From 1f5505cad8c53d78a71e4613a4fbc326fe9b02b5 Mon Sep 17 00:00:00 2001
From: DB p <onesound@oooz.net>
Date: Tue, 19 Sep 2023 15:57:32 +0900
Subject: [PATCH] Fix an issue where the preview area is resizable even when
 preview is off.

---
 .../Converters/BoolToVisibilityConverter.cs   | 34 +++++++++++++++++++
 Flow.Launcher/MainWindow.xaml                 |  3 +-
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/Flow.Launcher/Converters/BoolToVisibilityConverter.cs b/Flow.Launcher/Converters/BoolToVisibilityConverter.cs
index e60e26be4..627937c7f 100644
--- a/Flow.Launcher/Converters/BoolToVisibilityConverter.cs
+++ b/Flow.Launcher/Converters/BoolToVisibilityConverter.cs
@@ -34,4 +34,38 @@ namespace Flow.Launcher.Converters
 
         public object ConvertBack(object value, System.Type targetType, object parameter, CultureInfo culture) => throw new System.InvalidOperationException();
     }
+
+    public class SplitterConverter : IValueConverter
+    /* Prevents the dragging part of the preview area from working when preview is turned off. */
+    {
+        public object Convert(object value, System.Type targetType, object parameter, CultureInfo culture)
+        {
+            if (parameter != null)
+            {
+                if (value is true)
+                {
+                    return 0;
+                }
+
+                else
+                {
+                    return 5;
+                }
+            }
+            else
+            {
+                if (value is true)
+                {
+                    return 5;
+                }
+
+                else
+                {
+                    return 0;
+                }
+            }
+        }
+
+        public object ConvertBack(object value, System.Type targetType, object parameter, CultureInfo culture) => throw new System.InvalidOperationException();
+    }
 }
diff --git a/Flow.Launcher/MainWindow.xaml b/Flow.Launcher/MainWindow.xaml
index f864815e4..88e95aa69 100644
--- a/Flow.Launcher/MainWindow.xaml
+++ b/Flow.Launcher/MainWindow.xaml
@@ -38,6 +38,7 @@
         <converters:QuerySuggestionBoxConverter x:Key="QuerySuggestionBoxConverter" />
         <converters:BorderClipConverter x:Key="BorderClipConverter" />
         <converters:BoolToVisibilityConverter x:Key="BoolToVisibilityConverter" />
+        <converters:SplitterConverter x:Key="SplitterConverter" />
         <converters:BoolToIMEConversionModeConverter x:Key="BoolToIMEConversionModeConverter" />
         <converters:BoolToIMEStateConverter x:Key="BoolToIMEStateConverter" />
         <converters:StringToKeyBindingConverter x:Key="StringToKeyBindingConverter" />
@@ -398,7 +399,7 @@
                     </StackPanel>
                     <GridSplitter
                         Grid.Column="1"
-                        Width="5"
+                        Width="{Binding PreviewVisible, Converter={StaticResource SplitterConverter}}"
                         HorizontalAlignment="Center"
                         VerticalAlignment="Stretch"
                         Background="Transparent"