/*
© Struppi
Mail: struebig@gmx.net
URL: http://javascript.jstruebig.de/source/popup.html
letzte Änderung: 26.07.2005
Beschreibung:
-------------
Ein Skript um ein Fenster in der Größe eines Bildes öffnen.
Einbinden:
----------
*/
///////////////////////////////////////////////////////////
// Globale Definitionen
var popup_bgColor = '#fff';
var rahmen = '1px solid black';
var abstand_w = 1;
var abstand_h = 1;
var center_popup = true;
var popup_close = 'click'; // Mögliche Werte: 'blur', 'click', ''
///////////////////////////////////////////////////////////
// showBild(a, name) - die Hauptfunktion.
var default_site = window.opera ? '' : '';
function showBild(a, title)
{
if(!a.target) a.target = "BildFenster";
var default_width = 400;
var default_height = 200;
if(popup_close == 'blur' || !showFenster || showFenster.closed ||
typeof showFenster.closed == 'undefined' // Opera 8 Bugfix
)
showFenster = popUp(default_site, a.target, default_width, default_height);
showFenster.document.open();
showFenster.document.write( getHTML(a.href, a.title || a.alt) );
showFenster.document.close();
showFenster.focus();
var img = new Image;
img.ready = false;
img.onload = function() { fitWin(this, showFenster); };
img.src = a.href;
if(img.complete) fitWin(img, showFenster);
//alert(title); //TEST
return false;
}
///////////////////////////////////////////////////////////
// fitWin(Image, window) - wird aus dem Popup aufgerufen.
function fitWin(i, win)
{
if(i.ready) return;
i.ready = i.width > 0;
var w_s = getWinSize(win);
var r = 2 * parseInt(rahmen);
var w = i.width > screen.width ? screen.width : i.width;
var h = i.height > screen.height ? screen.height : i.height;
if(i.width > screen.height || i.height > screen.width )
{
win.document.getElementsByTagName('body')[0].style.overflow = 'scroll';
}
win.resizeBy((w - w_s.width + ( 2 * abstand_w) + r), (h - w_s.height + ( 2 * abstand_h) + r) );
if(center_popup && !window.opera)
{
w_s = getWinSize(win);
win.moveTo(( screen.width - w_s.width) / 2, (screen.height - w_s.height) / 2 );
}
win.focus();
}
/////////////////////////////////////////////////////////////////////
// getHTML(bild, titel, farbe)
function getHTML(src, title, bgcolor)
{
if(!title) title = 'kein Titel';
if(!bgcolor) bgcolor = popup_bgColor;
var NL = "\n";
var text = '\n'
+ '\n' + NL
+ '' + title + '<\/TITLE>' + NL
+ '<STYLE type="text/css">' + NL
+ 'body{margin:0;padding:0;overflow:hidden;' + NL
+ 'background-color:' + popup_bgColor + ';}' + NL
+ 'img{padding:0;'
+ (rahmen ? 'border:' + rahmen + ';' : '')
+ 'margin-top:' + abstand_h +'px;' + NL
+ 'margin-bottom:' + abstand_h +'px;' + NL
+ 'margin-left:' + abstand_w +'px;' + NL
+ 'margin-right:' + abstand_w +'px;' + NL
+ '}\n' + NL
+ '<\/STYLE>' + NL
+ '<\/HEAD>' + NL
+ '<body'
+ (popup_close.toLowerCase() == 'blur' ? ' onblur="self.close();"' : '')
+ '>'
+ '<img galleryimg="no" src="' + src + '" alt="" title="' + title + '"'
+ '>' + NL
+ (popup_close.toLowerCase() == 'click' ? '<script> document.images[0].onclick=function(){window.close()};</script>' : '')
+ '<\/body><\/html>'
;
return text;
}
/////////////////////////////////////////////////////////////////////
// Ein popup öffnen
function popUp(url, fname, w, h)
{
var tmp = new Array();
tmp[tmp.length] = 'resizable=yes';
tmp[tmp.length] = 'scrollbars=no';
if(w) tmp[tmp.length] = 'width=' + w;
if(h) tmp[tmp.length] = 'height=' + h;
return window.open(url, fname, tmp.join(','));
}
////////////////////////////////////////////////////////////
// getWinSize(window)
function getWinSize(win)
{
if(!win) win = window;
var s = new Object();
if(typeof win.innerWidth != 'undefined')
{
s.width = win.innerWidth;
s.height = win.innerHeight;
}
else
{
var obj = getBody(win);
s.width = parseInt(obj.clientWidth);
s.height = parseInt(obj.clientHeight);
}
return s;
}
////////////////////////////////////////////////////////////
// Der IE hat 2 verschiedene Objekte für den strict und quirks Mode.
function getBody(w)
{
return (w.document.compatMode && w.document.compatMode == "CSS1Compat") ? w.document.documentElement : w.document.body || null;
}
var showFenster = null;
/////////////////////////////////////////////////////////////////////
// ... und am schluss alle Fenster schliessen.
window.onunload = function ()
{
if(showFenster && !showFenster.closed) showFenster.close();
}
function openWindow(URL,b,h,was)
{
if (navigator.appVersion.indexOf('Mac')!=-1 && navigator.appName.indexOf('Explorer')!=-1) {
b =b- 15;
h =h- 15;
}
var xPos = (screen.availWidth - b) / 2
var yPos = (screen.availHeight - h ) / 2
//var yPos = 155
ma = window.open(URL,'popwin','width='+b+',height='+h+',scrollbars=no,toolbar=no,status=no,menubar=no,screenX='+xPos+',screenY='+yPos+',left='+xPos+',top='+yPos,scrollbar=0)
}