524 lines
13 KiB
C++
524 lines
13 KiB
C++
/*=========================================================================
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Program: CMake - Cross-Platform Makefile Generator
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Module: $RCSfile$
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Language: C++
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Date: $Date$
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Version: $Revision$
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Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
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See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notices for more information.
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=========================================================================*/
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#include "QCMakeCacheView.h"
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#include <QToolButton>
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#include <QFileDialog>
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#include <QHBoxLayout>
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#include <QHeaderView>
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#include <QEvent>
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#include <QFileInfo>
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#include <QStyle>
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#include <QKeyEvent>
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#include <QMenu>
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#include <QDirModel>
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#include <QCompleter>
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static QRegExp AdvancedRegExp[2] = { QRegExp("(false)"), QRegExp("(true|false)") };
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// filter for searches
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class QCMakeSearchFilter : public QSortFilterProxyModel
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{
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public:
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QCMakeSearchFilter(QObject* o) : QSortFilterProxyModel(o) {}
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protected:
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bool filterAcceptsRow(int row, const QModelIndex& p) const
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{
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// accept row if either column matches
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QModelIndex idx0 = this->sourceModel()->index(row, 0, p);
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QModelIndex idx1 = this->sourceModel()->index(row, 1, p);
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QString str0 = this->sourceModel()->data(idx0).toString();
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QString str1 = this->sourceModel()->data(idx1).toString();
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return str0.contains(this->filterRegExp()) ||
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str1.contains(this->filterRegExp());
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}
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};
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QCMakeCacheView::QCMakeCacheView(QWidget* p)
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: QTableView(p), Init(false)
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{
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// hook up our model and search/filter proxies
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this->CacheModel = new QCMakeCacheModel(this);
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this->AdvancedFilter = new QSortFilterProxyModel(this);
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this->AdvancedFilter->setSourceModel(this->CacheModel);
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this->AdvancedFilter->setFilterRole(QCMakeCacheModel::AdvancedRole);
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this->AdvancedFilter->setFilterRegExp(AdvancedRegExp[0]);
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this->AdvancedFilter->setDynamicSortFilter(true);
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this->SearchFilter = new QCMakeSearchFilter(this);
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this->SearchFilter->setSourceModel(this->AdvancedFilter);
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this->SearchFilter->setFilterCaseSensitivity(Qt::CaseInsensitive);
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this->SearchFilter->setDynamicSortFilter(true);
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this->setModel(this->SearchFilter);
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// our delegate for creating our editors
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QCMakeCacheModelDelegate* delegate = new QCMakeCacheModelDelegate(this);
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this->setItemDelegate(delegate);
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this->setEditTriggers(QAbstractItemView::AllEditTriggers);
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// set up headers and sizes
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int h = 0;
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QFontMetrics met(this->font());
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h = qMax(met.height(), this->style()->pixelMetric(QStyle::PM_IndicatorHeight));
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this->verticalHeader()->setDefaultSectionSize(h + 4);
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this->horizontalHeader()->setStretchLastSection(true);
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this->verticalHeader()->hide();
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}
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void QCMakeCacheView::showEvent(QShowEvent* e)
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{
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if(!this->Init)
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{
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// initialize the table view column size
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int colWidth = this->columnWidth(0) + this->columnWidth(1);
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this->setColumnWidth(0, colWidth/2);
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this->setColumnWidth(1, colWidth/2);
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this->Init = true;
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}
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return QTableView::showEvent(e);
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}
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QCMakeCacheModel* QCMakeCacheView::cacheModel() const
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{
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return this->CacheModel;
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}
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QModelIndex QCMakeCacheView::moveCursor(CursorAction act,
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Qt::KeyboardModifiers mod)
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{
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// tab through values only (not names)
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QModelIndex current = this->currentIndex();
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if(act == MoveNext)
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{
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if(!current.isValid())
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{
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return this->model()->index(0, 1);
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}
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else if(current.column() == 0)
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{
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return this->model()->index(current.row(), 1);
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}
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else
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{
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return this->model()->index(current.row()+1, 1);
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}
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}
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else if(act == MovePrevious)
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{
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if(!current.isValid())
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{
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return this->model()->index(0, 1);
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}
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else
