WPFUI / Fluent Window / Theme system / Resizable Window

Flow.Launcher.Infrastructure/UserSettings/Settings.cs

@@ -17,8 +17,10 @@ public class Settings : BaseModel
         public string Hotkey { get; set; } = $"{KeyConstant.Alt} + {KeyConstant.Space}";
         public string OpenResultModifiers { get; set; } = KeyConstant.Alt;
         public string ColorScheme { get; set; } = "System";
+        public string ThemeMode { get; set; } = "Modern";
         public bool ShowOpenResultHotkey { get; set; } = true;
         public double WindowSize { get; set; } = 580;
+        public WindowStyle WindowStyle { get; set; } = WindowStyle.None;
         public string PreviewHotkey { get; set; } = $"F1";
 
         public string Language
@@ -43,6 +45,13 @@ public string Theme
             }
         }
         public bool UseDropShadowEffect { get; set; } = false;
+
+        /* Appearance Settings. It should be separated from the setting later.*/
+        public double WindowHeightSize { get; set; } = 40;
+        public double ItemHeightSize { get; set; } = 58;
+        public double QueryBoxFontSize { get; set; } = 18;
+        public double ResultItemFontSize { get; set; } = 16;
+        public double ResultSubItemFontSize { get; set; } = 13;
         public string QueryBoxFont { get; set; } = FontFamily.GenericSansSerif.Name;
         public string QueryBoxFontStyle { get; set; }
         public string QueryBoxFontWeight { get; set; }
@@ -51,6 +60,7 @@ public string Theme
         public string ResultFontStyle { get; set; }
         public string ResultFontWeight { get; set; }
         public string ResultFontStretch { get; set; }
+
         public bool UseGlyphIcons { get; set; } = true;
         public bool UseAnimation { get; set; } = true;
         public bool UseSound { get; set; } = true;
@@ -278,7 +288,13 @@ public enum ColorSchemes
         Light,
         Dark
     }
-
+
+    public enum ThemeModes
+    {
+        Modern,
+        Legacy
+    }
+
     public enum SearchWindowScreens
     {
         RememberLastLaunchLocation,

Flow.Launcher/App.xaml

@@ -3,11 +3,17 @@
     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:ui="http://schemas.modernwpf.com/2019"
+    xmlns:uix="http://schemas.lepo.co/wpfui/2022/xaml"
     ShutdownMode="OnMainWindowClose"
     Startup="OnStartupAsync">
     <Application.Resources>
         <ResourceDictionary>
             <ResourceDictionary.MergedDictionaries>
+                <!--  WPF UI  -->
+                <uix:ThemesDictionary Theme="Dark" />
+                <uix:ThemesDictionary Theme="Light" />
+                <uix:ControlsDictionary />
+                <!--  ModernWPF UI  -->
                 <ui:ThemeResources>
                     <ui:ThemeResources.ThemeDictionaries>
                         <ResourceDictionary x:Key="Light">

Flow.Launcher/Flow.Launcher.csproj

@@ -97,6 +97,7 @@
     <PackageReference Include="PropertyChanged.Fody" Version="3.4.0" />
     <PackageReference Include="SharpVectors" Version="1.8.2" />
     <PackageReference Include="VirtualizingWrapPanel" Version="1.5.8" />
+    <PackageReference Include="WPF-UI" Version="3.0.3" />
   </ItemGroup>
 
