Displaying a Toast Message
ShowToast
API Description
This API is used to display a toast.
Precautions
- This API is an asynchronous API. The return value only indicates whether the API is successfully called. The actual service processing result is returned in the corresponding callback function.
Method Definition
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HWM_SDK_AGENT_API hwmsdk::HwmErrCode ShowToast(const HwmToastInfo* toastInfo); |
Callback Function
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virtual void OnShowToastResult(hwmsdk::HwmErrCode ret, const char* reason) {}; |
Parameter Description
Parameter |
Mandatory |
Type |
Description |
---|---|---|---|
toastInfo |
Yes |
HwmToastInfo |
Toast message. |
Parameter |
Type |
Description |
---|---|---|
content |
char[] |
Toast message. |
duration |
int |
Display duration, in seconds. |
Type |
Description |
---|---|
HwmErrCode |
If 0 is returned, the operation is successful. If other values are returned, the operation fails. For details about values returned upon failures, see Common Error Codes. |
Sample Code
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/** * Display a toast message. */ void demoShowToastDlg::OnBnClickedOk() { hwmsdkagent::HwmToastInfo toastInfo{ 0 }; std::string toastContent = "toastContent"; strcpy_s(toastInfo.content, HWM_MAX_TOAST_CONTENT_LEN, toastContent.c_str()); toastInfo.duration = 5; int ret = hwmsdkagent::ShowToast(&toastInfo); if (hwmsdk::HWM_COMMON_SUCCESS != ret) { AfxMessageBox(_T("show toast error")); return; } } |
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