06fa64a00d
This is needed to avoid to incorrectly abort a transaction if a recompute was done between opening and closing an editor in the property view
333 lines
11 KiB
C++
333 lines
11 KiB
C++
/***************************************************************************
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* Copyright (c) 2004 Werner Mayer <wmayer[at]users.sourceforge.net> *
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* *
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* This file is part of the FreeCAD CAx development system. *
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* *
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* This library is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU Library General Public *
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* License as published by the Free Software Foundation; either *
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* version 2 of the License, or (at your option) any later version. *
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* *
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* This library is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU Library General Public License for more details. *
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* *
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* You should have received a copy of the GNU Library General Public *
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* License along with this library; see the file COPYING.LIB. If not, *
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* write to the Free Software Foundation, Inc., 59 Temple Place, *
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* Suite 330, Boston, MA 02111-1307, USA *
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* *
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***************************************************************************/
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#include "PreCompiled.h"
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#ifndef _PreComp_
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# include <QApplication>
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# include <QPainter>
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#endif
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#include <Base/Console.h>
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#include <App/Application.h>
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#include <App/Document.h>
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#include "PropertyEditor.h"
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#include "PropertyItemDelegate.h"
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#include "PropertyModel.h"
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using namespace Gui::PropertyEditor;
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PropertyEditor::PropertyEditor(QWidget *parent)
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: QTreeView(parent), autoupdate(false), committing(false), delaybuild(false)
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{
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propertyModel = new PropertyModel(this);
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setModel(propertyModel);
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PropertyItemDelegate* delegate = new PropertyItemDelegate(this);
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delegate->setItemEditorFactory(new PropertyItemEditorFactory);
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setItemDelegate(delegate);
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setAlternatingRowColors(true);
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setRootIsDecorated(true);
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QStyleOptionViewItem opt = viewOptions();
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this->background = opt.palette.dark();
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this->groupColor = opt.palette.color(QPalette::BrightText);
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connect(this, SIGNAL(activated(QModelIndex)), this, SLOT(onItemActivated(QModelIndex)));
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connect(this, SIGNAL(clicked(QModelIndex)), this, SLOT(onItemActivated(QModelIndex)));
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}
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PropertyEditor::~PropertyEditor()
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{
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}
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void PropertyEditor::setAutomaticDocumentUpdate(bool v)
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{
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autoupdate = v;
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}
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bool PropertyEditor::isAutomaticDocumentUpdate(bool) const
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{
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return autoupdate;
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}
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QBrush PropertyEditor::groupBackground() const
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{
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return this->background;
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}
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void PropertyEditor::setGroupBackground(const QBrush& c)
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{
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this->background = c;
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}
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QColor PropertyEditor::groupTextColor() const
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{
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return this->groupColor;
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}
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void PropertyEditor::setGroupTextColor(const QColor& c)
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{
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this->groupColor = c;
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}
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QStyleOptionViewItem PropertyEditor::viewOptions() const
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{
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QStyleOptionViewItem option = QTreeView::viewOptions();
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option.showDecorationSelected = true;
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return option;
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}
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void PropertyEditor::closeEditor (QWidget * editor, QAbstractItemDelegate::EndEditHint hint)
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{
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if (autoupdate) {
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App::Document* doc = App::GetApplication().getActiveDocument();
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if (doc) {
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if (!doc->isTransactionEmpty()) {
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doc->commitTransaction();
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// Between opening and committing a transaction a recompute
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// could already have been done
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if (doc->isTouched())
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doc->recompute();
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}
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else {
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doc->abortTransaction();
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}
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}
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}
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QTreeView::closeEditor(editor, hint);
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}
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void PropertyEditor::commitData (QWidget * editor)
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{
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committing = true;
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QTreeView::commitData(editor);
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committing = false;
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if (delaybuild) {
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delaybuild = false;
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propertyModel->buildUp(PropertyModel::PropertyList());
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}
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}
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void PropertyEditor::editorDestroyed (QObject * editor)
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{
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QTreeView::editorDestroyed(editor);
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}
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void PropertyEditor::currentChanged ( const QModelIndex & current, const QModelIndex & previous )
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{
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QTreeView::currentChanged(current, previous);
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if (previous.isValid())
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closePersistentEditor(model()->buddy(previous));
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// DO NOT activate editor here, use onItemActivate() which response to
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// signals of activated and clicked.
