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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "qaxwidgetpropertysheet.h"
#include "qdesigneraxwidget.h"
#include <QtDesigner/membersheet.h>
#include <QtDesigner/abstractformwindow.h>
#include <QtDesigner/abstractformeditor.h>
#include <QtDesigner/abstractpropertyeditor.h>
#include <QtDesigner/qextensionmanager.h>
#include <private/qdesigner_utils_p.h>
#include <QtCore/qdebug.h>
#include <QtCore/qtimer.h>
static const char *geometryPropertyC = "geometry";
QT_BEGIN_NAMESPACE
const char *QAxWidgetPropertySheet::controlPropertyName = "control";
static QString designerPropertyToString(const QVariant &value)
{
return value.canConvert<qdesigner_internal::PropertySheetStringValue>() ?
qvariant_cast<qdesigner_internal::PropertySheetStringValue>(value).value() :
value.toString();
}
QAxWidgetPropertySheet::QAxWidgetPropertySheet(QDesignerAxWidget *object, QObject *parent) :
QDesignerPropertySheet(object, parent),
m_controlProperty(controlPropertyName),
m_propertyGroup(QStringLiteral("QAxWidget"))
{
if (!axWidget()->loaded()) { // For some obscure reason....
const int controlIndex = QDesignerPropertySheet::indexOf(m_controlProperty);
setPropertyGroup(controlIndex, m_propertyGroup);
}
}
bool QAxWidgetPropertySheet::isEnabled(int index) const
{
if (propertyName(index) == m_controlProperty)
return false;
return QDesignerPropertySheet::isEnabled(index);
}
bool QAxWidgetPropertySheet::isVisible(int index) const
{
// classContext is ulong, which the property editor does not support
return propertyName(index) != QLatin1String("classContext");
}
bool QAxWidgetPropertySheet::dynamicPropertiesAllowed() const
{
return false;
}
QDesignerAxWidget *QAxWidgetPropertySheet::axWidget() const
{
return static_cast<QDesignerAxWidget*>(object());
}
// Reload as the meta object changes.
bool QAxWidgetPropertySheet::reset(int index)
{
const QString name = propertyName(index);
QMap<QString, QVariant>::iterator it = m_currentProperties.changedProperties.find(name);
if (it != m_currentProperties.changedProperties.end())
m_currentProperties.changedProperties.erase(it);
if (name != m_controlProperty)
return QDesignerPropertySheet::reset(index);
axWidget()->resetControl();
QTimer::singleShot(0, this, &QAxWidgetPropertySheet::updatePropertySheet);
return true;
}
QVariant QAxWidgetPropertySheet::property(int index) const
{
// QTBUG-34592, accessing the 'control' property via meta object system
// may cause crashes during loading for some controls.
return propertyName(index) == m_controlProperty ?
QVariant(axWidget()->control()) :
QDesignerPropertySheet::property(index);
}
void QAxWidgetPropertySheet::setProperty(int index, const QVariant &value)
{
// take care of all changed properties
const QString name = propertyName(index);
m_currentProperties.changedProperties[name] = value;
if (name != m_controlProperty) {
QDesignerPropertySheet::setProperty(index, value);
return;
}
// Loading forms: Reload
if (name == m_controlProperty) {
const QString clsid = designerPropertyToString(value);
if (clsid.isEmpty() || !axWidget()->loadControl(clsid))
reset(index);
else
QTimer::singleShot(100, this, &QAxWidgetPropertySheet::updatePropertySheet);
}
}
int QAxWidgetPropertySheet::indexOf(const QString &name) const
{
const int index = QDesignerPropertySheet::indexOf(name);
if (index != -1)
return index;
// Loading before recreation of sheet in timer slot: Add a fake property to store the value
const QVariant dummValue(0);
auto that = const_cast<QAxWidgetPropertySheet *>(this);
const int newIndex = that->createFakeProperty(name, dummValue);
that->setPropertyGroup(newIndex, m_propertyGroup);
return newIndex;
}
void QAxWidgetPropertySheet::updatePropertySheet()
{
// refresh the property sheet (we are deleting m_currentProperties)
struct SavedProperties tmp = m_currentProperties;
QDesignerAxWidget *axw = axWidget();
QDesignerFormWindowInterface *formWin = QDesignerFormWindowInterface::findFormWindow(axw);
Q_ASSERT(formWin != nullptr);
tmp.widget = axw;
tmp.clsid = axw->control();
// Delete the sheets as they cache the meta object and other information
delete this;
delete qt_extension<QDesignerMemberSheetExtension *>(formWin->core()->extensionManager(), axw);
reloadPropertySheet(tmp, formWin);
}
void QAxWidgetPropertySheet::reloadPropertySheet(const struct SavedProperties &properties,
QDesignerFormWindowInterface *formWin)
{
QDesignerFormEditorInterface *core = formWin->core();
//Recreation of the property sheet
auto sheet = qt_extension<QDesignerPropertySheetExtension *>(core->extensionManager(),
properties.widget);
bool foundGeometry = false;
const QString geometryProperty = QLatin1String(geometryPropertyC);
for (auto i = properties.changedProperties.cbegin(), cend = properties.changedProperties.cend();
i != cend; ++i) {
const QString name = i.key();
const int index = sheet->indexOf(name);
if (index == -1)
continue;
// filter out geometry as this will resize the control
// to is default size even if it is attached to an layout
// but set the changed flag to work around preview bug...
if (name == geometryProperty) {
sheet->setChanged(index, true);
foundGeometry = true;
continue;
}
if (name == QLatin1String(controlPropertyName)) {
sheet->setChanged(index, !designerPropertyToString(i.value()).isEmpty());
continue;
}
sheet->setChanged(index, true);
sheet->setProperty(index, i.value());
}
if (!foundGeometry) // Make sure geometry is always changed in Designer
sheet->setChanged(sheet->indexOf(geometryProperty), true);
if (core->propertyEditor()->object() == properties.widget) {
formWin->clearSelection(true);
formWin->selectWidget(properties.widget);
}
}
QT_END_NAMESPACE
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