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author | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 03:32:58 -0500 |
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committer | Matt A. Tobin <email@mattatobin.com> | 2018-02-02 03:32:58 -0500 |
commit | e72ef92b5bdc43cd2584198e2e54e951b70299e8 (patch) | |
tree | 01ceb4a897c33eca9e7ccf2bc3aefbe530169fe5 /application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm | |
parent | 0d19b77d3eaa5b8d837bf52c19759e68e42a1c4c (diff) | |
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Add Basilisk
Diffstat (limited to 'application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm')
-rw-r--r-- | application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm | 149 |
1 files changed, 149 insertions, 0 deletions
diff --git a/application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm b/application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm new file mode 100644 index 000000000..4318fbfdf --- /dev/null +++ b/application/basilisk/extensions/pdfjs/content/PdfjsContentUtils.jsm @@ -0,0 +1,149 @@ +/* Copyright 2012 Mozilla Foundation + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ +/* globals Components, Services, XPCOMUtils */ + +'use strict'; + +var EXPORTED_SYMBOLS = ['PdfjsContentUtils']; + +const Cc = Components.classes; +const Ci = Components.interfaces; +const Cr = Components.results; +const Cu = Components.utils; + +Cu.import('resource://gre/modules/XPCOMUtils.jsm'); +Cu.import('resource://gre/modules/Services.jsm'); + +var PdfjsContentUtils = { + _mm: null, + + /* + * Public API + */ + + get isRemote() { + return (Services.appinfo.processType === + Services.appinfo.PROCESS_TYPE_CONTENT); + }, + + init: function () { + // child *process* mm, or when loaded into the parent for in-content + // support the psuedo child process mm 'child PPMM'. + if (!this._mm) { + this._mm = Cc['@mozilla.org/childprocessmessagemanager;1']. + getService(Ci.nsISyncMessageSender); + this._mm.addMessageListener('PDFJS:Child:refreshSettings', this); + Services.obs.addObserver(this, 'quit-application', false); + } + }, + + uninit: function () { + if (this._mm) { + this._mm.removeMessageListener('PDFJS:Child:refreshSettings', this); + Services.obs.removeObserver(this, 'quit-application'); + } + this._mm = null; + }, + + /* + * prefs utilities - the child does not have write access to prefs. + * note, the pref names here are cross-checked against a list of + * approved pdfjs prefs in chrome utils. + */ + + clearUserPref: function (aPrefName) { + this._mm.sendSyncMessage('PDFJS:Parent:clearUserPref', { + name: aPrefName + }); + }, + + setIntPref: function (aPrefName, aPrefValue) { + this._mm.sendSyncMessage('PDFJS:Parent:setIntPref', { + name: aPrefName, + value: aPrefValue + }); + }, + + setBoolPref: function (aPrefName, aPrefValue) { + this._mm.sendSyncMessage('PDFJS:Parent:setBoolPref', { + name: aPrefName, + value: aPrefValue + }); + }, + + setCharPref: function (aPrefName, aPrefValue) { + this._mm.sendSyncMessage('PDFJS:Parent:setCharPref', { + name: aPrefName, + value: aPrefValue + }); + }, + + setStringPref: function (aPrefName, aPrefValue) { + this._mm.sendSyncMessage('PDFJS:Parent:setStringPref', { + name: aPrefName, + value: aPrefValue + }); + }, + + /* + * Forwards default app query to the parent where we check various + * handler app settings only available in the parent process. + */ + isDefaultHandlerApp: function () { + return this._mm.sendSyncMessage('PDFJS:Parent:isDefaultHandlerApp')[0]; + }, + + /* + * Request the display of a notification warning in the associated window + * when the renderer isn't sure a pdf displayed correctly. + */ + displayWarning: function (aWindow, aMessage, aLabel, accessKey) { + // the child's dom frame mm associated with the window. + let winmm = aWindow.QueryInterface(Ci.nsIInterfaceRequestor) + .getInterface(Ci.nsIDocShell) + .QueryInterface(Ci.nsIInterfaceRequestor) + .getInterface(Ci.nsIContentFrameMessageManager); + winmm.sendAsyncMessage('PDFJS:Parent:displayWarning', { + message: aMessage, + label: aLabel, + accessKey: accessKey + }); + }, + + /* + * Events + */ + + observe: function(aSubject, aTopic, aData) { + if (aTopic === 'quit-application') { + this.uninit(); + } + }, + + receiveMessage: function (aMsg) { + switch (aMsg.name) { + case 'PDFJS:Child:refreshSettings': + // Only react to this if we are remote. + if (Services.appinfo.processType === + Services.appinfo.PROCESS_TYPE_CONTENT) { + let jsm = 'resource://pdf.js/PdfJs.jsm'; + let pdfjs = Components.utils.import(jsm, {}).PdfJs; + pdfjs.updateRegistration(); + } + break; + } + } +}; + |