1 files changed, 74 insertions, 0 deletions
diff --git a/views/controls/button/button.h b/views/controls/button/button.h
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+++ b/views/controls/button/button.h
@@ -0,0 +1,74 @@
+// Copyright (c) 2006-2008 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 VIEWS_CONTROLS_BUTTON_BUTTON_H_
+#define VIEWS_CONTROLS_BUTTON_BUTTON_H_
+
+#include "views/view.h"
+
+namespace views {
+
+class Button;
+
+// An interface implemented by an object to let it know that a button was
+// pressed.
+class ButtonListener {
+ public:
+  virtual void ButtonPressed(Button* sender) = 0;
+};
+
+// A View representing a button. Depending on the specific type, the button
+// could be implemented by a native control or custom rendered.
+class Button : public View {
+ public:
+  virtual ~Button();
+
+  void SetTooltipText(const std::wstring& tooltip_text);
+
+  int tag() const { return tag_; }
+  void set_tag(int tag) { tag_ = tag; }
+
+  int mouse_event_flags() const { return mouse_event_flags_; }
+
+  // Overridden from View:
+  virtual bool GetTooltipText(int x, int y, std::wstring* tooltip);
+  virtual bool GetAccessibleKeyboardShortcut(std::wstring* shortcut);
+  virtual bool GetAccessibleName(std::wstring* name);
+  virtual bool GetAccessibleRole(AccessibilityTypes::Role* role);
+  virtual void SetAccessibleKeyboardShortcut(const std::wstring& shortcut);
+  virtual void SetAccessibleName(const std::wstring& name);
+
+ protected:
+  // Construct the Button with a Listener. The listener can be NULL. This can be
+  // true of buttons that don't have a listener - e.g. menubuttons where there's
+  // no default action and checkboxes.
+  explicit Button(ButtonListener* listener);
+
+  // Cause the button to notify the listener that a click occurred.
+  virtual void NotifyClick(int mouse_event_flags);
+
+  // The button's listener. Notified when clicked.
+  ButtonListener* listener_;
+
+ private:
+  // The text shown in a tooltip.
+  std::wstring tooltip_text_;
+
+  // Accessibility data.
+  std::wstring accessible_shortcut_;
+  std::wstring accessible_name_;
+
+  // The id tag associated with this button. Used to disambiguate buttons in
+  // the ButtonListener implementation.
+  int tag_;
+
+  // Event flags present when the button was clicked.
+  int mouse_event_flags_;
+
+  DISALLOW_COPY_AND_ASSIGN(Button);
+};
+
+}  // namespace views
+
+#endif  // VIEWS_CONTROLS_BUTTON_BUTTON_H_