CMake/Source/QtDialog/QCMakeCacheView.cxx

356 lines
9.2 KiB
C++

/*=========================================================================
Program: CMake - Cross-Platform Makefile Generator
Module: $RCSfile$
Language: C++
Date: $Date$
Version: $Revision$
Copyright (c) 2002 Kitware, Inc., Insight Consortium. All rights reserved.
See Copyright.txt or http://www.cmake.org/HTML/Copyright.html for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notices for more information.
=========================================================================*/
#include "QCMakeCacheView.h"
#include <QToolButton>
#include <QFileDialog>
#include <QHBoxLayout>
#include <QHeaderView>
#include <QEvent>
#include <QFileInfo>
#include <QStyle>
#include <QKeyEvent>
static QRegExp AdvancedRegExp[2] = { QRegExp("(false)"), QRegExp("(true|false)") };
QCMakeCacheView::QCMakeCacheView(QWidget* p)
: QTableView(p), Init(false)
{
// hook up our model and search/filter proxies
this->CacheModel = new QCMakeCacheModel(this);
this->AdvancedFilter = new QSortFilterProxyModel(this);
this->AdvancedFilter->setSourceModel(this->CacheModel);
this->AdvancedFilter->setFilterRole(QCMakeCacheModel::AdvancedRole);
this->AdvancedFilter->setFilterRegExp(AdvancedRegExp[0]);
this->SearchFilter = new QSortFilterProxyModel(this);
this->SearchFilter->setSourceModel(this->AdvancedFilter);
this->SearchFilter->setFilterCaseSensitivity(Qt::CaseInsensitive);
this->setModel(this->SearchFilter);
// our delegate for creating our editors
QCMakeCacheModelDelegate* delegate = new QCMakeCacheModelDelegate(this);
this->setItemDelegate(delegate);
// set up headers and sizes
int h = 0;
QFontMetrics met(this->font());
h = qMax(met.height(), this->style()->pixelMetric(QStyle::PM_IndicatorHeight));
this->verticalHeader()->setDefaultSectionSize(h + 4);
this->horizontalHeader()->setStretchLastSection(true);
this->verticalHeader()->hide();
}
void QCMakeCacheView::showEvent(QShowEvent* e)
{
if(!this->Init)
{
// initialize the table view column size
int colWidth = this->columnWidth(0) + this->columnWidth(1);
this->setColumnWidth(0, colWidth/2);
this->setColumnWidth(1, colWidth/2);
this->Init = true;
}
return QTableView::showEvent(e);
}
QCMakeCacheModel* QCMakeCacheView::cacheModel() const
{
return this->CacheModel;
}
QModelIndex QCMakeCacheView::moveCursor(CursorAction act,
Qt::KeyboardModifiers mod)
{
// tab through values only (not names)
QModelIndex current = this->currentIndex();
if(act == MoveNext)
{
if(!current.isValid())
{
return this->model()->index(0, 1);
}
else if(current.column() == 0)
{
return this->model()->index(current.row(), 1);
}
else
{
return this->model()->index(current.row()+1, 1);
}
}
else if(act == MovePrevious)
{
if(!current.isValid())
{
return this->model()->index(0, 1);
}
else
{
return this->model()->index(current.row()-1, 1);
}
}
return QTableView::moveCursor(act, mod);
}
void QCMakeCacheView::setShowAdvanced(bool s)
{
this->AdvancedFilter->setFilterRegExp(
s ? AdvancedRegExp[1] : AdvancedRegExp[0]);
}
bool QCMakeCacheView::showAdvanced() const
{
return this->AdvancedFilter->filterRegExp() == AdvancedRegExp[1];
}
void QCMakeCacheView::setSearchFilter(const QString& s)
{
this->SearchFilter->setFilterRegExp(s);
}
QCMakeCacheModel::QCMakeCacheModel(QObject* p)
: QAbstractTableModel(p), NewCount(0), ModifiedValues(false)
{
}
QCMakeCacheModel::~QCMakeCacheModel()
{
}
bool QCMakeCacheModel::modifiedValues() const
{
return this->ModifiedValues;
}
static uint qHash(const QCMakeCacheProperty& p)
{
return qHash(p.Key);
}
void QCMakeCacheModel::clear()
{
this->setProperties(QCMakeCachePropertyList());
}
void QCMakeCacheModel::setProperties(const QCMakeCachePropertyList& props)
{
QSet<QCMakeCacheProperty> newProps = props.toSet();
QSet<QCMakeCacheProperty> oldProps = this->Properties.toSet();
oldProps.intersect(newProps);
newProps.subtract(oldProps);
this->NewCount = newProps.count();
this->Properties.clear();
this->Properties = newProps.toList();
qSort(this->Properties);
QCMakeCachePropertyList tmp = oldProps.toList();
qSort(tmp);
this->Properties += tmp;
this->ModifiedValues = NewCount != 0;
this->reset();
}
QCMakeCachePropertyList QCMakeCacheModel::properties() const
{
return this->Properties;
}
