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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 CHROME_BROWSER_GTK_RELOAD_BUTTON_GTK_H_
#define CHROME_BROWSER_GTK_RELOAD_BUTTON_GTK_H_
#pragma once
#include <gtk/gtk.h>
#include "app/gtk_signal.h"
#include "base/basictypes.h"
#include "base/timer.h"
#include "chrome/browser/gtk/custom_button.h"
#include "chrome/common/notification_observer.h"
#include "chrome/common/notification_registrar.h"
#include "chrome/common/owned_widget_gtk.h"
class Browser;
class GtkThemeProvider;
class LocationBarViewGtk;
class Task;
class ReloadButtonGtk : public NotificationObserver {
public:
enum Mode { MODE_RELOAD = 0, MODE_STOP };
ReloadButtonGtk(LocationBarViewGtk* location_bar, Browser* browser);
~ReloadButtonGtk();
GtkWidget* widget() const { return widget_.get(); }
// Ask for a specified button state. If |force| is true this will be applied
// immediately.
void ChangeMode(Mode mode, bool force);
// Provide NotificationObserver implementation.
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details);
private:
friend class ReloadButtonGtkPeer;
CHROMEGTK_CALLBACK_1(ReloadButtonGtk, gboolean, OnExpose, GdkEventExpose*);
CHROMEGTK_CALLBACK_1(ReloadButtonGtk, gboolean, OnLeaveNotify,
GdkEventCrossing*);
CHROMEGTK_CALLBACK_0(ReloadButtonGtk, void, OnClicked);
CHROMEGTK_CALLBACK_4(ReloadButtonGtk, gboolean, OnQueryTooltip, gint, gint,
gboolean, GtkTooltip*);
void SetToggled();
bool timer_running() const {
return timer_.IsRunning() || pretend_timer_is_running_for_unittest_;
}
void OnButtonTimer();
void UpdateThemeButtons();
// Used to listen for theme change notifications.
NotificationRegistrar registrar_;
LocationBarViewGtk* const location_bar_;
// Keep a pointer to the Browser object to execute commands on it.
Browser* const browser_;
// Delay time to wait before allowing a mode change. This is to prevent a
// mode switch while the user is double clicking.
int button_delay_;
base::OneShotTimer<ReloadButtonGtk> timer_;
bool pretend_timer_is_running_for_unittest_;
// The mode we should be in.
Mode intended_mode_;
// The currently-visible mode - this may different from the intended mode.
Mode visible_mode_;
GtkThemeProvider* theme_provider_;
CustomDrawButtonBase reload_;
CustomDrawButtonBase stop_;
CustomDrawHoverController hover_controller_;
OwnedWidgetGtk widget_;
DISALLOW_IMPLICIT_CONSTRUCTORS(ReloadButtonGtk);
};
#endif // CHROME_BROWSER_GTK_RELOAD_BUTTON_GTK_H_
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