Add chrome to the repository.

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

1 files changed, 93 insertions, 0 deletions

diff --git a/chrome/views/button_dropdown.h b/chrome/views/button_dropdown.h
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+// 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_VIEWS_BUTTON_DROPDOWN_H__
+#define CHROME_VIEWS_BUTTON_DROPDOWN_H__
+
+#include "base/task.h"
+#include "chrome/views/button.h"
+#include "chrome/views/menu.h"
+
+class Timer;
+
+namespace ChromeViews {
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// ButtonDropDown
+//
+// A button class that when pressed (and held) or pressed (and drag down) will
+// display a menu
+//
+////////////////////////////////////////////////////////////////////////////////
+class ButtonDropDown : public Button {
+ public:
+  explicit ButtonDropDown(Menu::Delegate* menu_delegate);
+  virtual ~ButtonDropDown();
+
+  // Returns the MSAA default action of the current view. The string returned
+  // describes the default action that will occur when executing
+  // IAccessible::DoDefaultAction.
+  bool GetAccessibleDefaultAction(std::wstring* action);
+
+  // Returns the MSAA role of the current view. The role is what assistive
+  // technologies (ATs) use to determine what behavior to expect from a given
+  // control.
+  bool GetAccessibleRole(VARIANT* role);
+
+  // Returns the MSAA state of the current view. Sets the input VARIANT
+  // appropriately, and returns true if a change was performed successfully.
+  // Overriden from View.
+  virtual bool GetAccessibleState(VARIANT* state);
+
+ private:
+  // Overridden from Button
+  virtual bool OnMousePressed(const ChromeViews::MouseEvent& e);
+  virtual void OnMouseReleased(const ChromeViews::MouseEvent& e,
+                               bool canceled);
+  virtual bool OnMouseDragged(const ChromeViews::MouseEvent& e);
+
+  // Internal function to show the dropdown menu
+  void ShowDropDownMenu(HWND window);
+
+  // Specifies who to delegate populating the menu
+  Menu::Delegate* menu_delegate_;
+
+  // Y position of mouse when left mouse button is pressed
+  int y_position_on_lbuttondown_;
+
+  // A factory for tasks that show the dropdown context menu for the button.
+  ScopedRunnableMethodFactory<ButtonDropDown> show_menu_factory_;
+
+  DISALLOW_EVIL_CONSTRUCTORS(ButtonDropDown);
+};
+
+} // namespace
+
+#endif  // CHROME_VIEWS_BUTTON_DROPDOWN_H__