?? delete.java
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package com.opensymphony.workflow.designer.actions;import java.awt.Point;import java.awt.event.ActionEvent;import javax.swing.AbstractAction;import com.opensymphony.workflow.designer.*;import com.opensymphony.workflow.loader.WorkflowDescriptor;/** * User: Hani Suleiman * Date: Nov 24, 2003 * Time: 1:10:28 PM */public class Delete extends AbstractAction{ private WorkflowDescriptor workflow; private WorkflowGraph graph; private Point location; public Delete(WorkflowDescriptor workflow, WorkflowGraph graph, Point location) { super("Delete"); this.workflow = workflow; this.graph = graph; this.location = location; } public void actionPerformed(ActionEvent e) { Object cell = graph.getFirstCellForLocation(location.x, location.y); if(cell == null) { return; } else if(cell instanceof ResultEdge) { // update the graph graph.removeEdge((ResultEdge)cell); WorkflowDesigner.INSTANCE.navigator().reloadWorkflow(workflow); } else if(cell instanceof StepCell) { graph.removeStep((StepCell)cell); //WorkflowDesigner.INSTANCE.navigator().reloadSteps(workflow); WorkflowDesigner.INSTANCE.navigator().reloadWorkflow(workflow); } else if(cell instanceof JoinCell) { graph.removeJoin((JoinCell)cell); //WorkflowDesigner.INSTANCE.navigator().reloadJoins(workflow); WorkflowDesigner.INSTANCE.navigator().reloadWorkflow(workflow); } else if(cell instanceof SplitCell) { graph.removeSplit((SplitCell)cell); //WorkflowDesigner.INSTANCE.navigator().reloadSplits(workflow); WorkflowDesigner.INSTANCE.navigator().reloadWorkflow(workflow); } WorkflowDesigner.INSTANCE.navigator().selectTreeNode(workflow, workflow); }}?? 快捷鍵說明
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