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Add wallpaper path in cache dictionary

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This commit is contained in:
Jack251970 2025-02-25 19:41:41 +08:00
parent ff45f5f7f5
commit 0fddb84735
1 changed files with 9 additions and 9 deletions
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18
Flow.Launcher/Helper/WallpaperPathRetrieval.cs
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@ -16,7 +16,7 @@ public static class WallpaperPathRetrieval
{
private static readonly int MAX_PATH = 260;
private static readonly Dictionary<DateTime, ImageBrush> wallpaperCache = new();
private static readonly Dictionary<(string, DateTime), ImageBrush> wallpaperCache = new();
public static Brush GetWallpaperBrush()
{
@ -26,20 +26,20 @@ public static class WallpaperPathRetrieval
return Application.Current.Dispatcher.Invoke(GetWallpaperBrush);
}
var wallpaper = GetWallpaperPath();
if (wallpaper is not null && File.Exists(wallpaper))
var wallpaperPath = GetWallpaperPath();
if (wallpaperPath is not null && File.Exists(wallpaperPath))
{
// Since the wallpaper file name is the same (TranscodedWallpaper),
// we need to use the last modified date to differentiate them
var dateModified = File.GetLastWriteTime(wallpaper);
wallpaperCache.TryGetValue(dateModified, out var cachedWallpaper);
// Since the wallpaper file name can be the same (TranscodedWallpaper),
// we need to add the last modified date to differentiate them
var dateModified = File.GetLastWriteTime(wallpaperPath);
wallpaperCache.TryGetValue((wallpaperPath, dateModified), out var cachedWallpaper);
if (cachedWallpaper != null)
{
return cachedWallpaper;
}
// We should not dispose the memory stream since the bitmap is still in use
var memStream = new MemoryStream(File.ReadAllBytes(wallpaper));
var memStream = new MemoryStream(File.ReadAllBytes(wallpaperPath));
var bitmap = new BitmapImage();
bitmap.BeginInit();
bitmap.StreamSource = memStream;
@ -49,7 +49,7 @@ public static class WallpaperPathRetrieval
bitmap.Freeze(); // Make the bitmap thread-safe
var wallpaperBrush = new ImageBrush(bitmap) { Stretch = Stretch.UniformToFill };
wallpaperBrush.Freeze(); // Make the brush thread-safe
wallpaperCache.Add(dateModified, wallpaperBrush);
wallpaperCache.Add((wallpaperPath, dateModified), wallpaperBrush);
return wallpaperBrush;
}