Note
Please see Azure Cognitive Services for Speech documentation for the latest supported speech solutions.
Microsoft Speech Platform
ISpVoice::DisplayUI
ISpVoice::DisplayUI displays the UI from the underlying text-to-speech engine's object token. We recommend that you avoid using this method. This call will fail when using Microsoft engines.
<pre IsFakePre="true" xmlns="http://www.w3.org/1999/xhtml"> <strong>[local] HRESULT DisplayUI(</strong> <strong> HWND</strong> <em>hwndParent</em>, <strong> LPCWSTR</strong> *<em>pszTitle</em>, <strong> LPCWSTR</strong> *<em>pszTypeOfUI</em>, <strong> void</strong> *<em>pvExtraData</em>, <strong> ULONG</strong> <em>cbExtraData</em> <strong>);</strong> </pre>
Parameters
- hwndParent
[in] Specifies the parent window handle information. - pszTitle
[in] Address of a null-terminated string containing the window title information. Set this value to NULL to indicate that the TTS engine should use its default window title for this UI type. - pszTypeOfUI
[in] Address of the null-terminated string containing the requested UI type to display. - pvExtraData
[in] Pointer to additional information needed for the object. The TTS Engine implementer dictates the format and usage of the data provided. - cbExtraData
[in] Size, in bytes, of the ExtraData. The TTS Engine implementer dictates the format and usage of the data provided.
Return Values
Value | Description |
---|---|
S_OK | Function completed successfully. |
S_FALSE | The UI is supported but not with the current run-time environment or parameters. |
E_INVALIDARG | One or more parameters are invalid. |
FAILED(hr) | Appropriate error message. |