unregisterShortcutMenu function
Unregister shortcut menu.
Implementation
void unregisterShortcutMenu(String key) {
// Unregister shortcut menu for file.
final String keyForFile = '*\\shell\\$key';
Registry.classesRoot.deleteKey(keyForFile, recursive: true);
// Unregister shortcut menu for folder.
final String keyForFolder = 'Folder\\shell\\$key';
Registry.classesRoot.deleteKey(keyForFolder, recursive: true);
}