 /**********************************************************************
** Copyright (C) 2000 Trolltech AS.  All rights reserved.
**
** This file is part of Qt Designer.
**
** This file may be distributed and/or modified under the terms of the
** GNU General Public License version 2 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
** See http://www.trolltech.com/gpl/ for GPL licensing information.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
**
**********************************************************************/

#include "designerappiface.h"
#include "designerapp.h"

#include "mainwindow.h"
#include "defs.h"
#include "globaldefs.h"
#include "formwindow.h"
#include "widgetdatabase.h"
#include "widgetfactory.h"
#include "propertyeditor.h"
#include "metadatabase.h"
#include "resource.h"
#include "pixmapchooser.h"
#include "config.h"
#include "hierarchyview.h"
#include "newformimpl.h"
#include "workspace.h"
#include "about.h"
#include "multilineeditorimpl.h"
#include "wizardeditorimpl.h"
#include "outputwindow.h"
#include <qinputdialog.h>
#if defined(HAVE_KDE)
#include <ktoolbar.h>
#else
#include <qtoolbar.h>
#endif
#include <qfeatures.h>
#include <qmetaobject.h>
#include <qaction.h>
#include <qpixmap.h>
#include <qworkspace.h>
#include <qfiledialog.h>
#include <qclipboard.h>
#include <qmessagebox.h>
#include <qbuffer.h>
#include <qdir.h>
#include <qstyle.h>
#include <qlabel.h>
#include <qstatusbar.h>
#include <qfile.h>
#include <qcheckbox.h>
#include <qwhatsthis.h>
#include <qwizard.h>
#include <qdir.h>
#include <qtimer.h>
#include <qlistbox.h>
#include <stdlib.h>
#include <qdockwindow.h>
#include <qregexp.h>
#include <qstylefactory.h>
#include "actioneditorimpl.h"
#include "actiondnd.h"
#include "project.h"
#include "projectsettingsimpl.h"
#include "qwidgetfactory.h"
#include <qvbox.h>
#include <qprocess.h>
#include <qsettings.h>
#include "pixmapcollection.h"
#include "sourcefile.h"
#include "qcompletionedit.h"
#include <qaccel.h>
#include <qtooltip.h>
#include <stdlib.h>
#ifndef Q_OS_WIN32
#include "assistproc.h"
#endif

static bool mblockNewForms = FALSE;
extern QMap<QWidget*, QString> *qwf_functions;
extern QMap<QWidget*, QString> *qwf_forms;
extern QString *qwf_language;
extern bool qwf_execute_code;
extern bool qwf_stays_on_top;
extern void set_splash_status( const QString &txt );
/*### static bool tbSettingsRead = FALSE; */

MainWindow *MainWindow::self = 0;

QString assistantPath()
{
#if defined(Q_OS_MACX)
    return QDir::cleanDirPath(QString(getenv("QTDIR")) + QDir::separator() +
			      "bin" + QDir::separator() +
			      "assistant.app/Contents/MacOS/assistant");
#else
    return "assistant";
#endif
}


static QString textNoAccel( const QString& text)
{
    QString t = text;
    int i;
    while ( (i = t.find('&') )>= 0 ) {
	t.remove(i,1);
    }
    return t;
}


MainWindow::MainWindow( bool asClient )
#if defined(HAVE_KDE)
    : KMainWindow( 0, "mainwindow", WType_TopLevel | WDestructiveClose | WGroupLeader ),
#else
    : QMainWindow( 0, "mainwindow", WType_TopLevel | WDestructiveClose | WGroupLeader ),
#endif
      grd( 10, 10 ), sGrid( TRUE ), snGrid( TRUE ), restoreConfig( TRUE ), splashScreen( TRUE ),
      docPath( "$QTDIR/doc/html" ), fileFilter( tr( "Qt User-Interface Files (*.ui)" ) ), client( asClient ),
      previewing( FALSE ), databaseAutoEdit( FALSE )
{
    init_colors();

    desInterface = new DesignerInterfaceImpl( this );
    desInterface->addRef();
    inDebugMode = FALSE;

    updateSlotsTimer = new QTimer( this );
    connect( updateSlotsTimer, SIGNAL( timeout() ),
	     this, SLOT( doSlotsChanged() ) );

    set_splash_status( "Loading Plugins..." );
    setupPluginManagers();

    qApp->setMainWidget( this );
    QWidgetFactory::addWidgetFactory( new CustomWidgetFactory );
    self = this;
    setIcon( PixmapChooser::loadPixmap( "logo" ) );

    actionGroupTools = 0;
    prefDia = 0;
    windowMenu = 0;
    hierarchyView = 0;
    actionEditor = 0;
    currentProject = 0;
    wspace = 0;
    oWindow = 0;

    statusBar()->clear();
#if defined(QT_NON_COMMERCIAL)
    statusBar()->addWidget( new QLabel(tr("Ready - This is the non-commercial version of Qt - "
	"For commercial evaluations, use the help menu to register with Trolltech."), statusBar()), 1 );
#else
    statusBar()->addWidget( new QLabel("Ready", statusBar()), 1 );
#endif


    set_splash_status( "Setting up GUI..." );
    setupMDI();
    setupMenuBar();

    setupFileActions();
    setupEditActions();
    setupProjectActions();
    setupSearchActions();
#if defined(HAVE_KDE)
    layoutToolBar = new KToolBar( this, "Layout" );
    ( (KToolBar*)layoutToolBar )->setFullSize( FALSE );
#else
    layoutToolBar = new QToolBar( this, "Layout" );
    layoutToolBar->setCloseMode( QDockWindow::Undocked );
#endif
    addToolBar( layoutToolBar, tr( "Layout" ) );
    setupToolActions();
    setupLayoutActions();
    setupPreviewActions();
    setupOutputWindow();
    setupActionManager();
    setupWindowActions();

    setupWorkspace();
    setupHierarchyView();
    setupPropertyEditor();
    setupActionEditor();

    setupHelpActions();

    setupRMBMenus();

    connect( this, SIGNAL( projectChanged() ), this, SLOT( emitProjectSignals() ) );
    connect( this, SIGNAL( hasActiveWindow(bool) ), this, SLOT( emitProjectSignals() ) );

    emit hasActiveForm( FALSE );
    emit hasActiveWindow( FALSE );

    lastPressWidget = 0;
    qApp->installEventFilter( this );

    QSize as( qApp->desktop()->size() );
    as -= QSize( 30, 30 );
    resize( QSize( 1200, 1000 ).boundedTo( as ) );

    connect( qApp->clipboard(), SIGNAL( dataChanged() ),
	     this, SLOT( clipboardChanged() ) );
    clipboardChanged();
    layoutChilds = FALSE;
    layoutSelected = FALSE;
    breakLayout = FALSE;
    backPix = TRUE;

    set_splash_status( "Loading User Settings..." );
    readConfig();

    // hack to make WidgetFactory happy (so it knows QWidget and QDialog for resetting properties)
    QWidget *w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QWidget" ), this, 0, FALSE );
    delete w;
    w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QDialog" ), this, 0, FALSE );
    delete w;
    w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QLabel" ), this, 0, FALSE );
    delete w;
    w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QTabWidget" ), this, 0, FALSE );
    delete w;
    w = WidgetFactory::create( WidgetDatabase::idFromClassName( "QFrame" ), this, 0, FALSE );
    delete w;

    setAppropriate( (QDockWindow*)actionEditor->parentWidget(), FALSE );
    actionEditor->parentWidget()->hide();

#ifndef Q_OS_WIN32
    assistant = new AssistProc( this, "Internal Assistant", assistantPath() );
#endif

    statusBar()->setSizeGripEnabled( TRUE );
    set_splash_status( "Initialization Done." );
}

MainWindow::~MainWindow()
{
    QValueList<Tab>::Iterator tit;
    for ( tit = preferenceTabs.begin(); tit != preferenceTabs.end(); ++tit ) {
	Tab t = *tit;
	delete t.w;
    }
    for ( tit = projectTabs.begin(); tit != projectTabs.end(); ++tit ) {
	Tab t = *tit;
	delete t.w;
    }

    QMap< QAction*, Project* >::Iterator it = projects.begin();
    while ( it != projects.end() ) {
	Project *p = *it;
	++it;
	delete p;
    }
    projects.clear();

    delete oWindow;
    oWindow = 0;

    desInterface->release();
    desInterface = 0;

    delete actionPluginManager;
    delete preferencePluginManager;
    delete projectSettingsPluginManager;
    delete interpreterPluginManager;
    delete programPluginManager;
    delete templateWizardPluginManager;
    delete editorPluginManager;
    delete sourceTemplatePluginManager;

    MetaDataBase::clearDataBase();
}

void MainWindow::setupMDI()
{
    QVBox *vbox = new QVBox( this );
    setCentralWidget( vbox );
    vbox->setFrameStyle( QFrame::StyledPanel | QFrame::Sunken );
    vbox->setMargin( 1 );
    vbox->setLineWidth( 1 );
    qworkspace = new QWorkspace( vbox );
    qworkspace->setBackgroundMode( PaletteDark );
    qworkspace->setBackgroundPixmap( PixmapChooser::loadPixmap( "background.png", PixmapChooser::NoSize ) );
    qworkspace->setScrollBarsEnabled( TRUE );
    connect( qworkspace, SIGNAL( windowActivated( QWidget * ) ),
	     this, SLOT( activeWindowChanged( QWidget * ) ) );
    lastActiveFormWindow = 0;
    qworkspace->setAcceptDrops( TRUE );
}

void MainWindow::setupMenuBar()
{
    menubar = menuBar();
}

void MainWindow::setupPropertyEditor()
{
    QDockWindow *dw = new QDockWindow;
    dw->setResizeEnabled( TRUE );
    dw->setCloseMode( QDockWindow::Always );
    propertyEditor = new PropertyEditor( dw );
    addToolBar( dw, Qt::DockLeft );
    dw->setWidget( propertyEditor );
    dw->setFixedExtentWidth( 300 );
    dw->setCaption( tr( "Property Editor/Signal Handlers" ) );
    QWhatsThis::add( propertyEditor,
		     tr("<b>The Property Editor</b>"
			"<p>You can change the appearance and behavior of the selected widget in the "
			"property editor.</p>"
			"<p>You can set properties for components and forms at design time and see the "
			"immediately see the effects of the changes. "
			"Each property has its own editor which (depending on the property) can be used "
			"to enter "
			"new values, open a special dialog, or to select values from a predefined list. "
			"Click <b>F1</b> to get detailed help for the selected property.</p>"
			"<p>You can resize the columns of the editor by dragging the separators in the "
			"list's header.</p>"
			"<p><b>Signal Handlers</b></p>"
			"<p>In the Signal Handlers tab you can define connections between "
			"the signals emitted by widgets and the slots in the form. "
			"(These connections can also be made using the connection tool.)" ) );
    dw->show();
}

void MainWindow::setupOutputWindow()
{
    QDockWindow *dw = new QDockWindow;
    dw->setResizeEnabled( TRUE );
    dw->setCloseMode( QDockWindow::Always );
    addToolBar( dw, Qt::DockBottom );
    oWindow = new OutputWindow( dw );
    dw->setWidget( oWindow );
    dw->setFixedExtentHeight( 200 );
    dw->setCaption( tr( "Output Window" ) );
    dw->hide();
}

void MainWindow::setupHierarchyView()
{
    if ( hierarchyView )
	return;
    QDockWindow *dw = new QDockWindow;
    dw->setResizeEnabled( TRUE );
    dw->setCloseMode( QDockWindow::Always );
    hierarchyView = new HierarchyView( dw );
    addToolBar( dw, Qt::DockLeft );
    dw->setWidget( hierarchyView );

    dw->setCaption( tr( "Object Explorer" ) );
    dw->setFixedExtentWidth( 300 );
    QWhatsThis::add( hierarchyView,
		     tr("<b>The Object Explorer</b>"
			"<p>The Object Explorer provides an overview of the relationships "
			"between the widgets in a form. You can use the clipboard functions using "
			"a context menu for each item in the view. It is also useful for selecting widgets "
			"in forms that have complex layouts.</p>"
			"<p>The columns can be resized by dragging the separator in the list's header.</p>"
			"<p>The second tab shows all the form's slots, class variables, includes, etc.</p>") );
    dw->show();
}

void MainWindow::setupWorkspace()
{
    QDockWindow *dw = new QDockWindow;
    dw->setResizeEnabled( TRUE );
    dw->setCloseMode( QDockWindow::Always );
    QVBox *vbox = new QVBox( dw );
    QCompletionEdit *edit = new QCompletionEdit( vbox );
    QToolTip::add( edit, tr( "Start typing the buffer you want to switch to here (ALT+B)" ) );
    QAccel *a = new QAccel( this );
    a->connectItem( a->insertItem( ALT + Key_B ), edit, SLOT( setFocus() ) );
    wspace = new Workspace( vbox, this );
    wspace->setBufferEdit( edit );
    wspace->setCurrentProject( currentProject );
    addToolBar( dw, Qt::DockLeft );
    dw->setWidget( vbox );

    dw->setCaption( tr( "File Overview" ) );
    QWhatsThis::add( wspace, tr("<b>The File Overview Window</b>"
				"<p>The File Overview Window displays all the files in all "
				"open projects, including forms and source files.</p>"
				"<p>Use the search field to rapidly switch between files.</p>"));
    dw->setFixedExtentHeight( 100 );
    dw->show();
}

void MainWindow::setupActionEditor()
{
    QDockWindow *dw = new QDockWindow( QDockWindow::OutsideDock, this, 0 );
    addDockWindow( dw, Qt::DockTornOff );
    dw->setResizeEnabled( TRUE );
    dw->setCloseMode( QDockWindow::Always );
    actionEditor = new ActionEditor( dw );
    dw->setWidget( actionEditor );
    actionEditor->show();
    dw->setCaption( tr( "Action Editor" ) );
    QWhatsThis::add( actionEditor, tr("<b>The Action Editor</b>"
				      "<p>The Action Editor is used to add actions and action groups to "
				      "a form, and to connect actions to slots. Actions and action "
				      "groups can be dragged into menus and into toolbars, and may "
				      "feature keyboard shortcuts and tooltips. If actions have pixmaps "
				      "these are displayed on toolbar buttons and besides their names in "
				      "menus.</p>" ) );
    dw->hide();
    setAppropriate( dw, FALSE );
}

void MainWindow::setupRMBMenus()
{
    rmbWidgets = new QPopupMenu( this );
    actionEditCut->addTo( rmbWidgets );
    actionEditCopy->addTo( rmbWidgets );
    actionEditPaste->addTo( rmbWidgets );
    actionEditDelete->addTo( rmbWidgets );
#if 0
    rmbWidgets->insertSeparator();
    actionEditLower->addTo( rmbWidgets );
    actionEditRaise->addTo( rmbWidgets );
#endif
    rmbWidgets->insertSeparator();
    actionEditAdjustSize->addTo( rmbWidgets );
    actionEditHLayout->addTo( rmbWidgets );
    actionEditVLayout->addTo( rmbWidgets );
    actionEditGridLayout->addTo( rmbWidgets );
    actionEditSplitHorizontal->addTo( rmbWidgets );
    actionEditSplitVertical->addTo( rmbWidgets );
    actionEditBreakLayout->addTo( rmbWidgets );
    rmbWidgets->insertSeparator();
    actionEditConnections->addTo( rmbWidgets );
    actionEditSource->addTo( rmbWidgets );

    rmbFormWindow = new QPopupMenu( this );
    actionEditPaste->addTo( rmbFormWindow );
    actionEditSelectAll->addTo( rmbFormWindow );
    actionEditAccels->addTo( rmbFormWindow );
    rmbFormWindow->insertSeparator();
    actionEditAdjustSize->addTo( rmbFormWindow );
    actionEditHLayout->addTo( rmbFormWindow );
    actionEditVLayout->addTo( rmbFormWindow );
    actionEditGridLayout->addTo( rmbFormWindow );
    actionEditBreakLayout->addTo( rmbFormWindow );
    rmbFormWindow->insertSeparator();
    actionEditSlots->addTo( rmbFormWindow );
    actionEditConnections->addTo( rmbFormWindow );
    actionEditSource->addTo( rmbFormWindow );
    rmbFormWindow->insertSeparator();
    actionEditFormSettings->addTo( rmbFormWindow );
}

void MainWindow::toolSelected( QAction* action )
{
    actionCurrentTool = action;
    emit currentToolChanged();
    if ( formWindow() )
	formWindow()->commandHistory()->emitUndoRedo();
}

int MainWindow::currentTool() const
{
    if ( !actionCurrentTool )
	return POINTER_TOOL;
    return QString::fromLatin1(actionCurrentTool->name()).toInt();
}

