From 51e084ee8d5fe2a5842a01104904ceafe83f8500 Mon Sep 17 00:00:00 2001
From: Carlos Garnacho <carlosg@gnome.org>
Date: Thu, 25 Jan 2024 16:39:11 +0100
Subject: [PATCH] compositor: Forward window drag position hint across
 internals

Allow passing an argument to meta_compositor_drag_window() to pass
the hint. Unused so far.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/3546>
---
 src/compositor/compositor-private.h | 5 ++++-
 src/compositor/compositor.c         | 6 +++++-
 src/core/window.c                   | 3 ++-
 3 files changed, 11 insertions(+), 3 deletions(-)

diff --git a/src/compositor/compositor-private.h b/src/compositor/compositor-private.h
index 5bf95ee73..e9b11f1b4 100644
--- a/src/compositor/compositor-private.h
+++ b/src/compositor/compositor-private.h
@@ -2,6 +2,8 @@
 
 #pragma once
 
+#include <graphene.h>
+
 #include "clutter/clutter-mutter.h"
 #include "clutter/clutter.h"
 #include "compositor/meta-compositor-view.h"
@@ -76,7 +78,8 @@ gboolean meta_compositor_drag_window (MetaCompositor       *compositor,
                                       MetaGrabOp            grab_op,
                                       ClutterInputDevice   *device,
                                       ClutterEventSequence *sequence,
-                                      uint32_t              timestamp);
+                                      uint32_t              timestamp,
+                                      graphene_point_t     *pos_hint);
 
 MetaWindowDrag * meta_compositor_get_current_window_drag (MetaCompositor *compositor);
 
diff --git a/src/compositor/compositor.c b/src/compositor/compositor.c
index 017ea9d56..7fb104763 100644
--- a/src/compositor/compositor.c
+++ b/src/compositor/compositor.c
@@ -1571,7 +1571,8 @@ meta_compositor_drag_window (MetaCompositor       *compositor,
                              MetaGrabOp            grab_op,
                              ClutterInputDevice   *device,
                              ClutterEventSequence *sequence,
-                             uint32_t              timestamp)
+                             uint32_t              timestamp,
+                             graphene_point_t     *pos_hint)
 {
   MetaCompositorPrivate *priv =
     meta_compositor_get_instance_private (compositor);
@@ -1582,6 +1583,9 @@ meta_compositor_drag_window (MetaCompositor       *compositor,
 
   window_drag = meta_window_drag_new (window, grab_op);
 
+  if (pos_hint)
+    meta_window_drag_set_position_hint (window_drag, pos_hint);
+
   if (!meta_window_drag_begin (window_drag, device, sequence, timestamp))
     return FALSE;
 
diff --git a/src/core/window.c b/src/core/window.c
index e0c5f8dd5..812e59dda 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -6087,7 +6087,8 @@ meta_window_begin_grab_op (MetaWindow           *window,
   return meta_compositor_drag_window (window->display->compositor,
                                       window, op,
                                       device, sequence,
-                                      timestamp);
+                                      timestamp,
+                                      NULL);
 }
 
 MetaStackLayer