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https://github.com/mozilla/gecko-dev.git
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544 lines
12 KiB
JavaScript
544 lines
12 KiB
JavaScript
//get prefInt services
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var availCharsetList = new Array();
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var activeCharsetList = new Array();
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var availCharsetDict = new Array();
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var ccm = null; //Charset Coverter Mgr.
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var prefInt = null; //Preferences Interface
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var pref_string_title = new String();
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var pref_string_content = new String();
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function Init()
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{
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doSetOKCancel(Save);
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var applicationArea = new String();
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dump("*** pref-charset.js, Init()\n");
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try {
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if (window.arguments && window.arguments[0]) {
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applicationArea = window.arguments[0];
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} else {
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dump("*** no window arguments!\n");
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} //if
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} //try
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catch(ex) {
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dump("*** failed reading arguments\n");
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}
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try
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{
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prefInt = Components.classes["component://netscape/preferences"];
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if (prefInt) {
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prefInt = prefInt.getService();
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prefInt = prefInt.QueryInterface(Components.interfaces.nsIPref);
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if (applicationArea.indexOf("mail") != -1) {
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pref_string_title = "intl.charsetmenu.mailedit";
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} else {
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//default is the browser
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pref_string_title = "intl.charsetmenu.browser.static";
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}
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dump("*** " + pref_string_title + " \n");
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pref_string_content = prefInt.getLocalizedUnicharPref(pref_string_title);
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AddRemoveLatin1('add');
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dump("*** Charset PrefString: " + pref_string_content + "\n");
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}
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}
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catch(ex)
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{
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dump("failed to get prefs services!\n");
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prefInt = null;
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}
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try {
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ccm = Components.classes['component://netscape/charset-converter-manager'];
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if (ccm) {
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ccm = ccm.getService();
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ccm = ccm.QueryInterface(Components.interfaces.nsICharsetConverterManager2);
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availCharsetList = ccm.GetDecoderList();
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availCharsetList = availCharsetList.QueryInterface(Components.interfaces.nsISupportsArray);
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availCharsetList.sort;
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}
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}
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catch(ex)
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{
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dump("failed to get charset mgr. services!\n");
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ccm = null;
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}
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LoadAvailableCharSets();
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LoadActiveCharSets();
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}
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function LoadAvailableCharSets()
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{
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var available_charsets = document.getElementById('available_charsets');
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var available_charsets_treeroot = document.getElementById('available_charsets_root');
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var invisible = new String();
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if (availCharsetList) for (i = 0; i < availCharsetList.Count(); i++) {
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atom = availCharsetList.GetElementAt(i);
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atom = atom.QueryInterface(Components.interfaces.nsIAtom);
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if (atom) {
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str = atom.GetUnicode();
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try {
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tit = ccm.GetCharsetTitle(atom);
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} catch (ex) {
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tit = str; //don't ignore charset detectors without a title
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}
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try {
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visible = ccm.GetCharsetData(atom,'.notForBrowser');
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visible = false;
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} catch (ex) {
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visible = true;
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//dump('Getting invisible for:' + str + ' failed!\n');
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}
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} //atom
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if (str) if (tit) {
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availCharsetDict[i] = new Array(2);
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availCharsetDict[i][0] = tit;
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availCharsetDict[i][1] = str;
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availCharsetDict[i][2] = visible;
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if (tit) {}
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else dump('Not label for :' + str + ', ' + tit+'\n');
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} //str
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} //for
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availCharsetDict.sort();
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if (availCharsetDict) for (i = 0; i < availCharsetDict.length; i++) {
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if (availCharsetDict[i][2]) {
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AddTreeItem(document,
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available_charsets_treeroot,
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availCharsetDict[i][1],
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availCharsetDict[i][0]);
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} //if visible
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} //for
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}
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function GetCharSetTitle(id)
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{
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dump("looking up title for:" + id + "\n");
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if (availCharsetDict) for (j = 0; j < availCharsetDict.length; j++) {
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//dump("ID:" + availCharsetDict[j][1] + " ==> " + availCharsetDict[j][0] + "\n");
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if ( availCharsetDict[j][1] == id) {
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//title =
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dump("found title for:" + id + " ==> " + availCharsetDict[j][0] + "\n");
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return availCharsetDict[j][0];
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}
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}
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return '';
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}
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function GetCharSetVisibility(id)
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{
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dump("looking up visibility for:" + id + "\n");
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if (availCharsetDict) for (j = 0; j < availCharsetDict.length; j++) {
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//dump("ID:" + availCharsetDict[j][1] + " ==> " + availCharsetDict[j][2] + "\n");
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if ( availCharsetDict[j][1] == id) {
