将下列方法改为异步方法 private void SaveImg( string ProcessName, string SaveAdrress) { try { var module = VmSolution.Instance[ProcessName]; ImageSourceModuleTool imageTool = (ImageSourceModuleTool)module; ImageBaseData stimage = imageTool.ModuResult.ImageData; if (stimage == null) { return; } Image img = VMCommon.GenImage(stimage.ImageData, stimage.Width, stimage.Height); string fileName = SaveAdrress; if (!Directory.Exists(fileName)) { Directory.CreateDirectory(fileName); } fileName += "\\" + DateTime.Now.ToString("HHmmss") + ".bmp"; System.Drawing.Imaging.ImageFormat imgformat = System.Drawing.Imaging.ImageFormat.Bmp; img.Save(fileName, imgformat); } catch { } }
时间: 2024-02-10 16:28:18 浏览: 72
Android异步方法以同步方式实现
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要将上述方法改为异步方法,需要将其返回从`void`改为`Task`。同时,在需要等待的异步操作前加上`await`关键字。
以下是将`SaveImg`方法改为异步方法的示例:
```csharp
private async Task SaveImg(string ProcessName, string SaveAdrress)
{
try
{
var module = VmSolution.Instance[ProcessName];
ImageSourceModuleTool imageTool = (ImageSourceModuleTool)module;
ImageBaseData stimage = imageTool.ModuResult.ImageData;
if (stimage == null)
{
return;
}
Image img = VMCommon.GenImage(stimage.ImageData, stimage.Width, stimage.Height);
string fileName = SaveAdrress;
if (!Directory.Exists(fileName))
{
Directory.CreateDirectory(fileName);
}
fileName += "\\" + DateTime.Now.ToString("HHmmss") + ".bmp";
System.Drawing.Imaging.ImageFormat imgformat = System.Drawing.Imaging.ImageFormat.Bmp;
await Task.Run(() => {
img.Save(fileName, imgformat);
});
}
catch
{
// 异常处理代码
}
}
```
在上述示例中,`SaveImg`方法的返回类型已改为`Task`。在保存图像的操作前,使用`await Task.Run(() => { ... })`异步运行保存操作。这样,在保存图像时,调用该方法的代码可以等待图像保存完成后再继续执行其他操作。
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