Files
create/src/Gui/propertyeditor/PropertyEditor.cpp
Travers Carter 7f43851536 Span property group headers across all cells to avoid text truncation
Render the background of property value editor widgets to avoid cell contents showing through the editor
2017-11-26 10:23:03 +01:00

304 lines
10 KiB
C++

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