glade2ui.cpp

Linux下的基于X11的图形开发环境。

		  QSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed) );
    emitProperty( QString("pixmap"), imageName, QString("pixmap") );
    emitClosing( QString("widget") );
}

void Glade2Ui::emitGnomeAbout( QString copyright, QString authors,
			       QString comments )
{
    QString prog = yyProgramName;
    if ( prog.isEmpty() )
	prog = QString( "Gnomovision 1.69" );
    if ( copyright.isEmpty() )
	copyright = QString( "(C) 2001 Jasmin Blanchette" );
    if ( authors.isEmpty() )
	authors = QString( "Jasmin Blanchette <[e-mail]>" );
    if ( comments.isEmpty() )
	comments = QString( "Gnomovision is the official GNU application." );

    emitOpening( QString("hbox") );
    emitSpacer( QString("Horizontal") );
    emitOpeningWidget( QString("QLayoutWidget") );
    emitOpening( QString("vbox") );
    emitProperty( QString("spacing"), 17 );

    /*
      Emit the application name.
    */
    emitOpeningWidget( QString("QLabel") );
    emitFontProperty( QString("font"), 24, TRUE );
    emitProperty( QString("text"), prog );
    emitProperty( QString("alignment"), QString("AlignAuto|AlignCenter"),
		  QString("set") );
    emitClosing( QString("widget") );

    /*
      Emit the copyright notice.
    */
    emitOpeningWidget( QString("QLabel") );
    emitFontProperty( QString("font"), 12, TRUE );
    emitProperty( QString("text"), copyright );
    emitClosing( QString("widget") );

    /*
      Emit the authors' names.
    */
    emitOpeningWidget( QString("QLayoutWidget") );
    emitOpening( QString("hbox") );

    emitOpeningWidget( QString("QLabel") );
    emitFontProperty( QString("font"), 12, TRUE );
    emitProperty( QString("text"), QString("Authors:") );
    emitProperty( QString("alignment"), QString("AlignAuto|AlignTop"),
		  QString("set") );
    emitClosing( QString("widget") );

    emitOpeningWidget( QString("QLabel") );
    emitFontProperty( QString("font"), 12, FALSE );
    emitProperty( QString("text"), authors );
    emitProperty( QString("alignment"), QString("AlignAuto|AlignTop"),
		  QString("set") );
    emitClosing( QString("widget") );

    emitSpacer( QString("Horizontal") );

    emitClosing( QString("hbox") );
    emitClosing( QString("widget") );

    /*
      Emit the comments.
    */
    emitOpeningWidget( QString("QLabel") );
    emitFontProperty( QString("font"), 10, FALSE );
    emitProperty( QString("text"), comments );
    emitProperty( QString("alignment"), QString("AlignAuto|AlignTop"),
		  QString("set") );
    emitClosing( QString("widget") );

    /*
      Emit the spacer and the OK button.
    */
    emitSpacer( QString("Vertical") );

    emitOpeningWidget( QString("QLayoutWidget") );
    emitOpening( QString("hbox") );
    emitSpacer( QString("Horizontal") );

    emitPushButton( QString("&OK"), QString("okButton") );

    emitSpacer( QString("Horizontal") );
    emitClosing( QString("hbox") );
    emitClosing( QString("widget") );

    emitClosing( QString("vbox") );
    emitClosing( QString("widget") );
    emitSpacer( QString("Horizontal") );
    emitClosing( QString("hbox") );
}

/*
  GnomeApps are emitted in two passes, because some information goes
  into the <widget> section, whereas other information goes into the
  <toolbars> section.
*/
void Glade2Ui::emitGnomeAppChildWidgetsPass1(
	const QValueList<QDomElement>& childWidgets )
{
    QValueList<QDomElement>::ConstIterator c = childWidgets.begin();
    while ( c != childWidgets.end() ) {
	QValueList<QDomElement> grandchildWidgets;
	QString childName;

	QDomNode n = (*c).firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("child_name") ) {
		childName = getTextValue( n );
	    } else if ( tagName == QString("widget") ) {
		grandchildWidgets.push_back( n.toElement() );
	    }
	    n = n.nextSibling();
	}

	if ( childName == QString("GnomeDock:contents") ) {
	    emitWidget( *c, FALSE );
	} else {
	    emitGnomeAppChildWidgetsPass1( grandchildWidgets );
	}
	++c;
    }
}

void Glade2Ui::doPass2( const QValueList<QDomElement>& childWidgets,
			QValueList<QDomElement> *menuBar,
			QValueList<QValueList<QDomElement> > *toolBars )
{
    QValueList<QDomElement>::ConstIterator c = childWidgets.begin();
    while ( c != childWidgets.end() ) {
	QValueList<QDomElement> grandchildWidgets;
	QString childName;
	QString gtkClass;

