Source/web/ValidationMessageClientImpl.h

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 */

#ifndef ValidationMessageClientImpl_h
#define ValidationMessageClientImpl_h

#include "core/page/ValidationMessageClient.h"
#include "platform/Timer.h"
#include "platform/geometry/IntRect.h"
#include "wtf/text/WTFString.h"

namespace WebCore {
class FrameView;
}

namespace WebKit {

class WebValidationMessageClient;
class WebViewImpl;

class ValidationMessageClientImpl : public WebCore::ValidationMessageClient {
public:
    static PassOwnPtr<ValidationMessageClientImpl> create(WebViewImpl&, WebValidationMessageClient*);
    virtual ~ValidationMessageClientImpl();

private:
    ValidationMessageClientImpl(WebViewImpl&, WebValidationMessageClient*);
    void checkAnchorStatus(WebCore::Timer<ValidationMessageClientImpl>*);
    WebCore::FrameView* currentView();

    virtual void showValidationMessage(const WebCore::Element& anchor, const String& message) OVERRIDE;
    virtual void hideValidationMessage(const WebCore::Element& anchor) OVERRIDE;
    virtual bool isValidationMessageVisible(const WebCore::Element& anchor) OVERRIDE;
    virtual void documentDetached(const WebCore::Document&) OVERRIDE;

    WebViewImpl& m_webView;
    WebValidationMessageClient* m_client;
    const WebCore::Element* m_currentAnchor;
    String m_message;
    WebCore::IntRect m_lastAnchorRectInScreen;
    float m_lastPageScaleFactor;
    double m_finishTime;
    WebCore::Timer<ValidationMessageClientImpl> m_timer;
};

}

#endif