miao-moe/LanMountainDesktop
1
0
Fork 0
mirror of https://github.com/wwiinnddyy/LanMountainDesktop.git synced 2026-06-29 14:14:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

0.6.2

Browse Source 
删除了视频壁纸功能，为纯色背景添加了自定义颜色选项。
This commit is contained in:
lincube
2026-03-16 21:08:54 +08:00
parent bcf4be6d50
commit 298defb829
13 changed files with 1523 additions and 433 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
LanMountainDesktop/LanMountainDesktop.csproj
View File

@@ -52,15 +52,14 @@
<PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="10.0.0" />
<PackageReference Include="Microsoft.Extensions.Hosting.Abstractions" Version="10.0.0" />
<PackageReference Include="Microsoft.Data.Sqlite" Version="10.0.0" />
<PackageReference Include="LibVLCSharp.Avalonia" Version="3.9.5" />
<PackageReference Include="PortAudioSharp2" Version="1.0.6" />
<PackageReference Include="MaterialColorUtilities" Version="0.3.0" />
<PackageReference Include="PostHog" Version="2.4.0" />
<PackageReference Include="Sentry" Version="4.0.0" />
<PackageReference Include="System.Runtime.WindowsRuntime" Version="4.7.0" />
<PackageReference Include="System.Drawing.Common" Version="10.0.0" />
<PackageReference Include="VideoLAN.LibVLC.Windows" Version="3.0.23" Condition="('$(RuntimeIdentifier)' == '' and $([MSBuild]::IsOSPlatform('Windows')))&#xA; or '$(RuntimeIdentifier)' == 'win-x64'&#xA; or '$(RuntimeIdentifier)' == 'win-x86'" />
<PackageReference Include="VideoLAN.LibVLC.Mac" Version="3.1.3.1" Condition="('$(RuntimeIdentifier)' == '' and $([MSBuild]::IsOSPlatform('OSX')))&#xA; or '$(RuntimeIdentifier)' == 'osx-x64'" />
<PackageReference Include="WebView.Avalonia" Version="11.0.0.1" />
<PackageReference Include="WebView.Avalonia.Desktop" Version="11.0.0.1" />
<PackageReference Include="YamlDotNet" Version="16.3.0" />

13
LanMountainDesktop/Localization/zh-CN.json
View File

@@ -31,13 +31,14 @@
"settings.nav.plugins": "插件",
"settings.nav.about": "关于",
"settings.wallpaper.title": "壁纸",
"settings.wallpaper.description": "选择图片或视频后可立即设为应用窗口壁纸。",
"settings.wallpaper.description": "选择图片后可立即设为应用窗口壁纸。",
"settings.wallpaper.current_label": "当前壁纸",
"settings.wallpaper.type_label": "壁纸类型",
"settings.wallpaper.type.image": "图片",
"settings.wallpaper.type.video": "视频",
"settings.wallpaper.type.solid_color": "纯色",
"settings.wallpaper.color_label": "壁纸颜色",
"settings.wallpaper.custom_color_tooltip": "自定义颜色",
"settings.wallpaper.custom_color_apply": "应用",
"settings.wallpaper.placement_label": "显示方式",
"settings.wallpaper.placement_desc": "调整图像在桌面上的填充方式。",
"settings.wallpaper.pick_button": "选择文件",
@@ -46,20 +47,14 @@
"settings.wallpaper.storage_unavailable": "存储提供器不可用。",
"settings.wallpaper.import_failed": "导入壁纸文件失败。",
"settings.wallpaper.image_applied": "图片壁纸已应用。",
"settings.wallpaper.video_applied": "视频壁纸已应用。",
"settings.wallpaper.unsupported_file": "所选文件类型不受支持。",
"settings.wallpaper.apply_failed_format": "应用壁纸失败：{0}",
"settings.wallpaper.mode_format": "壁纸模式：{0}。",
"settings.wallpaper.video_mode": "视频壁纸使用自动填充模式。",
"settings.wallpaper.cleared": "背景已恢复为纯色。",
"settings.wallpaper.default_status": "当前使用纯色背景。",
"settings.wallpaper.saved_not_found": "未找到已保存的壁纸文件，已使用纯色背景。",
"settings.wallpaper.restored": "已恢复保存的壁纸。",
"settings.wallpaper.video_restored": "已恢复保存的视频壁纸。",
"settings.wallpaper.restore_failed": "恢复已保存壁纸失败，已使用纯色背景。",
"settings.wallpaper.video_not_found": "未找到视频壁纸文件。",
"settings.wallpaper.video_player_unavailable": "视频播放器不可用。",
"settings.wallpaper.video_play_failed_format": "播放视频壁纸失败：{0}",
"settings.grid.title": "网格布局",
"settings.grid.description": "每个组件至少占用一个格子（最小 1x1）。",
"settings.grid.short_side_label": "短边格数",
@@ -85,7 +80,6 @@
"settings.color.theme_ready_format": "主题色已就绪：{0}。",
"settings.color.theme_applied_format": "{0}主题色已应用：{1}。",
"settings.color.theme_updated_wallpaper": "壁纸已更新，莫奈色已刷新。",
"settings.color.theme_updated_video": "视频壁纸已更新，主题色已刷新。",
"settings.color.theme_cleared_wallpaper": "壁纸已清除，莫奈色已刷新。",
"settings.status_bar.title": "状态栏",
"settings.status_bar.description": "选择顶部状态栏显示的组件。",
@@ -393,7 +387,6 @@
"settings.footer": "LanMountainDesktop 设置",
"filepicker.title": "选择壁纸",
"filepicker.image_files": "图片文件",
"filepicker.video_files": "视频文件",
"common.day": "日间",
"common.night": "夜间",
"common.back": "返回",

