Bug 906096 - Move InputMethod API behind a pref instead of build option. r=kchen, r=sicking

--HG--
rename : b2g/components/Keyboard.jsm => dom/inputmethod/Keyboard.jsm
rename : b2g/components/MozKeyboard.js => dom/inputmethod/MozKeyboard.js

b2g/app/b2g.js

@@ -750,3 +750,6 @@ pref("dom.promise.enabled", false);
 // (only applies when marionette is disabled)
 // 0 disables the timer.
 pref("b2g.adb.timeout-hours", 12);
+
+// InputMethod so we can do soft keyboards
+pref("dom.mozInputMethod.enabled", true);

b2g/components/B2GComponents.manifest

@@ -15,14 +15,6 @@ component {88b3eb21-d072-4e3b-886d-f89d8c49fe59} UpdatePrompt.js
 contract @mozilla.org/updates/update-prompt;1 {88b3eb21-d072-4e3b-886d-f89d8c49fe59}
 #endif
 
-# MozKeyboard.js
-component {397a7fdf-2254-47be-b74e-76625a1a66d5} MozKeyboard.js
-contract @mozilla.org/b2g-keyboard;1 {397a7fdf-2254-47be-b74e-76625a1a66d5}
-category JavaScript-navigator-property mozKeyboard @mozilla.org/b2g-keyboard;1
-
-component {4607330d-e7d2-40a4-9eb8-43967eae0142} MozKeyboard.js
-contract @mozilla.org/b2g-inputmethod;1 {4607330d-e7d2-40a4-9eb8-43967eae0142}
-
 # DirectoryProvider.js
 component {9181eb7c-6f87-11e1-90b1-4f59d80dd2e5} DirectoryProvider.js
 contract @mozilla.org/browser/directory-provider;1 {9181eb7c-6f87-11e1-90b1-4f59d80dd2e5}

b2g/components/moz.build

@@ -20,7 +20,6 @@ EXTRA_COMPONENTS += [
     'ContentPermissionPrompt.js',
     'FilePicker.js',
     'MailtoProtocolHandler.js',
-    'MozKeyboard.js',
     'PaymentGlue.js',
     'ProcessGlobal.js',
     'SmsProtocolHandler.js',
@@ -41,7 +40,6 @@ if CONFIG['MOZ_UPDATER']:
 
 EXTRA_JS_MODULES += [
     'ErrorPage.jsm',
-    'Keyboard.jsm',
     'SignInToWebsite.jsm',
     'TelURIParser.jsm',
 ]

dom/inputmethod/InputMethod.manifest

@@ -0,0 +1,6 @@
+component {397a7fdf-2254-47be-b74e-76625a1a66d5} MozKeyboard.js
+contract @mozilla.org/b2g-keyboard;1 {397a7fdf-2254-47be-b74e-76625a1a66d5}
+category JavaScript-navigator-property mozKeyboard @mozilla.org/b2g-keyboard;1
+
+component {4607330d-e7d2-40a4-9eb8-43967eae0142} MozKeyboard.js
+contract @mozilla.org/b2g-inputmethod;1 {4607330d-e7d2-40a4-9eb8-43967eae0142}

dom/inputmethod/moz.build

@@ -0,0 +1,14 @@
+# -*- Mode: python; c-basic-offset: 4; indent-tabs-mode: nil; tab-width: 40 -*-
+# vim: set filetype=python:
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+EXTRA_COMPONENTS += [
+    'MozKeyboard.js',
+    'InputMethod.manifest',
+]
+
+EXTRA_JS_MODULES += [
+    'Keyboard.jsm',
+]

dom/webidl/InputMethod.webidl

@@ -5,7 +5,8 @@
  */
 
 [JSImplementation="@mozilla.org/b2g-inputmethod;1",
- NavigatorProperty="mozInputMethod"]
+ NavigatorProperty="mozInputMethod",
+ Pref="dom.mozInputMethod.enabled"]
 interface MozInputMethod : EventTarget {
   // Input Method Manager contain a few global methods expose to apps
   readonly attribute MozInputMethodManager mgmt;
@@ -27,7 +28,8 @@ interface MozInputMethod : EventTarget {
 
 // Manages the list of IMEs, enables/disables IME and switches to an
 // IME.
-[JSImplementation="@mozilla.org/b2g-imm;1"]
+[JSImplementation="@mozilla.org/b2g-imm;1",
+ Pref="dom.mozInputMethod.enabled"]
 interface MozInputMethodManager {
   // Ask the OS to show a list of available IMEs for users to switch from.
   // OS should ignore this request if the app is currently not the active one.
@@ -55,7 +57,8 @@ interface MozInputMethodManager {
 // It also hosts the methods available to the keyboard app to mutate the input field represented.
 // An "input context" gets void when the app is no longer allowed to interact with the text field,
 // e.g., the text field does no longer exist, the app is being switched to background, and etc.
-[JSImplementation="@mozilla.org/b2g-inputcontext;1"]
+[JSImplementation="@mozilla.org/b2g-inputcontext;1",
+ Pref="dom.mozInputMethod.enabled"]
 interface MozInputContext: EventTarget {
    // The tag name of input field, which is enum of "input", "textarea", or "contenteditable"
    readonly attribute DOMString? type;
@@ -82,6 +85,10 @@ interface MozInputContext: EventTarget {
    readonly attribute long selectionStart;
    readonly attribute long selectionEnd;
 
+   // The start and stop position of the selection.
+   readonly attribute DOMString? textBeforeCursor;
+   readonly attribute DOMString? textAfterCursor;
+
     /*
      * Set the selection range of the the editable text.
      * Note: This method cannot be used to move the cursor during composition. Calling this

dom/webidl/WebIDL.mk

@@ -180,6 +180,7 @@ webidl_files = \
   IDBVersionChangeEvent.webidl \
   ImageData.webidl \
   ImageDocument.webidl \
+  InputMethod.webidl \
   InspectorUtils.webidl \
   KeyboardEvent.webidl \
   KeyEvent.webidl \
@@ -534,9 +535,3 @@ test_webidl_files := \
 else
 test_webidl_files := $(NULL)
 endif
-
-ifdef MOZ_B2G
-webidl_files += \
-  InputMethod.webidl \
-  $(NULL)
-endif

modules/libpref/src/init/all.js

@@ -4372,3 +4372,6 @@ pref("dom.forms.inputmode", false);
 #else
 pref("dom.forms.inputmode", true);
 #endif
+
+// InputMethods for soft keyboards in B2G
+pref("dom.mozInputMethod.enabled", false);