refs #750 Switch focus between Favourite and Toot Detail using shortcut keys

src/renderer/components/TimelineSpace/Contents/Favourites.vue

@@ -12,6 +12,7 @@
       v-on:delete="deleteToot"
       @focusNext="focusNext"
       @focusPrev="focusPrev"
+      @focusRight="focusSidebar"
       @selectToot="focusToot(message)"
       >
     </toot>
@@ -30,6 +31,7 @@ import { mapState, mapGetters } from 'vuex'
 import Toot from '~/src/renderer/components/molecules/Toot'
 import scrollTop from '../../utils/scroll'
 import reloadable from '~/src/renderer/components/mixins/reloadable'
+import { Event } from '~/src/renderer/components/event'
 
 export default {
   name: 'favourites',
@@ -73,6 +75,17 @@ export default {
   },
   mounted () {
     document.getElementById('scrollable').addEventListener('scroll', this.onScroll)
+    Event.$on('focus-timeline', () => {
+      // If focusedId does not change, we have to refresh focusedId because Toot component watch change events.
+      const previousFocusedId = this.focusedId
+      this.focusedId = 0
+      this.$nextTick(function () {
+        this.focusedId = previousFocusedId
+      })
+    })
+  },
+  beforeDestroy () {
+    Event.$off('focus-timeline')
   },
   destroyed () {
     this.$store.commit('TimelineSpace/Contents/Favourites/updateFavourites', [])
@@ -163,6 +176,9 @@ export default {
     focusToot (message) {
       this.focusedId = message.id
     },
+    focusSidebar () {
+      Event.$emit('focus-sidebar')
+    },
     handleKey (event) {
       switch (event.srcKey) {
         case 'next':