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diff --git a/tdevdesigner/designer/listboxdnd.cpp b/tdevdesigner/designer/listboxdnd.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 [email protected] for
-** information about TQt Commercial License Agreements.
-**
-** Contact [email protected] if any conditions of this licensing are
-** not clear to you.
-**
-**********************************************************************/
-
-#include "listboxdnd.h"
-#include <tqwidget.h>
-#include <tqheader.h>
-#include <tqpainter.h>
-#include <tqdragobject.h>
-#include <tqvaluelist.h>
-
-// The Dragobject Declaration ---------------------------------------
-class ListBoxItemDrag : public TQStoredDrag
-{
-public:
- ListBoxItemDrag( ListBoxItemList & items, bool sendPtr = FALSE, TQListBox * parent = 0, const char * name = 0 );
- ~ListBoxItemDrag() {};
- static bool canDecode( TQDragMoveEvent * event );
- static bool decode( TQDropEvent * event, TQListBox * parent, TQListBoxItem * insertPoint );
- enum ItemType { ListBoxText = 1, ListBoxPixmap = 2 };
-};
-// ------------------------------------------------------------------
-
-ListBoxDnd::ListBoxDnd( TQListBox * eventSource, const char * name )
- : ListDnd( eventSource, name ) { }
-
-void ListBoxDnd::confirmDrop( TQListBoxItem * )
-{
- dropConfirmed = TRUE;
-}
-
-bool ListBoxDnd::dropEvent( TQDropEvent * event )
-{
- if ( dragInside ) {
-
- if ( dMode & NullDrop ) { // combined with Move, a NullDrop will delete an item
- event->accept();
- emit dropped( 0 ); // a NullDrop
- return TRUE;
- }
-
- TQPoint pos = event->pos();
- TQListBoxItem * after = itemAt( pos );
-
- if ( ListBoxItemDrag::decode( event, (TQListBox *) src, after ) ) {
- event->accept();
- TQListBox * src = (TQListBox *) this->src;
- TQListBoxItem * item = ( after ? after->next() : src->firstItem() );
- src->setCurrentItem( item );
- emit dropped( item ); // ###FIX: Supports only one item!
- }
- }
-
- line->hide();
- dragInside = FALSE;
-
- return TRUE;
-}
-
-bool ListBoxDnd::mouseMoveEvent( TQMouseEvent * event )
-{
- if ( event->state() & Qt::LeftButton ) {
- if ( ( event->pos() - mousePressPos ).manhattanLength() > 3 ) {
-
- ListBoxItemList list;
- buildList( list );
- ListBoxItemDrag * dragobject = new ListBoxItemDrag( list, (dMode & Internal), (TQListBox *) src );
-
- // Emit signal for all dragged items
- TQListBoxItem * i = list.first();
- while ( i ) {
- emit dragged( i );
- i = list.next();
- }
-
- if ( dMode & Move ) {
- removeList( list ); // "hide" items
- }
-
- dragobject->dragCopy();
-
- if ( dMode & Move ) {
- if ( dropConfirmed ) {
- // ###FIX: memleak ? in internal mode, only pointers are transfered...
- //list.setAutoDelete( TRUE );
- list.clear();
- dropConfirmed = FALSE;
- }
- insertList( list ); // "show" items
- }
- }
- }
- return FALSE;
-}
-
-int ListBoxDnd::buildList( ListBoxItemList & list )
-{
- TQListBoxItem * i = ((TQListBox *)src)->firstItem();
- while ( i ) {
- if ( i->isSelected() ) {
- ((TQListBox *)src)->setSelected( i, FALSE );
- list.append( i );
- }
- i = i->next();
- }
- return list.count();
-}
-
-void ListBoxDnd::insertList( ListBoxItemList & list )
-{
- TQListBoxItem * i = list.first();
- while ( i ) {
- ((TQListBox *)src)->insertItem( i, i->prev() );
- i = list.next();
- }
-}
-
-void ListBoxDnd::removeList( ListBoxItemList & list )
-{
- TQListBoxItem * i = list.first();
- while ( i ) {
- ((TQListBox *)src)->takeItem( i ); // remove item from TQListBox
- i = list.next();
- }
-}
-
-void ListBoxDnd::updateLine( const TQPoint & dragPos )
-{
- TQListBox * src = (TQListBox *) this->src;
- TQListBoxItem *item = itemAt( dragPos );
-
- int ypos = item ?
