Method saveSelection

Engine/source/gui/editor/guiEditCtrl.cpp:1380–1436

//-----------------------------------------------------------------------------

void GuiEditCtrl::saveSelection( const char* filename )
{
   // If there are no selected objects, then don't save.
   
   if( mSelectedControls.size() == 0 )
      return;
      
   // Open the stream.

   Stream* stream;
   if( filename )
   {
      stream = FileStream::createAndOpen( filename, Torque::FS::File::Write );
      if( !stream )
      {
         Con::errorf( "GuiEditCtrl::saveSelection - could not open '%s' for writing", filename );
         return;
      }
   }
   else
      stream = new MemStream( 4096 );
      
   // Create a temporary SimSet.
      
   SimSet* clipboardSet = new SimSet;
   clipboardSet->registerObject();
   Sim::getRootGroup()->addObject( clipboardSet, "guiClipboard" );
   
   // Add the selected controls to the set.

   for( Vector< GuiControl* >::iterator i = mSelectedControls.begin();
        i != mSelectedControls.end(); ++ i )
   {
      GuiControl* ctrl = *i;
      if( !selectionContainsParentOf( ctrl ) )
         clipboardSet->addObject( ctrl );
   }
   
   // Write the SimSet.  Use the IgnoreCanSave to ensure the controls
   // get actually written out (also disables the default parent inheritance
   // behavior for the flag).

   clipboardSet->write( *stream, 0, IgnoreCanSave );
   clipboardSet->deleteObject();
   
   // If we were writing to a memory stream, copy to clipboard
   // now.
   
   if( !filename )
   {
      MemStream* memStream = static_cast< MemStream* >( stream );
      memStream->write( U8( 0 ) );
      Platform::setClipboard( ( const char* ) memStream->getBuffer() );
   }

   delete stream;
}