Merge branch 'main' into contrastdoc

demo/Semi.Avalonia.Demo/ViewModels/IconDemoViewModel.cs

@@ -0,0 +1,70 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using Avalonia.Controls;
+using Avalonia.Markup.Xaml;
+using Avalonia.Media;
+using CommunityToolkit.Mvvm.ComponentModel;
+
+namespace Semi.Avalonia.Demo.ViewModels;
+
+public partial class IconDemoViewModel : ObservableObject
+{
+    private readonly IResourceDictionary? _resources =
+        AvaloniaXamlLoader.Load(new Uri("avares://Semi.Avalonia/Themes/Shared/Icon.axaml")) as ResourceDictionary;
+
+    private readonly Dictionary<string, IconItem> _filledIcons = new();
+    private readonly Dictionary<string, IconItem> _strokedIcons = new();
+
+    [ObservableProperty] private string? _searchText;
+
+    public ObservableCollection<IconItem> FilteredFilledIcons { get; set; } = [];
+    public ObservableCollection<IconItem> FilteredStrokedIcons { get; set; } = [];
+
+    public void InitializeResources()
+    {
+        if (_resources is null) return;
+
+        foreach (var key in _resources.Keys)
+        {
+            if (_resources[key] is not Geometry geometry) continue;
+            var icon = new IconItem { ResourceKey = key.ToString(), Geometry = geometry };
+
+            if (key.ToString().EndsWith("Stroked"))
+            {
+                _strokedIcons[key.ToString()] = icon;
+            }
+            else
+            {
+                _filledIcons[key.ToString()] = icon;
+            }
+
+            OnSearchTextChanged(string.Empty);
+        }
+    }
+
+    partial void OnSearchTextChanged(string? value)
+    {
+        var search = value?.ToLowerInvariant() ?? string.Empty;
+
+        FilteredFilledIcons.Clear();
+        foreach (var icon in _filledIcons.Values.Where(i => i.ResourceKey?.ToLowerInvariant().Contains(search) == true))
+        {
+            FilteredFilledIcons.Add(icon);
+        }
+
+        FilteredStrokedIcons.Clear();
+        foreach (var icon in
+                 _strokedIcons.Values.Where(i => i.ResourceKey?.ToLowerInvariant().Contains(search) == true))
+        {
+            FilteredStrokedIcons.Add(icon);
+        }
+    }
+}
+
+public class IconItem
+{
+    public string? ResourceKey { get; set; }
+    public Geometry? Geometry { get; set; }
+}