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PropertyItem.cpp
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PropertyItem.cpp
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/***************************************************************************
* 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 <algorithm>
# include <QApplication>
# include <QComboBox>
# include <QFontDatabase>
# include <QLocale>
# include <QPalette>
# include <QPixmap>
# include <QTextStream>
# include <QTimer>
# include <QtGlobal>
# include <QMenu>
#endif
#include "PropertyItem.h"
#include "PropertyView.h"
#include <App/Document.h>
#include <App/DocumentObject.h>
#include <App/Expression.h>
#include <App/PropertyGeo.h>
#include <App/PropertyFile.h>
#include <App/PropertyUnits.h>
#include <Base/Console.h>
#include <Base/Interpreter.h>
#include <Base/Tools.h>
#include <Gui/Command.h>
#include <Gui/Control.h>
#include <Gui/DlgPropertyLink.h>
#include <Gui/FileDialog.h>
#include <Gui/MainWindow.h>
#include <Gui/Placement.h>
#include <Gui/QuantitySpinBox.h>
#include <Gui/Selection.h>
#include <Gui/SpinBox.h>
#include <Gui/VectorListEditor.h>
#include <Gui/ViewProviderDocumentObject.h>
using namespace Gui::PropertyEditor;
using namespace Gui::Dialog;
Gui::PropertyEditor::PropertyItemFactory* Gui::PropertyEditor::PropertyItemFactory::_singleton = nullptr;
PropertyItemFactory& PropertyItemFactory::instance()
{
if (!_singleton)
_singleton = new PropertyItemFactory;
return *_singleton;
}
void PropertyItemFactory::destruct ()
{
delete _singleton;
_singleton = nullptr;
}
PropertyItem* PropertyItemFactory::createPropertyItem (const char* sName) const
{
auto w = static_cast<PropertyItem*>(Produce(sName));
return w;
}
// ----------------------------------------------------
QVariant PropertyItemAttorney::toString(PropertyItem* item, const QVariant& v)
{
return item->toString(v);
}
// ----------------------------------------------------
Q_DECLARE_METATYPE(Py::Object)
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyItem)
PropertyItem::PropertyItem() : parentItem(nullptr), readonly(false), linked(false), expanded(false)
{
precision = Base::UnitsApi::getDecimals();
setAutoApply(true);
}
PropertyItem::~PropertyItem()
{
qDeleteAll(childItems);
}
void PropertyItem::initialize()
{
}
void PropertyItem::reset()
{
qDeleteAll(childItems);
childItems.clear();
}
void PropertyItem::onChange()
{
if(hasExpression()) {
for(auto child : qAsConst(childItems)) {
if(child && child->hasExpression())
child->setExpression(std::shared_ptr<App::Expression>());
}
for(auto item=parentItem;item;item=item->parentItem) {
if(item->hasExpression())
item->setExpression(std::shared_ptr<App::Expression>());
}
}
}
bool PropertyItem::hasAnyExpression() const
{
if(ExpressionBinding::hasExpression())
return true;
if(parentItem)
return parentItem->hasExpression();
return false;
}
void PropertyItem::setPropertyData(const std::vector<App::Property*>& items)
{
//if we have a single property we can bind it for expression handling
if (items.size() == 1) {
const App::Property& p = *items.front();
try {
// Check for 'DocumentObject' as parent because otherwise 'ObjectIdentifier' raises an exception
auto * docObj = Base::freecad_dynamic_cast<App::DocumentObject>(p.getContainer());
if (docObj && !docObj->isReadOnly(&p)) {
App::ObjectIdentifier id(p);
std::vector<App::ObjectIdentifier> paths;
p.getPaths(paths);
//there may be no paths available in this property (for example an empty constraint list)
if (id.getProperty() && !paths.empty())
bind(id);
}
}
//it may happen that setting properties is not possible
catch (...) {
}
}
propertyItems = items;
updateData();
this->initialize();
}
void PropertyItem::updateData()
{
