resource.cpp

Linux下的基于X11的图形开发环境。

			|| isPlugin
#endif
			  ) )
		MetaDataBase::addEntry( w );
	}
    }

    while ( !n.isNull() ) {
	if ( n.tagName() == "spacer" ) {
	    createSpacer( n, w, layout, Qt::Horizontal );
	} else if ( n.tagName() == "widget" ) {
	    createObject( n, w, layout );
	} else if ( n.tagName() == "hbox" ) {
	    layout = WidgetFactory::createLayout( w, layout, WidgetFactory::HBox );
	    obj = layout;
	    n = n.firstChild().toElement();
	    continue;
	} else if ( n.tagName() == "grid" ) {
	    layout = WidgetFactory::createLayout( w, layout, WidgetFactory::Grid );
	    obj = layout;
	    n = n.firstChild().toElement();
	    continue;
	} else if ( n.tagName() == "vbox" ) {
	    layout = WidgetFactory::createLayout( w, layout, WidgetFactory::VBox );
	    obj = layout;
	    n = n.firstChild().toElement();
	    continue;
	} else if ( n.tagName() == "property" && obj ) {
	    setObjectProperty( obj, n.attribute( "name" ), n.firstChild().toElement() );
	} else if ( n.tagName() == "attribute" && w ) {
	    QString attrib = n.attribute( "name" );
	    QVariant v = DomTool::elementToVariant( n.firstChild().toElement(), QVariant() );
	    if ( parent->inherits( "QTabWidget" ) ) {
		if ( attrib == "title" )
		    ( (QTabWidget*)parent )->insertTab( w, v.toString() );
	    } else if ( parent->inherits( "QWidgetStack" ) ) {
		if ( attrib == "id" )
		    ( (QDesignerWidgetStack*)parent )->insertPage( w, v.toInt() );
	    } else if ( parent->inherits( "QWizard" ) ) {
		if ( attrib == "title" )
		    ( (QWizard*)parent )->addPage( w, v.toString() );
#ifdef QT_CONTAINER_CUSTOM_WIDGETS
	    } else if ( isPlugin ) {
		if ( attrib == "label" ) {
		    WidgetInterface *iface = 0;
		    widgetManager()->queryInterface( parentClassName, &iface );
		    if ( iface ) {
			QWidgetContainerInterfacePrivate *iface2 = 0;
			iface->queryInterface( IID_QWidgetContainer, (QUnknownInterface**)&iface2 );
			if ( iface2 ) {
			    iface2->insertPage( parentClassName,
						(QWidget*)parent, v.toString(), -1, w );
			    iface2->release();
			}
			iface->release();
		    }
		}
#endif
	    }
	} else if ( n.tagName() == "item" ) {
	    createItem( n, w );
	} else if ( n.tagName() == "column" || n.tagName() =="row" ) {
	    createColumn( n, w );
	}

	n = n.nextSibling().toElement();
    }

    if ( w->isWidgetType() )
	widgets.insert( w->name(), w );

    return w;
}

void Resource::createColumn( const QDomElement &e, QWidget *widget )
{
    if ( !widget )
	return;

    if ( widget->inherits( "QListView" ) && e.tagName() == "column" ) {
	QListView *lv = (QListView*)widget;
	QDomElement n = e.firstChild().toElement();
	QPixmap pix;
	bool hasPixmap = FALSE;
	QString txt;
	bool clickable = TRUE, resizable = TRUE;
	while ( !n.isNull() ) {
	    if ( n.tagName() == "property" ) {
		QString attrib = n.attribute( "name" );
		QVariant v = DomTool::elementToVariant( n.firstChild().toElement(), QVariant() );
		if ( attrib == "text" )
		    txt = v.toString();
		else if ( attrib == "pixmap" ) {
		    pix = loadPixmap( n.firstChild().toElement().toElement() );
		    hasPixmap = !pix.isNull();
		} else if ( attrib == "clickable" )
		    clickable = v.toBool();
		else if ( attrib == "resizable" )
		    resizable = v.toBool();
	    }
	    n = n.nextSibling().toElement();
	}
	lv->addColumn( txt );
	int i = lv->header()->count() - 1;
	if ( hasPixmap ) {
	    lv->header()->setLabel( i, pix, txt );
	}
	if ( !clickable )
	    lv->header()->setClickEnabled( clickable, i );
	if ( !resizable )
	    lv->header()->setResizeEnabled( resizable, i );
    }
#ifndef QT_NO_TABLE
    else if ( widget->inherits( "QTable" ) ) {
	QTable *table = (QTable*)widget;
	bool isRow;
	if ( ( isRow = e.tagName() == "row" ) )
	    table->setNumRows( table->numRows() + 1 );
	else
	    table->setNumCols( table->numCols() + 1 );

