Modal = function()
{
	this.pageLoading = true;
}

Modal.prototype.init = function()
{
	this.elementName = 'generic_dialog_box';
	this.htmlElement = $(this.elementName);
	this.dialogTitle = this.htmlElement.getElementsBySelector(".dialogTitle")[0];
	this.dialogContent = this.htmlElement.getElementsBySelector(".dialogContent")[0];
	this.currentForm;
	this.cachedForms = new Hash();
	this.iframeIndex = 0;	
}


Modal.prototype.prepareHeader = function(sTitle, sIconSrc)
{
	var hString = "<span class=\"titleString\">";
	if(sIconSrc != "") hString = "<span class=\"titleString\"><img src=\""+sIconSrc.replace('22', '16')+"\" width=\"16\" height=\"16\" align=\"top\"/>&nbsp;";
	hString += sTitle + '</span>';
	this.dialogTitle.innerHTML = hString;
}

Modal.prototype.showDialogForm = function(sTitle, sFormId, fOnLoad, fOnComplete, fOnCancel, bOkButtonOnly, skipButtons)
{
	this.clearContent(this.dialogContent);
	//this.dialogTitle.innerHTML = sTitle;
	var newForm;
	if($(sFormId).tagName == 'FORM') // WE PASSED A PREFETCHED HIDDEN FORM
	{
		newForm = $(sFormId);
		newForm.show();
	}
	else
	{
		var formDiv = $(sFormId);	
		var newForm = document.createElement('form');
		newForm.id = 'action_form';
		newForm.setAttribute('action', 'cont.php');
		newForm.appendChild(formDiv.cloneNode(true));
		var reloadIFrame = null;
		if($(newForm).getElementsByTagName("iframe")[0])
		{
			reloadIFrame = $(newForm).getElementsByTagName("iframe")[0];
			reloadIFrameSrc = $(newForm).getElementsByTagName("iframe")[0].getAttribute("src");
		}
		if(formDiv.getAttribute('action'))
		{
			var actionField = document.createElement('input');
			actionField.setAttribute('type', 'hidden'); 
			actionField.setAttribute('name', 'get_action'); 
			actionField.setAttribute('value', formDiv.getAttribute('action'));
			newForm.appendChild(actionField);
		}		
	}
	if(!this.cachedForms.get(sFormId) && !skipButtons){
		this.addSubmitCancel(newForm, fOnCancel, bOkButtonOnly);
	}
	this.dialogContent.appendChild(newForm);
	
	if(fOnComplete)	{
		newForm.onsubmit = function(){
			try{
				fOnComplete();
			}catch(e){
				alert('Unexpected Error : please report!\n'+e);				
			}
			return false;
		}
	}
	else {
		newForm.onsubmit = function(){
			ajaxplorer.actionBar.submitForm(modal.getForm());
			hideLightBox();
			return false;
		};
	}
	this.showContent(this.elementName, $(sFormId).getAttribute("box_width"), $(sFormId).getAttribute("box_height"));
	if($(newForm).getElementsBySelector(".dialogFocus").length)
	{
		objToFocus = $(newForm).getElementsBySelector(".dialogFocus")[0];
		setTimeout('objToFocus.focus()', 500);
	}
	if($(newForm).getElementsBySelector(".replace_rep").length)
	{
		repDisplay = $(newForm).getElementsBySelector(".replace_rep")[0];
		repDisplay.innerHTML = ajaxplorer.filesList.getCurrentRep();
	}
	if($(newForm).getElementsBySelector(".replace_file").length)
	{
		repDisplay = $(newForm).getElementsBySelector(".replace_file")[0];
		repDisplay.innerHTML = getBaseName(ajaxplorer.filesList.getUserSelection().getUniqueFileName());
	}
	this.currentForm = newForm;
	if(fOnLoad != null)
	{
		fOnLoad(this.currentForm);
	}
	// SAFARI => FORCE IFRAME RELOADING
	if(reloadIFrame) reloadIFrame.src = reloadIFrameSrc;
}

Modal.prototype.showContent = function(elementName, boxWidth, boxHeight)
{
	ajaxplorer.disableShortcuts();
	ajaxplorer.disableNavigation();
	ajaxplorer.filesList.blur();
	//jQuery('#'+elementName).corner("round top 5px");
	if(Prototype.Browser.IE){
		jQuery('#'+elementName + ' .dialogTitle').corner("round top 7px");
	}else{
		jQuery('#'+elementName).corner("round top 7px");
	}
	if(!this.isRounded)
	{
		ajxpCorners($(elementName), 'bottom');
		this.isRounded = true;		
	}
	var winWidth = $(document.body).getWidth();
	var winHeight = $(document.body).getHeight();

