svgvisualresourcelistspanel.java

完全基于java开发的svg矢量绘图工具

									getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, newElement);
									resourceState.setSelectedItemId(name, "");
									refreshResources(RESOURCE_DELETED, name, null, newElement);
								}

								public void redo(){

									getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, fparentElement, newElement);
									resourceState.setSelectedItemId(name, id);
									refreshResources(RESOURCE_NEW, name, newElement, null);
								}
							};
					
							SVGUndoRedoActionList actionlist=new SVGUndoRedoActionList(action.getName());
							actionlist.add(action);
							getVisualResources().getSVGEditor().getUndoRedo().addActionList(frame, actionlist);
						}
						
						resourceState.setSelectedItemId(name, id);
						frame.setModified(true);
						refreshResources(RESOURCE_NEW, name, newElement, null);
					}
				}
        	});
    	}
    }
    
    /**
     * duplicate the resource node corresponding to the given resource object
     * @param resourceObject a resource object
     */
    protected void removeResource(SVGVisualResourceObject resourceObject){
    	
    	if(frame!=null && resourceObject!=null && resourceObject.canBeModified() && resourceObject.getParentNode()!=null){

        	final Element fparentElement=(Element)resourceObject.getParentNode();
        	final Element resourceElement=resourceObject.getInitialNode();
        	final String name=resourceObject.getResourceModel().getName();
        	final String id=resourceObject.getResourceId();
        	
        	frame.enqueue(new Runnable(){

				public void run() {

					//appending the newly created resource node to its parent node
					getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, resourceElement);

					//create the undo/redo action and insert it into the undo/redo stack
					if(getVisualResources().getSVGEditor().getUndoRedo()!=null){

						SVGUndoRedoAction action=new SVGUndoRedoAction(getVisualResources().undoredoresourcesremove){

							public void undo(){

								getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, fparentElement, resourceElement);
								resourceState.setSelectedItemId(name, id);
								refreshResources(RESOURCE_NEW, name, resourceElement, null);
							}

							public void redo(){

								getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, resourceElement);
								resourceState.setSelectedItemId(name, "");
								refreshResources(RESOURCE_DELETED, name, null, resourceElement);
							}
						};
				
						SVGUndoRedoActionList actionlist=new SVGUndoRedoActionList(action.getName());
						actionlist.add(action);
						getVisualResources().getSVGEditor().getUndoRedo().addActionList(frame, actionlist);
					}
					
					resourceState.setSelectedItemId(name, "");
					frame.setModified(true);
					refreshResources(RESOURCE_DELETED, name, null, resourceElement);
				}
        	});
    	}
    }
    
    /**
     * imports a resource node from the visual resource store
     * @param parentElement the parent element
     * @param resourceObject a resource object
     */
    protected void importResource(Element parentElement, SVGVisualResourceObject resourceObject){
    	
    	if(frame!=null && resourceObject!=null && ! resourceObject.canBeModified() && parentElement!=null){

        	final Element fparentElement=parentElement, resourceNode=resourceObject.getInitialNode();
        	final String name=resourceObject.getResourceModel().getName();

           	frame.enqueue(new Runnable(){

				public void run() {

		        	final Element newElement=getVisualResources().getVisualResourcesToolkit().importVisualResource(frame, fparentElement, resourceNode);
					
					if(newElement!=null){
						
			        	final String id=newElement.getAttribute("id");
						
						//appending the newly created resource node to its parent node
						getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, fparentElement, newElement);
						
						//create the undo/redo action and insert it into the undo/redo stack
						if(getVisualResources().getSVGEditor().getUndoRedo()!=null){

							SVGUndoRedoAction action=new SVGUndoRedoAction(getVisualResources().undoredoresources){

								public void undo(){

									getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, newElement);
									resourceState.setSelectedItemId(name, "");
									refreshResources(RESOURCE_DELETED, name, null, newElement);
								}

								public void redo(){

									getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, fparentElement, newElement);
									resourceState.setSelectedItemId(name, id);
									refreshResources(RESOURCE_NEW, name, newElement, null);
								}
							};
					
							SVGUndoRedoActionList actionlist=new SVGUndoRedoActionList(action.getName());
							actionlist.add(action);
							getVisualResources().getSVGEditor().getUndoRedo().addActionList(frame, actionlist);
						}
						
						resourceState.setSelectedItemId(name, id);
						frame.setModified(true);
						refreshResources(RESOURCE_NEW, name, null, newElement);
					}
				}
        	});
    	}
    }
    
    /**
     * modifies the properties of the given resource
     * @param resourceObject a resource object
     */
    protected void modifyProperties(SVGVisualResourceObject resourceObject){

    	if(frame!=null && resourceObject!=null && resourceObject.canBeModified()){

        	final SVGVisualResourceObject fresourceObject=resourceObject;
        	final Element oldElement=fresourceObject.getInitialNode();
        	final Element newElement=fresourceObject.getResourceNode();
        	final Element parentElement=(Element)resourceObject.getParentNode();
        	final String name=resourceObject.getResourceModel().getName();
        	
        	frame.enqueue(new Runnable(){

				public void run() {

					//displays the dialog 
				    int returnValue=SVGVisualResourceResourceModifier.showPropertyModifierDialog(fresourceObject);

				    if(returnValue==SVGVisualResourceResourceModifier.OK){
				        
					    //applying the modifications
						fresourceObject.applyChanges();

