[metacity] Disable top resizing for attached modal dialogs

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 6294a8ac66e737cc8dcfbb6aea3a94677e9556a9
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Aug 16 01:15:33 2011 -0400

    Disable top resizing for attached modal dialogs
    
    https://bugzilla.gnome.org/show_bug.cgi?id=656619

 src/ui/frames.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)
---
diff --git a/src/ui/frames.c b/src/ui/frames.c
index 5e90a03..b4a5e2c 100644
--- a/src/ui/frames.c
+++ b/src/ui/frames.c
@@ -2740,6 +2740,7 @@ get_control (MetaFrames *frames,
 {
   MetaFrameGeometry fgeom;
   MetaFrameFlags flags;
+  MetaFrameType type;
   gboolean has_vert, has_horiz;
   GdkRectangle client;
 
@@ -2763,6 +2764,7 @@ get_control (MetaFrames *frames,
 
   meta_core_get (GDK_DISPLAY_XDISPLAY (gdk_display_get_default ()), frame->xwindow,
                  META_CORE_GET_FRAME_FLAGS, &flags,
+                 META_CORE_GET_FRAME_TYPE, &type,
                  META_CORE_GET_END);
 
   has_vert = (flags & META_FRAME_ALLOWS_VERTICAL_RESIZE) != 0;
@@ -2770,7 +2772,7 @@ get_control (MetaFrames *frames,
 
   if (POINT_IN_RECT (x, y, fgeom.title_rect))
     {
-      if (has_vert && y <= TOP_RESIZE_HEIGHT)
+      if (has_vert && y <= TOP_RESIZE_HEIGHT && (type != META_FRAME_TYPE_ATTACHED))
         return META_FRAME_CONTROL_RESIZE_N;
       else
         return META_FRAME_CONTROL_TITLE;