101
LanMountainDesktop/Services/AppearanceThemeService.cs
View File

@@ -15,7 +15,6 @@ using LanMountainDesktop.Models;
using LanMountainDesktop.PluginSdk;
using LanMountainDesktop.Services.Settings;
using LanMountainDesktop.Theme;
using LibVLCSharp.Shared;
using Microsoft.Win32;
namespace LanMountainDesktop.Services;
@@ -89,11 +88,6 @@ internal interface IMaterialSurfaceService
AppearanceMaterialSurface GetSurface(ThemeColorContext context, MaterialSurfaceRole role);
}
internal interface IVideoWallpaperSeedExtractor
{
IReadOnlyList<Color> ExtractSeedCandidates(string videoPath, MonetColorService monetColorService);
}
internal readonly record struct WallpaperSeedSourceDescriptor(
string SourceKind,
string SourceKey,
@@ -114,75 +108,6 @@ internal readonly record struct WallpaperPaletteResolution(
Color EffectiveSeedColor,
string? ResolvedWallpaperPath);
internal sealed class LibVlcVideoWallpaperSeedExtractor : IVideoWallpaperSeedExtractor
{
public IReadOnlyList<Color> ExtractSeedCandidates(string videoPath, MonetColorService monetColorService)
{
if (string.IsNullOrWhiteSpace(videoPath) || !File.Exists(videoPath))
{
return [];
}
var snapshotPath = Path.Combine(
Path.GetTempPath(),
$"lanmountaindesktop-video-seed-{Guid.NewGuid():N}.png");
try
{
using var libVlc = new LibVLC("--no-audio", "--intf=dummy", "--no-video-title-show");
using var media = new Media(libVlc, new Uri(videoPath));
using var mediaPlayer = new MediaPlayer(libVlc)
{
Media = media
};
mediaPlayer.Play();
var stopwatch = Stopwatch.StartNew();
while (stopwatch.Elapsed < TimeSpan.FromSeconds(5))
{
Thread.Sleep(180);
if (!mediaPlayer.TakeSnapshot(0, snapshotPath, 320, 180))
{
continue;
}
var fileInfo = new FileInfo(snapshotPath);
if (!fileInfo.Exists || fileInfo.Length <= 0)
{
continue;
}
using var bitmap = new Bitmap(snapshotPath);
return monetColorService.ExtractSeedCandidates(bitmap);
}
}
catch (Exception ex)
{
AppLogger.Warn(
"Appearance.VideoWallpaperPalette",
$"Failed to extract wallpaper seed candidates from video '{videoPath}'.",
ex);
}
finally
{
try
{
if (File.Exists(snapshotPath))
{
File.Delete(snapshotPath);
}
}
catch
{
// Best effort cleanup only.
}
}
return [];
}
}
internal sealed class SystemWallpaperService : ISystemWallpaperService
{
public bool IsSupported => OperatingSystem.IsWindows();
@@ -477,7 +402,6 @@ internal sealed class AppearanceThemeService : IAppearanceThemeService, IDisposa
private readonly ISystemWallpaperService _systemWallpaperService;
private readonly IWindowMaterialService _windowMaterialService;
private readonly IMaterialSurfaceService _materialSurfaceService;
private readonly IVideoWallpaperSeedExtractor _videoWallpaperSeedExtractor;
private readonly MonetColorService _monetColorService = new();
private readonly string _liveThemeColorMode;
private readonly string _liveSystemMaterialMode;
@@ -490,14 +414,12 @@ internal sealed class AppearanceThemeService : IAppearanceThemeService, IDisposa
ISettingsFacadeService settingsFacade,
ISystemWallpaperService systemWallpaperService,
IWindowMaterialService windowMaterialService,
IMaterialSurfaceService materialSurfaceService,
IVideoWallpaperSeedExtractor? videoWallpaperSeedExtractor = null)
IMaterialSurfaceService materialSurfaceService)
{
_settingsFacade = settingsFacade ?? throw new ArgumentNullException(nameof(settingsFacade));
_systemWallpaperService = systemWallpaperService ?? throw new ArgumentNullException(nameof(systemWallpaperService));
_windowMaterialService = windowMaterialService ?? throw new ArgumentNullException(nameof(windowMaterialService));
_materialSurfaceService = materialSurfaceService ?? throw new ArgumentNullException(nameof(materialSurfaceService));
_videoWallpaperSeedExtractor = videoWallpaperSeedExtractor ?? new LibVlcVideoWallpaperSeedExtractor();
var initialThemeState = _settingsFacade.Theme.Get();
_liveThemeColorMode = ThemeAppearanceValues.NormalizeThemeColorMode(
initialThemeState.ThemeColorMode,
@@ -886,7 +808,6 @@ internal sealed class AppearanceThemeService : IAppearanceThemeService, IDisposa
IReadOnlyList<Color> seedCandidates = source.SourceKind switch
{
"app_wallpaper" or "system_wallpaper" => ExtractImageSeedCandidates(source.FilePath),
"app_video" => ExtractVideoSeedCandidates(source.FilePath),
"app_solid" when source.SolidColor is { } solidColor => new[] { solidColor },
_ => []
};
@@ -920,16 +841,6 @@ internal sealed class AppearanceThemeService : IAppearanceThemeService, IDisposa
}
}
private IReadOnlyList<Color> ExtractVideoSeedCandidates(string? wallpaperPath)
{
if (string.IsNullOrWhiteSpace(wallpaperPath) || !File.Exists(wallpaperPath))
{
return [];
}
return _videoWallpaperSeedExtractor.ExtractSeedCandidates(wallpaperPath, _monetColorService);
}
private WallpaperSeedSourceDescriptor ResolveWallpaperSeedSource(WallpaperSettingsState wallpaperState)
{
if (string.Equals(wallpaperState.Type, "SolidColor", StringComparison.OrdinalIgnoreCase) &&
@@ -960,16 +871,6 @@ internal sealed class AppearanceThemeService : IAppearanceThemeService, IDisposa
wallpaperPath,
null);
}
if (appWallpaperMediaType == WallpaperMediaType.Video)
{
return new WallpaperSeedSourceDescriptor(
"app_video",
CreateWallpaperSourceKey("app_video", wallpaperPath),
wallpaperPath,
wallpaperPath,
null);
}
}
var systemWallpaper = _systemWallpaperService.GetWallpaperPath();