	QDomNode n = (*c).firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("child_name") ) {
		childName = getTextValue( n );
	    } else if ( tagName == QString("class") ) {
		gtkClass = getTextValue( n );
	    } else if ( tagName == QString("widget") ) {
		grandchildWidgets.push_back( n.toElement() );
	    }
	    n = n.nextSibling();
	}

	if ( gtkClass == QString("GtkMenuBar") ) {
	    *menuBar = grandchildWidgets;
	} else if ( gtkClass == QString("GtkToolbar") ) {
	    toolBars->push_back( grandchildWidgets );
	} else if ( childName != QString("GnomeDock:contents") ) {
	    doPass2( grandchildWidgets, menuBar, toolBars );
	}
	++c;
    }
}

void Glade2Ui::emitGnomeAppChildWidgetsPass2(
	const QValueList<QDomElement>& childWidgets )
{
    QValueList<QDomElement> menuBar;
    QValueList<QValueList<QDomElement> > toolBars;

    doPass2( childWidgets, &menuBar, &toolBars );

    emitGtkMenuBarChildWidgets( menuBar );
    if ( !toolBars.isEmpty() ) {
	emitOpening( QString("toolbars") );
	while ( !toolBars.isEmpty() ) {
	    emitGtkToolbarChildWidgets( toolBars.first() );
	    toolBars.remove( toolBars.begin() );
	}
	emitClosing( QString("toolbars") );
    }
}

void Glade2Ui::emitGtkButtonChildWidgets( QValueList<QDomElement> childWidgets )
{
    QValueList<QDomElement>::ConstIterator c = childWidgets.begin();
    while ( c != childWidgets.end() ) {
	QString label;

	QDomNode n = (*c).firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("label") ) {
		label = getTextValue( n );
	    } else if ( tagName == QString("widget") ) {
		childWidgets.push_back( n.toElement() );
	    }
	    n = n.nextSibling();
	}

	if ( !label.isEmpty() ) {
	    emitProperty( QString("text"), accelerate(label) );
	    break;
	}
	++c;
    }
}

void Glade2Ui::emitGtkComboChildWidgets(
	const QValueList<QDomElement>& childWidgets, const QStringList& items )
{
    QString text;

    // there should be exactly one child, of type GtkEntry
    if ( childWidgets.count() == 1 ) {
	QDomNode n = childWidgets.first().firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("name") ) {
		// grep 'elsewhere'
		emitProperty( QString("name"),
			      fixedName(getTextValue(n).latin1()) );
	    } else if ( tagName == QString("text") ) {
		text = getTextValue( n );
	    }
	    n = n.nextSibling();
	}
    }

    int n = 0;
    QStringList::ConstIterator s = items.begin();
    while ( s != items.end() ) {
	if ( !text.isEmpty() && *s == text )
	    emitProperty( QString("currentItem"), n );
	n++;
	++s;
    }

}

void Glade2Ui::emitGtkNotebookChildWidgets(
	const QValueList<QDomElement>& childWidgets )
{
    QStringList tabNames;
    QStringList tabLabels;

    for ( int i = 0; i < (int) childWidgets.count(); i++ ) {
	tabNames.push_back( QString("tab%1").arg(i + 1) );
	tabLabels.push_back( QString("Tab %1").arg(i + 1) );
    }

    QValueList<QDomElement>::ConstIterator c;
    c = childWidgets.begin();

    QStringList::Iterator nam = tabNames.begin();
    QStringList::Iterator lab = tabLabels.begin();

    while ( c != childWidgets.end() ) {
	QString childName;
	QString name;
	QString label;

	QDomNode n = (*c).firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("child_name") ) {
		childName = getTextValue( n );
	    } else if ( tagName == QString("name") ) {
		name = getTextValue( n );
	    } else if ( tagName == QString("label") ) {
		label = getTextValue( n );
	    }
	    n = n.nextSibling();
	}

	if ( childName == QString("Notebook:tab") ) {
	    if ( !name.isEmpty() )
		*nam = name;
	    if ( !label.isEmpty() )
		*lab = label;
	    ++nam;
	    ++lab;
	}
	++c;
    }

    c = childWidgets.begin();
    while ( c != childWidgets.end() ) {
	QString childName;
	QString name;
	QString label;

