User talk:Zocky/PicturePopups.js
//
// Picture Popups for Mediawiki
// (c)2005 [[User:Zocky]]
// Released under GPL
importStylesheetURI('http://en.wikipedia.org/w/index.php?action=raw&ctype=text/css&title=User%3AZocky%2FPicturePopups.css');
if(wgSkin=='vector') {
importScript('User:Zocky/PicturePopupsVector.js');
} else {
document.addEventListener('click',firstClick,true);
//Handle clicks on document until content is loaded
function firstClick(e)
{
var c=document.getElementById('content')||document.getElementById('article');
if (c) {
c.addEventListener('click',imageClick,false);
document.removeEventListener('click',firstClick,true); }
}
//Handle clicks on images
function imageClick(e)
{
if (!e.ctrlKey && !e.shiftKey && !e.metaKey && e.target.tagName=='IMG')
{
var t=e.target;
var caption=t.getAttribute('alt');
while (t.tagName!='A' && t.parentNode) { t=t.parentNode; }
if(!t) return;
var realurl = t.href;
var pictitle = decodeURIComponent(realurl.match(/\/wiki\/File:(.*)$/)[1].replace(/_/g," "));
if (caption!='Enlarge')
{
try
{
var captiondiv=t.nextSibling.nextSibling;
if (captiondiv.getAttribute('class')=='thumbcaption') {caption=captiondiv.innerHTML}
}
catch (er){}
x=Math.round(Math.random()*200);
y=Math.round(Math.random()*200);
var note_content_div=new_note(x, y, '[<a href="'+realurl+'"> > </a>] '+pictitle, '<blink><small><i>loading...</i></small></blink>',caption);
note_content_div.addEventListener('click',noteContentClick,true);
var cbSuccess=function(x,c)
{
note_content_div.innerHTML='';
note_content_div.appendChild(findDescendantById(c,'file')) || (note_content_div.innerHTML="Failed. <a>retry</a>");
try { note_content_div.appendChild(findDescendantById(c,'imageLicense')); } catch(er) {};
return true;
}
var cbFailure=function(x,c)
{
note_content_div.innerHTML==x.statusText;
return true;
}
loadText(realurl,cbSuccess,cbFailure);
}
else
{
var img = t.parentNode.parentNode.parentNode.firstChild.firstChild;
if (img.hasAttribute('thumbwidth'))
{
var dummy=img.getAttribute('thumbwidth')
img.setAttribute('thumbwidth',img.width);
img.width=dummy;
img.parentNode.parentNode.style.width=(img.width+2) + "px";
var dummy=img.getAttribute('thumbheight')
img.setAttribute('thumbheight',img.height);
img.height=dummy;
}
else
{
img.setAttribute('thumbwidth',img.width);
img.setAttribute('thumbheight',img.height);
var cbSuccess=function(x,c)
{
var dummy=findDescendantById(c,'file');
if (dummy.firstChild.tagName=='IMG')
{
img.src=dummy.firstChild.src;
img.width=dummy.firstChild.width;
img.height=dummy.firstChild.height;
}
else
{
img.width=dummy.firstChild.firstChild.width;
img.height=dummy.firstChild.firstChild.height;
img.src=dummy.firstChild.firstChild.src;
}
img.parentNode.parentNode.style.width=(img.width+2) + "px";
return true;
}
var cbFailure=function(x,c)
{
return true;
}
loadText(realurl,cbSuccess,cbFailure);
}
}
e.preventDefault();
}
}
//Stop popup images from linking to hi-res pages
function noteContentClick(e)
{
e.target.tagName=='IMG' && e.preventDefault() ;
}
//NOTES
var note_top=100;
var active_note;
var note_back='globalWrapper';
function note_icons(n)
{
return '<nobr>[<a onclick="toggle_note(\''+n+'\')"> - </a>] '
+ '[<a onclick="close_note(\''+n+'\')"> x </a>]</nobr>';
}
function new_note(x,y,title,content,caption)
{
var note_container=document.getElementById(note_back)
note_top++;
var note = document.createElement("div");
note.id = "note_" + note_top;
note.setAttribute('class', "imagenote");
note.setAttribute('minimized', "0");
x>0 && (note.style.left = x + "px") || (note.style.right = -x + "px");
y>0 && (note.style.top = y + "px") || (note.style.bottom = -y + "px");
note.style.zIndex=note_top;
note.innerHTML = '<table><tr class="imagenotetitlebar">'
+ '<td class="imagenotetitle" id="'+note.id+'_title"><span>' + title + '</span></td>'
+ '<td class="imagenoteicons" id="'+note.id+'_icons" align="right">' + note_icons(note.id) + '</td></tr>'
+ '<tr><td class="imagenotecontent" id="'+note.id+'_content" colspan="2">'+content+'</td></tr>'
+ '<tr><td class="imagenotecaption" id="'+note.id+'_caption" colspan="2">'+caption+'</td></tr></table>';
note_container.appendChild(note);
note.addEventListener("mousedown", pick_note, true);
note.addEventListener("click", click_note, true);
active_note=note;
return document.getElementById(note.id+'_content');
}
function close_note(n)
{
var note_container=document.getElementById(note_back);
note_container.removeChild(document.getElementById(n));
}
function toggle_note(n)
{
var note=document.getElementById(n);
note.setAttribute('minimized', 1-note.getAttribute('minimized'));
}
var note_dragging;
function pick_note(e)
{
active_note=e.currentTarget;
note_top++;
active_note.style.zIndex = note_top;
mouse_x = e.clientX; mouse_y = e.clientY;
active_note_top = parseInt(active_note.style.top); active_note_left = parseInt(active_note.style.left);
document.addEventListener("mousemove", drag_note, false);
document.addEventListener("mouseup", drop_note, false);
e.preventDefault();
note_dragging=false;
}
function drag_note(e)
{
var x = e.clientX;
var y = e.clientY;
active_note.style.top = (y - mouse_y + active_note_top) + "px"; active_note.style.left = (x - mouse_x + active_note_left) + "px";
note_dragging=true;
}
function drop_note(e)
{
document.removeEventListener("mousemove", drag_note, false);
document.removeEventListener("mouseup", drop_note, false);
}
function click_note(e)
{
note_dragging && e.preventDefault();
}
//DOWNLOADER
function loadText(url,cb1,cb2) {
var x = window.XMLHttpRequest ? new XMLHttpRequest()
: window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP")
: false;
var c=document.createElement("div");
if (x) {
x.onreadystatechange=function() {
x.readyState==4 && textLoaded(x,c,cb1,cb2)};
x.open("GET",url,true);
x.setRequestHeader('Accept','text/*');
x.send(null); }
}
function textLoaded(x,c,cb1,cb2) {
x.status==200
&& ((c.innerHTML=x.responseText) && cb1 && cb1(x,c))
|| ( cb2 && cb2(x,c) || alert(x.statusText));
}
//XML helper functions
function findDescendantById(node, id) {
if (node.id == id) { return node; }
var i, c;
for (i = node.firstChild; i != null; i=i.nextSibling) {
c = findDescendantById(i,id);
if (c != null)
return c; }
return null;
}
}
//
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