parse_string
Description:
Tries to parse the given string into an action.
On success, the parsed action is returned. When parsing failed, null is returned.
The accepted strings are:
- `nothing`, for `GtkNothingAction`
- `activate`, for `GtkActivateAction`
- `mnemonic-activate`, for `GtkMnemonicAction`
- `action(NAME)`, for a `GtkNamedAction` for the action named `NAME`
- `signal(NAME)`, for a `GtkSignalAction` for the signal `NAME`
Parameters:
string |
the string to parse |
Returns:
a new `GtkShortcutAction` |