83 lines
2.0 KiB
C++
Executable File
83 lines
2.0 KiB
C++
Executable File
/**
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* @RDE_HEADER@
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* A QTreeView with some events catched
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* $Id$
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* $HeadURL$
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* $Author$
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*
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* Created by Mike Wille, SLSE, 2016-10-07
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*/
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#include "tree_view.h"
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#include <QGuiApplication>
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#include <QKeyEvent>
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namespace LtsDataView
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{
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// needed until QTBUG-78726 is fixed
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void TreeView::dataChanged(const QModelIndex &topLeft, const QModelIndex &bottomRight,
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const QVector<int> &roles)
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{
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QTreeView::dataChanged(topLeft, bottomRight, roles);
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if (!m_toolTipPos.isNull() && (roles.isEmpty() || roles.contains(Qt::ToolTipRole)))
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{
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if (viewport()->mapToGlobal(m_toolTipPos) != QCursor::pos())
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{
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m_toolTipPos = QPoint();
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return;
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}
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const QModelIndex index = indexAt(m_toolTipPos);
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if (index.row() >= topLeft.row() && index.row() <= bottomRight.row() &&
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index.column() >= topLeft.column() && index.column() <= bottomRight.column())
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{
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QHelpEvent he(QEvent::ToolTip, m_toolTipPos, viewport()->mapToGlobal(m_toolTipPos));
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QTreeView::viewportEvent(&he);
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m_toolTipPos = QPoint();
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}
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}
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}
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void TreeView::keyPressEvent(QKeyEvent *event)
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{
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if (QGuiApplication::keyboardModifiers() == Qt::ControlModifier
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&& event->key() == Qt::Key_C)
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emit signalCopyToClipBoard(); // queue !
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QTreeView::keyPressEvent(event);
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}
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bool TreeView::edit(const QModelIndex &index, EditTrigger trigger, QEvent *event)
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{
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if (trigger == QAbstractItemView::NoEditTriggers)
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{
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const QMouseEvent *me = dynamic_cast<QMouseEvent*>(event);
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if (me && me->buttons().testFlag(Qt::LeftButton))
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trigger = QAbstractItemView::AllEditTriggers;
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}
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return QTreeView::edit(index, trigger, event);
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}
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// needed until QTBUG-78726 is fixed
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bool TreeView::viewportEvent(QEvent *event)
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{
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bool ret = QTreeView::viewportEvent(event);
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if (event->type() == QEvent::ToolTip)
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{
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if (!ret)
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{
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QHelpEvent *he = static_cast<QHelpEvent*>(event);
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m_toolTipPos = he->pos();
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}
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else
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m_toolTipPos = QPoint();
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}
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return ret;
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}
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} // namespace LtsDataView
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