bool ro = true;
for (std::vector<App::Property*>::const_iterator it = propertyItems.begin();
it != propertyItems.end(); ++it) {
App::PropertyContainer* parent = (*it)->getContainer();
if (parent)
ro &= (parent->isReadOnly(*it) || (*it)->testStatus(App::Property::ReadOnly));
}
this->setReadOnly(ro);
}
const std::vector<App::Property*>& PropertyItem::getPropertyData() const
{
return propertyItems;
}
bool PropertyItem::hasProperty(const App::Property* prop) const
{
std::vector<App::Property*>::const_iterator it = std::find(propertyItems.begin(), propertyItems.end(), prop);
if (it != propertyItems.end())
return true;
else
return false;
}
void PropertyItem::assignProperty(const App::Property*)
{
}
bool PropertyItem::removeProperty(const App::Property* prop)
{
std::vector<App::Property*>::iterator it = std::find(propertyItems.begin(), propertyItems.end(), prop);
if (it != propertyItems.end()) {
propertyItems.erase(it);
}
return propertyItems.empty();
}
App::Property* PropertyItem::getFirstProperty()
{
if (propertyItems.empty())
return nullptr;
return propertyItems.front();
}
const App::Property* PropertyItem::getFirstProperty() const
{
if (propertyItems.empty())
return nullptr;
return propertyItems.front();
}
void PropertyItem::setParent(PropertyItem* parent)
{
parentItem = parent;
}
PropertyItem *PropertyItem::parent() const
{
return parentItem;
}
void PropertyItem::appendChild(PropertyItem *item)
{
childItems.append(item);
}
void PropertyItem::insertChild(int index, PropertyItem *child)
{
childItems.insert(index, child);
}
/*!
* \brief PropertyItem::removeChildren
* Deletes the children in the range of [from, to]
*/
void PropertyItem::removeChildren(int from, int to)
{
int count = to - from + 1;
for (int i=0; i<count; i++) {
PropertyItem* child = childItems.takeAt(from);
delete child;
}
}
void PropertyItem::moveChild(int from, int to)
{
childItems.move(from, to);
}
/*!
* \brief PropertyItem::takeChild
* Removes the child at index row but doesn't delete it
*/
PropertyItem *PropertyItem::takeChild(int row)
{
PropertyItem* child = childItems.takeAt(row);
child->setParent(nullptr);
return child;
}
PropertyItem *PropertyItem::child(int row)
{
return childItems.value(row);
}
int PropertyItem::childCount() const
{
return childItems.count();
}
int PropertyItem::columnCount() const
{
return 2;
}
void PropertyItem::setReadOnly(bool ro)
{
readonly = ro;
for (QList<PropertyItem*>::iterator it = childItems.begin(); it != childItems.end(); ++it)
(*it)->setReadOnly(ro);
}
bool PropertyItem::isReadOnly() const
{
return readonly;
}
void PropertyItem::setLinked(bool l)
{
linked = l;
for (QList<PropertyItem*>::iterator it = childItems.begin(); it != childItems.end(); ++it)
(*it)->setLinked(l);
}
bool PropertyItem::isLinked() const
{
return linked;
}
void PropertyItem::setExpanded(bool enable)
{
expanded = enable;
}
bool PropertyItem::isExpanded() const
{
return expanded;
}
bool PropertyItem::testStatus(App::Property::Status pos) const
{
std::vector<App::Property*>::const_iterator it;
for (it = propertyItems.begin(); it != propertyItems.end(); ++it) {
if ((*it)->testStatus(pos))
return true;
}
return false;
}
void PropertyItem::setDecimals(int prec)
{
precision = prec;
}
int PropertyItem::decimals() const
{
return precision;
}
QVariant PropertyItem::displayName() const
{
return QVariant(displayText);
}
QVariant PropertyItem::toolTip(const App::Property* prop) const
{
QString str = QApplication::translate("App::Property",
prop->getDocumentation());
return QVariant(str);
}
QVariant PropertyItem::decoration(const QVariant&) const
{
return QVariant();
}
QVariant PropertyItem::toString(const QVariant& prop) const
{
if (prop != QVariant() || propertyItems.size()!=1)
return prop;
