635 lines
16 KiB
C++
635 lines
16 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 <QHBoxLayout>
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#include <QHeaderView>
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#include <QEvent>
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#include <QStyle>
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#include <QKeyEvent>
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#include <QSortFilterProxyModel>
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#include "QCMakeWidgets.h"
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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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QStringList strs;
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const QAbstractItemModel* m = this->sourceModel();
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QModelIndex idx = m->index(row, 0, p);
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// if there are no children, get strings for column 0 and 1
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if(!m->hasChildren(idx))
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{
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strs.append(m->data(idx).toString());
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idx = m->index(row, 1, p);
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strs.append(m->data(idx).toString());
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}
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else
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{
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// get strings for children entries to compare with
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// instead of comparing with the parent
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int num = m->rowCount(idx);
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for(int i=0; i<num; i++)
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{
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QModelIndex tmpidx = m->index(i, 0, idx);
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strs.append(m->data(tmpidx).toString());
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tmpidx = m->index(i, 1, idx);
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strs.append(m->data(tmpidx).toString());
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}
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}
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// check all strings for a match
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foreach(QString str, strs)
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{
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if(str.contains(this->filterRegExp()))
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{
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return true;
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}
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}
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return false;
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}
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};
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// filter for searches
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class QCMakeAdvancedFilter : public QSortFilterProxyModel
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{
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public:
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QCMakeAdvancedFilter(QObject* o)
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: QSortFilterProxyModel(o), ShowAdvanced(false) {}
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void setShowAdvanced(bool f)
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{
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this->ShowAdvanced = f;
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this->invalidate();
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}
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bool showAdvanced() const { return this->ShowAdvanced; }
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protected:
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bool ShowAdvanced;
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bool filterAcceptsRow(int row, const QModelIndex& p) const
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{
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const QAbstractItemModel* m = this->sourceModel();
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QModelIndex idx = m->index(row, 0, p);
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// if there are no children
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if(!m->hasChildren(idx))
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{
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bool adv = m->data(idx, QCMakeCacheModel::AdvancedRole).toBool();
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if(!adv || (adv && this->ShowAdvanced))
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{
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return true;
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}
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return false;
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}
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// check children
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int num = m->rowCount(idx);
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for(int i=0; i<num; i++)
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{
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bool accept = this->filterAcceptsRow(i, idx);
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if(accept)
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{
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return true;
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}
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}
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return false;
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}
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};
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QCMakeCacheView::QCMakeCacheView(QWidget* p)
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: QTreeView(p)
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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 QCMakeAdvancedFilter(this);
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this->AdvancedFilter->setSourceModel(this->CacheModel);
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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::DoubleClicked |
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QAbstractItemView::SelectedClicked |
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QAbstractItemView::EditKeyPressed |
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QAbstractItemView::AnyKeyPressed);
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// tab, backtab doesn't step through items
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this->setTabKeyNavigation(false);
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this->setRootIsDecorated(false);
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}
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bool QCMakeCacheView::event(QEvent* e)
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{
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if(e->type() == QEvent::Show)
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{
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this->header()->setDefaultSectionSize(this->viewport()->width()/2);
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}
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return QTreeView::event(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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// want home/end to go to begin/end of rows, not columns
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if(act == MoveHome)
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{
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return this->model()->index(0, 1);
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}
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else if(act == MoveEnd)
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{
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return this->model()->index(this->model()->rowCount()-1, 1);
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}
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return QTreeView::moveCursor(act, mod);
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}
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void QCMakeCacheView::setShowAdvanced(bool s)
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{
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#if QT_VERSION >= 040300
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// new 4.3 api that needs to be called. what about an older Qt?
