Add chrome to the repository.

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

1 files changed, 84 insertions, 0 deletions

diff --git a/chrome/views/radio_button.h b/chrome/views/radio_button.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_RADIO_BUTTON_H__
+#define CHROME_VIEWS_RADIO_BUTTON_H__
+
+#include "chrome/views/checkbox.h"
+
+namespace ChromeViews {
+
+////////////////////////////////////////////////////////////////////////////////
+//
+// A wrapper for windows's native radio button. Radio buttons can be mutually
+// exclusive with other radio buttons.
+//
+////////////////////////////////////////////////////////////////////////////////
+class RadioButton : public CheckBox {
+ public:
+  // The view class name.
+  static const char kViewClassName[];
+
+  // Create a radio button with the provided label and group id.
+  // The group id is used to identify all the other radio buttons which are in
+  // mutual exclusion with this radio button. Note: RadioButton assumes that
+  // all views with that group id are RadioButton. It is an error to give
+  // that group id to another view subclass which is not a radio button or
+  // a radio button subclass.
+  RadioButton(const std::wstring& label, int group_id);
+  virtual ~RadioButton();
+
+  virtual void GetPreferredSize(CSize *out);
+  virtual void Layout();
+
+  virtual std::string GetClassName() const;
+
+  // Overridden to properly perform mutual exclusion.
+  virtual void SetIsSelected(bool f);
+
+  virtual View* GetSelectedViewForGroup(int group_id);
+
+  // When focusing a RadioButton with Tab/Shift-Tab, only the selected button
+  // from the group should be accessible.
+  virtual bool IsGroupFocusTraversable() const { return false; }
+
+ protected:
+  virtual HWND CreateNativeControl(HWND parent_container);
+  virtual LRESULT OnCommand(UINT code, int id, HWND source);
+
+ private:
+  // Get the horizontal distance of the start of the text from the left of the
+  // control.
+  static int GetTextIndent();
+
+  DISALLOW_EVIL_CONSTRUCTORS(RadioButton);
+};
+
+}
+#endif // CHROME_VIEWS_RADIO_BUTTON_H__