- ( src->itemRect( item ).bottom() - ( line->height() / 2 ) ) :
- ( src->itemRect( ((TQListBox *)src)->firstItem() ).top() );
-
- line->resize( src->viewport()->width(), line->height() );
- line->move( 0, ypos );
-}
-
-TQListBoxItem * ListBoxDnd::itemAt( TQPoint pos )
-{
- TQListBox * src = (TQListBox *) this->src;
- TQListBoxItem * result = src->itemAt( pos );
- TQListBoxItem * last = src->item( src->count() - 1 );
- int i = src->index( result );
-
- if ( result && ( pos.y() < (src->itemRect(result).top() + src->itemHeight(i)/2) ) )
- result = result->prev();
- else if ( !result && pos.y() > src->itemRect( last ).bottom() )
- result = last;
-
- return result;
-}
-
-bool ListBoxDnd::canDecode( TQDragEnterEvent * event )
-{
- return ListBoxItemDrag::canDecode( event );
-}
-
-
-// ------------------------------------------------------------------
-// The Dragobject Implementation ------------------------------------
-// ------------------------------------------------------------------
-
-ListBoxItemDrag::ListBoxItemDrag( ListBoxItemList & items, bool sendPtr, TQListBox * parent, const char * name )
- : TQStoredDrag( "qt/listboxitem", parent, name )
-{
- // ### FIX!
- TQByteArray data( sizeof( TQ_INT32 ) + sizeof( TQListBoxItem ) * items.count() );
- TQDataStream stream( data, IO_WriteOnly );
-
- stream << items.count();
- stream << (TQ_UINT8) sendPtr; // just transfer item pointer; omit data
-
- TQListBoxItem * i = items.first();
-
- if ( sendPtr ) {
-
- while ( i ) {
-
- stream << (TQ_ULONG) i; //###FIX: demands sizeof(ulong) >= sizeof(void*)
- i = items.next();
-
- }
-
- } else {
-
- while ( i ) {
-
- TQ_UINT8 b = 0;
-
- b = (TQ_UINT8) ( i->text() != TQString() ); // does item have text ?
- stream << b;
- if ( b ) {
- stream << i->text();
- }
-
- b = (TQ_UINT8) ( !!i->pixmap() ); // does item have a pixmap ?
- stream << b;
- if ( b ) {
- stream << ( *i->pixmap() );
- }
-
- stream << (TQ_UINT8) i->isSelectable();
-
- i = items.next();
- }
-
- }
-
- setEncodedData( data );
-}
-
-bool ListBoxItemDrag::canDecode( TQDragMoveEvent * event )
-{
- return event->provides( "qt/listboxitem" );
-}
-
-bool ListBoxItemDrag::decode( TQDropEvent * event, TQListBox * parent, TQListBoxItem * after )
-{
- TQByteArray data = event->encodedData( "qt/listboxitem" );
-
- if ( data.size() ) {
- event->accept();
- TQDataStream stream( data, IO_ReadOnly );
-
- int count = 0;
- stream >> count;
-
- TQ_UINT8 recievePtr = 0; // data contains just item pointers; no data
- stream >> recievePtr;
-
- TQListBoxItem * item = 0;
-
- if ( recievePtr ) {
-
- for( int i = 0; i < count; i++ ) {
-
- TQ_ULONG p = 0; //###FIX: demands sizeof(ulong) >= sizeof(void*)
- stream >> p;
- item = (TQListBoxItem *) p;
-
- parent->insertItem( item, after );
-
- }
-
- } else {
-
- for ( int i = 0; i < count; i++ ) {
-
- TQ_UINT8 hasText = 0;
- TQString text;
- stream >> hasText;
- if ( hasText ) {
- stream >> text;
- }
-
- TQ_UINT8 hasPixmap = 0;
- TQPixmap pixmap;
- stream >> hasPixmap;
- if ( hasPixmap ) {
- stream >> pixmap;
- }
-
- TQ_UINT8 isSelectable = 0;
- stream >> isSelectable;
-
- if ( hasPixmap ) {
- item = new TQListBoxPixmap( parent, pixmap, text, after );
- } else {
- item = new TQListBoxText( parent, text, after );
- }
-
- item->setSelectable( isSelectable );
-
- }
-
- }
-
- return TRUE;
- }
- return FALSE;
-}
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