kwqcheckbox.cpp

手机浏览器源码程序,功能强大

/*
 * Copyright (C) 2003 Apple Computer, Inc.  All rights reserved.
 * Portions Copyright (c) 2005 Nokia Corporation, 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 COMPUTER, INC. ``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 COMPUTER, INC. OR
 * 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 LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#include "KWQCheckBox.h"

#include "WebCoreBridge.h"
#include "WebCoreFormControlFactory.h"


QCheckBox::QCheckBox(QWidget *w)
    : m_stateChanged(this, SIGNAL(stateChanged(int)))
{
	m_checkBoxWidget = TWebCoreFormControlFactory::Factory()->ConstructCheckBox();
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->SetEventHandler(this);
		setView(m_checkBoxWidget);
	}
}

QCheckBox::~QCheckBox()
{
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->Close();
	}
}

QSize QCheckBox::sizeHint() const
{
	if(m_checkBoxWidget)
	{
		//TSize size = m_ButtonWidget->ContentSize();
		TSize size = m_checkBoxWidget->SizeHint();
		return QSize(size);
	}
	return QSize(0,0);
}

QRect QCheckBox::frameGeometry() const
{
	if(m_checkBoxWidget)
	{
		return QRect(m_checkBoxWidget->Rect());
	}
	return QRect();
}

void QCheckBox::setFrameGeometry(const QRect &r)
{
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->SetRect(r.Rect());
	}
}

void QCheckBox::setChecked(bool aChecked)
{
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->SetChecked(aChecked);
	}
}

bool QCheckBox::isChecked()
{
	if(m_checkBoxWidget)
	{
		return m_checkBoxWidget->IsChecked();
	}
	return false;
}

void QCheckBox::click(bool sendMouseEvents)
  {
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->SetChecked(!m_checkBoxWidget->IsChecked());
		clicked();
	}
  }
void QCheckBox::clicked()
{
    // Note that it's important to give the stateChanged signal before
    // the clicked signal so that the corresponding JavaScript messages
    // go in the right order. A test for this at the time of this writing
    // was the languages radio buttons and check boxes at google.com prefs.

    //Call state changed with the new value of the state
    // ie if the checkbox is checked send 0 (the new state is unchecked)
    //if the checkbos is unchecked send 2
    m_stateChanged.call(isChecked() ? 0 : 2);
    QButton::clicked();
}

int QCheckBox::baselinePosition(int height) const
{
    return height;
}

void QCheckBox::HandleEvent(TEvent aEvent)
{
	clicked();
}

void QCheckBox::paint(QPainter *aPainter, const QRect &aRect)
{
	TRect rect = aRect.Rect();
	if(m_checkBoxWidget)
	{
		m_checkBoxWidget->Draw(aPainter->Gc(), rect);
	}
}