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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_BUTTON_NATIVE_BUTTON_GTK_H_
#define VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_GTK_H_
#pragma once
#include "app/gtk_signal.h"
#include "views/controls/button/native_button_wrapper.h"
#include "views/controls/native_control_gtk.h"
namespace views {
// A View that hosts a native GTK button.
class NativeButtonGtk : public NativeControlGtk, public NativeButtonWrapper {
public:
explicit NativeButtonGtk(NativeButton* native_button);
virtual ~NativeButtonGtk();
// Overridden from NativeButtonWrapper:
virtual void UpdateLabel();
virtual void UpdateFont();
virtual void UpdateEnabled();
virtual void UpdateDefault();
virtual View* GetView();
virtual void SetFocus();
virtual bool UsesNativeLabel() const;
virtual bool UsesNativeRadioButtonGroup() const;
virtual gfx::NativeView GetTestingHandle() const;
// Overridden from View:
virtual gfx::Size GetPreferredSize();
protected:
CHROMEG_CALLBACK_0(NativeButtonGtk, void, CallClicked, GtkButton*);
virtual void CreateNativeControl();
virtual void NativeControlCreated(GtkWidget* widget);
// Invoked when the user clicks on the button.
virtual void OnClicked();
// The NativeButton we are bound to.
NativeButton* native_button_;
private:
// The preferred size from the last size_request. We save this until we are
// notified that data may have caused the preferred size to change because
// otherwise it seems every time we call gtk_widget_size_request the size
// returned is a little larger (?!).
gfx::Size preferred_size_;
DISALLOW_COPY_AND_ASSIGN(NativeButtonGtk);
};
// A View that hosts a native Gtk checkbox button.
class NativeCheckboxGtk : public NativeButtonGtk {
public:
explicit NativeCheckboxGtk(Checkbox* checkbox);
protected:
// Update checkbox's check state.
void SyncCheckState();
private:
// Return Checkbox we are bound to.
Checkbox* checkbox();
virtual void CreateNativeControl();
// Invoked when the user clicks on the button.
virtual void OnClicked();
// Overidden from NativeButtonWrapper
virtual void UpdateChecked();
virtual void UpdateDefault();
// A flag to prevent OnClicked event when updating
// gtk control via API gtk_toggle_button_set_active.
bool deliver_click_event_;
DISALLOW_COPY_AND_ASSIGN(NativeCheckboxGtk);
};
// A View that hosts a native Gtk radio button.
class NativeRadioButtonGtk : public NativeCheckboxGtk {
public:
explicit NativeRadioButtonGtk(RadioButton* radio_button);
virtual ~NativeRadioButtonGtk();
protected:
// Overridden from NativeCheckboxGtk.
virtual void CreateNativeControl();
// Overridden from NativeControlGtk.
virtual void ViewHierarchyChanged(bool is_add, View *parent, View *child);
private:
static void CallToggled(GtkButton* widget, NativeRadioButtonGtk* button);
// Return RadioButton we are bound to.
RadioButton* radio_button();
// Set the gtk radio button's group to that of given wrapper's gruop.
void SetGroupFrom(NativeButtonWrapper* wrapper);
// Invoked when the radio button's state is changed.
void OnToggled();
DISALLOW_COPY_AND_ASSIGN(NativeRadioButtonGtk);
};
} // namespace views
#endif // VIEWS_CONTROLS_BUTTON_NATIVE_BUTTON_GTK_H_
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