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//
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// if (current.isValid())
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// openPersistentEditor(model()->buddy(current));
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}
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void PropertyEditor::onItemActivated ( const QModelIndex & index )
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{
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if (autoupdate) {
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PropertyItem* property = static_cast<PropertyItem*>(index.internalPointer());
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QString edit = tr("Edit %1").arg(property->propertyName());
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App::Document* doc = App::GetApplication().getActiveDocument();
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if (doc)
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doc->openTransaction(edit.toUtf8());
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}
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openPersistentEditor(model()->buddy(index));
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}
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void PropertyEditor::reset()
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{
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QTreeView::reset();
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QModelIndex index;
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int numRows = propertyModel->rowCount(index);
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if (numRows > 0)
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setEditorMode(index, 0, numRows-1);
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}
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void PropertyEditor::rowsInserted (const QModelIndex & parent, int start, int end)
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{
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QTreeView::rowsInserted(parent, start, end);
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setEditorMode(parent, start, end);
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}
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void PropertyEditor::drawBranches(QPainter *painter, const QRect &rect, const QModelIndex &index) const
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{
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QTreeView::drawBranches(painter, rect, index);
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QStyleOptionViewItem opt = viewOptions();
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PropertyItem *property = static_cast<PropertyItem*>(index.internalPointer());
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if (property && property->isSeparator()) {
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painter->fillRect(rect, this->background);
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//} else if (selectionModel()->isSelected(index)) {
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// painter->fillRect(rect, opt.palette.brush(QPalette::Highlight));
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}
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//QPen savedPen = painter->pen();
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//QColor color = static_cast<QRgb>(QApplication::style()->styleHint(QStyle::SH_Table_GridLineColor, &opt));
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//painter->setPen(QPen(color));
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//painter->drawLine(rect.x(), rect.bottom(), rect.right(), rect.bottom());
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//painter->setPen(savedPen);
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}
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void PropertyEditor::buildUp(const PropertyModel::PropertyList& props)
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{
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if (committing) {
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Base::Console().Warning("While committing the data to the property the selection has changed.\n");
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delaybuild = true;
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return;
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}
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QModelIndex index = this->currentIndex();
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QStringList propertyPath = propertyModel->propertyPathFromIndex(index);
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if (!propertyPath.isEmpty())
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this->selectedProperty = propertyPath;
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propertyModel->buildUp(props);
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if (!this->selectedProperty.isEmpty()) {
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QModelIndex index = propertyModel->propertyIndexFromPath(this->selectedProperty);
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this->setCurrentIndex(index);
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}
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propList = props;
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}
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void PropertyEditor::updateProperty(const App::Property& prop)
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{
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// forward this to the model if the property is changed from outside
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if (!committing)
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propertyModel->updateProperty(prop);
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}
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void PropertyEditor::setEditorMode(const QModelIndex & parent, int start, int end)
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{
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int column = 1;
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for (int i=start; i<=end; i++) {
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QModelIndex item = propertyModel->index(i, column, parent);
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PropertyItem* propItem = static_cast<PropertyItem*>(item.internalPointer());
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if (propItem && propItem->testStatus(App::Property::Hidden)) {
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setRowHidden (i, parent, true);
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}
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if (propItem && propItem->isSeparator()) {
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// Set group header rows to span all columns
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setFirstColumnSpanned(i, parent, true);
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}
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}
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}
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void PropertyEditor::updateEditorMode(const App::Property& prop)
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{
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// check if the parent object is selected
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std::string editor = prop.getEditorName();
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if (editor.empty())
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return;
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bool hidden = prop.testStatus(App::Property::Hidden);
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bool readOnly = prop.testStatus(App::Property::ReadOnly);
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int column = 1;
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int numRows = propertyModel->rowCount();
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for (int i=0; i<numRows; i++) {
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QModelIndex item = propertyModel->index(i, column);
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PropertyItem* propItem = static_cast<PropertyItem*>(item.internalPointer());
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if (propItem && propItem->hasProperty(&prop)) {
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setRowHidden (i, QModelIndex(), hidden);
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propItem->updateData();
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if (item.isValid()) {
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updateItemEditor(!readOnly, column, item);
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dataChanged(item, item);
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}
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break;
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}
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}
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}
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void PropertyEditor::updateItemEditor(bool enable, int column, const QModelIndex& parent)
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{
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QWidget* editor = indexWidget(parent);
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if (editor)
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editor->setEnabled(enable);
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int numRows = propertyModel->rowCount(parent);
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for (int i=0; i<numRows; i++) {
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QModelIndex item = propertyModel->index(i, column, parent);
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if (item.isValid()) {
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updateItemEditor(enable, column, item);
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}
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}
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}
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void PropertyEditor::appendProperty(const App::Property& prop)
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{
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// check if the parent object is selected
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std::string editor = prop.getEditorName();
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if (editor.empty())
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return;
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App::PropertyContainer* parent = prop.getContainer();
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std::string context = prop.getName();
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bool canAddProperty = (!propList.empty());
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for (PropertyModel::PropertyList::iterator it = propList.begin(); it != propList.end(); ++it) {
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if (it->second.empty() || it->second.size() > 1) {
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canAddProperty = false;
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break;
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}
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else if (it->second.front()->getContainer() != parent) {
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canAddProperty = false;
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break;
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}
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}
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if (canAddProperty) {
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std::vector<App::Property*> list;
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list.push_back(const_cast<App::Property*>(&prop));
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std::pair< std::string, std::vector<App::Property*> > pair = std::make_pair(context, list);
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propList.push_back(pair);
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propertyModel->appendProperty(prop);
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}
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}
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void PropertyEditor::removeProperty(const App::Property& prop)
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{
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for (PropertyModel::PropertyList::iterator it = propList.begin(); it != propList.end(); ++it) {
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// find the given property in the list and remove it if it's there
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std::vector<App::Property*>::iterator pos = std::find(it->second.begin(), it->second.end(), &prop);
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if (pos != it->second.end()) {
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it->second.erase(pos);
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// if the last property of this name is removed then also remove the whole group
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if (it->second.empty()) {
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propList.erase(it);
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}
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propertyModel->removeProperty(prop);
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break;
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}
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}
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}
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#include "moc_PropertyEditor.cpp"
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