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{
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return this->model()->index(current.row()-1, 1);
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}
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}
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return QTableView::moveCursor(act, mod);
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}
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void QCMakeCacheView::setShowAdvanced(bool s)
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{
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this->AdvancedFilter->setFilterRegExp(
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s ? AdvancedRegExp[1] : AdvancedRegExp[0]);
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}
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bool QCMakeCacheView::showAdvanced() const
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{
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return this->AdvancedFilter->filterRegExp() == AdvancedRegExp[1];
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}
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void QCMakeCacheView::setSearchFilter(const QString& s)
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{
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this->SearchFilter->setFilterFixedString(s);
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}
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QCMakeCacheModel::QCMakeCacheModel(QObject* p)
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: QAbstractTableModel(p),
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NewCount(0), EditEnabled(true)
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{
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}
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QCMakeCacheModel::~QCMakeCacheModel()
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{
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}
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static uint qHash(const QCMakeCacheProperty& p)
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{
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return qHash(p.Key);
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}
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void QCMakeCacheModel::clear()
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{
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this->setProperties(QCMakeCachePropertyList());
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}
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void QCMakeCacheModel::setProperties(const QCMakeCachePropertyList& props)
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{
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QSet<QCMakeCacheProperty> newProps = props.toSet();
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QSet<QCMakeCacheProperty> newProps2 = props.toSet();
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QSet<QCMakeCacheProperty> oldProps = this->Properties.toSet();
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oldProps.intersect(newProps);
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newProps.subtract(oldProps);
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newProps2.subtract(newProps);
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this->NewCount = newProps.count();
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this->Properties.clear();
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this->Properties = newProps.toList();
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qSort(this->Properties);
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QCMakeCachePropertyList tmp = newProps2.toList();
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qSort(tmp);
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this->Properties += tmp;
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this->reset();
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}
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QCMakeCachePropertyList QCMakeCacheModel::properties() const
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{
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return this->Properties;
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}
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void QCMakeCacheModel::setEditEnabled(bool e)
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{
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this->EditEnabled = e;
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}
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bool QCMakeCacheModel::editEnabled() const
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{
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return this->EditEnabled;
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}
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int QCMakeCacheModel::newCount() const
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{
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return this->NewCount;
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}
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int QCMakeCacheModel::columnCount (const QModelIndex& /*p*/ ) const
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{
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return 2;
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}
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QVariant QCMakeCacheModel::data (const QModelIndex& idx, int role) const
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{
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if(idx.column() == 0 && (role == Qt::DisplayRole || role == Qt::EditRole))
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{
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return this->Properties[idx.row()].Key;
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}
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else if(idx.column() == 0 && role == Qt::ToolTipRole)
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{
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return this->data(idx, Qt::DisplayRole).toString() + "\n" +
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this->data(idx, QCMakeCacheModel::HelpRole).toString();
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}
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else if(idx.column() == 1 && (role == Qt::DisplayRole || role == Qt::EditRole))
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{
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if(this->Properties[idx.row()].Type != QCMakeCacheProperty::BOOL)
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{
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return this->Properties[idx.row()].Value;
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}
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}
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else if(idx.column() == 1 && role == Qt::CheckStateRole)
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{
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if(this->Properties[idx.row()].Type == QCMakeCacheProperty::BOOL)
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{
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return this->Properties[idx.row()].Value.toBool() ? Qt::Checked : Qt::Unchecked;
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}
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}
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else if(role == QCMakeCacheModel::HelpRole)
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{
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return this->Properties[idx.row()].Help;
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}
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else if(role == QCMakeCacheModel::TypeRole)
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{
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return this->Properties[idx.row()].Type;
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}
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else if(role == QCMakeCacheModel::AdvancedRole)
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{
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return this->Properties[idx.row()].Advanced;
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}
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else if(role == Qt::BackgroundRole && idx.row()+1 <= this->NewCount)
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{
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return QBrush(QColor(255,100,100));
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}
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return QVariant();
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}
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QModelIndex QCMakeCacheModel::parent (const QModelIndex& /*idx*/) const
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{
