Bump version to 3.15.1

Update NEWS.

NEWS

@@ -1,3 +1,15 @@
+3.15.1
+======
+* Use GResources for theme loading [Cosimo; #736936]
+* Fix headerbar drag getting stuck on xwayland [Carlos; #738411]
+* Fix wayland hiDPI regressions [Adel; #739161]
+* Misc bug fixes and cleanups [Jasper, Rui, Carlos; #662962, #738630, #738888,
+  #738890]
+
+Contributors:
+  Cosimo Cecchi, Adel Gadllah, Carlos Garnacho, Rui Matos, Florian Müllner,
+  Jasper St. Pierre
+
 3.14.1
 ======
 * Fix move-titlebar-onscreen function [Florian; #736915]

configure.ac

@@ -1,7 +1,7 @@
 AC_PREREQ(2.62)
 
 m4_define([mutter_major_version], [3])
-m4_define([mutter_minor_version], [14])
+m4_define([mutter_minor_version], [15])
 m4_define([mutter_micro_version], [1])
 
 m4_define([mutter_version],
@@ -78,7 +78,6 @@ MUTTER_PC_MODULES="
    gsettings-desktop-schemas >= 3.7.3
    $CLUTTER_PACKAGE >= 1.19.5
    cogl-1.0 >= 1.17.1
-   gbm >= 10.3
    upower-glib >= 0.99.0
    gnome-desktop-3.0
    xcomposite >= 0.2
@@ -201,7 +200,7 @@ AC_SUBST(XWAYLAND_PATH)
 
 PKG_CHECK_MODULES(MUTTER, $MUTTER_PC_MODULES)
 
-PKG_CHECK_MODULES(MUTTER_NATIVE_BACKEND, [clutter-egl-1.0 libdrm libsystemd libinput], [have_native_backend=yes], [have_native_backend=no])
+PKG_CHECK_MODULES(MUTTER_NATIVE_BACKEND, [clutter-egl-1.0 libdrm libsystemd libinput gudev-1.0 gbm >= 10.3], [have_native_backend=yes], [have_native_backend=no])
 if test $have_native_backend = yes; then
    AC_DEFINE([HAVE_NATIVE_BACKEND],[1],[Define if you want to enable the native (KMS) backend based on systemd])
 fi

doc/theme-format.txt

@@ -259,8 +259,6 @@ Overview of Theme Format Version 1
     <!-- color obtained by a 0.5 alpha composite of the second color onto the first -->
     <color value="blend/gtk:bg[SELECTED]/gtk:fg[SELECTED]/0.5"/>
   </gradient>
-  <!-- image has an optional colorize="#color" attribute to give the
-       image a certain color -->
   <image filename="foo.png" alpha="0.7"
          x="10" y="30" width="width / 3" height="height / 4"/>
   <gtk_arrow state="normal" shadow="in" arrow="up"

src/Makefile-tests.am

@@ -41,11 +41,9 @@ endif
 # Some random test programs for bits of the code
 
 testboxes_SOURCES = core/testboxes.c
-testgradient_SOURCES = ui/testgradient.c
 testasyncgetprop_SOURCES = x11/testasyncgetprop.c
 
-noinst_PROGRAMS+=testboxes testgradient testasyncgetprop
+noinst_PROGRAMS+=testboxes testasyncgetprop
 
 testboxes_LDADD = $(MUTTER_LIBS) libmutter.la
-testgradient_LDADD = $(MUTTER_LIBS) libmutter.la
 testasyncgetprop_LDADD = $(MUTTER_LIBS) libmutter.la

src/Makefile.am

@@ -162,8 +162,6 @@ libmutter_la_SOURCES =				\
 	meta/errors.h				\
 	core/frame.c				\
 	core/frame.h				\
-	ui/gradient.c				\
-	meta/gradient.h				\
 	core/meta-gesture-tracker.c		\
 	core/meta-gesture-tracker-private.h	\
 	core/keybindings.c			\
@@ -290,7 +288,6 @@ libmutterinclude_headers =			\
 	meta/compositor.h			\
 	meta/display.h				\
 	meta/errors.h				\
-	meta/gradient.h				\
 	meta/group.h				\
 	meta/keybindings.h			\
 	meta/main.h				\

src/backends/meta-cursor-private.h

@@ -29,8 +29,11 @@
 
 typedef struct {
   CoglTexture2D *texture;
-  struct gbm_bo *bo;
   int hot_x, hot_y;
+
+#ifdef HAVE_NATIVE_BACKEND
+  struct gbm_bo *bo;
+#endif
 } MetaCursorImage;
 
 struct _MetaCursorReference {
@@ -44,8 +47,10 @@ CoglTexture *meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor
                                                      int                 *hot_x,
                                                      int                 *hot_y);
 
+#ifdef HAVE_NATIVE_BACKEND
 struct gbm_bo *meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
                                                  int                 *hot_x,
                                                  int                 *hot_y);
+#endif
 
 #endif /* META_CURSOR_PRIVATE_H */

src/backends/meta-cursor.c

@@ -56,8 +56,11 @@ static void
 meta_cursor_image_free (MetaCursorImage *image)
 {
   cogl_object_unref (image->texture);
+
+#ifdef HAVE_NATIVE_BACKEND
   if (image->bo)
     gbm_bo_destroy (image->bo);
+#endif
 }
 
 static void
@@ -139,10 +142,10 @@ load_cursor_on_client (MetaCursor cursor)
                                   meta_prefs_get_cursor_size ());
 }
 
+#ifdef HAVE_NATIVE_BACKEND
 static void
 get_hardware_cursor_size (uint64_t *cursor_width, uint64_t *cursor_height)
 {
-#ifdef HAVE_NATIVE_BACKEND
   MetaBackend *meta_backend = meta_get_backend ();
   MetaCursorRenderer *renderer = meta_backend_get_cursor_renderer (meta_backend);
 
@@ -151,11 +154,12 @@ get_hardware_cursor_size (uint64_t *cursor_width, uint64_t *cursor_height)
       meta_cursor_renderer_native_get_cursor_size (META_CURSOR_RENDERER_NATIVE (renderer), cursor_width, cursor_height);
       return;
     }
-#endif
 
   g_assert_not_reached ();
 }
+#endif
 
+#ifdef HAVE_NATIVE_BACKEND
 static void
 meta_cursor_image_load_gbm_buffer (struct gbm_device *gbm,
                                    MetaCursorImage   *image,
@@ -193,20 +197,21 @@ meta_cursor_image_load_gbm_buffer (struct gbm_device *gbm,
   else
     meta_warning ("HW cursor for format %d not supported\n", gbm_format);
 }
+#endif
 
+#ifdef HAVE_NATIVE_BACKEND
 static struct gbm_device *
 get_gbm_device (void)
 {
-#ifdef HAVE_NATIVE_BACKEND
   MetaBackend *meta_backend = meta_get_backend ();
   MetaCursorRenderer *renderer = meta_backend_get_cursor_renderer (meta_backend);
 
   if (META_IS_CURSOR_RENDERER_NATIVE (renderer))
     return meta_cursor_renderer_native_get_gbm_device (META_CURSOR_RENDERER_NATIVE (renderer));
-#endif
-
-  return NULL;
+  else
+    return NULL;
 }
+#endif
 
 static void
 meta_cursor_image_load_from_xcursor_image (MetaCursorImage   *image,
@@ -214,16 +219,13 @@ meta_cursor_image_load_from_xcursor_image (MetaCursorImage   *image,
 {
   uint width, height, rowstride;
   CoglPixelFormat cogl_format;
-  uint32_t gbm_format;
   ClutterBackend *clutter_backend;
   CoglContext *cogl_context;
-  struct gbm_device *gbm;
 
   width           = xc_image->width;
   height          = xc_image->height;
   rowstride       = width * 4;
 
-  gbm_format = GBM_FORMAT_ARGB8888;
 #if G_BYTE_ORDER == G_LITTLE_ENDIAN
   cogl_format = COGL_PIXEL_FORMAT_BGRA_8888;
 #else
@@ -242,13 +244,15 @@ meta_cursor_image_load_from_xcursor_image (MetaCursorImage   *image,
                                                   (uint8_t *) xc_image->pixels,
                                                   NULL);
 
-  gbm = get_gbm_device ();
+#ifdef HAVE_NATIVE_BACKEND
+  struct gbm_device *gbm = get_gbm_device ();
   if (gbm)
     meta_cursor_image_load_gbm_buffer (gbm,
                                        image,
                                        (uint8_t *) xc_image->pixels,
                                        width, height, rowstride,
-                                       gbm_format);
+                                       GBM_FORMAT_ARGB8888);
+#endif
 }
 
 MetaCursorReference *
@@ -277,14 +281,8 @@ meta_cursor_image_load_from_buffer (MetaCursorImage    *image,
                                     int                 hot_x,
                                     int                 hot_y)
 {
-  struct gbm_device *gbm = get_gbm_device ();
-
   ClutterBackend *backend;
   CoglContext *cogl_context;
-  struct wl_shm_buffer *shm_buffer;
-  uint32_t gbm_format;
-  uint64_t cursor_width, cursor_height;
-  uint width, height;
 
   image->hot_x = hot_x;
   image->hot_y = hot_y;
@@ -294,13 +292,19 @@ meta_cursor_image_load_from_buffer (MetaCursorImage    *image,
 
   image->texture = cogl_wayland_texture_2d_new_from_buffer (cogl_context, buffer, NULL);
 
-  width = cogl_texture_get_width (COGL_TEXTURE (image->texture));
-  height = cogl_texture_get_height (COGL_TEXTURE (image->texture));
-
-  shm_buffer = wl_shm_buffer_get (buffer);
-  if (shm_buffer)
+#ifdef HAVE_NATIVE_BACKEND
+  struct gbm_device *gbm = get_gbm_device ();
+  if (gbm)
     {
-      if (gbm)
+      uint32_t gbm_format;
+      uint64_t cursor_width, cursor_height;
+      uint width, height;
+
+      width = cogl_texture_get_width (COGL_TEXTURE (image->texture));
+      height = cogl_texture_get_height (COGL_TEXTURE (image->texture));
+
+      struct wl_shm_buffer *shm_buffer = wl_shm_buffer_get (buffer);
+      if (shm_buffer)
         {
           int rowstride = wl_shm_buffer_get_stride (shm_buffer);
 
@@ -332,10 +336,7 @@ meta_cursor_image_load_from_buffer (MetaCursorImage    *image,
                                              width, height, rowstride,
                                              gbm_format);
         }
-    }
-  else
-    {
-      if (gbm)
+      else
         {
           /* HW cursors have a predefined size (at least 64x64), which usually is bigger than cursor theme
              size, so themed cursors must be padded with transparent pixels to fill the
@@ -356,6 +357,7 @@ meta_cursor_image_load_from_buffer (MetaCursorImage    *image,
             meta_warning ("Importing HW cursor from wl_buffer failed\n");
         }
     }
+#endif
 }
 
 MetaCursorReference *
@@ -385,6 +387,7 @@ meta_cursor_reference_get_cogl_texture (MetaCursorReference *cursor,
   return COGL_TEXTURE (cursor->image.texture);
 }
 
+#ifdef HAVE_NATIVE_BACKEND
 struct gbm_bo *
 meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
                                   int                 *hot_x,
@@ -396,6 +399,7 @@ meta_cursor_reference_get_gbm_bo (MetaCursorReference *cursor,
     *hot_y = cursor->image.hot_y;
   return cursor->image.bo;
 }
+#endif
 
 MetaCursor
 meta_cursor_reference_get_meta_cursor (MetaCursorReference *cursor)

src/backends/meta-monitor-config.c

@@ -67,6 +67,7 @@ typedef struct {
 } MetaOutputConfig;
 
 typedef struct {
+  guint refcount;
   MetaOutputKey *keys;
   MetaOutputConfig *outputs;
   unsigned int n_outputs;
@@ -77,7 +78,6 @@ struct _MetaMonitorConfig {
 
   GHashTable *configs;
   MetaConfiguration *current;
-  gboolean current_is_stored;
   gboolean current_is_for_laptop_lid;
   MetaConfiguration *previous;
 
@@ -124,11 +124,29 @@ config_clear (MetaConfiguration *config)
   g_free (config->outputs);
 }
 
-static void
-config_free (gpointer config)
+static MetaConfiguration *
+config_ref (MetaConfiguration *config)
 {
-  config_clear (config);
-  g_slice_free (MetaConfiguration, config);
+  config->refcount++;
+  return config;
+}
+
+static void
+config_unref (MetaConfiguration *config)
+{
+  if (--config->refcount == 0)
+    {
+      config_clear (config);
+      g_slice_free (MetaConfiguration, config);
+    }
+}
+
+static MetaConfiguration *
+config_new (void)
+{
+  MetaConfiguration *config = g_slice_new0 (MetaConfiguration);
+  config->refcount = 1;
+  return config;
 }
 
 static unsigned long
@@ -220,7 +238,7 @@ meta_monitor_config_init (MetaMonitorConfig *self)
   const char *filename;
   char *path;
 
-  self->configs = g_hash_table_new_full (config_hash, config_equal, NULL, config_free);
+  self->configs = g_hash_table_new_full (config_hash, config_equal, NULL, (GDestroyNotify) config_unref);
 
   filename = g_getenv ("MUTTER_MONITOR_FILENAME");
   if (filename == NULL)
@@ -796,27 +814,6 @@ make_config_key (MetaConfiguration *key,
   key->n_outputs = o;
 }
 
-gboolean
-meta_monitor_config_match_current (MetaMonitorConfig  *self,
-                                   MetaMonitorManager *manager)
-{
-  MetaOutput *outputs;
-  unsigned n_outputs;
-  MetaConfiguration key;
-  gboolean ok;
-
-  if (self->current == NULL)
-    return FALSE;
-
-  outputs = meta_monitor_manager_get_outputs (manager, &n_outputs);
-
-  make_config_key (&key, outputs, n_outputs, -1);
-  ok = config_equal (&key, self->current);
-
-  config_clear (&key);
-  return ok;
-}
-
 gboolean
 meta_monitor_manager_has_hotplug_mode_update (MetaMonitorManager *manager)
 {
@@ -851,73 +848,45 @@ meta_monitor_config_get_stored (MetaMonitorConfig *self,
   return stored;
 }
 
+static void
+set_current (MetaMonitorConfig *self,
+             MetaConfiguration *config)
+{
+  g_clear_pointer (&self->previous, (GDestroyNotify) config_unref);
+  self->previous = self->current;
+  self->current = config_ref (config);
+}
+
 static gboolean
 apply_configuration (MetaMonitorConfig  *self,
                      MetaConfiguration  *config,
-		     MetaMonitorManager *manager,
-                     gboolean            stored)
+		     MetaMonitorManager *manager)
 {
   GPtrArray *crtcs, *outputs;
+  gboolean ret = FALSE;
 
   crtcs = g_ptr_array_new_full (config->n_outputs, (GDestroyNotify)meta_crtc_info_free);
   outputs = g_ptr_array_new_full (config->n_outputs, (GDestroyNotify)meta_output_info_free);
 
   if (!meta_monitor_config_assign_crtcs (config, manager, crtcs, outputs))
-    {
-      g_ptr_array_unref (crtcs);
-      g_ptr_array_unref (outputs);
-      if (!stored)
-        config_free (config);
-
-      return FALSE;
-    }
+    goto out;
 
   meta_monitor_manager_apply_configuration (manager,
                                             (MetaCRTCInfo**)crtcs->pdata, crtcs->len,
                                             (MetaOutputInfo**)outputs->pdata, outputs->len);
 
-  /* Stored (persistent) configurations override the previous one always.
-     Also, we clear the previous configuration if the current one (which is
-     about to become previous) is stored, or if the current one has
-     different outputs.
-  */
-  if (stored ||
-      (self->current && self->current_is_stored))
-    {
-      if (self->previous)
-        config_free (self->previous);
-      self->previous = NULL;
-    }
-  else
-    {
-      /* Despite the name, config_equal() only checks the set of outputs,
-         not their modes
-      */
-      if (self->current && config_equal (self->current, config))
-        {
-          self->previous = self->current;
-        }
-      else
-        {
-          if (self->current)
-            config_free (self->current);
-          self->previous = NULL;
-        }
-    }
+  set_current (self, config);
 
