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Support tool bar icon image on GTK+ >= 3.10 with cairo

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* src/gtkutil.c (xg_get_image_for_pixmap) [USE_CAIRO]: Use cairo image
surface for GtkImage source.
(xg_tool_item_stale_p, update_frame_tool_bar) [USE_CAIRO]: Use cairo
image surface instead of pixmap for data associated with tool bar item.
This commit is contained in:
YAMAMOTO Mitsuharu 2019-03-26 14:50:10 +09:00
parent 75b7b2cf7c
commit b40db491cb
1 changed files with 35 additions and 2 deletions
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37
src/gtkutil.c
View file

@ -368,7 +368,11 @@ xg_get_image_for_pixmap (struct frame *f,
GtkWidget *widget,
GtkImage *old_widget)
{
#if defined USE_CAIRO && GTK_CHECK_VERSION (3, 10, 0)
cairo_surface_t *surface;
#else
GdkPixbuf *icon_buf;
#endif
/* If we have a file, let GTK do all the image handling.
This seems to be the only way to make insensitive and activated icons
@ -396,6 +400,17 @@ xg_get_image_for_pixmap (struct frame *f,
on a monochrome display, and sometimes bad on all displays with
certain themes. */
#if defined USE_CAIRO && GTK_CHECK_VERSION (3, 10, 0)
surface = img->cr_data;
if (surface)
{
if (! old_widget)
old_widget = GTK_IMAGE (gtk_image_new_from_surface (surface));
else
gtk_image_set_from_surface (old_widget, surface);
}
#else
/* This is a workaround to make icons look good on pseudo color
displays. Apparently GTK expects the images to have an alpha
channel. If they don't, insensitive and activated icons will
@ -416,6 +431,7 @@ xg_get_image_for_pixmap (struct frame *f,
g_object_unref (G_OBJECT (icon_buf));
}
#endif
return GTK_WIDGET (old_widget);
}
@ -4765,9 +4781,15 @@ xg_tool_item_stale_p (GtkWidget *wbutton, const char *stock_name,
{
gpointer gold_img = g_object_get_data (G_OBJECT (wimage),
XG_TOOL_BAR_IMAGE_DATA);
#if defined USE_CAIRO && GTK_CHECK_VERSION (3, 10, 0)
void *old_img = (void *) gold_img;
if (old_img != img->cr_data)
return 1;
#else
Pixmap old_img = (Pixmap) gold_img;
if (old_img != img->pixmap)
return 1;
#endif
}
/* Check button configuration and label. */
@ -5059,7 +5081,13 @@ update_frame_tool_bar (struct frame *f)
img = IMAGE_FROM_ID (f, img_id);
prepare_image_for_display (f, img);
if (img->load_failed_p || img->pixmap == None)
if (img->load_failed_p
#if defined USE_CAIRO && GTK_CHECK_VERSION (3, 10, 0)
|| img->cr_data == NULL
#else
|| img->pixmap == None
#endif
)
{
if (ti)
gtk_container_remove (GTK_CONTAINER (wtoolbar),
@ -5109,7 +5137,12 @@ update_frame_tool_bar (struct frame *f)
{
w = xg_get_image_for_pixmap (f, img, x->widget, NULL);
g_object_set_data (G_OBJECT (w), XG_TOOL_BAR_IMAGE_DATA,
(gpointer)img->pixmap);
#if defined USE_CAIRO && GTK_CHECK_VERSION (3, 10, 0)
(gpointer)img->cr_data
#else
(gpointer)img->pixmap
#endif
);
}
#if GTK_CHECK_VERSION (3, 14, 0)