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//title =
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dump("found visibility for:" + id + " ==> " + availCharsetDict[j][2] + "\n");
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return availCharsetDict[j][2];
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}
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}
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return false;
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}
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function AddRemoveLatin1(action)
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{
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try {
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arrayOfPrefs = pref_string_content.split(', ');
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}
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catch (ex) {
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dump("failed to split the preference string!\n");
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}
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if (arrayOfPrefs) for (i = 0; i < arrayOfPrefs.length; i++) {
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str = arrayOfPrefs[i];
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if (str == 'ISO-8859-1') {
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if (action == 'remove') {
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arrayOfPrefs[i]=arrayOfPrefs[arrayOfPrefs.length-1];
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arrayOfPrefs.length = arrayOfPrefs.length - 1;
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}
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pref_string_content = arrayOfPrefs.join(', ');
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return;
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}
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} //for
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if (action == 'add') {
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arrayOfPrefs[arrayOfPrefs.length]= 'ISO-8859-1';
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pref_string_content = arrayOfPrefs.join(', ');
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}
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}
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function LoadActiveCharSets()
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{
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var active_charsets = document.getElementById('active_charsets');
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var active_charsets_treeroot = document.getElementById('active_charsets_root');
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var visible;
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try {
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arrayOfPrefs = pref_string_content.split(', ');
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}
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catch (ex) {
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dump("failed to split the preference string!\n");
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}
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if (arrayOfPrefs) for (i = 0; i < arrayOfPrefs.length; i++) {
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str = arrayOfPrefs[i];
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try {
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atom = atom.QueryInterface(Components.interfaces.nsIAtom);
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} catch (ex) {
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dump("failed to load atom interface...\n" );
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}
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try {
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atom.ToString(str); } catch (ex) {
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dump("failed to create an atom from:" + str + "\n" );
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}
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if (atom) {
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try {
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tit = ccm.GetCharsetTitle(NS_NewAtom(str));
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}
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catch (ex) {
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tit = GetCharSetTitle(str);
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visible = GetCharSetVisibility(str);
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if (tit == '') tit = str;
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//if (title != '') tit = title;
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dump("failed to get title for:" + str + "\n" );
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}
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} //atom
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if (str) if (tit) if (visible) {
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dump("Adding Active Charset: " + str + " ==> " + tit + "\n");
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AddTreeItem(document, active_charsets_treeroot, str, tit);
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} //if
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} //for
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}
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function SelectAvailableCharset()
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{
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//Remove the selection in the active charsets list
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var active_charsets = document.getElementById('active_charsets');
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if (active_charsets.selectedItems.length > 0)
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active_charsets.clearItemSelection();
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enable_add_button();
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} //SelectAvailableCharset
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function SelectActiveCharset()
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{
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//Remove the selection in the available charsets list
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var available_charsets = document.getElementById('available_charsets');
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if (available_charsets.selectedItems.length > 0)
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available_charsets.clearItemSelection();
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enable_remove_button();
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} //SelectActiveCharset
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function enable_remove_button()
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{
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var remove_button = document.getElementById('remove_button');
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remove_button.setAttribute('disabled','false');
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}
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function enable_save()
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{
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var save_button = document.getElementById('ok');
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save_button.removeAttribute('disabled');
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}
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function enable_add_button()
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{
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var add_button = document.getElementById('add_button');
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add_button.setAttribute('disabled','false');
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}
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function AddAvailableCharset()
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{
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var active_charsets = document.getElementById('active_charsets');
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var active_charsets_treeroot = document.getElementById('active_charsets_root');
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var available_charsets = document.getElementById('available_charsets');
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for (var nodeIndex=0; nodeIndex < available_charsets.selectedItems.length; nodeIndex++)
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{
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var selItem = available_charsets.selectedItems[nodeIndex];
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var selRow = selItem.firstChild;
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var selCell = selRow.firstChild;
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var charsetname = selCell.getAttribute('value');
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var charsetid = selCell.getAttribute('id');
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var already_active = false;
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for (var item = active_charsets_treeroot.firstChild; item != null; item = item.nextSibling) {
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var row = item.firstChild;
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var cell = row.firstChild;
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var active_charsetid = cell.getAttribute('id');
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if (active_charsetid == charsetid)
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{
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already_active = true;
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break;
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}//if
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}//for
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if (already_active == false) {
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AddTreeItem(document, active_charsets_treeroot, charsetid, charsetname);