QObjectList *MainWindow::runProject()
{
    static QWidget *invisibleGroupLeader = 0;
    if ( !invisibleGroupLeader ) {
	invisibleGroupLeader = new QWidget( 0, "designer_invisible_group_leader", WGroupLeader );
	invisibleGroupLeader->hide();
    }

    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	e->save();
	e->saveBreakPoints();
    }
    fileSaveProject();

    if ( currentTool() == ORDER_TOOL )
	resetTool();
    if ( !currentProject )
	return 0;
    //oWindow->parentWidget()->show();
    oWindow->clearErrorMessages();
    oWindow->clearDebug();
    oWindow->showDebugTab();
    QApplication::setOverrideCursor( WaitCursor );

    delete qwf_functions;
    qwf_functions = 0;
    delete qwf_forms;
    qwf_forms = 0;
    delete qwf_language;
    qwf_language = new QString( currentProject->language() );
    qwf_execute_code = FALSE;

    previewing = TRUE;


    for ( QPtrListIterator<FormFile> it = currentProject->formFiles(); it.current(); ++it ) {
	QWidget *w = QWidgetFactory::create( currentProject->makeAbsolute( (*it)->fileName() ), 0, invisibleGroupLeader );

	if ( w ) {
	    w->hide();
	    if ( programPluginManager ) {
		QString lang = currentProject->language();
		ProgramInterface *piface = 0;
		programPluginManager->queryInterface( lang, &piface);
		if ( piface ) {
		    QStringList error;
		    QValueList<int> line;
		    if ( qwf_functions ) {
			QMap<QWidget*, QString>::Iterator it = qwf_functions->find( w );
			if ( it == qwf_functions->end() )
			    continue;
			if ( !piface->check( *it, error, line ) && !error.isEmpty() && !error[ 0 ].isEmpty() ) {
			    showSourceLine( it.key(), line[ 0 ] - 1, Error );
			    oWindow->setErrorMessages( error, line );
			    piface->release();
			    QApplication::restoreOverrideCursor();
			    return 0;
			}
		    }
		    for ( QPtrListIterator<SourceFile> sources = currentProject->sourceFiles();
			  sources.current(); ++sources ) {
			SourceFile* f = sources.current();
			QStringList error;
			QValueList<int> line;
			if ( !piface->check( f->text(), error, line ) && !error.isEmpty() && !error[ 0 ].isEmpty() ) {
			    showSourceLine( f, line[ 0 ] - 1, Error );
			    oWindow->setErrorMessages( error, line );
			    piface->release();
			    QApplication::restoreOverrideCursor();
			    return 0;
			}
		    }
		    piface->release();
		}
	    }
	}
    }

    delete qwf_functions;
    qwf_functions = 0;
    delete qwf_forms;
    qwf_forms = 0;
    delete qwf_language;
    qwf_language = new QString( currentProject->language() );
    qwf_execute_code = TRUE;
    qwf_stays_on_top = TRUE;

    InterpreterInterface *iiface = 0;
    if ( interpreterPluginManager ) {
	QString lang = currentProject->language();
	iiface = 0;
	interpreterPluginManager->queryInterface( lang, &iiface );
	if ( iiface ) {
	    iiface->onShowDebugStep( this, SLOT( showDebugStep( QObject *, int ) ) );
	    iiface->onShowStackFrame( this, SLOT( showStackFrame( QObject *, int ) ) );
	    iiface->onShowError( this, SLOT( showErrorMessage( QObject *, int, const QString & ) ) );
	    iiface->onFinish( this, SLOT( finishedRun() ) );
	}

	LanguageInterface *liface = MetaDataBase::languageInterface( lang );
	if ( iiface )
	    iiface->init();
	if ( liface && liface->supports( LanguageInterface::AdditionalFiles ) ) {
	    for ( QPtrListIterator<SourceFile> sources = currentProject->sourceFiles();
		  sources.current(); ++sources ) {
		SourceFile* f = sources.current();
		iiface->exec( f, f->text() );
	    }
	}
    }

    QObjectList *l = new QObjectList;
    if ( iiface ) {
	bool hasForms = FALSE;
	for ( QPtrListIterator<FormFile> forms = currentProject->formFiles();
	      forms.current(); ++forms ) {
	    FormFile* f = forms.current();
	    hasForms = TRUE;
	    if ( !f->formWindow() )
		continue;
	    FormWindow* fw = f->formWindow();
	    QValueList<int> bps = MetaDataBase::breakPoints( fw );
	    if ( !bps.isEmpty() )
		iiface->setBreakPoints( fw, bps );
	}

	for ( QPtrListIterator<SourceFile> sources = currentProject->sourceFiles();
	      sources.current(); ++sources ) {
	    SourceFile* f = sources.current();
	    QValueList<int> bps = MetaDataBase::breakPoints( f );
	    if ( !bps.isEmpty() )
		iiface->setBreakPoints( f, bps );
	}

	if ( hasForms )
	    iiface->exec( 0, "main" );

	for ( QPtrListIterator<FormFile> it2 = currentProject->formFiles(); it2.current(); ++it2 ) {
	    QWidget *w = QWidgetFactory::create( (*it2)->absFileName(), 0, invisibleGroupLeader );
	    if ( w ) {
		l->append( w );
		w->hide();
	    }
	}

	for ( QObject *o = l->first(); o; o = l->next() ) {
	    QWidget *fw = findRealForm( (QWidget*)o );
	    if ( !fw )
		continue;
	    QValueList<int> bps = MetaDataBase::breakPoints( fw );
	    if ( !bps.isEmpty() )
		iiface->setBreakPoints( o, bps );
	}

	iiface->release();
    }

    QApplication::restoreOverrideCursor();
    inDebugMode = TRUE;

    debuggingForms = *l;

    enableAll( FALSE );

    qwf_stays_on_top = FALSE;

    for ( SourceEditor *e2 = sourceEditors.first(); e2; e2 = sourceEditors.next() ) {
	if ( e2->project() == currentProject )
	    e2->editorInterface()->setMode( EditorInterface::Debugging );
    }
    return l;
}

QWidget* MainWindow::previewFormInternal( QStyle* style, QPalette* palet )
{
    qwf_execute_code = FALSE;
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() )
	e->save();
    if ( currentTool() == ORDER_TOOL )
	resetTool();

    FormWindow *fw = formWindow();
    if ( !fw )
	return 0;

    QStringList databases;
    QPtrDictIterator<QWidget> wit( *fw->widgets() );
    while ( wit.current() ) {
	QStringList lst = MetaDataBase::fakeProperty( wit.current(), "database" ).toStringList();
	if ( !lst.isEmpty() )
	    databases << lst [ 0 ];
	++wit;
    }

    if ( fw->project() ) {
	QStringList::Iterator it;
	for ( it = databases.begin(); it != databases.end(); ++it )
	    fw->project()->openDatabase( *it, FALSE );
    }
    QApplication::setOverrideCursor( WaitCursor );

    QCString s;
    QBuffer buffer( s );
    buffer.open( IO_WriteOnly );
    Resource resource( this );
    resource.setWidget( fw );
    QValueList<Resource::Image> images;
    resource.save( &buffer );

    buffer.close();
    buffer.open( IO_ReadOnly );

    QWidget *w = QWidgetFactory::create( &buffer );
    if ( w ) {
	previewedForm = w;
	if ( palet ) {
	    if ( style )
		style->polish( *palet );
	    w->setPalette( *palet );
	}

	if ( style )
	    w->setStyle( style );

	QObjectList *l = w->queryList( "QWidget" );
	for ( QObject *o = l->first(); o; o = l->next() ) {
	    if ( style )
		( (QWidget*)o )->setStyle( style );
	}
	delete l;

	w->move( fw->mapToGlobal( QPoint(0,0) ) );
	((MainWindow*)w )->setWFlags( WDestructiveClose );
	previewing = TRUE;
	w->show();
	previewing = FALSE;
	QApplication::restoreOverrideCursor();
	return w;
    }
    QApplication::restoreOverrideCursor();
    return 0;
}

void MainWindow::previewForm()
{
    QWidget* w = previewFormInternal();
    if ( w )
	w->show();
}

void MainWindow::previewForm( const QString & style )
{
    QStyle* st = QStyleFactory::create( style );
    QWidget* w = 0;
    if ( style == "Motif" ) {
	QPalette p( QColor( 192, 192, 192 ) );
	w = previewFormInternal( st, &p );
    } else if ( style == "Windows" ) {
	QPalette p( QColor( 212, 208, 200 ) );
	w = previewFormInternal( st, &p );
    } else if ( style == "Platinum" ) {
	QPalette p( QColor( 220, 220, 220 ) );
	w = previewFormInternal( st, &p );
    } else if ( style == "CDE" ) {
	QPalette p( QColor( 75, 123, 130 ) );
	p.setColor( QPalette::Active, QColorGroup::Base, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Inactive, QColorGroup::Base, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Disabled, QColorGroup::Base, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Active, QColorGroup::Highlight, Qt::white );
	p.setColor( QPalette::Active, QColorGroup::HighlightedText, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Inactive, QColorGroup::Highlight, Qt::white );
	p.setColor( QPalette::Inactive, QColorGroup::HighlightedText, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Disabled, QColorGroup::Highlight, Qt::white );
	p.setColor( QPalette::Disabled, QColorGroup::HighlightedText, QColor( 55, 77, 78 ) );
	p.setColor( QPalette::Active, QColorGroup::Foreground, Qt::white );
	p.setColor( QPalette::Active, QColorGroup::Text, Qt::white );
	p.setColor( QPalette::Active, QColorGroup::ButtonText, Qt::white );
	p.setColor( QPalette::Inactive, QColorGroup::Foreground, Qt::white );
	p.setColor( QPalette::Inactive, QColorGroup::Text, Qt::white );
	p.setColor( QPalette::Inactive, QColorGroup::ButtonText, Qt::white );
	p.setColor( QPalette::Disabled, QColorGroup::Foreground, Qt::lightGray );
	p.setColor( QPalette::Disabled, QColorGroup::Text, Qt::lightGray );
	p.setColor( QPalette::Disabled, QColorGroup::ButtonText, Qt::lightGray );

	w = previewFormInternal( st, &p );
    } else if ( style == "SGI" ) {
	QPalette p( QColor( 220, 220, 220 ) );
	w = previewFormInternal( st, &p );
    } else if ( style == "MotifPlus" ) {
	QColor gtkfg(0x00, 0x00, 0x00);
	QColor gtkdf(0x75, 0x75, 0x75);
	QColor gtksf(0xff, 0xff, 0xff);
	QColor gtkbs(0xff, 0xff, 0xff);
	QColor gtkbg(0xd6, 0xd6, 0xd6);
	QColor gtksl(0x00, 0x00, 0x9c);
	QColorGroup active(gtkfg,            // foreground
			   gtkbg,            // button
			   gtkbg.light(),    // light
			   gtkbg.dark(142),  // dark
			   gtkbg.dark(110),  // mid
			   gtkfg,            // text
			   gtkfg,            // bright text
			   gtkbs,            // base
			   gtkbg),           // background
	    disabled(gtkdf,            // foreground
		     gtkbg,            // button
		     gtkbg.light(), // light
		     gtkbg.dark(156),  // dark
		     gtkbg.dark(110),  // mid
		     gtkdf,            // text
		     gtkdf,            // bright text
		     gtkbs,            // base
		     gtkbg);           // background

	QPalette pal(active, disabled, active);

	pal.setColor(QPalette::Active, QColorGroup::Highlight,
		     gtksl);
	pal.setColor(QPalette::Active, QColorGroup::HighlightedText,
		     gtksf);
	pal.setColor(QPalette::Inactive, QColorGroup::Highlight,
		     gtksl);
	pal.setColor(QPalette::Inactive, QColorGroup::HighlightedText,
		     gtksf);
	pal.setColor(QPalette::Disabled, QColorGroup::Highlight,
		     gtksl);
	pal.setColor(QPalette::Disabled, QColorGroup::HighlightedText,
		     gtkdf);
	w = previewFormInternal( st, &pal );
    } else {
	w = previewFormInternal( st );
    }

    if ( !w )
	return;
    w->insertChild( st );
    w->show();
}

void MainWindow::helpContents()
{
    QWidget *focusWidget = qApp->focusWidget();
    bool showClassDocu = TRUE;
    while ( focusWidget ) {
	if ( focusWidget->isA( "PropertyList" ) ) {
	    showClassDocu = FALSE;
	    break;
	}
	focusWidget = focusWidget->parentWidget();
    }

    QString source = "designer-manual.html";
    if ( propertyDocumentation.isEmpty() ) {
	QString indexFile = documentationPath() + "/propertyindex";
	QFile f( indexFile );
	if ( f.open( IO_ReadOnly ) ) {
	    QTextStream ts( &f );
	    while ( !ts.eof() ) {
		QString s = ts.readLine();
		int from = s.find( "\"" );
		if ( from == -1 )
		    continue;
		int to = s.findRev( "\"" );
		if ( to == -1 )
		    continue;
		propertyDocumentation[ s.mid( from + 1, to - from - 1 ) ] = s.mid( to + 2 ) + "-prop";
	    }
	    f.close();
	} else {
#if 0
	    QMessageBox::critical( this, tr( "Error" ), tr( "Couldn't find the Qt documentation index file!\n"
					    "Please set the correct documentation path in the preferences dialog." ) );
#endif
	}
    }

    if ( propertyEditor->widget() && !showClassDocu ) {
	if ( !propertyEditor->currentProperty().isEmpty() ) {
	    QMetaObject* mo = propertyEditor->metaObjectOfCurrentProperty();
	    QString s;
	    QString cp = propertyEditor->currentProperty();
	    if ( cp == "layoutMargin" ) {
		source = propertyDocumentation[ "QLayout/margin" ];
	    } else if ( cp == "layoutSpacing" ) {
		source = propertyDocumentation[ "QLayout/spacing" ];
	    } else if ( cp == "toolTip" ) {
		source = "qtooltip.html#details";
	    } else if ( mo && qstrcmp( mo->className(), "Spacer" ) == 0 ) {
		if ( cp != "name" )
		    source = "qsizepolicy.html#SizeType";
		else
		    source = propertyDocumentation[ "QObject/name" ];
	    } else {
		while ( mo && !propertyDocumentation.contains( ( s = QString( mo->className() ) + "/" + cp ) ) )
		    mo = mo->superClass();
		if ( mo )
		    source = "p:" + propertyDocumentation[s];
	    }
	}

