startBackspaceRepeating method
void
startBackspaceRepeating()
Starts repeating backspace deletion with a 500ms initial delay and 100ms periodic intervals.
Implementation
void startBackspaceRepeating() {
_backspaceTimer?.cancel();
deleteText(); // Immediate delete on initial trigger
_backspaceTimer = Timer(const Duration(milliseconds: 500), () {
_backspaceTimer = Timer.periodic(const Duration(milliseconds: 100), (timer) {
deleteText();
});
});
}