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return QModelIndex();
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}
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int QCMakeCacheModel::rowCount (const QModelIndex& p) const
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{
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if(p.isValid())
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{
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return 0;
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}
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return this->Properties.count();
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}
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QVariant QCMakeCacheModel::headerData (int section, Qt::Orientation orient, int role) const
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{
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// return header labels
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if(role == Qt::DisplayRole && orient == Qt::Horizontal)
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{
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return section == 0 ? "Name" : "Value";
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}
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return QVariant();
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}
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Qt::ItemFlags QCMakeCacheModel::flags (const QModelIndex& idx) const
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{
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Qt::ItemFlags f = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
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// all column 1's are editable
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if(idx.column() == 1 && this->EditEnabled)
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{
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f |= Qt::ItemIsEditable;
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// booleans are editable in place
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if(this->Properties[idx.row()].Type == QCMakeCacheProperty::BOOL)
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{
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f |= Qt::ItemIsUserCheckable;
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}
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}
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return f;
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}
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bool QCMakeCacheModel::setData (const QModelIndex& idx, const QVariant& value, int role)
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{
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if(idx.column() == 0 && (role == Qt::DisplayRole || role == Qt::EditRole))
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{
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this->Properties[idx.row()].Key = value.toString();
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emit this->dataChanged(idx, idx);
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}
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else if(idx.column() == 1 && (role == Qt::DisplayRole || role == Qt::EditRole))
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{
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this->Properties[idx.row()].Value = value.toString();
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emit this->dataChanged(idx, idx);
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}
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else if(idx.column() == 1 && (role == Qt::CheckStateRole))
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{
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this->Properties[idx.row()].Value = value.toInt() == Qt::Checked;
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emit this->dataChanged(idx, idx);
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}
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else if(role == QCMakeCacheModel::HelpRole)
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{
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this->Properties[idx.row()].Help = value.toString();
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emit this->dataChanged(idx, idx);
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}
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else if(role == QCMakeCacheModel::TypeRole)
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{
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this->Properties[idx.row()].Type = static_cast<QCMakeCacheProperty::PropertyType>(value.toInt());
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}
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else if(role == QCMakeCacheModel::AdvancedRole)
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{
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this->Properties[idx.row()].Advanced = value.toBool();
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}
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return false;
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}
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QModelIndex QCMakeCacheModel::buddy(const QModelIndex& idx) const
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{
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if(idx.column() == 0)
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{
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if(this->Properties[idx.row()].Type != QCMakeCacheProperty::BOOL)
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{
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return this->index(idx.row(), 1);
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}
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}
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return idx;
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}
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bool QCMakeCacheModel::removeRows(int row, int num, const QModelIndex&)
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{
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if(row < 0 || row+num > this->Properties.count())
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{
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return false;
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}
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this->beginRemoveRows(QModelIndex(), row, row+num-1);
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for(int i=0; i<num; i++)
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{
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this->Properties.removeAt(row);
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if(this->NewCount >= row+1)
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{
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this->NewCount--;
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}
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}
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this->endRemoveRows();
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return true;
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}
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bool QCMakeCacheModel::insertRows(int row, int num, const QModelIndex&)
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{
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if(row < 0)
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row = 0;
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if(row > this->rowCount())
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row = this->rowCount();
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this->beginInsertRows(QModelIndex(), row, row+num-1);
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for(int i=0; i<num; i++)
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{
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this->Properties.insert(row+i, QCMakeCacheProperty());
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if(this->NewCount >= row)
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{
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this->NewCount++;
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}
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}
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this->endInsertRows();
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return true;
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}
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QCMakeCacheModelDelegate::QCMakeCacheModelDelegate(QObject* p)
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: QItemDelegate(p)
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{
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}
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QWidget* QCMakeCacheModelDelegate::createEditor(QWidget* p,
