Handle <Enter> on keypress (not keydown) in Vomnibar and HUD.

Proposing this as a simpler alternative to #2934.  Additionally, this
puts the logic for fixing #2915 in a single place.

Credit to @regmarmcem for figuring out the source of #2915.

Mention @regmarmcem.
Fixes #2915.
Replaces #2934.

2 files changed, 16 insertions, 3 deletions

diff --git a/pages/hud.coffee b/pages/hud.coffee
index 5ff2e07e..332db0e4 100644
--- a/pages/hud.coffee
+++ b/pages/hud.coffee
@@ -15,7 +15,12 @@ setTextInInputElement = (inputElement, text) ->
 document.addEventListener "DOMContentLoaded", ->
   DomUtils.injectUserCss() # Manually inject custom user styles.
 
-document.addEventListener "keydown", (event) ->
+onKeyEvent = (event) ->
+  # Handle <Enter> on "keypress", and other events on "keydown"; this avoids interence with CJK translation
+  # (see #2915 and #2934).
+  return null if event.type == "keypress" and event.key != "Enter"
+  return null if event.type == "keydown" and event.key == "Enter"
+
   inputElement = document.getElementById "hud-find-input"
   return unless inputElement? # Don't do anything if we're not in find mode.
 
@@ -44,6 +49,9 @@ document.addEventListener "keydown", (event) ->
   DomUtils.suppressEvent event
   false
 
+document.addEventListener "keydown", onKeyEvent
+document.addEventListener "keypress", onKeyEvent
+
 handlers =
   show: (data) ->
     document.getElementById("hud").innerText = data.text
diff --git a/pages/vomnibar.coffee b/pages/vomnibar.coffee
index ec5f818f..c53e7170 100644
--- a/pages/vomnibar.coffee
+++ b/pages/vomnibar.coffee
@@ -104,6 +104,10 @@ class VomnibarUI
   # arrow keys and various other shortcuts, and this function hides the event-decoding complexity.
   actionFromKeyEvent: (event) ->
     key = KeyboardUtils.getKeyChar(event)
+    # Handle <Enter> on "keypress", and other events on "keydown"; this avoids interence with CJK translation
+    # (see #2915 and #2934).
+    return null if event.type == "keypress" and key != "enter"
+    return null if event.type == "keydown" and key == "enter"
     if (KeyboardUtils.isEscape(event))
       return "dismiss"
     else if (key == "up" ||
@@ -122,7 +126,7 @@ class VomnibarUI
 
     null
 
-  onKeydown: (event) =>
+  onKeyEvent: (event) =>
     @lastAction = action = @actionFromKeyEvent event
     return true unless action # pass through
 
@@ -250,7 +254,8 @@ class VomnibarUI
 
     @input = @box.querySelector("input")
     @input.addEventListener "input", @onInput
-    @input.addEventListener "keydown", @onKeydown
+    @input.addEventListener "keydown", @onKeyEvent
+    @input.addEventListener "keypress", @onKeyEvent
     @completionList = @box.querySelector("ul")
     @completionList.style.display = ""