308 lines
8.7 KiB
JavaScript
308 lines
8.7 KiB
JavaScript
//
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// MoinMoin commonly used JavaScript functions
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//
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// We keep here the state of the search box
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searchIsDisabled = false;
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function searchChange(e) {
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// Update search buttons status according to search box content.
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// Ignore empty or whitespace search term.
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var value = e.value.replace(/\s+/, '');
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if (value == '' || searchIsDisabled) {
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searchSetDisabled(true);
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} else {
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searchSetDisabled(false);
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}
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}
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function searchSetDisabled(flag) {
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// Enable or disable search
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document.getElementById('fullsearch').disabled = flag;
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document.getElementById('titlesearch').disabled = flag;
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}
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function searchFocus(e) {
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// Update search input content on focus
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if (e.value == search_hint) {
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e.value = '';
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e.className = '';
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searchIsDisabled = false;
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}
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}
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function searchBlur(e) {
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// Update search input content on blur
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if (e.value == '') {
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e.value = search_hint;
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e.className = 'disabled';
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searchIsDisabled = true;
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}
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}
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function actionsMenuInit(title) {
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// Initialize action menu
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for (i = 0; i < document.forms.length; i++) {
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var form = document.forms[i];
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if (form.className == 'actionsmenu') {
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// Check if this form needs update
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var div = form.getElementsByTagName('div')[0];
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var label = div.getElementsByTagName('label')[0];
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if (label) {
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// This is the first time: remove label and do buton.
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div.removeChild(label);
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var dobutton = div.getElementsByTagName('input')[0];
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div.removeChild(dobutton);
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// and add menu title
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var select = div.getElementsByTagName('select')[0];
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var item = document.createElement('option');
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item.appendChild(document.createTextNode(title));
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item.value = 'show';
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select.insertBefore(item, select.options[0]);
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select.selectedIndex = 0;
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}
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}
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}
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}
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// use this instead of assigning to window.onload directly:
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function addLoadEvent(func) {
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// alert("addLoadEvent " + func)
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var oldonload = window.onload;
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if (typeof window.onload != 'function') {
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window.onload = func;
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} else {
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window.onload = function() {
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oldonload();
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func();
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}
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}
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}
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function can_use_gui_editor() {
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var sAgent = navigator.userAgent.toLowerCase() ;
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// Internet Explorer
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if ( sAgent.indexOf("msie") != -1 && sAgent.indexOf("mac") == -1 && sAgent.indexOf("opera") == -1 )
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{
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var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ;
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return ( sBrowserVersion >= 5.5 ) ;
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}
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// Gecko
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if ( navigator.product == "Gecko" && navigator.productSub >= 20030210 )
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return true ;
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// Opera
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if ( this.EnableOpera )
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{
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var aMatch = sAgent.match( /^opera\/(\d+\.\d+)/ ) ;
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if ( aMatch && aMatch[1] >= 9.0 )
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return true ;
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}
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// Safari
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if ( this.EnableSafari && sAgent.indexOf( 'safari' ) != -1 )
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return ( sAgent.match( /safari\/(\d+)/ )[1] >= 312 ) ; // Build must be at least 312 (1.3)
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return false ;
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}
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function update_edit_links() {
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// Update editlink according if if the browser is compatible
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if (can_use_gui_editor() == false){
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//alert("update_edit_links: can't use gui editor");
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return;
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}
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var editlinks = document.getElementsByName("editlink");
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for (i = 0; i < editlinks.length; i++) {
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var link = editlinks[i];
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href = link.href.replace('editor=textonly','editor=guipossible');
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link.href = href;
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//alert("update_edit_links: modified to guipossible");
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}
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}
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function add_gui_editor_links() {
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// Add gui editor link after the text editor link
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// If the variable is not set or browser is not compatible, exit
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try {gui_editor_link_href}
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catch (e) {
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//alert("add_gui_editor_links: gui_editor_link_href not here");
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return
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}
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if (can_use_gui_editor() == false){
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//alert("add_gui_editor_links: can't use gui_editor");
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return;
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}
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var all = document.getElementsByName('texteditlink');
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for (i = 0; i < all.length; i++) {
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var textEditorLink = all[i];
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// Create a list item with a link
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var guiEditorLink = document.createElement('a');
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guiEditorLink.href = gui_editor_link_href;
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var text = document.createTextNode(gui_editor_link_text);
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guiEditorLink.appendChild(text);
