forked from qt-creator/qt-creator
31600758de
Change-Id: If18afb5d4665924e7d9250dccbc60a65e6daa75e Reviewed-by: Eike Ziller <eike.ziller@nokia.com>
109 lines
3.5 KiB
C++
109 lines
3.5 KiB
C++
/**************************************************************************
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**
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** This file is part of Qt Creator
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**
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
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**
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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**
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** GNU Lesser General Public License Usage
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**
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** This file may be used under the terms of the GNU Lesser General Public
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** License version 2.1 as published by the Free Software Foundation and
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** appearing in the file LICENSE.LGPL included in the packaging of this file.
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** Please review the following information to ensure the GNU Lesser General
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** Public License version 2.1 requirements will be met:
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** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights. These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** Other Usage
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**
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** Alternatively, this file may be used in accordance with the terms and
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** conditions contained in a signed written agreement between you and Nokia.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**************************************************************************/
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#include "widgethost.h"
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#include "formresizer.h"
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#include "widgethostconstants.h"
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#include <QtDesigner/QDesignerFormWindowInterface>
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#include <QtDesigner/QDesignerFormWindowCursorInterface>
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#include <QtGui/QPalette>
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#include <QtGui/QLayout>
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#include <QtGui/QFrame>
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#include <QtGui/QResizeEvent>
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#include <QtCore/QDebug>
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using namespace SharedTools;
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// ---------- WidgetHost
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WidgetHost::WidgetHost(QWidget *parent, QDesignerFormWindowInterface *formWindow) :
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QScrollArea(parent),
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m_formWindow(0),
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m_formResizer(new Internal::FormResizer)
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{
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setWidget(m_formResizer);
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// Re-set flag (gets cleared by QScrollArea): Make the resize grip of a mainwindow form find the resizer as resizable window.
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m_formResizer->setWindowFlags(m_formResizer->windowFlags() | Qt::SubWindow);
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setFormWindow(formWindow);
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}
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WidgetHost::~WidgetHost()
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{
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if (m_formWindow)
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delete m_formWindow;
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}
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void WidgetHost::setFormWindow(QDesignerFormWindowInterface *fw)
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{
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m_formWindow = fw;
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if (!fw)
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return;
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m_formResizer->setFormWindow(fw);
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setBackgroundRole(QPalette::Base);
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m_formWindow->setAutoFillBackground(true);
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m_formWindow->setBackgroundRole(QPalette::Background);
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connect(m_formResizer, SIGNAL(formWindowSizeChanged(QRect, QRect)),
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this, SLOT(fwSizeWasChanged(QRect, QRect)));
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}
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QSize WidgetHost::formWindowSize() const
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{
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if (!m_formWindow || !m_formWindow->mainContainer())
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return QSize();
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return m_formWindow->mainContainer()->size();
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}
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void WidgetHost::fwSizeWasChanged(const QRect &, const QRect &)
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{
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// newGeo is the mouse coordinates, thus moving the Right will actually emit wrong height
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emit formWindowSizeChanged(formWindowSize().width(), formWindowSize().height());
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}
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void WidgetHost::updateFormWindowSelectionHandles(bool active)
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{
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Internal::SelectionHandleState state = Internal::SelectionHandleOff;
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const QDesignerFormWindowCursorInterface *cursor = m_formWindow->cursor();
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if (cursor->isWidgetSelected(m_formWindow->mainContainer()))
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state = active ? Internal::SelectionHandleActive : Internal::SelectionHandleInactive;
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m_formResizer->setState(state);
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}
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QWidget *WidgetHost::integrationContainer() const
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{
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return m_formResizer;
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}
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