Add multi-screen support. Also add patch by Erwann Chenede to make

2002-05-08  Anders Carlsson  <andersca@gnu.org>

	* configure.in:
	* src/display.c: (meta_display_open):
	* src/fixedtip.c: (meta_fixed_tip_show):
	* src/fixedtip.h:
	* src/frames.c: (meta_frames_new), (show_tip_now):
	* src/frames.h:
	* src/menu.c: (meta_window_menu_new):
	* src/ui.c: (meta_ui_new):
	Add multi-screen support. Also add patch by Erwann Chenede
	to make tooltips appear on the correct screen.

ChangeLog

@@ -1,3 +1,16 @@
+2002-05-08  Anders Carlsson  <andersca@gnu.org>
+
+	* configure.in:
+	* src/display.c: (meta_display_open):
+	* src/fixedtip.c: (meta_fixed_tip_show):
+	* src/fixedtip.h:
+	* src/frames.c: (meta_frames_new), (show_tip_now):
+	* src/frames.h:
+	* src/menu.c: (meta_window_menu_new):
+	* src/ui.c: (meta_ui_new):
+	Add multi-screen support. Also add patch by Erwann Chenede
+	to make tooltips appear on the correct screen.
+	
 2002-05-07  Anders Carlsson  <andersca@gnu.org>
 
 	* src/workspace.c (set_work_area_hint): Doh, only update

configure.in

@@ -89,6 +89,10 @@ PKG_CHECK_MODULES(METACITY, gtk+-2.0 >= 2.0.0 gconf-2.0 >= 1.1.9)
 PKG_CHECK_MODULES(METACITY_MESSAGE, gtk+-2.0 >= 2.0.0)
 PKG_CHECK_MODULES(METACITY_WINDOW_DEMO, gtk+-2.0 >= 2.0.0)
 
+if $PKG_CONFIG --atleast-version 2.1.0 gtk+-2.0; then
+   AC_DEFINE(HAVE_GTK_MULTIHEAD,,[gtk+ with multihead support found])
+fi
+
 AC_PATH_XTRA
 
 CFLAGS="$METACITY_CFLAGS $CFLAGS $X_CFLAGS"

src/display.c

@@ -323,8 +323,9 @@ meta_display_open (const char *name)
   display->no_focus_window = None;
   
   screens = NULL;
-#if 0
-  /* disable multihead pending GTK support */
+
+#ifdef HAVE_GTK_MULTIHEAD
+  
   i = 0;
   while (i < ScreenCount (xdisplay))
     {

src/fixedtip.c

@@ -36,13 +36,16 @@ expose_handler (GtkTooltips *tooltips)
 }
 
 void
-meta_fixed_tip_show (Display *xdisplay,
+meta_fixed_tip_show (Display *xdisplay, int screen_number,
                      int root_x, int root_y,
                      const char *markup_text)
 {
   if (tip == NULL)
     {
       tip = gtk_window_new (GTK_WINDOW_POPUP);
+      gtk_window_set_screen (GTK_WINDOW (tip),
+			     gdk_display_get_screen (gdk_get_default_display (),
+						     screen_number));
       gtk_widget_set_app_paintable (tip, TRUE);
       gtk_window_set_policy (GTK_WINDOW (tip), FALSE, FALSE, TRUE);
       gtk_widget_set_name (tip, "gtk-tooltips");

src/fixedtip.h

@@ -25,7 +25,7 @@
 #include <gtk/gtk.h>
 #include <gdk/gdkx.h>
 
-void meta_fixed_tip_show (Display *xdisplay,
+void meta_fixed_tip_show (Display *xdisplay, int screen_number,
                           int root_x, int root_y,
                           const char *markup_text);
 void meta_fixed_tip_hide (void);

src/frames.c

@@ -400,9 +400,22 @@ meta_frames_calc_geometry (MetaFrames        *frames,
 }
 
 MetaFrames*
-meta_frames_new (void)
+meta_frames_new (int screen_number)
 {
-  return g_object_new (META_TYPE_FRAMES, NULL);
+#ifdef HAVE_GTK_MULTIHEAD
+  GdkScreen *screen;
+
+  screen = gdk_display_get_screen (gdk_get_default_display (),
+				   screen_number);
+
+  return g_object_new (META_TYPE_FRAMES,
+		       "screen", screen,
+		       NULL);
+#else
+  return g_object_new (META_TYPE_FRAMES,
+		       NULL);
+#endif
+  
 }
 
 void
@@ -706,6 +719,7 @@ show_tip_now (MetaFrames *frames)
       MetaFrameGeometry fgeom;
       GdkRectangle *rect;
       int dx, dy;
+      int screen_number;
       
       meta_frames_calc_geometry (frames, frame, &fgeom);
       
@@ -714,8 +728,13 @@ show_tip_now (MetaFrames *frames)
       /* get conversion delta for root-to-frame coords */
       dx = root_x - x;
       dy = root_y - y;
-      
+#ifdef HAVE_GTK_MULTIHEAD
+      screen_number = gdk_screen_get_number (gtk_widget_get_screen (GTK_WIDGET (frames)));
+#else
+      screen_number = XScreenNumberOfScreen (DefaultScreen (gdk_display));
+#endif
       meta_fixed_tip_show (gdk_display,
+			   screen_number,
                            rect->x + dx,
                            rect->y + rect->height + 2 + dy,
                            tiptext);

src/frames.h

@@ -99,7 +99,7 @@ struct _MetaFramesClass
 
 GType        meta_frames_get_type               (void) G_GNUC_CONST;
 
-MetaFrames *meta_frames_new (void);
+MetaFrames *meta_frames_new (int screen_number);
 
 void meta_frames_manage_window (MetaFrames *frames,
                                 Window      xwindow);

src/menu.c

@@ -175,7 +175,10 @@ meta_window_menu_new   (MetaFrames         *frames,
   menu->insensitive = insensitive;
   
   menu->menu = gtk_menu_new ();
-
+#ifdef HAVE_GTK_MULTIHEAD
+  gtk_menu_set_screen (GTK_MENU (menu->menu),
+		       gtk_widget_get_screen (GTK_WIDGET (frames)));
+#endif
   i = 0;
   while (i < (int) G_N_ELEMENTS (menuitems))
     {

src/ui.c

@@ -141,8 +141,8 @@ meta_ui_new (Display *xdisplay,
   ui->xdisplay = xdisplay;
   ui->xscreen = screen;
 
-  /* FIXME when gtk has multihead use it here */
-  ui->frames = meta_frames_new ();
+  g_assert (xdisplay == gdk_display);
+  ui->frames = meta_frames_new (XScreenNumberOfScreen (screen));
   gtk_widget_realize (GTK_WIDGET (ui->frames));
   
   return ui;