Add chrome to the repository.

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@15 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 77 insertions, 0 deletions

diff --git a/chrome/browser/app_modal_dialog_queue.h b/chrome/browser/app_modal_dialog_queue.h
new file mode 100644
index 0000000..2e3d622
--- /dev/null
+++ b/chrome/browser/app_modal_dialog_queue.h
@@ -0,0 +1,77 @@
+// Copyright 2008, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#ifndef CHROME_BROWSER_APP_MODAL_DIALOG_QUEUE_H__
+#define CHROME_BROWSER_APP_MODAL_DIALOG_QUEUE_H__
+
+#include <queue>
+
+#include "chrome/views/app_modal_dialog_delegate.h"
+
+// Keeps a queue of AppModalDialogDelegates, making sure only one app modal
+// dialog is shown at a time.
+class AppModalDialogQueue {
+ public:
+  // Adds a modal dialog to the queue, if there are no other dialogs in the
+  // queue, the dialog will be shown immediately. Once it is shown, the
+  // most recently active browser window (or whichever is currently active)
+  // will be app modal, meaning it will be activated if the user tries to
+  // activate any other browser windows. So the dialog being shown should
+  // assure it is the child of BrowserList::GetLastActive() so that it is
+  // activated as well. See browser_list.h for more notes about our somewhat
+  // sloppy app modality.
+  // Note: The AppModalDialogDelegate |dialog| must be window modal before it
+  // can be added as app modal.
+  static void AddDialog(ChromeViews::AppModalDialogDelegate* dialog);
+
+  // Removes the current dialog in the queue (the one that is being shown).
+  // Shows the next dialog in the queue, if any is present. This does not
+  // ensure that the currently showing dialog is closed, it just makes it no
+  // longer app modal.
+  static void ShowNextDialog();
+
+  // Activates and shows the current dialog, if the user clicks on one of the
+  // windows disabled by the presence of an app modal dialog. This forces
+  // the window to be visible on the display even if desktop manager software
+  // opened the dialog on another virtual desktop. Assumes there is currently a
+  // dialog being shown. (Call BrowserList::IsShowingAppModalDialog to test
+  // this condition).
+  static void ActivateModalDialog();
+
+ private:
+  // Shows |dialog| and notifies the BrowserList that a modal dialog is showing.
+  static void ShowModalDialog(ChromeViews::AppModalDialogDelegate* dialog);
+
+  // Contains all app modal dialogs which are waiting to be shown, with the
+  // currently modal dialog at the front of the queue.
+  static std::queue<ChromeViews::AppModalDialogDelegate*>*
+      app_modal_dialog_queue_;
+};
+
+#endif // CHROME_BROWSER_APP_MODAL_DIALOG_QUEUE_H__