Файл: forsoc.ru/adm/style/tooltip.js
Строк: 203
<?php
/*
javascript for Bubble Tooltips by Alessandro Fulciniti
- http://pro.html.it - http://web-graphics.com
obtained from: http://web-graphics.com/mtarchive/001717.php
phpBB Development Team:
- modified to adhere to our coding guidelines
- integration into our design
- added ability to perform tooltips on select elements
- further adjustements
*/
var head_text, tooltip_mode;
/**
* Enable tooltip replacements for links
*/
function enable_tooltips_link(id, headline, sub_id) {
var links, i, hold;
head_text = headline;
if (!document.getElementById || !document.getElementsByTagName) {
return;
}
hold = document.createElement('span');
hold.id = '_tooltip_container';
hold.setAttribute('id', '_tooltip_container');
hold.style.position = 'absolute';
document.getElementsByTagName('body')[0].appendChild(hold);
if (id === null) {
links = document.getElementsByTagName('a');
} else {
links = document.getElementById(id).getElementsByTagName('a');
}
for (i = 0; i < links.length; i++) {
if (sub_id) {
if (links[i].id.substr(0, sub_id.length) === sub_id) {
prepare(links[i]);
}
} else {
prepare(links[i]);
}
}
tooltip_mode = 'link';
}
/**
* Enable tooltip replacements for selects
*/
function enable_tooltips_select(id, headline, sub_id) {
var links, i, hold;
head_text = headline;
if (!document.getElementById || !document.getElementsByTagName) {
return;
}
hold = document.createElement('span');
hold.id = '_tooltip_container';
hold.setAttribute('id', '_tooltip_container');
hold.style.position = 'absolute';
document.getElementsByTagName('body')[0].appendChild(hold);
if (id === null) {
links = document.getElementsByTagName('option');
} else {
links = document.getElementById(id).getElementsByTagName('option');
}
for (i = 0; i < links.length; i++) {
if (sub_id) {
if (links[i].parentNode.id.substr(0, sub_id.length) === sub_id) {
prepare(links[i]);
}
} else {
prepare(links[i]);
}
}
tooltip_mode = 'select';
}
/**
* Prepare elements to replace
*/
function prepare(element) {
var tooltip, text, desc, title;
text = element.getAttribute('title');
if (text === null || text.length === 0) {
return;
}
element.removeAttribute('title');
tooltip = create_element('span', 'tooltip');
title = create_element('span', 'top');
title.appendChild(document.createTextNode(head_text));
tooltip.appendChild(title);
desc = create_element('span', 'bottom');
desc.innerHTML = text;
tooltip.appendChild(desc);
set_opacity(tooltip);
element.tooltip = tooltip;
element.onmouseover = show_tooltip;
element.onmouseout = hide_tooltip;
if (tooltip_mode === 'link') {
element.onmousemove = locate;
}
}
/**
* Show tooltip
*/
function show_tooltip(e) {
document.getElementById('_tooltip_container').appendChild(this.tooltip);
locate(this);
}
/**
* Hide tooltip
*/
function hide_tooltip(e) {
var d = document.getElementById('_tooltip_container');
if (d.childNodes.length > 0) {
d.removeChild(d.firstChild);
}
}
/**
* Set opacity on tooltip element
*/
function set_opacity(element) {
element.style.filter = 'alpha(opacity:95)';
element.style.KHTMLOpacity = '0.95';
element.style.MozOpacity = '0.95';
element.style.opacity = '0.95';
}
/**
* Create new element
*/
function create_element(tag, c) {
var x = document.createElement(tag);
x.className = c;
x.style.display = 'block';
return x;
}
/**
* Correct positioning of tooltip container
*/
function locate(e) {
var posx = 0;
var posy = 0;
e = e.parentNode;
if (e.offsetParent) {
for (posx = 0, posy = 0; e.offsetParent; e = e.offsetParent) {
posx += e.offsetLeft;
posy += e.offsetTop;
}
} else {
posx = e.offsetLeft;
posy = e.offsetTop;
}
if (tooltip_mode === 'link') {
document.getElementById('_tooltip_container').style.top=(posy+20) + 'px';
document.getElementById('_tooltip_container').style.left=(posx-20) + 'px';
} else {
document.getElementById('_tooltip_container').style.top=(posy+30) + 'px';
document.getElementById('_tooltip_container').style.left=(posx-205) + 'px';
}
/*
if (e == null)
{
e = window.event;
}
if (e.pageX || e.pageY)
{
posx = e.pageX;
posy = e.pageY;
}
else if (e.clientX || e.clientY)
{
if (document.documentElement.scrollTop)
{
posx = e.clientX+document.documentElement.scrollLeft;
posy = e.clientY+document.documentElement.scrollTop;
}
else
{
posx = e.clientX+document.body.scrollLeft;
posy = e.clientY+document.body.scrollTop;
}
}
*/
}
?>