From ec7f7185b163122ab1995c688ccb37d338b9ece8 Mon Sep 17 00:00:00 2001
From: "DESKTOP-3BO4HSG\\ksat" <zggsong@foxmail.com>
Date: Fri, 6 Jan 2023 18:26:13 +0800
Subject: [PATCH] perf: update translate with lang switched

---
 STranslate/MainWindow.xaml    | 2 ++
 STranslate/MainWindow.xaml.cs | 9 +++++++++
 2 files changed, 11 insertions(+)

diff --git a/STranslate/MainWindow.xaml b/STranslate/MainWindow.xaml
index 065b189..8164fdf 100644
--- a/STranslate/MainWindow.xaml
+++ b/STranslate/MainWindow.xaml
@@ -102,6 +102,7 @@
                 <ComboBox x:Name="InCombo"
                           Style="{DynamicResource cmbstyle}"
                           ItemsSource="{Binding InputCombo}"
+                          SelectionChanged="SelectionChanged"
                           SelectedItem="{Binding InputComboSelected,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" />
                 <Separator Margin="20,0"/>
                 <TextBlock Text="目标语言:  "
@@ -109,6 +110,7 @@
                 <ComboBox x:Name="OutCombo"
                           Style="{DynamicResource cmbstyle}"
                           ItemsSource="{Binding OutputCombo}"
+                          SelectionChanged="SelectionChanged"
                           SelectedItem="{Binding OutputComboSelected,Mode=TwoWay,UpdateSourceTrigger=PropertyChanged}" />
             </StackPanel>
             
diff --git a/STranslate/MainWindow.xaml.cs b/STranslate/MainWindow.xaml.cs
index ebefbb2..95d1c47 100644
--- a/STranslate/MainWindow.xaml.cs
+++ b/STranslate/MainWindow.xaml.cs
@@ -301,5 +301,14 @@ namespace STranslate
         private bool _IsTopmost { get; set; }
         private readonly string _TopmostTemplateName = "ButtonTemplateTopmost";
         private readonly string _UnTopmostTemplateName = "ButtonTemplateUnTopmost";
+
+        private void SelectionChanged(object sender, System.Windows.Controls.SelectionChangedEventArgs e)
+        {
+            if (!string.IsNullOrEmpty(vm?.InputTxt))
+            {
+                vm.IdentifyLanguage = string.Empty;
+                _ = vm?.Translate();
+            }
+        }
     }
 }
\ No newline at end of file