[metacity] MetaWindow: Repurpose get_outer_rect and add get_input_rect

[Alberts Muktupāvels <muktupavels src gnome org>]

commit dfedc7df1bf334b39b5f30693a941812c9c79df1
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Jan 18 16:26:07 2015 +0200

    MetaWindow: Repurpose get_outer_rect and add get_input_rect
    
    get_outer_rect now returns the visible region, and a new get_input_rect
    method returns the boundaries of the full frame, including the possible
    invisible regions. When undecorated, both do the samething.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=644930

 src/core/window-private.h |    2 ++
 src/core/window.c         |   40 +++++++++++++++++++++++++++++++++++++++-
 2 files changed, 41 insertions(+), 1 deletions(-)
---
diff --git a/src/core/window-private.h b/src/core/window-private.h
index c76c09e..aa12e3c 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -523,6 +523,8 @@ void        meta_window_get_geometry         (MetaWindow  *window,
                                               int         *y,
                                               int         *width,
                                               int         *height);
+void        meta_window_get_input_rect       (const MetaWindow *window,
+                                              MetaRectangle    *rect);
 void        meta_window_get_outer_rect       (const MetaWindow *window,
                                               MetaRectangle    *rect);
 void        meta_window_get_xor_rect         (MetaWindow          *window,
diff --git a/src/core/window.c b/src/core/window.c
index 852e8f5..e7f34bf 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -4029,13 +4029,51 @@ meta_window_get_geometry (MetaWindow  *window,
     window->size_hints.height_inc;
 }
 
+/**
+ * meta_window_get_input_rect:
+ * @window: a #MetaWindow
+ * @rect: (out): pointer to an allocated #MetaRectangle
+ *
+ * Gets the rectangle that bounds @window that is responsive to mouse events.
+ * This includes decorations - the visible portion of its border - and (if
+ * present) any invisible area that we make make responsive to mouse clicks in
+ * order to allow convenient border dragging.
+ */
 void
-meta_window_get_outer_rect (const MetaWindow *window,
+meta_window_get_input_rect (const MetaWindow *window,
                             MetaRectangle    *rect)
 {
   if (window->frame)
     *rect = window->frame->rect;
   else
+    *rect = window->rect;
+}
+
+/**
+ * meta_window_get_outer_rect:
+ * @window: a #MetaWindow
+ * @rect: (out): pointer to an allocated #MetaRectangle
+ *
+ * Gets the rectangle that bounds @window that is responsive to mouse events.
+ * This includes only what is visible; it doesn't include any extra reactive
+ * area we add to the edges of windows.
+ */
+void
+meta_window_get_outer_rect (const MetaWindow *window,
+                            MetaRectangle    *rect)
+{
+  if (window->frame)
+    {
+      MetaFrameBorders borders;
+      *rect = window->frame->rect;
+      meta_frame_calc_borders (window->frame, &borders);
+
+      rect->x += borders.invisible.left;
+      rect->y += borders.invisible.top;
+      rect->width -= borders.invisible.left + borders.invisible.right;
+      rect->height -= borders.invisible.top + borders.invisible.bottom;
+    }
+  else
     {
       *rect = window->rect;