	QString classname =  WidgetFactory::classNameOf( propertyEditor->widget() );
	if ( source.isEmpty() || source == "designer-manual.html" ) {
	    if ( classname.lower() == "spacer" )
		source = "qspaceritem.html#details";
	    else if ( classname == "QLayoutWidget" )
		source = "layout.html";
	    else
		source = QString( WidgetFactory::classNameOf( propertyEditor->widget() ) ).lower() + ".html#details";
	}
    } else if ( propertyEditor->widget() ) {
	source = QString( WidgetFactory::classNameOf( propertyEditor->widget() ) ).lower() + ".html#details";
    }

#ifdef Q_OS_WIN32
    if ( !source.isEmpty() ) {
	QStringList lst;
	lst << assistantPath() << QString( "d:" + source );
	QProcess proc( lst );
	proc.start();
    }
#else
    if ( !source.isEmpty() )
	if ( assistant ) assistant->sendRequest( source+'\n' );
#endif
}

void MainWindow::helpManual()
{
#ifdef Q_OS_WIN32
    QStringList lst;
    lst << assistantPath() << "d:designer-manual.html";
    QProcess proc( lst );
    proc.start();
#else
    if ( assistant )
	assistant->sendRequest( "designer-manual.html\n" );
#endif
}

void MainWindow::helpAbout()
{
    AboutDialog dlg( this, 0, TRUE );
    dlg.exec();
}

void MainWindow::helpAboutQt()
{
    QMessageBox::aboutQt( this, "Qt Designer" );
}

#if defined(_WS_WIN_)
#include <qt_windows.h>
#include <qprocess.h>
#endif

void MainWindow::helpRegister()
{
#if defined(_WS_WIN_)
    HKEY key;
    HKEY subkey;
    long res;
    DWORD type;
    DWORD size = 255;
    QString command;
    QString sub( "htmlfile\\shell" );
#if defined(UNICODE)
    if ( QApplication::winVersion() & Qt::WV_NT_based ) {
	unsigned char data[256];
	res = RegOpenKeyExW( HKEY_CLASSES_ROOT, NULL, 0, KEY_READ, &key );
	res = RegOpenKeyExW( key, (TCHAR*)qt_winTchar( sub, TRUE ), 0, KEY_READ, &subkey );
	res = RegQueryValueExW( subkey, NULL, NULL, &type, data, &size );
	command = qt_winQString( data ) + "\\command";
	size = 255;
	res = RegOpenKeyExW( subkey, (TCHAR*)qt_winTchar( command, TRUE ), 0, KEY_READ, &subkey );
	res = RegQueryValueExW( subkey, NULL, NULL, &type, data, &size );
	command = qt_winQString( data );
    } else
#endif
    {
	unsigned char data[256];
	res = RegOpenKeyExA( HKEY_CLASSES_ROOT, NULL, 0, KEY_READ, &key );
	res = RegOpenKeyExA( key, sub.local8Bit(), 0, KEY_READ, &subkey );
	res = RegQueryValueExA( subkey, NULL, NULL, &type, data, &size );
	command = QString::fromLocal8Bit( (const char*) data ) + "\\command";
	size = 255;
	res = RegOpenKeyExA( subkey, command.local8Bit(), 0, KEY_READ, &subkey );
	res = RegQueryValueExA( subkey, NULL, NULL, &type, data, &size );
	command = QString::fromLocal8Bit( (const char*) data );
    }

    res = RegCloseKey( subkey );
    res = RegCloseKey( key );

    QProcess process( command + " www.trolltech.com/products/download/eval/evaluation.html" );
    if ( !process.start() )
	QMessageBox::information( this, "Register Qt", "Launching your web browser failed.\n"
	"To register Qt, point your browser to www.trolltech.com/products/download/eval/evaluation.html" );
#endif
}

void MainWindow::showProperties( QObject *o )
{
    if ( !o->isWidgetType() ) {
	propertyEditor->setWidget( o, lastActiveFormWindow );
	if ( lastActiveFormWindow )
	    hierarchyView->setFormWindow( lastActiveFormWindow, lastActiveFormWindow->mainContainer() );
	else
	    hierarchyView->setFormWindow( 0, 0 );
	return;
    }
    QWidget *w = (QWidget*)o;
    setupHierarchyView();
    FormWindow *fw = (FormWindow*)isAFormWindowChild( w );
    if ( fw ) {
	propertyEditor->setWidget( w, fw );
	hierarchyView->setFormWindow( fw, w );
    } else {
	propertyEditor->setWidget( 0, 0 );
	hierarchyView->setFormWindow( 0, 0 );
    }

    if ( currentTool() == POINTER_TOOL && fw &&
	 ( !qworkspace->activeWindow() || !qworkspace->activeWindow()->inherits( "SourceEditor" ) ) )
	fw->setFocus();
}

void MainWindow::resetTool()
{
    actionPointerTool->setOn( TRUE );
}

void MainWindow::updateProperties( QObject * )
{
    if ( propertyEditor )
	propertyEditor->refetchData();
}

bool MainWindow::eventFilter( QObject *o, QEvent *e )
{
    if ( !o || !e || !o->isWidgetType() )
	return QMainWindow::eventFilter( o, e );

    QWidget *w = 0;
    bool passiveInteractor = WidgetFactory::isPassiveInteractor( o );
    switch ( e->type() ) {
    case QEvent::AccelOverride:
	if ( ( (QKeyEvent*)e )->key() == Key_F1 &&
	     ( ( (QKeyEvent*)e )->state() & ShiftButton ) != ShiftButton ) {
	    w = (QWidget*)o;
	    while ( w ) {
		if ( w->inherits( "PropertyList" ) )
		    break;
		w = w->parentWidget( TRUE );
	    }
	    if ( w ) {
		propertyEditor->propertyList()->showCurrentWhatsThis();
		( (QKeyEvent*)e )->accept();
		return TRUE;
	    }
	}
	break;
    case QEvent::Accel:
	if ( ( ( (QKeyEvent*)e )->key() == Key_A ||
	       ( (QKeyEvent*)e )->key() == Key_E ) &&
	     ( (QKeyEvent*)e )->state() & ControlButton ) {
	    if ( qWorkspace()->activeWindow() &&
		 qWorkspace()->activeWindow()->inherits( "SourceEditor" ) ) {
		( (QKeyEvent*)e )->ignore();
		return TRUE;
	    }
	}
	break;
    case QEvent::ContextMenu:
    case QEvent::MouseButtonPress:
	if ( o->inherits( "QDesignerPopupMenu" ) )
	    break;
	if ( o && currentTool() == POINTER_TOOL && ( o->inherits( "QDesignerMenuBar" ) ||
		    o->inherits( "QDesignerToolBar" ) ||
		    ( o->inherits( "QComboBox") || o->inherits( "QToolButton" ) || o->inherits( "QDesignerToolBarSeparator" ) ) &&
		    o->parent() && o->parent()->inherits( "QDesignerToolBar" ) ) ) {
	    QWidget *w = (QWidget*)o;
	    if ( w->inherits( "QToolButton" ) || w->inherits( "QComboBox" ) || w->inherits( "QDesignerToolBarSeparator" ) )
		w = w->parentWidget();
	    QWidget *pw = w->parentWidget();
	    while ( pw ) {
		if ( pw->inherits( "FormWindow" ) ) {
		    ( (FormWindow*)pw )->emitShowProperties( w );
		    if ( !o->inherits( "QDesignerToolBar" ) )
			return !o->inherits( "QToolButton" ) && !o->inherits( "QMenuBar" ) &&
			    !o->inherits( "QComboBox" ) && !o->inherits( "QDesignerToolBarSeparator" );
		}
		pw = pw->parentWidget();
	    }
	}
	if ( o && ( o->inherits( "QDesignerToolBar" ) || o->inherits( "QDockWindowHandle" ) )
	     && e->type() == QEvent::ContextMenu )
	    break;
	if ( isAToolBarChild( o ) && currentTool() != CONNECT_TOOL )
	    break;
	if ( o && o->inherits( "QSizeGrip" ) )
	    break;
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	if ( !w->hasFocus() )
	    w->setFocus();
	if ( !passiveInteractor || currentTool() != ORDER_TOOL ) {
	    if( e->type() == QEvent::ContextMenu ) {
		( (FormWindow*)w )->handleContextMenu( (QContextMenuEvent*)e,
						       ( (FormWindow*)w )->designerWidget( o ) );
		return TRUE;
	    } else {
		( (FormWindow*)w )->handleMousePress( (QMouseEvent*)e,
						      ( (FormWindow*)w )->designerWidget( o ) );
	    }
	}
	lastPressWidget = (QWidget*)o;
	if ( passiveInteractor )
	    QTimer::singleShot( 0, formWindow(), SLOT( visibilityChanged() ) );
	if ( currentTool() == CONNECT_TOOL )
	    return TRUE;
	return !passiveInteractor;
    case QEvent::MouseButtonRelease:
	lastPressWidget = 0;
	if ( isAToolBarChild( o )  && currentTool() != CONNECT_TOOL )
	    break;
	if ( o && o->inherits( "QSizeGrip" ) )
	    break;
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	if ( !passiveInteractor )
	    ( (FormWindow*)w )->handleMouseRelease( (QMouseEvent*)e, ( (FormWindow*)w )->designerWidget( o ) );
	if ( passiveInteractor ) {
	    selectionChanged();
	    QTimer::singleShot( 0, formWindow(), SLOT( visibilityChanged() ) );
	}
	return !passiveInteractor;
    case QEvent::MouseMove:
	if ( isAToolBarChild( o ) && currentTool() != CONNECT_TOOL )
	    break;
	w = isAFormWindowChild( o );
	if ( lastPressWidget != (QWidget*)o && w &&
	     !o->inherits( "SizeHandle" ) && !o->inherits( "OrderIndicator" ) &&
	     !o->inherits( "QPopupMenu" ) && !o->inherits( "QMenuBar" ) &&
	     !o->inherits( "QSizeGrip" ) )
	    return TRUE;
	if ( o && o->inherits( "QSizeGrip" ) )
	    break;
	if ( lastPressWidget != (QWidget*)o ||
	     ( !w || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) ) )
	    break;
	if ( !passiveInteractor )
	    ( (FormWindow*)w )->handleMouseMove( (QMouseEvent*)e, ( (FormWindow*)w )->designerWidget( o ) );
	return !passiveInteractor;
    case QEvent::KeyPress:
	if ( ( (QKeyEvent*)e )->key() == Key_Escape && currentTool() != POINTER_TOOL ) {
	    resetTool();
	    return FALSE;
	}
	if ( ( (QKeyEvent*)e )->key() == Key_Escape && incrementalSearch->hasFocus() ) {
	    if ( qWorkspace()->activeWindow() && qWorkspace()->activeWindow()->inherits( "SourceEditor" ) ) {
		qWorkspace()->activeWindow()->setFocus();
		return TRUE;
	    }
	}
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	( (FormWindow*)w )->handleKeyPress( (QKeyEvent*)e, ( (FormWindow*)w )->designerWidget( o ) );
	if ( ((QKeyEvent*)e)->isAccepted() )
	    return TRUE;
	break;
    case QEvent::MouseButtonDblClick:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) ) {
	    if ( o && o->inherits( "QToolButton" ) && ( ( QToolButton*)o )->isOn() &&
		 o->parent() && o->parent()->inherits( "QToolBar" ) && formWindow() )
		formWindow()->setToolFixed();
	    break;
	}
	if ( currentTool() == ORDER_TOOL ) {
	    ( (FormWindow*)w )->handleMouseDblClick( (QMouseEvent*)e, ( (FormWindow*)w )->designerWidget( o ) );
	    return TRUE;
	}
	if ( !WidgetFactory::isPassiveInteractor( o ) )
	    return openEditor( ( (FormWindow*)w )->designerWidget( o ), (FormWindow*)w );
	return TRUE;
    case QEvent::KeyRelease:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	( (FormWindow*)w )->handleKeyRelease( (QKeyEvent*)e, ( (FormWindow*)w )->designerWidget( o ) );
	if ( ((QKeyEvent*)e)->isAccepted() )
	    return TRUE;
	break;
    case QEvent::Hide:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	if ( ( (FormWindow*)w )->isWidgetSelected( (QWidget*)o ) )
	    ( (FormWindow*)w )->selectWidget( (QWidget*)o, FALSE );
	break;
    case QEvent::Enter:
    case QEvent::Leave:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) || o->inherits( "QDesignerMenuBar" ) )
	    break;
	return TRUE;
    case QEvent::Resize:
    case QEvent::Move:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	if ( WidgetFactory::layoutType( (QWidget*)o->parent() ) != WidgetFactory::NoLayout ) {
	    ( (FormWindow*)w )->updateSelection( (QWidget*)o );
	    if ( e->type() != QEvent::Resize )
		( (FormWindow*)w )->updateChildSelections( (QWidget*)o );
	}
	break;
    case QEvent::Close:
	if ( o->isWidgetType() && (QWidget*)o == (QWidget*)previewedForm ) {
	    if ( lastActiveFormWindow && lastActiveFormWindow->project() ) {
		QStringList lst =
		    MetaDataBase::fakeProperty( lastActiveFormWindow, "database" ).toStringList();
		lastActiveFormWindow->project()->closeDatabase( lst[ 0 ] );
	    }
	}
	break;
    case QEvent::DragEnter:
	if ( o == qWorkspace() || o == workspace() || o == workspace()->viewport() ) {
	    workspace()->contentsDragEnterEvent( (QDragEnterEvent*)e );
	    return TRUE;
	}
	break;
    case QEvent::DragMove:
	if ( o == qWorkspace() || o == workspace() || o == workspace()->viewport() ) {
	    workspace()->contentsDragMoveEvent( (QDragMoveEvent*)e );
	    return TRUE;
	}
	break;
    case QEvent::Drop:
	if ( o == qWorkspace() || o == workspace() || o == workspace()->viewport() ) {
	    workspace()->contentsDropEvent( (QDropEvent*)e );
	    return TRUE;
	}
	break;
    case QEvent::Show:
	if ( o != this )
	    break;
	if ( ((QShowEvent*)e)->spontaneous() )
	    break;
	QApplication::sendPostedEvents( qworkspace, QEvent::ChildInserted );
	showEvent( (QShowEvent*)e );
	checkTempFiles();
	return TRUE;
    case QEvent::Wheel:
	if ( !( w = isAFormWindowChild( o ) ) || o->inherits( "SizeHandle" ) || o->inherits( "OrderIndicator" ) )
	    break;
	return TRUE;
    case QEvent::FocusIn:
	if ( !o->inherits( "FormWindow" ) && isAFormWindowChild( o ) )
	    return TRUE;
	if ( o->inherits( "Editor" ) || o->inherits( "FormWindow" ) ) {
	    // QCustomEvent( 9999 ) is used by QListView to end in-place
	    // editing. In the case that one edits e.g. a class variable in
	    // the form definition view and clicks on another form in the
	    // designer, the in-place editor receives a focus out event. This
	    // event posts a QCustomEvent( 9999 ) to QListView to end in-place
	    // editing, which triggers a FormDefinitionView::save(). To make
	    // sure that we save() before the new active formwindow is set,
	    // post queued custom events of that type now.
	    if ( hierarchyView->formDefinitionView()->isRenaming() )
		QApplication::sendPostedEvents( hierarchyView->formDefinitionView()->
						child( 0, "QLineEdit" ) , 9999 );
	}
	if ( o->inherits( "Editor" ) ) {
	    QWidget *w = (QWidget*)o;
	    while ( w ) {
		if ( w->inherits( "SourceEditor" ) )
		    break;
		w = w->parentWidget( TRUE );
	    }
	    if ( w && w->inherits( "SourceEditor" ) )
		( (SourceEditor*)w )->checkTimeStamp();
	} else if ( o->inherits( "FormWindow" ) ) {
	    FormWindow *fw = (FormWindow*)o;
	    if ( fw->formFile() && fw->formFile()->editor() )
		fw->formFile()->editor()->checkTimeStamp();
	}
	break;
    case QEvent::FocusOut:
	if ( !o->inherits( "FormWindow" ) && isAFormWindowChild( o ) )
	    return TRUE;
	break;
    default:
	return QMainWindow::eventFilter( o, e );
    }

    return QMainWindow::eventFilter( o, e );
}

QWidget *MainWindow::isAFormWindowChild( QObject *o ) const
{
    if ( o->parent() && o->parent()->inherits( "QWizard" ) && !o->inherits( "QPushButton" ) )
	return 0;
    while ( o ) {
	if ( o->inherits( "FormWindow" ) )
	    return (QWidget*)o;
	o = o->parent();
    }
    return 0;
}