std::ostringstream ss;
Base::PyGILStateLocker lock;
try {
Py::Object pyobj(propertyItems[0]->getPyObject(),true);
if(pyobj.isNone()) {
ss << "<None>";
}
else if(pyobj.isSequence()) {
ss << '[';
Py::Sequence seq(pyobj);
bool first = true;
Py_ssize_t i=0;
for (i=0; i<2 && i < seq.size(); ++i) {
if (first)
first = false;
else
ss << ", ";
ss << Py::Object(seq[i]).as_string();
}
if (i < seq.size())
ss << "...";
ss << ']';
}
else if (pyobj.isMapping()) {
ss << '{';
Py::Mapping map(pyobj);
bool first = true;
auto it = map.begin();
for(int i=0; i<2 && it != map.end(); ++it, ++i) {
if (first)
first = false;
else
ss << ", ";
const auto &v = *it;
ss << Py::Object(v.first).as_string() << ':' << Py::Object(v.second).as_string();
}
if (it != map.end())
ss << "...";
ss << '}';
}
else
ss << pyobj.as_string();
} catch (Py::Exception &) {
Base::PyException e;
ss.str("");
ss << "ERR: " << e.what();
} catch (Base::Exception &e) {
ss.str("");
ss << "ERR: " << e.what();
} catch (std::exception &e) {
ss.str("");
ss << "ERR: " << e.what();
} catch (...) {
ss.str("");
ss << "ERR!";
}
return QVariant(QString::fromUtf8(ss.str().c_str()));
}
QVariant PropertyItem::value(const App::Property* /*prop*/) const
{
return QVariant();
}
void PropertyItem::setValue(const QVariant& /*value*/)
{
}
QWidget* PropertyItem::createEditor(QWidget* /*parent*/, const QObject* /*receiver*/, const char* /*method*/) const
{
return nullptr;
}
void PropertyItem::setEditorData(QWidget * /*editor*/, const QVariant& /*data*/) const
{
}
QVariant PropertyItem::editorData(QWidget * /*editor*/) const
{
return QVariant();
}
QWidget* PropertyItem::createExpressionEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
if(!isBound())
return nullptr;
auto le = new ExpLineEdit(parent,true);
le->setFrame(false);
le->setReadOnly(true);
QObject::connect(le, SIGNAL(textChanged(const QString&)), receiver, method);
le->bind(getPath());
le->setAutoApply(autoApply());
return le;
}
void PropertyItem::setExpressionEditorData(QWidget *editor, const QVariant& data) const
{
auto le = qobject_cast<QLineEdit*>(editor);
if(le)
le->setText(data.toString());
}
QVariant PropertyItem::expressionEditorData(QWidget *editor) const
{
auto le = qobject_cast<QLineEdit*>(editor);
if(le)
return QVariant(le->text());
return QVariant();
}
PropertyEditorWidget* PropertyItem::createPropertyEditorWidget(QWidget* parent) const
{
auto editor = new PropertyEditorWidget(parent);
connect(editor, &PropertyEditorWidget::buttonClick, this, [this]() {
const auto &props = this->getPropertyData();
if (!props.empty()
&& props[0]->getName()
&& props[0]->testStatus(App::Property::UserEdit)
&& props[0]->getContainer())
{
props[0]->getContainer()->editProperty(props[0]->getName());
}
});
return editor;
}
QString PropertyItem::propertyName() const
{
if (propName.isEmpty())
return QLatin1String(QT_TRANSLATE_NOOP("App::Property", "<empty>"));
return propName;
}
void PropertyItem::setPropertyName(QString name, QString realName)
{
if(realName.size())
propName = realName;
else
propName = name;
setObjectName(propName);
QString display;
bool upper = false;
for (auto && i : name) {
if (i.isUpper() && !display.isEmpty()) {
// if there is a sequence of capital letters do not insert spaces
if (!upper) {
QChar last = display.at(display.length()-1);
if (!last.isSpace())
display += QLatin1String(" ");
}
}
upper = i.isUpper();
display += i;
}
propName = display;
QString str = QApplication::translate("App::Property", propName.toUtf8());
displayText = str;
}
void PropertyItem::setPropertyValue(const QString& value)
{
// Construct command for property assignment in one go, in case of any
// intermediate changes caused by property change that may potentially
// invalidate the current property array.
