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Merge branch 'master' of https://github.com/qianlifeng/WinAlfred.git

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qianlifeng
2014-03-11 21:40:32 +08:00
parent 430ce9c136 fe7afe3dec
commit 79d011bd5c
1 changed files with 26 additions and 11 deletions
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37
Wox/ImagePathConverter.cs
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@@ -1,4 +1,5 @@
using System; using System;
using System.Collections.Generic;
using System.Drawing; using System.Drawing;
using System.Globalization; using System.Globalization;
using System.IO; using System.IO;
@@ -11,43 +12,57 @@ namespace Wox
{ {
public class ImagePathConverter : IMultiValueConverter public class ImagePathConverter : IMultiValueConverter
{ {
private static Dictionary<string, object> imageCache = new Dictionary<string, object>();
private static ImageSource GetIcon(string fileName) private static ImageSource GetIcon(string fileName)
{ {
Icon icon = Icon.ExtractAssociatedIcon(fileName); Icon icon = Icon.ExtractAssociatedIcon(fileName);
return System.Windows.Interop.Imaging.CreateBitmapSourceFromHIcon( if (icon != null)
icon.Handle, {
new Int32Rect(0, 0, icon.Width, icon.Height), return System.Windows.Interop.Imaging.CreateBitmapSourceFromHIcon(icon.Handle, new Int32Rect(0, 0, icon.Width, icon.Height), BitmapSizeOptions.FromEmptyOptions());
BitmapSizeOptions.FromEmptyOptions()); }
return null;
} }
public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture) public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture)
{ {
object img = null;
if (values[0] == null) return null; if (values[0] == null) return null;
string path = values[0].ToString(); string path = values[0].ToString();
string pluginDirectory = values[1].ToString(); string pluginDirectory = values[1].ToString();
string fullPath = Path.Combine(pluginDirectory, path);
if (imageCache.ContainsKey(fullPath))
{
return imageCache[fullPath];
}
string resolvedPath = string.Empty; string resolvedPath = string.Empty;
if (!string.IsNullOrEmpty(path) && path.Contains(":\\") && File.Exists(path)) if (!string.IsNullOrEmpty(path) && path.Contains(":\\") && File.Exists(path))
{ {
resolvedPath = path; resolvedPath = path;
} }
else if (!string.IsNullOrEmpty(path) && File.Exists(Path.Combine(pluginDirectory,path))) else if (!string.IsNullOrEmpty(path) && File.Exists(fullPath))
{ {
resolvedPath = Path.Combine(pluginDirectory, path); resolvedPath = fullPath;
} }
if (resolvedPath.ToLower().EndsWith(".exe") || resolvedPath.ToLower().EndsWith(".lnk")) if (resolvedPath.ToLower().EndsWith(".exe") || resolvedPath.ToLower().EndsWith(".lnk"))
{ {
return GetIcon(resolvedPath); img = GetIcon(resolvedPath);
} }
else if (!string.IsNullOrEmpty(resolvedPath) && File.Exists(resolvedPath))
if (!string.IsNullOrEmpty(resolvedPath) && File.Exists(resolvedPath))
{ {
return new BitmapImage(new Uri(resolvedPath)); img = new BitmapImage(new Uri(resolvedPath));
} }
return null; if (img != null)
{
imageCache.Add(fullPath, img);
}
return img;
} }
public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture) public object[] ConvertBack(object value, Type[] targetTypes, object parameter, CultureInfo culture)