   <ItemGroup>

Flow.Launcher/Languages/en.xaml

@@ -144,6 +144,7 @@
     <system:String x:Key="SampleSubTitleProcessKiller">Terminate unwanted processes</system:String>
     <system:String x:Key="queryBoxFont">Query Box Font</system:String>
     <system:String x:Key="resultItemFont">Result Item Font</system:String>
+    <system:String x:Key="resultSubItemFont">Item Subtitle Font</system:String>
     <system:String x:Key="windowMode">Window Mode</system:String>
     <system:String x:Key="opacity">Opacity</system:String>
     <system:String x:Key="theme_load_failure_path_not_exists">Theme {0} not exists, fallback to default theme</system:String>
@@ -168,6 +169,10 @@
     <system:String x:Key="AnimationSpeedCustom">Custom</system:String>
     <system:String x:Key="Clock">Clock</system:String>
     <system:String x:Key="Date">Date</system:String>
+    <system:String x:Key="ThemeModeTitle">Theme Mode (Beta)</system:String>
+    <system:String x:Key="ThemeModeTip">Select the window rendering method. Modern mode is available in Windows 10 and later versions. There are differences in some features.</system:String>
+    <system:String x:Key="ThemeModeModern">Modern</system:String>
+    <system:String x:Key="ThemeModeLegacy">Legacy</system:String>
 
     <!--  Setting Hotkey  -->
     <system:String x:Key="hotkey">Hotkey</system:String>

Flow.Launcher/MainWindow.xaml.cs

@@ -27,6 +27,17 @@
 using static Flow.Launcher.ViewModel.SettingWindowViewModel;
 using DataObject = System.Windows.DataObject;
 using System.Windows.Media;
+using System.Runtime.InteropServices;
+using System.Windows.Interop;
+using System.Threading;
+using Wpf.Ui.Appearance;
+using static System.Windows.Forms.VisualStyles.VisualStyleElement;
+using Window = System.Windows.Window;
+using Windows.UI.Composition;
+using Wpf.Ui.Controls;
+using MenuItem = System.Windows.Controls.MenuItem;
+using FontIcon = ModernWpf.Controls.FontIcon;
+using System.Diagnostics;
 
 namespace Flow.Launcher
 {
@@ -45,6 +56,10 @@ public partial class MainWindow
 
         #endregion
 
+        // Remove OS minimizing/maximizing animation
+        [DllImport("dwmapi.dll")]
+        private static extern int DwmSetWindowAttribute(IntPtr hwnd, int attr, ref int attrValue, int attrSize);
+        private const int DWMWA_TRANSITIONS_FORCEDISABLED = 3;
         public MainWindow(Settings settings, MainViewModel mainVM)
         {
             DataContext = mainVM;
@@ -57,8 +72,19 @@ public MainWindow(Settings settings, MainViewModel mainVM)
             animationSound.Open(new Uri(AppDomain.CurrentDomain.BaseDirectory + "Resources\\open.wav"));
 
             DataObject.AddPastingHandler(QueryTextBox, OnPaste);
+            this.Loaded += (obj, args) =>
+            {
+                var handle = new WindowInteropHelper(this).Handle;
+                var win = HwndSource.FromHwnd(handle);
+                win.AddHook(new HwndSourceHook(WndProc));
+            };
         }
 
+        DispatcherTimer timer = new DispatcherTimer
+        {
+            Interval = new TimeSpan(0, 0, 0, 0, 500),
+            IsEnabled = false
+        };
         public MainWindow()
         {
             InitializeComponent();
@@ -107,6 +133,12 @@ private void OnInitialized(object sender, EventArgs e)
 