std::ostringstream ss;
for (std::vector<App::Property*>::const_iterator it = propertyItems.begin();
it != propertyItems.end(); ++it) {
auto prop = *it;
App::PropertyContainer* parent = prop->getContainer();
if (!parent || parent->isReadOnly(prop) || prop->testStatus(App::Property::ReadOnly))
continue;
if (parent->isDerivedFrom(App::Document::getClassTypeId())) {
auto doc = static_cast<App::Document*>(parent);
ss << "FreeCAD.getDocument('" << doc->getName() << "').";
}
else if (parent->isDerivedFrom(App::DocumentObject::getClassTypeId())) {
auto obj = static_cast<App::DocumentObject*>(parent);
App::Document* doc = obj->getDocument();
ss << "FreeCAD.getDocument('" << doc->getName() << "').getObject('"
<< obj->getNameInDocument() << "').";
}
else if (parent->isDerivedFrom(ViewProviderDocumentObject::getClassTypeId())) {
App::DocumentObject* obj = static_cast<ViewProviderDocumentObject*>(parent)->getObject();
App::Document* doc = obj->getDocument();
ss << "FreeCADGui.getDocument('" << doc->getName() << "').getObject('"
<< obj->getNameInDocument() << "').";
}
else {
continue;
}
ss << parent->getPropertyPrefix() << prop->getName()
<< " = " << value.toUtf8().constData() << '\n';
}
std::string cmd = ss.str();
if (cmd.empty())
return;
try {
Gui::Command::runCommand(Gui::Command::App, cmd.c_str());
}
catch (Base::PyException &e) {
e.ReportException();
Base::Console().Error("Stack Trace: %s\n",e.getStackTrace().c_str());
}
catch (Base::Exception &e) {
e.ReportException();
}
catch (...) {
Base::Console().Error("Unknown C++ exception in PropertyItem::setPropertyValue thrown\n");
}
}
QVariant PropertyItem::data(int column, int role) const
{
// property name
if (column == 0) {
if (role == Qt::ForegroundRole && linked)
return QVariant::fromValue(QColor(0x20,0xaa,0x20));
if (role == Qt::BackgroundRole || role == Qt::ForegroundRole) {
if(PropertyView::showAll()
&& propertyItems.size() == 1
&& propertyItems.front()->testStatus(App::Property::PropDynamic)
&& !propertyItems.front()->testStatus(App::Property::LockDynamic))
{
return role==Qt::BackgroundRole
? QVariant::fromValue(QColor(0xFF,0xFF,0x99))
: QVariant::fromValue(QColor(0,0,0));
}
return QVariant();
}
if (role == Qt::DisplayRole) {
return displayName();
}
// no properties set
if (propertyItems.empty()) {
return QVariant();
}
else if (role == Qt::ToolTipRole) {
QString type = QString::fromLatin1("Type: %1\nName: %2").arg(
QString::fromLatin1(propertyItems[0]->getTypeId().getName()), objectName());
QString doc = PropertyItem::toolTip(propertyItems[0]).toString();
if(doc.isEmpty())
doc = toolTip(propertyItems[0]).toString();
if(doc.size())
return type + QLatin1String("\n\n") + doc;
return type;
}
return QVariant();
}
else {
// no properties set
if (propertyItems.empty()) {
PropertyItem* parent = this->parent();
if (!parent || !parent->parent()) {
return QVariant();
}
if (role == Qt::EditRole) {
return parent->property(qPrintable(objectName()));
}
else if (role == Qt::DecorationRole) {
QVariant val = parent->property(qPrintable(objectName()));
return decoration(val);
}
else if (role == Qt::DisplayRole) {
QVariant val = parent->property(qPrintable(objectName()));
return toString(val);
}
else if (role == Qt::ForegroundRole) {
if (hasExpression())
return QVariant::fromValue(QApplication::palette().color(QPalette::Link));
return QVariant();
}
return QVariant();
}
if (role == Qt::EditRole) {
return value(propertyItems[0]);
}
else if (role == Qt::DecorationRole) {
return decoration(value(propertyItems[0]));
}
else if (role == Qt::DisplayRole) {
return toString(value(propertyItems[0]));
}
else if (role == Qt::ToolTipRole) {
return toolTip(propertyItems[0]);
}
else if( role == Qt::ForegroundRole) {
if (hasExpression())
return QVariant::fromValue(QApplication::palette().color(QPalette::Link));
return QVariant();
}
return QVariant();
}
}
bool PropertyItem::setData (const QVariant& value)
{
// This is the basic mechanism to set the value to
// a property and if no property is set for this item
// it delegates it to its parent which sets then the
// property or delegates again to its parent...