QWidget *MainWindow::isAToolBarChild( QObject *o ) const
{
    while ( o ) {
	if ( o->inherits( "QDesignerToolBar" ) )
	    return (QWidget*)o;
	if ( o->inherits( "FormWindow" ) )
	    return 0;
	o = o->parent();
    }
    return 0;
}

FormWindow *MainWindow::formWindow()
{
    if ( qworkspace->activeWindow() ) {
	FormWindow *fw = 0;
	if ( qworkspace->activeWindow()->inherits( "FormWindow" ) )
	    fw = (FormWindow*)qworkspace->activeWindow();
	else if ( lastActiveFormWindow &&
		    qworkspace->windowList().find( lastActiveFormWindow ) != -1)
	    fw = lastActiveFormWindow;
	return fw;
    }
    return 0;
}

void MainWindow::emitProjectSignals()
{
    emit hasNonDummyProject( !currentProject->isDummy() );
    emit hasActiveWindowOrProject( !!qworkspace->activeWindow() || !currentProject->isDummy() );
}

void MainWindow::insertFormWindow( FormWindow *fw )
{
    if ( fw )
	QWhatsThis::add( fw, tr( "<b>The Form Window</b>"
			       "<p>Use the various tools to add widgets or to change the layout "
			       "and behavior of the components in the form. Select one or multiple "
			       "widgets to move them or lay them out. If a single widget is chosen it can "
			       "be resized using the resize handles.</p>"
			       "<p>Changes in the <b>Property Editor</b> are visible at design time, "
			       "and you can preview the form in different styles.</p>"
			       "<p>You can change the grid resolution, or turn the grid off in the "
			       "<b>Preferences</b> dialog in the <b>Edit</b> menu."
			       "<p>You can have several forms open, and all open forms are listed "
			       "in the <b>Form List</b>.") );

    connect( fw, SIGNAL( showProperties( QObject * ) ),
	     this, SLOT( showProperties( QObject * ) ) );
    connect( fw, SIGNAL( updateProperties( QObject * ) ),
	     this, SLOT( updateProperties( QObject * ) ) );
    connect( this, SIGNAL( currentToolChanged() ),
	     fw, SLOT( currentToolChanged() ) );
    connect( fw, SIGNAL( selectionChanged() ),
	     this, SLOT( selectionChanged() ) );
    connect( fw, SIGNAL( undoRedoChanged( bool, bool, const QString &, const QString & ) ),
	     this, SLOT( updateUndoRedo( bool, bool, const QString &, const QString & ) ) );

    if ( !mblockNewForms ) {
    } else {
	fw->setProject( currentProject );
    }
    fw->show();
    fw->currentToolChanged();
    if ( fw->caption().isEmpty() && qstrlen( fw->name() )  )
	fw->setCaption( fw->name() );
    fw->mainContainer()->setCaption( fw->caption() );
    WidgetFactory::saveDefaultProperties( fw->mainContainer(),
					  WidgetDatabase::
					  idFromClassName( WidgetFactory::classNameOf( fw->mainContainer() ) ) );
    activeWindowChanged( fw );
    emit formWindowsChanged();
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->project() == fw->project() )
	    e->resetContext();
    }
}

void MainWindow::createNewProject( const QString &lang )
{
    Project *pro = new Project( "", "", projectSettingsPluginManager );
    pro->setLanguage( lang );


    if ( !openProjectSettings( pro ) ) {
	delete pro;
	return;
    }

    if ( !pro->isValid() ) {
	QMessageBox::information( this, tr("New Project"), tr( "Cannot create an invalid project." ) );
	delete pro;
	return;
    }

    QAction *a = new QAction( pro->makeRelative( pro->fileName() ),
			      pro->makeRelative( pro->fileName() ), 0, actionGroupProjects, 0, TRUE );
    projects.insert( a, pro );
    addRecentlyOpened( pro->makeAbsolute( pro->fileName() ), recentlyProjects );
    projectSelected( a );
}


bool MainWindow::unregisterClient( FormWindow *w )
{
    propertyEditor->closed( w );
    objectHierarchy()->closed( w );
    if ( w == lastActiveFormWindow )
	lastActiveFormWindow = 0;

    QPtrList<SourceEditor> waitingForDelete;
    waitingForDelete.setAutoDelete( TRUE );
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->object() == w )
	    waitingForDelete.append( e );
    }

    if ( actionEditor->form() == w ) {
	actionEditor->setFormWindow( 0 );
	actionEditor->parentWidget()->hide();
    }

    return TRUE;
}

void MainWindow::activeWindowChanged( QWidget *w )
{
    QWidget *old = formWindow();
    if ( w && w->inherits( "FormWindow" ) ) {
	FormWindow *fw = (FormWindow*)w;
	lastActiveFormWindow = fw;
	lastActiveFormWindow->updateUndoInfo();
	emit hasActiveForm( TRUE );
	if ( formWindow() ) {
	    formWindow()->emitShowProperties();
	    emit formModified( formWindow()->commandHistory()->isModified() );
	    if ( currentTool() != POINTER_TOOL )
		formWindow()->clearSelection();
	}
	workspace()->activeFormChanged( fw );
	setAppropriate( (QDockWindow*)actionEditor->parentWidget(), lastActiveFormWindow->mainContainer()->inherits( "QMainWindow" ) );
	if ( appropriate( (QDockWindow*)actionEditor->parentWidget() ) )
	    actionEditor->parentWidget()->show();
	else
	    actionEditor->parentWidget()->hide();

	actionEditor->setFormWindow( lastActiveFormWindow );
	if ( wspace && fw->project() && fw->project() != currentProject ) {
	    for ( QMap<QAction*, Project *>::Iterator it = projects.begin(); it != projects.end(); ++it ) {
		if ( *it == fw->project() ) {
		    projectSelected( it.key() );
		    break;
		}
	    }
	}
	emit formWindowChanged();

    } else if ( w == propertyEditor ) {
	propertyEditor->resetFocus();
    } else if ( !lastActiveFormWindow ) {
	emit formWindowChanged();
	emit hasActiveForm( FALSE );
	actionEditUndo->setEnabled( FALSE );
	actionEditRedo->setEnabled( FALSE );
    }

    if ( !w ) {
	emit formWindowChanged();
	emit hasActiveForm( FALSE );
	propertyEditor->clear();
	hierarchyView->clear();
	updateUndoRedo( FALSE, FALSE, QString::null, QString::null );
    }

    selectionChanged();

    if ( w && w->inherits( "SourceEditor" ) ) {
	SourceEditor *se = (SourceEditor*)w;
	if ( se->formWindow() &&
	     lastActiveFormWindow != se->formWindow() ) {
	    activeWindowChanged( se->formWindow() );
	}
	actionSearchFind->setEnabled( TRUE );
	actionSearchIncremetal->setEnabled( TRUE );
	actionSearchReplace->setEnabled( TRUE );
	actionSearchGotoLine->setEnabled( TRUE );
	incrementalSearch->setEnabled( TRUE );

	actionEditUndo->setEnabled( TRUE );
	actionEditRedo->setEnabled( TRUE );
	actionEditCut->setEnabled( TRUE );
	actionEditCopy->setEnabled( TRUE );
	actionEditPaste->setEnabled( TRUE );
	actionEditSelectAll->setEnabled( TRUE );
	actionEditUndo->setMenuText( tr( "&Undo" ) );
	actionEditUndo->setToolTip( textNoAccel( actionEditUndo->menuText()) );
	actionEditRedo->setMenuText( tr( "&Redo" ) );
	actionEditRedo->setToolTip( textNoAccel( actionEditRedo->menuText()) );
	if ( hierarchyView->sourceEditor() != w )
	    hierarchyView->showClasses( se );
	actionEditor->setFormWindow( 0 );
	if ( wspace && se->project() && se->project() != currentProject ) {
	    for ( QMap<QAction*, Project *>::Iterator it = projects.begin(); it != projects.end(); ++it ) {
		if ( *it == se->project() ) {
		    projectSelected( it.key() );
		    break;
		}
	    }
	}
	workspace()->activeEditorChanged( se );
    } else {
	actionSearchFind->setEnabled( FALSE );
	actionSearchIncremetal->setEnabled( FALSE );
	actionSearchReplace->setEnabled( FALSE );
	actionSearchGotoLine->setEnabled( FALSE );
	incrementalSearch->setEnabled( FALSE );
    }

    if ( currentTool() == ORDER_TOOL && w != old )
	emit currentToolChanged();

    emit hasActiveWindow( !!qworkspace->activeWindow() );
}

void MainWindow::updateUndoRedo( bool undoAvailable, bool redoAvailable,
				 const QString &undoCmd, const QString &redoCmd )
{
    actionEditUndo->setEnabled( undoAvailable );
    actionEditRedo->setEnabled( redoAvailable );
    if ( !undoCmd.isEmpty() )
	actionEditUndo->setMenuText( tr( "&Undo: %1" ).arg( undoCmd ) );
    else
	actionEditUndo->setMenuText( tr( "&Undo: Not Available" ) );
    if ( !redoCmd.isEmpty() )
	actionEditRedo->setMenuText( tr( "&Redo: %1" ).arg( redoCmd ) );
    else
	actionEditRedo->setMenuText( tr( "&Redo: Not Available" ) );

    actionEditUndo->setToolTip( textNoAccel( actionEditUndo->menuText()) );
    actionEditRedo->setToolTip( textNoAccel( actionEditRedo->menuText()) );

    if ( currentTool() == ORDER_TOOL ) {
	actionEditUndo->setEnabled( FALSE );
	actionEditRedo->setEnabled( FALSE );
    }
}

QWorkspace *MainWindow::qWorkspace() const
{
    return qworkspace;
}

void MainWindow::popupFormWindowMenu( const QPoint & gp, FormWindow *fw )
{
    QValueList<int> ids;
    QMap<QString, int> commands;

    setupRMBSpecialCommands( ids, commands, fw );
    setupRMBProperties( ids, commands, fw );

    qApp->processEvents();
    int r = rmbFormWindow->exec( gp );

    handleRMBProperties( r, commands, fw );
    handleRMBSpecialCommands( r, commands, fw );

    for ( QValueList<int>::Iterator i = ids.begin(); i != ids.end(); ++i )
	rmbFormWindow->removeItem( *i );
}

void MainWindow::popupWidgetMenu( const QPoint &gp, FormWindow * /*fw*/, QWidget * w)
{
    QValueList<int> ids;
    QMap<QString, int> commands;

    setupRMBSpecialCommands( ids, commands, w );
    setupRMBProperties( ids, commands, w );

    qApp->processEvents();
    int r = rmbWidgets->exec( gp );

    handleRMBProperties( r, commands, w );
    handleRMBSpecialCommands( r, commands, w );

    for ( QValueList<int>::Iterator i = ids.begin(); i != ids.end(); ++i )
	rmbWidgets->removeItem( *i );
}

void MainWindow::setupRMBProperties( QValueList<int> &ids, QMap<QString, int> &props, QWidget *w )
{
    const QMetaProperty* text = w->metaObject()->property( w->metaObject()->findProperty( "text", TRUE ), TRUE );
    if ( text && qstrcmp( text->type(), "QString") != 0 )
	text = 0;
    const QMetaProperty* title = w->metaObject()->property( w->metaObject()->findProperty( "title", TRUE ), TRUE );
    if ( title && qstrcmp( title->type(), "QString") != 0 )
	title = 0;
    const QMetaProperty* pagetitle =
	w->metaObject()->property( w->metaObject()->findProperty( "pageTitle", TRUE ), TRUE );
    if ( pagetitle && qstrcmp( pagetitle->type(), "QString") != 0 )
	pagetitle = 0;
    const QMetaProperty* pixmap =
	w->metaObject()->property( w->metaObject()->findProperty( "pixmap", TRUE ), TRUE );
    if ( pixmap && qstrcmp( pixmap->type(), "QPixmap") != 0 )
	pixmap = 0;

    if ( text && text->designable(w) ||
	 title && title->designable(w) ||
	 pagetitle && pagetitle->designable(w) ||
	 pixmap && pixmap->designable(w) ) {
	int id = 0;
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator(0);
	if ( pixmap && pixmap->designable(w) ) {
	    ids << ( id = rmbWidgets->insertItem( tr("Choose Pixmap..."), -1, 0) );
	    props.insert( "pixmap", id );
	}
	if ( text && text->designable(w) && !w->inherits( "QTextEdit" ) ) {
	    ids << ( id = rmbWidgets->insertItem( tr("Edit Text..."), -1, 0) );
	    props.insert( "text", id );
	}
	if ( title && title->designable(w) ) {
	    ids << ( id = rmbWidgets->insertItem( tr("Edit Title..."), -1, 0) );
	    props.insert( "title", id );
	}
	if ( pagetitle && pagetitle->designable(w) ) {
	    ids << ( id = rmbWidgets->insertItem( tr("Edit Page Title..."), -1, 0) );
	    props.insert( "pagetitle", id );
	}
    }
}

void MainWindow::setupRMBSpecialCommands( QValueList<int> &ids, QMap<QString, int> &commands, QWidget *w )
{
    int id;

    if ( w->inherits( "QTabWidget" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator( 0 );
	if ( ( (QDesignerTabWidget*)w )->count() > 1) {
	    ids << ( id = rmbWidgets->insertItem( tr("Delete Page"), -1, 0 ) );
	    commands.insert( "remove", id );
	}
	ids << ( id = rmbWidgets->insertItem( tr("Add Page"), -1, 0 ) );
	commands.insert( "add", id );
    }
    if ( WidgetFactory::hasSpecialEditor( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	if ( ids.isEmpty() )
	    ids << rmbWidgets->insertSeparator( 0 );
	ids << ( id = rmbWidgets->insertItem( tr("Edit..."), -1, 0 ) );
	commands.insert( "edit", id );
    }
}

void MainWindow::setupRMBSpecialCommands( QValueList<int> &ids, QMap<QString, int> &commands, FormWindow *fw )
{
    int id;

    if ( fw->mainContainer()->inherits( "QWizard" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbFormWindow->insertSeparator( 0 );

	if ( ( (QWizard*)fw->mainContainer() )->pageCount() > 1) {
	    ids << ( id = rmbFormWindow->insertItem( tr("Delete Page"), -1, 0 ) );
	    commands.insert( "remove", id );
	}

	ids << ( id = rmbFormWindow->insertItem( tr("Add Page"), -1, 0 ) );
	commands.insert( "add", id );

	ids << ( id = rmbFormWindow->insertItem( tr("Edit Page Title..."), -1, 0 ) );
	commands.insert( "rename", id );

	ids << ( id = rmbFormWindow->insertItem( tr("Edit Pages..."), -1, 0 ) );
	commands.insert( "edit", id );

