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-rw-r--r--components/preferences/fonts.js144
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+/* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+// browser.display.languageList LOCK ALL when LOCKED
+
+const kDefaultFontType = "font.default.%LANG%";
+const kFontNameFmtSerif = "font.name.serif.%LANG%";
+const kFontNameFmtSansSerif = "font.name.sans-serif.%LANG%";
+const kFontNameFmtMonospace = "font.name.monospace.%LANG%";
+const kFontNameListFmtSerif = "font.name-list.serif.%LANG%";
+const kFontNameListFmtSansSerif = "font.name-list.sans-serif.%LANG%";
+const kFontNameListFmtMonospace = "font.name-list.monospace.%LANG%";
+const kFontSizeFmtVariable = "font.size.variable.%LANG%";
+const kFontSizeFmtFixed = "font.size.fixed.%LANG%";
+const kFontMinSizeFmt = "font.minimum-size.%LANG%";
+
+var gFontsDialog = {
+ _selectLanguageGroup: function (aLanguageGroup)
+ {
+ var prefs = [{ format: kDefaultFontType, type: "string", element: "defaultFontType", fonttype: null},
+ { format: kFontNameFmtSerif, type: "fontname", element: "serif", fonttype: "serif" },
+ { format: kFontNameFmtSansSerif, type: "fontname", element: "sans-serif", fonttype: "sans-serif" },
+ { format: kFontNameFmtMonospace, type: "fontname", element: "monospace", fonttype: "monospace" },
+ { format: kFontNameListFmtSerif, type: "unichar", element: null, fonttype: "serif" },
+ { format: kFontNameListFmtSansSerif, type: "unichar", element: null, fonttype: "sans-serif" },
+ { format: kFontNameListFmtMonospace, type: "unichar", element: null, fonttype: "monospace" },
+ { format: kFontSizeFmtVariable, type: "int", element: "sizeVar", fonttype: null },
+ { format: kFontSizeFmtFixed, type: "int", element: "sizeMono", fonttype: null },
+ { format: kFontMinSizeFmt, type: "int", element: "minSize", fonttype: null }];
+ var preferences = document.getElementById("fontPreferences");
+ for (var i = 0; i < prefs.length; ++i) {
+ var preference = document.getElementById(prefs[i].format.replace(/%LANG%/, aLanguageGroup));
+ if (!preference) {
+ preference = document.createElement("preference");
+ var name = prefs[i].format.replace(/%LANG%/, aLanguageGroup);
+ preference.id = name;
+ preference.setAttribute("name", name);
+ preference.setAttribute("type", prefs[i].type);
+ preferences.appendChild(preference);
+ }
+
+ if (!prefs[i].element)
+ continue;
+
+ var element = document.getElementById(prefs[i].element);
+ if (element) {
+ element.setAttribute("preference", preference.id);
+
+ if (prefs[i].fonttype)
+ FontBuilder.buildFontList(aLanguageGroup, prefs[i].fonttype, element);
+
+ preference.setElementValue(element);
+ }
+ }
+ },
+
+ readFontLanguageGroup: function ()
+ {
+ var languagePref = document.getElementById("font.language.group");
+ this._selectLanguageGroup(languagePref.value);
+ return undefined;
+ },
+
+ readFontSelection: function (aElement)
+ {
+ // Determine the appropriate value to select, for the following cases:
+ // - there is no setting
+ // - the font selected by the user is no longer present (e.g. deleted from
+ // fonts folder)
+ var preference = document.getElementById(aElement.getAttribute("preference"));
+ if (preference.value) {
+ var fontItems = aElement.getElementsByAttribute("value", preference.value);
+
+ // There is a setting that actually is in the list. Respect it.
+ if (fontItems.length > 0)
+ return undefined;
+ }
+
+ var defaultValue = aElement.firstChild.firstChild.getAttribute("value");
+ var languagePref = document.getElementById("font.language.group");
+ preference = document.getElementById("font.name-list." + aElement.id + "." + languagePref.value);
+ if (!preference || !preference.hasUserValue)
+ return defaultValue;
+
+ var fontNames = preference.value.split(",");
+ var stripWhitespace = /^\s*(.*)\s*$/;
+
+ for (var i = 0; i < fontNames.length; ++i) {
+ var fontName = fontNames[i].replace(stripWhitespace, "$1");
+ fontItems = aElement.getElementsByAttribute("value", fontName);
+ if (fontItems.length)
+ break;
+ }
+ if (fontItems.length)
+ return fontItems[0].getAttribute("value");
+ return defaultValue;
+ },
+
+ readUseDocumentFonts: function ()
+ {
+ var preference = document.getElementById("browser.display.use_document_fonts");
+ return preference.value == 1;
+ },
+
+ writeUseDocumentFonts: function ()
+ {
+ var useDocumentFonts = document.getElementById("useDocumentFonts");
+ return useDocumentFonts.checked ? 1 : 0;
+ },
+
+ onBeforeAccept: function ()
+ {
+ // Only care in in-content prefs
+ if (!window.frameElement) {
+ return true;
+ }
+
+ let preferences = document.querySelectorAll("preference[id*='font.minimum-size']");
+ // It would be good if we could avoid touching languages the pref pages won't use, but
+ // unfortunately the language group APIs (deducing language groups from language codes)
+ // are C++ - only. So we just check all the things the user touched:
+ // Don't care about anything up to 24px, or if this value is the same as set previously:
+ preferences = Array.filter(preferences, prefEl => {
+ return prefEl.value > 24 && prefEl.value != prefEl.valueFromPreferences;
+ });
+ if (!preferences.length) {
+ return;
+ }
+
+ let strings = document.getElementById("bundlePreferences");
+ let title = strings.getString("veryLargeMinimumFontTitle");
+ let confirmLabel = strings.getString("acceptVeryLargeMinimumFont");
+ let warningMessage = strings.getString("veryLargeMinimumFontWarning");
+ let {Services} = Components.utils.import("resource://gre/modules/Services.jsm", {});
+ let flags = Services.prompt.BUTTON_POS_1 * Services.prompt.BUTTON_TITLE_CANCEL |
+ Services.prompt.BUTTON_POS_0 * Services.prompt.BUTTON_TITLE_IS_STRING |
+ Services.prompt.BUTTON_POS_1_DEFAULT;
+ let buttonChosen = Services.prompt.confirmEx(window, title, warningMessage, flags, confirmLabel, null, "", "", {});
+ return buttonChosen == 0;
+ },
+};
+