	QDomNode n = (*c).firstChild();
	while ( !n.isNull() ) {
	    QString tagName = n.toElement().tagName();
	    if ( tagName == QString("child_name") )
		childName = getTextValue( n );
	    n = n.nextSibling();
	}

	if ( childName != QString("Notebook:tab") ) {
	    emitOpeningWidget( QString("QWidget") );
	    emitProperty( QString("name"), tabNames.first().latin1() );
	    tabNames.remove( tabNames.begin() );
	    emitAttribute( QString("title"), accelerate(tabLabels.first()) );
	    tabLabels.remove( tabLabels.begin() );
	    emitWidget( *c, FALSE );
	    emitClosing( QString("widget") );
	}
	++c;
    }
}

void Glade2Ui::emitQListViewColumns( const QDomElement& qlistview )
{
    QDomNode n = qlistview.firstChild();
    while ( !n.isNull() ) {
	QString tagName = n.toElement().tagName();
	if ( tagName == QString("widget") ) {
	    QDomNode child = n.firstChild();
	    while ( !child.isNull() ) {
		QString tagName = child.toElement().tagName();
		if ( tagName == QString("label") ) {
		    emitOpening( QString("column") );
		    emitProperty( QString("text"),
				  decelerate(getTextValue(child)) );
		    emitClosing( QString("column") );
		}
		child = child.nextSibling();
	    }
	} else if ( tagName == QString("class") ) {
	    QString gtkClass = getTextValue( n );
	    if ( gtkClass.endsWith(QString("Tree")) )
		emitProperty( QString("rootIsDecorated"), QVariant(TRUE, 0) );
	} else if ( tagName == QString("selection_mode") ) {
	    emitProperty( QString("selectionMode"),
			  gtk2qtSelectionMode(getTextValue(n)) );
	}
	n = n.nextSibling();
    }
}

void Glade2Ui::emitGtkScrolledWindowChildWidgets(
	const QValueList<QDomElement>& childWidgets, const QString& qtClass )
{
    if ( childWidgets.count() == 1 ) {
	if ( qtClass == QString("QIconView") ||
	     qtClass == QString("QListBox") ||
	     qtClass == QString("QListView") ) {
	    QDomNode n = childWidgets.first().firstChild();
	    while ( !n.isNull() ) {
		QString tagName = n.toElement().tagName();
		if ( tagName == QString("selection_mode") ) {
		    emitProperty( QString("selectionMode"),
				  gtk2qtSelectionMode(getTextValue(n)) );
		}
		n = n.nextSibling();
	    }
	}

	if ( qtClass == QString("QListView") ) {
	    emitQListViewColumns( childWidgets.first() );
	} else if ( qtClass == QString("QTextEdit") ||
		    qtClass == QString("QTextView") ) {
	    QDomNode n = childWidgets.first().firstChild();
	    while ( !n.isNull() ) {
		QString tagName = n.toElement().tagName();
		if ( tagName == QString("text") )
		    emitProperty( QString("text"), getTextValue(n) );
		n = n.nextSibling();
	    }
	}
    }
}

void Glade2Ui::emitGnomeDruidPage( const QDomElement& druidPage )
{
    QValueList<QDomElement> childWidgets;
    QString gtkClass;
    QString logoImage;
    QString name;
    QString text;
    QString title;
    QString watermarkImage;

    emitOpeningWidget( QString("QWidget") );

    QDomNode n = druidPage.firstChild();
    while ( !n.isNull() ) {
	QString tagName = n.toElement().tagName();
	if ( tagName == QString("class") ) {
	    gtkClass = getTextValue( n );
	} else if ( tagName == QString("logo_image") ) {
	    logoImage = getTextValue( n );
	} else if ( tagName == QString("name") ) {
	    name = getTextValue( n );
	} else if ( tagName == QString("text") ) {
	    text = getTextValue( n );
	} else if ( tagName == QString("title") ) {
	    title = getTextValue( n );
	} else if ( tagName == QString("watermark_image") ) {
	    watermarkImage = getTextValue( n );
	} else if ( tagName == QString("widget") ) {
	    childWidgets.push_back( n.toElement() );
	}
	n = n.nextSibling();
    }

    if ( !name.isEmpty() )
	emitProperty( QString("name"), fixedName(name).latin1() );
    if ( title.isEmpty() )
	title = QString( "Page" );
    emitAttribute( QString("title"), title );

    /*
      We're striving to get the logoImage and/or the watermarkImage at
      the right places with a grid layout.
    */
    int leftAttach = 0;
    int rightAttach = 0;
    int topAttach = 0;
    int bottomAttach = 0;

    int numImages = 0;
    if ( !logoImage.isEmpty() ) {
	topAttach = 1;
	numImages++;
    }
    if ( !watermarkImage.isEmpty() ) {
	leftAttach = 1;
	numImages++;
    }
    rightAttach = leftAttach + numImages;
    bottomAttach = topAttach + numImages;