From 5eb43d34ff6ecf392e756ae4873c97afe2c2a593 Mon Sep 17 00:00:00 2001 From: Havoc Pennington Date: Fri, 24 Aug 2001 00:32:17 +0000 Subject: [PATCH] attempt to use the mask as well as the pixmap. Probably doesn't work so 2001-08-23 Havoc Pennington * src/window.c (update_icon): attempt to use the mask as well as the pixmap. Probably doesn't work so well. * src/tabpopup.c: make this look a little nicer --- ChangeLog | 5 +- src/tabpopup.c | 10 +-- src/ui.c | 55 +++++++++++--- src/window.c | 190 +++++++++++++++++++++++++++++++++---------------- 4 files changed, 181 insertions(+), 79 deletions(-) diff --git a/ChangeLog b/ChangeLog index 8fdc0abb0..0b0df5738 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,4 +1,7 @@ -2001-08-22 Havoc Pennington +2001-08-23 Havoc Pennington + + * src/window.c (update_icon): attempt to use the mask as well as + the pixmap. Probably doesn't work so well. * src/tabpopup.c: make this look a little nicer diff --git a/src/tabpopup.c b/src/tabpopup.c index e1754029f..4e1291a50 100644 --- a/src/tabpopup.c +++ b/src/tabpopup.c @@ -399,9 +399,8 @@ meta_select_image_expose_event (GtkWidget *widget, - (widget->requisition.height - misc->ypad * 2)) * misc->yalign) + 0.5; - x -= INSIDE_SELECT_RECT; - y -= INSIDE_SELECT_RECT; - + x -= INSIDE_SELECT_RECT + 1; + y -= INSIDE_SELECT_RECT + 1; w = widget->requisition.width - OUTSIDE_SELECT_RECT * 2 - 1; h = widget->requisition.height - OUTSIDE_SELECT_RECT * 2 - 1; @@ -430,8 +429,3 @@ meta_select_image_expose_event (GtkWidget *widget, return GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event); } - - - - - diff --git a/src/ui.c b/src/ui.c index f11b198c7..64f107dc8 100644 --- a/src/ui.c +++ b/src/ui.c @@ -298,6 +298,35 @@ meta_image_window_set_position (MetaImageWindow *iw, x, y, req.width, req.height); } +static GdkColormap* +get_cmap (GdkPixmap *pixmap) +{ + GdkColormap *cmap; + + cmap = gdk_drawable_get_colormap (pixmap); + if (cmap) + g_object_ref (G_OBJECT (cmap)); + + if (cmap == NULL) + { + if (gdk_drawable_get_depth (pixmap) == 1) + { + /* hell if I know */ + meta_verbose ("Making up some sort of colormap to get 1-bit pixmap\n"); + cmap = gdk_colormap_get_system (); + g_object_ref (G_OBJECT (cmap)); + } + else + { + meta_verbose ("Using system cmap to snapshot pixmap\n"); + cmap = gdk_colormap_get_system (); + g_object_ref (G_OBJECT (cmap)); + } + } + + return cmap; +} + GdkPixbuf* meta_gdk_pixbuf_get_from_window (GdkPixbuf *dest, Window xwindow, @@ -310,7 +339,8 @@ meta_gdk_pixbuf_get_from_window (GdkPixbuf *dest, { GdkDrawable *drawable; GdkPixbuf *retval; - + GdkColormap *cmap; + retval = NULL; drawable = gdk_xid_table_lookup (xwindow); @@ -319,15 +349,17 @@ meta_gdk_pixbuf_get_from_window (GdkPixbuf *dest, g_object_ref (G_OBJECT (drawable)); else drawable = gdk_window_foreign_new (xwindow); - + + cmap = get_cmap (drawable); + retval = gdk_pixbuf_get_from_drawable (dest, drawable, - /* We assume root window cmap */ - gdk_colormap_get_system (), + cmap, src_x, src_y, dest_x, dest_y, width, height); - + + g_object_unref (G_OBJECT (cmap)); g_object_unref (G_OBJECT (drawable)); return retval; @@ -345,7 +377,8 @@ meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest, { GdkDrawable *drawable; GdkPixbuf *retval; - + GdkColormap *cmap; + retval = NULL; drawable = gdk_xid_table_lookup (xpixmap); @@ -354,15 +387,17 @@ meta_gdk_pixbuf_get_from_pixmap (GdkPixbuf *dest, g_object_ref (G_OBJECT (drawable)); else drawable = gdk_pixmap_foreign_new (xpixmap); - + + cmap = get_cmap (drawable); + retval = gdk_pixbuf_get_from_drawable (dest, drawable, - /* We assume root window cmap */ - gdk_colormap_get_system (), + cmap, src_x, src_y, dest_x, dest_y, width, height); - + + g_object_unref (G_OBJECT (cmap)); g_object_unref (G_OBJECT (drawable)); return retval; diff --git a/src/window.c b/src/window.c index d38ddec0d..e1f545992 100644 --- a/src/window.c +++ b/src/window.c @@ -2799,9 +2799,10 @@ update_wm_hints (MetaWindow *window) update_icon (window, FALSE); } - meta_verbose ("Read WM_HINTS input: %d iconic: %d group leader: 0x%lx icon: 0x%lx\n", + meta_verbose ("Read WM_HINTS input: %d iconic: %d group leader: 0x%lx icon: 0x%lx mask: 