mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
90 lines
3.3 KiB
JavaScript
90 lines
3.3 KiB
JavaScript
// -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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var FontBuilder = {
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_enumerator: null,
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get enumerator ()
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{
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if (!this._enumerator) {
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this._enumerator = Components.classes["@mozilla.org/gfx/fontenumerator;1"]
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.createInstance(Components.interfaces.nsIFontEnumerator);
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}
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return this._enumerator;
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},
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_allFonts: null,
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buildFontList: function (aLanguage, aFontType, aMenuList)
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{
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// Reset the list
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while (aMenuList.hasChildNodes())
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aMenuList.removeChild(aMenuList.firstChild);
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var defaultFont = null;
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// Load Font Lists
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var fonts = this.enumerator.EnumerateFonts(aLanguage, aFontType, { } );
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if (fonts.length > 0)
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defaultFont = this.enumerator.getDefaultFont(aLanguage, aFontType);
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else {
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fonts = this.enumerator.EnumerateFonts(aLanguage, "", { });
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if (fonts.length > 0)
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defaultFont = this.enumerator.getDefaultFont(aLanguage, "");
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}
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if (!this._allFonts)
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this._allFonts = this.enumerator.EnumerateAllFonts({});
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// Build the UI for the Default Font and Fonts for this CSS type.
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var popup = document.createElement("menupopup");
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var separator;
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if (fonts.length > 0) {
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if (defaultFont) {
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var bundlePreferences = document.getElementById("bundlePreferences");
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var label = bundlePreferences.getFormattedString("labelDefaultFont", [defaultFont]);
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var menuitem = document.createElement("menuitem");
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menuitem.setAttribute("label", label);
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menuitem.setAttribute("value", ""); // Default Font has a blank value
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popup.appendChild(menuitem);
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separator = document.createElement("menuseparator");
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popup.appendChild(separator);
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}
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for (var i = 0; i < fonts.length; ++i) {
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menuitem = document.createElement("menuitem");
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menuitem.setAttribute("value", fonts[i]);
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menuitem.setAttribute("label", fonts[i]);
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popup.appendChild(menuitem);
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}
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}
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// Build the UI for the remaining fonts.
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if (this._allFonts.length > fonts.length) {
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// Both lists are sorted, and the Fonts-By-Type list is a subset of the
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// All-Fonts list, so walk both lists side-by-side, skipping values we've
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// already created menu items for.
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var builtItem = separator ? separator.nextSibling : popup.firstChild;
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var builtItemValue = builtItem ? builtItem.getAttribute("value") : null;
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separator = document.createElement("menuseparator");
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popup.appendChild(separator);
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for (i = 0; i < this._allFonts.length; ++i) {
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if (this._allFonts[i] != builtItemValue) {
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menuitem = document.createElement("menuitem");
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menuitem.setAttribute("value", this._allFonts[i]);
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menuitem.setAttribute("label", this._allFonts[i]);
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popup.appendChild(menuitem);
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}
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else {
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builtItem = builtItem.nextSibling;
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builtItemValue = builtItem ? builtItem.getAttribute("value") : null;
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}
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}
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}
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aMenuList.appendChild(popup);
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}
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};
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