cxDockWidgets.cpp

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#include "cxDockWidgets.h"
#include <QDockWidget>
#include <QMainWindow>
#include <QScrollArea>
#include <iostream>

namespace cx
{

DockWidgets::DockWidgets(QMainWindow* parent) :
        mParent(parent)
{

}

QDockWidget* DockWidgets::addAsDockWidget(QWidget* widget, QString groupname)
{
        QDockWidget* dockWidget = this->createDockWidget(widget);
//      QMainWindow::addDockWidget(Qt::LeftDockWidgetArea, dockWidget);

        this->tabifyWidget(dockWidget);

        mDockWidgets.insert(dockWidget);
        dockWidget->setVisible(false); // default visibility
//      this->restoreDockWidget(dockWidget); // restore if added after construction

        //    this->addToWidgetGroupMap(dockWidget->toggleViewAction(), groupname);
        return dockWidget;
}

QDockWidget* DockWidgets::createDockWidget(QWidget* widget)
{
                QScrollArea* scroller = this->addVerticalScroller(widget);
                QDockWidget* dockWidget = new QDockWidget(widget->windowTitle(), mParent);
                connect(widget, &QWidget::windowTitleChanged, this, &DockWidgets::onConsoleWindowTitleChanged);
                dockWidget->setObjectName(widget->objectName() + "DockWidget");
                dockWidget->setFocusPolicy(Qt::StrongFocus); // we really want to focus on the embedded widget, see focusInsideDockWidget()
                dockWidget->setWidget(scroller);
                return dockWidget;
}

void DockWidgets::onConsoleWindowTitleChanged(const QString & title)
{
        QWidget* widget = dynamic_cast<QWidget*>(sender());

        for (int i=0; i<3; ++i)
        {
                if (!widget)
                        return;
                QDockWidget* dockWidget = dynamic_cast<QDockWidget*>(widget);
                if (dockWidget)
                {
                        dockWidget->setWindowTitle(title);
                        return;
                }
                widget = widget->parentWidget();
        }
}

QScrollArea* DockWidgets::addVerticalScroller(QWidget *widget)
{
                QScrollArea* scroller = new QScrollArea(NULL);
                scroller->setWidget(widget);
                widget->setParent(scroller);
                scroller->setWidgetResizable(true);
                scroller->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
                QSizePolicy policy = scroller->sizePolicy();
                policy.setHorizontalPolicy(QSizePolicy::Minimum);
                scroller->setSizePolicy(policy);
                return scroller;
}

void DockWidgets::tabifyWidget(QDockWidget* dockWidget)
{
                for (std::set<QDockWidget*>::iterator iter = mDockWidgets.begin(); iter != mDockWidgets.end(); ++iter)
                {
                                if (mParent->dockWidgetArea(*iter) == Qt::LeftDockWidgetArea)
                                {
                                                mParent->tabifyDockWidget(*iter, dockWidget);
                                                break;
                                }
                }
}

void DockWidgets::erase(QDockWidget* dockWidget)
{
                this->mDockWidgets.erase(dockWidget);
}

void DockWidgets::toggleDebug(QAction* action, bool checked)
{
        for (std::set<QDockWidget*>::iterator iter = mDockWidgets.begin(); iter != mDockWidgets.end(); ++iter)
        {
                if (action == (*iter)->toggleViewAction())
                {
                        if (!checked)
                                (*iter)->hide();
                }
        }
}

void DockWidgets::hideAll()
{
        for (std::set<QDockWidget*>::iterator iter = mDockWidgets.begin(); iter != mDockWidgets.end(); ++iter)
                (*iter)->hide();
}

} // namespace cx