gecko-dev/browser/components/preferences/fonts.js

110 строки
5.1 KiB
JavaScript

/* -*- indent-tabs-mode: nil; js-indent-level: 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;
},
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;
},
};