Bug 163241 [Undo] Allow Undo notification to be turned off
When deleting a project you will always been notified that it removes the Undo History. Could we add a "Don't show this" checkbox to its dialog settings? Thanx, PW
bundles/org.eclipse.ui.ide/extensions/org/eclipse/ui/actions/DeleteResourceAction.java
IIDEHelpContextIds.DELETE_PROJECT_DIALOG);
		}
		protected Control createCustomArea(Composite parent) {
			Composite composite = new Composite(parent, SWT.NONE);
			composite.setLayout(new GridLayout());
			radio1 = new Button(composite, SWT.RADIO);
			radio1.addSelectionListener(selectionListener);
			String text1;
			if (projects.length == 1) {
				IProject project = (IProject) projects[0];
				if (project == null || project.getLocation() == null) {
					text1 = IDEWorkbenchMessages.DeleteResourceAction_deleteContentsN;
				} else {
					text1 = NLS
							.bind(
									IDEWorkbenchMessages.DeleteResourceAction_deleteContents1,
									project.getLocation().toOSString());
				}
			} else {
				text1 = IDEWorkbenchMessages.DeleteResourceAction_deleteContentsN;
			}
			radio1.setText(text1);
			radio1.setFont(parent.getFont());
			radio2 = new Button(composite, SWT.RADIO);
			radio2.addSelectionListener(selectionListener);
			String text2 = IDEWorkbenchMessages.DeleteResourceAction_doNotDeleteContents;
			radio2.setText(text2);
			radio2.setFont(parent.getFont());
			
			radio1.setSelection(deleteContent);