EM_SETREADONLY
This message is sent by an application to set or remove the read-only style (ES_READONLY) of an edit control.
EM_SETREADONLY wParam = (WPARAM)(BOOL) fReadOnly;
lParam = 0L;
Parameters
- fReadOnly
Boolean value that specifies whether to set or remove the ES_READONLY style. A value of TRUE sets the ES_READONLY style; a value of FALSE removes the ES_READONLY style.
Return Values
Nonzero indicates success. Zero indicates failure.
Remarks
When an edit control has the ES_READONLY style, the user cannot change the text within the edit control.
To determine whether an edit control has the ES_READONLY style, use the GetWindowLong function with the GWL_STYLE flag.
Requirements
| Runs on | Versions | Defined in | Include | Link to |
|---|---|---|---|---|
| Windows CE OS | 1.0 and later | Winuser.h |
Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
See Also
Last updated on Tuesday, July 13, 2004
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