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const QStyleOptionViewItem&, const QModelIndex& idx) const
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{
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QVariant type = idx.data(QCMakeCacheModel::TypeRole);
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if(type == QCMakeCacheProperty::BOOL)
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{
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return NULL;
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}
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else if(type == QCMakeCacheProperty::PATH)
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{
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return new QCMakeCachePathEditor(p);
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}
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else if(type == QCMakeCacheProperty::FILEPATH)
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{
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return new QCMakeCacheFilePathEditor(p);
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}
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return new QLineEdit(p);
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}
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bool QCMakeCacheModelDelegate::editorEvent(QEvent* e, QAbstractItemModel* model,
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const QStyleOptionViewItem& option, const QModelIndex& index)
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{
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Qt::ItemFlags flags = model->flags(index);
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if (!(flags & Qt::ItemIsUserCheckable) || !(option.state & QStyle::State_Enabled)
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|| !(flags & Qt::ItemIsEnabled))
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{
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return false;
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}
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QVariant value = index.data(Qt::CheckStateRole);
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if (!value.isValid())
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{
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return false;
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}
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if ((e->type() == QEvent::MouseButtonRelease)
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|| (e->type() == QEvent::MouseButtonDblClick))
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{
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// eat the double click events inside the check rect
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if (e->type() == QEvent::MouseButtonDblClick)
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{
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return true;
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}
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}
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else if (e->type() == QEvent::KeyPress)
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{
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if(static_cast<QKeyEvent*>(e)->key() != Qt::Key_Space &&
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static_cast<QKeyEvent*>(e)->key() != Qt::Key_Select)
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{
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return false;
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}
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}
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else
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{
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return false;
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}
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Qt::CheckState state = (static_cast<Qt::CheckState>(value.toInt()) == Qt::Checked
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? Qt::Unchecked : Qt::Checked);
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return model->setData(index, state, Qt::CheckStateRole);
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}
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QCMakeCacheFileEditor::QCMakeCacheFileEditor(QWidget* p)
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: QLineEdit(p)
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{
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// this *is* instead of has a line edit so QAbstractItemView
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// doesn't get confused with what the editor really is
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this->setContentsMargins(0, 0, 0, 0);
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this->ToolButton = new QToolButton(this);
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this->ToolButton->setText("...");
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this->ToolButton->setCursor(QCursor(Qt::ArrowCursor));
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QObject::connect(this->ToolButton, SIGNAL(clicked(bool)),
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this, SLOT(chooseFile()));
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}
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QCMakeCacheFilePathEditor::QCMakeCacheFilePathEditor(QWidget* p)
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: QCMakeCacheFileEditor(p)
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{
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QCompleter* comp = new QCompleter(this);
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QDirModel* model = new QDirModel(comp);
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comp->setModel(model);
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this->setCompleter(comp);
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}
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QCMakeCachePathEditor::QCMakeCachePathEditor(QWidget* p)
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: QCMakeCacheFileEditor(p)
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{
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QCompleter* comp = new QCompleter(this);
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QDirModel* model = new QDirModel(comp);
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model->setFilter(QDir::AllDirs | QDir::Drives);
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comp->setModel(model);
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this->setCompleter(comp);
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}
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void QCMakeCacheFileEditor::resizeEvent(QResizeEvent* e)
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{
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// make the tool button fit on the right side
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int h = e->size().height();
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this->ToolButton->resize(h, h);
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this->ToolButton->move(this->width() - h, 0);
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this->setContentsMargins(0, 0, h, 0);
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}
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void QCMakeCacheFilePathEditor::chooseFile()
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{
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// choose a file and set it
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QString path;
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QFileInfo info(this->text());
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path = QFileDialog::getOpenFileName(this, tr("Select File"),
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info.absolutePath());
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if(!path.isEmpty())
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{
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this->setText(path);
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}
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}
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void QCMakeCachePathEditor::chooseFile()
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{
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// choose a file and set it
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QString path;
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path = QFileDialog::getExistingDirectory(this, tr("Select Path"),
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this->text());
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if(!path.isEmpty())
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{
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this->setText(path);
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}
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}
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