// -*- mode: c++; c-basic-offset: 4 -*-

/*

 * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Library General Public

 * License as published by the Free Software Foundation; either

 * version 2 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Library General Public License for more details.

 *

 * You should have received a copy of the GNU Library General Public License

 * along with this library; see the file COPYING.LIB.  If not, write to

 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,

 * Boston, MA 02110-1301, USA.

 */

#ifndef Chrome_h

#define Chrome_h

#include "FocusDirection.h"

#include <wtf/Forward.h>

#include <wtf/RefPtr.h>

#if PLATFORM(MAC)

#ifndef __OBJC__

class NSView;

#endif

#endif

namespace WebCore {

    class ChromeClient;

    class ContextMenu;

    class FloatRect;

    class Frame;

    class HitTestResult;

    class IntRect;

    class Page;

    class String;

    struct FrameLoadRequest;

    enum MessageSource {

        HTMLMessageSource,

        XMLMessageSource,

        JSMessageSource,

        CSSMessageSource,

        OtherMessageSource

    };

    enum MessageLevel {

        ErrorMessageLevel,

        InfoMessageLevel,

        WarningMessageLevel,

        LogMessageLevel,

        DebugMessageLevel,

        AssertMessageLevel

    };

    class Chrome {

    public:

        Chrome(Page*, ChromeClient*);

        ~Chrome();

        ChromeClient* client() { return m_client; }

        void setWindowRect(const FloatRect&) const;

        FloatRect windowRect() const;

        FloatRect pageRect() const;

        float scaleFactor();

        void focus() const;

        void unfocus() const;

        bool canTakeFocus(FocusDirection) const;

        void takeFocus(FocusDirection) const;

        Page* createWindow(Frame*, const FrameLoadRequest&) const;

        Page* createModalDialog(Frame*, const FrameLoadRequest&) const;

        void show() const;

        bool canRunModal() const;

        bool canRunModalNow() const;

        void runModal() const;

        void setToolbarsVisible(bool) const;

        bool toolbarsVisible() const;

        void setStatusbarVisible(bool) const;

        bool statusbarVisible() const;

        void setScrollbarsVisible(bool) const;

        bool scrollbarsVisible() const;

        void setMenubarVisible(bool) const;

        bool menubarVisible() const;

        void setResizable(bool) const;

        void addMessageToConsole(MessageSource, MessageLevel, const String& message, unsigned lineNumber, const String& sourceID);

        bool canRunBeforeUnloadConfirmPanel();

        bool runBeforeUnloadConfirmPanel(const String& message, Frame* frame);

        void closeWindowSoon();

        void runJavaScriptAlert(Frame*, const String&);

        bool runJavaScriptConfirm(Frame*, const String&);

        bool runJavaScriptPrompt(Frame*, const String& message, const String& defaultValue, String& result);                

        void setStatusbarText(Frame*, const String&);

        bool shouldInterruptJavaScript();

        IntRect windowResizerRect() const;

        void addToDirtyRegion(const IntRect&);

        void scrollBackingStore(int dx, int dy, const IntRect& scrollViewRect, const IntRect& clipRect);

        void updateBackingStore();

        void mouseDidMoveOverElement(const HitTestResult&, unsigned modifierFlags);

        void setToolTip(const HitTestResult&);

        void print(Frame*);

#if PLATFORM(MAC)

        void focusNSView(NSView*);

#endif

#if PLATFORM(SYMBIAN)

    void setElementVisibilityChanged(bool visibility);

    void wait(double t);

#endif

    private:

        Page* m_page;

        ChromeClient* m_client;

    };

}

#endif // Chrome_h