0x%lx\n", window->input, window->initially_iconic, - window->xgroup_leader, window->icon_pixmap); + window->xgroup_leader, window->icon_pixmap, + window->icon_mask); XFree (hints); } @@ -3777,12 +3778,118 @@ get_pixmap_geometry (MetaDisplay *display, *d = depth; } +static GdkPixbuf* +apply_mask (GdkPixbuf *pixbuf, + GdkPixbuf *mask) +{ + int w, h; + int i, j; + GdkPixbuf *with_alpha; + guchar *src; + guchar *dest; + int src_stride; + int dest_stride; + + w = MIN (gdk_pixbuf_get_width (mask), gdk_pixbuf_get_width (pixbuf)); + h = MIN (gdk_pixbuf_get_height (mask), gdk_pixbuf_get_height (pixbuf)); + + with_alpha = gdk_pixbuf_add_alpha (pixbuf, FALSE, 0, 0, 0); + + dest = gdk_pixbuf_get_pixels (with_alpha); + src = gdk_pixbuf_get_pixels (mask); + + dest_stride = gdk_pixbuf_get_rowstride (with_alpha); + src_stride = gdk_pixbuf_get_rowstride (mask); + + i = 0; + while (i < h) + { + j = 0; + while (j < w) + { + guchar *s = src + i * src_stride + j * 3; + guchar *d = dest + i * dest_stride + j * 4; + + /* I have no idea if this is reliable. */ + if ((s[0] + s[1] + s[2]) == 0) + d[3] = 0; /* transparent */ + else + d[3] = 255; /* opaque */ + + ++j; + } + + ++i; + } + + return with_alpha; +} + +static gboolean +try_pixmap_and_mask (MetaWindow *window, + Pixmap src_pixmap, + Pixmap src_mask) +{ + GdkPixbuf *unscaled = NULL; + GdkPixbuf *mask = NULL; + int w, h; + + if (src_pixmap == None) + return FALSE; + + meta_error_trap_push (window->display); + + get_pixmap_geometry (window->display, src_pixmap, + &w, &h, NULL); + + unscaled = meta_gdk_pixbuf_get_from_pixmap (NULL, + src_pixmap, + 0, 0, 0, 0, + w, h); + + if (unscaled && src_mask != None) + { + get_pixmap_geometry (window->display, src_mask, + &w, &h, NULL); + mask = meta_gdk_pixbuf_get_from_pixmap (NULL, + src_mask, + 0, 0, 0, 0, + w, h); + } + + meta_error_trap_pop (window->display); + + + if (mask) + { + GdkPixbuf *masked; + + meta_verbose ("Applying mask to icon pixmap\n"); + + masked = apply_mask (unscaled, mask); + g_object_unref (G_OBJECT (unscaled)); + unscaled = masked; + + g_object_unref (G_OBJECT (mask)); + mask = NULL; + } + + if (unscaled) + { + replace_icon (window, unscaled); + g_object_unref (G_OBJECT (unscaled)); + return TRUE; + } + else + return FALSE; +} + static int update_icon (MetaWindow *window, gboolean reload_rgb_icon) { - if (reload_rgb_icon) + if (FALSE && reload_rgb_icon) { guchar *pixdata; int w, h; @@ -3830,68 +3937,31 @@ update_icon (MetaWindow *window, /* Fallback to pixmap + mask */ - if (window->icon_pixmap != None) + if (try_pixmap_and_mask (window, + window->icon_pixmap, + window->icon_mask)) { - GdkPixbuf *unscaled; - int w, h; - - meta_error_trap_push (window->display); - - get_pixmap_geometry (window->display, window->icon_pixmap, - &w, &h, NULL); - - /* FIXME get mask and copy it to alpha channel of pixmap */ - - unscaled = meta_gdk_pixbuf_get_from_pixmap (NULL, - window->icon_pixmap, - 0, 0, 0, 0, - w, h); - - meta_error_trap_pop (window->display); - - if (unscaled) - { - meta_verbose ("Used pixmap icon\n"); - replace_icon (window, unscaled); - return Success; - } - else - { - meta_verbose ("Failed to get pixmap icon as pixbuf\n"); - } + meta_verbose ("Using WM_NORMAL_HINTS icon for %s\n", window->desc); + return Success; } - - if (window->kwm_pixmap != None) + else { - GdkPixbuf *unscaled; - int w, h; - - meta_error_trap_push (window->display); - - get_pixmap_geometry (window->display, window->kwm_pixmap, - &w, &h, NULL); - - /* FIXME get mask and copy it to alpha channel of pixmap */ - - unscaled = meta_gdk_pixbuf_get_from_pixmap (NULL, - window->kwm_pixmap, - 0, 0, 0, 0, - w, h); - - meta_error_trap_pop (window->display); - - if (unscaled) - { - meta_verbose ("Used kwm icon\n"); - replace_icon (window, unscaled); - return Success; - } - else - { - meta_verbose ("Failed to get kwm icon as pixbuf\n"); - } + meta_verbose ("No WM_NORMAL_HINTS icon, or failed to retrieve it\n"); } + + if (try_pixmap_and_mask (window, + window->kwm_pixmap, + window->kwm_mask)) + { + meta_verbose ("Using KWM_WIN_ICON for %s\n", window->desc); + return Success; + } + else + { + meta_verbose ("No KWM_WIN_ICON, or failed to retrieve it\n"); + } + /* Fallback to a default icon */ if (window->icon == NULL) window->icon = meta_ui_get_default_window_icon (window->screen->ui);