misc

src/Model.cs

@@ -24,24 +24,22 @@ public static List<Item> GetItems(string searchText)
             Everything_Query(true);
             uint count = Everything_GetNumResults();
 
-            if (count > 100)
-                count = 100;
+            if (count > 1000)
+                count = 1000;
 
             for (uint i = 0; i < count; i++)
             {
-                try {
-                    Everything_GetResultFullPathName(i, sb, (uint)sb.Capacity);
-                    string path = sb.ToString();
-                    Everything_GetResultSize(i, out var size);
-                    Everything_GetResultDateModified(i, out var fileTime);
-
-                    items.Add(new Item() {
-                        Directory = Path.GetDirectoryName(path),
-                        Name = Path.GetFileName(path),
-                        Size = size,
-                        Date = DateTime.FromFileTime(fileTime)
-                    });
-                } catch {}
+                Everything_GetResultFullPathName(i, sb, (uint)sb.Capacity);
+                string path = sb.ToString();
+                Everything_GetResultSize(i, out var size);
+                Everything_GetResultDateModified(i, out var fileTime);
+
+                items.Add(new Item() {
+                    Directory = Path.GetDirectoryName(path),
+                    Name = Path.GetFileName(path),
+                    Size = size,
+                    Date = DateTime.FromFileTime(fileTime)
+                });
             }
             return items;
         }
@@ -60,7 +58,7 @@ public static List<Item> GetItems(string searchText)
         [DllImport("Everything.dll")]
         static extern void Everything_SetSort(UInt32 dwSortType);
 
-        [DllImport("Everything.dll", CharSet = CharSet.Unicode)]
+        [DllImport("Everything.dll")]
         static extern bool Everything_Query(bool bWait);
 
         [DllImport("Everything.dll", CharSet = CharSet.Unicode)]

src/TypeAssistant.cs

@@ -0,0 +1,21 @@
+
+using System;
+using System.Threading;
+
+public class TypeAssistant
+{
+    public event Action<string> Idled;
+    string Text;
+    Timer WaitingTimer;
+
+    public TypeAssistant()
+    {
+        WaitingTimer = new Timer(p => Idled(Text));
+    }
+
+    public void TextChanged(string text)
+    {
+        Text = text;
+        WaitingTimer.Change(500, Timeout.Infinite);
+    }
+}

src/View.xaml

@@ -4,7 +4,6 @@
         xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
         xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
         xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
-        xmlns:local="clr-namespace:EverythingFrontend"
         xmlns:glob="clr-namespace:System.Globalization;assembly=mscorlib"
         Style="{StaticResource {x:Type Window}}"
         mc:Ignorable="d"
@@ -25,7 +24,7 @@
                  Margin="20"
                  Padding="2"
                  FontSize="14"
-                 Text="{Binding SearchText, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" >
+                 Text="{Binding SearchText, UpdateSourceTrigger=PropertyChanged}" >
         </TextBox>
 
         <DataGrid AutoGenerateColumns="False"

src/ViewModel.cs

@@ -1,31 +1,47 @@
 
-using System;
-using System.Collections.ObjectModel;
-using System.Runtime.InteropServices;
-using System.Text;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using System.Windows;
 
 namespace EverythingFrontend
 {
     class ViewModel : ViewModelBase
     {
-        public ObservableCollection<Item> Items { get; } = new ObservableCollection<Item>();
+        TypeAssistant TypeAssistant;
+
+        public ViewModel()
+        {
+            TypeAssistant = new TypeAssistant();
+            TypeAssistant.Idled += TypeAssistant_Idled;
+            Task.Run(() => Update(""));
+        }
+
+        private List<Item> ItemsValue;
+
+        public List<Item> Items {
+            get => ItemsValue;
+            set {
+                ItemsValue = value;
+                OnPropertyChanged();
+            }
+        }
 
         string SearchTextValue;
 
         public string SearchText {
             get => SearchTextValue;
             set {
                 SearchTextValue = value;
-                Update();
+                TypeAssistant.TextChanged(value);
             }
         }
 
-        void Update()
-        {
-            Items.Clear();
+        void TypeAssistant_Idled(string text) => Update(text);
 
-            foreach (var item in Model.GetItems(SearchText))
-                Items.Add(item);
+        void Update(string text)
+        {
+            List<Item> items = Model.GetItems(text);
+            Application.Current.Dispatcher.Invoke(() => Items = items);
         }
     }
 }