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Issue #303 Part 1: Move basilisk files from /browser to /application/basilisk
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wolfbeast
Roy Tam
parent
a951f19dfd
commit
177b28a898
1938 changed files with 0 additions and 0 deletions
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@ -1,357 +0,0 @@
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/* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* jshint esnext:true */
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/* globals Components, Services, XPCOMUtils */
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'use strict';
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var EXPORTED_SYMBOLS = ['PdfjsChromeUtils'];
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const Cc = Components.classes;
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const Ci = Components.interfaces;
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const Cr = Components.results;
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const Cu = Components.utils;
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const PREF_PREFIX = 'pdfjs';
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const PDF_CONTENT_TYPE = 'application/pdf';
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Cu.import('resource://gre/modules/XPCOMUtils.jsm');
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Cu.import('resource://gre/modules/Services.jsm');
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var Svc = {};
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XPCOMUtils.defineLazyServiceGetter(Svc, 'mime',
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'@mozilla.org/mime;1',
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'nsIMIMEService');
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var DEFAULT_PREFERENCES =
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{
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"showPreviousViewOnLoad": true,
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"defaultZoomValue": "",
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"sidebarViewOnLoad": 0,
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"enableHandToolOnLoad": false,
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"enableWebGL": false,
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"pdfBugEnabled": false,
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"disableRange": false,
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"disableStream": false,
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"disableAutoFetch": false,
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"disableFontFace": false,
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"disableTextLayer": false,
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"useOnlyCssZoom": false,
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"externalLinkTarget": 0,
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"enhanceTextSelection": false,
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"renderInteractiveForms": false,
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"disablePageLabels": false
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}
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var PdfjsChromeUtils = {
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// For security purposes when running remote, we restrict preferences
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// content can access.
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_allowedPrefNames: Object.keys(DEFAULT_PREFERENCES),
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_ppmm: null,
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_mmg: null,
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/*
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* Public API
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*/
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init: function () {
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this._browsers = new WeakSet();
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if (!this._ppmm) {
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// global parent process message manager (PPMM)
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this._ppmm = Cc['@mozilla.org/parentprocessmessagemanager;1'].
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getService(Ci.nsIMessageBroadcaster);
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this._ppmm.addMessageListener('PDFJS:Parent:clearUserPref', this);
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this._ppmm.addMessageListener('PDFJS:Parent:setIntPref', this);
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this._ppmm.addMessageListener('PDFJS:Parent:setBoolPref', this);
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this._ppmm.addMessageListener('PDFJS:Parent:setCharPref', this);
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this._ppmm.addMessageListener('PDFJS:Parent:setStringPref', this);
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this._ppmm.addMessageListener('PDFJS:Parent:isDefaultHandlerApp', this);
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// global dom message manager (MMg)
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this._mmg = Cc['@mozilla.org/globalmessagemanager;1'].
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getService(Ci.nsIMessageListenerManager);
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this._mmg.addMessageListener('PDFJS:Parent:displayWarning', this);
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this._mmg.addMessageListener('PDFJS:Parent:addEventListener', this);
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this._mmg.addMessageListener('PDFJS:Parent:removeEventListener', this);
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this._mmg.addMessageListener('PDFJS:Parent:updateControlState', this);
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// observer to handle shutdown
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Services.obs.addObserver(this, 'quit-application', false);
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}
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},
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uninit: function () {
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if (this._ppmm) {
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this._ppmm.removeMessageListener('PDFJS:Parent:clearUserPref', this);
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this._ppmm.removeMessageListener('PDFJS:Parent:setIntPref', this);
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this._ppmm.removeMessageListener('PDFJS:Parent:setBoolPref', this);
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this._ppmm.removeMessageListener('PDFJS:Parent:setCharPref', this);
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this._ppmm.removeMessageListener('PDFJS:Parent:setStringPref', this);
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this._ppmm.removeMessageListener('PDFJS:Parent:isDefaultHandlerApp',
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this);
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this._mmg.removeMessageListener('PDFJS:Parent:displayWarning', this);
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this._mmg.removeMessageListener('PDFJS:Parent:addEventListener', this);
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this._mmg.removeMessageListener('PDFJS:Parent:removeEventListener', this);
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this._mmg.removeMessageListener('PDFJS:Parent:updateControlState', this);
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Services.obs.removeObserver(this, 'quit-application', false);
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this._mmg = null;
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this._ppmm = null;
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}
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},
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/*
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* Called by the main module when preference changes are picked up
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* in the parent process. Observers don't propagate so we need to
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* instruct the child to refresh its configuration and (possibly)
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* the module's registration.
