打开PreferencePageDialog:
PreferenceManager manager = window.getWorkbench().getPreferenceManager();
PreferenceDialog dialog = new PreferenceDialog(window.getShell(), manager);
dialog.open();
打开PropertyPageDialog:
PropertyDialog dialog = PropertyDialog.createDialogOn(shell, null, element);
dialog.open();
打开只有选定首选项页的Dialog:
WorkbenchPreferenceDialog dialog = WorkbenchPreferenceDialog.createDialogOn(parent.getShell(), id);
dialog.showOnly(new String[] { id });
dialog.open();