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Sets options for Input Method Editor (IME) and Asian language support in a rich edit control.
Parameters
-
wParam
-
This parameter is not used; it must be zero.
-
lParam
-
Specifies the language options. For a list of possible values, see EM_GETLANGOPTIONS.
Return value
This message returns a value of 1.
Remarks
The EM_SETLANGOPTIONS message controls the following:
- Automatic font binding.
- Automatic keyboard switching.
- Automatic font size adjustment.
- Use of user-interface default fonts instead of document default fonts.
- Notifications to client during IME composition.
- How IME aborts composition mode.
- Spell checking, autocorrect, and touch keyboard prediction.
This message sets the values of all language option flags. To change a subset of the flags, send the EM_GETLANGOPTIONS message to get the current option flags, change the flags that you need to change, and then send the EM_SETLANGOPTIONS message with the result.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2003 [desktop apps only] |
| Header |
|