5
LanMountainDesktop/Services/Settings/SettingsContracts.cs
View File

@@ -11,12 +11,11 @@ namespace LanMountainDesktop.Services.Settings;
public enum WallpaperMediaType
{
None,
Image,
Video
Image
}
public sealed record GridSettingsState(int ShortSideCells, string SpacingPreset, int EdgeInsetPercent);
public sealed record WallpaperSettingsState(string? WallpaperPath, string Type, string? Color, string Placement);
public sealed record WallpaperSettingsState(string? WallpaperPath, string Type, string? Color, string Placement, string? CustomColor = null);
public sealed record ThemeAppearanceSettingsState(
bool IsNightMode,
string? ThemeColor,

10
LanMountainDesktop/Services/Settings/SettingsDomainServices.cs
View File

@@ -147,11 +147,6 @@ internal sealed class WallpaperMediaService : IWallpaperMediaService
".png", ".jpg", ".jpeg", ".bmp", ".gif", ".webp"
};
private static readonly HashSet<string> VideoExtensions = new(StringComparer.OrdinalIgnoreCase)
{
".mp4", ".mkv", ".webm", ".avi", ".mov", ".m4v"
};
private readonly string _wallpapersDirectory;
public WallpaperMediaService()
@@ -180,11 +175,6 @@ internal sealed class WallpaperMediaService : IWallpaperMediaService
return WallpaperMediaType.Image;
}
if (VideoExtensions.Contains(extension))
{
return WallpaperMediaType.Video;
}
return WallpaperMediaType.None;
}