    } else if ( fw->mainContainer()->inherits( "QMainWindow" ) ) {
	if ( ids.isEmpty() )
	    ids << rmbFormWindow->insertSeparator( 0 );
	ids << ( id = rmbFormWindow->insertItem( tr( "Add Menu Item" ), -1, 0 ) );
	commands.insert( "add_menu_item", id );
	ids << ( id = rmbFormWindow->insertItem( tr( "Add Toolbar" ), -1, 0 ) );
	commands.insert( "add_toolbar", id );
    }
}

void MainWindow::handleRMBProperties( int id, QMap<QString, int> &props, QWidget *w )
{
    if ( id == props[ "text" ] ) {
	bool ok = FALSE;
	QString text;
	if ( w->inherits( "QTextView" ) || w->inherits( "QLabel" ) ) {
	    text = TextEditor::getText( this, w->property("text").toString() );
	    ok = !text.isEmpty();
	} else {
	    text = QInputDialog::getText( tr("Text"), tr( "New text" ), QLineEdit::Normal, w->property("text").toString(), &ok, this );
	}
	if ( ok ) {
	    QString pn( tr( "Set the 'text' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "text", w->property( "text" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "text", TRUE );
	}
    } else if ( id == props[ "title" ] ) {
	bool ok = FALSE;
	QString title = QInputDialog::getText( tr("Title"), tr( "New title" ), QLineEdit::Normal, w->property("title").toString(), &ok, this );
	if ( ok ) {
	    QString pn( tr( "Set the 'title' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "title", w->property( "title" ),
							      title, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "title", TRUE );
	}
    } else if ( id == props[ "pagetitle" ] ) {
	bool ok = FALSE;
	QString text = QInputDialog::getText( tr("Page Title"), tr( "New page title" ), QLineEdit::Normal, w->property("pageTitle").toString(), &ok, this );
	if ( ok ) {
	    QString pn( tr( "Set the 'pageTitle' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "pageTitle", w->property( "pageTitle" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "pageTitle", TRUE );
	}
    } else if ( id == props[ "pixmap" ] ) {
	QPixmap oldPix = w->property( "pixmap" ).toPixmap();
	QPixmap pix = qChoosePixmap( this, formWindow(), oldPix );
	if ( !pix.isNull() ) {
	    QString pn( tr( "Set the 'pixmap' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "pixmap", w->property( "pixmap" ),
							      pix, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "pixmap", TRUE );
	}
    }
}

void MainWindow::handleRMBSpecialCommands( int id, QMap<QString, int> &commands, QWidget *w )
{
    if ( w->inherits( "QTabWidget" ) ) {
	QTabWidget *tw = (QTabWidget*)w;
	if ( id == commands[ "add" ] ) {
	    AddTabPageCommand *cmd = new AddTabPageCommand( tr( "Add Page to %1" ).arg( tw->name() ), formWindow(),
							    tw, "Tab" );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    if ( tw->currentPage() ) {
		QDesignerTabWidget *dtw = (QDesignerTabWidget*)tw;
		DeleteTabPageCommand *cmd = new DeleteTabPageCommand( tr( "Delete Page %1 of %2" ).
								      arg( dtw->pageTitle() ).arg( tw->name() ),
								      formWindow(), tw, tw->currentPage() );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	}
    }
    if ( WidgetFactory::hasSpecialEditor( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	if ( id == commands[ "edit" ] )
	    WidgetFactory::editWidget( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ), this, w, formWindow() );
    }
}

void MainWindow::handleRMBSpecialCommands( int id, QMap<QString, int> &commands, FormWindow *fw )
{
    if ( fw->mainContainer()->inherits( "QWizard" ) ) {
	QWizard *wiz = (QWizard*)fw->mainContainer();
	if ( id == commands[ "add" ] ) {
	    AddWizardPageCommand *cmd = new AddWizardPageCommand( tr( "Add Page to %1" ).arg( wiz->name() ), formWindow(),
								  wiz, "Page" );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "remove" ] ) {
	    if ( wiz->currentPage() ) {
		QDesignerWizard *dw = (QDesignerWizard*)wiz;
		DeleteWizardPageCommand *cmd = new DeleteWizardPageCommand( tr( "Delete Page %1 of %2" ).
									    arg( dw->pageTitle() ).arg( wiz->name() ),
									    formWindow(), wiz, wiz->indexOf( wiz->currentPage() ) );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	} else if ( id == commands[ "edit" ] ) {
	    WizardEditor *e = new WizardEditor( this, wiz, fw );
	    e->exec();
	    delete e;
	} else if ( id == commands[ "rename" ] ) {

	    bool ok = FALSE;
	    QDesignerWizard *dw = (QDesignerWizard*)wiz;
	    QString text = QInputDialog::getText( tr("Page Title"), tr( "New page title" ), QLineEdit::Normal, dw->pageTitle(), &ok, this );
	    if ( ok ) {
		QString pn( tr( "Rename page %1 of %2" ).arg( dw->pageTitle() ).arg( wiz->name() ) );
		RenameWizardPageCommand *cmd = new RenameWizardPageCommand( pn, formWindow()
									    , wiz, wiz->indexOf( wiz->currentPage() ), text );
		formWindow()->commandHistory()->addCommand( cmd );
		cmd->execute();
	    }
	}
    } else if ( fw->mainContainer()->inherits( "QMainWindow" ) ) {
	QMainWindow *mw = (QMainWindow*)fw->mainContainer();
	if ( id == commands[ "add_toolbar" ] ) {
	    AddToolBarCommand *cmd = new AddToolBarCommand( tr( "Add Toolbar to '%1'" ).arg( formWindow()->name() ), formWindow(), mw );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	} else if ( id == commands[ "add_menu_item" ] ) {
	    AddMenuCommand *cmd = new AddMenuCommand( tr( "Add Menu to '%1'" ).arg( formWindow()->name() ), formWindow(), mw );
	    formWindow()->commandHistory()->addCommand( cmd );
	    cmd->execute();
	}
    }
}

void MainWindow::clipboardChanged()
{
    QString text( qApp->clipboard()->text() );
    QString start( "<!DOCTYPE UI-SELECTION>" );
    actionEditPaste->setEnabled( text.left( start.length() ) == start );
}

void MainWindow::selectionChanged()
{
    layoutChilds = FALSE;
    layoutSelected = FALSE;
    breakLayout = FALSE;
    if ( !formWindow() ) {
	actionEditCut->setEnabled( FALSE );
	actionEditCopy->setEnabled( FALSE );
	actionEditDelete->setEnabled( FALSE );
	actionEditAdjustSize->setEnabled( FALSE );
	actionEditHLayout->setEnabled( FALSE );
	actionEditVLayout->setEnabled( FALSE );
	actionEditSplitHorizontal->setEnabled( FALSE );
	actionEditSplitVertical->setEnabled( FALSE );
	actionEditGridLayout->setEnabled( FALSE );
	actionEditBreakLayout->setEnabled( FALSE );
	actionEditLower->setEnabled( FALSE );
	actionEditRaise->setEnabled( FALSE );
	actionEditAdjustSize->setEnabled( FALSE );
	actionInsertSpacer->setEnabled( FALSE );
	return;
    }

    int selectedWidgets = formWindow()->numSelectedWidgets();
    bool enable = selectedWidgets > 0;
    actionEditCut->setEnabled( enable );
    actionEditCopy->setEnabled( enable );
    actionEditDelete->setEnabled( enable );
    actionEditLower->setEnabled( enable );
    actionEditRaise->setEnabled( enable );
    actionInsertSpacer->setEnabled( TRUE );

    actionEditAdjustSize->setEnabled( FALSE );
    actionEditSplitHorizontal->setEnabled( FALSE );
    actionEditSplitVertical->setEnabled( FALSE );

    enable = FALSE;
    QWidgetList widgets = formWindow()->selectedWidgets();
    if ( selectedWidgets > 1 ) {
	int unlaidout = 0;
	int laidout = 0;
	for ( QWidget *w = widgets.first(); w; w = widgets.next() ) {
	    if ( !w->parentWidget() || WidgetFactory::layoutType( w->parentWidget() ) == WidgetFactory::NoLayout )
		unlaidout++;
	    else
		laidout++;
	}
	actionEditHLayout->setEnabled( unlaidout > 1 );
	actionEditVLayout->setEnabled( unlaidout > 1 );
	actionEditSplitHorizontal->setEnabled( unlaidout > 1 );
	actionEditSplitVertical->setEnabled( unlaidout > 1 );
	actionEditGridLayout->setEnabled( unlaidout > 1 );
	actionEditBreakLayout->setEnabled( laidout > 0 );
	actionEditAdjustSize->setEnabled( laidout > 0 );
	layoutSelected = unlaidout > 1;
	breakLayout = laidout > 0;
    } else if ( selectedWidgets == 1 ) {
	QWidget *w = widgets.first();
	bool isContainer = WidgetDatabase::isContainer( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ||
			   w == formWindow()->mainContainer();
	actionEditAdjustSize->setEnabled( !w->parentWidget() ||
					  WidgetFactory::layoutType( w->parentWidget() ) == WidgetFactory::NoLayout );

	if ( !isContainer ) {
	    actionEditHLayout->setEnabled( FALSE );
	    actionEditVLayout->setEnabled( FALSE );
	    actionEditGridLayout->setEnabled( FALSE );
	    if ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) {
		actionEditBreakLayout->setEnabled( !isAToolBarChild( w ) );
		breakLayout = TRUE;
	    } else {
		actionEditBreakLayout->setEnabled( FALSE );
	    }
	} else {
	    if ( WidgetFactory::layoutType( w ) == WidgetFactory::NoLayout ) {
		if ( !formWindow()->hasInsertedChildren( w ) ) {
		    actionEditHLayout->setEnabled( FALSE );
		    actionEditVLayout->setEnabled( FALSE );
		    actionEditGridLayout->setEnabled( FALSE );
		    actionEditBreakLayout->setEnabled( FALSE );
		} else {
		    actionEditHLayout->setEnabled( TRUE );
		    actionEditVLayout->setEnabled( TRUE );
		    actionEditGridLayout->setEnabled( TRUE );
		    actionEditBreakLayout->setEnabled( FALSE );
		    layoutChilds = TRUE;
		}
		if ( w->parentWidget() && WidgetFactory::layoutType( w->parentWidget() ) != WidgetFactory::NoLayout ) {
		    actionEditBreakLayout->setEnabled( !isAToolBarChild( w ) );
		    breakLayout = TRUE;
		}
	    } else {
		actionEditHLayout->setEnabled( FALSE );
		actionEditVLayout->setEnabled( FALSE );
		actionEditGridLayout->setEnabled( FALSE );
		actionEditBreakLayout->setEnabled( !isAToolBarChild( w ) );
		breakLayout = TRUE;
	    }
	}
    } else if ( selectedWidgets == 0 ) {
	actionEditAdjustSize->setEnabled( TRUE );
	QWidget *w = formWindow()->mainContainer();
	if ( WidgetFactory::layoutType( w ) == WidgetFactory::NoLayout ) {
	    if ( !formWindow()->hasInsertedChildren( w ) ) {
		actionEditHLayout->setEnabled( FALSE );
		actionEditVLayout->setEnabled( FALSE );
		actionEditGridLayout->setEnabled( FALSE );
		actionEditBreakLayout->setEnabled( FALSE );
	    } else {
		actionEditHLayout->setEnabled( TRUE );
		actionEditVLayout->setEnabled( TRUE );
		actionEditGridLayout->setEnabled( TRUE );
		actionEditBreakLayout->setEnabled( FALSE );
		layoutChilds = TRUE;
	    }
	} else {
	    actionEditHLayout->setEnabled( FALSE );
	    actionEditVLayout->setEnabled( FALSE );
	    actionEditGridLayout->setEnabled( FALSE );
	    actionEditBreakLayout->setEnabled( TRUE );
	    breakLayout = TRUE;
	}
    } else {
	actionEditHLayout->setEnabled( FALSE );
	actionEditVLayout->setEnabled( FALSE );
	actionEditGridLayout->setEnabled( FALSE );
	actionEditBreakLayout->setEnabled( FALSE );
    }
}

static QString fixArgs( const QString &s2 )
{
    QString s = s2;
    return s.replace( QRegExp( "," ), ";" );
}

void MainWindow::writeConfig()
{
    QSettings config;

    // No search path for unix, only needs application name
    config.insertSearchPath( QSettings::Windows, "/Trolltech" );

    QString keybase = DesignerApplication::settingsKey();
    config.writeEntry( keybase + "RestoreWorkspace", restoreConfig );
    config.writeEntry( keybase + "SplashScreen", splashScreen );
    config.writeEntry( keybase + "DocPath", docPath );
    config.writeEntry( keybase + "FileFilter", fileFilter );
    config.writeEntry( keybase + "TemplatePath", templPath );
    config.writeEntry( keybase + "RecentlyOpenedFiles", recentlyFiles, ',' );
    config.writeEntry( keybase + "RecentlyOpenedProjects", recentlyProjects, ',' );
    config.writeEntry( keybase + "DatabaseAutoEdit", databaseAutoEdit );

    config.writeEntry( keybase + "Grid/Snap", snGrid );
    config.writeEntry( keybase + "Grid/Show", sGrid );
    config.writeEntry( keybase + "Grid/x", grid().x() );
    config.writeEntry( keybase + "Grid/y", grid().y() );

    config.writeEntry( keybase + "Background/UsePixmap", backPix );
    config.writeEntry( keybase + "Background/Color", (int)qworkspace->backgroundColor().rgb() );
    if ( qworkspace->backgroundPixmap() )
	qworkspace->backgroundPixmap()->save( QDir::home().absPath() + "/.designer/" + "background.xpm", "XPM" );

    config.writeEntry( keybase + "Geometries/MainwindowX", x() );
    config.writeEntry( keybase + "Geometries/MainwindowY", y() );
    config.writeEntry( keybase + "Geometries/MainwindowWidth", width() );
    config.writeEntry( keybase + "Geometries/MainwindowHeight", height() );
    config.writeEntry( keybase + "Geometries/MainwindowMaximized", isMaximized() );
    config.writeEntry( keybase + "Geometries/PropertyEditorX", propertyEditor->parentWidget()->x() );
    config.writeEntry( keybase + "Geometries/PropertyEditorY", propertyEditor->parentWidget()->y() );
    config.writeEntry( keybase + "Geometries/PropertyEditorWidth", propertyEditor->parentWidget()->width() );
    config.writeEntry( keybase + "Geometries/PropertyEditorHeight", propertyEditor->parentWidget()->height() );
    config.writeEntry( keybase + "Geometries/HierarchyViewX", hierarchyView->parentWidget()->x() );
    config.writeEntry( keybase + "Geometries/HierarchyViewY", hierarchyView->parentWidget()->y() );
    config.writeEntry( keybase + "Geometries/HierarchyViewWidth", hierarchyView->parentWidget()->width() );
    config.writeEntry( keybase + "Geometries/HierarchyViewHeight", hierarchyView->parentWidget()->height() );
    config.writeEntry( keybase + "Geometries/WorkspaceX", wspace->parentWidget()->x() );
    config.writeEntry( keybase + "Geometries/WorkspaceY", wspace->parentWidget()->y() );
    config.writeEntry( keybase + "Geometries/WorkspaceWidth", wspace->parentWidget()->width() );
    config.writeEntry( keybase + "Geometries/WorkspaceHeight", wspace->parentWidget()->height() );

    config.writeEntry( keybase + "View/TextLabels", usesTextLabel() );
    config.writeEntry( keybase + "View/BigIcons", usesBigPixmaps() );

    QString fn = QDir::homeDirPath() + "/.designerrctb2";
    QFile f( fn );
    f.open( IO_WriteOnly );
    QTextStream ts( &f );
    ts << *this;
    f.close();

