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// Copyright (c) 2010 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_TABBED_PANE_H_
#define VIEWS_CONTROLS_TABBED_PANE_H_
#include "views/view.h"
namespace views {
class NativeTabbedPaneWrapper;
// The TabbedPane class is a view that shows tabs. When the user clicks on a
// tab, the associated view is displayed.
class TabbedPane : public View {
public:
TabbedPane();
virtual ~TabbedPane();
// An interface an object can implement to be notified about events within
// the TabbedPane.
class Listener {
public:
// Called when the tab at the specified |index| is selected by the user.
virtual void TabSelectedAt(int index) = 0;
};
void SetListener(Listener* listener);
// Returns the number of tabs.
int GetTabCount();
// Returns the index of the selected tab.
int GetSelectedTabIndex();
// Returns the contents of the selected tab.
View* GetSelectedTab();
// Adds a new tab at the end of this TabbedPane with the specified |title|.
// |contents| is the view displayed when the tab is selected and is owned by
// the TabbedPane.
void AddTab(const std::wstring& title, View* contents);
// Adds a new tab at the specified |index| with the specified |title|.
// |contents| is the view displayed when the tab is selected and is owned by
// the TabbedPane. If |select_if_first_tab| is true and the tabbed pane is
// currently empty, the new tab is selected. If you pass in false for
// |select_if_first_tab| you need to explicitly invoke SelectTabAt, otherwise
// the tabbed pane will not have a valid selection.
void AddTabAtIndex(int index,
const std::wstring& title,
View* contents,
bool select_if_first_tab);
// Removes the tab at the specified |index| and returns the associated content
// view. The caller becomes the owner of the returned view.
View* RemoveTabAtIndex(int index);
// Selects the tab at the specified |index|, which must be valid.
void SelectTabAt(int index);
Listener* listener() const { return listener_; }
// View overrides:
virtual void ViewHierarchyChanged(bool is_add, View* parent, View* child);
// Handles Ctrl+Tab and Ctrl+Shift+Tab navigation of pages.
virtual bool AcceleratorPressed(const views::Accelerator& accelerator);
virtual std::string GetClassName() const;
virtual void Layout();
virtual void Focus();
virtual void PaintFocusBorder(gfx::Canvas* canvas);
virtual bool GetAccessibleRole(AccessibilityTypes::Role* role);
virtual gfx::Size GetPreferredSize();
NativeTabbedPaneWrapper* native_wrapper() const {
return native_tabbed_pane_;
}
protected:
// The object that actually implements the tabbed-pane.
// Protected for tests access.
NativeTabbedPaneWrapper* native_tabbed_pane_;
private:
// The tabbed-pane's class name.
static const char kViewClassName[];
// Creates the native wrapper.
void CreateWrapper();
// We support Ctrl+Tab and Ctrl+Shift+Tab to navigate tabbed option pages.
void LoadAccelerators();
// The listener we notify about tab selection changes.
Listener* listener_;
DISALLOW_COPY_AND_ASSIGN(TabbedPane);
};
} // namespace views
#endif // VIEWS_CONTROLS_TABBED_PANE_H_
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