41
LanMountainDesktop/ViewModels/WallpaperSettingsPageViewModel.cs
View File

@@ -82,23 +82,24 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
[ObservableProperty]
private bool _isImage;
[ObservableProperty]
private bool _isVideo;
[ObservableProperty]
private Bitmap? _previewImage;
[ObservableProperty]
private IBrush? _previewBrush;
// 自定义颜色持久化
[ObservableProperty]
private string _videoModeHintText = string.Empty;
private Color _customColor = Colors.White;
[ObservableProperty]
private IBrush _customColorBrush = new SolidColorBrush(Colors.White);
public void Load()
{
var wallpaper = _settingsFacade.Wallpaper.Get();
WallpaperPath = wallpaper.WallpaperPath ?? string.Empty;
SelectedWallpaperType = WallpaperTypes.FirstOrDefault(t => t.Value == wallpaper.Type) ?? WallpaperTypes[0];
SelectedColor = wallpaper.Color ?? PresetColors[0];
@@ -108,7 +109,14 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
SelectedWallpaperPlacement = WallpaperPlacements.FirstOrDefault(option =>
string.Equals(option.Value, wallpaperPlacement, StringComparison.OrdinalIgnoreCase))
?? WallpaperPlacements[0];
// 加载自定义颜色
if (!string.IsNullOrWhiteSpace(wallpaper.CustomColor) && Color.TryParse(wallpaper.CustomColor, out var customColor))
{
CustomColor = customColor;
CustomColorBrush = new SolidColorBrush(customColor);
}
UpdateVisibility();
UpdatePreviewFromCurrentSelection();
}
@@ -124,8 +132,7 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
private void UpdateVisibility()
{
IsImage = SelectedWallpaperType?.Value == "Image";
IsVideo = SelectedWallpaperType?.Value == "Video";
IsImageOrVideo = SelectedWallpaperType?.Value is "Image" or "Video";
IsImageOrVideo = IsImage;
IsSolidColor = SelectedWallpaperType?.Value == "SolidColor";
}
@@ -135,6 +142,16 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
SaveWallpaper();
}
partial void OnCustomColorChanged(Color value)
{
CustomColorBrush = new SolidColorBrush(value);
// 将自定义颜色应用到壁纸
var colorHex = $"#{value.A:X2}{value.R:X2}{value.G:X2}{value.B:X2}";
SelectedColor = colorHex;
if (_isInitializing) return;
SaveWallpaper();
}
public async Task ImportWallpaperAsync(string sourcePath)
{
var importedPath = await _settingsFacade.WallpaperMedia.ImportAssetAsync(sourcePath);
@@ -222,11 +239,13 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
var normalizedPath = SelectedWallpaperType?.Value == "SolidColor" || string.IsNullOrWhiteSpace(WallpaperPath)
? null
: WallpaperPath;
var customColorHex = $"#{CustomColor.A:X2}{CustomColor.R:X2}{CustomColor.G:X2}{CustomColor.B:X2}";
_settingsFacade.Wallpaper.Save(new WallpaperSettingsState(
normalizedPath,
selectedType,
SelectedColor,
selectedPlacement));
selectedPlacement,
customColorHex));
}
private IReadOnlyList<SelectionOption> CreateWallpaperPlacements()
@@ -246,7 +265,6 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
return
[
new SelectionOption("Image", L("settings.wallpaper.type.image", "Image")),
new SelectionOption("Video", L("settings.wallpaper.type.video", "Video")),
new SelectionOption("SolidColor", L("settings.wallpaper.type.solid_color", "Solid Color"))
];
}
@@ -257,7 +275,7 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
[
"#D8A7B1", "#B6C9BB", "#A2B5BB", "#E6E2D3",
"#B5A397", "#C5C1C0", "#D4BE8D", "#C08261",
"#8E9775", "#9FBAD3", "#E5BAA2", "#4E596F"
"#8E9775", "#9FBAD3", "#E5BAA2"
];
}
@@ -271,7 +289,6 @@ public sealed partial class WallpaperSettingsPageViewModel : ViewModelBase
WallpaperPlacementDescription = L("settings.wallpaper.placement_desc", "Adjust how the image fills the desktop.");
ImportWallpaperButtonText = L("settings.wallpaper.pick_button", "Import Wallpaper");
FilePickerTitle = L("filepicker.title", "Select wallpaper");
VideoModeHintText = L("settings.wallpaper.video_mode", "Video wallpaper uses automatic fill mode.");
}
private string L(string key, string fallback)

