[metacity] add meta_window_get_frame_type()

[Alberts Muktupāvels <muktupavels src gnome org>]

commit e11d8767f740a74983fe557d190a4a60530b192e
Author: Owen W. Taylor <otaylor fishsoup net>
Date:   Thu Nov 11 16:12:11 2010 -0500

    add meta_window_get_frame_type()
    
    Add a public function to get the frame type for a window; the
    code is refactored from existing code in core.c.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=592382

 src/core/core.c           |   67 +---------------------------------------
 src/core/window-private.h |    2 +
 src/core/window.c         |   74 +++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 78 insertions(+), 65 deletions(-)
---
diff --git a/src/core/core.c b/src/core/core.c
index ce68f0c..73c3ac0 100644
--- a/src/core/core.c
+++ b/src/core/core.c
@@ -115,71 +115,8 @@ meta_core_get (Display *xdisplay,
         *((MetaFrameFlags*)answer) = meta_frame_get_flags (window->frame);
         break;
       case META_CORE_GET_FRAME_TYPE:
-          {
-          MetaFrameType base_type = META_FRAME_TYPE_LAST;
-
-          switch (window->type)
-            {
-            case META_WINDOW_NORMAL:
-              base_type = META_FRAME_TYPE_NORMAL;
-              break;
-
-            case META_WINDOW_DIALOG:
-              base_type = META_FRAME_TYPE_DIALOG;
-              break;
-
-            case META_WINDOW_MODAL_DIALOG:
-              if (meta_prefs_get_attach_modal_dialogs () &&
-                  meta_window_get_transient_for (window) != NULL)
-                base_type = META_FRAME_TYPE_ATTACHED;
-              else
-                base_type = META_FRAME_TYPE_MODAL_DIALOG;
-              break;
-
-            case META_WINDOW_MENU:
-              base_type = META_FRAME_TYPE_MENU;
-              break;
-
-            case META_WINDOW_UTILITY:
-              base_type = META_FRAME_TYPE_UTILITY;
-              break;
-
-            case META_WINDOW_DESKTOP:
-            case META_WINDOW_DOCK:
-            case META_WINDOW_TOOLBAR:
-            case META_WINDOW_SPLASHSCREEN:
-            case META_WINDOW_DROPDOWN_MENU:
-            case META_WINDOW_POPUP_MENU:
-            case META_WINDOW_TOOLTIP:
-            case META_WINDOW_NOTIFICATION:
-            case META_WINDOW_COMBO:
-            case META_WINDOW_DND:
-            case META_WINDOW_OVERRIDE_OTHER:
-              /* No frame */
-              base_type = META_FRAME_TYPE_LAST;
-              break;
-
-            default:
-              break;
-            }
-
-          if (base_type == META_FRAME_TYPE_LAST)
-            {
-              /* can't add border if undecorated */
-              *((MetaFrameType*)answer) = META_FRAME_TYPE_LAST;
-            }
-          else if (window->border_only && base_type != META_FRAME_TYPE_ATTACHED)
-            {
-              /* override base frame type */
-              *((MetaFrameType*)answer) = META_FRAME_TYPE_BORDER;
-            }
-          else
-            {
-              *((MetaFrameType*)answer) = base_type;
-            }
-
-          break;
-          }
+        *((MetaFrameType*)answer) = meta_window_get_frame_type (window);
+        break;
       case META_CORE_GET_MINI_ICON:
         *((GdkPixbuf**)answer) = window->mini_icon;
         break;
diff --git a/src/core/window-private.h b/src/core/window-private.h
index ad9867d..1dd6600 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -707,4 +707,6 @@ void meta_window_propagate_focus_appearance (MetaWindow *window,
 
 gboolean meta_window_should_attach_to_parent (MetaWindow *window);
 
+MetaFrameType meta_window_get_frame_type (MetaWindow *window);
+
 #endif
diff --git a/src/core/window.c b/src/core/window.c
index 700f6c1..c53be0b 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -8909,6 +8909,80 @@ meta_window_is_client_decorated (MetaWindow *window)
 }
 
 /**
+ * meta_window_get_frame_type:
+ * @window: a #MetaWindow
+ *
+ * Gets the type of window decorations that should be used for this window.
+ *
+ * Return value: the frame type
+ */
+MetaFrameType
+meta_window_get_frame_type (MetaWindow *window)
+{
+  MetaFrameType base_type = META_FRAME_TYPE_LAST;
+
+  switch (window->type)
+    {
+    case META_WINDOW_NORMAL:
+      base_type = META_FRAME_TYPE_NORMAL;
+      break;
+
+    case META_WINDOW_DIALOG:
+      base_type = META_FRAME_TYPE_DIALOG;
+      break;
+
+    case META_WINDOW_MODAL_DIALOG:
+      if (meta_prefs_get_attach_modal_dialogs () &&
+          meta_window_get_transient_for (window) != NULL)
+        base_type = META_FRAME_TYPE_ATTACHED;
+      else
+        base_type = META_FRAME_TYPE_MODAL_DIALOG;
+      break;
+
+    case META_WINDOW_MENU:
+      base_type = META_FRAME_TYPE_MENU;
+      break;
+
+    case META_WINDOW_UTILITY:
+      base_type = META_FRAME_TYPE_UTILITY;
+      break;
+
+    case META_WINDOW_DESKTOP:
+    case META_WINDOW_DOCK:
+    case META_WINDOW_TOOLBAR:
+    case META_WINDOW_SPLASHSCREEN:
+    case META_WINDOW_DROPDOWN_MENU:
+    case META_WINDOW_POPUP_MENU:
+    case META_WINDOW_TOOLTIP:
+    case META_WINDOW_NOTIFICATION:
+    case META_WINDOW_COMBO:
+    case META_WINDOW_DND:
+    case META_WINDOW_OVERRIDE_OTHER:
+      /* No frame */
+      base_type = META_FRAME_TYPE_LAST;
+      break;
+
+    default:
+      break;
+    }
+
+  if (base_type == META_FRAME_TYPE_LAST)
+    {
+      /* can't add border if undecorated */
+      return META_FRAME_TYPE_LAST;
+    }
+  else if (window->border_only && base_type != META_FRAME_TYPE_ATTACHED)
+    {
+      /* override base frame type */
+      return META_FRAME_TYPE_BORDER;
+    }
+  else
+    {
+      return base_type;
+    }
+}
+
+/**
  * meta_window_get_frame_bounds:
  *
  * Gets a region representing the outer bounds of the window's frame.