/**
* Selects the attachment.
*
* @param parent the parent shell.
* @param currentAttachment the original attachment.
* @param basicNode the node.
* @return the selected attachment.
* @see
* net.dependableos.dcase.diagram.ui.AttributeDialog.IAttachmentSelector#selectAttachment(java.lang.String)
*/
public String selectAttachment(Shell parent, String currentAttachment, BasicNode basicNode) {
SelectFromWebDialog dialog = new SelectFromWebDialog(parent);
dialog.setUrl(basicNode.getAttachment());
// displays the dialog.
if (dialog.open() == Dialog.OK) {
return dialog.getUrl();
}
return null;
}
/**
* Shows a dialog to select the attachment from web.
*
* @param event An event
* @return the result of the execution.
* @throws ExecutionException if an exception occurred during execution.
* @see
* org.eclipse.core.commands.AbstractHandler#execute(org.eclipse.core.commands.ExecutionEvent)
*/
public Object execute(ExecutionEvent event) throws ExecutionException {
// gets the GraphicalEditPart of selected node.
GraphicalEditPart selectedElement = getSelectedElement(event);
if (selectedElement != null) {
// gets the BasicNode object from the GraphicalEditPart.
BasicNode basicNode = getBasicNode(selectedElement);
if (basicNode != null) {
IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindowChecked(event);
SelectFromWebDialog dialog = new SelectFromWebDialog(window.getShell());
dialog.setUrl(basicNode.getAttachment());
// displays the dialog.
if (dialog.open() == Dialog.OK) {
String selectedUrl = dialog.getUrl();
// create the attribute map.
Map<AttributeType, Object> attributeMap = new HashMap<AttributeType, Object>();
// sets the attachment to attribute map.
attributeMap.put(AttributeType.ATTACHMENT, selectedUrl);
// creates the command to change the attribute.
TransactionalEditingDomain currentDomain =
DcaseEditorUtil.getCurrentArgumentEditPart().getEditingDomain();
ICommand changeCommand =
new ChangeBasicNodePropertyTransactionCommand(
currentDomain, Menus.SelectAttachmentHandler_0, null, basicNode, attributeMap);
// executes the command to change the attribute.
selectedElement
.getDiagramEditDomain()
.getDiagramCommandStack()
.execute(new ICommandProxy(changeCommand));
}
}
}
return null;
}
