diff options
Diffstat (limited to 'comm/suite/components/pref/content/pref-navigator.js')
| -rw-r--r-- | comm/suite/components/pref/content/pref-navigator.js | 262 |
1 files changed, 262 insertions, 0 deletions
diff --git a/comm/suite/components/pref/content/pref-navigator.js b/comm/suite/components/pref/content/pref-navigator.js new file mode 100644 index 0000000000..5ff271dc2b --- /dev/null +++ b/comm/suite/components/pref/content/pref-navigator.js @@ -0,0 +1,262 @@ +/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* 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/. */ + +const {ShellService} = ChromeUtils.import("resource:///modules/ShellService.jsm"); + +// The contents of this file will be loaded into the scope of the object +// <prefpane id="navigator_pane">! + +// platform integration +const PFINT_NOT_DEFAULT = 0; +const PFINT_DEFAULT = 1; +const PFINT_PENDING = 2; + + +// put "global" definitions here for easy reference +var gDefaultHomePage = ""; +var gHomePagePrefPeak = 0; +var gPreferences = null; + + +// <preferences> access helper methods +function GetHomePagePrefCount() +{ + return document.getElementById("browser.startup.homepage.count").value; +} + +function SetHomePagePrefCount(aCount) +{ + document.getElementById("browser.startup.homepage.count").value = aCount; +} + +function GetHomePagePrefName(aIndex) +{ + var prefname = "browser.startup.homepage"; + if (aIndex > 0) + prefname += "." + aIndex; + return prefname; +} + +function GetHomePagePref(aIndex) +{ + // return the <preference> at aIndex + return document.getElementById(GetHomePagePrefName(aIndex)); +} + +function AddHomePagePref(aIndex) +{ + // create new <preference> for aIndex + var pref = document.createElement("preference"); + var prefname = GetHomePagePrefName(aIndex); + pref.setAttribute("id", prefname); + pref.setAttribute("name", prefname); + pref.setAttribute("type", "wstring"); + gPreferences.appendChild(pref); + return pref; +} + +// homepage group textbox helper methods +function GetHomePageGroup() +{ + return document.getElementById("browserStartupHomepage").value; +} + +function SetHomePageValue(aValue) +{ + document.getElementById("browserStartupHomepage").value = aValue; +} + +// helper methods for reading current page URIs +function GetMostRecentBrowser() +{ + var browserWindow = Services.wm.getMostRecentWindow("navigator:browser"); + return browserWindow && browserWindow.getBrowser(); +} + +function GetCurrentPage() +{ + var tabbrowser = GetMostRecentBrowser(); + return tabbrowser && tabbrowser.currentURI.spec || ""; // ensure string +} + +function GetCurrentGroup() +{ + var uris = []; + var tabbrowser = GetMostRecentBrowser(); + if (tabbrowser) + { + var browsers = tabbrowser.browsers; + var browsersLen = browsers.length; + for (var i = 0; i < browsersLen; ++i) + uris[i] = browsers[i].currentURI.spec; + } + return uris.join("\n"); +} + +// synchronize button states with current input +function CanonifyURLList(aList) +{ + return (aList + "\n").replace(/\n+/g, "\n"); +} + +function UpdateHomePageButtons() +{ + var homePageGroup = CanonifyURLList(GetHomePageGroup()); + var currentPage = CanonifyURLList(GetCurrentPage()); + var currentGroup = CanonifyURLList(GetCurrentGroup()); + + // disable "current page" button if current page is already the homepage + var currentPageButton = document.getElementById("browserUseCurrent"); + currentPageButton.disabled = (homePageGroup == currentPage) || + (currentPage == "\n"); + + // disable "current group" button if current group already set or no group + var currentGroupButton = document.getElementById("browserUseCurrentGroup"); + currentGroupButton.disabled = (homePageGroup == currentGroup) || + (currentGroup == currentPage); + + // disable "restore" button if homepage hasn't changed + var restoreButton = document.getElementById("browserUseDefault"); + restoreButton.disabled = (homePageGroup == gDefaultHomePage); +} + +function UpdateHomePagePrefs() +{ + // update the list of <preference>s to the current settings + var newCount = 1; // current number of homepages + var homePageGroup = CanonifyURLList(GetHomePageGroup()).split("\n"); + GetHomePagePref(0).value = "about:blank"; // in case it's empty + if (homePageGroup[0]) + { + // we have at least one homepage + // (the last index is always empty due to canonification) + newCount = homePageGroup.length - 1 + for (var i = 0; i < newCount; ++i) + { + var pref = GetHomePagePref(i) || AddHomePagePref(i); + pref.value = homePageGroup[i]; + } + } + + // work around bug 410562: + // reset unneeded preferences on dialogaccept only + + // update pref count watermark before setting new number of homepages + var alreadyRequested = (gHomePagePrefPeak > 0); + var oldCount = GetHomePagePrefCount(); + if (gHomePagePrefPeak < oldCount) + gHomePagePrefPeak = oldCount; + SetHomePagePrefCount(newCount); + + var needCleanup = (newCount < gHomePagePrefPeak); + if (document.documentElement.instantApply) + { + // throw away unneeded preferences now + if (needCleanup) + HomePagePrefCleanup(); + } + else if (needCleanup != alreadyRequested) + { + // cleanup necessity changed + if (needCleanup) + { + // register OK handler for the capturing phase + window.addEventListener("dialogaccept", this.HomePagePrefCleanup, true); + } + else + { + // no cleanup necessary, remove OK handler + window.removeEventListener("dialogaccept", this.HomePagePrefCleanup, true); + } + } +} + +function HomePagePrefCleanup() +{ + // remove the old user prefs values that we didn't overwrite + var count = GetHomePagePrefCount(); + for (var j = count; j < gHomePagePrefPeak; ++j) + { + // clear <preference> + var pref = GetHomePagePref(j); + pref.valueFromPreferences = undefined; + pref.remove(); + } + gHomePagePrefPeak = 0; // cleanup done +} + +function UpdateHomePageListFromInput() +{ + UpdateHomePagePrefs(); + UpdateHomePageButtons(); +} + +function UpdateHomePageList(aSingleURL) +{ + // write single URL into input box and set it as the list of homepages + SetHomePageValue(aSingleURL); + UpdateHomePageListFromInput(); +} + +function SelectFile() +{ + let fp = Cc["@mozilla.org/filepicker;1"] + .createInstance(Ci.nsIFilePicker); + let title = document.getElementById("bundle_prefutilities") + .getString("choosehomepage"); + fp.init(window, title, Ci.nsIFilePicker.modeOpen); + fp.appendFilters(Ci.nsIFilePicker.filterAll | + Ci.nsIFilePicker.filterText | + Ci.nsIFilePicker.filterXML | + Ci.nsIFilePicker.filterHTML | + Ci.nsIFilePicker.filterImages); + + fp.open(rv => { + if (rv == Ci.nsIFilePicker.returnOK && fp.fileURL.spec && + fp.fileURL.spec.length > 0) { + UpdateHomePageList(fp.fileURL.spec); + } + }); +} + +function SetHomePageToCurrentPage() +{ + UpdateHomePageList(GetCurrentPage()); +} + +function SetHomePageToCurrentGroup() +{ + UpdateHomePageList(GetCurrentGroup()); +} + +function SetHomePageToDefaultPage() +{ + UpdateHomePageList(gDefaultHomePage); +} + +function Startup() +{ + // homepage groups can have an arbitrary number of <preference>s, + // except for the default (0), thus we create them manually here + gPreferences = document.getElementById("navigator_preferences"); + var count = GetHomePagePrefCount(); + var homePageGroup = GetHomePagePref(0).value + "\n"; + for (var i = 1; i < count; ++i) + homePageGroup += AddHomePagePref(i).value + "\n"; + gDefaultHomePage = CanonifyURLList(GetHomePagePref(0).defaultValue); + SetHomePageValue(homePageGroup); + UpdateHomePageButtons(); +} + +function SwitchPage(aIndex) +{ + document.getElementById("behaviourDeck").selectedIndex = aIndex; +} + +function WriteConcurrentTabs() +{ + var val = document.getElementById("maxConcurrentTabsGroup").value; + return val > 0 ? document.getElementById("maxConcurrentTabs").value : val; +} |