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*/
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notifyChildOfSettingsChange: function () {
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if (Services.appinfo.processType ===
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Services.appinfo.PROCESS_TYPE_DEFAULT && this._ppmm) {
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// XXX kinda bad, we want to get the parent process mm associated
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// with the content process. _ppmm is currently the global process
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// manager, which means this is going to fire to every child process
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// we have open. Unfortunately I can't find a way to get at that
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// process specific mm from js.
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this._ppmm.broadcastAsyncMessage('PDFJS:Child:refreshSettings', {});
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}
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},
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/*
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* Events
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*/
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observe: function(aSubject, aTopic, aData) {
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if (aTopic === 'quit-application') {
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this.uninit();
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}
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},
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receiveMessage: function (aMsg) {
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switch (aMsg.name) {
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case 'PDFJS:Parent:clearUserPref':
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this._clearUserPref(aMsg.data.name);
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break;
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case 'PDFJS:Parent:setIntPref':
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this._setIntPref(aMsg.data.name, aMsg.data.value);
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break;
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case 'PDFJS:Parent:setBoolPref':
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this._setBoolPref(aMsg.data.name, aMsg.data.value);
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break;
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case 'PDFJS:Parent:setCharPref':
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this._setCharPref(aMsg.data.name, aMsg.data.value);
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break;
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case 'PDFJS:Parent:setStringPref':
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this._setStringPref(aMsg.data.name, aMsg.data.value);
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break;
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case 'PDFJS:Parent:isDefaultHandlerApp':
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return this.isDefaultHandlerApp();
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case 'PDFJS:Parent:displayWarning':
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this._displayWarning(aMsg);
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break;
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case 'PDFJS:Parent:updateControlState':
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return this._updateControlState(aMsg);
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case 'PDFJS:Parent:addEventListener':
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return this._addEventListener(aMsg);
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case 'PDFJS:Parent:removeEventListener':
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return this._removeEventListener(aMsg);
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}
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},
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/*
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* Internal
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*/
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_findbarFromMessage: function(aMsg) {
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let browser = aMsg.target;
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let tabbrowser = browser.getTabBrowser();
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let tab = tabbrowser.getTabForBrowser(browser);
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return tabbrowser.getFindBar(tab);
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},
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_updateControlState: function (aMsg) {
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let data = aMsg.data;
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this._findbarFromMessage(aMsg)
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.updateControlState(data.result, data.findPrevious);
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},
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handleEvent: function(aEvent) {
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// To avoid forwarding the message as a CPOW, create a structured cloneable
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// version of the event for both performance, and ease of usage, reasons.
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let type = aEvent.type;
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let detail = {
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query: aEvent.detail.query,
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caseSensitive: aEvent.detail.caseSensitive,
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highlightAll: aEvent.detail.highlightAll,
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findPrevious: aEvent.detail.findPrevious
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};
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let browser = aEvent.currentTarget.browser;
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if (!this._browsers.has(browser)) {
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throw new Error('FindEventManager was not bound ' +
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'for the current browser.');
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}
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// Only forward the events if the current browser is a registered browser.
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let mm = browser.messageManager;
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mm.sendAsyncMessage('PDFJS:Child:handleEvent',
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{ type: type, detail: detail });
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aEvent.preventDefault();
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},
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_types: ['find',
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'findagain',
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'findhighlightallchange',
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'findcasesensitivitychange'],
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_addEventListener: function (aMsg) {
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let browser = aMsg.target;
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if (this._browsers.has(browser)) {
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throw new Error('FindEventManager was bound 2nd time ' +
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'without unbinding it first.');
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}
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// Since this jsm is global, we need to store all the browsers
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// we have to forward the messages for.