	QDomElement n = e.firstChild().toElement();
	QPixmap pix;
	bool hasPixmap = FALSE;
	QString txt;
	QString field;
	QMap<QString, QString> fieldMap = MetaDataBase::columnFields( table );
	while ( !n.isNull() ) {
	    if ( n.tagName() == "property" ) {
		QString attrib = n.attribute( "name" );
		QVariant v = DomTool::elementToVariant( n.firstChild().toElement(), QVariant() );
		if ( attrib == "text" )
		    txt = v.toString();
		else if ( attrib == "pixmap" ) {
		    hasPixmap = !n.firstChild().firstChild().toText().data().isEmpty();
		    if ( hasPixmap )
			pix = loadPixmap( n.firstChild().toElement() );
		} else if ( attrib == "field" )
		    field = v.toString();
	    }
	    n = n.nextSibling().toElement();
	}

	int i = isRow ? table->numRows() - 1 : table->numCols() - 1;
	QHeader *h = !isRow ? table->horizontalHeader() : table->verticalHeader();
	if ( hasPixmap )
	    h->setLabel( i, pix, txt );
	else
	    h->setLabel( i, txt );
	if ( !isRow && !field.isEmpty() )
	    fieldMap.insert( txt, field );
	MetaDataBase::setColumnFields( table, fieldMap );
    }
#endif
}

void Resource::loadItem( const QDomElement &e, QPixmap &pix, QString &txt, bool &hasPixmap )
{
    QDomElement n = e;
    hasPixmap = FALSE;
    while ( !n.isNull() ) {
	if ( n.tagName() == "property" ) {
	    QString attrib = n.attribute( "name" );
	    QVariant v = DomTool::elementToVariant( n.firstChild().toElement(), QVariant() );
	    if ( attrib == "text" )
		txt = v.toString();
	    else if ( attrib == "pixmap" ) {
		pix = loadPixmap( n.firstChild().toElement() );
		hasPixmap = !pix.isNull();
	    }
	}
	n = n.nextSibling().toElement();
    }
}

void Resource::createItem( const QDomElement &e, QWidget *widget, QListViewItem *i )
{
    if ( !widget || !WidgetFactory::hasItems( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( widget ) ) ) )
	return;

    if ( widget->inherits( "QListBox" ) || widget->inherits( "QComboBox" ) ) {
	QDomElement n = e.firstChild().toElement();
	QPixmap pix;
	bool hasPixmap = FALSE;
	QString txt;
	loadItem( n, pix, txt, hasPixmap );
	QListBox *lb = 0;
	if ( widget->inherits( "QListBox" ) )
	    lb = (QListBox*)widget;
	else
	    lb = ( (QComboBox*)widget)->listBox();
	if ( hasPixmap ) {
	    new QListBoxPixmap( lb, pix, txt );
	} else {
	    new QListBoxText( lb, txt );
	}
    } else if ( widget->inherits( "QIconView" ) ) {
	QDomElement n = e.firstChild().toElement();
	QPixmap pix;
	bool hasPixmap = FALSE;
	QString txt;
	loadItem( n, pix, txt, hasPixmap );
	QIconView *iv = (QIconView*)widget;
	if ( hasPixmap )
	    new QIconViewItem( iv, txt, pix );
	else
	    new QIconViewItem( iv, txt );
    } else if ( widget->inherits( "QListView" ) ) {
	QDomElement n = e.firstChild().toElement();
	QPixmap pix;
	QValueList<QPixmap> pixmaps;
	QStringList textes;
	QListViewItem *item = 0;
	QListView *lv = (QListView*)widget;
	if ( i )
	    item = new QListViewItem( i, lastItem );
	else
	    item = new QListViewItem( lv, lastItem );
	while ( !n.isNull() ) {
	    if ( n.tagName() == "property" ) {
		QString attrib = n.attribute( "name" );
		QVariant v = DomTool::elementToVariant( n.firstChild().toElement(), QVariant() );
		if ( attrib == "text" )
		    textes << v.toString();
		else if ( attrib == "pixmap" ) {
		    QString s = v.toString();
		    if ( s.isEmpty() ) {
			pixmaps << QPixmap();
		    } else {
			pix = loadPixmap( n.firstChild().toElement() );
			pixmaps << pix;
		    }
		}
	    } else if ( n.tagName() == "item" ) {
		item->setOpen( TRUE );
		createItem( n, widget, item );
	    }

	    n = n.nextSibling().toElement();
	}

	for ( int i = 0; i < lv->columns(); ++i ) {
	    item->setText( i, textes[ i ] );
	    item->setPixmap( i, pixmaps[ i ] );
	}
	lastItem = item;
    }
}

QWidget *Resource::createSpacer( const QDomElement &e, QWidget *parent, QLayout *layout, Qt::Orientation o )
{
    QDomElement n = e.firstChild().toElement();
    int row = e.attribute( "row" ).toInt();
    int col = e.attribute( "column" ).toInt();
    int rowspan = e.attribute( "rowspan" ).toInt();
    int colspan = e.attribute( "colspan" ).toInt();
    if ( rowspan < 1 )
	rowspan = 1;
    if ( colspan < 1 )
	colspan = 1;

