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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "qdesigneraxwidget.h"
#include <QtCore/qmetaobject.h>
#include <QtCore/qdebug.h>
#include <QtGui/qicon.h>
#include <QtGui/qpainter.h>
#include <QtGui/qevent.h>
#include <QtAxContainer/QAxWidget>
#include <qt_windows.h>
#include <olectl.h>
enum { debugAxWidget = 0 };
QT_BEGIN_NAMESPACE
/* XPM */
const char *widgetIconXPM[]={
"22 22 6 1",
"a c #000000",
"# c #808080",
"+ c #aaa5a0",
"b c #dddddd",
"* c #d4d0c8",
". c none",
".........#aa#...#aa#..",
".........abba...abba..",
".........abba...abba..",
".........#aa#...#aa#..",
"..........aa.....aa...",
"..........aa.....aa...",
"..........aa.....aa...",
".......aaaaaaaaaaaaaaa",
".......a*************a",
".......a************#a",
".......a***********+#a",
".......a***********+#a",
".......a***********+#a",
"#aa#...a***********+#a",
"abbaaaaa***********+#a",
"abbaaaaa***********+#a",
"#aa#...a***********+#a",
".......a***********+#a",
".......a***********+#a",
".......a**++++++++++#a",
".......a*############a",
".......aaaaaaaaaaaaaaa"};
QDesignerAxWidget::QDesignerAxWidget(QWidget *parent) :
QWidget(parent),
m_axImage(widgetIcon())
{
}
QDesignerAxWidget::~QDesignerAxWidget()
{
delete m_axobject;
}
QPixmap QDesignerAxWidget::widgetIcon()
{
return QPixmap(widgetIconXPM);
}
QString QDesignerAxWidget::control() const
{
if (m_axobject)
return m_axobject->control();
return QString();
}
void QDesignerAxWidget::setControl(const QString &clsid)
{
if (clsid == control())
return;
if (clsid.isEmpty()) {
resetControl();
} else {
loadControl(clsid);
}
}
void QDesignerAxWidget::resetControl()
{
if (!m_axobject)
return;
delete m_axobject;
m_axobject = nullptr;
update();
}
bool QDesignerAxWidget::loadControl(const QString &clsid)
{
if (clsid.isEmpty())
return false;
if (m_axobject)
resetControl();
m_axobject = new QAxWidget();
if (!m_axobject->setControl(clsid)) {
delete m_axobject;
m_axobject = nullptr;
return false;
}
update();
return true;
}
QSize QDesignerAxWidget::sizeHint() const
{
if (m_axobject)
return m_axobject->sizeHint();
return m_defaultSize;
}
QSize QDesignerAxWidget::minimumSizeHint() const
{
if (m_axobject)
return m_axobject->minimumSizeHint();
return QWidget::minimumSizeHint();
}
void QDesignerAxWidget::paintEvent(QPaintEvent * /*event */)
{
QPainter p(this);
const QRect r = contentsRect();
const int contentsWidth = r.width();
const int contentsHeight= r.height();
if (m_axobject) { // QAxWidget has no concept of sizeHint()
if (m_drawFlags & DrawControl) {
m_axobject->resize(size());
m_axobject->render(&p, pos());
}
if (m_drawFlags & DrawIndicator) {
static const QString loaded = tr("Control loaded");
QColor patternColor(Qt::green);
if (m_drawFlags & DrawControl)
patternColor.setAlpha(80);
p.setBrush(QBrush(patternColor, Qt::BDiagPattern));
p.setPen(Qt::black);
if (r.height() > 5)
p.drawText(5,contentsHeight - 5, loaded);
}
}
if (m_drawFlags & DrawFrame) {
p.drawRect(r.adjusted(0, 0, -1, -1));
}
if (m_drawFlags & DrawIndicator) {
if (contentsWidth > m_axImage.width() && contentsHeight > m_axImage.height())
p.drawPixmap((contentsWidth - m_axImage.width()) / 2,
(contentsHeight-m_axImage.height()) / 2, m_axImage);
}
}
// --------- QDesignerAxPluginWidget
QDesignerAxPluginWidget::QDesignerAxPluginWidget(QWidget *parent) :
QDesignerAxWidget(parent)
{
}
QDesignerAxPluginWidget::~QDesignerAxPluginWidget() = default;
const QMetaObject *QDesignerAxPluginWidget::metaObject() const
{
if (const QAxWidget *aw = axobject())
return aw->metaObject();
return QDesignerAxWidget::metaObject();
}
#ifndef QT_NO_EXCEPTIONS
static QString msgComException(const QObject *o, const QMetaObject::Call call, int index)
{
return QDesignerAxWidget::tr("A COM exception occurred when executing a meta call of type %1, index %2 of \"%3\".").
arg(call).arg(index).arg(o->objectName());
}
#endif // QT_NO_EXCEPTIONS
static bool isInheritedCall(const QMetaObject *mo, QMetaObject::Call call, int id)
{
return call == QMetaObject::InvokeMetaMethod
? (id < mo->methodOffset()) : (id < mo->propertyOffset());
}
int QDesignerAxPluginWidget::qt_metacall(QMetaObject::Call call, int signal, void **argv)
{
QAxWidget *aw = axobject();
if (!aw)
return QDesignerAxWidget::qt_metacall(call,signal,argv);
const QMetaObject *mo = metaObject();
// Have base class handle inherited stuff (geometry, enabled...)
if (isInheritedCall(mo, call, signal)) {
// Skip over QAxBaseWidget
return isInheritedCall(mo->superClass(), call, signal)
? QDesignerAxWidget::qt_metacall(call, signal, argv) : -1;
}
int rc = -1;
#ifndef QT_NO_EXCEPTIONS
try {
#endif
if (debugAxWidget)
if (call != QMetaObject::InvokeMetaMethod)
qDebug() << objectName() << call << signal << mo->property(signal).name();
switch (call) {
case QMetaObject::ResetProperty:
rc = aw->qt_metacall(call, signal, argv);
update();
m_propValues.remove(signal);
break;
case QMetaObject::WriteProperty:
rc = aw->qt_metacall(call, signal, argv);
update();
m_propValues.insert(signal, true);
break;
default:
rc = aw->qt_metacall(call, signal, argv);
break;
}
#ifndef QT_NO_EXCEPTIONS
} catch(...) {
qWarning(msgComException(this, call, signal).toUtf8());
}
#endif
return rc;
}
QT_END_NAMESPACE
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