    QPtrList<MetaDataBase::CustomWidget> *lst = MetaDataBase::customWidgets();
    config.writeEntry( keybase + "CustomWidgets/num", (int)lst->count() );
    int j = 0;
    QDir::home().mkdir( ".designer" );
    for ( MetaDataBase::CustomWidget *w = lst->first(); w; w = lst->next() ) {
	QStringList l;
	l << w->className;
	l << w->includeFile;
	l << QString::number( (int)w->includePolicy );
	l << QString::number( w->sizeHint.width() );
	l << QString::number( w->sizeHint.height() );
	l << QString::number( w->lstSignals.count() );
	for ( QValueList<QCString>::Iterator it = w->lstSignals.begin(); it != w->lstSignals.end(); ++it )
	    l << QString( fixArgs( *it ) );
	l << QString::number( w->lstSlots.count() );
	for ( QValueList<MetaDataBase::Slot>::Iterator it2 = w->lstSlots.begin(); it2 != w->lstSlots.end(); ++it2 ) {
	    l << fixArgs( (*it2).slot );
	    l << (*it2).access;
	}
	l << QString::number( w->lstProperties.count() );
	for ( QValueList<MetaDataBase::Property>::Iterator it3 = w->lstProperties.begin(); it3 != w->lstProperties.end(); ++it3 ) {
	    l << (*it3).property;
	    l << (*it3).type;
	}
	l << QString::number( size_type_to_int( w->sizePolicy.horData() ) );
	l << QString::number( size_type_to_int( w->sizePolicy.verData() ) );
	l << QString::number( (int)w->isContainer );
	config.writeEntry( keybase + "CustomWidgets/Widget" + QString::number( j++ ), l, ',' );
	w->pixmap->save( QDir::home().absPath() + "/.designer/" + w->className, "XPM" );
    }
}

static QString fixArgs2( const QString &s2 )
{
    QString s = s2;
    return s.replace( QRegExp( ";" ), "," );
}

void MainWindow::readConfig()
{
    QString keybase = DesignerApplication::settingsKey();
    QSettings config;
    config.insertSearchPath( QSettings::Windows, "/Trolltech" );

    bool ok;
    restoreConfig = config.readBoolEntry( keybase + "RestoreWorkspace", TRUE, &ok );
    if ( !ok ) {
	readOldConfig();
	return;
    }
    docPath = config.readEntry( keybase + "DocPath", docPath );
    fileFilter = config.readEntry( keybase + "FileFilter", fileFilter );
    templPath = config.readEntry( keybase + "TemplatePath", QString::null );
    databaseAutoEdit = config.readBoolEntry( keybase + "DatabaseAutoEdit", databaseAutoEdit );
    int num;

    if ( restoreConfig ) {
	splashScreen = config.readBoolEntry( keybase + "SplashScreen", TRUE );
	recentlyFiles = config.readListEntry( keybase + "RecentlyOpenedFiles", ',' );
	recentlyProjects = config.readListEntry( keybase + "RecentlyOpenedProjects", ',' );

	backPix = config.readBoolEntry( keybase + "Background/UsePixmap", TRUE );
	if ( backPix ) {
	    QPixmap pix;
	    pix.load( QDir::home().absPath() + "/.designer/" + "background.xpm" );
	    if ( !pix.isNull() )
		qworkspace->setBackgroundPixmap( pix );
	} else {
	    qworkspace->setBackgroundColor( QColor( (QRgb)config.readNumEntry( keybase + "Background/Color" ) ) );
	}

	sGrid = config.readBoolEntry( keybase + "Grid/Show", TRUE );
	snGrid = config.readBoolEntry( keybase + "Grid/Snap", TRUE );
	grd.setX( config.readNumEntry( keybase + "Grid/x", 10 ) );
	grd.setY( config.readNumEntry( keybase + "Grid/y", 10 ) );

	if ( !config.readBoolEntry( DesignerApplication::settingsKey() + "Geometries/MainwindowMaximized", FALSE ) ) {
	    QRect r( pos(), size() );
	    r.setX( config.readNumEntry( keybase + "Geometries/MainwindowX", r.x() ) );
	    r.setY( config.readNumEntry( keybase + "Geometries/MainwindowY", r.y() ) );
	    r.setWidth( config.readNumEntry( keybase + "Geometries/MainwindowWidth", r.width() ) );
	    r.setHeight( config.readNumEntry( keybase + "Geometries/MainwindowHeight", r.height() ) );

	    QRect desk = QApplication::desktop()->geometry();
	    QRect inter = desk.intersect( r );
	    resize( r.size() );
	    if ( inter.width() * inter.height() > ( r.width() * r.height() / 20 ) ) {
		move( r.topLeft() );
	    }
	}

	setUsesTextLabel( config.readBoolEntry( keybase + "View/TextLabels", FALSE ) );
	setUsesBigPixmaps( FALSE /*config.readBoolEntry( "BigIcons", FALSE )*/ ); // ### disabled for now
    }

    num = config.readNumEntry( keybase + "CustomWidgets/num" );
    for ( int j = 0; j < num; ++j ) {
	MetaDataBase::CustomWidget *w = new MetaDataBase::CustomWidget;
	QStringList l = config.readListEntry( keybase + "CustomWidgets/Widget" + QString::number( j ), ',' );
	w->className = l[ 0 ];
	w->includeFile = l[ 1 ];
	w->includePolicy = (MetaDataBase::CustomWidget::IncludePolicy)l[ 2 ].toInt();
	w->sizeHint.setWidth( l[ 3 ].toInt() );
	w->sizeHint.setHeight( l[ 4 ].toInt() );
	uint c = 5;
	if ( l.count() > c ) {
	    int numSignals = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numSignals; ++i, c++ )
		w->lstSignals.append( fixArgs2( l[ c ] ).latin1() );
	}
	if ( l.count() > c ) {
	    int numSlots = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numSlots; ++i ) {
		MetaDataBase::Slot slot;
		slot.slot = fixArgs2( l[ c ] );
		c++;
		slot.access = l[ c ];
		c++;
		w->lstSlots.append( slot );
	    }
	}
	if ( l.count() > c ) {
	    int numProperties = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numProperties; ++i ) {
		MetaDataBase::Property prop;
		prop.property = l[ c ];
		c++;
		prop.type = l[ c ];
		c++;
		w->lstProperties.append( prop );
	    }
	} if ( l.count() > c ) {
	    QSizePolicy::SizeType h, v;
	     h = int_to_size_type( l[ c++ ].toInt() );
	     v = int_to_size_type( l[ c++ ].toInt() );
	     w->sizePolicy = QSizePolicy( h, v );
	}
	if ( l.count() > c ) {
	    w->isContainer = (bool)l[ c++ ].toInt();
	}
	w->pixmap = new QPixmap( PixmapChooser::loadPixmap( QDir::home().absPath() + "/.designer/" + w->className ) );
	MetaDataBase::addCustomWidget( w );
    }
    if ( num > 0 )
	rebuildCustomWidgetGUI();

    if ( !restoreConfig )
	return;

#ifndef Q_WS_MAC
    /* I'm sorry to make this not happen on the Mac, but it seems to hang somewhere deep
       in QLayout, it gets into a very large loop - and seems it has to do with clever
       things the designer does ###Sam */
    QApplication::sendPostedEvents();
#endif
    QString fn = QDir::homeDirPath() + "/.designerrc" + "tb2";
    QFile f( fn );
    if ( f.open( IO_ReadOnly ) ) {
/*###	tbSettingsRead = TRUE;*/
	QTextStream ts( &f );
	ts >> *this;
	f.close();
    }

    rebuildCustomWidgetGUI();
}

void MainWindow::readOldConfig()
{
    QString fn = QDir::homeDirPath() + "/.designerrc";
    if ( !QFile::exists( fn ) ) {
	fn = "/etc/designerrc";
	if ( !QFile::exists( fn ) )
	    return;
    }
    Config config( fn );
    config.setGroup( "General" );
    restoreConfig = config.readBoolEntry( "RestoreWorkspace", TRUE );
    docPath = config.readEntry( "DocPath", docPath );
    fileFilter = config.readEntry( "FileFilter", fileFilter );
    templPath = config.readEntry( "TemplatePath", QString::null );
    databaseAutoEdit = config.readBoolEntry( "DatabaseAutoEdit", databaseAutoEdit );
    int num;
    config.setGroup( "General" );
    if ( restoreConfig ) {
	splashScreen = config.readBoolEntry( "SplashScreen", TRUE );
	recentlyFiles = config.readListEntry( "RecentlyOpenedFiles", ',' );
	recentlyProjects = config.readListEntry( "RecentlyOpenedProjects", ',' );
	config.setGroup( "Background" );
	backPix = config.readBoolEntry( "UsePixmap", TRUE );
	if ( backPix ) {
	    QPixmap pix;
	    pix.load( QDir::home().absPath() + "/.designer/" + "background.xpm" );
	    if ( !pix.isNull() )
		qworkspace->setBackgroundPixmap( pix );
	} else {
	    qworkspace->setBackgroundColor( QColor( (QRgb)config.readNumEntry( "Color" ) ) );
	}
	config.setGroup( "Grid" );
	sGrid = config.readBoolEntry( "Show", TRUE );
	snGrid = config.readBoolEntry( "Snap", TRUE );
	grd.setX( config.readNumEntry( "x", 10 ) );
	grd.setY( config.readNumEntry( "y", 10 ) );
	config.setGroup( "Geometries" );
	QRect r( pos(), size() );
	r.setX( config.readNumEntry( "MainwindowX", r.x() ) );
	r.setY( config.readNumEntry( "MainwindowY", r.y() ) );
	r.setWidth( config.readNumEntry( "MainwindowWidth", r.width() ) );
	r.setHeight( config.readNumEntry( "MainwindowHeight", r.height() ) );
	QRect desk = QApplication::desktop()->geometry();
	QRect inter = desk.intersect( r );
	resize( r.size() );
	if ( inter.width() * inter.height() > ( r.width() * r.height() / 20 ) ) {
	    move( r.topLeft() );
	}

	config.setGroup( "View" );
	setUsesTextLabel( config.readBoolEntry( "TextLabels", FALSE ) );
	setUsesBigPixmaps( FALSE /*config.readBoolEntry( "BigIcons", FALSE )*/ ); // ### disabled for now
    }

    config.setGroup( "CustomWidgets" );
    num = config.readNumEntry( "num" );
    for ( int j = 0; j < num; ++j ) {
	MetaDataBase::CustomWidget *w = new MetaDataBase::CustomWidget;
	QStringList l = config.readListEntry( "Widget" + QString::number( j ), ',' );
	w->className = l[ 0 ];
	w->includeFile = l[ 1 ];
	w->includePolicy = (MetaDataBase::CustomWidget::IncludePolicy)l[ 2 ].toInt();
	w->sizeHint.setWidth( l[ 3 ].toInt() );
	w->sizeHint.setHeight( l[ 4 ].toInt() );
	uint c = 5;
	if ( l.count() > c ) {
	    int numSignals = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numSignals; ++i, c++ )
		w->lstSignals.append( fixArgs2( l[ c ] ).latin1() );
	}
	if ( l.count() > c ) {
	    int numSlots = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numSlots; ++i ) {
		MetaDataBase::Slot slot;
		slot.slot = fixArgs2( l[ c ] );
		c++;
		slot.access = l[ c ];
		c++;
		w->lstSlots.append( slot );
	    }
	}
	if ( l.count() > c ) {
	    int numProperties = l[ c ].toInt();
	    c++;
	    for ( int i = 0; i < numProperties; ++i ) {
		MetaDataBase::Property prop;
		prop.property = l[ c ];
		c++;
		prop.type = l[ c ];
		c++;
		w->lstProperties.append( prop );
	    }
	} if ( l.count() > c ) {
	    QSizePolicy::SizeType h, v;
	     h = int_to_size_type( l[ c++ ].toInt() );
	     v = int_to_size_type( l[ c++ ].toInt() );
	     w->sizePolicy = QSizePolicy( h, v );
	}
	if ( l.count() > c ) {
	    w->isContainer = (bool)l[ c++ ].toInt();
	}
	w->pixmap = new QPixmap( PixmapChooser::loadPixmap( QDir::home().absPath() + "/.designer/" + w->className ) );
	MetaDataBase::addCustomWidget( w );
    }
    if ( num > 0 )
	rebuildCustomWidgetGUI();

    if ( !restoreConfig )
	return;

    QApplication::sendPostedEvents();
    fn = QDir::homeDirPath() + "/.designerrc" + "tb2";
    QFile f( fn );
    if ( f.open( IO_ReadOnly ) ) {
	QTextStream ts( &f );
	ts >> *this;
	f.close();
    }

    rebuildCustomWidgetGUI();
}

HierarchyView *MainWindow::objectHierarchy() const
{
    if ( !hierarchyView )
	( (MainWindow*)this )->setupHierarchyView();
    return hierarchyView;
}

QPopupMenu *MainWindow::setupNormalHierarchyMenu( QWidget *parent )
{
    QPopupMenu *menu = new QPopupMenu( parent );

    actionEditCut->addTo( menu );
    actionEditCopy->addTo( menu );
    actionEditPaste->addTo( menu );
    actionEditDelete->addTo( menu );

    return menu;
}

QPopupMenu *MainWindow::setupTabWidgetHierarchyMenu( QWidget *parent, const char *addSlot, const char *removeSlot )
{
    QPopupMenu *menu = new QPopupMenu( parent );

    menu->insertItem( tr( "Add Page" ), parent, addSlot );
    menu->insertItem( tr( "Delete Page" ), parent, removeSlot );
    menu->insertSeparator();
    actionEditCut->addTo( menu );
    actionEditCopy->addTo( menu );
    actionEditPaste->addTo( menu );
    actionEditDelete->addTo( menu );

    return menu;
}

void MainWindow::closeEvent( QCloseEvent *e )
{
    QWidgetList windows = qWorkspace()->windowList();
    QWidgetListIt wit( windows );
    while ( wit.current() ) {
	QWidget *w = wit.current();
	++wit;
	if ( w->inherits( "FormWindow" ) ) {
	    if ( ( (FormWindow*)w )->formFile()->editor() )
		windows.removeRef( ( (FormWindow*)w )->formFile()->editor() );
	    if ( !( (FormWindow*)w )->formFile()->close() ) {
		e->ignore();
		return;
	    }
	} else if ( w->inherits( "SourceEditor" ) ) {
	    if ( !( (SourceEditor*)w )->close() ) {
		e->ignore();
		return;
	    }
	}
    }

    QMapConstIterator<QAction*, Project*> it = projects.begin();
    while( it != projects.end() ) {
	Project *pro = it.data();
	++it;
	if ( pro->isModified() ) {
	    switch ( QMessageBox::warning( this, tr( "Save Project Settings" ),
					   tr( "Save changes to '%1'?" ).arg( pro->fileName() ),
					   tr( "&Yes" ), tr( "&No" ), tr( "&Cancel" ), 0, 2 ) ) {
	    case 0: // save
		pro->save();
		break;
	    case 1: // don't save
		break;
	    case 2: // cancel
		e->ignore();
		return;
	    default:
		break;
	    }
	}
    }

    writeConfig();
    hide();
    e->accept();

    if ( client ) {
	QDir home( QDir::homeDirPath() );
	home.remove( ".designerpid" );
    }
}

Workspace *MainWindow::workspace() const
{
    if ( !wspace )
	( (MainWindow*)this )->setupWorkspace();
    return wspace;
}

PropertyEditor *MainWindow::propertyeditor() const
{
    if ( !propertyEditor )
	( (MainWindow*)this )->setupPropertyEditor();
    return propertyEditor;
}

