The CheckRadioButton function adds a check mark to (checks) a specified radio button in a group and removes a check mark from (clears) all other radio buttons in the group.
BOOL CheckRadioButton(
| HWND hDlg, | // handle to dialog box |
| int nIDFirstButton, | // identifier of first radio button in group |
| int nIDLastButton, | // identifier of last radio button in group |
| int nIDCheckButton | // identifier of radio button to select |
| ); |
Parameters
hDlg
Identifies the dialog box that contains the radio button.
nIDFirstButton
Specifies the identifier of the first radio button in the group.
nIDLastButton
Specifies the identifier of the last radio button in the group.
nIDCheckButton
Specifies the identifier of the radio button to select.
Return Values
If the function succeeds, the return value is nonzero.
If the function fails, the return value is zero. To get extended error information, call GetLastError.
Remarks
The CheckRadioButton function sends a BM_SETCHECK message to each of the radio buttons in the indicated group.
See Also