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-rw-r--r--tdevdesigner/designer/listdnd.cpp142
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diff --git a/tdevdesigner/designer/listdnd.cpp b/tdevdesigner/designer/listdnd.cpp
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--- a/tdevdesigner/designer/listdnd.cpp
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-/**********************************************************************
-** Copyright (C) 2002 Trolltech AS. All rights reserved.
-**
-** This file is part of TQt 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.
-**
-** Licensees holding valid TQt Enterprise Edition or TQt Professional Edition
-** licenses may use this file in accordance with the TQt Commercial License
-** Agreement provided with the Software.
-**
-** 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.
-** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
-** information about TQt Commercial License Agreements.
-**
-** Contact info@trolltech.com if any conditions of this licensing are
-** not clear to you.
-**
-**********************************************************************/
-
-#include "listdnd.h"
-#include <tqwidget.h>
-#include <tqpainter.h>
-
-ListDnd::ListDnd( TQScrollView * eventSource, const char * name )
- : TQObject( eventSource, name ),
- dragInside( FALSE ), dragDelete( TRUE ), dropConfirmed( FALSE ), dMode( Both )
-{
- src = eventSource;
- src->setAcceptDrops( TRUE );
- src->installEventFilter( this );
- src->viewport()->installEventFilter( this );
-
- line = new TQWidget( src->viewport(), 0, TQt::WStyle_NoBorder | WStyle_StaysOnTop );
- line->setBackgroundColor( TQt::black );
- line->resize( src->viewport()->width(), 2 );
- line->hide();
-}
-
-void ListDnd::setDragMode( int mode )
-{
- dMode = mode;
-}
-
-int ListDnd::dragMode() const
-{
- return dMode;
-}
-
-bool ListDnd::eventFilter( TQObject *, TQEvent * event )
-{
- switch ( event->type() ) {
- case TQEvent::DragEnter:
- return dragEnterEvent( (TQDragEnterEvent *) event );
- case TQEvent::DragLeave:
- return dragLeaveEvent( (TQDragLeaveEvent *) event );
- case TQEvent::DragMove:
- return dragMoveEvent( (TQDragMoveEvent *) event );
- case TQEvent::Drop:
- return dropEvent( (TQDropEvent *) event );
- case TQEvent::MouseButtonPress:
- return mousePressEvent( (TQMouseEvent *) event );
- case TQEvent::MouseMove:
- return mouseMoveEvent( (TQMouseEvent *) event );
- default:
- break;
- }
- return FALSE;
-}
-
-
-bool ListDnd::dragEnterEvent( TQDragEnterEvent * event )
-{
- if ( dMode == None ) {
- return TRUE;
- }
-
- bool ok = ( ( ( dMode & Both ) == Both ) ||
- ( ( dMode & Internal ) && ( event->source() == src ) ) ||
- ( ( dMode & External ) && ( event->source() != src ) ) );
-
- if ( ok && canDecode( event ) ) {
- event->accept();
- dragInside = TRUE;
- if ( !( dMode & NullDrop ) ) {
- updateLine( event->pos() );
- line->show();
- }
- }
- return TRUE;
-}
-
-bool ListDnd::dragLeaveEvent( TQDragLeaveEvent * )
-{
- dragInside = FALSE;
- line->hide();
- return TRUE;
-}
-
-bool ListDnd::dragMoveEvent( TQDragMoveEvent * event )
-{
- if ( dragInside && dMode && !( dMode & NullDrop ) ) {
- updateLine( event->pos() );
- }
- return TRUE;
-}
-
-bool ListDnd::dropEvent( TQDropEvent * )
-{
- // do nothing
- return FALSE;
-}
-
-bool ListDnd::mousePressEvent( TQMouseEvent * event )
-{
- if ( event->button() == Qt::LeftButton )
- mousePressPos = event->pos();
- return FALSE;
-}
-
-bool ListDnd::mouseMoveEvent( TQMouseEvent * )
-{
- // do nothing
- return FALSE;
-}
-
-void ListDnd::updateLine( const TQPoint & )
-{
- // do nothing
-}
-
-bool ListDnd::canDecode( TQDragEnterEvent * )
-{
- // do nothing
- return FALSE;
-}