修复mac下只能全选一次的问题

src/renderer/config/bindkey.js

@@ -4,27 +4,27 @@ let eventHub
 const bindKey = () => {
   mousetrap.reset()
   mousetrap.bind('shift', (event, combo) => {
-    eventHub.$emit('shift_down', { event, combo })
+    eventHub.$emit('key_shift_down', { event, combo })
     return false
   }, 'keydown')
   mousetrap.bind('shift', (event, combo) => {
-    eventHub.$emit('shift_up', { event, combo })
+    eventHub.$emit('key_shift_up', { event, combo })
     return false
   }, 'keyup')
   mousetrap.bind('mod', (event, combo) => {
-    eventHub.$emit('mod_down', { event, combo })
+    eventHub.$emit('key_mod_down', { event, combo })
     return false
   }, 'keydown')
   mousetrap.bind('mod', (event, combo) => {
-    eventHub.$emit('mod_up', { event, combo })
+    eventHub.$emit('key_mod_up', { event, combo })
     return false
   }, 'keyup')
   mousetrap.bind('mod+a', (event, combo) => {
-    eventHub.$emit('mod+a_down', { event, combo })
+    eventHub.$emit('key_mod+a_down', { event, combo })
     return false
   }, 'keydown')
   mousetrap.bind('mod+a', (event, combo) => {
-    eventHub.$emit('mod+a_up', { event, combo })
+    eventHub.$emit('key_mod+a_up', { event, combo })
     return false
   }, 'keyup')
 }