From b59538af6e5c2858fc0d01ac1db42957c303ec48 Mon Sep 17 00:00:00 2001
From: Victor Kareh <vkareh@redhat.com>
Date: Tue, 21 May 2019 13:42:41 -0400
Subject: ui: Add meta_ui_update_frame_style()

This method allows forcing a style update of a particular frame
from the core, so that it can pick up style variants.

https://bugzilla.gnome.org/show_bug.cgi?id=645355

upstream commit:
https://gitlab.gnome.org/GNOME/metacity/commit/97554dc4
---
 src/ui/frames.c | 14 ++++++++++++++
 src/ui/frames.h |  2 ++
 src/ui/ui.c     |  7 +++++++
 3 files changed, 23 insertions(+)

(limited to 'src/ui')

diff --git a/src/ui/frames.c b/src/ui/frames.c
index 1adb3ccf..9f1ee8cb 100644
--- a/src/ui/frames.c
+++ b/src/ui/frames.c
@@ -1029,6 +1029,20 @@ meta_frames_set_title (MetaFrames *frames,
   invalidate_whole_window (frames, frame);
 }
 
+void
+meta_frames_update_frame_style (MetaFrames *frames,
+                                Window      xwindow)
+{
+  MetaUIFrame *frame;
+
+  frame = meta_frames_lookup_window (frames, xwindow);
+
+  g_assert (frame);
+
+  meta_frames_attach_style (frames, frame);
+  invalidate_whole_window (frames, frame);
+}
+
 void
 meta_frames_repaint_frame (MetaFrames *frames,
                            Window      xwindow)
diff --git a/src/ui/frames.h b/src/ui/frames.h
index 1262f148..6689cc1a 100644
--- a/src/ui/frames.h
+++ b/src/ui/frames.h
@@ -124,6 +124,8 @@ void meta_frames_set_title (MetaFrames *frames,
                             Window      xwindow,
                             const char *title);
 
+void meta_frames_update_frame_style (MetaFrames *frames,
+                                     Window      xwindow);
 void meta_frames_repaint_frame (MetaFrames *frames,
                                 Window      xwindow);
 
diff --git a/src/ui/ui.c b/src/ui/ui.c
index cc26451e..bd753210 100644
--- a/src/ui/ui.c
+++ b/src/ui/ui.c
@@ -426,6 +426,13 @@ meta_ui_unmap_frame (MetaUI *ui,
     gdk_window_hide (window);
 }
 
+void
+meta_ui_update_frame_style (MetaUI *ui,
+                            Window  xwindow)
+{
+  meta_frames_update_frame_style (ui->frames, xwindow);
+}
+
 void
 meta_ui_repaint_frame (MetaUI *ui,
                        Window xwindow)
-- 
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