if (propertyItems.empty()) {
PropertyItem* parent = this->parent();
if (!parent || !parent->parent() || hasAnyExpression())
return false;
parent->setProperty(qPrintable(objectName()),value);
return true;
}
else {
setValue(value);
return true;
}
}
Qt::ItemFlags PropertyItem::flags(int column) const
{
Qt::ItemFlags basicFlags = Qt::ItemIsEnabled | Qt::ItemIsSelectable;
if (column == 1 && !isReadOnly())
return basicFlags | Qt::ItemIsEditable;
else
return basicFlags;
}
int PropertyItem::row() const
{
if (parentItem)
return parentItem->childItems.indexOf(const_cast<PropertyItem*>(this));
return 0;
}
void PropertyItem::bind(const App::ObjectIdentifier& _path)
{
Gui::ExpressionBinding::bind(_path);
propertyBound();
}
void PropertyItem::bind(const App::Property& prop)
{
Gui::ExpressionBinding::bind(prop);
propertyBound();
}
QString PropertyItem::expressionAsString() const
{
if (hasExpression()) {
try {
std::unique_ptr<App::Expression> result(getExpression()->eval());
return QString::fromStdString(result->toString());
}
catch (const Base::Exception& e) {
e.ReportException();
}
}
return QString();
}
// --------------------------------------------------------------------
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyStringItem)
PropertyStringItem::PropertyStringItem()
{
}
QVariant PropertyStringItem::value(const App::Property* prop) const
{
assert(prop && prop->getTypeId().isDerivedFrom(App::PropertyString::getClassTypeId()));
std::string value = static_cast<const App::PropertyString*>(prop)->getValue();
return QVariant(QString::fromUtf8(value.c_str()));
}
void PropertyStringItem::setValue(const QVariant& value)
{
if(!hasExpression()) {
if (!value.canConvert(QVariant::String))
return;
QString val = value.toString();
val = QString::fromUtf8(Base::Interpreter().strToPython(val.toUtf8()).c_str());
QString data = QString::fromLatin1("\"%1\"").arg(val);
setPropertyValue(data);
}
}
QWidget* PropertyStringItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
auto le = new ExpLineEdit(parent);
le->setFrame(false);
le->setReadOnly(isReadOnly());
QObject::connect(le, SIGNAL(textChanged(const QString&)), receiver, method);
if(isBound()) {
le->bind(getPath());
le->setAutoApply(autoApply());
}
return le;
}
void PropertyStringItem::setEditorData(QWidget *editor, const QVariant& data) const
{
auto le = qobject_cast<QLineEdit*>(editor);
le->setText(data.toString());
}
QVariant PropertyStringItem::editorData(QWidget *editor) const
{
auto le = qobject_cast<QLineEdit*>(editor);
return QVariant(le->text());
}
// --------------------------------------------------------------------
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyFontItem)
PropertyFontItem::PropertyFontItem()
{
}
QVariant PropertyFontItem::value(const App::Property* prop) const
{
assert(prop && prop->getTypeId().isDerivedFrom(App::PropertyFont::getClassTypeId()));
std::string value = static_cast<const App::PropertyFont*>(prop)->getValue();
return QVariant(QString::fromUtf8(value.c_str()));
}
void PropertyFontItem::setValue(const QVariant& value)
{
if (hasExpression() || !value.canConvert(QVariant::String))
return;
QString val = value.toString();
QString data = QString::fromLatin1("\"%1\"").arg(val);
setPropertyValue(data);
}
QWidget* PropertyFontItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
auto cb = new QComboBox(parent);
cb->setFrame(false);
cb->setDisabled(isReadOnly());
QObject::connect(cb, SIGNAL(activated(const QString&)), receiver, method);
return cb;
}
void PropertyFontItem::setEditorData(QWidget *editor, const QVariant& data) const
{
auto cb = qobject_cast<QComboBox*>(editor);
QFontDatabase fdb;
QStringList familyNames = fdb.families(QFontDatabase::Any);
cb->addItems(familyNames);
int index = familyNames.indexOf(data.toString());
cb->setCurrentIndex(index);
}
QVariant PropertyFontItem::editorData(QWidget *editor) const
{
auto cb = qobject_cast<QComboBox*>(editor);
return QVariant(cb->currentText());
