add ctrl+f hotkey to focus the search textbox

Author: taooceros

Flow.Launcher/SettingWindow.xaml

@@ -879,7 +879,8 @@
                         </StackPanel>
                     </ScrollViewer>
                 </TabItem>
-                <TabItem>
+                <TabItem
+                    KeyDown="OnPluginSettingKeydown">
                     <TabItem.Header>
                         <Grid>
                             <Grid.ColumnDefinitions>

Flow.Launcher/SettingWindow.xaml.cs

@@ -408,5 +408,10 @@ private void PluginFilterTxb_OnKeyDown(object sender, KeyEventArgs e)
             if (e.Key == Key.Enter)
                 RefreshPluginListEventHandler(sender, e);
         }
+        private void OnPluginSettingKeydown(object sender, KeyEventArgs e)
+        {
+            if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control && e.Key == Key.F)
+                pluginFilterTxb.Focus();
+        }
     }
 }