pxmlw6n2f/Gazebo_Distributed_TCP/gazebo/gui/qtpropertybrowser/qtbuttonpropertybrowser.h

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5.1 KiB
C++

/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of a Qt Solutions component.
**
** You may use this file under the terms of the BSD license as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * 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.
** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
** the names of its contributors may be used to endorse or promote
** products derived from this software without specific prior written
** permission.
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
** OWNER 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,
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** 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."
**
****************************************************************************/
#pragma GCC system_header
#ifndef QTBUTTONPROPERTYBROWSER_H
#define QTBUTTONPROPERTYBROWSER_H
#include <QtGui/QToolButton>
#include <QtGui/QLabel>
#include <QtGui/QGridLayout>
#include "qtpropertybrowser.h"
#if QT_VERSION >= 0x040400
QT_BEGIN_NAMESPACE
#endif
class QtButtonPropertyBrowserPrivate;
class QT_QTPROPERTYBROWSER_EXPORT QtButtonPropertyBrowser
: public QtAbstractPropertyBrowser
{
Q_OBJECT
public:
explicit QtButtonPropertyBrowser(QWidget *parent = 0);
~QtButtonPropertyBrowser();
void setExpanded(QtBrowserItem *item, bool expanded);
bool isExpanded(QtBrowserItem *item) const;
Q_SIGNALS:
void collapsed(QtBrowserItem *item);
void expanded(QtBrowserItem *item);
protected:
virtual void itemInserted(QtBrowserItem *item, QtBrowserItem *afterItem);
virtual void itemRemoved(QtBrowserItem *item);
virtual void itemChanged(QtBrowserItem *item);
private:
QtButtonPropertyBrowserPrivate *d_ptr;
Q_DECLARE_PRIVATE(QtButtonPropertyBrowser)
Q_DISABLE_COPY(QtButtonPropertyBrowser)
Q_PRIVATE_SLOT(d_func(), void slotUpdate())
Q_PRIVATE_SLOT(d_func(), void slotEditorDestroyed())
Q_PRIVATE_SLOT(d_func(), void slotToggled(bool))
};
class QtButtonPropertyBrowserPrivate
{
QtButtonPropertyBrowser *q_ptr;
Q_DECLARE_PUBLIC(QtButtonPropertyBrowser)
public:
explicit QtButtonPropertyBrowserPrivate()
: q_ptr(NULL), m_mainLayout(NULL)
{}
void init(QWidget *parent);
void propertyInserted(QtBrowserItem *index, QtBrowserItem *afterIndex);
void propertyRemoved(QtBrowserItem *index);
void propertyChanged(QtBrowserItem *index);
QWidget *createEditor(QtProperty *property, QWidget *parent) const
{ return q_ptr->createEditor(property, parent); }
void slotEditorDestroyed();
void slotUpdate();
void slotToggled(bool checked);
struct WidgetItem
{
WidgetItem() : widget(0), label(0), widgetLabel(0),
button(0), container(0), layout(0), /*line(0), */parent(0),
expanded(false) { }
QWidget *widget; // can be null
QLabel *label; // main label with property name
QLabel *widgetLabel;
QToolButton *button; // expandable button for items with children
QWidget *container;
QGridLayout *layout; // layout in container
WidgetItem *parent;
QList<WidgetItem *> children;
bool expanded;
};
private:
void updateLater();
void updateItem(WidgetItem *item);
void insertRow(QGridLayout *layout, int row) const;
void removeRow(QGridLayout *layout, int row) const;
int gridRow(WidgetItem *item) const;
int gridSpan(WidgetItem *item) const;
void setExpanded(WidgetItem *item, bool expanded);
QToolButton *createButton(QWidget *panret = 0) const;
QMap<QtBrowserItem *, WidgetItem *> m_indexToItem;
QMap<WidgetItem *, QtBrowserItem *> m_itemToIndex;
QMap<QWidget *, WidgetItem *> m_widgetToItem;
QMap<QObject *, WidgetItem *> m_buttonToItem;
QGridLayout *m_mainLayout;
QList<WidgetItem *> m_children;
QList<WidgetItem *> m_recreateQueue;
};
#if QT_VERSION >= 0x040400
QT_END_NAMESPACE
#endif
#endif