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var listItem = document.createElement('li')
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listItem.appendChild(guiEditorLink);
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// Insert in the editbar
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var editbar = textEditorLink.parentNode.parentNode
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var nextListItem = textEditorLink.parentNode.nextSibling;
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editbar.insertBefore(listItem, nextListItem);
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//alert("add_gui_editor_links: added gui editor link");
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}
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}
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function show_switch2gui() {
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// Show switch to gui editor link if the browser is compatible
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if (can_use_gui_editor() == false) return;
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var switch2gui = document.getElementById('switch2gui')
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if (switch2gui) {
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switch2gui.style.display = 'inline';
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}
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}
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function toggleComments() {
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// Toggle visibility of every tag with class == *comment*
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var all = document.getElementsByTagName('*');
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for (i = 0; i < all.length; i++){
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el = all[i];
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if ( el.className.indexOf('comment') >= 0 ){
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if ( el.style.display != 'none' ) {
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el.style.display = 'none';
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} else {
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el.style.display = '';
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}
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}
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}
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}
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function show_toggleComments() {
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// Show edit bar item "ToggleComments" if inline comments exist on this page
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var all = document.getElementsByTagName('*');
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var count = 0;
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for (i = 0; i < all.length; i++){
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el = all[i];
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if ( el.className.indexOf('comment') >= 0 ){
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count++;
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}
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}
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if (count > 0) {
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for (i = 0; i < all.length; i++){
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el = all[i];
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if ( el.className == 'toggleCommentsButton' ){
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el.style.display = 'inline';
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}
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}
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}
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}
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function load() {
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// Do not name this "onload", it does not work with IE :-)
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// TODO: create separate onload for each type of view and set the
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// correct function name in the html.
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// e.g <body onlod='editor_onload()'>
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// login focus
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if (document.forms['loginform']) {
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document.forms['loginform'].elements['name'].focus();
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}
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// Page view stuff
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update_edit_links();
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add_gui_editor_links();
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// Editor stuff
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show_switch2gui();
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// Enable menu item "ToggleComments" if inline comments exist
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show_toggleComments();
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// data browser widget
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dbw_hide_buttons();
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}
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function before_unload(evt) {
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// TODO: Better to set this in the editor html, as it does not make
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// sense elsehwere.
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// confirmleaving is available when editing
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try {return confirmleaving();}
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catch (e) {}
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}
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// Initialize after loading the page
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addLoadEvent(load)
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// Catch before unloading the page
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window.onbeforeunload = before_unload
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function dbw_update_search(dbw_id)
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{
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var table = document.getElementById(dbw_id+'table');
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var cell;
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var shown;
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var i
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var cols = table.rows[0].cells.length;
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var filter = new Array();
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var dofilter = new Array();
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var form = document.forms[dbw_id+'form'];
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for (i = 0; i < cols; i++) {
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dofilter[i] = false;
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if (form[dbw_id+'filter'+i]) {
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dofilter[i] = true;
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filter[i] = form[dbw_id+'filter'+i].value;
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if (filter[i] == '[all]')
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dofilter[i] = false;
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if (filter[i] == '[empty]')
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filter[i] = '';
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}
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}
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for (i = 1; i < table.rows.length; i++) {
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var show = true;
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for (col = 0; col < cols; col++) {
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if (!dofilter[col])
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continue;
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cell = table.rows[i].cells[col];
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if (filter[col] == '[notempty]') {
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if (cell.abbr == '') {
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show = false;
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break;
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}
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} else if (filter[col] != cell.abbr) {
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show = false;
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break;
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}
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}
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if (show)
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table.rows[i].style.display = '';
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else
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table.rows[i].style.display = 'none';
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}
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}
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function dbw_hide_buttons() {
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var form;
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var elem;
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for (var fidx = 0; fidx < document.forms.length; fidx++) {
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form = document.forms[fidx];
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for (var eidx = 0; eidx < form.elements.length; eidx++) {
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elem = form.elements[eidx];
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name = elem.name;
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if (name.substr(0,4) == 'dbw.' && name.substr(-7) == '.submit')
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elem.style.display = 'none';
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}
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}
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}
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