197
LanMountainDesktop/Views/MainWindow.SettingsHardCut.Stubs.cs
View File

@@ -16,8 +16,6 @@ using LanMountainDesktop.PluginSdk;
using LanMountainDesktop.Services;
using LanMountainDesktop.Theme;
using LanMountainDesktop.Views.Components;
using LibVLCSharp.Shared;
using LibVLCSharp.Avalonia;
namespace LanMountainDesktop.Views;
@@ -213,7 +211,6 @@ public partial class MainWindow
_wallpaperType = string.IsNullOrWhiteSpace(type) ? "Image" : type.Trim();
_wallpaperPlacement = WallpaperImageBrushFactory.NormalizePlacement(placement);
_wallpaperSolidColor = TryParseColor(color, out var parsedColor) ? parsedColor : null;
_wallpaperVideoPath = null;
_wallpaperDisplayState = WallpaperDisplayState.NoWallpaperConfigured;
_wallpaperBitmap?.Dispose();
@@ -235,17 +232,6 @@ public partial class MainWindow
}
var extension = Path.GetExtension(_wallpaperPath);
var requestedTypeIsVideo = string.Equals(_wallpaperType, "Video", StringComparison.OrdinalIgnoreCase);
if (SupportedVideoExtensions.Contains(extension) || requestedTypeIsVideo)
{
_wallpaperMediaType = WallpaperMediaType.Video;
_wallpaperVideoPath = _wallpaperPath;
_wallpaperDisplayState = File.Exists(_wallpaperPath)
? WallpaperDisplayState.CurrentValidWallpaper
: WallpaperDisplayState.TemporarilyUnavailable;
return;
}
if (!SupportedImageExtensions.Contains(extension))
{
_wallpaperMediaType = WallpaperMediaType.Image;
@@ -285,7 +271,6 @@ public partial class MainWindow
if (_wallpaperMediaType == WallpaperMediaType.SolidColor && _wallpaperSolidColor.HasValue)
{
DesktopWallpaperLayer.Background = new SolidColorBrush(_wallpaperSolidColor.Value);
ApplyVideoWallpaperPosterVisibility(showPoster: false);
return;
}
@@ -296,7 +281,6 @@ public partial class MainWindow
DesktopWallpaperLayer.Background = _defaultDesktopBackground ?? CreateNeutralWallpaperFallbackBrush();
DesktopWallpaperImageLayer.Background = WallpaperImageBrushFactory.Create(_wallpaperBitmap, _wallpaperPlacement);
DesktopWallpaperImageLayer.IsVisible = true;
ApplyVideoWallpaperPosterVisibility(showPoster: false);
return;
}
@@ -308,92 +292,17 @@ public partial class MainWindow
DesktopWallpaperLayer.Background = _defaultDesktopBackground ?? CreateNeutralWallpaperFallbackBrush();
DesktopWallpaperImageLayer.Background = WallpaperImageBrushFactory.Create(_lastValidWallpaperBitmap, _wallpaperPlacement);
DesktopWallpaperImageLayer.IsVisible = true;
ApplyVideoWallpaperPosterVisibility(showPoster: false);
return;
}
DesktopWallpaperLayer.Background = _defaultDesktopBackground ?? CreateNeutralWallpaperFallbackBrush();
ApplyVideoWallpaperPosterVisibility(
showPoster: _wallpaperMediaType == WallpaperMediaType.Video && _videoWallpaperPosterBitmap is not null);
}
private void UpdateWallpaperDisplay()
{
if (_wallpaperMediaType == WallpaperMediaType.Video)
{
if (!string.IsNullOrWhiteSpace(_wallpaperVideoPath))
{
StartVideoWallpaper(_wallpaperVideoPath);
}
}
else
{
StopVideoWallpaper();
}
ApplyWallpaperBrush();
}
private void StartVideoWallpaper(string videoPath)
{
if (string.IsNullOrWhiteSpace(videoPath) || !File.Exists(videoPath))
{
ApplyVideoWallpaperPosterVisibility(showPoster: _videoWallpaperPosterBitmap is not null);
return;
}
try
{
_libVlc ??= new LibVLC();
_videoWallpaperPlayer ??= new MediaPlayer(_libVlc);