-  self->current = config;
-  self->current_is_stored = stored;
   /* If true, we'll be overridden at the end of this call
-     inside turn_off_laptop_display()
-  */
+   * inside turn_off_laptop_display / apply_configuration_with_lid */
   self->current_is_for_laptop_lid = FALSE;
 
-  if (self->current == self->previous)
-    self->previous = NULL;
+  ret = TRUE;
 
+ out:
   g_ptr_array_unref (crtcs);
   g_ptr_array_unref (outputs);
-  return TRUE;
+  return ret;
 }
 
 static gboolean
@@ -956,7 +925,7 @@ make_laptop_lid_config (MetaConfiguration  *reference)
 
   g_assert (reference->n_outputs > 1);
 
-  new = g_slice_new0 (MetaConfiguration);
+  new = config_new ();
   new->n_outputs = reference->n_outputs;
   new->keys = g_new0 (MetaOutputKey, reference->n_outputs);
   new->outputs = g_new0 (MetaOutputConfig, reference->n_outputs);
@@ -1011,6 +980,32 @@ make_laptop_lid_config (MetaConfiguration  *reference)
   return new;
 }
 
+static gboolean
+apply_configuration_with_lid (MetaMonitorConfig  *self,
+                              MetaConfiguration  *config,
+                              MetaMonitorManager *manager)
+{
+  if (self->lid_is_closed &&
+      config->n_outputs > 1 &&
+      laptop_display_is_on (config))
+    {
+      MetaConfiguration *laptop_lid_config = make_laptop_lid_config (config);
+      if (apply_configuration (self, laptop_lid_config, manager))
+        {
+          self->current_is_for_laptop_lid = TRUE;
+          config_unref (laptop_lid_config);
+          return TRUE;
+        }
+      else
+        {
+          config_unref (laptop_lid_config);
+          return FALSE;
+        }
+    }
+  else
+    return apply_configuration (self, config, manager);
+}
+
 gboolean
 meta_monitor_config_apply_stored (MetaMonitorConfig  *self,
 				  MetaMonitorManager *manager)
@@ -1023,23 +1018,7 @@ meta_monitor_config_apply_stored (MetaMonitorConfig  *self,
   stored = meta_monitor_config_get_stored (self, outputs, n_outputs);
 
   if (stored)
-    {
-      if (self->lid_is_closed &&
-          stored->n_outputs > 1 &&
-          laptop_display_is_on (stored))
-        {
-          if (apply_configuration (self, make_laptop_lid_config (stored),
-                                   manager, FALSE))
-            {
-              self->current_is_for_laptop_lid = TRUE;
-              return TRUE;
-            }
-          else
-            return FALSE;
-        }
-      else
-        return apply_configuration (self, stored, manager, TRUE);
-    }
+    return apply_configuration_with_lid (self, stored, manager);
   else
     return FALSE;
 }
@@ -1101,7 +1080,7 @@ make_default_config (MetaMonitorConfig *self,
   MetaConfiguration *ret;
   MetaOutput *primary;
 
-  ret = g_slice_new (MetaConfiguration);
+  ret = config_new ();
   make_config_key (ret, outputs, n_outputs, -1);
   ret->outputs = g_new0 (MetaOutputConfig, n_outputs);
 
@@ -1221,7 +1200,7 @@ ensure_at_least_one_output (MetaMonitorConfig  *self,
                             MetaOutput         *outputs,
                             unsigned            n_outputs)
 {
-  MetaConfiguration *ret;
+  MetaConfiguration *config;
   MetaOutput *primary;
   unsigned i;
 
@@ -1232,9 +1211,9 @@ ensure_at_least_one_output (MetaMonitorConfig  *self,
 
   /* Oh no, we don't! Activate the primary one and disable everything else */
 
-  ret = g_slice_new (MetaConfiguration);
-  make_config_key (ret, outputs, n_outputs, -1);
-  ret->outputs = g_new0 (MetaOutputConfig, n_outputs);
+  config = config_new ();
+  make_config_key (config, outputs, n_outputs, -1);
+  config->outputs = g_new0 (MetaOutputConfig, n_outputs);
 
   primary = find_primary_output (outputs, n_outputs);
 
@@ -1244,22 +1223,23 @@ ensure_at_least_one_output (MetaMonitorConfig  *self,
 
       if (output == primary)
         {
-          ret->outputs[i].enabled = TRUE;
-          ret->outputs[i].rect.x = 0;
-          ret->outputs[i].rect.y = 0;
-          ret->outputs[i].rect.width = output->preferred_mode->width;
-          ret->outputs[i].rect.height = output->preferred_mode->height;
-          ret->outputs[i].refresh_rate = output->preferred_mode->refresh_rate;
-          ret->outputs[i].transform = META_MONITOR_TRANSFORM_NORMAL;
-          ret->outputs[i].is_primary = TRUE;
+          config->outputs[i].enabled = TRUE;
+          config->outputs[i].rect.x = 0;
+          config->outputs[i].rect.y = 0;
+          config->outputs[i].rect.width = output->preferred_mode->width;
+          config->outputs[i].rect.height = output->preferred_mode->height;
+          config->outputs[i].refresh_rate = output->preferred_mode->refresh_rate;
+          config->outputs[i].transform = META_MONITOR_TRANSFORM_NORMAL;
+          config->outputs[i].is_primary = TRUE;
         }
       else
         {
-          ret->outputs[i].enabled = FALSE;
+          config->outputs[i].enabled = FALSE;
         }
     }
 
-  apply_configuration (self, ret, manager, FALSE);
+  apply_configuration (self, config, manager);
+  config_unref (config);
   return FALSE;
 }
 
@@ -1270,7 +1250,7 @@ meta_monitor_config_make_default (MetaMonitorConfig  *self,
   MetaOutput *outputs;
   MetaConfiguration *default_config;
   unsigned n_outputs;
-  gboolean ok;
+  gboolean ok = FALSE;
   int max_width, max_height;
 
   outputs = meta_monitor_manager_get_outputs (manager, &n_outputs);
@@ -1283,22 +1263,11 @@ meta_monitor_config_make_default (MetaMonitorConfig  *self,
     }
 
   default_config = make_default_config (self, outputs, n_outputs, max_width, max_height);
-
   if (default_config != NULL)
     {
-      if (self->lid_is_closed &&
-          default_config->n_outputs > 1 &&
-          laptop_display_is_on (default_config))
-        {
-          ok = apply_configuration (self, make_laptop_lid_config (default_config),
-                                    manager, FALSE);
-          config_free (default_config);
-        }
-      else
-        ok = apply_configuration (self, default_config, manager, FALSE);
+      ok = apply_configuration_with_lid (self, default_config, manager);
+      config_unref (default_config);
     }
-  else
-    ok = FALSE;
 
   if (!ok)
     {
@@ -1335,7 +1304,7 @@ meta_monitor_config_update_current (MetaMonitorConfig  *self,
 
   outputs = meta_monitor_manager_get_outputs (manager, &n_outputs);
 
-  current = g_slice_new (MetaConfiguration);
+  current = config_new ();
   current->n_outputs = n_outputs;
   current->outputs = g_new0 (MetaOutputConfig, n_outputs);
   current->keys = g_new0 (MetaOutputKey, n_outputs);
@@ -1348,15 +1317,11 @@ meta_monitor_config_update_current (MetaMonitorConfig  *self,
 
   if (self->current && config_equal_full (current, self->current))
     {
-      config_free (current);
+      config_unref (current);
       return;
     }
 
-  if (self->current && !self->current_is_stored)
-    config_free (self->current);
-
-  self->current = current;
-  self->current_is_stored = FALSE;
+  set_current (self, current);
 }
 
 void
@@ -1364,7 +1329,17 @@ meta_monitor_config_restore_previous (MetaMonitorConfig  *self,
                                       MetaMonitorManager *manager)
 {
   if (self->previous)
-    apply_configuration (self, self->previous, manager, FALSE);
+    {
+      /* The user chose to restore the previous configuration. In this
+       * case, restore the previous configuration. */
+      MetaConfiguration *prev_config = config_ref (self->previous);
+      apply_configuration (self, prev_config, manager);
+      config_unref (prev_config);
+
+      /* After this, self->previous contains the rejected configuration.
+       * Since it was rejected, nuke it. */
+      g_clear_pointer (&self->previous, (GDestroyNotify) config_unref);
+    }
   else
     {
       if (!meta_monitor_config_apply_stored (self, manager))
@@ -1382,7 +1357,8 @@ turn_off_laptop_display (MetaMonitorConfig  *self,
     return;
 
   new = make_laptop_lid_config (self->current);
-  apply_configuration (self, new, manager, FALSE);
+  apply_configuration (self, new, manager);
+  config_unref (new);
   self->current_is_for_laptop_lid = TRUE;
 }
 
@@ -1541,16 +1517,7 @@ meta_monitor_config_save (MetaMonitorConfig *self)
 void
 meta_monitor_config_make_persistent (MetaMonitorConfig *self)
 {
-  if (self->current_is_stored)
-    return;
-
-  self->current_is_stored = TRUE;
-  g_hash_table_replace (self->configs, self->current, self->current);
-
-  if (self->previous)
-    config_free (self->previous);
-  self->previous = NULL;
-
+  g_hash_table_replace (self->configs, self->current, config_ref (self->current));
   meta_monitor_config_save (self);
 }
 

src/backends/meta-monitor-config.h

@@ -36,9 +36,6 @@ GType meta_monitor_config_get_type (void) G_GNUC_CONST;
 
 MetaMonitorConfig *meta_monitor_config_new (void);
 
-gboolean           meta_monitor_config_match_current (MetaMonitorConfig  *config,
-                                                      MetaMonitorManager *manager);
-
 gboolean           meta_monitor_config_apply_stored (MetaMonitorConfig  *config,
                                                      MetaMonitorManager *manager);
 

src/backends/meta-monitor-manager.c

@@ -58,14 +58,6 @@ meta_monitor_manager_init (MetaMonitorManager *manager)
 {
 }
 
-static void
-read_current_config (MetaMonitorManager *manager)
-{
-  manager->serial++;
-
-  META_MONITOR_MANAGER_GET_CLASS (manager)->read_current (manager);
-}
-
 /*
  * make_logical_config:
  *
@@ -198,7 +190,7 @@ meta_monitor_manager_constructed (GObject *object)
 
   manager->config = meta_monitor_config_new ();
 
-  read_current_config (manager);
+  meta_monitor_manager_read_current_config (manager);
 
   if (!meta_monitor_config_apply_stored (manager->config, manager))
     meta_monitor_config_make_default (manager->config, manager);
@@ -211,24 +203,7 @@ meta_monitor_manager_constructed (GObject *object)
      so this is not needed.
   */
   if (META_IS_MONITOR_MANAGER_XRANDR (manager))
-    {
-      MetaOutput *old_outputs;
-      MetaCRTC *old_crtcs;
-      MetaMonitorMode *old_modes;
-      unsigned int n_old_outputs, n_old_modes;
-
-      old_outputs = manager->outputs;
-      n_old_outputs = manager->n_outputs;
-      old_modes = manager->modes;
-      n_old_modes = manager->n_modes;
-      old_crtcs = manager->crtcs;
-
-      read_current_config (manager);
-
-      meta_monitor_manager_free_output_array (old_outputs, n_old_outputs);
-      meta_monitor_manager_free_mode_array (old_modes, n_old_modes);
-      g_free (old_crtcs);
-    }
+    meta_monitor_manager_read_current_config (manager);
 
   make_logical_config (manager);
   initialize_dbus_interface (manager);
@@ -236,7 +211,7 @@ meta_monitor_manager_constructed (GObject *object)
   manager->in_init = FALSE;
 }
 
-void
+static void
 meta_monitor_manager_free_output_array (MetaOutput *old_outputs,
                                         int         n_old_outputs)
 {
@@ -259,7 +234,7 @@ meta_monitor_manager_free_output_array (MetaOutput *old_outputs,
   g_free (old_outputs);
 }
 
-void
+static void
 meta_monitor_manager_free_mode_array (MetaMonitorMode *old_modes,
                                       int              n_old_modes)
 {
@@ -1162,6 +1137,31 @@ meta_monitor_manager_get_screen_limits (MetaMonitorManager *manager,
   *height = manager->max_screen_height;
 }
 
+void
+meta_monitor_manager_read_current_config (MetaMonitorManager *manager)
+{
+  MetaOutput *old_outputs;
+  MetaCRTC *old_crtcs;
+  MetaMonitorMode *old_modes;
+  unsigned int n_old_outputs, n_old_modes;
+
+  /* Some implementations of read_current use the existing information
+   * we have available, so don't free the old configuration until after
+   * read_current finishes. */
+  old_outputs = manager->outputs;
+  n_old_outputs = manager->n_outputs;
+  old_modes = manager->modes;
+  n_old_modes = manager->n_modes;
+  old_crtcs = manager->crtcs;
+
+  manager->serial++;
+  META_MONITOR_MANAGER_GET_CLASS (manager)->read_current (manager);
+
+  meta_monitor_manager_free_output_array (old_outputs, n_old_outputs);
+  meta_monitor_manager_free_mode_array (old_modes, n_old_modes);
+  g_free (old_crtcs);
+}
+
 void
 meta_monitor_manager_rebuild_derived (MetaMonitorManager *manager)
 {
@@ -1179,3 +1179,22 @@ meta_monitor_manager_rebuild_derived (MetaMonitorManager *manager)
   g_free (old_monitor_infos);
 }
 
+void
+meta_monitor_manager_on_hotplug (MetaMonitorManager *manager)
+{
+  gboolean applied_config = FALSE;
+
+  /* If the monitor has hotplug_mode_update (which is used by VMs), don't bother
+   * applying our stored configuration, because it's likely the user just resizing
+   * the window.
+   */
+  if (!meta_monitor_manager_has_hotplug_mode_update (manager))
+    {
+      if (meta_monitor_config_apply_stored (manager->config, manager))
+        applied_config = TRUE;
+    }
+
+  /* If we haven't applied any configuration, apply the default configuration. */
+  if (!applied_config)
+    meta_monitor_config_make_default (manager->config, manager);
+}

src/backends/meta-monitor-manager.h

@@ -339,11 +339,9 @@ void                meta_monitor_manager_confirm_configuration (MetaMonitorManag
 void               meta_crtc_info_free   (MetaCRTCInfo   *info);
 void               meta_output_info_free (MetaOutputInfo *info);
 
-void               meta_monitor_manager_free_output_array (MetaOutput *old_outputs,
-                                                           int         n_old_outputs);
-void               meta_monitor_manager_free_mode_array (MetaMonitorMode *old_modes,
-                                                         int              n_old_modes);
 gboolean           meta_monitor_manager_has_hotplug_mode_update (MetaMonitorManager *manager);
+void               meta_monitor_manager_read_current_config (MetaMonitorManager *manager);
+void               meta_monitor_manager_on_hotplug (MetaMonitorManager *manager);
 
 /* Returns true if transform causes width and height to be inverted
    This is true for the odd transforms in the enum */

src/backends/native/meta-monitor-manager-kms.c

@@ -24,6 +24,7 @@
 #include "config.h"
 
 #include "meta-monitor-manager-kms.h"
+#include "meta-monitor-config.h"
 
 #include <string.h>
 #include <stdlib.h>
@@ -40,6 +41,8 @@
 #include <meta/errors.h>
 #include "edid.h"
 
+#include <gudev/gudev.h>
+
 typedef struct {
   drmModeConnector *connector;
 
@@ -68,6 +71,8 @@ struct _MetaMonitorManagerKms
   unsigned int       n_encoders;
 
   drmModeEncoder    *current_encoder;
+
+  GUdevClient *udev;
 };
 
 struct _MetaMonitorManagerKmsClass
@@ -893,6 +898,23 @@ meta_monitor_manager_kms_set_crtc_gamma (MetaMonitorManager *manager,
   drmModeCrtcSetGamma (manager_kms->fd, crtc->crtc_id, size, red, green, blue);
 }
 