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}//if
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}//for
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available_charsets.clearItemSelection();
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enable_save();
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} //AddAvailableCharset
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function RemoveActiveCharset()
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{
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var active_charsets_treeroot = document.getElementById('active_charsets_root');
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var tree = document.getElementById('active_charsets');
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var nextNode = null;
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var numSelected = tree.selectedItems.length;
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var deleted_all = false;
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while (tree.selectedItems.length > 0) {
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var selectedNode = tree.selectedItems[0];
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nextNode = selectedNode.nextSibling;
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if (!nextNode)
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if (selectedNode.previousSibling)
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nextNode = selectedNode.previousSibling;
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var row = selectedNode.firstChild;
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var cell = row.firstChild;
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row.removeChild(cell);
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selectedNode.removeChild(row);
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active_charsets_treeroot.removeChild(selectedNode);
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} //while
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if (nextNode) {
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tree.selectItem(nextNode)
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} else {
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//tree.clearItemSelection();
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}
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enable_save();
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} //RemoveActiveCharset
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function Save()
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{
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// Iterate through the 'active charsets tree to collect the charsets
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// that the user has chosen.
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dump('Entering Save() function.\n');
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var active_charsets = document.getElementById('active_charsets');
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var active_charsets_treeroot = document.getElementById('active_charsets_root');
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var row = null;
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var cell = null;
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var charsetid = new String();
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var num_charsets = 0;
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pref_string_content = '';
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for (var item = active_charsets_treeroot.firstChild; item != null; item = item.nextSibling) {
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row = item.firstChild;
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cell = row.firstChild;
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charsetid = cell.getAttribute('id');
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if (charsetid.length > 1) {
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num_charsets++;
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//separate >1 charsets by commas
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if (num_charsets > 1) {
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pref_string_content = pref_string_content + "," + " " + charsetid;
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} else {
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pref_string_content = charsetid;
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}
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}
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}
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try
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{
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if (prefInt)
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{
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//AddRemoveLatin1('remove');
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prefInt.SetCharPref(pref_string_title, pref_string_content);
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//prefInt.SetCharPref("browser.startup.homepage", pref_string_content);
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//prefInt.CopyCharPref(pref_string_title, pref_string_content);
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//prefInt.SetCharPref("browser.startup.homepage", "www.betak.net");
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confirm_text = document.getElementById('confirm_text');
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dump('intl.charset_menu.static set to ' + pref_string_content + '.\n');
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window.close();
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confirm(confirm_text.getAttribute('value'));
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}
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}
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catch(ex)
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{
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confirm('exception' + ex);
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}
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} //Save
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function MoveUp() {
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var tree = document.getElementById('active_charsets');
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if (tree.selectedItems.length == 1) {
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var selected = tree.selectedItems[0];
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var before = selected.previousSibling
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if (before) {
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before.parentNode.insertBefore(selected, before);
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tree.selectItem(selected);
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tree.ensureElementIsVisible(selected);
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}
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}
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enable_save();
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} //MoveUp
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function MoveDown() {
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var tree = document.getElementById('active_charsets');
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if (tree.selectedItems.length == 1) {
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var selected = tree.selectedItems[0];
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if (selected.nextSibling) {
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if (selected.nextSibling.nextSibling) {
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selected.parentNode.insertBefore(selected, selected.nextSibling.nextSibling);
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}
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else {
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selected.parentNode.appendChild(selected);
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}
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tree.selectItem(selected);
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}
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}
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enable_save();
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} //MoveDown
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function AddTreeItem(doc, treeRoot, ID, UIstring)
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{
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try { //let's beef up our error handling for items without label / title
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// Create a treerow for the new item
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var item = doc.createElement('treeitem');
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var row = doc.createElement('treerow');
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var cell = doc.createElement('treecell');
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// Copy over the attributes
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cell.setAttribute('value', UIstring);
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cell.setAttribute('id', ID);
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// Add it to the tree
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item.appendChild(row);
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row.appendChild(cell);
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treeRoot.appendChild(item);
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dump("*** Added tree item: " + UIstring + "\n");
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} //try
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catch (ex) {
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dump("*** Failed to add item: " + UIstring + "\n");
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} //catch
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}
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