Add Import Function

Author: onesounds

Flow.Launcher.Core/Resource/Theme.cs

@@ -324,7 +324,7 @@ private ResourceDictionary GetResourceDictionary(string theme)
             return dict;
         }
 
-        private ResourceDictionary GetCurrentResourceDictionary()
+        public ResourceDictionary GetCurrentResourceDictionary()
         {
             return GetResourceDictionary(_settings.Theme);
         }

Flow.Launcher/Languages/en.xaml

@@ -199,6 +199,9 @@
     <system:String x:Key="resultItemFont">Result Title Font</system:String>
     <system:String x:Key="resultSubItemFont">Result Subtitle Font</system:String>
     <system:String x:Key="resetCustomize">Reset</system:String>
+    <system:String x:Key="resetCustomizeToolTip">Reset to the recommended font and size settings.</system:String>
+    <system:String x:Key="ImportThemeSize">Import Theme Size</system:String>
+    <system:String x:Key="ImportThemeSizeToolTip">If a size value intended by the theme designer is available, it will be retrieved and applied.</system:String>
     <system:String x:Key="CustomizeToolTip">Customize</system:String>
     <system:String x:Key="windowMode">Window Mode</system:String>
     <system:String x:Key="opacity">Opacity</system:String>

Flow.Launcher/SettingPages/ViewModels/SettingsPaneThemeViewModel.cs

@@ -17,6 +17,7 @@
 using Flow.Launcher.ViewModel;
 using ModernWpf;
 using ThemeManagerForColorSchemeSwitch = ModernWpf.ThemeManager;
+using System.Windows.Controls;
 
 namespace Flow.Launcher.SettingPages.ViewModels;
 
@@ -508,5 +509,56 @@ public void Reset()
         WindowHeightSize = 42;
         ItemHeightSize = 58;
     }
-   
+    
+    [RelayCommand]
+    private void Import()
+    {
+        var resourceDictionary = _theme.GetCurrentResourceDictionary();
+        
+        if (resourceDictionary["QueryBoxStyle"] is Style queryBoxStyle)
+        {
+            var fontSizeSetter = queryBoxStyle.Setters
+                .OfType<Setter>()
+                .FirstOrDefault(setter => setter.Property == TextBox.FontSizeProperty);
+            if (fontSizeSetter?.Value is double fontSize)
+            {
+                QueryBoxFontSize = fontSize;
+            }
+            
+            var heightSetter = queryBoxStyle.Setters
+                .OfType<Setter>()
+                .FirstOrDefault(setter => setter.Property == FrameworkElement.HeightProperty);
+            if (heightSetter?.Value is double height)
+            {
+                WindowHeightSize = height;
+            }
+        }
+        
+        if (resourceDictionary["ResultItemHeight"] is double resultItemHeight)
+        {
+            ItemHeightSize = resultItemHeight;
+        }
+        
+        if (resourceDictionary["ItemTitleStyle"] is Style itemTitleStyle)
+        {
+            var fontSizeSetter = itemTitleStyle.Setters
+                .OfType<Setter>()
+                .FirstOrDefault(setter => setter.Property == TextBlock.FontSizeProperty);
+            if (fontSizeSetter?.Value is double fontSize)
+            {
+                ResultItemFontSize = fontSize;
+            }
+        }
+        
+        if (resourceDictionary["ItemSubTitleStyle"] is Style itemSubTitleStyle)
+        {
+            var fontSizeSetter = itemSubTitleStyle.Setters
+                .OfType<Setter>()
+                .FirstOrDefault(setter => setter.Property == TextBlock.FontSizeProperty);
+            if (fontSizeSetter?.Value is double fontSize)
+            {
+                ResultSubItemFontSize = fontSize;
+            }
+        }
+    }
 }

Flow.Launcher/SettingPages/Views/SettingsPaneTheme.xaml

@@ -256,10 +256,17 @@
                                 BorderThickness="1"
                                 Style="{StaticResource SettingSeparatorStyle}" />
                             <Button
-                                Margin="8"
+                                Margin="12 4 12 8"
+                                HorizontalAlignment="Stretch"
+                                Command="{Binding ImportCommand}"
+                                Content="{DynamicResource ImportThemeSize}"
+                                ToolTip="{DynamicResource ImportThemeSizeToolTip}" />
+                            <Button
+                                Margin="12 4 12 8"
                                 HorizontalAlignment="Stretch"
                                 Command="{Binding ResetCommand}"
-                                Content="{DynamicResource resetCustomize}" />
+                                Content="{DynamicResource resetCustomize}"
+                                ToolTip="{DynamicResource resetCustomizeToolTip}" />
                         </StackPanel>
                     </ScrollViewer>
                 </Border>