');
html.push('
');
var noclose = (self.options.closeable) ? '' : ' style="display:none"';
//html.push('
X
');
html.push('
');
//html.push(self.options.title);
html.push("
"+self.options.title+"
");
html.push('
');
var h = '';
if (self.options.height) { h = ' style="height:'+self.options.height+'"'; }
html.push('
');
html.push(self.options.content);
html.push('
');
var buttons = self.options.buttons;
if (buttons) {
var left = [];
var right = [];
for (var i = 0; i < buttons.length; i++) {
var button = buttons[i];
if (button.align) {
if (button.align == 'left') {
left.push(button);
continue;
}
}
right.push(button);
}
html.push('');
document.body.insert({top:html.join('')});
if (self.options.closeable) {
$(self.id+'close').observe('click', self.close);
}
if (buttons) {
$(self.id+'footer').select('.dlg-button').invoke('observe', 'click', self.button_click);
}
}
this.remove_overlay = function()
{
var div = $(self.id+'overlay');
var ifr = $(self.id+'iframe');
if (div) { div.remove(); }
if (ifr) { ifr.remove(); }
}
this.remove_dialog = function()
{
try {
$(self.id).remove();
} catch(e){}
}
this.close = function(val)
{
var force = (typeof(val) != 'undefined' && val == 'FORCE') ? true : false;
if (!self.options.closeable && !force) { return; }
self.remove_overlay();
self.remove_dialog();
document.stopObserving('keyup', self.keyup);
Event.stopObserving(document.onresize ? document : window, "resize", self.center);
Event.stopObserving(document.onresize ? document : window, "scroll", self.center);
if (self.options.onclose) { self.options.onclose(self, val); }
}
this.center = function()
{
var frm = $(self.id);
try {
var dims = frm.getDimensions();
} catch(e) { return; }
var vp = self.get_viewport_size();
var hh = vp.height, ww = vp.width;
var scroll = self.get_page_scroll();
var box = {};
try {
if (dims.height > hh) {
var h = ((hh-160) > 20) ? hh-160 : 20;
try {
var css = {height:h+'px'};
if (self.options.autoscroll) {
css['overflowX'] = 'hidden';
css['overflowY'] = 'auto';
}
$(self.id+'content').setStyle(css);
} catch(e) { return; }
self.center();
return;
}
if (dims.width > ww) {
var w = ((ww-20) < 400) ? ww-20 : 400;
try {
$(self.id).setStyle({width:w+'px'});
} catch(e) { return; }
self.center();
return;
}
} catch(e) { return; }
var top = ((hh/2)-(dims.height/2))+scroll.y;
var left = ((ww/2)-(dims.width/2))+scroll.x;
var css = {top:top+'px', left:left+'px'};
frm.setStyle(css);
self.resize_overlay();
}
this.focus_first = function()
{
//focus the first control element in the dialog
var ipt = $(self.id).select('.textfield').first();
if (ipt) { ipt.focus(); }
else {
$(self.id).insert({top:'
'});
$(self.id+'_focus').focus();
}
}
this.is_top_dialog = function()
{
var zindex = self.zindex+2;
var top = true;
$$('.dialog-frame').each(function(el){
if (el.id != self.id) {
if (parseInt(el.getStyle('zIndex')) > zindex) { top = false; }
}
});
return top;
}
//Events
this.button_click = function(ev)
{
var el = ev.element();
while (el.tagName.toUpperCase() != 'A') { el = el.up('A'); }
var num = $w(el.className)[1].split('_')[1];
var button = self.options.buttons[num];
var val = (button.result) ? button.result : null;
if (button.onclick) { button.onclick(self, val); }
else {
self.close(val);
}
}
this.event_keyup = function(ev)
{
if (Event.KEY_ESC != ev.keyCode) { return; }
if (!self.is_top_dialog()) { return; }
self.close();
ev.stop();
return false;
}
this.event_click = function()
{
self.close();
}
//---------- Utility -----------------
this.get_viewport_size = function()
{
var h = window.innerHeight || document.documentElement.clientHeight || document.body.clientHeight;
var w = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
return {height:h, width:w};
}
this.get_page_scroll = function()
{
var scrOfX = 0, scrOfY = 0;
if( typeof( window.pageYOffset ) == 'number' ) {
//Netscape compliant
scrOfY = window.pageYOffset;
scrOfX = window.pageXOffset;
} else if( document.body && ( document.body.scrollLeft || document.body.scrollTop ) ) {
//DOM compliant
scrOfY = document.body.scrollTop;
scrOfX = document.body.scrollLeft;
} else if( document.documentElement && ( document.documentElement.scrollLeft || document.documentElement.scrollTop ) ) {
//IE6 standards compliant mode
scrOfY = document.documentElement.scrollTop;
scrOfX = document.documentElement.scrollLeft;
}
return {x:scrOfX, y:scrOfY};
}
this.get_page_size = function()
{
var h,w;
if (window.innerHeight && window.scrollMaxY) {
h = window.innerHeight + window.scrollMaxY;
w = document.body.scrollWidth;
}
else if(document.body.scrollHeight > document.body.offsetHeight) {
h = document.body.scrollHeight;
w = document.body.scrollWidth;
}
else {
h = document.body.offsetHeight + document.body.offsetTop;
w = document.body.offsetWidth;
}
return [w, h];
}
this.construct(options);
}