Don't re-render bars when showing/hiding them (#1691)

* Don't re-render bars when showing/hiding them

* Fix more cases

* Use autorun instead of reaction to fix first render

src/view/com/util/ViewHeader.tsx

@@ -1,5 +1,6 @@
 import React from 'react'
 import {observer} from 'mobx-react-lite'
+import {autorun} from 'mobx'
 import {Animated, StyleSheet, TouchableOpacity, View} from 'react-native'
 import {FontAwesomeIcon} from '@fortawesome/react-native-fontawesome'
 import {useNavigation} from '@react-navigation/native'
@@ -154,22 +155,24 @@ const Container = observer(function ContainerImpl({
   const interp = useAnimatedValue(0)
 
   React.useEffect(() => {
-    if (store.shell.minimalShellMode) {
-      Animated.timing(interp, {
-        toValue: 1,
-        duration: 100,
-        useNativeDriver: true,
-        isInteraction: false,
-      }).start()
-    } else {
-      Animated.timing(interp, {
-        toValue: 0,
-        duration: 100,
-        useNativeDriver: true,
-        isInteraction: false,
-      }).start()
-    }
-  }, [interp, store.shell.minimalShellMode])
+    return autorun(() => {
+      if (store.shell.minimalShellMode) {
+        Animated.timing(interp, {
+          toValue: 1,
+          duration: 100,
+          useNativeDriver: true,
+          isInteraction: false,
+        }).start()
+      } else {
+        Animated.timing(interp, {
+          toValue: 0,
+          duration: 100,
+          useNativeDriver: true,
+          isInteraction: false,
+        }).start()
+      }
+    })
+  }, [interp, store])
   const transform = {
     transform: [{translateY: Animated.multiply(interp, -100)}],
   }