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IsDlgButtonChecked

Windows Mobile 6.5
A version of this page is also available for
4/8/2010

This inline function retrieves the check state of a radio button or check box in a specified dialog box.


__inline UINT WINAPI IsDlgButtonChecked(
  HWND hDlg,
  int nIDButton
);

hDlg

[in] Handle to the dialog box that contains the radio button or check box.

nIDButton

[in] Integer that specifies the identifier of the radio button or check box for which you want to retrieve the check state.

The following table shows the possible return values if you created the button with the BS_AUTOCHECKBOX, BS_AUTORADIOBUTTON, BS_AUTO3STATE, BS_CHECKBOX, BS_RADIOBUTTON, or BS_3STATE style.

Value Description

BST_CHECKED

The button is checked.

BST_INDETERMINATE

The button is grayed, indicating an indeterminate state. This value applies only if the button has the BS_3STATE or BS_AUTO3STATE style.

BST_UNCHECKED

The button is unchecked.

If the button has any other style, the return value is zero.

This function uses the SendDlgItemMessage function to send a BM_GETCHECK message to the specified button control in the specified dialog box.

Headerwindows.h
Librarycoredll.lib
Windows Embedded CEWindows CE .NET 4.0 and later
Windows MobileWindows Mobile Version 5.0 and later

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