CButton::GetState
Retrieves the state of a radio button or check box.
UINT GetState( ) const;
Возвращаемое значение
Specifies the current state of the button control. You can use the following masks against the return value to extract information about the state:
Mask |
Meaning |
|---|---|
0x0003 |
Specifies the check state (radio buttons and check boxes only). A 0 indicates the button is unchecked. A 1 indicates the button is checked. A radio button is checked when it contains a bullet (•). A check box is checked when it contains an X. A 2 indicates the check state is indeterminate (three-state check boxes only). The state of a three-state check box is indeterminate when it contains a halftone pattern. |
0x0004 |
Specifies the highlight state. A nonzero value indicates that the button is highlighted. A button is highlighted when the user clicks and holds the left mouse button. The highlighting is removed when the user releases the mouse button. |
0x0008 |
Specifies the focus state. A nonzero value indicates that the button has the focus. |
Пример
CButton myPushButton;
// Create a push button.
myPushButton.Create(_T("My button"), WS_CHILD|WS_VISIBLE|BS_PUSHBUTTON,
CRect(10,10,100,30), pParentWnd, 1);
// Invert the highlight state of the button.
myPushButton.SetState(!(myPushButton.GetState() & 0x0004));
Требования
Header: afxwin.h