Add new DialogDelegate for dialogs in the App List

chrome/browser/ui/views/app_list/app_list_dialog_contents_view.h

Index: chrome/browser/ui/views/app_list/app_list_dialog_contents_view.h
diff --git a/chrome/browser/ui/views/app_list/app_list_dialog_contents_view.h b/chrome/browser/ui/views/app_list/app_list_dialog_contents_view.h
new file mode 100644
index 0000000000000000000000000000000000000000..3c20f4f3ea9d28860be61e47bde10bced627bcb0
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+++ b/chrome/browser/ui/views/app_list/app_list_dialog_contents_view.h
@@ -0,0 +1,55 @@
+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef CHROME_BROWSER_UI_VIEWS_APP_LIST_APP_LIST_DIALOG_CONTENTS_VIEW_H_
+#define CHROME_BROWSER_UI_VIEWS_APP_LIST_APP_LIST_DIALOG_CONTENTS_VIEW_H_
+
+#include "ui/gfx/native_widget_types.h"
+#include "ui/views/controls/button/button.h"
+#include "ui/views/widget/widget_delegate.h"
+
+namespace views {
+class LabelButton;
+class Widget;
+}
+
+// The contents view for an App List Dialog, which covers the entire app list
+// and adds a close button.
+class AppListDialogContentsView : public views::WidgetDelegateView,
+                                  public views::ButtonListener {
+ public:
+  AppListDialogContentsView();
+  virtual ~AppListDialogContentsView();
+
+  // Create a |dialog| window Widget with the specified |parent|. The dialog
+  // will be resized to fill the body of the app list.
+  static views::Widget* CreateDialogWidget(AppListDialogContentsView* dialog,
+                                           gfx::NativeView parent);
+
+  // Overridden from views::View:
+  virtual void Layout() OVERRIDE;
+
+  // Overridden from views::WidgetDelegate:
+  virtual views::View* GetInitiallyFocusedView() OVERRIDE;
+  virtual views::View* GetContentsView() OVERRIDE;
+  virtual views::ClientView* CreateClientView(views::Widget* widget) OVERRIDE;
+  virtual views::NonClientFrameView* CreateNonClientFrameView(
+      views::Widget* widget) OVERRIDE;
+
+  // Overridden from views::ButtonListener:
+  virtual void ButtonPressed(views::Button* sender,
+                             const ui::Event& event) OVERRIDE;
+
+ protected:
+  // Overridden from views::WidgetDelegate:
+  virtual ui::ModalType GetModalType() const OVERRIDE;
+  virtual ui::AXRole GetAccessibleWindowRole() const OVERRIDE;
+
+ private:
+  views::LabelButton* close_button_;
+
+  DISALLOW_COPY_AND_ASSIGN(AppListDialogContentsView);
+};
+
+#endif  // CHROME_BROWSER_UI_VIEWS_APP_LIST_APP_LIST_DIALOG_CONTENTS_VIEW_H_