Upstream version 7.36.149.0

[platform/framework/web/crosswalk.git] / src / chrome / browser / ui / tabs / tab_strip_model_observer.h

diff --git a/src/chrome/browser/ui/tabs/tab_strip_model_observer.h b/src/chrome/browser/ui/tabs/tab_strip_model_observer.h
index 52b656c..210a2c0 100644 (file)
--- a/src/chrome/browser/ui/tabs/tab_strip_model_observer.h
+++ b/src/chrome/browser/ui/tabs/tab_strip_model_observer.h
@@ -146,6 +146,15 @@ class TabStripModelObserver {
   // TabStripModel, for example...
   virtual void TabStripEmpty();
 
+  // Sent any time an attempt is made to close all the tabs. This is not
+  // necessarily the result of CloseAllTabs(). For example, if the user closes
+  // the last tab WillCloseAllTabs() is sent. If the close does not succeed
+  // during the current event (say unload handlers block it) then
+  // CloseAllTabsCanceled() is sent. Also note that if the last tab is detached
+  // (DetachWebContentsAt()) then this is not sent.
+  virtual void WillCloseAllTabs();
+  virtual void CloseAllTabsCanceled();
+
   // Sent when the tabstrip model is about to be deleted and any reference held
   // must be dropped.
   virtual void TabStripModelDeleted();