ActionEditor *MainWindow::actioneditor() const
{
    if ( !actionEditor )
	( (MainWindow*)this )->setupActionEditor();
    return actionEditor;
}

bool MainWindow::openEditor( QWidget *w, FormWindow * )
{
    if ( WidgetFactory::hasSpecialEditor( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ) ) ) {
	statusBar()->message( tr( "Edit %1..." ).arg( w->className() ) );
	WidgetFactory::editWidget( WidgetDatabase::idFromClassName( WidgetFactory::classNameOf( w ) ), this, w, formWindow() );
	statusBar()->clear();
	return TRUE;
    }

    const QMetaProperty* text = w->metaObject()->property( w->metaObject()->findProperty( "text", TRUE ), TRUE );
    const QMetaProperty* title = w->metaObject()->property( w->metaObject()->findProperty( "title", TRUE ), TRUE );
    if ( text && text->designable(w) ) {
	bool ok = FALSE;
	QString text;
	if ( w->inherits( "QTextEdit" ) || w->inherits( "QLabel" ) ) {
	    text = TextEditor::getText( this, w->property("text").toString() );
	    ok = !text.isNull();
	} else {
	    text = QInputDialog::getText( tr("Text"), tr( "New text" ), QLineEdit::Normal, w->property("text").toString(), &ok, this );
	}
	if ( ok ) {
	    QString pn( tr( "Set the 'text' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "text", w->property( "text" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "text", TRUE );
	}
	return TRUE;
    }
    if ( title && title->designable(w) ) {
	bool ok = FALSE;
	QString text;
	text = QInputDialog::getText( tr("Title"), tr( "New title" ), QLineEdit::Normal, w->property("title").toString(), &ok, this );
	if ( ok ) {
	    QString pn( tr( "Set the 'title' of '%2'" ).arg( w->name() ) );
	    SetPropertyCommand *cmd = new SetPropertyCommand( pn, formWindow(), w, propertyEditor,
							      "title", w->property( "title" ),
							      text, QString::null, QString::null );
	    cmd->execute();
	    formWindow()->commandHistory()->addCommand( cmd );
	    MetaDataBase::setPropertyChanged( w, "title", TRUE );
	}
	return TRUE;
    }

    if ( !WidgetFactory::isPassiveInteractor( w ) )
	editSource();

    return TRUE;
}

void MainWindow::rebuildCustomWidgetGUI()
{
    customWidgetToolBar->clear();
    customWidgetMenu->clear();
    int count = 0;
    QPtrList<MetaDataBase::CustomWidget> *lst = MetaDataBase::customWidgets();

    actionToolsCustomWidget->addTo( customWidgetMenu );
    customWidgetMenu->insertSeparator();

    for ( MetaDataBase::CustomWidget *w = lst->first(); w; w = lst->next() ) {
	QAction* a = new QAction( actionGroupTools, QString::number( w->id ).latin1() );
	a->setToggleAction( TRUE );
	a->setText( w->className );
	a->setIconSet( *w->pixmap );
	a->setStatusTip( tr( "Insert a " +w->className + " (custom widget)" ) );
	a->setWhatsThis( tr("<b>" + w->className + " (custom widget)</b>"
			    "<p>Click <b>Edit Custom Widgets...</b> in the <b>Tools|Custom</b> menu to "
			    "add and change custom widgets. You can add properties as well as "
			    "signals and slots to integrate them into Qt Designer, "
			    "and provide a pixmap which will be used to represent the widget on the form.</p>") );

	a->addTo( customWidgetToolBar );
	a->addTo( customWidgetMenu);
	count++;
    }

    if ( count == 0 )
	customWidgetToolBar->hide();
    else
	customWidgetToolBar->show();
}

bool MainWindow::isCustomWidgetUsed( MetaDataBase::CustomWidget *wid )
{
    QWidgetList windows = qWorkspace()->windowList();
    for ( QWidget *w = windows.first(); w; w = windows.next() ) {
	if ( w->inherits( "FormWindow" ) ) {
	    if ( ( (FormWindow*)w )->isCustomWidgetUsed( wid ) )
		return TRUE;
	}
    }
    return FALSE;
}

void MainWindow::setGrid( const QPoint &p )
{
    if ( p == grd )
	return;
    grd = p;
    QWidgetList windows = qWorkspace()->windowList();
    for ( QWidget *w = windows.first(); w; w = windows.next() ) {
	if ( !w->inherits( "FormWindow" ) )
	    continue;
	( (FormWindow*)w )->mainContainer()->update();
    }
}

void MainWindow::setShowGrid( bool b )
{
    if ( b == sGrid )
	return;
    sGrid = b;
    QWidgetList windows = qWorkspace()->windowList();
    for ( QWidget *w = windows.first(); w; w = windows.next() ) {
	if ( !w->inherits( "FormWindow" ) )
	    continue;
	( (FormWindow*)w )->mainContainer()->update();
    }
}

void MainWindow::setSnapGrid( bool b )
{
    if ( b == snGrid )
	return;
    snGrid = b;
}

QString MainWindow::documentationPath() const
{
    QString result = docPath;

    if ( docPath[0] == '$' ) {
	int fs = docPath.find('/');
	if ( fs == -1 )
	    fs = docPath.find('\\');

	if ( fs > -1 ) {
	    result = docPath.mid( 1, fs-1 );
	} else {
	    fs=docPath.length();
	    result = docPath.right(fs-1);
	}
	result = getenv(result.latin1()) + docPath.right( docPath.length()-fs );
    }

    return result;
}

void MainWindow::windowsMenuActivated( int id )
{
    QWidget* w = qworkspace->windowList().at( id );
    if ( w )
	w->setFocus();
}

void MainWindow::projectSelected( QAction *a )
{
    a->setOn( TRUE );
    if ( currentProject )
	currentProject->setActive( FALSE );
    Project *p = *projects.find( a );
    p->setActive( TRUE );
    if ( currentProject == p )
	return;
    currentProject = p;
    if ( wspace )
	wspace->setCurrentProject( currentProject );
}

void MainWindow::openProject( const QString &fn )
{
    for ( QMap<QAction*, Project*>::Iterator it = projects.begin(); it != projects.end(); ++it ) {
	if ( (*it)->fileName() == fn ) {
	    projectSelected( it.key() );
	    return;
	}
    }
    QApplication::setOverrideCursor( waitCursor );
    Project *pro = new Project( fn, "", projectSettingsPluginManager );
    pro->setModified( FALSE );
    QAction *a = new QAction( pro->projectName(), pro->projectName(), 0, actionGroupProjects, 0, TRUE );
    projects.insert( a, pro );
    projectSelected( a );
    QApplication::restoreOverrideCursor();
}

void MainWindow::checkTempFiles()
{
    QString s = QDir::homeDirPath() + "/.designer";
    QString baseName = s+ "/saved-form-";
    if ( !QFile::exists( baseName + "1.ui" ) )
	return;
    DesignerApplication::closeSplash();
    QDir d( s );
    d.setNameFilter( "*.ui" );
    QStringList lst = d.entryList();
    QApplication::restoreOverrideCursor();
    bool load = QMessageBox::information( this, tr( "Restoring the Last Session" ),
					  tr( "Qt Designer found some temporary saved files, which were\n"
					      "written when Qt Designer crashed last time. Do you want to\n"
					      "load these files?" ), tr( "&Yes" ), tr( "&No" ) ) == 0;
    QApplication::setOverrideCursor( waitCursor );
    for ( QStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
	if ( load )
	    openFormWindow( s + "/" + *it, FALSE );
	d.remove( *it );
    }
}

void MainWindow::showDialogHelp()
{
    QWidget *w = (QWidget*)sender();
    w = w->topLevelWidget();

    QString link = "designer-manual-12.html#";

    if ( w->inherits( "NewFormBase" ) )
	link += "dialog-file-new";
    else if ( w->inherits( "CreateTemplate" ) )
	link += "dialog-file-create-template";
    else if ( w->inherits( "EditSlotsBase" ) )
	link += "dialog-edit-slots";
    else if ( w->inherits( "ConnectionViewerBase" ) )
	link += "dialog-view-connections";
    else if ( w->inherits( "FormSettingsBase" ) )
	link += "dialog-edit-form-settings";
    else if ( w->inherits( "Preferences" ) )
	link += "dialog-edit-preferences";
    else if ( w->inherits( "PixmapCollectionEditor" ) )
	link += "dialog-image-collection";
    else if ( w->inherits( "DatabaseConnectionBase" ) )
	link += "dialog-edit-database-connections";
    else if ( w->inherits( "ProjectSettingsBase" ) )
	link += "dialog-project-settings";
    else if ( w->inherits( "FindDialog" ) )
	link += "dialog-find-text";
    else if ( w->inherits( "ReplaceDialog" ) )
	link += "dialog-replace-text";
    else if ( w->inherits( "GotoLineDialog" ) )
	link += "dialog-go-to-line";
    else if ( w->inherits( "ConnectionEditorBase" ) )
	link += "dialog-edit-connections";
    else if ( w->inherits( "CustomWidgetEditorBase" ) )
	link += "dialog-edit-custom-widgets";
    else if ( w->inherits( "PaletteEditorBase" ) )
	link += "dialog-edit-palette";
    else if ( w->inherits( "ListBoxEditorBase" ) )
	link += "dialog-edit-listbox";
    else if ( w->inherits( "ListViewEditorBase" ) )
	link += "dialog-edit-listview";
    else if ( w->inherits( "IconViewEditorBase" ) )
	link += "dialog-edit-iconview";
    else if ( w->inherits( "TableEditorBase" ) )
	link += "dialog-edit-table";

    else {
	QMessageBox::information( this, tr( "Help" ),
				  tr( "There is no help available for this dialog at the moment." ) );
	return;
    }

#ifdef Q_OS_WIN32
    QStringList lst;
    lst << assistantPath() << (QString( "d:" ) + link);
    QProcess proc( lst );
    proc.start();
#else
    if ( assistant )
	assistant->sendRequest( link+'\n');
#endif
}

void MainWindow::setupActionManager()
{
    actionPluginManager = new QPluginManager<ActionInterface>( IID_Action, QApplication::libraryPaths(), "/designer" );

    QStringList lst = actionPluginManager->featureList();
    for ( QStringList::Iterator ait = lst.begin(); ait != lst.end(); ++ait ) {
	ActionInterface *iface = 0;
	actionPluginManager->queryInterface( *ait, &iface );
	if ( !iface )
	    continue;

	iface->connectTo( desInterface );
	QAction *a = iface->create( *ait, this );
	if ( !a )
	    continue;

	QString grp = iface->group( *ait );
	if ( grp.isEmpty() )
	    grp = "3rd party actions";
	QPopupMenu *menu = 0;
	QToolBar *tb = 0;

	if ( !( menu = (QPopupMenu*)child( grp.latin1(), "QPopupMenu" ) ) ) {
	    menu = new QPopupMenu( this, grp.latin1() );
	    menuBar()->insertItem( tr( grp ), menu );
	}
	if ( !( tb = (QToolBar*)child( grp.latin1(), "QToolBar" ) ) ) {
#if defined(HAVE_KDE)
	    KToolBar *tb = new KToolBar( this );
	    tb->setFullSize( FALSE, grp.latin1() );
#else
	    tb = new QToolBar( this, grp.latin1() );
	    tb->setCloseMode( QDockWindow::Undocked );
#endif
	    addToolBar( tb, grp );
	}

	if ( iface->location( *ait, ActionInterface::Menu ) )
	    a->addTo( menu );
	if ( iface->location( *ait, ActionInterface::Toolbar ) )
	    a->addTo( tb );

	iface->release();
    }
}

void MainWindow::editFunction( const QString &func, const QString &l, bool rereadSource )
{
    if ( !formWindow() )
	return;
    if ( !formWindow()->formFile()->hasFormCode() )
	formWindow()->formFile()->createFormCode();
    SourceEditor *editor = 0;
    QString lang = l;
    if ( lang.isEmpty() )
	lang = MetaDataBase::languageOfSlot( formWindow(), func.latin1() );
    if ( !MetaDataBase::hasEditor( lang ) )
	return;
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->language() == lang && e->object() == formWindow() ) {
	    editor = e;
	    break;
	}
    }
    if ( !editor ) {
	EditorInterface *eIface = 0;
	editorPluginManager->queryInterface( lang, &eIface );
	if ( !eIface )
	    return;
	LanguageInterface *lIface = MetaDataBase::languageInterface( lang );
	if ( !lIface )
	    return;
	editor = new SourceEditor( qWorkspace(), eIface, lIface );
	eIface->release();
	lIface->release();

	editor->setLanguage( lang );
	sourceEditors.append( editor );
    }
    if ( editor->object() != formWindow() )
	editor->setObject( formWindow(), formWindow()->project() );
    else if ( rereadSource )
	editor->refresh( FALSE );
    editor->show();
    editor->setFocus();
    editor->setFunction( func );
    emit editorChanged();
}

void MainWindow::setupRecentlyFilesMenu()
{
    recentlyFilesMenu->clear();
    int id = 0;
    for ( QStringList::Iterator it = recentlyFiles.begin(); it != recentlyFiles.end(); ++it ) {
	recentlyFilesMenu->insertItem( *it, id );
	id++;
    }
}

void MainWindow::setupRecentlyProjectsMenu()
{
    recentlyProjectsMenu->clear();
    int id = 0;
    for ( QStringList::Iterator it = recentlyProjects.begin(); it != recentlyProjects.end(); ++it ) {
	recentlyProjectsMenu->insertItem( *it, id );
	id++;
    }
}

QPtrList<DesignerProject> MainWindow::projectList() const
{
    QPtrList<DesignerProject> list;
    QMapConstIterator<QAction*, Project*> it = projects.begin();

    while( it != projects.end() ) {
	Project *p = it.data();
	++it;
	list.append( p->iFace() );
    }

    return list;
}

QStringList MainWindow::projectNames() const
{
    QStringList res;
    for ( QMap<QAction*, Project* >::ConstIterator it = projects.begin(); it != projects.end(); ++it )
	res << (*it)->projectName();
    return res;
}

QStringList MainWindow::projectFileNames() const
{
    QStringList res;
    for ( QMap<QAction*, Project* >::ConstIterator it = projects.begin(); it != projects.end(); ++it )
	res << (*it)->makeRelative( (*it)->fileName() );
    return res;
}

Project *MainWindow::findProject( const QString &projectName ) const
{
    for ( QMap<QAction*, Project* >::ConstIterator it = projects.begin(); it != projects.end(); ++it ) {
	if ( (*it)->projectName() == projectName )
	    return *it;
    }
    return 0;
}

void MainWindow::setCurrentProject( Project *pro )
{
    for ( QMap<QAction*, Project* >::ConstIterator it = projects.begin(); it != projects.end(); ++it ) {
	if ( *it == pro ) {
	    projectSelected( it.key() );
	    return;
	}
    }
}

void MainWindow::setCurrentProjectByFilename( const QString& proFilename )
{
    for ( QMap<QAction*, Project* >::ConstIterator it = projects.begin(); it != projects.end(); ++it ) {
	if ( (*it)->makeRelative( (*it)->fileName() ) == proFilename ) {
	    projectSelected( it.key() );
	    return;
	}
    }
}


void MainWindow::recentlyFilesMenuActivated( int id )
{
    if ( id != -1 ) {
	if ( !QFile::exists( *recentlyFiles.at( id ) ) ) {
	    QMessageBox::warning( this, tr( "Open File" ),
				  tr( "Could not open '%1'. File does not exist." ).
				  arg( *recentlyFiles.at( id ) ) );
	    recentlyFiles.remove( recentlyFiles.at( id ) );
	    return;
	}
	fileOpen( "", "", *recentlyFiles.at( id ) );
	QString fn( *recentlyFiles.at( id ) );
	addRecentlyOpened( fn, recentlyFiles );
    }
}

void MainWindow::recentlyProjectsMenuActivated( int id )
{
    if ( id != -1 ) {
	if ( !QFile::exists( *recentlyProjects.at( id ) ) ) {
	    QMessageBox::warning( this, tr( "Open Project" ),
				  tr( "Could not open '%1'. File does not exist." ).
				  arg( *recentlyProjects.at( id ) ) );
	    recentlyProjects.remove( recentlyProjects.at( id ) );
	    return;
	}
	openProject( *recentlyProjects.at( id ) );
	QString fn( *recentlyProjects.at( id ) );
	addRecentlyOpened( fn, recentlyProjects );
    }
}

void MainWindow::addRecentlyOpened( const QString &fn, QStringList &lst )
{
    QFileInfo fi( fn );
    fi.convertToAbs();
    QString f = fi.filePath();
    if ( lst.find( f ) != lst.end() )
	lst.remove( f );
    if ( lst.count() >= 10 )
	lst.remove( lst.begin() );
    lst << f;
}