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this._browsers.add(browser);
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// And we need to start listening to find events.
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for (var i = 0; i < this._types.length; i++) {
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var type = this._types[i];
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this._findbarFromMessage(aMsg)
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.addEventListener(type, this, true);
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}
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},
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_removeEventListener: function (aMsg) {
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let browser = aMsg.target;
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if (!this._browsers.has(browser)) {
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throw new Error('FindEventManager was unbound without binding it first.');
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}
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this._browsers.delete(browser);
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// No reason to listen to find events any longer.
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for (var i = 0; i < this._types.length; i++) {
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var type = this._types[i];
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this._findbarFromMessage(aMsg)
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.removeEventListener(type, this, true);
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}
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},
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_ensurePreferenceAllowed: function (aPrefName) {
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let unPrefixedName = aPrefName.split(PREF_PREFIX + '.');
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if (unPrefixedName[0] !== '' ||
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this._allowedPrefNames.indexOf(unPrefixedName[1]) === -1) {
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let msg = '"' + aPrefName + '" ' +
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'can\'t be accessed from content. See PdfjsChromeUtils.';
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throw new Error(msg);
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}
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},
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_clearUserPref: function (aPrefName) {
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this._ensurePreferenceAllowed(aPrefName);
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Services.prefs.clearUserPref(aPrefName);
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},
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_setIntPref: function (aPrefName, aPrefValue) {
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this._ensurePreferenceAllowed(aPrefName);
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Services.prefs.setIntPref(aPrefName, aPrefValue);
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},
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_setBoolPref: function (aPrefName, aPrefValue) {
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this._ensurePreferenceAllowed(aPrefName);
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Services.prefs.setBoolPref(aPrefName, aPrefValue);
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},
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_setCharPref: function (aPrefName, aPrefValue) {
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this._ensurePreferenceAllowed(aPrefName);
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Services.prefs.setCharPref(aPrefName, aPrefValue);
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},
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_setStringPref: function (aPrefName, aPrefValue) {
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this._ensurePreferenceAllowed(aPrefName);
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let str = Cc['@mozilla.org/supports-string;1']
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.createInstance(Ci.nsISupportsString);
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str.data = aPrefValue;
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Services.prefs.setComplexValue(aPrefName, Ci.nsISupportsString, str);
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},
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/*
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* Svc.mime doesn't have profile information in the child, so
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* we bounce this pdfjs enabled configuration check over to the
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* parent.
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*/
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isDefaultHandlerApp: function () {
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var handlerInfo = Svc.mime.getFromTypeAndExtension(PDF_CONTENT_TYPE, 'pdf');
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return (!handlerInfo.alwaysAskBeforeHandling &&
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handlerInfo.preferredAction === Ci.nsIHandlerInfo.handleInternally);
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},
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/*
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* Display a notification warning when the renderer isn't sure
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* a pdf displayed correctly.
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*/
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_displayWarning: function (aMsg) {
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let data = aMsg.data;
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let browser = aMsg.target;
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let tabbrowser = browser.getTabBrowser();
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let notificationBox = tabbrowser.getNotificationBox(browser);
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// Flag so we don't send the message twice, since if the user clicks
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// "open with different viewer" both the button callback and
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// eventCallback will be called.
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let messageSent = false;
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function sendMessage(download) {
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let mm = browser.messageManager;
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mm.sendAsyncMessage('PDFJS:Child:fallbackDownload',
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{ download: download });
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}
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let buttons = [{
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label: data.label,
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accessKey: data.accessKey,
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callback: function() {
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messageSent = true;
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sendMessage(true);
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}
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}];
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notificationBox.appendNotification(data.message, 'pdfjs-fallback', null,
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notificationBox.PRIORITY_INFO_LOW,
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buttons,
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function eventsCallback(eventType) {
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// Currently there is only one event "removed" but if there are any other
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// added in the future we still only care about removed at the moment.
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if (eventType !== 'removed') {
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return;
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}
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// Don't send a response again if we already responded when the button was
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// clicked.
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if (messageSent) {
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return;
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}
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sendMessage(false);
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});
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}
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};
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