userChrome.js Scripte für den Fuchs (Diskussion)

// reload_userChrome.uc.js
// Applying changes to userChrome.css and userContent.css styles without restarting Firefox
// The file reload_userChrome.txt should be in the same folder with the script

window.__SSi == "window0" && CustomizableUI.createWidget({
id: "Reload_userChrome",
label: "Reload userChrome",
localized: false,
onCreated(btn) {
var u = Services.io.newURI;
var code = Cu.readUTF8URI(u(
u(Components.stack.filename).resolve("reload_userChrome.txt")
)).replace(
'Components.utils.import("resource://gre/modules/Services.jsm", {})',
"Cu.getGlobalForObject(Cu)"
);
var del = function() {
this.previousSibling.remove();
this.remove();
};
(this.onCreated = btn => {
btn.setAttribute("image", "data:image/x-icon;base64,iVBORw0KGgoAAAANSUhEUgAAABAAAAAQCAYAAAAf8/9hAAABPElEQVQ4ja3TsU6UQRQF4G8D7jaS2EqhwMaYSGHnI1BQ+ATaUtqR0BJIDGjhMxhKKgLxEQStDFYmGpTKqC8grMdiZ80w4d/KSW5xM/ece2fuOTQnDMOL8D78DL/CSdgJd0vN7XAeDmrgbHgZRiEdcRk2w2rJ//QmYBxhpfB9wR4+4AaW8RQL1f1S3f151WU7Y1D7tEHYbacSlqqxt1tgAd8PayVOW4KtkpyFfgfBu44/Gc3iUal73eP3dQTYxy3MXOV1IDwIG2GuA/z/T7gZnoWh8Cp8buJTWJ9CMPm3Q1OEc9wBHoRvpWZLAzqt1nWvg2BnsoGw0BKk+GBwDbBfgf9pppfxOrgqz6/GUv6IER7iiWImvMHjHpf1BKvFKBdTzDQqU8zUox0Va86X/E7xxtvwI3wvStwNi+3T/gL+gPNd4cyuEQAAAABJRU5ErkJggg==");
btn.defaultContextId = "toolbar-context-menu";
var win = btn.ownerGlobal;
var wdp = new win.DOMParser();
var parser = class {
parseFromString(...args) {
var doc = wdp.parseFromSafeString(...args);
doc.documentElement.lastChild.appendChild = del;
return doc;
}
}
win.setTimeout(() => new win.Function("DOMParser", code).call(btn, parser), 50);
})(btn);
}
});

// reload_userChrome.txt
// Applying changes to userChrome.css and userContent.css styles without restarting Firefox
// Place in the same folder as the reload_userChrome.uc.js script
// To deactivate the reload function of userContent.css, comment out lines 82-88, edit tooltiptext line 11


var c = msg => Services.console.logStringMessage(String(msg)), i = obj => inspectObject(obj), n = node => inspectDOMNode(node);


(obj => {
this.onclick = obj.click.bind(obj);
this.oncontextmenu = obj.contextmenu.bind(obj);
this.tooltipText = "L: Reload userChrome.css\nR: Reload userContent.css";
})({
async click(e) {
if (e.button == 1) return gShowPopup(self);
if (e.button || !this.chromeSheet) return;
await this.reload(this.chromeSheet);
this.restyle(0);
},
re: /^(?:web.*|file|extension|privilegedabout)$/,
get url() {
delete this.url;
return this.url = `chrome://extensions/content/dummy.x${
parseInt(Services.appinfo.platformVersion) >= 74 ? "htm" : "u"
}l`;
},
async contextmenu(e) {
if (e.ctrlKey || e.shiftKey || e.detail != 1 || !this.contentSheetURL) return;
e.preventDefault();


var count = Services.ppmm.childCount, one = count == 1;
var data = await this.reloadTab(this.url, one ? false : {});
if (one) this.reloadTab();
else if (data) {
var url = "data:," + encodeURIComponent(
self.Help + this.contentSheetURL + '", ' + JSON.stringify(data) + ");"
);
for(var ind = 0; ind < count; ind++) {
var child = Services.ppmm.getChildAt(ind);
var rt = child.remoteType;
rt && this.re.test(rt) && child.loadProcessScript(url, false);
}
}
this.restyle(250);
},
async reload(sheet, obj) {
try {var style = await (await fetch(sheet.href)).text();}
catch (ex) {return obj;}
InspectorUtils.parseStyleSheet(sheet, style);
if (obj) obj[sheet.href] = style;
for(var ind = 0, len = sheet.cssRules.length; ind < len; ind++) {
var rule = sheet.cssRules.item(ind);


rule.type == rule.IMPORT_RULE
&& rule.styleSheet.href.startsWith("file:///")
&& await this.reload(rule.styleSheet, obj);
}
return obj;
},
reloadTab(url, obj) {
var tab = gBrowser.addTab(url, {skipAnimation: true, triggeringPrincipal: document.nodePrincipal});
tab.style.setProperty("display", "none", "important");
return new Promise(resolve => {
var result, stop, destroy = () => {
if (!stop) resolve(result), gBrowser.removeTab(tab), stop = true;
}
setTimeout(destroy, 500);
try {
tab.linkedBrowser.addEventListener("DOMContentLoaded", async e => {
var sheet = this.getSheet(e.target, this.contentSheetURL);
if (sheet) result = await this.reload(sheet, obj);
destroy();
}, {once: true});
} catch(ex) {
destroy();
}
});
},
getSheet(doc, href) {
var sheets = InspectorUtils.getAllStyleSheets(doc);
return sheets.find(sheet => sheet.href == href);
},
get contentSheetURL() {
var file = Services.dirsvc.get("UChrm", Ci.nsIFile);
file.append("userContent.css");
if (!file.exists()) return null;
delete this.contentSheetURL;
return this.contentSheetURL = Services.io.newFileURI(file).spec;
},
get restyle() {
var sss = Cc["@mozilla.org/content/style-sheet-service;1"].getService(Ci.nsIStyleSheetService);
var uri = Services.io.newURI("data:text/css,:root{}"), type = sss.USER_SHEET;
delete this.restyle; return this.restyle = delay => setTimeout(() => {
sss.loadAndRegisterSheet(uri, type);
sss.unregisterSheet(uri, type);
}, delay);
},
get chromeSheet() {
var file = Services.dirsvc.get("UChrm", Ci.nsIFile);
file.append("userChrome.css");
if (!file.exists()) return null;


var href = Services.io.newFileURI(file).spec;
var sheet = this.getSheet(document, href);
if (!sheet) return null;


delete this.chromeSheet; return this.chromeSheet = sheet;
}
});