plugin: correctly handle the reparenting of the window

Previously it was setting the mesh on the window as well as the frame, due to
the way reparenting works

2 files changed, 16 insertions, 0 deletions

diff --git a/plugin/src/ir.cpp b/plugin/src/ir.cpp
index f1c2a2a..c07dcb6 100644
--- a/plugin/src/ir.cpp
+++ b/plugin/src/ir.cpp
@@ -173,6 +173,21 @@ IrWindow::resizeNotify (int dx, int dy, int dwidth, int dheight)
     window->resizeNotify (dx, dy, dwidth, dheight);
 }
 
+void
+IrWindow::windowNotify (CompWindowNotify n)
+{
+    if (n == CompWindowNotifyReparent)
+	XCompositeSetTriangularCoordinateMesh (screen->dpy (),
+					       window->id (), NULL, 0, 0);
+    if (n == CompWindowNotifyUnreparent)
+	XCompositeSetTriangularCoordinateMesh (screen->dpy (),
+					       window->id (), NULL, 0, 0);
+    if (n == CompWindowNotifyReparent || n == CompWindowNotifyUnreparent)
+	updateMesh ();
+
+    window->windowNotify (n);
+}
+
 bool
 IrWindow::damageRect (bool            initial,
 				const CompRect& rect)
diff --git a/plugin/src/ir.h b/plugin/src/ir.h
index 0a9294e..c99ccb4 100644
--- a/plugin/src/ir.h
+++ b/plugin/src/ir.h
@@ -88,6 +88,7 @@ class IrWindow :
 
 	void moveNotify (int dx, int dy, bool immediate);
 	void resizeNotify (int dx, int dy, int dwidth, int dheight);
+	void windowNotify (CompWindowNotify n);
 
 	bool damageRect (bool, const CompRect &);