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authorMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
committerMatt A. Tobin <email@mattatobin.com>2018-02-09 06:46:43 -0500
commitac46df8daea09899ce30dc8fd70986e258c746bf (patch)
tree2750d3125fc253fd5b0671e4bd268eff1fd97296 /addon-sdk/source/lib/dev/frame-script.js
parent8cecf8d5208f3945b35f879bba3015bb1a11bec6 (diff)
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Move Add-on SDK source to toolkit/jetpack
Diffstat (limited to 'addon-sdk/source/lib/dev/frame-script.js')
-rw-r--r--addon-sdk/source/lib/dev/frame-script.js120
1 files changed, 0 insertions, 120 deletions
diff --git a/addon-sdk/source/lib/dev/frame-script.js b/addon-sdk/source/lib/dev/frame-script.js
deleted file mode 100644
index 33a197419..000000000
--- a/addon-sdk/source/lib/dev/frame-script.js
+++ /dev/null
@@ -1,120 +0,0 @@
-/* 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/. */
-
-"use strict";
-(function({content, sendSyncMessage, addMessageListener, sendAsyncMessage}) {
-
-const Cc = Components.classes;
-const Ci = Components.interfaces;
-const observerService = Cc["@mozilla.org/observer-service;1"]
- .getService(Ci.nsIObserverService);
-
-const channels = new Map();
-const handles = new WeakMap();
-
-// Takes remote port handle and creates a local one.
-// also set's up a messaging channel between them.
-// This is temporary workaround until Bug 914974 is fixed
-// and port can be transfered through message manager.
-const demarshal = (handle) => {
- if (handle.type === "MessagePort") {
- if (!channels.has(handle.id)) {
- const channel = new content.MessageChannel();
- channels.set(handle.id, channel);
- handles.set(channel.port1, handle);
- channel.port1.onmessage = onOutPort;
- }
- return channels.get(handle.id).port2;
- }
- return null;
-};
-
-const onOutPort = event => {
- const handle = handles.get(event.target);
- sendAsyncMessage("sdk/port/message", {
- port: handle,
- message: event.data
- });
-};
-
-const onInPort = ({data}) => {
- const channel = channels.get(data.port.id);
- if (channel)
- channel.port1.postMessage(data.message);
-};
-
-const onOutEvent = event =>
- sendSyncMessage("sdk/event/" + event.type,
- { type: event.type,
- data: event.data });
-
-const onInMessage = (message) => {
- const {type, data, origin, bubbles, cancelable, ports} = message.data;
-
- const event = new content.MessageEvent(type, {
- bubbles: bubbles,
- cancelable: cancelable,
- data: data,
- origin: origin,
- target: content,
- source: content,
- ports: ports.map(demarshal)
- });
- content.dispatchEvent(event);
-};
-
-const onReady = event => {
- channels.clear();
-};
-
-addMessageListener("sdk/event/message", onInMessage);
-addMessageListener("sdk/port/message", onInPort);
-
-const observer = {
- handleEvent: ({target, type}) => {
- observer.observe(target, type);
- },
- observe: (document, topic, data) => {
- // When frame associated with message manager is removed from document `docShell`
- // is set to `null` but observer is still kept alive. At this point accesing
- // `content.document` throws "can't access dead object" exceptions. In order to
- // avoid leaking observer and logged errors observer is going to be removed when
- // `docShell` is set to `null`.
- if (!docShell) {
- observerService.removeObserver(observer, topic);
- }
- else if (document === content.document) {
- if (topic.endsWith("-document-interactive")) {
- sendAsyncMessage("sdk/event/ready", {
- type: "ready",
- readyState: document.readyState,
- uri: document.documentURI
- });
- }
- if (topic.endsWith("-document-loaded")) {
- sendAsyncMessage("sdk/event/load", {
- type: "load",
- readyState: document.readyState,
- uri: document.documentURI
- });
- }
- if (topic === "unload") {
- channels.clear();
- sendAsyncMessage("sdk/event/unload", {
- type: "unload",
- readyState: "uninitialized",
- uri: document.documentURI
- });
- }
- }
- }
-};
-
-observerService.addObserver(observer, "content-document-interactive", false);
-observerService.addObserver(observer, "content-document-loaded", false);
-observerService.addObserver(observer, "chrome-document-interactive", false);
-observerService.addObserver(observer, "chrome-document-loaded", false);
-addEventListener("unload", observer, false);
-
-})(this);