+static void
+on_uevent (GUdevClient *client,
+           const char  *action,
+           GUdevDevice *device,
+           gpointer     user_data)
+{
+  MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (user_data);
+  MetaMonitorManager *manager = META_MONITOR_MANAGER (manager_kms);
+
+  if (!g_udev_device_get_property_as_boolean (device, "HOTPLUG"))
+    return;
+
+  meta_monitor_manager_read_current_config (manager);
+
+  meta_monitor_manager_on_hotplug (manager);
+}
+
 static void
 meta_monitor_manager_kms_init (MetaMonitorManagerKms *manager_kms)
 {
@@ -907,6 +929,21 @@ meta_monitor_manager_kms_init (MetaMonitorManagerKms *manager_kms)
   cogl_renderer = cogl_display_get_renderer (cogl_display);
 
   manager_kms->fd = cogl_kms_renderer_get_kms_fd (cogl_renderer);
+
+  const char *subsystems[2] = { "drm", NULL };
+  manager_kms->udev = g_udev_client_new (subsystems);
+  g_signal_connect (manager_kms->udev, "uevent",
+                    G_CALLBACK (on_uevent), manager_kms);
+}
+
+static void
+meta_monitor_manager_kms_dispose (GObject *object)
+{
+  MetaMonitorManagerKms *manager_kms = META_MONITOR_MANAGER_KMS (object);
+
+  g_clear_object (&manager_kms->udev);
+
+  G_OBJECT_CLASS (meta_monitor_manager_kms_parent_class)->dispose (object);
 }
 
 static void
@@ -925,6 +962,7 @@ meta_monitor_manager_kms_class_init (MetaMonitorManagerKmsClass *klass)
   MetaMonitorManagerClass *manager_class = META_MONITOR_MANAGER_CLASS (klass);
   GObjectClass *object_class = G_OBJECT_CLASS (klass);
 
+  object_class->dispose = meta_monitor_manager_kms_dispose;
   object_class->finalize = meta_monitor_manager_kms_finalize;
 
   manager_class->read_current = meta_monitor_manager_kms_read_current;

src/backends/x11/meta-monitor-manager-xrandr.c

@@ -57,7 +57,6 @@ struct _MetaMonitorManagerXrandr
 
   Display *xdisplay;
   XRRScreenResources *resources;
-  int time;
   int rr_event_base;
   int rr_error_base;
 };
@@ -413,7 +412,6 @@ meta_monitor_manager_xrandr_read_current (MetaMonitorManager *manager)
     return;
 
   manager_xrandr->resources = resources;
-  manager_xrandr->time = resources->configTimestamp;
   manager->n_outputs = resources->noutput;
   manager->n_crtcs = resources->ncrtc;
   manager->n_modes = resources->nmode;
@@ -747,7 +745,7 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
           XRRSetCrtcConfig (manager_xrandr->xdisplay,
                             manager_xrandr->resources,
                             (XID)crtc->crtc_id,
-                            manager_xrandr->time,
+                            CurrentTime,
                             0, 0,
                             None,
                             RR_Rotate_0,
@@ -777,7 +775,7 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
       XRRSetCrtcConfig (manager_xrandr->xdisplay,
                         manager_xrandr->resources,
                         (XID)crtc->crtc_id,
-                        manager_xrandr->time,
+                        CurrentTime,
                         0, 0,
                         None,
                         RR_Rotate_0,
@@ -860,7 +858,7 @@ meta_monitor_manager_xrandr_apply_configuration (MetaMonitorManager *manager,
           ok = XRRSetCrtcConfig (manager_xrandr->xdisplay,
                                  manager_xrandr->resources,
                                  (XID)crtc->crtc_id,
-                                 manager_xrandr->time,
+                                 CurrentTime,
                                  crtc_info->x, crtc_info->y,
                                  (XID)mode->mode_id,
                                  meta_monitor_transform_to_xrandr (crtc_info->transform),
@@ -1001,16 +999,6 @@ meta_monitor_manager_xrandr_set_crtc_gamma (MetaMonitorManager *manager,
   XRRFreeGamma (gamma);
 }
 
-static void
-meta_monitor_manager_xrandr_rebuild_derived (MetaMonitorManager *manager)
-{
-  /* This will be a no-op if the change was from our side, as
-     we already called it in the DBus method handler */
-  meta_monitor_config_update_current (manager->config, manager);
-
-  meta_monitor_manager_rebuild_derived (manager);
-}
-
 static void
 meta_monitor_manager_xrandr_init (MetaMonitorManagerXrandr *manager_xrandr)
 {
@@ -1070,57 +1058,30 @@ meta_monitor_manager_xrandr_handle_xevent (MetaMonitorManagerXrandr *manager_xra
 					   XEvent                   *event)
 {
   MetaMonitorManager *manager = META_MONITOR_MANAGER (manager_xrandr);
-  MetaOutput *old_outputs;
-  MetaCRTC *old_crtcs;
-  MetaMonitorMode *old_modes;
-  unsigned int n_old_outputs, n_old_modes;
-  gboolean new_config;
-  gboolean applied_config = FALSE;
+  gboolean hotplug;
+  Time old_timestamp;
 
   if ((event->type - manager_xrandr->rr_event_base) != RRScreenChangeNotify)
     return FALSE;
 
   XRRUpdateConfiguration (event);
 
-  /* Save the old structures, so they stay valid during the update */
-  old_outputs = manager->outputs;
-  n_old_outputs = manager->n_outputs;
-  old_modes = manager->modes;
-  n_old_modes = manager->n_modes;
-  old_crtcs = manager->crtcs;
+  old_timestamp = manager_xrandr->resources->timestamp;
 
-  manager->serial++;
-  meta_monitor_manager_xrandr_read_current (manager);
+  meta_monitor_manager_read_current_config (manager);
 
-  new_config = manager_xrandr->resources->timestamp >= manager_xrandr->resources->configTimestamp;
-
-  /* If this is the X server telling us we set a new configuration,
-   * we can simply short-cut to rebuilding our logical configuration.
-   */
-  if (new_config || meta_monitor_config_match_current (manager->config, manager))
+  hotplug = manager_xrandr->resources->timestamp < manager_xrandr->resources->configTimestamp;
+  if (hotplug)
     {
-      meta_monitor_manager_xrandr_rebuild_derived (manager);
-      goto out;
+      /* This is a hotplug event, so go ahead and build a new configuration. */
+      meta_monitor_manager_on_hotplug (manager);
     }
-
-  /* If the monitor has hotplug_mode_update (which is used by VMs), don't bother
-   * applying our stored configuration, because it's likely the user just resizing
-   * the window.
-   */
-  if (!meta_monitor_manager_has_hotplug_mode_update (manager))
+  else
     {
-      if (meta_monitor_config_apply_stored (manager->config, manager))
-        applied_config = TRUE;
+      /* If something else changed -- tell the world about it. */
+      if (old_timestamp < manager_xrandr->resources->timestamp)
+        meta_monitor_manager_rebuild_derived (manager);
     }
 
-  /* If we haven't applied any configuration, apply the default configuration. */
-  if (!applied_config)
-    meta_monitor_config_make_default (manager->config, manager);
-
- out:
-  meta_monitor_manager_free_output_array (old_outputs, n_old_outputs);
-  meta_monitor_manager_free_mode_array (old_modes, n_old_modes);
-  g_free (old_crtcs);
-
   return TRUE;
 }

src/compositor/meta-background-image.c

@@ -53,7 +53,7 @@ struct _MetaBackgroundImageCacheClass
 struct _MetaBackgroundImage
 {
   GObject parent_instance;
-  char *filename;
+  GFile *file;
   MetaBackgroundImageCache *cache;
   gboolean in_cache;
   gboolean loaded;
@@ -70,7 +70,7 @@ G_DEFINE_TYPE (MetaBackgroundImageCache, meta_background_image_cache, G_TYPE_OBJ
 static void
 meta_background_image_cache_init (MetaBackgroundImageCache *cache)
 {
-  cache->images = g_hash_table_new (g_str_hash, g_str_equal);
+  cache->images = g_hash_table_new (g_file_hash, (GEqualFunc) g_file_equal);
 }
 
 static void
@@ -124,9 +124,17 @@ load_file (GTask               *task,
 {
   GError *error = NULL;
   GdkPixbuf *pixbuf;
+  GFileInputStream *stream;
 
-  pixbuf = gdk_pixbuf_new_from_file (image->filename,
-                                     &error);
+  stream = g_file_read (image->file, NULL, &error);
+  if (stream == NULL)
+    {
+      g_task_return_error (task, error);
+      return;
+    }
+
+  pixbuf = gdk_pixbuf_new_from_stream (G_INPUT_STREAM (stream), NULL, &error);
+  g_object_unref (stream);
 
   if (pixbuf == NULL)
     {
@@ -156,9 +164,11 @@ file_loaded (GObject      *source_object,
 
   if (pixbuf == NULL)
     {
+      char *uri = g_file_get_uri (image->file);
       g_warning ("Failed to load background '%s': %s",
-                 image->filename, error->message);
+                 uri, error->message);
       g_clear_error (&error);
+      g_free (uri);
       goto out;
     }
 
@@ -195,7 +205,7 @@ out:
 /**
  * meta_background_image_cache_load:
  * @cache: a #MetaBackgroundImageCache
- * @filename: filename to load
+ * @file: #GFile to load
  *
  * Loads an image to use as a background, or returns a reference to an
  * image that is already in the process of loading or loaded. In either
@@ -209,23 +219,23 @@ out:
  */
 MetaBackgroundImage *
 meta_background_image_cache_load (MetaBackgroundImageCache *cache,
-                                  const char               *filename)
+                                  GFile                    *file)
 {
   MetaBackgroundImage *image;
   GTask *task;
 
   g_return_val_if_fail (META_IS_BACKGROUND_IMAGE_CACHE (cache), NULL);
-  g_return_val_if_fail (filename != NULL, NULL);
+  g_return_val_if_fail (file != NULL, NULL);
 
-  image = g_hash_table_lookup (cache->images, filename);
+  image = g_hash_table_lookup (cache->images, file);
   if (image != NULL)
     return g_object_ref (image);
 
   image = g_object_new (META_TYPE_BACKGROUND_IMAGE, NULL);
   image->cache = cache;
   image->in_cache = TRUE;
-  image->filename = g_strdup (filename);
-  g_hash_table_insert (cache->images, image->filename, image);
+  image->file = g_object_ref (file);
+  g_hash_table_insert (cache->images, image->file, image);
 
   task = g_task_new (image, NULL, file_loaded, NULL);
 
@@ -238,25 +248,25 @@ meta_background_image_cache_load (MetaBackgroundImageCache *cache,
 /**
  * meta_background_image_cache_purge:
  * @cache: a #MetaBackgroundImageCache
- * @filename: filename to remove from the cache
+ * @file: file to remove from the cache
  *
  * Remove an entry from the cache; this would be used if monitoring
  * showed that the file changed.
  */
 void
 meta_background_image_cache_purge (MetaBackgroundImageCache *cache,
-                                   const char               *filename)
+                                   GFile                    *file)
 {
   MetaBackgroundImage *image;
 
   g_return_if_fail (META_IS_BACKGROUND_IMAGE_CACHE (cache));
-  g_return_if_fail (filename != NULL);
+  g_return_if_fail (file != NULL);
 
-  image = g_hash_table_lookup (cache->images, filename);
+  image = g_hash_table_lookup (cache->images, file);
   if (image == NULL)
     return;
 
-  g_hash_table_remove (cache->images, image->filename);
+  g_hash_table_remove (cache->images, image->file);
   image->in_cache = FALSE;
 }
 
@@ -273,12 +283,12 @@ meta_background_image_finalize (GObject *object)
   MetaBackgroundImage *image = META_BACKGROUND_IMAGE (object);
 
   if (image->in_cache)
-    g_hash_table_remove (image->cache->images, image->filename);
+    g_hash_table_remove (image->cache->images, image->file);
 
   if (image->texture)
     cogl_object_unref (image->texture);
-  if (image->filename)
-    g_free (image->filename);
+  if (image->file)
+    g_object_unref (image->file);
 
   G_OBJECT_CLASS (meta_background_image_parent_class)->finalize (object);
 }

src/compositor/meta-background.c

@@ -50,9 +50,9 @@ struct _MetaBackgroundPrivate
   ClutterColor              color;
   ClutterColor              second_color;
 
-  char *filename1;
+  GFile *file1;
   MetaBackgroundImage *background_image1;
-  char *filename2;
+  GFile *file2;
   MetaBackgroundImage *background_image2;
 
   CoglTexture *color_texture;
@@ -241,16 +241,28 @@ on_background_loaded (MetaBackgroundImage *image,
   mark_changed (self);
 }
 
-static void
-set_filename (MetaBackground       *self,
-              char                **filenamep,
-              MetaBackgroundImage **imagep,
-              const char           *filename)
+static gboolean
+file_equal0 (GFile *file1,
+             GFile *file2)
 {
-  if (g_strcmp0 (filename, *filenamep) != 0)
+  if (file1 == file2)
+    return TRUE;
+
+  if ((file1 == NULL) || (file2 == NULL))
+    return FALSE;
+
+  return g_file_equal (file1, file2);
+}
+
+static void
+set_file (MetaBackground       *self,
+          GFile               **filep,
+          MetaBackgroundImage **imagep,
+          GFile                *file)
+{
+  if (!file_equal0 (*filep, file))
     {
-      g_free (*filenamep);
-      *filenamep = g_strdup (filename);
+      g_clear_object (filep);
 
       if (*imagep)
         {
@@ -261,10 +273,12 @@ set_filename (MetaBackground       *self,
           *imagep = NULL;
         }
 
-      if (filename)
+      if (file)
         {
           MetaBackgroundImageCache *cache = meta_background_image_cache_get_default ();
-          *imagep = meta_background_image_cache_load (cache, filename);
+
+          *filep = g_object_ref (file);
+          *imagep = meta_background_image_cache_load (cache, file);
           g_signal_connect (*imagep, "loaded",
                             G_CALLBACK (on_background_loaded), self);
         }
@@ -280,8 +294,8 @@ meta_background_dispose (GObject *object)
   free_color_texture (self);
   free_wallpaper_texture (self);
 
-  set_filename (self, &priv->filename1, &priv->background_image1, NULL);
-  set_filename (self, &priv->filename2, &priv->background_image2, NULL);
+  set_file (self, &priv->file1, &priv->background_image1, NULL);
+  set_file (self, &priv->file2, &priv->background_image2, NULL);
 
   set_screen (self, NULL);
 
@@ -867,19 +881,19 @@ meta_background_set_gradient (MetaBackground            *self,
 }
 
 void
-meta_background_set_filename (MetaBackground            *self,
-                              const char                *filename,
-                              GDesktopBackgroundStyle    style)
+meta_background_set_file (MetaBackground            *self,
+                          GFile                     *file,
+                          GDesktopBackgroundStyle    style)
 {
   g_return_if_fail (META_IS_BACKGROUND (self));
 
-  meta_background_set_blend (self, filename, NULL, 0.0, style);
+  meta_background_set_blend (self, file, NULL, 0.0, style);
 }
 
 void
 meta_background_set_blend (MetaBackground          *self,
-                           const char              *filename1,
-                           const char              *filename2,
+                           GFile                   *file1,
+                           GFile                   *file2,
                            double                   blend_factor,
                            GDesktopBackgroundStyle  style)
 {
@@ -890,8 +904,8 @@ meta_background_set_blend (MetaBackground          *self,
 
   priv = self->priv;
 
