mirror of
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73 lines
2.3 KiB
C#
73 lines
2.3 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Globalization;
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using System.IO;
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using System.Windows;
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using System.Windows.Data;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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namespace Wox
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{
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public class ImagePathConverter : IMultiValueConverter
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{
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private static Dictionary<string, object> imageCache = new Dictionary<string, object>();
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private static ImageSource GetIcon(string fileName)
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{
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Icon icon = Icon.ExtractAssociatedIcon(fileName);
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if (icon != null)
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{
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return System.Windows.Interop.Imaging.CreateBitmapSourceFromHIcon(icon.Handle, new Int32Rect(0, 0, icon.Width, icon.Height), BitmapSizeOptions.FromEmptyOptions());
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}
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return null;
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}
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public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
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{
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object img = null;
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if (values[0] == null) return null;
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string path = values[0].ToString();
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string pluginDirectory = values[1].ToString();
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string fullPath = Path.Combine(pluginDirectory, path);
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if (imageCache.ContainsKey(fullPath))
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{
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return imageCache[fullPath];
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}
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string resolvedPath = string.Empty;
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if (!string.IsNullOrEmpty(path) && path.Contains(":\\") && File.Exists(path))
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{
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resolvedPath = path;
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}
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else if (!string.IsNullOrEmpty(path) && File.Exists(fullPath))
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{
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resolvedPath = fullPath;
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}
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if (resolvedPath.ToLower().EndsWith(".exe") || resolvedPath.ToLower().EndsWith(".lnk"))
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{
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img = GetIcon(resolvedPath);
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}
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else if (!string.IsNullOrEmpty(resolvedPath) && File.Exists(resolvedPath))
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{
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img = new BitmapImage(new Uri(resolvedPath));
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}
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if (img != null)
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{
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imageCache.Add(fullPath, img);
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}
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return img;
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}
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public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)
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{
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return null;
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}
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}
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} |