DockSplitter.cpp

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
** 
** 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 2.1 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, see <http://www.gnu.org/licenses/>.
******************************************************************************/
 
 
//============================================================================
//============================================================================
 
//============================================================================
//                                   INCLUDES
//============================================================================
#include "DockSplitter.h"
 
#include <QDebug>
#include <QChildEvent>
 
#include "DockAreaWidget.h"
 
namespace ads
{
struct DockSplitterPrivate
{
        CDockSplitter* _this;
        int VisibleContentCount = 0;
 
        DockSplitterPrivate(CDockSplitter* _public) : _this(_public) {}
};
 
//============================================================================
CDockSplitter::CDockSplitter(QWidget *parent)
        : QSplitter(parent),
          d(new DockSplitterPrivate(this))
{
        setProperty("ads-splitter", true);
        setChildrenCollapsible(false);
}
 
 
//============================================================================
CDockSplitter::CDockSplitter(Qt::Orientation orientation, QWidget *parent)
        : QSplitter(orientation, parent),
          d(new DockSplitterPrivate(this))
{
 
}
 
//============================================================================
CDockSplitter::~CDockSplitter()
{
    ADS_PRINT("~CDockSplitter");
        delete d;
}
 
 
//============================================================================
bool CDockSplitter::hasVisibleContent() const
{
        // TODO Cache or precalculate this to speed up
        for (int i = 0; i < count(); ++i)
        {
                if (!widget(i)->isHidden())
                {
                        return true;
                }
        }
 
        return false;
}
 
 
//============================================================================
QWidget* CDockSplitter::firstWidget() const
{
        return (count() > 0) ? widget(0) : nullptr;
}
 
 
//============================================================================
QWidget* CDockSplitter::lastWidget() const
{
        return (count() > 0) ? widget(count() - 1) : nullptr;
}
 
//============================================================================
bool CDockSplitter::isResizingWithContainer() const
{
    for (auto area : findChildren<CDockAreaWidget*>())
    {
        if(area->isCentralWidgetArea())
        {
            return true;
        }
    }
 
    return false;
}
 
} // namespace ads
 
//---------------------------------------------------------------------------
// EOF DockSplitter.cpp