-  set_filename (self, &priv->filename1, &priv->background_image1, filename1);
-  set_filename (self, &priv->filename2, &priv->background_image2, filename2);
+  set_file (self, &priv->file1, &priv->background_image1, file1);
+  set_file (self, &priv->file2, &priv->background_image2, file2);
 
   priv->blend_factor = blend_factor;
   priv->style = style;

src/compositor/meta-surface-actor.c

@@ -65,6 +65,8 @@ meta_surface_actor_pick (ClutterActor       *actor,
       CoglContext *ctx;
       CoglFramebuffer *fb;
       CoglColor cogl_color;
+      ClutterActorIter iter;
+      ClutterActor *child;
 
       n_rects = cairo_region_num_rectangles (priv->input_region);
       rectangles = g_alloca (sizeof (float) * 4 * n_rects);
@@ -91,6 +93,11 @@ meta_surface_actor_pick (ClutterActor       *actor,
       cogl_pipeline_set_color (pipeline, &cogl_color);
       cogl_framebuffer_draw_rectangles (fb, pipeline, rectangles, n_rects);
       cogl_object_unref (pipeline);
+
+      clutter_actor_iter_init (&iter, actor);
+
+      while (clutter_actor_iter_next (&iter, &child))
+        clutter_actor_paint (child);
     }
 }
 

src/core/display.c

@@ -1965,7 +1965,7 @@ meta_display_end_grab_op (MetaDisplay *display,
        * beginning of the grab_op.
        */
       if (!meta_prefs_get_raise_on_click () &&
-          display->grab_threshold_movement_reached)
+          !display->grab_threshold_movement_reached)
         meta_window_raise (display->grab_window);
 
       meta_window_grab_op_ended (grab_window, grab_op);

src/core/events.c

@@ -151,23 +151,6 @@ sequence_is_pointer_emulated (MetaDisplay        *display,
   return FALSE;
 }
 
-static void
-meta_display_update_pointer_emulating_sequence (MetaDisplay        *display,
-                                                const ClutterEvent *event)
-{
-  ClutterEventSequence *sequence;
-
-  sequence = clutter_event_get_event_sequence (event);
-
-  if (event->type == CLUTTER_TOUCH_BEGIN &&
-      !display->pointer_emulating_sequence &&
-      sequence_is_pointer_emulated (display, event))
-    display->pointer_emulating_sequence = sequence;
-  else if (event->type == CLUTTER_TOUCH_END &&
-           display->pointer_emulating_sequence == sequence)
-    display->pointer_emulating_sequence = NULL;
-}
-
 static gboolean
 meta_display_handle_event (MetaDisplay        *display,
                            const ClutterEvent *event)
@@ -176,8 +159,15 @@ meta_display_handle_event (MetaDisplay        *display,
   gboolean bypass_clutter = FALSE;
   G_GNUC_UNUSED gboolean bypass_wayland = FALSE;
   MetaGestureTracker *tracker;
+  ClutterEventSequence *sequence;
 
-  meta_display_update_pointer_emulating_sequence (display, event);
+  sequence = clutter_event_get_event_sequence (event);
+
+  /* Set the pointer emulating sequence on touch begin, if eligible */
+  if (event->type == CLUTTER_TOUCH_BEGIN &&
+      !display->pointer_emulating_sequence &&
+      sequence_is_pointer_emulated (display, event))
+    display->pointer_emulating_sequence = sequence;
 
 #ifdef HAVE_WAYLAND
   MetaWaylandCompositor *compositor = NULL;
@@ -314,6 +304,11 @@ meta_display_handle_event (MetaDisplay        *display,
     }
 #endif
 
+  /* Unset the pointer emulating sequence after its end event is processed */
+  if (event->type == CLUTTER_TOUCH_END &&
+      display->pointer_emulating_sequence == sequence)
+    display->pointer_emulating_sequence = NULL;
+
   display->current_time = CurrentTime;
   return bypass_clutter;
 }

src/core/keybindings.c

@@ -1660,13 +1660,14 @@ meta_window_ungrab_all_keys (MetaWindow *window, guint32 timestamp)
 }
 
 void
-meta_display_freeze_keyboard (MetaDisplay *display, Window window, guint32 timestamp)
+meta_display_freeze_keyboard (MetaDisplay *display, guint32 timestamp)
 {
   MetaBackend *backend = meta_get_backend ();
 
   if (!META_IS_BACKEND_X11 (backend))
     return;
 
+  Window window = meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend));
   grab_keyboard (window, timestamp, XIGrabModeSync);
 }
 

src/core/screen.c

@@ -3022,7 +3022,6 @@ check_fullscreen_func (gpointer data)
 {
   MetaScreen *screen = data;
   MetaWindow *window;
-  GSList *tmp;
   GSList *fullscreen_monitors = NULL;
   GSList *obscured_monitors = NULL;
   gboolean in_fullscreen_changed = FALSE;

src/core/window.c

@@ -5851,7 +5851,7 @@ update_resize (MetaWindow *window,
   int new_w, new_h;
   int gravity;
   MetaRectangle old;
-  double remaining;
+  double remaining = 0;
   MetaMaximizeFlags new_unmaximize;
 
   window->display->grab_latest_motion_x = x;
@@ -6110,10 +6110,8 @@ meta_window_handle_mouse_grab_op_event  (MetaWindow         *window,
     case CLUTTER_BUTTON_RELEASE:
       if (event->button.button == 1 ||
           event->button.button == (unsigned int) meta_prefs_get_mouse_button_resize ())
-        {
-          end_grab_op (window, event);
-          return FALSE;
-        }
+        end_grab_op (window, event);
+
       return TRUE;
 
     case CLUTTER_TOUCH_BEGIN:

src/meta/display.h

@@ -173,7 +173,6 @@ void meta_display_unmanage_screen (MetaDisplay *display,
 void meta_display_clear_mouse_mode (MetaDisplay *display);
 
 void meta_display_freeze_keyboard (MetaDisplay *display,
-                                   Window       window,
                                    guint32      timestamp);
 void meta_display_ungrab_keyboard (MetaDisplay *display,
                                    guint32      timestamp);

src/meta/gradient.h

@@ -1,71 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-/* Mutter gradient rendering */
-
-/*
- * Copyright (C) 2001 Havoc Pennington, 99% copied from wrlib in
- * WindowMaker, Copyright (C) 1997-2000 Dan Pascu and Alfredo Kojima
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.  */
-
-#ifndef META_GRADIENT_H
-#define META_GRADIENT_H
-
-#include <gdk-pixbuf/gdk-pixbuf.h>
-#include <gdk/gdk.h>
-
-/**
- * MetaGradientType:
- * @META_GRADIENT_VERTICAL: Vertical gradient
- * @META_GRADIENT_HORIZONTAL: Horizontal gradient
- * @META_GRADIENT_DIAGONAL: Diagonal gradient
- * @META_GRADIENT_LAST: Marks the end of the #MetaGradientType enumeration
- *
- */
-typedef enum
-{
-  META_GRADIENT_VERTICAL,
-  META_GRADIENT_HORIZONTAL,
-  META_GRADIENT_DIAGONAL,
-  META_GRADIENT_LAST
-} MetaGradientType;
-
-GdkPixbuf* meta_gradient_create_simple     (int               width,
-                                            int               height,
-                                            const GdkRGBA    *from,
-                                            const GdkRGBA    *to,
-                                            MetaGradientType  style);
-GdkPixbuf* meta_gradient_create_multi      (int               width,
-                                            int               height,
-                                            const GdkRGBA    *colors,
-                                            int               n_colors,
-                                            MetaGradientType  style);
-GdkPixbuf* meta_gradient_create_interwoven (int               width,
-                                            int               height,
-                                            const GdkRGBA     colors1[2],
-                                            int               thickness1,
-                                            const GdkRGBA     colors2[2],
-                                            int               thickness2);
-
-
-/* Generate an alpha gradient and multiply it with the existing alpha
- * channel of the given pixbuf
- */
-void meta_gradient_add_alpha (GdkPixbuf       *pixbuf,
-                              const guchar    *alphas,
-                              int              n_alphas,
-                              MetaGradientType type);
-
-
-#endif

src/meta/meta-background-image.h

@@ -69,8 +69,8 @@ MetaBackgroundImageCache *meta_background_image_cache_get_default (void);
 GType meta_background_image_cache_get_type (void);
 
 MetaBackgroundImage *meta_background_image_cache_load  (MetaBackgroundImageCache *cache,
-                                                        const char               *filename);
+                                                        GFile                    *file);
 void                 meta_background_image_cache_purge (MetaBackgroundImageCache *cache,
-                                                        const char               *filename);
+                                                        GFile                    *file);
 
 #endif /* __META_BACKGROUND_IMAGE_H__ */

src/meta/meta-background.h

@@ -67,12 +67,12 @@ void meta_background_set_gradient (MetaBackground            *self,
                                    GDesktopBackgroundShading  shading_direction,
                                    ClutterColor              *color,
                                    ClutterColor              *second_color);
-void meta_background_set_filename (MetaBackground            *self,
-                                   const char                *filename,
+void meta_background_set_file     (MetaBackground            *self,
+                                   GFile                     *file,
                                    GDesktopBackgroundStyle    style);
 void meta_background_set_blend    (MetaBackground            *self,
-                                   const char                *filename1,
-                                   const char                *filename2,
+                                   GFile                     *file1,
+                                   GFile                     *file2,
                                    double                     blend_factor,
                                    GDesktopBackgroundStyle    style);
 