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this->SearchFilter->invalidate();
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#endif
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this->AdvancedFilter->setShowAdvanced(s);
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}
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bool QCMakeCacheView::showAdvanced() const
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{
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return this->AdvancedFilter->showAdvanced();
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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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: QStandardItemModel(p),
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EditEnabled(true),
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NewPropertyCount(0),
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View(FlatView)
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{
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QStringList labels;
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labels << tr("Name") << tr("Value");
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this->setHorizontalHeaderLabels(labels);
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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 QCMakeProperty& 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->QStandardItemModel::clear();
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this->NewPropertyCount = 0;
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QStringList labels;
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labels << tr("Name") << tr("Value");
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this->setHorizontalHeaderLabels(labels);
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}
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void QCMakeCacheModel::setProperties(const QCMakePropertyList& props)
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{
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QSet<QCMakeProperty> newProps = props.toSet();
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QSet<QCMakeProperty> newProps2 = newProps;
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QSet<QCMakeProperty> 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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bool b = this->blockSignals(true);
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this->clear();
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this->NewPropertyCount = newProps.size();
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if(View == FlatView)
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{
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QCMakePropertyList newP = newProps.toList();
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QCMakePropertyList newP2 = newProps2.toList();
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qSort(newP);
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qSort(newP2);
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int rowCount = 0;
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foreach(QCMakeProperty p, newP)
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{
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this->insertRow(rowCount);
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this->setPropertyData(this->index(rowCount, 0), p, true);
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rowCount++;
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}
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foreach(QCMakeProperty p, newP2)
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{
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this->insertRow(rowCount);
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this->setPropertyData(this->index(rowCount, 0), p, false);
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rowCount++;
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}
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}
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else if(this->View == GroupView)
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{
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QMap<QString, QCMakePropertyList> newPropsTree;
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this->breakProperties(newProps, newPropsTree);
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QMap<QString, QCMakePropertyList> newPropsTree2;
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this->breakProperties(newProps2, newPropsTree2);
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QStandardItem* root = this->invisibleRootItem();
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foreach(QString key, newPropsTree.keys())
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{
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QCMakePropertyList props = newPropsTree[key];
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QList<QStandardItem*> parentItems;
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parentItems.append(
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new QStandardItem(key.isEmpty() ? tr("Ungrouped Entries") : key)
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);
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parentItems.append(new QStandardItem());
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parentItems[0]->setData(QBrush(QColor(255,100,100)), Qt::BackgroundColorRole);
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parentItems[1]->setData(QBrush(QColor(255,100,100)), Qt::BackgroundColorRole);
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root->appendRow(parentItems);
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foreach(QCMakeProperty prop, props)
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{
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QList<QStandardItem*> items;
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items.append(new QStandardItem());
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items.append(new QStandardItem());
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parentItems[0]->appendRow(items);
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this->setPropertyData(this->indexFromItem(items[0]), prop, true);
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}
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}
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foreach(QString key, newPropsTree2.keys())
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{
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QCMakePropertyList props = newPropsTree2[key];
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QStandardItem* parentItem =
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new QStandardItem(key.isEmpty() ? tr("Ungrouped Entries") : key);
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root->appendRow(parentItem);
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foreach(QCMakeProperty prop, props)
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{
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QList<QStandardItem*> items;
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items.append(new QStandardItem());
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items.append(new QStandardItem());
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parentItem->appendRow(items);
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this->setPropertyData(this->indexFromItem(items[0]), prop, false);
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}
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}
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}
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this->blockSignals(b);
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this->reset();
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}
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QCMakeCacheModel::ViewType QCMakeCacheModel::viewType() const
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{
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return this->View;
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}
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void QCMakeCacheModel::setViewType(QCMakeCacheModel::ViewType t)
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{
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this->View = t;