int QCMakeCacheModel::columnCount (const QModelIndex& /*p*/ ) const
{
return 2;
}
QVariant QCMakeCacheModel::data (const QModelIndex& idx, int role) const
{
if(idx.column() == 0 && (role == Qt::DisplayRole || role == Qt::EditRole))
{
return this->Properties[idx.row()].Key;
}
else if(idx.column() == 0 && role == Qt::ToolTipRole)
{
return this->data(idx, Qt::DisplayRole).toString() + "\n" +
this->data(idx, QCMakeCacheModel::HelpRole).toString();
}
else if(idx.column() == 1 && (role == Qt::DisplayRole || role == Qt::EditRole))
{
if(this->Properties[idx.row()].Type != QCMakeCacheProperty::BOOL)
{
return this->Properties[idx.row()].Value;
}
}
else if(idx.column() == 1 && role == Qt::CheckStateRole)
{
if(this->Properties[idx.row()].Type == QCMakeCacheProperty::BOOL)
{
return this->Properties[idx.row()].Value.toBool() ? Qt::Checked : Qt::Unchecked;
}
}
else if(role == QCMakeCacheModel::HelpRole)
{
return this->Properties[idx.row()].Help;
}
else if(role == QCMakeCacheModel::TypeRole)
{
return this->Properties[idx.row()].Type;
}
else if(role == QCMakeCacheModel::AdvancedRole)
{
return this->Properties[idx.row()].Advanced;
}
else if(role == Qt::BackgroundRole && idx.row()+1 <= this->NewCount)
{
return QBrush(QColor(255,100,100));
}
return QVariant();
}
QModelIndex QCMakeCacheModel::parent (const QModelIndex& /*idx*/) const
{
return QModelIndex();
}
int QCMakeCacheModel::rowCount (const QModelIndex& p) const
{
if(p.isValid())
{
return 0;
}
return this->Properties.count();
}
QVariant QCMakeCacheModel::headerData (int section, Qt::Orientation orient, int role) const
{
// return header labels
if(role == Qt::DisplayRole && orient == Qt::Horizontal)
{
return section == 0 ? "Name" : "Value";
}
return QVariant();
}
Qt::ItemFlags QCMakeCacheModel::flags (const QModelIndex& idx) const
{
Qt::ItemFlags f = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
// all column 1's are editable
if(idx.column() == 1)
{
f |= Qt::ItemIsEditable;
// booleans are editable in place
if(this->Properties[idx.row()].Type == QCMakeCacheProperty::BOOL)
{
f |= Qt::ItemIsUserCheckable;
}
}
return f;
}
bool QCMakeCacheModel::setData (const QModelIndex& idx, const QVariant& value, int role)
{
if(idx.column() == 0 && (role == Qt::DisplayRole || role == Qt::EditRole))
{
this->Properties[idx.row()].Key = value.toString();
this->ModifiedValues = true;
emit this->dataChanged(idx, idx);
}
else if(idx.column() == 1 && (role == Qt::DisplayRole || role == Qt::EditRole))
{
this->Properties[idx.row()].Value = value.toString();
this->ModifiedValues = true;
emit this->dataChanged(idx, idx);
}
else if(idx.column() == 1 && (role == Qt::CheckStateRole))
{
this->Properties[idx.row()].Value = value.toInt() == Qt::Checked;
this->ModifiedValues = true;
emit this->dataChanged(idx, idx);
}
return false;
}
QCMakeCacheModelDelegate::QCMakeCacheModelDelegate(QObject* p)
: QItemDelegate(p)
{
}
QWidget* QCMakeCacheModelDelegate::createEditor(QWidget* p,
const QStyleOptionViewItem&, const QModelIndex& idx) const
{
QVariant type = idx.data(QCMakeCacheModel::TypeRole);
if(type == QCMakeCacheProperty::BOOL)
{
return NULL;
}
else if(type == QCMakeCacheProperty::PATH)
{
return new QCMakeCachePathEditor(idx.data().toString(), false, p);
}
else if(type == QCMakeCacheProperty::FILEPATH)
{
return new QCMakeCachePathEditor(idx.data().toString(), true, p);
}
return new QLineEdit(p);
}
QCMakeCachePathEditor::QCMakeCachePathEditor(const QString& file, bool fp,
QWidget* p)
: QWidget(p), LineEdit(this), IsFilePath(fp)
{
QHBoxLayout* l = new QHBoxLayout(this);
l->setMargin(0);
l->setSpacing(0);
l->addWidget(&this->LineEdit);
QToolButton* tb = new QToolButton(this);
tb->setText("...");
l->addWidget(tb);
QObject::connect(tb, SIGNAL(clicked(bool)),
this, SLOT(chooseFile()));
this->LineEdit.setText(file);
this->LineEdit.selectAll();
tb->setFocusProxy(&this->LineEdit);
this->setFocusProxy(&this->LineEdit);
}
void QCMakeCachePathEditor::chooseFile()
{
QString path;
if(this->IsFilePath)
{
QFileInfo info(this->value());
path = QFileDialog::getOpenFileName(this, tr("Select File"),
info.absolutePath());
}
else
{
path = QFileDialog::getExistingDirectory(this, tr("Select Path"),
this->value());
}
if(!path.isEmpty())
{
this->LineEdit.setText(path);
}
}