src/ui/gradient.c

@@ -1,902 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-/*
- * Copyright (C) 2001 Havoc Pennington, 99% copied from wrlib in
- * WindowMaker, Copyright (C) 1997-2000 Dan Pascu and Alfredo Kojima
- * Copyright (C) 2005 Elijah Newren
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.  */
-
-/**
- * SECTION:gradient
- * @title: Gradients
- * @short_description: Metacity gradient rendering
- */
-
-#include <meta/gradient.h>
-#include <meta/util.h>
-#include <string.h>
-
-/* This is all Alfredo's and Dan's usual very nice WindowMaker code,
- * slightly GTK-ized
- */
-static GdkPixbuf* meta_gradient_create_horizontal       (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *from,
-                                                         const GdkRGBA  *to);
-static GdkPixbuf* meta_gradient_create_vertical         (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *from,
-                                                         const GdkRGBA  *to);
-static GdkPixbuf* meta_gradient_create_diagonal         (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *from,
-                                                         const GdkRGBA  *to);
-static GdkPixbuf* meta_gradient_create_multi_horizontal (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *colors,
-                                                         int             count);
-static GdkPixbuf* meta_gradient_create_multi_vertical   (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *colors,
-                                                         int             count);
-static GdkPixbuf* meta_gradient_create_multi_diagonal   (int             width,
-                                                         int             height,
-                                                         const GdkRGBA  *colors,
-                                                         int             count);
-
-
-/* Used as the destroy notification function for gdk_pixbuf_new() */
-static void
-free_buffer (guchar *pixels, gpointer data)
-{
-  g_free (pixels);
-}
-
-static GdkPixbuf*
-blank_pixbuf (int width, int height)
-{
-  guchar *buf;
-  int rowstride;
-
-  g_return_val_if_fail (width > 0, NULL);
-  g_return_val_if_fail (height > 0, NULL);
-
-  /* Always align rows to 32-bit boundaries */
-  rowstride = 4 * ((4 * width + 4) / 4);
-
-  buf = g_try_malloc (height * rowstride);
-  if (!buf)
-    return NULL;
-
-  return gdk_pixbuf_new_from_data (buf, GDK_COLORSPACE_RGB,
-                                   TRUE, 8,
-                                   width, height, rowstride,
-                                   free_buffer, NULL);
-}
-
-/**
- * meta_gradient_create_simple:
- * @width: Width in pixels
- * @height: Height in pixels
- * @from: Starting color
- * @to: Ending color
- * @style: Gradient style
- *
- * Returns: (transfer full): A new linear gradient
- */
-GdkPixbuf*
-meta_gradient_create_simple (int              width,
-                             int              height,
-                             const GdkRGBA   *from,
-                             const GdkRGBA   *to,
-                             MetaGradientType style)
-{
-  switch (style)
-    {
-    case META_GRADIENT_HORIZONTAL:
-      return meta_gradient_create_horizontal (width, height,
-                                              from, to);
-    case META_GRADIENT_VERTICAL:
-      return meta_gradient_create_vertical (width, height,
-                                            from, to);
-
-    case META_GRADIENT_DIAGONAL:
-      return meta_gradient_create_diagonal (width, height,
-                                            from, to);
-    case META_GRADIENT_LAST:
-      break;
-    }
-  g_assert_not_reached ();
-  return NULL;
-}
-
-/**
- * meta_gradient_create_multi:
- * @width: Width in pixels
- * @height: Height in pixels
- * @colors: (array length=n_colors): Array of colors
- * @n_colors: Number of colors
- * @style: Gradient style
- *
- * Returns: (transfer full): A new multi-step linear gradient
- */
-GdkPixbuf*
-meta_gradient_create_multi (int              width,
-                            int              height,
-                            const GdkRGBA   *colors,
-                            int              n_colors,
-                            MetaGradientType style)
-{
-
-  if (n_colors > 2)
-    {
-      switch (style)
-        {
-        case META_GRADIENT_HORIZONTAL:
-          return meta_gradient_create_multi_horizontal (width, height, colors, n_colors);
-        case META_GRADIENT_VERTICAL:
-          return meta_gradient_create_multi_vertical (width, height, colors, n_colors);
-        case META_GRADIENT_DIAGONAL:
-          return meta_gradient_create_multi_diagonal (width, height, colors, n_colors);
-        case META_GRADIENT_LAST:
-          g_assert_not_reached ();
-          break;
-        }
-    }
-  else if (n_colors > 1)
-    {
-      return meta_gradient_create_simple (width, height, &colors[0], &colors[1],
-                                          style);
-    }
-  else if (n_colors > 0)
-    {
-      return meta_gradient_create_simple (width, height, &colors[0], &colors[0],
-                                          style);
-    }
-  g_assert_not_reached ();
-  return NULL;
-}
-
-/**
- * meta_gradient_create_interwoven: (skip)
- * @width: Width in pixels
- * @height: Height in pixels
- * @colors1: Array of colors
- * @thickness1: Thickness
- * @colors2: Array of colors
- * @thickness2: Thickness
- *
- * Interwoven essentially means we have two vertical gradients,
- * cut into horizontal strips of the given thickness, and then the strips
- * are alternated. I'm not sure what it's good for, just copied since
- * WindowMaker had it.
- */
-GdkPixbuf*
-meta_gradient_create_interwoven (int            width,
-                                 int            height,
-                                 const GdkRGBA  colors1[2],
-                                 int            thickness1,
-                                 const GdkRGBA  colors2[2],
-                                 int            thickness2)
-{
-
-  int i, j, k, l, ll;
-  long r1, g1, b1, a1, dr1, dg1, db1, da1;
-  long r2, g2, b2, a2, dr2, dg2, db2, da2;
-  GdkPixbuf *pixbuf;
-  unsigned char *ptr;
-  unsigned char *pixels;
-  int rowstride;
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  r1 = (long)(colors1[0].red*0xffffff);
-  g1 = (long)(colors1[0].green*0xffffff);
-  b1 = (long)(colors1[0].blue*0xffffff);
-  a1 = (long)(colors1[0].alpha*0xffffff);
-
-  r2 = (long)(colors2[0].red*0xffffff);
-  g2 = (long)(colors2[0].green*0xffffff);
-  b2 = (long)(colors2[0].blue*0xffffff);
-  a2 = (long)(colors2[0].alpha*0xffffff);
-
-  dr1 = ((colors1[1].red-colors1[0].red)*0xffffff)/(int)height;
-  dg1 = ((colors1[1].green-colors1[0].green)*0xffffff)/(int)height;
-  db1 = ((colors1[1].blue-colors1[0].blue)*0xffffff)/(int)height;
-  da1 = ((colors1[1].alpha-colors1[0].alpha)*0xffffff)/(int)height;
-
-  dr2 = ((colors2[1].red-colors2[0].red)*0xffffff)/(int)height;
-  dg2 = ((colors2[1].green-colors2[0].green)*0xffffff)/(int)height;
-  db2 = ((colors2[1].blue-colors2[0].blue)*0xffffff)/(int)height;
-  da2 = ((colors2[1].alpha-colors2[0].alpha)*0xffffff)/(int)height;
-
-  for (i=0,k=0,l=0,ll=thickness1; i<height; i++)
-    {
-      ptr = pixels + i * rowstride;
-
-      if (k == 0)
-        {
-          ptr[0] = (unsigned char) (r1>>16);
-          ptr[1] = (unsigned char) (g1>>16);
-          ptr[2] = (unsigned char) (b1>>16);
-          ptr[3] = (unsigned char) (a1>>16);
-        }
-      else
-        {
-          ptr[0] = (unsigned char) (r2>>16);
-          ptr[1] = (unsigned char) (g2>>16);
-          ptr[2] = (unsigned char) (b2>>16);
-          ptr[3] = (unsigned char) (a2>>16);
-        }
-
-      for (j=1; j <= width/2; j *= 2)
-        memcpy (&(ptr[j*4]), ptr, j*4);
-      memcpy (&(ptr[j*4]), ptr, (width - j)*4);
-
-      if (++l == ll)
-        {
-          if (k == 0)
-            {
-              k = 1;
-              ll = thickness2;
-            }
-          else
-            {
-              k = 0;
-              ll = thickness1;
-            }
-          l = 0;
-        }
-      r1+=dr1;
-      g1+=dg1;
-      b1+=db1;
-      a1+=da1;
-
-      r2+=dr2;
-      g2+=dg2;
-      b2+=db2;
-      a2+=da2;
-    }
-
-  return pixbuf;
-}
-
-/*
- *----------------------------------------------------------------------
- * meta_gradient_create_horizontal--
- * 	Renders a horizontal linear gradient of the specified size in the
- * GdkPixbuf format with a border of the specified type.
- *
- * Returns:
- * 	A 24bit GdkPixbuf with the gradient (no alpha channel).
- *
- * Side effects:
- * 	None
- *----------------------------------------------------------------------
- */
-static GdkPixbuf*
-meta_gradient_create_horizontal (int width, int height,
-                                 const GdkRGBA *from,
-                                 const GdkRGBA *to)
-{
-  int i;
-  long r, g, b, a, dr, dg, db, da;
-  GdkPixbuf *pixbuf;
-  unsigned char *ptr;
-  unsigned char *pixels;
-  int r0, g0, b0, a0;
-  int rf, gf, bf, af;
-  int rowstride;
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  ptr = pixels;
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  r0 = (guchar) (from->red * 0xff);
-  g0 = (guchar) (from->green * 0xff);
-  b0 = (guchar) (from->blue * 0xff);
-  a0 = (guchar) (from->alpha * 0xff);
-  rf = (guchar) (to->red * 0xff);
-  gf = (guchar) (to->green * 0xff);
-  bf = (guchar) (to->blue * 0xff);
-  af = (guchar) (to->alpha * 0xff);
-
-  r = r0 << 16;
-  g = g0 << 16;
-  b = b0 << 16;
-  a = a0 << 16;
-
-  dr = ((rf-r0)<<16)/(int)width;
-  dg = ((gf-g0)<<16)/(int)width;
-  db = ((bf-b0)<<16)/(int)width;
-  da = ((af-a0)<<16)/(int)width;
-  /* render the first line */
-  for (i=0; i<width; i++)
-    {
-      *(ptr++) = (unsigned char)(r>>16);
-      *(ptr++) = (unsigned char)(g>>16);
-      *(ptr++) = (unsigned char)(b>>16);
-      *(ptr++) = (unsigned char)(a>>16);
-      r += dr;
-      g += dg;
-      b += db;
-      a += da;
-    }
-
-  /* copy the first line to the other lines */
-  for (i=1; i<height; i++)
-    {
-      memcpy (&(pixels[i*rowstride]), pixels, rowstride);
-    }
-  return pixbuf;
-}
-
-/*
- *----------------------------------------------------------------------
- * meta_gradient_create_vertical--
- *      Renders a vertical linear gradient of the specified size in the
- * GdkPixbuf format with a border of the specified type.
- *
- * Returns:
- *      A 24bit GdkPixbuf with the gradient (no alpha channel).
- *
- * Side effects:
- *      None
- *----------------------------------------------------------------------
- */
-static GdkPixbuf*
-meta_gradient_create_vertical (int width, int height,
-                               const GdkRGBA *from,
-                               const GdkRGBA *to)
-{
-  int i, j;
-  long r, g, b, a, dr, dg, db, da;
-  GdkPixbuf *pixbuf;
-  unsigned char *ptr;
-  int r0, g0, b0, a0;
-  int rf, gf, bf, af;
-  int rowstride;
-  unsigned char *pixels;
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  r0 = (guchar) (from->red * 0xff);
-  g0 = (guchar) (from->green * 0xff);
-  b0 = (guchar) (from->blue * 0xff);
-  a0 = (guchar) (from->alpha * 0xff);
-  rf = (guchar) (to->red * 0xff);
-  gf = (guchar) (to->green * 0xff);
-  bf = (guchar) (to->blue * 0xff);
-  af = (guchar) (to->alpha * 0xff);
-
-  r = r0<<16;
-  g = g0<<16;
-  b = b0<<16;
-  a = a0<<16;
-
-  dr = ((rf-r0)<<16)/(int)height;
-  dg = ((gf-g0)<<16)/(int)height;
-  db = ((bf-b0)<<16)/(int)height;
-  da = ((af-a0)<<16)/(int)height;
-
-  for (i=0; i<height; i++)
-    {
-      ptr = pixels + i * rowstride;
-
-      ptr[0] = (unsigned char)(r>>16);
-      ptr[1] = (unsigned char)(g>>16);
-      ptr[2] = (unsigned char)(b>>16);
-      ptr[3] = (unsigned char)(a>>16);
-
-      for (j=1; j <= width/2; j *= 2)
-        memcpy (&(ptr[j*4]), ptr, j*4);
-      memcpy (&(ptr[j*4]), ptr, (width - j)*4);
-
-      r+=dr;
-      g+=dg;
-      b+=db;
-      a+=da;
-    }
-  return pixbuf;
-}
-
-
-/*
- *----------------------------------------------------------------------
- * meta_gradient_create_diagonal--
- *      Renders a diagonal linear gradient of the specified size in the
- * GdkPixbuf format with a border of the specified type.
- *
- * Returns:
- *      A 24bit GdkPixbuf with the gradient (no alpha channel).
- *
- * Side effects:
- *      None
- *----------------------------------------------------------------------
- */
-
-
-static GdkPixbuf*
-meta_gradient_create_diagonal (int width, int height,
-                               const GdkRGBA *from,
-                               const GdkRGBA *to)
-{
-  GdkPixbuf *pixbuf, *tmp;
-  int j;
-  float a, offset;
-  unsigned char *ptr;
-  unsigned char *pixels;
-  int rowstride;
-
-  if (width == 1)
-    return meta_gradient_create_vertical (width, height, from, to);
-  else if (height == 1)
-    return meta_gradient_create_horizontal (width, height, from, to);
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  tmp = meta_gradient_create_horizontal (2*width-1, 1, from, to);
-  if (!tmp)
-    {
-      g_object_unref (G_OBJECT (pixbuf));
-      return NULL;
-    }
-
-  ptr = gdk_pixbuf_get_pixels (tmp);
-
-  a = ((float)(width - 1))/((float)(height - 1));
-  width = width * 4;
-
-  /* copy the first line to the other lines with corresponding offset */
-  for (j=0, offset=0.0; j<rowstride*height; j += rowstride)
-    {
-      memcpy (&(pixels[j]), &ptr[4*(int)offset], width);
-      offset += a;
-    }
-
-  g_object_unref (G_OBJECT (tmp));
-  return pixbuf;
-}
-
-
-static GdkPixbuf*
-meta_gradient_create_multi_horizontal (int width, int height,
-                                       const GdkRGBA *colors,
-                                       int count)
-{
-  int i, j, k;
-  long r, g, b, a, dr, dg, db, da;
-  GdkPixbuf *pixbuf;
-  unsigned char *ptr;
-  unsigned char *pixels;
-  int width2;
-  int rowstride;
-
-  g_return_val_if_fail (count > 2, NULL);
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-  ptr = pixels;
-
-  if (count > width)
-    count = width;
-
-  if (count > 1)
-    width2 = width/(count-1);
-  else
-    width2 = width;
-
-  k = 0;
-
-  r = (long)(colors[0].red * 0xffffff);
-  g = (long)(colors[0].green * 0xffffff);
-  b = (long)(colors[0].blue * 0xffffff);
-  a = (long)(colors[0].alpha * 0xffffff);
-
-  /* render the first line */
-  for (i=1; i<count; i++)
-    {
-      dr = (int)((colors[i].red   - colors[i-1].red)  *0xffffff)/(int)width2;
-      dg = (int)((colors[i].green - colors[i-1].green)*0xffffff)/(int)width2;
-      db = (int)((colors[i].blue  - colors[i-1].blue) *0xffffff)/(int)width2;
-      da = (int)((colors[i].alpha  - colors[i-1].alpha) *0xffffff)/(int)width2;
-      for (j=0; j<width2; j++)
-        {
-          *ptr++ = (unsigned char)(r>>16);
-          *ptr++ = (unsigned char)(g>>16);
-          *ptr++ = (unsigned char)(b>>16);
-          *ptr++ = (unsigned char)(a>>16);
-          r += dr;
-          g += dg;
-          b += db;
-          a += da;
-          k++;
-	}
-      r = (long)(colors[i].red   * 0xffffff);
-      g = (long)(colors[i].green * 0xffffff);
-      b = (long)(colors[i].blue  * 0xffffff);
-      a = (long)(colors[i].alpha  * 0xffffff);
-    }
-  for (j=k; j<width; j++)
-    {
-      *ptr++ = (unsigned char)(r>>16);
-      *ptr++ = (unsigned char)(g>>16);
-      *ptr++ = (unsigned char)(b>>16);
-      *ptr++ = (unsigned char)(a>>16);
-    }
-
-  /* copy the first line to the other lines */
-  for (i=1; i<height; i++)
-    {
-      memcpy (&(pixels[i*rowstride]), pixels, rowstride);
-    }
-  return pixbuf;
-}
-
-static GdkPixbuf*
-meta_gradient_create_multi_vertical (int width, int height,
-                                     const GdkRGBA *colors,
-                                     int count)
-{
-  int i, j, k;
-  long r, g, b, a, dr, dg, db, da;
-  GdkPixbuf *pixbuf;
-  unsigned char *ptr, *tmp, *pixels;
-  int height2;
-  int x;
-  int rowstride;
-
-  g_return_val_if_fail (count > 2, NULL);
-
-  pixbuf = blank_pixbuf (width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-  ptr = pixels;
-
-  if (count > height)
-    count = height;
-
-  if (count > 1)
-    height2 = height/(count-1);
-  else
-    height2 = height;
-
-  k = 0;
-
-  r = (long)(colors[0].red * 0xffffff);
-  g = (long)(colors[0].green * 0xffffff);
-  b = (long)(colors[0].blue * 0xffffff);
-  a = (long)(colors[0].alpha * 0xffffff);
-
-  for (i=1; i<count; i++)
-    {
-      dr = (int)((colors[i].red   - colors[i-1].red)  *0xffffff)/(int)height2;
-      dg = (int)((colors[i].green - colors[i-1].green)*0xffffff)/(int)height2;
-      db = (int)((colors[i].blue  - colors[i-1].blue) *0xffffff)/(int)height2;
-      da = (int)((colors[i].alpha  - colors[i-1].alpha) *0xffffff)/(int)height2;
-
-      for (j=0; j<height2; j++)
-        {
-          ptr[0] = (unsigned char)(r>>16);
-          ptr[1] = (unsigned char)(g>>16);
-          ptr[2] = (unsigned char)(b>>16);
-          ptr[3] = (unsigned char)(a>>16);
-
-          for (x=1; x <= width/2; x *= 2)
-            memcpy (&(ptr[x*4]), ptr, x*4);
-          memcpy (&(ptr[x*4]), ptr, (width - x)*4);
-
-          ptr += rowstride;
-
-          r += dr;
-          g += dg;
-          b += db;
-          a += da;
-          k++;
-	}
-      r = (long)(colors[i].red   * 0xffffff);
-      g = (long)(colors[i].green * 0xffffff);
-      b = (long)(colors[i].blue  * 0xffffff);
-      a = (long)(colors[i].alpha  * 0xffffff);
-    }
-
-  if (k<height)
-    {
-      tmp = ptr;
-
-      ptr[0] = (unsigned char) (r>>16);
-      ptr[1] = (unsigned char) (g>>16);
-      ptr[2] = (unsigned char) (b>>16);
-      ptr[3] = (unsigned char) (a>>16);
-
-      for (x=1; x <= width/2; x *= 2)
-        memcpy (&(ptr[x*4]), ptr, x*4);
-      memcpy (&(ptr[x*4]), ptr, (width - x)*4);
-
-      ptr += rowstride;
-
-      for (j=k+1; j<height; j++)
-        {
-          memcpy (ptr, tmp, rowstride);
-          ptr += rowstride;
-        }
-    }
-
-  return pixbuf;
-}
-
-
-static GdkPixbuf*
-meta_gradient_create_multi_diagonal (int width, int height,
-                                     const GdkRGBA *colors,
-                                     int count)
-{
-  GdkPixbuf *pixbuf, *tmp;
-  float a, offset;
-  int j;
-  unsigned char *ptr;
-  unsigned char *pixels;
-  int rowstride;
-
-  g_return_val_if_fail (count > 2, NULL);
-
-  if (width == 1)
-    return meta_gradient_create_multi_vertical (width, height, colors, count);
-  else if (height == 1)
-    return meta_gradient_create_multi_horizontal (width, height, colors, count);
-
-  pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, FALSE, 8,
-                           width, height);
-  if (pixbuf == NULL)
-    return NULL;
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  if (count > width)
-    count = width;
-  if (count > height)
-    count = height;
-
-  if (count > 2)
-    tmp = meta_gradient_create_multi_horizontal (2*width-1, 1, colors, count);
-  else
-    /* wrlib multiplies these colors by 256 before passing them in, but
-     * I think it's a bug in wrlib, so changed here. I could be wrong
-     * though, if we notice two-color multi diagonals not working.
-     */
-    tmp = meta_gradient_create_horizontal (2*width-1, 1,
-                                           &colors[0], &colors[1]);
-
-  if (!tmp)
-    {
-      g_object_unref (G_OBJECT (pixbuf));
-      return NULL;
-    }
-  ptr = gdk_pixbuf_get_pixels (tmp);
-
-  a = ((float)(width - 1))/((float)(height - 1));
-  width = width * 3;
-
-  /* copy the first line to the other lines with corresponding offset */
-  for (j=0, offset=0; j<rowstride*height; j += rowstride)
-    {
-      memcpy (&(pixels[j]), &ptr[3*(int)offset], width);
-      offset += a;
-    }
-
-  g_object_unref (G_OBJECT (tmp));
-  return pixbuf;
-}
-
-static void
-simple_multiply_alpha (GdkPixbuf *pixbuf,
-                       guchar     alpha)
-{
-  guchar *pixels;
-  int rowstride;
-  int height;
-  int row;
-
-  g_return_if_fail (GDK_IS_PIXBUF (pixbuf));
-
-  if (alpha == 255)
-    return;
-
-  g_assert (gdk_pixbuf_get_has_alpha (pixbuf));
-
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-  height = gdk_pixbuf_get_height (pixbuf);
-
-  row = 0;
-  while (row < height)
-    {
-      guchar *p;
-      guchar *end;
-
-      p = pixels + row * rowstride;
-      end = p + rowstride;
-
-      while (p != end)
-        {
-          p += 3; /* skip RGB */
-
-          /* multiply the two alpha channels. not sure this is right.
-           * but some end cases are that if the pixbuf contains 255,
-           * then it should be modified to contain "alpha"; if the
-           * pixbuf contains 0, it should remain 0.
-           */
-          /* ((*p / 255.0) * (alpha / 255.0)) * 255; */
-          *p = (guchar) (((int) *p * (int) alpha) / (int) 255);
-
-          ++p; /* skip A */
-        }
-
-      ++row;
-    }
-}
-
-static void
-meta_gradient_add_alpha_horizontal (GdkPixbuf           *pixbuf,
-                                    const unsigned char *alphas,
-                                    int                  n_alphas)
-{
-  int i, j;
-  long a, da;
-  unsigned char *p;
-  unsigned char *pixels;
-  int width2;
-  int rowstride;
-  int width, height;
-  unsigned char *gradient;
-  unsigned char *gradient_p;
-  unsigned char *gradient_end;
-
-  g_return_if_fail (n_alphas > 0);
-
-  if (n_alphas == 1)
-    {
-      /* Optimize this */
-      simple_multiply_alpha (pixbuf, alphas[0]);
-      return;
-    }
-
-  width = gdk_pixbuf_get_width (pixbuf);
-  height = gdk_pixbuf_get_height (pixbuf);
-
-  gradient = g_new (unsigned char, width);
-  gradient_end = gradient + width;
-
-  if (n_alphas > width)
-    n_alphas = width;
-
-  if (n_alphas > 1)
-    width2 = width / (n_alphas - 1);
-  else
-    width2 = width;
-
-  a = alphas[0] << 8;
-  gradient_p = gradient;
-
-  /* render the gradient into an array */
-  for (i = 1; i < n_alphas; i++)
-    {
-      da = (((int)(alphas[i] - (int) alphas[i-1])) << 8) / (int) width2;
-
-      for (j = 0; j < width2; j++)
-        {
-          *gradient_p++ = (a >> 8);
-
-          a += da;
-	}
-
-      a = alphas[i] << 8;
-    }
-
-  /* get leftover pixels */
-  while (gradient_p != gradient_end)
-    {
-      *gradient_p++ = a >> 8;
-    }
-
-  /* Now for each line of the pixbuf, fill in with the gradient */
-  pixels = gdk_pixbuf_get_pixels (pixbuf);
-  rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-
-  p = pixels;
-  i = 0;
-  while (i < height)
-    {
-      unsigned char *row_end = p + rowstride;
-      gradient_p = gradient;
-
-      p += 3;
-      while (gradient_p != gradient_end)
-        {
-          /* multiply the two alpha channels. not sure this is right.
-           * but some end cases are that if the pixbuf contains 255,
-           * then it should be modified to contain "alpha"; if the
-           * pixbuf contains 0, it should remain 0.
-           */
-          /* ((*p / 255.0) * (alpha / 255.0)) * 255; */
-          *p = (guchar) (((int) *p * (int) *gradient_p) / (int) 255);
-
-          p += 4;
-          ++gradient_p;
-        }
-
-      p = row_end;
-      ++i;
-    }
-
-  g_free (gradient);
-}
-
-void
-meta_gradient_add_alpha (GdkPixbuf       *pixbuf,
-                         const guchar    *alphas,
-                         int              n_alphas,
-                         MetaGradientType type)
-{
-  g_return_if_fail (GDK_IS_PIXBUF (pixbuf));
-  g_return_if_fail (gdk_pixbuf_get_has_alpha (pixbuf));
-  g_return_if_fail (n_alphas > 0);
-
-  switch (type)
-    {
-    case META_GRADIENT_HORIZONTAL:
-      meta_gradient_add_alpha_horizontal (pixbuf, alphas, n_alphas);
-      break;
-
-    case META_GRADIENT_VERTICAL:
-      g_printerr ("metacity: vertical alpha channel gradient not implemented yet\n");
-      break;
-
-    case META_GRADIENT_DIAGONAL:
-      g_printerr ("metacity: diagonal alpha channel gradient not implemented yet\n");
-      break;
-
-    case META_GRADIENT_LAST:
-      g_assert_not_reached ();
-      break;
-    }
-}

