deleteToStartOfLineWithCmdBackspaceOnMac function

ExecutionInstruction deleteToStartOfLineWithCmdBackspaceOnMac({ required SuperEditorContext editContext, required KeyEvent keyEvent, })

Implementation

ExecutionInstruction deleteToStartOfLineWithCmdBackspaceOnMac({
  required SuperEditorContext editContext,
  required KeyEvent keyEvent,
}) {
  if (keyEvent is! KeyDownEvent && keyEvent is! KeyRepeatEvent) {
    return ExecutionInstruction.continueExecution;
  }

  if (!CurrentPlatform.isApple) {
    return ExecutionInstruction.continueExecution;
  }
  if (!keyEvent.isPrimaryShortcutKeyPressed || keyEvent.logicalKey != LogicalKeyboardKey.backspace) {
    return ExecutionInstruction.continueExecution;
  }
  if (editContext.composer.selection == null) {
    return ExecutionInstruction.continueExecution;
  }

  bool didMove = false;

  didMove = editContext.commonOps.moveCaretUpstream(
    expand: true,
    movementModifier: MovementModifier.line,
  );

  if (didMove) {
    return editContext.commonOps.deleteSelection(TextAffinity.upstream)
        ? ExecutionInstruction.haltExecution
        : ExecutionInstruction.continueExecution;
  }
  return ExecutionInstruction.continueExecution;
}