if (_videoWallpaperMedia?.Mrl != videoPath)
{
_videoWallpaperMedia?.Dispose();
_videoWallpaperMedia = new Media(_libVlc, new Uri(videoPath));
_videoWallpaperPlayer.Media = _videoWallpaperMedia;
}
if (DesktopVideoWallpaperView is { } videoView)
{
videoView.MediaPlayer = _videoWallpaperPlayer;
videoView.IsVisible = true;
}
if (!string.Equals(_videoWallpaperPosterPath, videoPath, StringComparison.OrdinalIgnoreCase))
{
ApplyVideoWallpaperPosterVisibility(showPoster: false);
}
else
{
ApplyVideoWallpaperPosterVisibility(showPoster: _videoWallpaperPosterBitmap is not null);
}
if (!_videoWallpaperPlayer.IsPlaying)
{
_videoWallpaperPlayer.Play();
}
TryCaptureVideoWallpaperPosterFrame(videoPath);
}
catch
{
ApplyVideoWallpaperPosterVisibility(showPoster: _videoWallpaperPosterBitmap is not null);
}
}
private void StopVideoWallpaper()
{
if (DesktopVideoWallpaperView is { } videoView)
{
videoView.IsVisible = false;
}
_videoWallpaperPlayer?.Stop();
_wallpaperVideoPath = null;
ApplyVideoWallpaperPosterVisibility(showPoster: false);
}
private double CalculateCurrentBackgroundLuminance()
{
var brush = DesktopWallpaperLayer.Background;
@@ -644,112 +553,6 @@ public partial class MainWindow
}
}
private void ApplyVideoWallpaperPosterVisibility(bool showPoster)
{
if (DesktopVideoWallpaperImage is not { } posterImage)
{
return;
}
if (!showPoster ||
_videoWallpaperPosterBitmap is null ||
!string.Equals(_videoWallpaperPosterPath, _wallpaperVideoPath, StringComparison.OrdinalIgnoreCase))
{
posterImage.IsVisible = false;
return;
}
posterImage.Source = _videoWallpaperPosterBitmap;
posterImage.IsVisible = true;
}
private void TryCaptureVideoWallpaperPosterFrame(string videoPath)
{
if (_videoWallpaperPlayer is null || string.IsNullOrWhiteSpace(videoPath))
{
return;
}
_ = Task.Run(async () =>
{
var snapshotPath = Path.Combine(
Path.GetTempPath(),
$"lanmountaindesktop-wallpaper-poster-{Guid.NewGuid():N}.png");
try
{
for (var attempt = 0; attempt < 12; attempt++)
{
await Task.Delay(250).ConfigureAwait(false);
if (_wallpaperMediaType != WallpaperMediaType.Video ||
!string.Equals(_wallpaperVideoPath, videoPath, StringComparison.OrdinalIgnoreCase) ||
_videoWallpaperPlayer is null)
{
return;
}
if (!_videoWallpaperPlayer.TakeSnapshot(0, snapshotPath, 640, 360))
{
continue;
}
if (!File.Exists(snapshotPath))
{
continue;
}
var fileInfo = new FileInfo(snapshotPath);
if (fileInfo.Length <= 0)
{
continue;
}
Bitmap posterBitmap;
await using (var stream = File.OpenRead(snapshotPath))
{
posterBitmap = new Bitmap(stream);
}
await Dispatcher.UIThread.InvokeAsync(() =>
{
if (_wallpaperMediaType != WallpaperMediaType.Video ||
!string.Equals(_wallpaperVideoPath, videoPath, StringComparison.OrdinalIgnoreCase))
{
posterBitmap.Dispose();
return;
}
_videoWallpaperPosterBitmap?.Dispose();
_videoWallpaperPosterBitmap = posterBitmap;
_videoWallpaperPosterPath = videoPath;
ApplyVideoWallpaperPosterVisibility(showPoster: true);
});
return;
}
}
catch
{
// Best effort poster capture only.
}
finally
{
try
{
if (File.Exists(snapshotPath))
{
File.Delete(snapshotPath);
}
}
catch
{
// Best effort cleanup only.
}
}
});
}
private DesktopLayoutSettingsSnapshot BuildDesktopLayoutSettingsSnapshot()
{
return new DesktopLayoutSettingsSnapshot