src/ui/testgradient.c

@@ -1,315 +0,0 @@
-/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
-
-/* Mutter gradient test program */
-
-/*
- * Copyright (C) 2002 Havoc Pennington
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of the
- * License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.  */
-
-#include <meta/gradient.h>
-#include <gtk/gtk.h>
-
-typedef void (* RenderGradientFunc) (cairo_t     *cr,
-                                     int          width,
-                                     int          height);
-
-static void
-draw_checkerboard (cairo_t *cr,
-                   int      width,
-                   int      height)
-{
-  gint i, j, xcount, ycount;
-  GdkRGBA color1, color2;
-
-#define CHECK_SIZE 10
-#define SPACING 2
-
-  color1.red = 30000. / 65535.;
-  color1.green = 30000. / 65535.;
-  color1.blue = 30000. / 65535.;
-  color1.alpha = 1.0;
-
-  color2.red = 50000. / 65535.;
-  color2.green = 50000. / 65535.;
-  color2.blue = 50000. / 65535.;
-  color2.alpha = 1.0;
-
-  xcount = 0;
-  i = SPACING;
-  while (i < width)
-    {
-      j = SPACING;
-      ycount = xcount % 2; /* start with even/odd depending on row */
-      while (j < height)
-	{
-	  if (ycount % 2)
-	    gdk_cairo_set_source_rgba (cr, &color1);
-	  else
-	    gdk_cairo_set_source_rgba (cr, &color2);
-
-	  /* If we're outside event->area, this will do nothing.
-	   * It might be mildly more efficient if we handled
-	   * the clipping ourselves, but again we're feeling lazy.
-	   */
-          cairo_rectangle (cr, i, j, CHECK_SIZE, CHECK_SIZE);
-          cairo_fill (cr);
-
-	  j += CHECK_SIZE + SPACING;
-	  ++ycount;
-	}
-
-      i += CHECK_SIZE + SPACING;
-      ++xcount;
-    }
-}
-
-static void
-render_simple (cairo_t     *cr,
-               int width, int height,
-               MetaGradientType type,
-               gboolean    with_alpha)
-{
-  GdkPixbuf *pixbuf;
-  GdkRGBA from, to;
-
-  gdk_rgba_parse (&from, "blue");
-  gdk_rgba_parse (&to, "green");
-
-  pixbuf = meta_gradient_create_simple (width, height,
-                                        &from, &to,
-                                        type);
-
-  if (with_alpha)
-    {
-      const unsigned char alphas[] = { 0xff, 0xaa, 0x2f, 0x0, 0xcc, 0xff, 0xff };
-
-      if (!gdk_pixbuf_get_has_alpha (pixbuf))
-        {
-          GdkPixbuf *new_pixbuf;
-
-          new_pixbuf = gdk_pixbuf_add_alpha (pixbuf, FALSE, 0, 0, 0);
-          g_object_unref (G_OBJECT (pixbuf));
-          pixbuf = new_pixbuf;
-        }
-
-      meta_gradient_add_alpha (pixbuf,
-                               alphas, G_N_ELEMENTS (alphas),
-                               META_GRADIENT_HORIZONTAL);
-
-      draw_checkerboard (cr , width, height);
-    }
-
-  gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
-  cairo_rectangle (cr, 0, 0, width, height);
-  cairo_fill (cr);
-
-  g_object_unref (G_OBJECT (pixbuf));
-}
-
-static void
-render_vertical_func (cairo_t *cr,
-                      int width, int height)
-{
-  render_simple (cr, width, height, META_GRADIENT_VERTICAL, FALSE);
-}
-
-static void
-render_horizontal_func (cairo_t *cr,
-                        int width, int height)
-{
-  render_simple (cr, width, height, META_GRADIENT_HORIZONTAL, FALSE);
-}
-
-static void
-render_diagonal_func (cairo_t *cr,
-                      int width, int height)
-{
-  render_simple (cr, width, height, META_GRADIENT_DIAGONAL, FALSE);
-}
-
-static void
-render_diagonal_alpha_func (cairo_t *cr,
-                            int width, int height)
-{
-  render_simple (cr, width, height, META_GRADIENT_DIAGONAL, TRUE);
-}
-
-static void
-render_multi (cairo_t     *cr,
-              int width, int height,
-              MetaGradientType type)
-{
-  GdkPixbuf *pixbuf;
-#define N_COLORS 5
-  GdkRGBA colors[N_COLORS];
-
-  gdk_rgba_parse (&colors[0], "red");
-  gdk_rgba_parse (&colors[1], "blue");
-  gdk_rgba_parse (&colors[2], "orange");
-  gdk_rgba_parse (&colors[3], "pink");
-  gdk_rgba_parse (&colors[4], "green");
-
-  pixbuf = meta_gradient_create_multi (width, height,
-                                       colors, N_COLORS,
-                                       type);
-
-  gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
-  cairo_rectangle (cr, 0, 0, width, height);
-  cairo_fill (cr);
-
-  g_object_unref (G_OBJECT (pixbuf));
-#undef N_COLORS
-}
-
-static void
-render_vertical_multi_func (cairo_t *cr,
-                            int width, int height)
-{
-  render_multi (cr, width, height, META_GRADIENT_VERTICAL);
-}
-
-static void
-render_horizontal_multi_func (cairo_t *cr,
-                              int width, int height)
-{
-  render_multi (cr, width, height, META_GRADIENT_HORIZONTAL);
-}
-
-static void
-render_diagonal_multi_func (cairo_t *cr,
-                            int width, int height)
-{
-  render_multi (cr, width, height, META_GRADIENT_DIAGONAL);
-}
-
-static void
-render_interwoven_func (cairo_t *cr,
-                        int width, int height)
-{
-  GdkPixbuf *pixbuf;
-#define N_COLORS 4
-  GdkRGBA colors[N_COLORS];
-
-  gdk_rgba_parse (&colors[0], "red");
-  gdk_rgba_parse (&colors[1], "blue");
-  gdk_rgba_parse (&colors[2], "pink");
-  gdk_rgba_parse (&colors[3], "green");
-
-  pixbuf = meta_gradient_create_interwoven (width, height,
-                                            colors, height / 10,
-                                            colors + 2, height / 14);
-
-  gdk_cairo_set_source_pixbuf (cr, pixbuf, 0, 0);
-  cairo_rectangle (cr, 0, 0, width, height);
-  cairo_fill (cr);
-
-  g_object_unref (G_OBJECT (pixbuf));
-}
-
-static gboolean
-draw_callback (GtkWidget *widget,
-               cairo_t   *cr,
-               gpointer   data)
-{
-  RenderGradientFunc func = data;
-  GtkStyleContext *style;
-  GdkRGBA color;
-
-  style = gtk_widget_get_style_context (widget);
-
-  gtk_style_context_save (style);
-  gtk_style_context_set_state (style, gtk_widget_get_state_flags (widget));
-  gtk_style_context_lookup_color (style, "foreground-color", &color);
-  gtk_style_context_restore (style);
-
-  gdk_cairo_set_source_rgba (cr, &color);
-
-  (* func) (cr,
-            gtk_widget_get_allocated_width (widget),
-            gtk_widget_get_allocated_height (widget));
-
-  return FALSE;
-}
-
-static GtkWidget*
-create_gradient_window (const char *title,
-                        RenderGradientFunc func)
-{
-  GtkWidget *window;
-  GtkWidget *drawing_area;
-
-  window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
-
-  gtk_window_set_title (GTK_WINDOW (window), title);
-
-  drawing_area = gtk_drawing_area_new ();
-
-  gtk_widget_set_size_request (drawing_area, 1, 1);
-
-  gtk_window_set_default_size (GTK_WINDOW (window), 175, 175);
-
-  g_signal_connect (G_OBJECT (drawing_area),
-                    "draw",
-                    G_CALLBACK (draw_callback),
-                    func);
-
-  gtk_container_add (GTK_CONTAINER (window), drawing_area);
-
-  gtk_widget_show_all (window);
-
-  return window;
-}
-
-static void
-meta_gradient_test (void)
-{
-  create_gradient_window ("Simple vertical",
-                          render_vertical_func);
-
-  create_gradient_window ("Simple horizontal",
-                          render_horizontal_func);
-
-  create_gradient_window ("Simple diagonal",
-                          render_diagonal_func);
-
-  create_gradient_window ("Multi vertical",
-                          render_vertical_multi_func);
-
-  create_gradient_window ("Multi horizontal",
-                          render_horizontal_multi_func);
-
-  create_gradient_window ("Multi diagonal",
-                          render_diagonal_multi_func);
-
-  create_gradient_window ("Interwoven",
-                          render_interwoven_func);
-
-  create_gradient_window ("Simple diagonal with horizontal multi alpha",
-                          render_diagonal_alpha_func);
-
-}
-
-int
-main (int argc, char **argv)
-{
-  gtk_init (&argc, &argv);
-
-  meta_gradient_test ();
-
-  gtk_main ();
-
-  return 0;
-}
-

src/ui/theme-parser.c

@@ -774,9 +774,6 @@ parse_alpha (const char             *str,
 
   n_alphas = i;
 
-  /* FIXME allow specifying horizontal/vertical/diagonal in theme format,
-   * once we implement vertical/diagonal in gradient.c
-   */
   spec = meta_alpha_gradient_spec_new (META_GRADIENT_HORIZONTAL,
                                        n_alphas);
 
@@ -2150,11 +2147,9 @@ parse_draw_op_element (GMarkupParseContext  *context,
       const char *width;
       const char *height;
       const char *alpha;
-      const char *colorize;
       const char *fill_type;
       MetaAlphaGradientSpec *alpha_spec;
       GdkPixbuf *pixbuf;
-      MetaColorSpec *colorize_spec = NULL;
       MetaImageFillType fill_type_val;
       int h, w, c;
       int pixbuf_width, pixbuf_height, pixbuf_n_channels, pixbuf_rowstride;
@@ -2165,7 +2160,6 @@ parse_draw_op_element (GMarkupParseContext  *context,
                               "!x", &x, "!y", &y,
                               "!width", &width, "!height", &height,
                               "alpha", &alpha, "!filename", &filename,
-                              "colorize", &colorize,
                               "fill_type", &fill_type,
                               NULL))
         return;
@@ -2211,18 +2205,6 @@ parse_draw_op_element (GMarkupParseContext  *context,
           return;
         }
 
-      if (colorize)
-        {
-          colorize_spec = parse_color (info->theme, colorize, error);
-
-          if (colorize_spec == NULL)
-            {
-              add_context_to_error (error, context);
-              g_object_unref (G_OBJECT (pixbuf));
-              return;
-            }
-        }
-
       alpha_spec = NULL;
       if (alpha && !parse_alpha (alpha, &alpha_spec, context, error))
         {
@@ -2233,7 +2215,6 @@ parse_draw_op_element (GMarkupParseContext  *context,
       op = meta_draw_op_new (META_DRAW_IMAGE);
 
       op->data.image.pixbuf = pixbuf;
-      op->data.image.colorize_spec = colorize_spec;
 
       op->data.image.x = meta_draw_spec_new (info->theme, x, NULL);
       op->data.image.y = meta_draw_spec_new (info->theme, y, NULL);

src/ui/theme-private.h

@@ -23,7 +23,6 @@
 #define META_THEME_PRIVATE_H
 
 #include <meta/boxes.h>
-#include <meta/gradient.h>
 #include <meta/theme.h>
 #include <meta/common.h>
 #include <gtk/gtk.h>
@@ -273,6 +272,14 @@ typedef enum
   META_IMAGE_FILL_TILE
 } MetaImageFillType;
 
+typedef enum
+{
+  META_GRADIENT_VERTICAL,
+  META_GRADIENT_HORIZONTAL,
+  META_GRADIENT_DIAGONAL,
+  META_GRADIENT_LAST
+} MetaGradientType;
+
 typedef enum
 {
   META_COLOR_SPEC_BASIC,
@@ -538,7 +545,6 @@ struct _MetaDrawOp
     } gradient;
 
     struct {
-      MetaColorSpec *colorize_spec;
       MetaAlphaGradientSpec *alpha_spec;
       GdkPixbuf *pixbuf;
       MetaDrawSpec *x;
@@ -546,8 +552,6 @@ struct _MetaDrawOp
       MetaDrawSpec *width;
       MetaDrawSpec *height;
 
-      guint32 colorize_cache_pixel;
-      GdkPixbuf *colorize_cache_pixbuf;
       MetaImageFillType fill_type;
       unsigned int vertical_stripes : 1;
       unsigned int horizontal_stripes : 1;
@@ -972,8 +976,12 @@ gboolean       meta_draw_op_list_contains (MetaDrawOpList    *op_list,
 