         private void OnLoaded(object sender, RoutedEventArgs _)
         {
+
+            // Remove OS minimizing/maximizing animation
+            IntPtr WinHandle = new WindowInteropHelper(this).Handle;
+            int BOOL_TRUE = 1;
+            DwmSetWindowAttribute(WinHandle, DWMWA_TRANSITIONS_FORCEDISABLED, ref BOOL_TRUE, Marshal.SizeOf(BOOL_TRUE));
+
             CheckFirstLaunch();
             HideStartup();
             // show notify icon when flowlauncher is hidden
@@ -717,5 +749,62 @@ private void QueryTextBox_KeyUp(object sender, KeyEventArgs e)
                 be.UpdateSource();
             }
         }
+
+        private void OnSizeChanged(object sender, SizeChangedEventArgs e)
+        {
+            /*_settings.WindowSize = Width;*/
+            /*_settings.MaxResultsToShow = System.Convert.ToInt32(Height / _settings.ItemHeightSize);*/
+
+            /*FlowMainWindow.SizeToContent = SizeToContent.Height;*/
+            /*IntPtr WinHandle = new WindowInteropHelper(this).Handle;*/
+            /*
+            var backgroundBrush = FlowMainWindow.Resources["ApplicationBackgroundBrush"];
+            backgroundBrush = new SolidColorBrush(Color.FromArgb(0xFF, 0x20, 0x20, 0x20));
+            HwndSource.FromHwnd(WinHandle).CompositionTarget.BackgroundColor = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);
+            WindowBackdrop.RemoveBackdrop(FlowMainWindow);
+            FlowMainWindow.Resources["ApplicationBackgroundColor"] = Color.FromArgb(0xFF, 0x00, 0x00, 0x00);*/
+        }
+
+        private const int WM_ENTERSIZEMOVE = 0x0231;
+        private const int WM_EXITSIZEMOVE = 0x0232;
+        public event EventHandler ResizeBegin;
+        public event EventHandler ResizeEnd;
+        private IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
+        {
+            if (msg == WM_ENTERSIZEMOVE)
+            {
+                OnResizeBegin();
+                handled = true;
+            }
+            if (msg == WM_EXITSIZEMOVE)
+            {
+                OnResizeEnd();
+                handled = true;
+            }
+            return IntPtr.Zero;
+        }
+        private void OnResizeBegin()
+        {
+            Debug.WriteLine("------------------RESIZE BEGIN-----------------------");
+            //Any custom logic for resize begin
+        }
+        private void OnResizeEnd()
+        {
+            Debug.WriteLine("------------------END-----------------------");
+            Debug.WriteLine(System.Convert.ToInt32((Height - (_settings.WindowHeightSize + 14)) / _settings.ItemHeightSize));
+            Debug.WriteLine("----------------------------------------------------");
+            //_settings.MaxResultsToShow = System.Convert.ToInt32((Height - (_settings.WindowHeightSize + 14)) / _settings.ItemHeightSize);
+            if (System.Convert.ToInt32((Height - (_settings.WindowHeightSize + 14)) / _settings.ItemHeightSize) == 0)
+            {
+                _settings.MaxResultsToShow = 1;
+            }
+            else
+            {
+                _settings.MaxResultsToShow = System.Convert.ToInt32((Height - (_settings.WindowHeightSize + 14)) / _settings.ItemHeightSize);
+            }
+            _settings.WindowSize = Width;
+            FlowMainWindow.SizeToContent = SizeToContent.Height;
+            //Any custom logic for resize begin
+        }
     }
 }

Flow.Launcher/ResultListBox.xaml

@@ -175,6 +175,7 @@
                                 Grid.Row="0"
                                 VerticalAlignment="Center"
                                 DockPanel.Dock="Left"
+                                FontSize="{Binding ResultItemFontSize, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
                                 IsEnabled="False"
                                 Style="{DynamicResource ItemTitleStyle}"
                                 Text="{Binding Result.Title}"
@@ -191,6 +192,7 @@
                             <TextBlock
                                 x:Name="SubTitle"
                                 Grid.Row="1"
+                                FontSize="{Binding ResultSubItemFontSize, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"
                                 IsEnabled="False"
                                 Style="{DynamicResource ItemSubTitleStyle}"
                                 Text="{Binding Result.SubTitle}"
@@ -219,7 +221,7 @@
         <Style TargetType="{x:Type ListBoxItem}">
             <EventSetter Event="MouseEnter" Handler="OnMouseEnter" />
             <EventSetter Event="MouseMove" Handler="OnMouseMove" />
-            <Setter Property="Height" Value="{DynamicResource ResultItemHeight}" />
+            <Setter Property="Height" Value="{Binding ItemHeightSize, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
             <Setter Property="Margin" Value="0" />
             <Setter Property="Padding" Value="0" />
             <Setter Property="BorderThickness" Value="0" />