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icontheme: Use textures more

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We were going via GLoadablieIcon/GInputStream for everything previously
and we have no API for that with GdkTexture.

With this commit, gdk-pixbuf isn't used anymore when starting
widget-factory for anything but SVG.
This commit is contained in:
Benjamin Otte 2021-09-14 18:17:58 +02:00
parent a85f4ec6c2
commit b5da07f0e1
1 changed files with 46 additions and 40 deletions
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86
gtk/gtkicontheme.c
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@ -3742,31 +3742,6 @@ gtk_icon_paintable_is_symbolic (GtkIconPaintable *icon)
return icon->is_symbolic;
}
static GLoadableIcon *
icon_get_loadable (GtkIconPaintable *icon)
{
GFile *file;
GLoadableIcon *loadable;
if (icon->loadable)
return g_object_ref (icon->loadable);
if (icon->is_resource)
{
char *uri = g_strconcat ("resource://", icon->filename, NULL);
file = g_file_new_for_uri (uri);
g_free (uri);
}
else
file = g_file_new_for_path (icon->filename);
loadable = G_LOADABLE_ICON (g_file_icon_new (file));
g_object_unref (file);
return loadable;
}
/* This function contains the complicated logic for deciding
* on the size at which to load the icon and loading it at
* that size.
@ -3826,19 +3801,57 @@ icon_ensure_texture__locked (GtkIconPaintable *icon,
else
icon->texture = gdk_texture_new_from_resource (icon->filename);
}
else if (icon->filename)
{
if (icon->is_svg)
{
GdkPixbuf *source_pixbuf;
if (gtk_icon_paintable_is_symbolic (icon))
source_pixbuf = gtk_make_symbolic_pixbuf_from_path (icon->filename,
pixel_size, pixel_size,
icon->desired_scale,
&load_error);
else
{
GFile *file = g_file_new_for_path (icon->filename);
GInputStream *stream = G_INPUT_STREAM (g_file_read (file, NULL, &load_error));
g_object_unref (file);
if (stream)
{
source_pixbuf = _gdk_pixbuf_new_from_stream_at_scale (stream,
"svg",
pixel_size, pixel_size,
TRUE, NULL,
&load_error);
g_object_unref (stream);
}
else
source_pixbuf = NULL;
}
if (source_pixbuf)
{
icon->texture = gdk_texture_new_for_pixbuf (source_pixbuf);
g_object_unref (source_pixbuf);
}
}
else
{
icon->texture = gdk_texture_new_from_filename (icon->filename, &load_error);
}
}
else
{
GLoadableIcon *loadable;
GInputStream *stream;
GdkPixbuf *source_pixbuf;
loadable = icon_get_loadable (icon);
stream = g_loadable_icon_load (loadable,
g_assert (icon->loadable);
stream = g_loadable_icon_load (icon->loadable,
pixel_size,
NULL, NULL,
&load_error);
g_object_unref (loadable);
if (stream)
{
/* SVG icons are a special case - we just immediately scale them
@ -3846,17 +3859,11 @@ icon_ensure_texture__locked (GtkIconPaintable *icon,
*/
if (icon->is_svg)
{
if (gtk_icon_paintable_is_symbolic (icon))
source_pixbuf = gtk_make_symbolic_pixbuf_from_path (icon->filename,
source_pixbuf = _gdk_pixbuf_new_from_stream_at_scale (stream,
"svg",
pixel_size, pixel_size,
icon->desired_scale,
TRUE, NULL,
&load_error);
else
source_pixbuf = _gdk_pixbuf_new_from_stream_at_scale (stream,
"svg",
pixel_size, pixel_size,
TRUE, NULL,
&load_error);
}
else
source_pixbuf = _gdk_pixbuf_new_from_stream (stream,
@ -3869,7 +3876,6 @@ icon_ensure_texture__locked (GtkIconPaintable *icon,
g_object_unref (source_pixbuf);
}
}
}
if (!icon->texture)