TemplateWizardInterface * MainWindow::templateWizardInterface( const QString& className )
{
    TemplateWizardInterface* iface = 0;
    templateWizardPluginManager->queryInterface( className, & iface );
    return iface;
}

void MainWindow::setupPluginManagers()
{
    editorPluginManager = new QPluginManager<EditorInterface>( IID_Editor, QApplication::libraryPaths(), "/designer" );
    MetaDataBase::setEditor( editorPluginManager->featureList() );

    templateWizardPluginManager = new QPluginManager<TemplateWizardInterface>( IID_TemplateWizard, QApplication::libraryPaths(), "/designer" );

    MetaDataBase::setupInterfaceManagers();
    programPluginManager = new QPluginManager<ProgramInterface>( IID_Program, QApplication::libraryPaths(), "/designer" );
    interpreterPluginManager = new QPluginManager<InterpreterInterface>( IID_Interpreter, QApplication::libraryPaths(), "/designer" );
    preferencePluginManager = new QPluginManager<PreferenceInterface>( IID_Preference, QApplication::libraryPaths(), "/designer" );
    projectSettingsPluginManager = new QPluginManager<ProjectSettingsInterface>( IID_ProjectSettings, QApplication::libraryPaths(), "/designer" );
    sourceTemplatePluginManager = new QPluginManager<SourceTemplateInterface>( IID_SourceTemplate, QApplication::libraryPaths(), "/designer" );

    if ( preferencePluginManager ) {
	QStringList lst = preferencePluginManager->featureList();
	for ( QStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
	    PreferenceInterface *i = 0;
	    preferencePluginManager->queryInterface( *it, &i );
	    if ( !i )
		continue;
	    i->connectTo( designerInterface() );
	    PreferenceInterface::Preference *pf = i->preference();
	    if ( pf )
		addPreferencesTab( pf->tab, pf->title, pf->receiver, pf->init_slot, pf->accept_slot );
	    i->deletePreferenceObject( pf );

	    i->release();
	}
    }
    if ( projectSettingsPluginManager ) {
	QStringList lst = projectSettingsPluginManager->featureList();
	for ( QStringList::Iterator it = lst.begin(); it != lst.end(); ++it ) {
	    ProjectSettingsInterface *i = 0;
	    projectSettingsPluginManager->queryInterface( *it, &i );
	    if ( !i )
		continue;
	    i->connectTo( designerInterface() );

	    ProjectSettingsInterface::ProjectSettings *pf = i->projectSetting();
	    if ( pf )
		addProjectTab( pf->tab, pf->title, pf->receiver, pf->init_slot, pf->accept_slot );
	    i->deleteProjectSettingsObject( pf );
	    i->release();
	}
    }
}

void MainWindow::addPreferencesTab( QWidget *tab, const QString &title, QObject *receiver, const char *init_slot, const char *accept_slot )
{
    Tab t;
    t.w = tab;
    t.title = title;
    t.receiver = receiver;
    t.init_slot = init_slot;
    t.accept_slot = accept_slot;
    preferenceTabs << t;
}

void MainWindow::addProjectTab( QWidget *tab, const QString &title, QObject *receiver, const char *init_slot, const char *accept_slot )
{
    Tab t;
    t.w = tab;
    t.title = title;
    t.receiver = receiver;
    t.init_slot = init_slot;
    t.accept_slot = accept_slot;
    projectTabs << t;
}

void MainWindow::setModified( bool b, QWidget *window )
{
    QWidget *w = window;
    while ( w ) {
	if ( w->inherits( "FormWindow" ) ) {
	    ( (FormWindow*)w )->modificationChanged( b );
	    return;
	} else if ( w->inherits( "SourceEditor" ) ) {
	    FormWindow *fw = ( (SourceEditor*)w )->formWindow();
	    if ( fw ) {
		//fw->commandHistory()->setModified( b );
		//fw->modificationChanged( b );
		fw->formFile()->setModified( b, FormFile::WFormCode );
		wspace->update( fw->formFile() );
	    } else {
		wspace->update();
	    }
	    return;
	}
	w = w->parentWidget( TRUE );
    }
}

void MainWindow::editorClosed( SourceEditor *e )
{
    sourceEditors.take( sourceEditors.findRef( e ) );
}

void MainWindow::slotsChanged()
{
    updateSlotsTimer->start( 0, TRUE );
}

void MainWindow::doSlotsChanged()
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() )
	e->refresh( FALSE );
    hierarchyView->formDefinitionView()->refresh();
}

void MainWindow::updateFunctionList()
{
    if ( !qWorkspace()->activeWindow() || !qWorkspace()->activeWindow()->inherits( "SourceEditor" ) )
	return;
    ( (SourceEditor*)qWorkspace()->activeWindow() )->save();
    hierarchyView->formDefinitionView()->refresh();
}

void MainWindow::updateWorkspace()
{
    wspace->setCurrentProject( currentProject );
}

void MainWindow::showDebugStep( QObject *o, int line )
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() )
	e->clearStep();
    if ( !o || line == -1 )
	return;
    showSourceLine( o, line, Step );
}

void MainWindow::showStackFrame( QObject *o, int line )
{
    if ( !o || line == -1 )
	return;
    showSourceLine( o, line, StackFrame );
}

void MainWindow::showErrorMessage( QObject *o, int errorLine, const QString &errorMessage )
{
    errorLine--; // ######
    QValueList<int> l;
    l << errorLine;
    QStringList l2;
    l2 << errorMessage;
    oWindow->setErrorMessages( l2, l, TRUE );
    showSourceLine( o, errorLine, Error );
}

void MainWindow::finishedRun()
{
    inDebugMode = FALSE;
    previewing = FALSE;
    debuggingForms.clear();
    enableAll( TRUE );
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->project() == currentProject )
	    e->editorInterface()->setMode( EditorInterface::Editing );
	e->clearStackFrame();
    }
}

void MainWindow::enableAll( bool enable )
{
    menuBar()->setEnabled( enable );
    QObjectList *l = queryList( "QDockWindow" );
    for ( QObject *o = l->first(); o; o = l->next() ) {
	if ( o == wspace->parentWidget() || o == oWindow->parentWidget() || o == hierarchyView->parentWidget() )
	    continue;
	( (QWidget*)o )->setEnabled( enable );
    }
    delete l;
}

void MainWindow::showSourceLine( QObject *o, int line, LineMode lm )
{
    QWidgetList windows = qworkspace->windowList();
    for ( QWidget *w = windows.first(); w; w = windows.next() ) {
	FormWindow *fw = 0;
	SourceEditor *se = 0;
	SourceFile *sf = 0;
	if ( w->inherits( "FormWindow" ) ) {
	    fw = (FormWindow*)fw;
	} else if ( w->inherits( "SourceEditor" ) ) {
	    se = (SourceEditor*)w;
	    if ( !se->object() )
		continue;
	    if ( se->formWindow() )
		fw = se->formWindow();
	    else
		sf = se->sourceFile();
	}

	if ( fw ) {
	    if ( fw->project() != currentProject )
		continue;
	    if ( QString( fw->name() ) == QString( o->name() ) ) {
		if ( se ) {
		    switch ( lm ) {
		    case Error:
			se->editorInterface()->setError( line );
			break;
		    case Step:
			se->editorInterface()->setStep( line );
			break;
		    case StackFrame:
			se->editorInterface()->setStackFrame( line );
			break;
		    }
		    return;
		} else {
		    fw->setFocus();
		    lastActiveFormWindow = fw;
		    qApp->processEvents();
		    se = editSource();
		    if ( se ) {
			switch ( lm ) {
			case Error:
			    se->editorInterface()->setError( line );
			    break;
			case Step:
			    se->editorInterface()->setStep( line );
			    break;
			case StackFrame:
			    se->editorInterface()->setStackFrame( line );
			    break;
			}
			return;
		    }
		}
	    }
	} else if ( se ) {
	    if ( o != sf )
		continue;
	    switch ( lm ) {
	    case Error:
		se->editorInterface()->setError( line );
		break;
	    case Step:
		se->editorInterface()->setStep( line );
		break;
	    case StackFrame:
		se->editorInterface()->setStackFrame( line );
		break;
	    }
	    return;
	}
    }

    if ( o->inherits( "SourceFile" ) ) {
	for ( QPtrListIterator<SourceFile> sources = currentProject->sourceFiles();
	      sources.current(); ++sources ) {
	    SourceFile* f = sources.current();
	    if ( f == o ) {
		SourceEditor *se = editSource( f );
		if ( se ) {
		    switch ( lm ) {
		    case Error:
			se->editorInterface()->setError( line );
			break;
		    case Step:
			se->editorInterface()->setStep( line );
			break;
		    case StackFrame:
			se->editorInterface()->setStackFrame( line );
			break;
		    }
		}
		return;
	    }
	}
    }

    mblockNewForms = TRUE;
    openFormWindow( currentProject->makeAbsolute( *qwf_forms->find( (QWidget*)o ) ) );
    qApp->processEvents(); // give all views the chance to get the formwindow
    SourceEditor *se = editSource();
    if ( se ) {
	switch ( lm ) {
	case Error:
	    se->editorInterface()->setError( line );
	    break;
	case Step:
	    se->editorInterface()->setStep( line );
	    break;
	case StackFrame:
	    se->editorInterface()->setStackFrame( line );
	    break;
	}
    }
    mblockNewForms = FALSE;
}


QWidget *MainWindow::findRealForm( QWidget *wid )
{
    QWidgetList windows = qWorkspace()->windowList();
    for ( QWidget *w = windows.first(); w; w = windows.next() ) {
	if ( QString( w->name() ) == QString( wid->name() ) )
	    return w;
    }
    return 0;
}

void MainWindow::formNameChanged( FormWindow *fw )
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->object() == fw )
	    e->refresh( TRUE );
	if ( e->project() == fw->project() )
	    e->resetContext();
    }
}

void MainWindow::breakPointsChanged()
{
    if ( !inDebugMode )
	return;
    if ( !qWorkspace()->activeWindow() || !qWorkspace()->activeWindow()->inherits( "SourceEditor" ) )
	return;
    SourceEditor *e = (SourceEditor*)qWorkspace()->activeWindow();
    if ( !e->object() || !e->project() )
	return;
    if ( e->project() != currentProject )
	return;

    InterpreterInterface *iiface = 0;
    if ( interpreterPluginManager ) {
	QString lang = currentProject->language();
	iiface = 0;
	interpreterPluginManager->queryInterface( lang, &iiface );
	if ( !iiface )
	    return;
    }

    e->saveBreakPoints();

    for ( QObject *o = debuggingForms.first(); o; o = debuggingForms.next() ) {
	if ( qstrcmp( o->name(), e->object()->name() ) == 0 ) {
	    iiface->setBreakPoints( o, MetaDataBase::breakPoints( e->object() ) );
	    break;
	}
    }

    for ( e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( e->project() == currentProject && e->sourceFile() ) {
	    QValueList<int> bps = MetaDataBase::breakPoints( e->sourceFile() );
	    iiface->setBreakPoints( e->object(), bps );
	}
    }

    iiface->release();
}

int MainWindow::currentLayoutDefaultSpacing() const
{
    if ( ( (MainWindow*)this )->formWindow() )
	return ( (MainWindow*)this )->formWindow()->layoutDefaultSpacing();
    return BOXLAYOUT_DEFAULT_SPACING;
}

int MainWindow::currentLayoutDefaultMargin() const
{
    if ( ( (MainWindow*)this )->formWindow() )
	return ( (MainWindow*)this )->formWindow()->layoutDefaultMargin();
    return BOXLAYOUT_DEFAULT_MARGIN;
}

void MainWindow::saveAllBreakPoints()
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	e->save();
	e->saveBreakPoints();
    }
}

void MainWindow::resetBreakPoints()
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() )
	e->resetBreakPoints();
}

SourceFile *MainWindow::sourceFile()
{
    for ( SourceEditor *e = sourceEditors.first(); e; e = sourceEditors.next() ) {
	if ( qworkspace->activeWindow() == e ) {
	    if ( e->sourceFile() )
		return e->sourceFile();
	}
    }
    return 0;
}

bool MainWindow::openProjectSettings( Project *pro )
{
    ProjectSettings dia( pro, this, 0, TRUE );
    SenderObject *senderObject = new SenderObject( designerInterface() );
    QValueList<Tab>::Iterator it;
    for ( it = projectTabs.begin(); it != projectTabs.end(); ++it ) {
	Tab t = *it;
	if ( t.title != pro->language() )
	    continue;
	dia.tabWidget->addTab( t.w, t.title );
	if ( t.receiver ) {
	    connect( dia.buttonOk, SIGNAL( clicked() ), senderObject, SLOT( emitAcceptSignal() ) );
	    connect( senderObject, SIGNAL( acceptSignal( QUnknownInterface * ) ), t.receiver, t.accept_slot );
	    connect( senderObject, SIGNAL( initSignal( QUnknownInterface * ) ), t.receiver, t.init_slot );
	    senderObject->emitInitSignal();
	    disconnect( senderObject, SIGNAL( initSignal( QUnknownInterface * ) ), t.receiver, t.init_slot );
	}
    }

    int res = dia.exec();

    delete senderObject;

    for ( it = projectTabs.begin(); it != projectTabs.end(); ++it ) {
	Tab t = *it;
	dia.tabWidget->removePage( t.w );
	t.w->reparent( 0, QPoint(0,0), FALSE );
    }

    return res == QDialog::Accepted;
}

void MainWindow::popupProjectMenu( const QPoint &pos )
{

    projectMenu->exec( pos );
}

QStringList MainWindow::sourceTemplates() const
{
    return sourceTemplatePluginManager->featureList();
}

SourceTemplateInterface* MainWindow::sourceTemplateInterface( const QString& templ )
{
    SourceTemplateInterface *iface = 0;
    sourceTemplatePluginManager->queryInterface( templ, &iface);
    return iface;
}

QString MainWindow::whatsThisFrom( const QString &key )
{
    if ( menuHelpFile.isEmpty() ) {
	QString fn = getenv( "QTDIR" );
	fn += "/doc/html/designer-manual-10.html";
	QFile f( fn );
	if ( f.open( IO_ReadOnly ) ) {
	    QTextStream ts( &f );
	    menuHelpFile = ts.read();
	}
    }

    int i = menuHelpFile.find( key );
    if ( i == -1 )
	return QString::null;
    int start = i;
    int end = i;
    start = menuHelpFile.findRev( "<li>", i ) + 4;
    end = menuHelpFile.find( '\n', i ) - 1;
    return menuHelpFile.mid( start, end - start + 1 );
}
