C# Windows Phone 8.1中的Progressbar
我正在尝试使progressbar在Windows phone 8.1中工作 这是我的密码:C# Windows Phone 8.1中的Progressbar,c#,.net,windows-phone-8.1,C#,.net,Windows Phone 8.1,我正在尝试使progressbar在Windows phone 8.1中工作 这是我的密码: using (var writeStream = await newZipFile.OpenAsync(FileAccessMode.ReadWrite)) { using (var outputStream = writeStream.GetOutputStreamAt(0))
using (var writeStream = await newZipFile.OpenAsync(FileAccessMode.ReadWrite))
{
using (var outputStream = writeStream.GetOutputStreamAt(0))
{
using (var dataWriter = new DataWriter(outputStream))
{
using (Stream input = webResponse.GetResponseStream())
{
long totalSize = 0;
int read;
uint zeroUint = Convert.ToUInt32(0);
uint readUint;
while ((read = input.Read(buffer, 0, buffer.Length)) >0)
{
// totalSize += read;
totalSize = totalSize + read;
//pb2.Value = totalSize * 100 / sizeFit;
await dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
//Declaration of variables
// load.progresschanged(totalSize * 100 / sizeFit);
pb2.Value = totalSize * 100 / sizeFit;
});
readUint = Convert.ToUInt32(read);
IBuffer ibuffer = buffer.AsBuffer();
dataWriter.WriteBuffer(ibuffer, zeroUint, readUint);
}
await dataWriter.StoreAsync();
await outputStream.FlushAsync();
dataWriter.DetachStream();
}
}
}
}
这里的问题是progressbar仅在值为100时更新。
感谢您的帮助。1)确保progressbar的最大值为100。2)
pb2.Value=sizeFit*100/总尺寸代码>可能是您计算的百分比错误。既然我无法在您的代码中找到sizeFit值,为什么不放置一个断点并检查返回的值使用Dispatchermer
检查并设置进度条中的值