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QCMakePropertyList props = this->properties();
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QCMakePropertyList oldProps;
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int numNew = this->NewPropertyCount;
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int numTotal = props.count();
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for(int i=numNew; i<numTotal; i++)
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{
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oldProps.append(props[i]);
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}
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bool b = this->blockSignals(true);
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this->clear();
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this->setProperties(oldProps);
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this->setProperties(props);
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this->blockSignals(b);
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this->reset();
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}
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void QCMakeCacheModel::setPropertyData(const QModelIndex& idx1,
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const QCMakeProperty& prop, bool isNew)
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{
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QModelIndex idx2 = idx1.sibling(idx1.row(), 1);
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this->setData(idx1, prop.Key, Qt::DisplayRole);
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this->setData(idx1, prop.Help, QCMakeCacheModel::HelpRole);
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this->setData(idx1, prop.Type, QCMakeCacheModel::TypeRole);
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this->setData(idx1, prop.Advanced, QCMakeCacheModel::AdvancedRole);
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if(prop.Type == QCMakeProperty::BOOL)
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{
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int check = prop.Value.toBool() ? Qt::Checked : Qt::Unchecked;
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this->setData(idx2, check, Qt::CheckStateRole);
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}
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else
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{
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this->setData(idx2, prop.Value, Qt::DisplayRole);
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}
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this->setData(idx2, prop.Help, QCMakeCacheModel::HelpRole);
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if(isNew)
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{
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this->setData(idx1, QBrush(QColor(255,100,100)), Qt::BackgroundColorRole);
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this->setData(idx2, QBrush(QColor(255,100,100)), Qt::BackgroundColorRole);
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}
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}
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void QCMakeCacheModel::getPropertyData(const QModelIndex& idx1,
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QCMakeProperty& prop) const
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{
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QModelIndex idx2 = idx1.sibling(idx1.row(), 1);
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prop.Key = this->data(idx1, Qt::DisplayRole).toString();
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prop.Help = this->data(idx1, HelpRole).toString();
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prop.Type = static_cast<QCMakeProperty::PropertyType>(this->data(idx1, TypeRole).toInt());
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prop.Advanced = this->data(idx1, AdvancedRole).toBool();
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if(prop.Type == QCMakeProperty::BOOL)
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{
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int check = this->data(idx2, Qt::CheckStateRole).toInt();
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prop.Value = check == Qt::Checked;
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}
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else
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{
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prop.Value = this->data(idx2, Qt::DisplayRole).toString();
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}
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}
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QString QCMakeCacheModel::prefix(const QString& s)
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{
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QString prefix = s.section('_', 0, 0);
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if(prefix == s)
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{
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prefix = QString();
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}
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return prefix;
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}
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void QCMakeCacheModel::breakProperties(const QSet<QCMakeProperty>& props,
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QMap<QString, QCMakePropertyList>& result)
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{
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QMap<QString, QCMakePropertyList> tmp;
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// return a map of properties grouped by prefixes, and sorted
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foreach(QCMakeProperty p, props)
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{
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QString prefix = QCMakeCacheModel::prefix(p.Key);
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tmp[prefix].append(p);
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}
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// sort it and re-org any properties with only one sub item
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QCMakePropertyList reorgProps;
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QMap<QString, QCMakePropertyList>::iterator iter;
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for(iter = tmp.begin(); iter != tmp.end();)
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{
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if(iter->count() == 1)
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{
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reorgProps.append((*iter)[0]);
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iter = tmp.erase(iter);
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}
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else
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{
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qSort(*iter);
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++iter;
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}
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}
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if(reorgProps.count())
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{
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tmp[QString()] += reorgProps;
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}
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result = tmp;
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}
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QCMakePropertyList QCMakeCacheModel::properties() const
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{
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QCMakePropertyList props;
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if(!this->rowCount())
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{
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return props;
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}
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QList<QModelIndex> idxs;
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idxs.append(this->index(0,0));
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// walk the entire model for property entries
