CDM_HIDECONTROL message
[Starting with Windows Vista, the Open and Save As common dialog boxes have been superseded by the Common Item Dialog. We recommended that you use the Common Item Dialog API instead of these dialog boxes from the Common Dialog Box Library.]
Hides the specified control in an Explorer-style Open or Save As dialog box. The dialog box must have been created with the OFN_EXPLORER flag; otherwise, the message fails.
#define WM_USER 0x0400
#define CDM_FIRST (WM_USER + 100)
#define CDM_HIDECONTROL (CDM_FIRST + 0x0005)
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wParam
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The identifier of the control to be hidden.
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lParam
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This parameter is not used.
This message has no return value.
The corresponding macro is as follows:
void CommDlg_OpenSave_HideControl(hwnd, wparam);
Requirement | Value |
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Minimum supported client |
Windows 2000 Professional [desktop apps only] |
Minimum supported server |
Windows 2000 Server [desktop apps only] |
Header |
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Reference
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Conceptual