						//getting the ids
						final String oldId=oldElement.getAttribute("id"), newId=fresourceObject.getResourceId();

						//create the undo/redo action and insert it into the undo/redo stack
						if(getVisualResources().getSVGEditor().getUndoRedo()!=null){

							SVGUndoRedoAction action=new SVGUndoRedoAction(getVisualResources().undoredoresources){

								@Override
								public void undo(){

									//removing the modified node and adding the initial node
									getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, newElement);
									getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, parentElement, oldElement);

									//modifying the id of the resource in the map of the resources in the canvas
									if(! newId.equals(oldId)){
									    
									    frame.modifyResourceId(oldId, newId);
									}
									
									//refreshing the nodes that use the resource
									frame.refreshNodesUsingResource(oldId);
									
									//refreshing the resources lists
									resourceState.setSelectedItemId(name, oldId);
									refreshResources(RESOURCE_MODIFIED, name, oldElement, newElement);
								}

								@Override
								public void redo(){

									//removing the initial node and adding the modified node
									getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, oldElement);
									getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, parentElement, newElement);
									
									if(! newId.equals(oldId)){
									    
										//modifying the id of the resource in the map of the resources in the canvas
										frame.modifyResourceId(newId, oldId);
									}
									
									//refreshing the nodes that use the resource
									frame.refreshNodesUsingResource(newId);
									
									//refreshing the resources lists
									resourceState.setSelectedItemId(name, newId);
									refreshResources(RESOURCE_MODIFIED, name, newElement, oldElement);
								}
							};
					
							SVGUndoRedoActionList actionlist=new SVGUndoRedoActionList(action.getName());
							actionlist.add(action);
							getVisualResources().getSVGEditor().getUndoRedo().addActionList(frame, actionlist);
						}
						
						frame.setModified(true);
						
						//removing the initial node and adding the modified node
						getVisualResources().getVisualResourcesToolkit().removeVisualResource(frame, oldElement);
						getVisualResources().getVisualResourcesToolkit().appendVisualResource(frame, parentElement, newElement);
						
						if(! newId.equals(oldId)){
						    
							//modifying the id of the resource in the map of the resources in the canvas
							frame.modifyResourceId(newId, oldId);
						}
						
						//refreshing the nodes that use the resource
						frame.refreshNodesUsingResource(newId);
						
						//refreshing the resources lists
						resourceState.setSelectedItemId(name, newId);
						refreshResources(RESOURCE_MODIFIED, name, newElement, oldElement);
					    
				    }else{
				        
				        //removes this resource object
				        fresourceObject.getResourceModel().getResourceObjectsList().remove(fresourceObject);
				        
				        refreshResources(RESOURCE_MODIFIED, name, oldElement, fresourceObject.getResourceNode());
				    }
				}
        	});
    	}
    }
    
    /**
     * the list cell renderer
     * 
     * @author Jordi SUC 
     */
    protected class SVGVisualResourcesListCellRenderer implements ListCellRenderer{

        /**
         * @param list
         * @param item
         * @param index
         * @param isSelected
         * @param cellHasFocus
         * @return the component representing an item in a list
         */
        public Component getListCellRendererComponent(JList list, Object item, int index, boolean isSelected, boolean cellHasFocus) {

            JPanel panel=new JPanel();

            if(item!=null){
                
                panel.setLayout(new BorderLayout(5, 0));

                JComponent resourceComponent=((SVGVisualResourceListItem)item).getResourceRepresentation();
                SVGVisualResourceObject resObj=((SVGVisualResourceListItem)item).getVisualResourceObject();
                panel.add(resourceComponent, BorderLayout.WEST);
                
                JLabel label=new JLabel(((SVGVisualResourceListItem)item).getVisualResourceObject().getResourceId());
                label.setFont(list.getFont());
                panel.add(label, BorderLayout.CENTER);
                
                if(isSelected){
                    
                    if(((SVGVisualResourceListItem)item).getVisualResourceObject().canBeModified()){
                        
                        panel.setBackground(list.getSelectionBackground());
                        label.setBackground(list.getSelectionBackground());
                        label.setForeground(list.getSelectionForeground());
                        
                    }else{
                        
                        panel.setBackground(MetalLookAndFeel.getPrimaryControlDarkShadow());
                        label.setBackground(MetalLookAndFeel.getPrimaryControlDarkShadow());
                        label.setForeground(list.getSelectionForeground());
                    }

                }else{
                    
                    if(((SVGVisualResourceListItem)item).getVisualResourceObject().canBeModified()){
                        
                        panel.setBackground(list.getBackground());
                        label.setBackground(list.getBackground());
                        label.setForeground(list.getForeground());
                        
                    }else{
                        
                        panel.setBackground(MetalLookAndFeel.getPrimaryControlShadow());
                        label.setBackground(MetalLookAndFeel.getPrimaryControlShadow());
                        label.setForeground(list.getForeground());
                    }
                }
                
                //adds the cell panel to the list of the cell panels
                if(panel!=null){
                	
                	cellPanels.put(resObj, panel);
                }
            }

            return panel;
        }
    }
}