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// this works regardless of a flat view or a tree view
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while(!idxs.isEmpty())
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{
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QModelIndex idx = idxs.last();
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if(this->hasChildren(idx) && this->rowCount(idx))
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{
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idxs.append(this->index(0,0, idx));
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}
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else
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{
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// get data
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QCMakeProperty prop;
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this->getPropertyData(idx, prop);
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props.append(prop);
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// go to the next in the tree
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while(!idxs.isEmpty() && !idxs.last().sibling(idxs.last().row()+1, 0).isValid())
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{
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idxs.removeLast();
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}
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if(!idxs.isEmpty())
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{
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idxs.last() = idxs.last().sibling(idxs.last().row()+1, 0);
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}
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}
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}
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return props;
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}
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bool QCMakeCacheModel::insertProperty(QCMakeProperty::PropertyType t,
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const QString& name, const QString& description,
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const QVariant& value, bool advanced)
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{
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QCMakeProperty prop;
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prop.Key = name;
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prop.Value = value;
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prop.Help = description;
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prop.Type = t;
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prop.Advanced = advanced;
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//insert at beginning
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this->insertRow(0);
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this->setPropertyData(this->index(0,0), prop, true);
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this->NewPropertyCount++;
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return true;
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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::newPropertyCount() const
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{
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return this->NewPropertyCount;
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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 = QStandardItemModel::flags(idx);
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if(!this->EditEnabled)
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{
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f &= ~Qt::ItemIsEditable;
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}
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if(QCMakeProperty::BOOL == this->data(idx, TypeRole).toInt())
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{
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f |= Qt::ItemIsUserCheckable;
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}
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return f;
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}
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QModelIndex QCMakeCacheModel::buddy(const QModelIndex& idx) const
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{
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if(!this->hasChildren(idx) &&
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this->data(idx, TypeRole).toInt() != QCMakeProperty::BOOL)
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{
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return this->index(idx.row(), 1, idx.parent());
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}
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return idx;
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}
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QCMakeCacheModelDelegate::QCMakeCacheModelDelegate(QObject* p)
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: QItemDelegate(p), FileDialogFlag(false)
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{
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}
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void QCMakeCacheModelDelegate::setFileDialogFlag(bool f)
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{
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this->FileDialogFlag = f;
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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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QModelIndex var = idx.sibling(idx.row(), 0);
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int type = var.data(QCMakeCacheModel::TypeRole).toInt();
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if(type == QCMakeProperty::BOOL)
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{
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return NULL;
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}
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else if(type == QCMakeProperty::PATH)
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{
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QCMakePathEditor* editor =
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new QCMakePathEditor(p,
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var.data(Qt::DisplayRole).toString());
|
|
QObject::connect(editor, SIGNAL(fileDialogExists(bool)), this,
|
|
SLOT(setFileDialogFlag(bool)));
|
|
return editor;
|
|
}
|
|
else if(type == QCMakeProperty::FILEPATH)
|
|
{
|
|
QCMakeFilePathEditor* editor =
|
|
new QCMakeFilePathEditor(p,
|
|
var.data(Qt::DisplayRole).toString());
|
|
QObject::connect(editor, SIGNAL(fileDialogExists(bool)), this,
|
|
SLOT(setFileDialogFlag(bool)));
|
|
return editor;
|
|
}
|
|
|
|
return new QLineEdit(p);
|
|
}
|
|
|
|
bool QCMakeCacheModelDelegate::editorEvent(QEvent* e, QAbstractItemModel* model,
|
|
const QStyleOptionViewItem& option, const QModelIndex& index)
|
|
{
|
|
Qt::ItemFlags flags = model->flags(index);
|
|
if (!(flags & Qt::ItemIsUserCheckable) || !(option.state & QStyle::State_Enabled)
|
|
|| !(flags & Qt::ItemIsEnabled))
|
|
{
|
|
return false;
|
|
}
|
|
|
|
QVariant value = index.data(Qt::CheckStateRole);
|
|
if (!value.isValid())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
if ((e->type() == QEvent::MouseButtonRelease)
|
|
|| (e->type() == QEvent::MouseButtonDblClick))
|
|
{
|
|
// eat the double click events inside the check rect
|
|
if (e->type() == QEvent::MouseButtonDblClick)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
else if (e->type() == QEvent::KeyPress)
|
|
{
|
|
if(static_cast<QKeyEvent*>(e)->key() != Qt::Key_Space &&
|
|
static_cast<QKeyEvent*>(e)->key() != Qt::Key_Select)
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
|
|
Qt::CheckState state = (static_cast<Qt::CheckState>(value.toInt()) == Qt::Checked
|
|
? Qt::Unchecked : Qt::Checked);
|
|
return model->setData(index, state, Qt::CheckStateRole);
|
|
}
|
|
|
|
bool QCMakeCacheModelDelegate::eventFilter(QObject* object, QEvent* event)
|
|
{
|
|
// workaround for what looks like a bug in Qt on Mac OS X
|
|
// where it doesn't create a QWidget wrapper for the native file dialog
|
|
// so the Qt library ends up assuming the focus was lost to something else
|
|
if(event->type() == QEvent::FocusOut && this->FileDialogFlag)
|
|
{
|
|
return false;
|
|
}
|
|
return QItemDelegate::eventFilter(object, event);
|
|
}
|
|
|
|
|