From a321ca5e1a335f0b04714fa8ea00c2bac8febb86 Mon Sep 17 00:00:00 2001
From: Stephen Blott
Date: Fri, 2 Jan 2015 08:11:22 +0000
Subject: Modes; flesh out passkeys mode.

---
 content_scripts/mode_passkeys.coffee | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 content_scripts/mode_passkeys.coffee

(limited to 'content_scripts/mode_passkeys.coffee')

diff --git a/content_scripts/mode_passkeys.coffee b/content_scripts/mode_passkeys.coffee
new file mode 100644
index 00000000..7a0249ad
--- /dev/null
+++ b/content_scripts/mode_passkeys.coffee
@@ -0,0 +1,32 @@
+
+class PassKeysMode extends Mode
+  keyQueue: ""
+  passKeys: ""
+
+  # Decide whether this keyChar should be passed to the underlying page.  Keystrokes are *never* considered
+  # passKeys if the keyQueue is not empty.  So, for example, if 't' is a passKey, then 'gt' and '99t' will
+  # neverthless be handled by vimium.
+  isPassKey: (keyChar) ->
+    not @keyQueue and 0 <= @passKeys.indexOf(keyChar)
+
+  handlePassKeyEvent: (event) ->
+    for keyChar in [KeyboardUtils.getKeyChar(event), String.fromCharCode(event.charCode)]
+      # A key is passed through to the underlying page by returning handlerStack.passThrough.
+      return handlerStack.passThrough if keyChar and @isPassKey keyChar
+    true
+
+  setState: (response) ->
+    if response.isEnabledForUrl?
+      @passKeys = (response.isEnabledForUrl and response.passKeys) or ""
+    if response.keyQueue?
+      @keyQueue = response.keyQueue
+
+  constructor: ->
+    super
+      name: "passkeys"
+      keydown: (event) => @handlePassKeyEvent event
+      keypress: (event) => @handlePassKeyEvent event
+      keyup: -> true # Allow event to propagate.
+
+root = exports ? window
+root.PassKeysMode = PassKeysMode
-- 
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