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Code Issues Releases Wiki Activity

Firefox: partial vAPI.tabs implementation

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Deathamns 2014-12-02 08:35:25 +01:00 committed by gorhill
parent 3b5826fe75
commit ac201e2f8e
1 changed files with 72 additions and 73 deletions
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145
platform/firefox/frameScript.js
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@ -4,96 +4,95 @@
'use strict';
let
appName = 'ublock',
contentBaseURI = 'chrome://' + appName + '/content/js/',
listeners = {},
_addMessageListener = function(id, fn) {
_removeMessageListener(id);
listeners[id] = function(msg) {
fn(msg.data);
};
addMessageListener(id, listeners[id]);
},
_removeMessageListener = function(id) {
if (listeners[id]) {
removeMessageListener(id, listeners[id]);
}
let appName = 'ublock';
let contentBaseURI = 'chrome://' + appName + '/content/js/';
let listeners = {};
delete listeners[id];
};
let _addMessageListener = function(id, fn) {
_removeMessageListener(id);
listeners[id] = function(msg) {
fn(msg.data);
};
addMessageListener(id, listeners[id]);
};
let _removeMessageListener = function(id) {
if (listeners[id]) {
removeMessageListener(id, listeners[id]);
}
delete listeners[id];
};
addMessageListener('µBlock:broadcast', function(msg) {
for (var id in listeners) {
listeners[id](msg);
}
for (let id in listeners) {
listeners[id](msg);
}
});
var observer = {
unload: function(e) {
Services.obs.removeObserver(observer, 'content-document-global-created');
observer = listeners = null;
},
onDOMReady: function(e) {
var win = e.target.defaultView;
let initContext = function(win, sandbox) {
if (sandbox) {
win = Components.utils.Sandbox([win], {
sandboxPrototype: win,
wantComponents: false,
wantXHRConstructor: false
});
}
if (win.location.protocol === 'chrome:' && win.location.host === appName) {
win.sendAsyncMessage = sendAsyncMessage;
win.addMessageListener = _addMessageListener;
win.removeMessageListener = _removeMessageListener;
}
},
observe: function(win) {
if (!win || win.top !== content) {
return;
}
win.sendAsyncMessage = sendAsyncMessage;
win.addMessageListener = _addMessageListener;
win.removeMessageListener = _removeMessageListener;
// baseURI is more reliable
var location = Services.io.newURI(
win.location.protocol === 'data:' ? 'data:text/plain,' : win.document.baseURI,
null,
null
);
return win;
};
if (!(win.document instanceof win.HTMLDocument
&& (/^https?$/.test(location.scheme)))) {
return;
}
let observer = {
observe: function(win) {
if (!win || win.top !== content) {
return;
}
win = Components.utils.Sandbox([win], {
sandboxPrototype: win,
wantComponents: false,
wantXHRConstructor: false
});
if (!(win.document instanceof win.HTMLDocument
&& (/^https?:$/.test(win.location.protocol)))) {
return;
}
win.sendAsyncMessage = sendAsyncMessage;
win.addMessageListener = _addMessageListener;
win.removeMessageListener = _removeMessageListener;
let lss = Services.scriptloader.loadSubScript;
win = initContext(win, true);
var lss = Services.scriptloader.loadSubScript;
lss(contentBaseURI + 'vapi-client.js', win);
lss(contentBaseURI + 'contentscript-start.js', win);
lss(contentBaseURI + 'vapi-client.js', win);
lss(contentBaseURI + 'contentscript-start.js', win);
if (win.document.readyState === 'loading') {
let docReady = function(e) {
this.removeEventListener(e.type, docReady, true);
lss(contentBaseURI + 'contentscript-end.js', win);
};
if (win.document.readyState === 'loading') {
let docReady = function(e) {
this.removeEventListener(e.type, docReady, true);
lss(contentBaseURI + 'contentscript-end.js', win);
};
win.document.addEventListener('DOMContentLoaded', docReady, true);
}
else {
lss(contentBaseURI + 'contentscript-end.js', win);
}
}
win.document.addEventListener('DOMContentLoaded', docReady, true);
}
else {
lss(contentBaseURI + 'contentscript-end.js', win);
}
}
};
Services.obs.addObserver(observer, 'content-document-global-created', false);
addEventListener('unload', observer.unload, false);
let DOMReady = function(e) {
let win = e.target.defaultView;
// for the Options page
addEventListener('DOMContentLoaded', observer.onDOMReady, true);
// inject the message handlers for the options page
if (win.location.protocol === 'chrome:' && win.location.host === appName) {
initContext(win);
}
};
addEventListener('DOMContentLoaded', DOMReady, true);
addEventListener('unload', function() {
Services.obs.removeObserver(observer, 'content-document-global-created');
observer = listeners = null;
}, false);
})();