 MetaGradientSpec* meta_gradient_spec_new    (MetaGradientType        type);
 void              meta_gradient_spec_free   (MetaGradientSpec       *desc);
-GdkPixbuf*        meta_gradient_spec_render (const MetaGradientSpec *desc,
-                                             GtkStyleContext        *gtk_style,
+void              meta_gradient_spec_render (const MetaGradientSpec *spec,
+                                             const MetaAlphaGradientSpec *alpha_spec,
+                                             cairo_t                *cr,
+                                             GtkStyleContext        *style,
+                                             int                     x,
+                                             int                     y,
                                              int                     width,
                                              int                     height);
 gboolean          meta_gradient_spec_validate (MetaGradientSpec     *spec,

src/ui/theme.c

@@ -38,7 +38,6 @@
 #include "theme-private.h"
 #include "frames.h" /* for META_TYPE_FRAMES */
 #include "util-private.h"
-#include <meta/gradient.h>
 #include <meta/prefs.h>
 #include <gtk/gtk.h>
 #include <string.h>
@@ -75,84 +74,6 @@ static void hls_to_rgb			(gdouble	 *h,
  */
 static MetaTheme *meta_current_theme = NULL;
 
-static GdkPixbuf *
-colorize_pixbuf (GdkPixbuf *orig,
-                 GdkRGBA   *new_color)
-{
-  GdkPixbuf *pixbuf;
-  double intensity;
-  int x, y;
-  const guchar *src;
-  guchar *dest;
-  int orig_rowstride;
-  int dest_rowstride;
-  int width, height;
-  gboolean has_alpha;
-  const guchar *src_pixels;
-  guchar *dest_pixels;
-
-  pixbuf = gdk_pixbuf_new (gdk_pixbuf_get_colorspace (orig), gdk_pixbuf_get_has_alpha (orig),
-                           gdk_pixbuf_get_bits_per_sample (orig),
-                           gdk_pixbuf_get_width (orig), gdk_pixbuf_get_height (orig));
-
-  if (pixbuf == NULL)
-    return NULL;
-
-  orig_rowstride = gdk_pixbuf_get_rowstride (orig);
-  dest_rowstride = gdk_pixbuf_get_rowstride (pixbuf);
-  width = gdk_pixbuf_get_width (pixbuf);
-  height = gdk_pixbuf_get_height (pixbuf);
-  has_alpha = gdk_pixbuf_get_has_alpha (orig);
-  src_pixels = gdk_pixbuf_get_pixels (orig);
-  dest_pixels = gdk_pixbuf_get_pixels (pixbuf);
-
-  for (y = 0; y < height; y++)
-    {
-      src = src_pixels + y * orig_rowstride;
-      dest = dest_pixels + y * dest_rowstride;
-
-      for (x = 0; x < width; x++)
-        {
-          double dr, dg, db;
-
-          intensity = INTENSITY (src[0], src[1], src[2]) / 255.0;
-
-          if (intensity <= 0.5)
-            {
-              /* Go from black at intensity = 0.0 to new_color at intensity = 0.5 */
-              dr = new_color->red * intensity * 2.0;
-              dg = new_color->green * intensity * 2.0;
-              db = new_color->blue * intensity * 2.0;
-            }
-          else
-            {
-              /* Go from new_color at intensity = 0.5 to white at intensity = 1.0 */
-              dr = new_color->red + (1.0 - new_color->red) * (intensity - 0.5) * 2.0;
-              dg = new_color->green + (1.0 - new_color->green) * (intensity - 0.5) * 2.0;
-              db = new_color->blue + (1.0 - new_color->blue) * (intensity - 0.5) * 2.0;
-            }
-
-          dest[0] = CLAMP_UCHAR (255 * dr);
-          dest[1] = CLAMP_UCHAR (255 * dg);
-          dest[2] = CLAMP_UCHAR (255 * db);
-
-          if (has_alpha)
-            {
-              dest[3] = src[3];
-              src += 4;
-              dest += 4;
-            }
-          else
-            {
-              src += 3;
-              dest += 3;
-            }
-        }
-    }
-
-  return pixbuf;
-}
-
 static void
 color_composite (const GdkRGBA *bg,
                  const GdkRGBA *fg,
@@ -1010,42 +931,84 @@ meta_gradient_spec_free (MetaGradientSpec *spec)
   g_free (spec);
 }
 
-GdkPixbuf*
-meta_gradient_spec_render (const MetaGradientSpec *spec,
-                           GtkStyleContext        *style,
-                           int                     width,
-                           int                     height)
+static cairo_pattern_t *
+meta_gradient_spec_pattern (const MetaGradientSpec *spec,
+                            const MetaAlphaGradientSpec *alpha_spec,
+                            GtkStyleContext        *style)
 {
+  cairo_pattern_t *pattern;
   int n_colors;
-  GdkRGBA *colors;
-  GSList *tmp;
+  GSList *l;
   int i;
-  GdkPixbuf *pixbuf;
+
+  if (spec->type == META_GRADIENT_HORIZONTAL)
+    pattern = cairo_pattern_create_linear (0, 0, 1, 0);
+  if (spec->type == META_GRADIENT_VERTICAL)
+    pattern = cairo_pattern_create_linear (0, 0, 0, 1);
+  else if (spec->type == META_GRADIENT_DIAGONAL)
+    pattern = cairo_pattern_create_linear (0, 0, 1, 1);
+  else
+    g_assert_not_reached ();
 
   n_colors = g_slist_length (spec->color_specs);
 
   if (n_colors == 0)
     return NULL;
 
-  colors = g_new (GdkRGBA, n_colors);
+  if (alpha_spec != NULL)
+    g_assert (n_colors == alpha_spec->n_alphas);
 
   i = 0;
-  tmp = spec->color_specs;
-  while (tmp != NULL)
+  for (l = spec->color_specs; l != NULL; l = l->next)
     {
-      meta_color_spec_render (tmp->data, style, &colors[i]);
+      MetaColorSpec *color_spec = l->data;
+      GdkRGBA color;
 
-      tmp = tmp->next;
+      meta_color_spec_render (color_spec, style, &color);
+
+      if (alpha_spec != NULL)
+        color.alpha *= alpha_spec->alphas[i];
+
+      cairo_pattern_add_color_stop_rgba (pattern,
+                                         i / (float) n_colors,
+                                         color.red,
+                                         color.green,
+                                         color.blue,
+                                         color.alpha);
       ++i;
     }
 
-  pixbuf = meta_gradient_create_multi (width, height,
-                                       colors, n_colors,
-                                       spec->type);
+  return pattern;
+}
 
-  g_free (colors);
+void
+meta_gradient_spec_render (const MetaGradientSpec *spec,
+                           const MetaAlphaGradientSpec *alpha_spec,
+                           cairo_t                *cr,
+                           GtkStyleContext        *style,
+                           int                     x,
+                           int                     y,
+                           int                     width,
+                           int                     height)
+{
+  cairo_pattern_t *pattern;
 
-  return pixbuf;
+  cairo_save (cr);
+
+  pattern = meta_gradient_spec_pattern (spec, alpha_spec, style);
+  if (pattern == NULL)
+    return;
+
+  cairo_rectangle (cr, x, y, width, height);
+
+  cairo_translate (cr, x, y);
+  cairo_scale (cr, width, height);
+
+  cairo_set_source (cr, pattern);
+  cairo_fill (cr);
+  cairo_pattern_destroy (pattern);
+
+  cairo_restore (cr);
 }
 
 gboolean
@@ -3052,12 +3015,6 @@ meta_draw_op_free (MetaDrawOp *op)
       if (op->data.image.pixbuf)
         g_object_unref (G_OBJECT (op->data.image.pixbuf));
 
-      if (op->data.image.colorize_spec)
-        meta_color_spec_free (op->data.image.colorize_spec);
-
-      if (op->data.image.colorize_cache_pixbuf)
-        g_object_unref (G_OBJECT (op->data.image.colorize_cache_pixbuf));
-
       meta_draw_spec_free (op->data.image.x);
       meta_draw_spec_free (op->data.image.y);
       meta_draw_spec_free (op->data.image.width);
@@ -3132,413 +3089,6 @@ meta_draw_op_free (MetaDrawOp *op)
   g_free (op);
 }
 
-static GdkPixbuf*
-apply_alpha (GdkPixbuf             *pixbuf,
-             MetaAlphaGradientSpec *spec,
-             gboolean               force_copy)
-{
-  GdkPixbuf *new_pixbuf;
-  gboolean needs_alpha;
-
-  g_return_val_if_fail (GDK_IS_PIXBUF (pixbuf), NULL);
-
-  needs_alpha = spec && (spec->n_alphas > 1 ||
-                         spec->alphas[0] != 0xff);
-
-  if (!needs_alpha)
-    return pixbuf;
-
-  if (!gdk_pixbuf_get_has_alpha (pixbuf))
-    {
-      new_pixbuf = gdk_pixbuf_add_alpha (pixbuf, FALSE, 0, 0, 0);
-      g_object_unref (G_OBJECT (pixbuf));
-      pixbuf = new_pixbuf;
-    }
-  else if (force_copy)
-    {
-      new_pixbuf = gdk_pixbuf_copy (pixbuf);
-      g_object_unref (G_OBJECT (pixbuf));
-      pixbuf = new_pixbuf;
-    }
-
-  g_assert (gdk_pixbuf_get_has_alpha (pixbuf));
-
-  meta_gradient_add_alpha (pixbuf, spec->alphas, spec->n_alphas, spec->type);
-
-  return pixbuf;
-}
-
-static GdkPixbuf*
-pixbuf_tile (GdkPixbuf *tile,
-             int        width,
-             int        height)
-{
-  GdkPixbuf *pixbuf;
-  int tile_width;
-  int tile_height;
-  int i, j;
-
-  tile_width = gdk_pixbuf_get_width (tile);
-  tile_height = gdk_pixbuf_get_height (tile);
-
-  pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
-                           gdk_pixbuf_get_has_alpha (tile),
-                           8, width, height);
-
-  i = 0;
-  while (i < width)
-    {
-      j = 0;
-      while (j < height)
-        {
-          int w, h;
-
-          w = MIN (tile_width, width - i);
-          h = MIN (tile_height, height - j);
-
-          gdk_pixbuf_copy_area (tile,
-                                0, 0,
-                                w, h,
-                                pixbuf,
-                                i, j);
-
-          j += tile_height;
-        }
-
-      i += tile_width;
-    }
-
-  return pixbuf;
-}
-
-static GdkPixbuf *
-replicate_rows (GdkPixbuf  *src,
-                int         src_x,
-                int         src_y,
-                int         width,
-                int         height)
-{
-  unsigned int n_channels = gdk_pixbuf_get_n_channels (src);
-  unsigned int src_rowstride = gdk_pixbuf_get_rowstride (src);
-  unsigned char *pixels = (gdk_pixbuf_get_pixels (src) + src_y * src_rowstride + src_x
-                           * n_channels);
-  unsigned char *dest_pixels;
-  GdkPixbuf *result;
-  unsigned int dest_rowstride;
-  int i;
-
-  result = gdk_pixbuf_new (GDK_COLORSPACE_RGB, n_channels == 4, 8,
-                           width, height);
-  dest_rowstride = gdk_pixbuf_get_rowstride (result);
-  dest_pixels = gdk_pixbuf_get_pixels (result);
-
-  for (i = 0; i < height; i++)
-    memcpy (dest_pixels + dest_rowstride * i, pixels, n_channels * width);
-
-  return result;
-}
-
-static GdkPixbuf *
-replicate_cols (GdkPixbuf  *src,
-                int         src_x,
-                int         src_y,
-                int         width,
-                int         height)
-{
-  unsigned int n_channels = gdk_pixbuf_get_n_channels (src);
-  unsigned int src_rowstride = gdk_pixbuf_get_rowstride (src);
-  unsigned char *pixels = (gdk_pixbuf_get_pixels (src) + src_y * src_rowstride + src_x
-                           * n_channels);
-  unsigned char *dest_pixels;
-  GdkPixbuf *result;
-  unsigned int dest_rowstride;
-  int i, j;
-
-  result = gdk_pixbuf_new (GDK_COLORSPACE_RGB, n_channels == 4, 8,
-                           width, height);
-  dest_rowstride = gdk_pixbuf_get_rowstride (result);
-  dest_pixels = gdk_pixbuf_get_pixels (result);
-
-  for (i = 0; i < height; i++)
-    {
-      unsigned char *p = dest_pixels + dest_rowstride * i;
-      unsigned char *q = pixels + src_rowstride * i;
-
-      unsigned char r = *(q++);
-      unsigned char g = *(q++);
-      unsigned char b = *(q++);
-
-      if (n_channels == 4)
-        {
-          unsigned char a;
-
-          a = *(q++);
-
-          for (j = 0; j < width; j++)
-            {
-              *(p++) = r;
-              *(p++) = g;
-              *(p++) = b;
-              *(p++) = a;
-            }
-        }
-      else
-        {
-          for (j = 0; j < width; j++)
-            {
-              *(p++) = r;
-              *(p++) = g;
-              *(p++) = b;
-            }
-        }
-    }
-
-  return result;
-}
-
-static GdkPixbuf*
-scale_and_alpha_pixbuf (GdkPixbuf             *src,
-                        MetaAlphaGradientSpec *alpha_spec,
-                        MetaImageFillType      fill_type,
-                        int                    width,
-                        int                    height,
-                        gboolean               vertical_stripes,
-                        gboolean               horizontal_stripes)
-{
-  GdkPixbuf *pixbuf;
-  GdkPixbuf *temp_pixbuf;
-
-  pixbuf = NULL;
-
-  pixbuf = src;
-
-  if (gdk_pixbuf_get_width (pixbuf) == width &&
-      gdk_pixbuf_get_height (pixbuf) == height)
-    {
-      g_object_ref (G_OBJECT (pixbuf));
-    }
-  else
-    {
-      if (fill_type == META_IMAGE_FILL_TILE)
-        {
-          pixbuf = pixbuf_tile (pixbuf, width, height);
-        }
-      else
-        {
-    	  int src_h, src_w, dest_h, dest_w;
-          src_h = gdk_pixbuf_get_height (src);
-          src_w = gdk_pixbuf_get_width (src);
-
-          /* prefer to replicate_cols if possible, as that
-           * is faster (no memory reads)
-           */
-          if (horizontal_stripes)
-            {
-              dest_w = gdk_pixbuf_get_width (src);
-              dest_h = height;
-            }
-          else if (vertical_stripes)
-            {
-              dest_w = width;
-              dest_h = gdk_pixbuf_get_height (src);
-            }
-
-          else
-            {
-              dest_w = width;
-              dest_h = height;
-            }
-
-          if (dest_w == src_w && dest_h == src_h)
-            {
-              temp_pixbuf = src;
-              g_object_ref (G_OBJECT (temp_pixbuf));
-            }
-          else
-            {
-              temp_pixbuf = gdk_pixbuf_scale_simple (src,
-                                                     dest_w, dest_h,
-                                                     GDK_INTERP_BILINEAR);
-            }
-
-          /* prefer to replicate_cols if possible, as that
-           * is faster (no memory reads)
-           */
-          if (horizontal_stripes)
-            {
-              pixbuf = replicate_cols (temp_pixbuf, 0, 0, width, height);
-              g_object_unref (G_OBJECT (temp_pixbuf));
-            }
-          else if (vertical_stripes)
-            {
-              pixbuf = replicate_rows (temp_pixbuf, 0, 0, width, height);
-              g_object_unref (G_OBJECT (temp_pixbuf));
-            }
-          else
-            {
-              pixbuf = temp_pixbuf;
-            }
-        }
-    }
-
-  if (pixbuf)
-    pixbuf = apply_alpha (pixbuf, alpha_spec, pixbuf == src);
-
-  return pixbuf;
-}
-
-static GdkPixbuf*
-draw_op_as_pixbuf (const MetaDrawOp    *op,
-                   GtkStyleContext     *context,
-                   const MetaDrawInfo  *info,
-                   int                  width,
-                   int                  height)
-{
-  /* Try to get the op as a pixbuf, assuming w/h in the op
-   * matches the width/height passed in. return NULL
-   * if the op can't be converted to an equivalent pixbuf.
-   */
-  GdkPixbuf *pixbuf;
-
-  pixbuf = NULL;
-
-  switch (op->type)
-    {
-    case META_DRAW_TINT:
-      {
-        GdkRGBA color;
-        guint32 rgba;
-        gboolean has_alpha;
-
-        meta_color_spec_render (op->data.rectangle.color_spec,
-                                context,
-                                &color);
-
-        has_alpha =
-          op->data.tint.alpha_spec &&
-          (op->data.tint.alpha_spec->n_alphas > 1 ||
-           op->data.tint.alpha_spec->alphas[0] != 0xff);
-
-        pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB,
-                                 has_alpha,
-                                 8, width, height);
-
-        if (!has_alpha)
-          {
-            rgba = GDK_COLOR_RGBA (color);
-
-            gdk_pixbuf_fill (pixbuf, rgba);
-          }
-        else if (op->data.tint.alpha_spec->n_alphas == 1)
-          {
-            rgba = GDK_COLOR_RGBA (color);
-            rgba &= ~0xff;
-            rgba |= op->data.tint.alpha_spec->alphas[0];
-
-            gdk_pixbuf_fill (pixbuf, rgba);
-          }
-        else
-          {
-            rgba = GDK_COLOR_RGBA (color);
-
-            gdk_pixbuf_fill (pixbuf, rgba);
-
-            meta_gradient_add_alpha (pixbuf,
-                                     op->data.tint.alpha_spec->alphas,
-                                     op->data.tint.alpha_spec->n_alphas,
-                                     op->data.tint.alpha_spec->type);
-          }
-      }
-      break;
-
-    case META_DRAW_GRADIENT:
-      {
-        pixbuf = meta_gradient_spec_render (op->data.gradient.gradient_spec,
-                                            context, width, height);
-
-        pixbuf = apply_alpha (pixbuf,
-                              op->data.gradient.alpha_spec,
-                              FALSE);
-      }
-      break;
-
-    case META_DRAW_IMAGE:
-      {
-        if (op->data.image.colorize_spec)
-          {
-            GdkRGBA color;
-
-            meta_color_spec_render (op->data.image.colorize_spec,
-                                    context, &color);
-
-            if (op->data.image.colorize_cache_pixbuf == NULL ||
-                op->data.image.colorize_cache_pixel != GDK_COLOR_RGB (color))
-              {
-                if (op->data.image.colorize_cache_pixbuf)
-                  g_object_unref (G_OBJECT (op->data.image.colorize_cache_pixbuf));
-
-                /* const cast here */
-                ((MetaDrawOp*)op)->data.image.colorize_cache_pixbuf =
-                  colorize_pixbuf (op->data.image.pixbuf,
-                                   &color);
-                ((MetaDrawOp*)op)->data.image.colorize_cache_pixel =
-                  GDK_COLOR_RGB (color);
-              }
-
-            if (op->data.image.colorize_cache_pixbuf)
-              {
-                pixbuf = scale_and_alpha_pixbuf (op->data.image.colorize_cache_pixbuf,
-                                                 op->data.image.alpha_spec,
-                                                 op->data.image.fill_type,
-                                                 width, height,
-                                                 op->data.image.vertical_stripes,
-                                                 op->data.image.horizontal_stripes);
-              }
-          }
-        else
-          {
-            pixbuf = scale_and_alpha_pixbuf (op->data.image.pixbuf,
-                                             op->data.image.alpha_spec,
-                                             op->data.image.fill_type,
-                                             width, height,
-                                             op->data.image.vertical_stripes,
-                                             op->data.image.horizontal_stripes);
-          }
-        break;
-      }
-    case META_DRAW_ICON:
-      if (info->mini_icon &&
-          width <= gdk_pixbuf_get_width (info->mini_icon) &&
-          height <= gdk_pixbuf_get_height (info->mini_icon))
-        pixbuf = scale_and_alpha_pixbuf (info->mini_icon,
-                                         op->data.icon.alpha_spec,
-                                         op->data.icon.fill_type,
-                                         width, height,
-                                         FALSE, FALSE);
-      else if (info->icon)
-        pixbuf = scale_and_alpha_pixbuf (info->icon,
-                                         op->data.icon.alpha_spec,
-                                         op->data.icon.fill_type,
-                                         width, height,
-                                         FALSE, FALSE);
-      break;
-
-    case META_DRAW_LINE:
-    case META_DRAW_RECTANGLE:
-    case META_DRAW_ARC:
-    case META_DRAW_CLIP:
-    case META_DRAW_GTK_ARROW:
-    case META_DRAW_GTK_BOX:
-    case META_DRAW_GTK_VLINE:
-    case META_DRAW_TITLE:
-    case META_DRAW_OP_LIST:
-    case META_DRAW_TILE:
-      break;
-    }
-
-  return pixbuf;
-}
-
 static void
 fill_env (MetaPositionExprEnv *env,
           const MetaDrawInfo  *info,
@@ -3578,6 +3128,86 @@ fill_env (MetaPositionExprEnv *env,
   env->theme = meta_current_theme;
 }
 
