private async void ButtonUpload_Clicked(object sender, EventArgs e)
{
loadingIndicator.IsRunning = true;
if (byteData != null)
{
uploadedFilename = await AzureBlobContainer.UploadFileAsync(ContainerType.Image, new MemoryStream(byteData), extenstion);
}
loadingIndicator.IsRunning = false;
}
public ImageFileUploader(string path)
{
var imageToUpload = new Image();
var downloadedImage = new Image();
var activityIndicator = new ActivityIndicator();
var extension = Path.GetExtension(path);
var downloadButton = new Button {
Text = "Download Image", IsEnabled = false
};
downloadButton.Clicked += async(sender, e) =>
{
if (!string.IsNullOrWhiteSpace(uploadedFilename))
{
activityIndicator.IsRunning = true;
var imageData = await AzureBlobContainer.GetFileAsync(ContainerType.Image, uploadedFilename);
downloadedImage.Source = ImageSource.FromStream(() => new MemoryStream(imageData));
activityIndicator.IsRunning = false;
}
};
var uploadButton = new Button {
Text = "Upload Image"
};
uploadButton.Clicked += async(sender, e) =>
{
activityIndicator.IsRunning = true;
uploadedFilename = await AzureBlobContainer.UploadFileAsync(ContainerType.Image, new MemoryStream(byteData), extension);
uploadButton.IsEnabled = false;
downloadButton.IsEnabled = true;
activityIndicator.IsRunning = false;
};
#if __IOS__
byteData = Convert.ToByteArray("FileUploader.iOS.waterfront.jpg");
#endif
#if __ANDROID__
byteData = Convert.ToByteArray(path);
#endif
#if WINDOWS_UWP
byteData = Convert.ToByteArray("FileUploader.UWP.waterfront.jpg");
#endif
imageToUpload.Source = ImageSource.FromStream(() => new MemoryStream(byteData));
}
public App()
{
MobileCenter.Start(typeof(Analytics), typeof(Crashes));
this.BindingContext = this;
Button buttonPickImage = new Button {
Text = "Pick a Photo"
};
Button buttonUpload = new Button {
Text = "Upload ", IsEnabled = false
};
Button buttonRefresh = new Button {
Text = "Refresh ", IsEnabled = false
};
buttonRefresh.Clicked += ButtonRefresh_Clicked;
buttonUpload.Clicked += ButtonUpload_Clicked;
buttonPickImage.Clicked += async(sender, args) =>
{
buttonRefresh.IsEnabled = false;
Application.Current.MainPage.IsBusy = true;
loadingIndicator.IsRunning = true;
await CrossMedia.Current.Initialize();
var f = await Plugin.Media.CrossMedia.Current.PickPhotoAsync();
if (f == null)
{
return;
}
path = f.Path;
extenstion = System.IO.Path.GetFileName(f.Path);
buttonUpload.IsEnabled = true;
//image.Source = ImageSource.FromStream(() =>
//{
// var stream = f.GetStream();
// // f.Dispose();
// return stream;
//});
//image.HeightRequest = 10.0;
byteData = ba(f);
if (byteData != null)
{
uploadedFilename = await AzureBlobContainer.UploadFileAsync(ContainerType.Image, new MemoryStream(byteData), extenstion);
}
Thread.Sleep(9000);
lbl.Text = $"File Uploaded {path } ";
buttonRefresh.IsEnabled = true;
loadingIndicator.IsRunning = false;
Application.Current.MainPage.IsBusy = false;
};
loadingIndicator = new ActivityIndicator
{
Color = Color.White,
VerticalOptions = LayoutOptions.Center,
WidthRequest = 20,
HeightRequest = 20,
IsEnabled = true,
IsVisible = true,
IsRunning = true
};
//loadingIndicator.IsEnabled = true;
loadingIndicator.BindingContext = this;
loadingIndicator.SetBinding(ActivityIndicator.IsVisibleProperty, "IsBusy", BindingMode.OneWay);
var overlay = new AbsoluteLayout();
AbsoluteLayout.SetLayoutFlags(loadingIndicator, AbsoluteLayoutFlags.PositionProportional);
AbsoluteLayout.SetLayoutBounds(loadingIndicator, new Rectangle(0.5, 0.5, AbsoluteLayout.AutoSize, AbsoluteLayout.AutoSize));
overlay.Children.Add(loadingIndicator);
searchBar = new SearchBar
{
Placeholder = "Enter search term",
,
SearchCommand = new Command(() => { lbl.Text = "Result: " + searchBar.Text + " is what you asked for."; })
};
StackLayout content = new StackLayout
{
VerticalOptions = LayoutOptions.Start,
Padding = new Thickness(10, Xamarin.Forms.Device.OnPlatform(20, 0, 0), 10, 5),
Children =
{
searchBar,
buttonPickImage,
//image,
//buttonUpload,
buttonRefresh,
lbl
}
};
// The root page of your application
MainPage = new ContentPage
{
Content = content
};
}
