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package tsukuba_bunko.peko.scenario.select; |
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import java.util.List; |
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import tsukuba_bunko.peko.Logger; |
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import tsukuba_bunko.peko.canvas.CanvasManager; |
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import tsukuba_bunko.peko.canvas.select.SelectItem; |
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import tsukuba_bunko.peko.scenario.Coordinator; |
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public class SelectCoordinator extends Coordinator { |
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protected List _selectItems = null; |
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protected Thread _activeThread = null; |
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public SelectCoordinator() |
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{ |
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super(); |
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} |
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public void begin() |
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{ |
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if( isActiveThread() ) { |
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getActionControler().setSaveEnabled( true ); |
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_selectItems = new java.util.ArrayList( 4 ); |
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} |
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} |
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public void commit() |
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{ |
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if( isActiveThread() ) { |
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getActionControler().setSaveEnabled( false ); |
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} |
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} |
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public void addSelectItem( String id, String text ) |
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{ |
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if( id == null ) { |
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throw new IllegalArgumentException( "id is not specified." ); |
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} |
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else if( text == null) { |
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throw new IllegalArgumentException( "text is not specified." ); |
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} |
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if( isActiveThread() ) { |
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SelectItem item = new SelectItem(); |
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item.setID( id ); |
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item.setText( text ); |
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_selectItems.add( item ); |
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} |
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} |
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public String select() |
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{ |
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if( isActiveThread() ) { |
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if( (_selectItems == null) || _selectItems.isEmpty() ) { |
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Logger.debug( "[scenario.select] no select items!" ); |
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return null; |
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} |
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else { |
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CanvasManager canvasManager = getCanvasManager(); |
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String id = canvasManager.showSelect( _selectItems ); |
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if( id == null ) { |
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Logger.debug( "[scenario.select] canceled." ); |
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} |
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canvasManager.advancesNewPage(); |
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return id; |
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} |
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} |
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else { |
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return null; |
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} |
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} |
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public void end() |
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{ |
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if( isActiveThread() ) { |
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_activeThread = null; |
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if( _selectItems != null ) { |
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_selectItems.clear(); |
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_selectItems = null; |
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} |
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} |
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} |
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} |