ZenBrowserMirrors/pdf.js
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Loading PDF.js extension into e10s windows

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This commit is contained in:
Yury Delendik 2014-09-17 16:14:04 -05:00
parent 7ae7fd3d1a
commit 1cda4c7a4b
5 changed files with 148 additions and 16 deletions
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44
extensions/firefox/bootstrap.js vendored
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@ -16,7 +16,8 @@
*/
/* jshint esnext:true */
/* globals Components, Services, dump, XPCOMUtils, PdfStreamConverter,
PdfRedirector, APP_SHUTDOWN, DEFAULT_PREFERENCES */
PdfRedirector, APP_SHUTDOWN, PdfjsChromeUtils, PdfjsContentUtils,
DEFAULT_PREFERENCES */
'use strict';
@ -108,10 +109,10 @@ Factory.prototype = {
}
};
var pdfStreamConverterUrl = null;
var pdfStreamConverterFactory = new Factory();
var pdfRedirectorUrl = null;
var pdfBaseUrl = null;
var pdfRedirectorFactory = new Factory();
var e10sEnabled = false;
// As of Firefox 13 bootstrapped add-ons don't support automatic registering and
// unregistering of resource urls and components/contracts. Until then we do
@ -125,15 +126,20 @@ function startup(aData, aReason) {
var aliasURI = ioService.newURI('content/', 'UTF-8', aData.resourceURI);
resProt.setSubstitution(RESOURCE_NAME, aliasURI);
pdfBaseUrl = aData.resourceURI.spec;
Cu.import(pdfBaseUrl + 'content/PdfjsChromeUtils.jsm');
PdfjsChromeUtils.init();
Cu.import(pdfBaseUrl + 'content/PdfjsContentUtils.jsm');
PdfjsContentUtils.init();
// Load the component and register it.
pdfStreamConverterUrl = aData.resourceURI.spec +
'content/PdfStreamConverter.jsm';
var pdfStreamConverterUrl = pdfBaseUrl + 'content/PdfStreamConverter.jsm';
Cu.import(pdfStreamConverterUrl);
pdfStreamConverterFactory.register(PdfStreamConverter);
if (registerOverlayPreview) {
pdfRedirectorUrl = aData.resourceURI.spec +
'content/PdfRedirector.jsm';
var pdfRedirectorUrl = pdfBaseUrl + 'content/PdfRedirector.jsm';
Cu.import(pdfRedirectorUrl);
pdfRedirectorFactory.register(PdfRedirector);
@ -141,6 +147,14 @@ function startup(aData, aReason) {
'data:application/x-moz-playpreview-pdfjs;,');
}
try {
let globalMM = Cc['@mozilla.org/globalmessagemanager;1']
.getService(Ci.nsIFrameScriptLoader);
globalMM.loadFrameScript('chrome://pdf.js/content/content.js', true);
e10sEnabled = true;
} catch (ex) {
}
initializeDefaultPreferences();
}
@ -148,6 +162,14 @@ function shutdown(aData, aReason) {
if (aReason === APP_SHUTDOWN) {
return;
}
if (e10sEnabled) {
let globalMM = Cc['@mozilla.org/globalmessagemanager;1']
.getService(Ci.nsIMessageBroadcaster);
globalMM.broadcastAsyncMessage('PDFJS:Child:shutdown');
globalMM.removeDelayedFrameScript('chrome://pdf.js/content/content.js');
}
var ioService = Services.io;
var resProt = ioService.getProtocolHandler('resource')
.QueryInterface(Ci.nsIResProtocolHandler);
@ -156,16 +178,22 @@ function shutdown(aData, aReason) {
// Remove the contract/component.
pdfStreamConverterFactory.unregister();
// Unload the converter
var pdfStreamConverterUrl = pdfBaseUrl + 'content/PdfStreamConverter.jsm';
Cu.unload(pdfStreamConverterUrl);
pdfStreamConverterUrl = null;
if (registerOverlayPreview) {
pdfRedirectorFactory.unregister();
var pdfRedirectorUrl = pdfBaseUrl + 'content/PdfRedirector.jsm';
Cu.unload(pdfRedirectorUrl);
pdfRedirectorUrl = null;
Ph.unregisterPlayPreviewMimeType('application/pdf');
}
PdfjsContentUtils.uninit();
Cu.unload(pdfBaseUrl + 'content/PdfjsContentUtils.jsm');
PdfjsChromeUtils.uninit();
Cu.unload(pdfBaseUrl + 'content/PdfjsChromeUtils.jsm');
}
function install(aData, aReason) {