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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_GTK_THEME_PROVIDER_H_
#define CHROME_BROWSER_GTK_GTK_THEME_PROVIDER_H_
#include "chrome/browser/browser_theme_provider.h"
#include "skia/ext/skia_utils.h"
class Profile;
typedef struct _GtkStyle GtkStyle;
typedef struct _GtkWidget GtkWidget;
// Specialization of BrowserThemeProvider which supplies system colors.
class GtkThemeProvider : public BrowserThemeProvider {
public:
GtkThemeProvider();
virtual ~GtkThemeProvider();
// Overridden from BrowserThemeProvider:
//
// Sets that we aren't using the system theme, then calls
// BrowserThemeProvider's implementation.
virtual void SetTheme(Extension* extension);
virtual void UseDefaultTheme();
virtual void SetNativeTheme();
// Whether we should use the GTK system theme.
static bool UseSystemThemeGraphics(Profile* profile);
private:
// Load theme data from preferences, possibly picking colors from GTK.
virtual void LoadThemePrefs();
// Possibly creates a theme specific version of theme_toolbar_default.
// (minimally acceptable version right now, which is just a fill of the bg
// color; this should instead invoke gtk_draw_box(...) for complex theme
// engines.)
virtual SkBitmap* LoadThemeBitmap(int id);
// Handles signal from GTK that our theme has been changed.
static void OnStyleSet(GtkWidget* widget,
GtkStyle* previous_style,
GtkThemeProvider* provider);
void LoadGtkValues();
// Sets the underlying theme colors/tints from a GTK color.
void SetThemeColorFromGtk(const char* id, GdkColor* color);
void SetThemeTintFromGtk(const char* id, GdkColor* color,
const skia::HSL& default_tint);
// A GtkWidget that exists only so we can look at its properties (and take
// its colors).
GtkWidget* fake_window_;
};
#endif // CHROME_BROWSER_GTK_GTK_THEME_PROVIDER_H_
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