/// <summary>
/// Načte ikonu souboru podle jeho typu
/// </summary>
public void LoadIcon()
{
if (Name == null)
{
return;
}
Icon icon;
if (FileName != "" && File.Exists(FullPath))
{
icon = ShellIcon.GetSmallIcon(FullPath);
}
else
{
string ext = Path.GetExtension(Name);
if (ext == "")
{
ext = Name;
}
icon = ShellIcon.GetSmallIconFromExtension(ext);
}
var bmpSrc = Imaging.CreateBitmapSourceFromHIcon(icon.Handle, Int32Rect.Empty, BitmapSizeOptions.FromEmptyOptions());
icon.Dispose();
Icon = bmpSrc;
}
/// <summary>Queries all processes and displays them.</summary>
private void RefreshProcessList()
{
var dt = new DataTable();
dt.Columns.Add("icon", typeof(Icon));
dt.Columns.Add("name", typeof(string));
dt.Columns.Add("id", typeof(int));
dt.Columns.Add("path", typeof(string));
nativeHelper.EnumerateProcesses((pid, path) =>
{
var moduleName = Path.GetFileName(path);
if (!filterCheckBox.Checked || !CommonProcesses.Contains(moduleName.ToLower()))
{
var row = dt.NewRow();
row["icon"] = ShellIcon.GetSmallIcon(path);
row["name"] = moduleName;
row["id"] = pid;
row["path"] = path;
dt.Rows.Add(row);
}
});
dt.DefaultView.Sort = "name ASC";
processDataGridView.DataSource = dt;
ApplyFilter();
}
public static BitmapSource GetShortcutIconBitmapSource(string shortcutFilePath)
{
// https://www.brad-smith.info/blog/archives/164
BitmapSource bitmapSource = null;
/*
* // Just in case we might need to implement this
* string ext = Path.GetExtension(shortcutFilePath);
* if(ext.Equals(Constants.EXT_URL, StringComparison.InvariantCultureIgnoreCase))
* {
* // Uri uriLink = new Uri(@"pack://*****:*****@"pack://application:,,,/Images/globe.png");
* bitmapSource = new BitmapImage(uriLink);
* return bitmapSource;
* }
*/
/*
* // This method works only on files, not on folders.
* // This returns an icon with size of 32x32 pixels
* using (Icon icon = Icon.ExtractAssociatedIcon(shortcutFilePath)) // TODO check if there is a function for 16x16
* {
* bitmapSource = icon?.ToBitmapSource();
* }
*/
/*
* // This is a native method and might requaire user previliges
* // This returns an icon with size of 32x32 pixels
* using (Icon icon = ShellIcon.GetLargeIcon(shortcutFilePath))
* {
* bitmapSource = icon?.ToBitmapSource();
* }
*/
// *** Use this for best results ***
// This is a native method and might requaire user previliges
// This returns an icon with size of 16x16 pixels
using (Icon icon = ShellIcon.GetSmallIcon(shortcutFilePath))
{
bitmapSource = icon?.ToBitmapSource();
}
/*
* // Investigate SmallBitmapSource gives size of 32x32 pixels
* // This is a native method and might requaire user previliges
* // bitmapSource = Microsoft.WindowsAPICodePack.Shell.ShellObject.FromParsingName(shortcutFilePath).Thumbnail.SmallBitmapSource;
*/
return(bitmapSource);
}
public int GetIconImageIndex(string path)
{
string extension = Path.GetExtension(path);
if (_systemIcons.ContainsKey(extension) == false)
{
Icon icon = ShellIcon.GetSmallIcon(path);
_imageList.Images.Add(icon);
_systemIcons.Add(extension, _imageList.Images.Count - 1);
}
return((int)_systemIcons[Path.GetExtension(path)]);
}
private void LoadFileIcons(IEnumerable <IFileSystemEntry> entries)
{
IDictionary <string, Image> images = new Dictionary <string, Image>();
foreach (IFileSystemEntry entry in entries.Where(entry => !entry.IsFolder))
{
string key = Path.GetExtension(entry.Name);
if (key != null && !imageList.Images.ContainsKey(key) && !images.ContainsKey(key))
{
images.Add(key, MakeIconImage(ShellIcon.GetSmallIcon(entry.Name)));
}
}
AddToImageList(images);
}
/// <summary>
/// Gets the icon associated with the shell extension
/// </summary>
/// <param name = "filename"></param>
/// <returns></returns>
public static Image GetExtensionIcon(string filename)
{
var bmp = ShellIcon.GetSmallIcon(filename).ToBitmap();
var stream = new MemoryStream();
bmp.Save(stream, ImageFormat.Png);
var bmpImage = new BitmapImage();
bmpImage.BeginInit();
stream.Seek(0, SeekOrigin.Begin);
bmpImage.StreamSource = stream;
bmpImage.EndInit();
var j = new Image
{
Source = bmpImage
};
return(j);
}
