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DllImport "avicap32.dll" "capCreateCaptureWindow"static extern int
string int int int int int int int
DllImport "avicap32.dll"static extern bool
int MarshalAs UnmanagedType ref string
int MarshalAs UnmanagedType ref string
int
// more and more of the same
using Windows.Media.Capture; var new CameraCaptureUI
new Size
var await CameraCaptureUIMode
if
var new BitmapImage
await FileAccessMode
demo
FileOpenPicker picker = new FileOpenPicker(); picker.FileTypeFilter.Add("*");
StorageFile file = await picker.PickSingleFileAsync();
Windows.Storage.Streams.IInputStream inputStream = await file.OpenForReadAsync();
System.IO.Stream stream = inputStream.AsStream(); System.IO.StreamReader reader = new StreamReader(stream); string contents = reader.ReadToEnd();
demo
var
var
public async Task<XElement> GetXmlAsync(string url) {
var client = new HttpClient();
var response = await client.GetAsync(url);
var text = response.Content.ReadAsString();
return XElement.Parse(text);
}
public Task<XElement> GetXmlAsync(string url) {
var tcs = new TaskCompletionSource<XElement>();
var client = new HttpClient();
client.GetAsync(url).ContinueWith(task => {
var response = task.Result;
var text = response.Content.ReadAsString();
tcs.SetResult(XElement.Parse(text));
});
return tcs.Task;
}
demo
demo
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