    Spacer *spacer = (Spacer*) WidgetFactory::create( WidgetDatabase::idFromClassName("Spacer"),
						      parent, "spacer", FALSE);
    spacer->setOrientation( o );
    spacer->setInteraciveMode( FALSE );
    while ( !n.isNull() ) {
	if ( n.tagName() == "property" )
	    setObjectProperty( spacer, n.attribute( "name" ), n.firstChild().toElement() );
	n = n.nextSibling().toElement();
    }
    spacer->setInteraciveMode( TRUE );
    if ( formwindow )
	formwindow->insertWidget( spacer, pasting );
    if ( layout ) {
	if ( layout->inherits( "QBoxLayout" ) )
	    ( (QBoxLayout*)layout )->addWidget( spacer, 0, spacer->alignment() );
	else
	    ( (QDesignerGridLayout*)layout )->addMultiCellWidget( spacer, row, row + rowspan - 1, col, col + colspan - 1,
								  spacer->alignment() );
    }
    return spacer;
}

/*!
  Attention: this function has to be in sync with Uic::setObjectProperty(). If you change one, change both.
*/
void Resource::setObjectProperty( QObject* obj, const QString &prop, const QDomElement &e )
{
    const QMetaProperty *p = obj->metaObject()->property( obj->metaObject()->findProperty( prop, TRUE ), TRUE );

    if ( !obj->inherits( "QLayout" )  ) {// no layouts in metadatabase... (RS)
	if ( obj->inherits( "CustomWidget" ) ) {
	    MetaDataBase::CustomWidget *cw = ( (CustomWidget*)obj )->customWidget();
	    if ( cw && !cw->hasProperty( prop.latin1() ) && !p && prop != "toolTip" && prop != "whatsThis" )
		return;
	}
	MetaDataBase::setPropertyChanged( obj, prop, TRUE );
    }

    QVariant defVarient;
    if ( e.tagName() == "font" ) {
	QFont f( qApp->font() );
	if ( obj->isWidgetType() && ( (QWidget*)obj )->parentWidget() )
	    f = ( (QWidget*)obj )->parentWidget()->font();
	defVarient = QVariant( f );
    }

    QString comment;
    QVariant v( DomTool::elementToVariant( e, defVarient, comment ) );

    if ( !comment.isEmpty() ) {
	MetaDataBase::addEntry( obj );
	MetaDataBase::setPropertyComment( obj, prop, comment );
    }

    if ( e.tagName() == "pixmap" ) {
	QPixmap pix = loadPixmap( e );
	if ( pix.isNull() )
	    return;
	v = QVariant( pix );
    } else if ( e.tagName() == "iconset" ) {
	QPixmap pix = loadPixmap( e, "iconset" );
	if ( pix.isNull() )
	    return;
	v = QVariant( QIconSet( pix ) );
    } else if ( e.tagName() == "image" ) {
	v = QVariant( loadFromCollection( v.toString() ) );
    }

    if ( !p ) {
	MetaDataBase::setFakeProperty( obj, prop, v );
	if ( obj->isWidgetType() ) {
	    if ( prop == "database" && obj != toplevel ) {
		QStringList lst = MetaDataBase::fakeProperty( obj, "database" ).toStringList();
		if ( lst.count() > 2 )
		    dbControls.insert( obj->name(), lst[ 2 ] );
		else if ( lst.count() == 2 )
		    dbTables.insert( obj->name(), lst );
	    }
	    return;
	}
    }


    if ( e.tagName() == "palette" ) {
	QDomElement n = e.firstChild().toElement();
	QPalette p;
	while ( !n.isNull() ) {
	    QColorGroup cg;
	    if ( n.tagName() == "active" ) {
		cg = loadColorGroup( n );
		p.setActive( cg );
	    } else if ( n.tagName() == "inactive" ) {
		cg = loadColorGroup( n );
		p.setInactive( cg );
	    } else if ( n.tagName() == "disabled" ) {
		cg = loadColorGroup( n );
		p.setDisabled( cg );
	    }
	    n = n.nextSibling().toElement();
	}
	v = QPalette( p );
    } else if ( e.tagName() == "enum" && p && p->isEnumType() ) {
	QString key( v.toString() );
	int vi = p->keyToValue( key );
	if ( p->valueToKey( vi ) != key )
	    return; // ignore invalid properties
	v = QVariant( vi );
    } else if ( e.tagName() == "set" && p && p->isSetType() ) {
	QString keys( v.toString() );
	QStringList lst = QStringList::split( '|', keys );
	QStrList l;
	for ( QStringList::Iterator it = lst.begin(); it != lst.end(); ++it )
	    l.append( *it );
	v = QVariant( p->keysToValue( l ) );
    }

    if ( prop == "caption" ) {
	QCString s1 = v.toCString();
	QString s2 = v.toStri