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frames: Handle _NET_WM_VISIBLE_NAME

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This is occasionally set by Mutter, in order to hint about remote
X11 clients, etc.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2872>
This commit is contained in:
Carlos Garnacho 2023-02-27 14:19:10 +01:00 committed by Marge Bot
parent 6142765262
commit 6df9eab880
1 changed files with 53 additions and 6 deletions
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59
src/frames/meta-frame.c
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@ -31,8 +31,12 @@ struct _MetaFrame
{
GtkWindow parent_instance;
GtkWidget *content;
Atom atom__NET_WM_VISIBLE_NAME;
Atom atom__NET_WM_NAME;
Atom atom__MOTIF_WM_HINTS;
char *net_wm_visible_name;
char *net_wm_name;
};
typedef struct
@ -62,6 +66,8 @@ meta_frame_constructed (GObject *object)
display = gtk_widget_get_display (GTK_WIDGET (object));
frame->atom__NET_WM_VISIBLE_NAME =
gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_VISIBLE_NAME");
frame->atom__NET_WM_NAME =
gdk_x11_get_xatom_by_name_for_display (display, "_NET_WM_NAME");
frame->atom__MOTIF_WM_HINTS =
@ -70,12 +76,24 @@ meta_frame_constructed (GObject *object)
G_OBJECT_CLASS (meta_frame_parent_class)->constructed (object);
}
static void
meta_frame_finalize (GObject *object)
{
MetaFrame *frame = META_FRAME (object);
g_free (frame->net_wm_visible_name);
g_free (frame->net_wm_name);
G_OBJECT_CLASS (meta_frame_parent_class)->finalize (object);
}
static void
meta_frame_class_init (MetaFrameClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->constructed = meta_frame_constructed;
object_class->finalize = meta_frame_finalize;
}
static gboolean
@ -264,17 +282,43 @@ get_utf8_string_prop (GtkWindow *window,
return str;
}
static void
update_frame_title (MetaFrame *frame)
{
const char *title = NULL;
if (frame->net_wm_visible_name)
title = frame->net_wm_visible_name;
else if (frame->net_wm_name)
title = frame->net_wm_visible_name;
else
title = "";
gtk_window_set_title (GTK_WINDOW (frame), title);
}
static void
frame_sync_net_wm_visible_name (GtkWindow *window,
Window client_window)
{
MetaFrame *frame = META_FRAME (window);
g_clear_pointer (&frame->net_wm_visible_name, g_free);
frame->net_wm_visible_name =
get_utf8_string_prop (window, client_window, frame->atom__NET_WM_VISIBLE_NAME);
update_frame_title (frame);
}
static void
frame_sync_net_wm_name (GtkWindow *window,
Window client_window)
{
MetaFrame *frame = META_FRAME (window);
char *title;
title = get_utf8_string_prop (window, client_window,
frame->atom__NET_WM_NAME);
gtk_window_set_title (window, title ? title : "");
g_free (title);
g_clear_pointer (&frame->net_wm_visible_name, g_free);
frame->net_wm_name =
get_utf8_string_prop (window, client_window, frame->atom__NET_WM_NAME);
update_frame_title (frame);
}
static void
@ -395,6 +439,7 @@ meta_frame_new (Window window)
frame_height * scale, 0,
});
frame_sync_net_wm_visible_name (GTK_WINDOW (frame), window);
frame_sync_net_wm_name (GTK_WINDOW (frame), window);
frame_sync_motif_wm_hints (GTK_WINDOW (frame), window);
frame_sync_wm_normal_hints (GTK_WINDOW (frame), window);
@ -428,7 +473,9 @@ meta_frame_handle_xevent (MetaFrame *frame,
if (is_content && xevent->type == PropertyNotify)
{
if (xevent->xproperty.atom == frame->atom__NET_WM_NAME)
if (xevent->xproperty.atom == frame->atom__NET_WM_VISIBLE_NAME)
frame_sync_net_wm_visible_name (GTK_WINDOW (frame), xevent->xproperty.window);
else if (xevent->xproperty.atom == frame->atom__NET_WM_NAME)
frame_sync_net_wm_name (GTK_WINDOW (frame), xevent->xproperty.window);
else if (xevent->xproperty.atom == frame->atom__MOTIF_WM_HINTS)
frame_sync_motif_wm_hints (GTK_WINDOW (frame), xevent->xproperty.window);