internal static BitmapSource PathToIcon(string filePath)
{
if (string.IsNullOrEmpty(filePath))
{
return(null);
}
if (!File.Exists(filePath))
{
int commaIndex = filePath.LastIndexOf(",", filePath.Length - 2, StringComparison.Ordinal);
if (commaIndex >= 0)
{
filePath = filePath.Substring(0, commaIndex);
}
}
if (!File.Exists(filePath))
{
return(null);
}
using (Icon sysicon = Icon.ExtractAssociatedIcon(filePath))
{
return(sysicon == null
? null
: Imaging.CreateBitmapSourceFromHIcon(sysicon.Handle, Int32Rect.Empty,
BitmapSizeOptions.FromEmptyOptions()));
}
}
/// <summary>
/// Gibt das zu der übergebenen Datei gehörige Icon zurück.
/// </summary>
public static BitmapSource GetIconForFile(string fileName)
{
var file = new System.IO.FileInfo(fileName);
if (!file.Exists)
{
return(null);
}
IntPtr handle = default(IntPtr);
handle = IconImage.ExtractAssociatedIcon(fileName).Handle;
return(Imaging.CreateBitmapSourceFromHIcon(handle, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions()));
}
public IBitmap?GetFileIcon(string filePath)
{
if (!RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
{
return(null);
}
var icon = Icon.ExtractAssociatedIcon(filePath);
if (icon == null)
{
return(null);
}
var bitmap = icon.ToBitmap();
return(new BitmapAdapter(bitmap));
}
public void Execute(Window?owner)
{
// If there's no visible owner window, then this dialog should be centered on the screen.
if (owner == null || owner.Visibility != Visibility.Visible)
{
this.WindowStartupLocation = WindowStartupLocation.CenterScreen;
this.ShowInTaskbar = true;
}
// We can't do "this.icon.Source = owner.Icon;" because that always gets a small (e.g., 16x16) icon.
using (IconImage? appIcon = IconImage.ExtractAssociatedIcon(ApplicationInfo.ExecutableFile))
{
if (appIcon != null)
{
// From comment at: http://www.infosysblogs.com/microsoft/2007/04/wpf_assigning_icon_to_image_co.html
BitmapSource bitmap = Imaging.CreateBitmapSourceFromHIcon(appIcon.Handle, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
this.icon.Source = bitmap;
}
}
this.Owner = owner;
this.ShowDialog();
}
public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
{
if (value != null)
{
var wIcon = value as WindowIcon;
MemoryStream stream = new MemoryStream();
//if (icon.PlatformImpl is IconImpl impl)
wIcon.Save(stream);
stream.Position = 0;
try
{
return(new ImageBrush(new Bitmap(stream)));
}
catch (ArgumentNullException ex)
{
try
{
Icon icon = new Icon(stream);
System.Drawing.Bitmap bmp = icon.ToBitmap();
bmp.Save(stream, ImageFormat.Png);
return(new ImageBrush(new Bitmap(stream)));
}
catch (ArgumentException e)
{
Icon icon = Icon.ExtractAssociatedIcon(System.Reflection.Assembly.GetEntryAssembly().Location);
System.Drawing.Bitmap bmp = icon.ToBitmap();
Stream stream3 = new MemoryStream();
bmp.Save(stream3, ImageFormat.Png);
return(new ImageBrush(new Bitmap(stream3)));
}
}
}
else
{
return(null); //new ImageBrush();
}
}
