signalsloteditor_tool.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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****************************************************************************/

#include "signalsloteditor_tool.h"
#include "signalsloteditor.h"

#include <QtDesigner/QtDesigner>

#include <QtGui/QAction>
#include <QtCore/qdebug.h>

SignalSlotEditorTool::SignalSlotEditorTool(QDesignerFormWindowInterface *formWindow, QObject *parent)
    : QDesignerFormWindowToolInterface(parent),
      m_formWindow(formWindow)
{
    m_action = new QAction(tr("Edit Signals/Slots"), this);
}

SignalSlotEditorTool::~SignalSlotEditorTool()
{
}

QDesignerFormEditorInterface *SignalSlotEditorTool::core() const
{
    return m_formWindow->core();
}

QDesignerFormWindowInterface *SignalSlotEditorTool::formWindow() const
{
    return m_formWindow;
}

bool SignalSlotEditorTool::handleEvent(QWidget *widget, QWidget *managedWidget, QEvent *event)
{
    Q_UNUSED(widget);
    Q_UNUSED(managedWidget);
    Q_UNUSED(event);

    return false;
}

QWidget *SignalSlotEditorTool::editor() const
{
    if (!m_editor) {
        Q_ASSERT(formWindow() != 0);
        m_editor = new qdesigner_internal::SignalSlotEditor(formWindow(), 0);
        connect(formWindow(), SIGNAL(mainContainerChanged(QWidget*)), m_editor, SLOT(setBackground(QWidget*)));
        connect(formWindow(), SIGNAL(changed()),
                m_editor, SLOT(updateBackground()));
    }

    return m_editor;
}

QAction *SignalSlotEditorTool::action() const
{
    return m_action;
}

void SignalSlotEditorTool::activated()
{
    m_editor->enableUpdateBackground(true);
}

void SignalSlotEditorTool::deactivated()
{
    m_editor->enableUpdateBackground(false);
}

void SignalSlotEditorTool::saveToDom(DomUI *ui, QWidget*)
{
    ui->setElementConnections(m_editor->toUi());
}

void SignalSlotEditorTool::loadFromDom(DomUI *ui, QWidget *mainContainer)
{
    m_editor->fromUi(ui->elementConnections(), mainContainer);
}