13
LanMountainDesktop/Views/MainWindow.axaml
View File

@@ -6,7 +6,7 @@
xmlns:ic="using:FluentIcons.Avalonia.Fluent"
xmlns:mi="clr-namespace:Material.Icons.Avalonia;assembly=Material.Icons.Avalonia"
xmlns:comp="using:LanMountainDesktop.Views.Components"
xmlns:vlc="clr-namespace:LibVLCSharp.Avalonia;assembly=LibVLCSharp.Avalonia"
xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
mc:Ignorable="d"
@@ -123,18 +123,7 @@
VerticalAlignment="Stretch"
Background="Transparent" />
<Image x:Name="DesktopVideoWallpaperImage"
IsVisible="False"
IsHitTestVisible="False"
Stretch="UniformToFill"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch" />
<vlc:VideoView x:Name="DesktopVideoWallpaperView"
IsVisible="False"
IsHitTestVisible="False"
HorizontalAlignment="Stretch"
VerticalAlignment="Stretch" />
<Grid x:Name="DesktopGrid"
HorizontalAlignment="Center"

38
LanMountainDesktop/Views/MainWindow.axaml.cs
View File

@@ -25,7 +25,7 @@ using LanMountainDesktop.Services;
using LanMountainDesktop.Services.Settings;
using LanMountainDesktop.Theme;
using LanMountainDesktop.Views.Components;
using LibVLCSharp.Shared;
namespace LanMountainDesktop.Views;
@@ -35,7 +35,6 @@ public partial class MainWindow : Window, ISettingsWindowAnchorProvider
{
None,
Image,
Video,
SolidColor
}
@@ -65,10 +64,6 @@ public partial class MainWindow : Window, ISettingsWindowAnchorProvider
{
".png", ".jpg", ".jpeg", ".bmp", ".gif", ".webp"
};
private static readonly HashSet<string> SupportedVideoExtensions = new(StringComparer.OrdinalIgnoreCase)
{
".mp4", ".mkv", ".webm", ".avi", ".mov", ".m4v"
};
private static readonly TaskbarActionId[] DefaultPinnedTaskbarActions =
[
TaskbarActionId.MinimizeToWindows
@@ -120,30 +115,11 @@ public partial class MainWindow : Window, ISettingsWindowAnchorProvider
private Bitmap? _wallpaperBitmap;
private Bitmap? _lastValidWallpaperBitmap;
private string? _lastValidWallpaperPath;
private Bitmap? _videoWallpaperPosterBitmap;
private string? _videoWallpaperPosterPath;
private WallpaperMediaType _wallpaperMediaType;
private WallpaperDisplayState _wallpaperDisplayState = WallpaperDisplayState.NoWallpaperConfigured;
private string _wallpaperPlacement = WallpaperImageBrushFactory.Fill;
private string? _wallpaperVideoPath;
private string _wallpaperType = "Image";
private Color? _wallpaperSolidColor;
private LibVLC? _libVlc;
private MediaPlayer? _videoWallpaperPlayer;
private Media? _videoWallpaperMedia;
private readonly object _desktopVideoFrameSync = new();
private MediaPlayer.LibVLCVideoLockCb? _desktopVideoLockCallback;
private MediaPlayer.LibVLCVideoUnlockCb? _desktopVideoUnlockCallback;
private MediaPlayer.LibVLCVideoDisplayCb? _desktopVideoDisplayCallback;
private DispatcherTimer? _desktopVideoFrameRefreshTimer;
private IntPtr _desktopVideoFrameBufferPtr;
private byte[]? _desktopVideoStagingBuffer;
private WriteableBitmap? _desktopVideoBitmap;
private int _desktopVideoFrameWidth;
private int _desktopVideoFrameHeight;
private int _desktopVideoFramePitch;
private int _desktopVideoFrameBufferSize;
private int _desktopVideoFrameDirtyFlag;
private string? _wallpaperPath;
private string _wallpaperStatus = "Current background uses solid color.";
private IReadOnlyList<Color> _recommendedColors = Array.Empty<Color>();
@@ -333,21 +309,9 @@ public partial class MainWindow : Window, ISettingsWindowAnchorProvider
_detachedComponentLibraryWindow.Close();
}
_detachedComponentLibraryWindow = null;
StopVideoWallpaper();
DisposeLauncherResources();
_videoWallpaperMedia?.Dispose();
_videoWallpaperMedia = null;
_videoWallpaperPlayer?.Dispose();
_videoWallpaperPlayer = null;
_desktopVideoFrameRefreshTimer?.Stop();
_desktopVideoFrameRefreshTimer = null;
_videoWallpaperPosterBitmap?.Dispose();
_videoWallpaperPosterBitmap = null;
_videoWallpaperPosterPath = null;
_lastValidWallpaperBitmap?.Dispose();
_lastValidWallpaperBitmap = null;
_libVlc?.Dispose();
_libVlc = null;
if (_recommendationInfoService is IDisposable recommendationServiceDisposable)
{
recommendationServiceDisposable.Dispose();

