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64 lines
2.7 KiB
64 lines
2.7 KiB
/** |
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****************************************************************************** |
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* |
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* @file treewidgetcolumnstretcher.cpp |
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010. |
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* Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009. |
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* @brief |
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* @see The GNU Public License (GPL) Version 3 |
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* @defgroup |
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* @{ |
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* |
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*****************************************************************************/ |
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/* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 3 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, but |
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY |
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with this program; if not, write to the Free Software Foundation, Inc., |
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#include "treewidgetcolumnstretcher.h" |
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#include <QtGui/QTreeWidget> |
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#include <QtGui/QHideEvent> |
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#include <QtGui/QHeaderView> |
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using namespace Utils; |
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TreeWidgetColumnStretcher::TreeWidgetColumnStretcher(QTreeWidget *treeWidget, int columnToStretch) |
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: QObject(treeWidget->header()), m_columnToStretch(columnToStretch) |
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{ |
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parent()->installEventFilter(this); |
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QHideEvent fake; |
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TreeWidgetColumnStretcher::eventFilter(parent(), &fake); |
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} |
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bool TreeWidgetColumnStretcher::eventFilter(QObject *obj, QEvent *ev) |
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{ |
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if (obj == parent()) { |
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if (ev->type() == QEvent::Show) { |
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QHeaderView *hv = qobject_cast<QHeaderView*>(obj); |
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for (int i = 0; i < hv->count(); ++i) |
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hv->setResizeMode(i, QHeaderView::Interactive); |
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} else if (ev->type() == QEvent::Hide) { |
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QHeaderView *hv = qobject_cast<QHeaderView*>(obj); |
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for (int i = 0; i < hv->count(); ++i) |
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hv->setResizeMode(i, i == m_columnToStretch ? QHeaderView::Stretch : QHeaderView::ResizeToContents); |
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} else if (ev->type() == QEvent::Resize) { |
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QHeaderView *hv = qobject_cast<QHeaderView*>(obj); |
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if (hv->resizeMode(m_columnToStretch) == QHeaderView::Interactive) { |
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QResizeEvent *re = static_cast<QResizeEvent*>(ev); |
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int diff = re->size().width() - re->oldSize().width() ; |
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hv->resizeSection(m_columnToStretch, qMax(32, hv->sectionSize(1) + diff)); |
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} |
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} |
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} |
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return false; |
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}
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