Returns the checked state of the button control specified.
Syntax: isChecked = spQueryButtonCheckstate ( hwndDlg , buttonID )
- hwndDlg – Dialog window handle which owns the button to be queried.
- buttonID – Button control identity.
- 0 – The button control is in unchecked state.
- 1 – The button control is in checked state.
- 2 – The button control is in indeterminate state.