/// <summary>
/// Shows the folder picker so that the user can pick a folder.
/// </summary>
/// <param name="settings">The settings for the folder picker.</param>
/// <returns>
/// When the call to this method completes successfully, it returns a
/// <see cref="StorageFolder" /> object that represents the folder that the user picked.
/// </returns>
public IAsyncOperation <StorageFolder> PickSingleFolderAsync(FolderPickerSettings settings)
{
if (settings == null)
{
throw new ArgumentNullException(nameof(settings));
}
var dialog = new FolderPickerWrapper(settings);
return(dialog.PickSingleFolderAsync());
}
private async void BrowseFolder()
{
var settings = new FolderPickerSettings
{
SuggestedStartLocation = PickerLocationId.DocumentsLibrary,
FileTypeFilter = new List<string> { ".txt" }
};
StorageFolder storageFolder = await dialogService.PickSingleFolderAsync(settings);
if (storageFolder != null)
{
Path = storageFolder.Path;
}
}
private async void BrowseFolder()
{
var settings = new FolderPickerSettings
{
SuggestedStartLocation = PickerLocationId.DocumentsLibrary,
FileTypeFilter = new List <string> {
".txt"
}
};
StorageFolder storageFolder = await dialogService.PickSingleFolderAsync(settings);
if (storageFolder != null)
{
Path = storageFolder.Path;
}
}
/// <summary>
/// Initializes a new instance of the <see cref="FolderPickerWrapper"/> class.
/// </summary>
/// <param name="settings">The settings for the folder picker.</param>
internal FolderPickerWrapper(FolderPickerSettings settings)
{
if (settings == null)
throw new ArgumentNullException(nameof(settings));
picker = new FolderPicker
{
CommitButtonText = settings.CommitButtonText,
SettingsIdentifier = settings.SettingsIdentifier,
SuggestedStartLocation = settings.SuggestedStartLocation,
ViewMode = settings.ViewMode
};
foreach (string fileTypeFilter in settings.FileTypeFilter)
{
picker.FileTypeFilter.Add(fileTypeFilter);
}
}
async void SaveImageMethod()
{
//Setup metadata.
var metaData = new List <KeyValuePair <string, string> >
{
new KeyValuePair <string, string>(
"Format", "png"
),
new KeyValuePair <string, string>(
"Application Name", "Reconstruction and Calibration Tool (UWP)"
),
new KeyValuePair <string, string>(
"Camera Manufacturer", "Centice"
),
new KeyValuePair <string, string>(
"Exposure Time", ExposureTime.ToString()
),
new KeyValuePair <string, string>(
"Laser enabled", IsLaserChecked.ToString()
),
new KeyValuePair <string, string>(
"Values scaled", IsScaledChecked.ToString()
),
new KeyValuePair <string, string>(
"Min value", MinValue
),
new KeyValuePair <string, string>(
"Max value", MaxValue
)
};
if (SaveAmount == 1)
{
var saveFileSettings = new FileSavePickerSettings
{
SuggestedStartLocation = PickerLocationId.DocumentsLibrary,
FileTypeChoices = new Dictionary <string, IList <string> >
{
{ "PNG Images", new List <string> {
".png"
} }
},
DefaultFileExtension = ".png"
};
StorageFile storageFile = await _dialogService.PickSaveFileAsync(saveFileSettings);
if (storageFile != null)
{
StorageFile img = await Imaging.WriteableBitmapToStorageFile(_lastImageArray, IsScaledChecked, metaData);
await img.CopyAndReplaceAsync(storageFile);
}
}
else
{
//Disable Buttons.
SaveImageButtonEnabled = false;
GetImageButtonEnabled = false;
//Get folder to save imgs.
var folderPickerSettings = new FolderPickerSettings
{
SuggestedStartLocation = PickerLocationId.DocumentsLibrary,
FileTypeFilter = new List <string> {
".png"
}
};
StorageFolder storageFolder = await _dialogService.PickSingleFolderAsync(folderPickerSettings);
//GetImage, Save, Loop.
for (uint i = 0; i < SaveAmount; i++)
{
try
{
Image = await GetImageFromCamera();
}
catch (Exception)
{
// ignored
}
StorageFile img = await Imaging.WriteableBitmapToStorageFile(_lastImageArray, IsScaledChecked, metaData);
string strDateTime = DateTime.Now.ToString("yyyyMMdd-HHmmss-");
await img.CopyAsync(storageFolder, strDateTime + "img" + i + ".png");
}
SaveImageButtonEnabled = true;
GetImageButtonEnabled = true;
}
}
public IAsyncOperation <StorageFolder> PickSingleFolderAsync(FolderPickerSettings settings)
{
throw new NotImplementedException();
}