}
// --------------------------------------------------------------------
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertySeparatorItem)
QWidget* PropertySeparatorItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
Q_UNUSED(parent);
Q_UNUSED(receiver);
Q_UNUSED(method);
return nullptr;
}
// --------------------------------------------------------------------
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyIntegerItem)
PropertyIntegerItem::PropertyIntegerItem()
{
}
QVariant PropertyIntegerItem::value(const App::Property* prop) const
{
assert(prop && prop->getTypeId().isDerivedFrom(App::PropertyInteger::getClassTypeId()));
int value = (int)static_cast<const App::PropertyInteger*>(prop)->getValue();
return QVariant(value);
}
void PropertyIntegerItem::setValue(const QVariant& value)
{
//if the item has an expression it issues the python code
if (!hasExpression()) {
if (!value.canConvert(QVariant::Int))
return;
int val = value.toInt();
QString data = QString::fromLatin1("%1").arg(val);
setPropertyValue(data);
}
}
QWidget* PropertyIntegerItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
auto sb = new Gui::IntSpinBox(parent);
sb->setFrame(false);
sb->setReadOnly(isReadOnly());
QObject::connect(sb, SIGNAL(valueChanged(int)), receiver, method);
if (isBound()) {
sb->bind(getPath());
sb->setAutoApply(autoApply());
}
return sb;
}
void PropertyIntegerItem::setEditorData(QWidget *editor, const QVariant& data) const
{
auto sb = qobject_cast<QSpinBox*>(editor);
sb->setRange(INT_MIN, INT_MAX);
sb->setValue(data.toInt());
}
QVariant PropertyIntegerItem::editorData(QWidget *editor) const
{
auto sb = qobject_cast<QSpinBox*>(editor);
return QVariant(sb->value());
}
QVariant PropertyIntegerItem::toString(const QVariant& v) const
{
QString string(PropertyItem::toString(v).toString());
if (hasExpression())
string += QString::fromLatin1(" ( %1 )").arg(QString::fromStdString(getExpressionString()));
return QVariant(string);
}
// --------------------------------------------------------------------
PROPERTYITEM_SOURCE(Gui::PropertyEditor::PropertyIntegerConstraintItem)
PropertyIntegerConstraintItem::PropertyIntegerConstraintItem()
{
}
QVariant PropertyIntegerConstraintItem::value(const App::Property* prop) const
{
assert(prop && prop->getTypeId().isDerivedFrom(App::PropertyIntegerConstraint::getClassTypeId()));
int value = (int)static_cast<const App::PropertyIntegerConstraint*>(prop)->getValue();
return QVariant(value);
}
void PropertyIntegerConstraintItem::setValue(const QVariant& value)
{
//if the item has an expression it issues the python code
if (!hasExpression()) {
if (!value.canConvert(QVariant::Int))
return;
int val = value.toInt();
QString data = QString::fromLatin1("%1").arg(val);
setPropertyValue(data);
}
}
QWidget* PropertyIntegerConstraintItem::createEditor(QWidget* parent, const QObject* receiver, const char* method) const
{
auto sb = new Gui::IntSpinBox(parent);
sb->setFrame(false);
sb->setReadOnly(isReadOnly());
QObject::connect(sb, SIGNAL(valueChanged(int)), receiver, method);
if (isBound()) {
sb->bind(getPath());
sb->setAutoApply(autoApply());
}
return sb;
}
void PropertyIntegerConstraintItem::setEditorData(QWidget *editor, const QVariant& data) const
{
const auto prop = static_cast
<const App::PropertyIntegerConstraint*>(getFirstProperty());
const App::PropertyIntegerConstraint::Constraints* c = nullptr;
if (prop) {
c = prop->getConstraints();
}
auto sb = qobject_cast<QSpinBox*>(editor);
if (c) {
sb->setMinimum(c->LowerBound);
sb->setMaximum(c->UpperBound);
sb->setSingleStep(c->StepSize);
}
else {
sb->setMinimum(INT_MIN);
sb->setMaximum(INT_MAX);
}
sb->setValue(data.toInt());
}
QVariant PropertyIntegerConstraintItem::editorData(QWidget *editor) const
{
auto sb = qobject_cast<QSpinBox*>(editor);
return QVariant(sb->value());
}
QVariant PropertyIntegerConstraintItem::toString(const QVariant& v) const
{
QString string(PropertyItem::toString(v).toString());