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| author | ben@chromium.org <ben@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-02-01 04:06:35 +0000 |
|---|---|---|
| committer | ben@chromium.org <ben@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98> | 2012-02-01 04:06:35 +0000 |
| commit | 16690b0f338b90fa6365c60286af23678c29e9d6 (patch) | |
| tree | 7da85cea2d095df6a83e71375b3083450adbd0cb /ui/aura/window_observer.h | |
| parent | cb288b63c936591fa6d78c8d5b54506775b8460e (diff) | |
| download | chromium_src-16690b0f338b90fa6365c60286af23678c29e9d6.zip chromium_src-16690b0f338b90fa6365c60286af23678c29e9d6.tar.gz chromium_src-16690b0f338b90fa6365c60286af23678c29e9d6.tar.bz2 | |
Adds two new observer methods to allow code to be notified when a Window is added/removed from a RootWindow. This allows hierarchy-specific cleanup code to execute when a Window is removed rather than when it is destroyed, necessary for multiple root windows.
http://crbug.com/112131
TEST=see unittests
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=119976
Review URL: http://codereview.chromium.org/9315015
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@120025 0039d316-1c4b-4281-b951-d872f2087c98
Diffstat (limited to 'ui/aura/window_observer.h')
| -rw-r--r-- | ui/aura/window_observer.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/ui/aura/window_observer.h b/ui/aura/window_observer.h index a4f51ac..59360bf 100644 --- a/ui/aura/window_observer.h +++ b/ui/aura/window_observer.h @@ -58,6 +58,12 @@ class AURA_EXPORT WindowObserver { // destructor). This is called after the window is removed from its parent. virtual void OnWindowDestroyed(Window* window) {} + // Called when a Window has been added to a RootWindow. + virtual void OnWindowAddedToRootWindow(Window* window) {} + + // Called when a Window is about to be removed from a RootWindow. + virtual void OnWindowRemovingFromRootWindow(Window* window) {} + protected: virtual ~WindowObserver() {} }; |