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Retrieves the check state of a radio button or check box.
int GetCheck( ) const;
Return Value
The return value from a button control created with the BS_AUTOCHECKBOX, BS_AUTORADIOBUTTON, BS_AUTO3STATE, BS_CHECKBOX, BS_RADIOBUTTON, or BS_3STATE style is one of the following values:
Value |
Meaning |
|---|---|
BST_UNCHECKED |
Button state is unchecked. |
BST_CHECKED |
Button state is checked. |
BST_INDETERMINATE |
Button state is indeterminate (applies only if the button has the BS_3STATE or BS_AUTO3STATE style). |
If the button has any other style, the return value is BST_UNCHECKED.
Example
CButton myA3Button;
// Create an auto 3-state button.
myA3Button.Create(_T("My button"), WS_CHILD|WS_VISIBLE|BS_AUTO3STATE,
CRect(10,10,100,30), pParentWnd, 1);
// Set the check state to the next state
// (i.e. BST_UNCHECKED changes to BST_CHECKED
// BST_CHECKED changes to BST_INDETERMINATE
// BST_INDETERMINATE changes to BST_UNCHECKED).
myA3Button.SetCheck(((myA3Button.GetCheck() + 1 ) % 3));
Requirements
Header: afxwin.h