149
LanMountainDesktop/Views/SettingsPages/WallpaperSettingsPage.axaml
View File

@@ -21,27 +21,11 @@
CornerRadius="48"
BoxShadow="0 12 32 #50000000">
<Panel Background="{DynamicResource AdaptiveSurfaceBaseBrush}" Margin="2">
<!-- 图片/视频预览 -->
<!-- 图片预览 -->
<Border Background="#FFF6F7F9"
IsVisible="{Binding IsImage}">
<Border Background="{Binding PreviewBrush}" />
</Border>
<Border Background="#FFF6F7F9"
IsVisible="{Binding IsVideo}">
<StackPanel HorizontalAlignment="Center"
VerticalAlignment="Center"
Spacing="12">
<fi:FluentIcon Icon="Video"
Width="72"
Height="72"
Foreground="{DynamicResource AdaptiveTextSecondaryBrush}" />
<TextBlock Text="{Binding VideoModeHintText}"
Width="300"
TextAlignment="Center"
TextWrapping="Wrap"
Foreground="{DynamicResource AdaptiveTextSecondaryBrush}" />
</StackPanel>
</Border>
<!-- 纯色预览 -->
<Border Background="{Binding SelectedColor}"
IsVisible="{Binding IsSolidColor}" />
@@ -52,31 +36,104 @@
<!-- 右侧：颜色选择网格 -->
<StackPanel Grid.Column="1" VerticalAlignment="Center" Spacing="12" IsVisible="{Binding IsSolidColor}">
<TextBlock Text="{Binding WallpaperColorLabel}"
FontSize="14"
FontWeight="SemiBold"
<TextBlock Text="{Binding WallpaperColorLabel}"
FontSize="14"
FontWeight="SemiBold"
Opacity="0.8" />
<ItemsControl ItemsSource="{Binding PresetColors}">
<ItemsControl.ItemsPanel>
<ItemsPanelTemplate>
<UniformGrid Columns="4" Rows="3" />
</ItemsPanelTemplate>
</ItemsControl.ItemsPanel>
<ItemsControl.ItemTemplate>
<DataTemplate>
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="{Binding}"
BorderThickness="0"
CornerRadius="6"
Command="{Binding $parent[UserControl].((vm:WallpaperSettingsPageViewModel)DataContext).SelectColorCommand}"
CommandParameter="{Binding}"
ToolTip.Tip="{Binding}">
<!-- 简单的悬停与选中效果由 Button 默认样式提供，
由于使用了低饱和度颜色，背景色本身就很柔和 -->
</Button>
</DataTemplate>
</ItemsControl.ItemTemplate>
</ItemsControl>
<UniformGrid Columns="4" Rows="3">
<!-- 预设颜色 1-11 -->
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#D8A7B1"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#D8A7B1"
ToolTip.Tip="#D8A7B1" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#B6C9BB"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#B6C9BB"
ToolTip.Tip="#B6C9BB" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#A2B5BB"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#A2B5BB"
ToolTip.Tip="#A2B5BB" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#E6E2D3"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#E6E2D3"
ToolTip.Tip="#E6E2D3" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#B5A397"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#B5A397"
ToolTip.Tip="#B5A397" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#C5C1C0"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#C5C1C0"
ToolTip.Tip="#C5C1C0" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#D4BE8D"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#D4BE8D"
ToolTip.Tip="#D4BE8D" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#C08261"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#C08261"
ToolTip.Tip="#C08261" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#8E9775"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#8E9775"
ToolTip.Tip="#8E9775" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#9FBAD3"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#9FBAD3"
ToolTip.Tip="#9FBAD3" />
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="#E5BAA2"
BorderThickness="0"
CornerRadius="6"
Command="{Binding SelectColorCommand}"
CommandParameter="#E5BAA2"
ToolTip.Tip="#E5BAA2" />
<!-- 第12个位置：自定义颜色选择器 -->
<Button Width="48" Height="48" Margin="4" Padding="0"
Background="{Binding CustomColorBrush}"
BorderThickness="0"
CornerRadius="6"
ToolTip.Tip="自定义颜色">
<Button.Flyout>
<Flyout Placement="BottomEdgeAlignedLeft">
<StackPanel Width="260" Spacing="12">
<ColorPicker Color="{Binding CustomColor}" />
</StackPanel>
</Flyout>
</Button.Flyout>
</Button>
</UniformGrid>
</StackPanel>
</Grid>
@@ -105,7 +162,7 @@
</ui:SettingsExpander.Footer>
</ui:SettingsExpander>
<!-- 图片/视频文件选择 -->
<!-- 图片文件选择 -->
<ui:SettingsExpander Header="{Binding WallpaperPathLabel}"
IsVisible="{Binding IsImage}"
Margin="0,4,0,0">
@@ -129,7 +186,7 @@
<!-- 填充方式 -->
<ui:SettingsExpander Header="{Binding WallpaperPlacementLabel}"
Description="{Binding WallpaperPlacementDescription}"
IsVisible="{Binding IsImageOrVideo}"
IsVisible="{Binding IsImage}"
Margin="0,4,0,0">
<ui:SettingsExpander.IconSource>
<fi:SymbolIconSource Symbol="Maximize" />
@@ -147,12 +204,6 @@
</ui:SettingsExpander.Footer>
</ui:SettingsExpander>
<TextBlock Margin="0,8,0,0"
IsVisible="{Binding IsVideo}"
Foreground="{DynamicResource AdaptiveTextSecondaryBrush}"
Text="{Binding VideoModeHintText}"
TextWrapping="Wrap" />
</StackPanel>
</ScrollViewer>
</UserControl>