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-rw-r--r--karbon/commands/vdeletenodescmd.cpp77
1 files changed, 77 insertions, 0 deletions
diff --git a/karbon/commands/vdeletenodescmd.cpp b/karbon/commands/vdeletenodescmd.cpp
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+++ b/karbon/commands/vdeletenodescmd.cpp
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+/* This file is doc of the KDE project
+ Copyright (C) 2001, The Karbon Developers
+ Copyright (C) 2002, The Karbon Developers
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+*/
+
+
+#include <tdelocale.h>
+
+#include "vdeletenodescmd.h"
+#include "vselection.h"
+#include "vsegment.h"
+#include "vpath.h"
+#include "vdocument.h"
+
+VDeleteNodeCmd::VDeleteNodeCmd( VDocument *doc )
+ : VCommand( doc, i18n( "Delete Node" ) )
+{
+}
+
+VDeleteNodeCmd::~VDeleteNodeCmd()
+{
+}
+
+void
+VDeleteNodeCmd::visitVSubpath( VSubpath& path )
+{
+ VSegment* segment = path.first();
+
+ path.next(); // skip begin segment
+ while( segment )
+ {
+ if( segment->state() != VSegment::deleted && segment->knotIsSelected() )
+ {
+ segment->setState( VSegment::deleted );
+ m_segments.append( segment );
+ }
+ segment = segment->next();
+ }
+ if( m_segments.count() > 0 )
+ path.invalidateBoundingBox();
+}
+
+void
+VDeleteNodeCmd::execute()
+{
+ VObjectListIterator itr( document()->selection()->objects() );
+
+ for( ; itr.current() ; ++itr )
+ visit( *itr.current() );
+
+ setSuccess( m_segments.count() > 0 );
+}
+
+void
+VDeleteNodeCmd::unexecute()
+{
+ TQPtrListIterator<VSegment> itr( m_segments );
+ for( ; itr.current() ; ++itr )
+ itr.current()->setState( VSegment::normal );
+ setSuccess( false );
+}
+