private async void LoadSourceImagesToContainer()
{
//disable controls that can start this method or image processing and saving
buttonLoadSourceImages.IsEnabled = false;
buttonSave.IsEnabled = false;
labelMessage.Content = (string)Application.Current.FindResource("loadingImagesMessage");
//start progress bar animation
progressBar.Maximum = 100;
progressBar.IsIndeterminate = true;
//reset listbox and image source
listBoxPreview.Resources["previewImages"] = null;
images = null;
renderPreviewImage();
images = new BitmapImageCollectionForXaml();
images = await Imaging.GetImages(textBoxSourcePath.Text, checkBoxUseSubdirectories.IsChecked.GetValueOrDefault());
listBoxPreview.Resources["previewImages"] = images;
labelMessage.Content = images.Count.ToString() + " " + (string)Application.Current.FindResource("loadedImagesQuantityMessage");
//enable controls
buttonLoadSourceImages.IsEnabled = true;
buttonSave.IsEnabled = true;
renderPreviewImage();
//reset progress bar animation
progressBar.IsIndeterminate = false;
}
public static async Task <BitmapImageCollectionForXaml> GetImages(string directoryPath, bool useSubDirectories)
{
BitmapImageCollectionForXaml images = new BitmapImageCollectionForXaml();
if (Directory.Exists(directoryPath))
{
await Task.Run(() => ProcessDirectory(ref images, directoryPath, directoryPath, useSubDirectories));
}
return(images);
}
private static void ProcessDirectory(ref BitmapImageCollectionForXaml images, string directoryPath, string baseDirectoryPath, bool useSubDirectories)
//separate method to use recurse
{
string[] fileEntries = Directory.GetFiles(directoryPath);
foreach (string fileName in fileEntries)
{
ProcessFile(ref images, fileName, baseDirectoryPath);
}
if (useSubDirectories)
{
// recurse into subdirectories
string[] subdirectoryEntries = Directory.GetDirectories(directoryPath);
foreach (string subdirectory in subdirectoryEntries)
{
ProcessDirectory(ref images, subdirectory, baseDirectoryPath, useSubDirectories);
}
}
}
private static void ProcessFile(ref BitmapImageCollectionForXaml images, string filePath, string baseDirectoryPath)
{
try
{
string ext = Path.GetExtension(filePath).ToLower();
ImageFiletypes ft;
switch (ext)
{
case ".jpg":
case ".jpeg":
ft = ImageFiletypes.jpg;
break;
case ".png":
ft = ImageFiletypes.png;
break;
case ".bmp":
ft = ImageFiletypes.bmp;
break;
default:
return;
}
string fnwe = Path.GetFileNameWithoutExtension(filePath);
string s = Path.GetDirectoryName(filePath);
string rp = s.Remove(s.IndexOf(baseDirectoryPath), baseDirectoryPath.Length);
images.Add(new ImageFromFile(filePath, rp, fnwe, ft));
}
catch (Exception)
{
}
}
