取得顯示在下拉式方塊編輯控件中的提示橫幅文字。 Send this message explicitly or by using the ComboBox_GetCueBannerText macro.
Parameters
-
wParam [in]
-
接收提示橫幅文字之 Unicode 字串緩衝區的指標。 呼叫的應用程式負責配置緩衝區的記憶體。 The buffer size must be equal to the length of the cue banner string in WCHARs, plus 1 for the terminating NULLWCHAR.
-
lParam [in]
-
The size of the buffer pointed to by wParam in WCHARs.
Return value
如果成功，則傳回 1，否則傳回錯誤值。
如果沒有要取得的提示橫幅文字，則傳回值為 0。 If the calling application fails to allocate a buffer, or set lParam before sending this message, undefined behavior may result and the return value may not be reliable.
Requirements
| Requirement | Value |
|---|---|
| 最低支援的用戶端 |
Windows Vista [僅限傳統型應用程式] |
| 最低支援的伺服器 |
Windows Server 2008 [僅限傳統型應用程式] |
| Header |
|