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// Copyright (c) 2009 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_CUSTOM_BUTTON_H_
#define CHROME_BROWSER_GTK_CUSTOM_BUTTON_H_
#include <gtk/gtk.h>
#include <string>
#include "base/scoped_ptr.h"
class NineBox;
// These classes implement two kinds of custom-drawn buttons. They're
// used on the toolbar and the bookmarks bar.
// CustomDrawButton is a plain button where all its various states are drawn
// with static images.
class CustomDrawButton {
public:
// The constructor takes 4 resource ids. If a resource doesn't exist for a
// button, pass in 0.
CustomDrawButton(int normal_id,
int active_id,
int highlight_id,
int depressed_id);
explicit CustomDrawButton(const std::string& filename);
~CustomDrawButton();
GtkWidget* widget() const { return widget_; }
private:
// Callback for expose, used to draw the custom graphics.
static gboolean OnExpose(GtkWidget* widget, GdkEventExpose* e,
CustomDrawButton* obj);
// The actual button widget.
GtkWidget* widget_;
// We store one GdkPixbuf* for each possible state of the button;
// INSENSITIVE is the last available state;
GdkPixbuf* pixbufs_[GTK_STATE_INSENSITIVE + 1];
};
// CustomContainerButton wraps another widget and uses a NineBox of
// images to draw a highlight around the edges when you mouse over it.
class CustomContainerButton {
public:
CustomContainerButton();
~CustomContainerButton();
GtkWidget* widget() const { return widget_; }
private:
// Callback for expose, used to draw the custom graphics.
static gboolean OnExpose(GtkWidget* widget, GdkEventExpose* e,
CustomContainerButton* obj);
// The button widget.
GtkWidget* widget_;
// The theme graphics for when the mouse is over the button.
scoped_ptr<NineBox> nine_box_prelight_;
// The theme graphics for when the button is clicked.
scoped_ptr<NineBox> nine_box_active_;
};
#endif // CHROME_BROWSER_GTK_CUSTOM_BUTTON_H_
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