TouchEventHandler.h   [plain text]

/*
 * Copyright (C) 2010, 2011, 2012 Research In Motion Limited. All rights reserved.
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 */

#ifndef TouchEventHandler_h
#define TouchEventHandler_h

#include "ChromeClient.h"
#include "FatFingers.h"
#include "IntPoint.h"

#include <BlackBerryPlatformTouchEvent.h>

namespace BlackBerry {
namespace WebKit {

class WebPagePrivate;

class TouchEventHandler {
public:
    TouchEventHandler(WebPagePrivate* webpage);
    ~TouchEventHandler();

    void doFatFingers(const Platform::TouchPoint&);
    void handleTouchHold();
    void handleTouchPoint(const Platform::TouchPoint&, unsigned modifiers);
    void sendClickAtFatFingersPoint(unsigned modifiers = 0);

    const FatFingersResult& lastFatFingersResult() const { return m_lastFatFingersResult; }
    void cacheTextResult(FatFingersResult result) { m_lastTextResult = result; }
    void resetLastFatFingersResult() { m_lastFatFingersResult.reset(); }

    void playSoundIfAnchorIsTarget() const;

    void drawTapHighlight();

    // This value should reset to false on MouseReleased
    bool m_userTriggeredTouchPressOnTextInput;

private:
    void handleFatFingerPressed(bool shiftActive = false, bool altActive = false, bool ctrlActive = false);

private:
    WebPagePrivate* m_webPage;

    WebCore::TouchEventMode m_existingTouchMode;
    WebCore::IntPoint m_lastScreenPoint; // Screen Position
    FatFingersResult m_lastFatFingersResult;
    FatFingersResult m_lastTextResult;
    imf_sp_text_t m_spellCheckOptionRequest;
    bool m_shouldRequestSpellCheckOptions;

};

}
}

#endif // TouchEventHandler_h