+static cairo_pattern_t *
+meta_alpha_gradient_spec_pattern (const MetaAlphaGradientSpec *alpha_spec)
+{
+
+  /* Hardcoded in theme-parser.c */
+  g_assert (alpha_spec->type == META_GRADIENT_HORIZONTAL);
+
+  int n_alphas = alpha_spec->n_alphas;
+  if (n_alphas == 0)
+    return NULL;
+  else if (n_alphas == 1)
+    return cairo_pattern_create_rgba (0, 0, 0, alpha_spec->alphas[0]);
+  else
+    {
+      cairo_pattern_t *pattern = cairo_pattern_create_linear (0, 0, 1, 0);
+      int i;
+
+      for (i = 0; i < n_alphas; i++)
+        cairo_pattern_add_color_stop_rgba (pattern,
+                                           i / (float) n_alphas,
+                                           0, 0, 0, alpha_spec->alphas[i]);
+
+      return pattern;
+    }
+}
+
+static void
+draw_image (cairo_t               *cr,
+            GdkPixbuf             *src,
+            MetaImageFillType      fill_type,
+            MetaAlphaGradientSpec *alpha_spec,
+            int                    x,
+            int                    y,
+            int                    width,
+            int                    height)
+{
+  cairo_save (cr);
+
+  cairo_rectangle (cr, x, y, width, height);
+
+  if (fill_type == META_IMAGE_FILL_TILE)
+    {
+      gdk_cairo_set_source_pixbuf (cr, src, 0, 0);
+
+      cairo_pattern_set_extend (cairo_get_source (cr),
+                                CAIRO_EXTEND_REPEAT);
+    }
+  else
+    {
+      float pixbuf_width, pixbuf_height;
+
+      pixbuf_width = gdk_pixbuf_get_width (src);
+      pixbuf_height = gdk_pixbuf_get_height (src);
+
+      cairo_save (cr);
+      cairo_translate (cr, x, y);
+      cairo_scale (cr,
+                   pixbuf_width / width,
+                   pixbuf_height / height);
+
+      gdk_cairo_set_source_pixbuf (cr, src, 0, 0);
+      cairo_restore (cr);
+    }
+
+  if (alpha_spec)
+    {
+      cairo_translate (cr, x, y);
+      cairo_scale (cr, width, height);
+
+      cairo_pattern_t *pattern = meta_alpha_gradient_spec_pattern (alpha_spec);
+      cairo_mask (cr, pattern);
+      cairo_pattern_destroy (pattern);
+    }
+  else
+    {
+      cairo_fill (cr);
+    }
+
+  cairo_restore (cr);
+}
 
 /* This code was originally rendering anti-aliased using X primitives, and
  * now has been switched to draw anti-aliased using cairo. In general, the
@@ -3601,7 +3231,6 @@ meta_draw_op_draw_with_env (const MetaDrawOp    *op,
   GdkRGBA color;
 
   cairo_save (cr);
-  gtk_style_context_save (style_gtk);
 
   cairo_set_line_width (cr, 1.0);
 
@@ -3759,94 +3388,63 @@ meta_draw_op_draw_with_env (const MetaDrawOp    *op,
     case META_DRAW_TINT:
       {
         int rx, ry, rwidth, rheight;
-        gboolean needs_alpha;
-
-        needs_alpha = op->data.tint.alpha_spec &&
-          (op->data.tint.alpha_spec->n_alphas > 1 ||
-           op->data.tint.alpha_spec->alphas[0] != 0xff);
 
         rx = parse_x_position_unchecked (op->data.tint.x, env);
         ry = parse_y_position_unchecked (op->data.tint.y, env);
         rwidth = parse_size_unchecked (op->data.tint.width, env);
         rheight = parse_size_unchecked (op->data.tint.height, env);
 
-        if (!needs_alpha)
-          {
-            meta_color_spec_render (op->data.tint.color_spec,
-                                    style_gtk, &color);
-            gdk_cairo_set_source_rgba (cr, &color);
+        meta_color_spec_render (op->data.tint.color_spec,
+                                style_gtk, &color);
 
-            cairo_rectangle (cr, rx, ry, rwidth, rheight);
-            cairo_fill (cr);
-          }
-        else
-          {
-            GdkPixbuf *pixbuf;
+        if (op->data.tint.alpha_spec &&
+            op->data.tint.alpha_spec->n_alphas == 1)
+          color.alpha = op->data.tint.alpha_spec->alphas[0];
 
-            pixbuf = draw_op_as_pixbuf (op, style_gtk, info,
-                                        rwidth, rheight);
+        gdk_cairo_set_source_rgba (cr, &color);
 
-            if (pixbuf)
-              {
-                gdk_cairo_set_source_pixbuf (cr, pixbuf, rx, ry);
-                cairo_paint (cr);
-
-                g_object_unref (G_OBJECT (pixbuf));
-              }
-          }
+        cairo_rectangle (cr, rx, ry, rwidth, rheight);
+        cairo_fill (cr);
       }
       break;
 
     case META_DRAW_GRADIENT:
       {
         int rx, ry, rwidth, rheight;
-        GdkPixbuf *pixbuf;
 
         rx = parse_x_position_unchecked (op->data.gradient.x, env);
         ry = parse_y_position_unchecked (op->data.gradient.y, env);
         rwidth = parse_size_unchecked (op->data.gradient.width, env);
         rheight = parse_size_unchecked (op->data.gradient.height, env);
 
-        pixbuf = draw_op_as_pixbuf (op, style_gtk, info,
-                                    rwidth, rheight);
-
-        if (pixbuf)
-          {
-            gdk_cairo_set_source_pixbuf (cr, pixbuf, rx, ry);
-            cairo_paint (cr);
-
-            g_object_unref (G_OBJECT (pixbuf));
-          }
+        meta_gradient_spec_render (op->data.gradient.gradient_spec,
+                                   op->data.gradient.alpha_spec,
+                                   cr, style_gtk,
+                                   rx, ry, rwidth, rheight);
       }
       break;
 
     case META_DRAW_IMAGE:
       {
         int rx, ry, rwidth, rheight;
-        GdkPixbuf *pixbuf;
 
-        if (op->data.image.pixbuf)
-          {
-            env->object_width = gdk_pixbuf_get_width (op->data.image.pixbuf);
-            env->object_height = gdk_pixbuf_get_height (op->data.image.pixbuf);
-          }
+        if (op->data.image.pixbuf == NULL)
+          break;
+
+        env->object_width = gdk_pixbuf_get_width (op->data.image.pixbuf);
+        env->object_height = gdk_pixbuf_get_height (op->data.image.pixbuf);
+
+        rx = parse_x_position_unchecked (op->data.image.x, env);
+        ry = parse_y_position_unchecked (op->data.image.y, env);
 
         rwidth = parse_size_unchecked (op->data.image.width, env);
         rheight = parse_size_unchecked (op->data.image.height, env);
 
-        pixbuf = draw_op_as_pixbuf (op, style_gtk, info,
-                                    rwidth, rheight);
-
-        if (pixbuf)
-          {
-            rx = parse_x_position_unchecked (op->data.image.x, env);
-            ry = parse_y_position_unchecked (op->data.image.y, env);
-
-            gdk_cairo_set_source_pixbuf (cr, pixbuf, rx, ry);
-            cairo_paint (cr);
-
-            g_object_unref (G_OBJECT (pixbuf));
-          }
+        draw_image (cr,
+                    op->data.image.pixbuf,
+                    op->data.image.fill_type,
+                    op->data.image.alpha_spec,
+                    rx, ry, rwidth, rheight);
       }
       break;
 
@@ -3916,24 +3514,27 @@ meta_draw_op_draw_with_env (const MetaDrawOp    *op,
     case META_DRAW_ICON:
       {
         int rx, ry, rwidth, rheight;
-        GdkPixbuf *pixbuf;
+        GdkPixbuf *src;
 
         rwidth = parse_size_unchecked (op->data.icon.width, env);
         rheight = parse_size_unchecked (op->data.icon.height, env);
 
-        pixbuf = draw_op_as_pixbuf (op, style_gtk, info,
-                                    rwidth, rheight);
+        if (info->mini_icon &&
+            rwidth < gdk_pixbuf_get_width (info->mini_icon) &&
+            rheight < gdk_pixbuf_get_height (info->mini_icon))
+          src = info->mini_icon;
+        else if (info->icon)
+          src = info->icon;
+        else
+          break;
 
-        if (pixbuf)
-          {
-            rx = parse_x_position_unchecked (op->data.icon.x, env);
-            ry = parse_y_position_unchecked (op->data.icon.y, env);
+        rx = parse_x_position_unchecked (op->data.icon.x, env);
+        ry = parse_y_position_unchecked (op->data.icon.y, env);
 
-            gdk_cairo_set_source_pixbuf (cr, pixbuf, rx, ry);
-            cairo_paint (cr);
-
-            g_object_unref (G_OBJECT (pixbuf));
-          }
+        draw_image (cr, src,
+                    op->data.icon.fill_type,
+                    op->data.icon.alpha_spec,
+                    rx, ry, rwidth, rheight);
       }
       break;
 
@@ -4053,7 +3654,6 @@ meta_draw_op_draw_with_env (const MetaDrawOp    *op,
     }
 
   cairo_restore (cr);
-  gtk_style_context_restore (style_gtk);
 }
 
 void

src/wayland/meta-wayland-pointer.c

@@ -518,10 +518,11 @@ meta_wayland_pointer_set_focus (MetaWaylandPointer *pointer,
 
       clutter_input_device_get_coords (pointer->device, NULL, &pos);
 
-      meta_window_handle_enter (pointer->focus_surface->window,
-                                /* XXX -- can we reliably get a timestamp for setting focus? */
-                                clutter_get_current_event_time (),
-                                pos.x, pos.y);
+      if (pointer->focus_surface->window)
+        meta_window_handle_enter (pointer->focus_surface->window,
+                                  /* XXX -- can we reliably get a timestamp for setting focus? */
+                                  clutter_get_current_event_time (),
+                                  pos.x, pos.y);
 
       move_resources_for_client (&pointer->focus_resource_list,
                                  &pointer->resource_list,

src/wayland/meta-wayland-surface.c

@@ -393,10 +393,7 @@ commit_pending_state (MetaWaylandSurface      *surface,
     }
 
   if (pending->scale > 0)
-    {
-      surface->scale = pending->scale;
-      meta_surface_actor_wayland_scale_texture (META_SURFACE_ACTOR_WAYLAND (surface->surface_actor));
-    }
+    surface->scale = pending->scale;
 
   if (!cairo_region_is_empty (pending->damage))
     surface_process_damage (surface, pending->damage);
@@ -411,10 +408,14 @@ commit_pending_state (MetaWaylandSurface      *surface,
     }
   if (pending->input_region)
     {
-      pending->input_region = scale_region (pending->input_region, surface->scale);
+      pending->input_region = scale_region (pending->input_region,
+                                            meta_surface_actor_wayland_get_scale (META_SURFACE_ACTOR_WAYLAND (surface->surface_actor)));
       meta_surface_actor_set_input_region (surface->surface_actor, pending->input_region);
     }
 
+  /* scale surface texture */
+  meta_surface_actor_wayland_scale_texture (META_SURFACE_ACTOR_WAYLAND (surface->surface_actor));
+
   /* wl_surface.frame */
   wl_list_insert_list (&compositor->frame_callbacks, &pending->frame_callback_list);
   wl_list_init (&pending->frame_callback_list);