	// WIDTH / HEIGHT
	if(boxWidth != null){
		if(boxWidth.indexOf('%') > -1){
			percentWidth = parseInt(boxWidth);
			boxWidth = parseInt((winWidth * percentWidth) / 100);
		}
		$(elementName).setStyle({width:boxWidth+'px'});
	}
	if(boxHeight != null){
		if(boxHeight.indexOf('%') > -1){
			percentHeight = parseInt(boxHeight);
			boxHeight = parseInt((winHeight * percentHeight) / 100);
		}
		$(elementName).setStyle({height:boxHeight+'px'});
	}else{
		if (Prototype.Browser.IE){	
			$(elementName).setStyle({height:'1%'});
		}else{
			$(elementName).setStyle({height:'auto'});
		}
	}
	
	// POSITION HORIZONTAL
	boxWidth = $(elementName).getWidth();	
	var offsetLeft = (winWidth - parseInt(boxWidth)) / 2;
	$(elementName).setStyle({left:offsetLeft+'px'});
	// POSITION VERTICAL
	var boxHeight = $(elementName).getHeight();
	var offsetTop = parseInt(((winHeight - boxHeight)/3));
	$(elementName).setStyle({top:offsetTop+'px'});
	
	//if (Prototype.Browser.IE){		
		
	//}
	
	displayLightBoxById(elementName);	
	
	// FORCE ABSOLUTE FOR SAFARI!
	$(elementName).style.position = 'absolute';
	// REFRESH PNG IMAGES FOR IE!
	refreshPNGImages(this.dialogContent);
}

Modal.prototype.getForm = function()
{
	return this.currentForm;
}

Modal.prototype.clearContent = function(object)
{
	// REMOVE CURRENT FORM, IF ANY
	if(object.getElementsBySelector("form").length)
	{
		var oThis = this;
		object.getElementsBySelector("form").each(function(currentForm){
			if(currentForm.target == 'hidden_iframe' || currentForm.id=='login_form' || currentForm.id=='user_pref_form'){
				currentForm.hide();
				oThis.cachedForms.set(currentForm.id,true);
			}
			else{
				object.removeChild(currentForm);
			}
		});		
	}	
}

Modal.prototype.addSubmitCancel = function(oForm, fOnCancel, bOkButtonOnly)
{
	var contDiv = document.createElement('div');
	contDiv.className = 'dialogButtons';
	var okButton = document.createElement('input');
	okButton.setAttribute('type', 'submit');
	okButton.setAttribute('name', 'sub');
	okButton.setAttribute('value', MessageHash[48]);	
	$(okButton).addClassName('dialogButton');
	$(okButton).addClassName('dialogFocus');
	contDiv.appendChild(okButton);
	if(!bOkButtonOnly)
	{
		var caButton = document.createElement('input');
		caButton.setAttribute('type', 'button');
		caButton.setAttribute('name', 'can');
		caButton.setAttribute('value', MessageHash[49]);
		$(caButton).addClassName('dialogButton');
		if(fOnCancel){
			caButton.onclick = function(){fOnCancel();hideLightBox();return false;};
		}
		else{
			caButton.onclick = function(){hideLightBox();return false;};
		}
		contDiv.appendChild(caButton);
	}	
	oForm.appendChild(contDiv);
	oForm.hasButtons = true;
}

Modal.prototype.setLoadingStepCounts = function(count){
	this.loadingStepsCount = count;
	this.loadingStep = count;
}

Modal.prototype.incrementStepCounts = function(add){
	this.loadingStepsCount += add;
	this.loadingStep += add;
}

Modal.prototype.updateLoadingProgress = function(state)
{	
	this.loadingStep --;
	var percent = (1 - (this.loadingStep / this.loadingStepsCount));
	var width = parseInt(parseInt($('progressBarBorder').getWidth()) * percent);
	/*
	var command = "if($('progressBar')) $('progressBar').style.width = '"+width+"px';";
	setTimeout(command, 0);
	*/
	if(state){
		$('progressState').value = state;
	}
	if($('progressBar')){
		 /*
		 $('progressBar').style.width = width+'px';
		 */
		 var afterFinishFunc;
		if(parseInt(percent)==1){
			afterFinishFunc = function(effect){
					new Effect.Opacity('loading_overlay', {
						from:1.0,
						to:0,
						duration:0.3,
						afterFinish:function(effect){
							$('loading_overlay').remove();
							if(ajaxplorer) ajaxplorer.actionBar.update();
						}
					});
			}
		}
		 
		new Effect.Morph('progressBar',{
			style:'width:'+width + 'px',
			duration:0.8,
			afterFinish:afterFinishFunc
		});
	}
	if(this.loadingStep == 0){
		//$('loading_overlay').remove();
		this.pageLoading = false;
	}
}

Modal.prototype.setCloseAction = function(func){
	this.closeFunction = func;
}

Modal.prototype.close = function(){	
	if(this.closeFunction){
		 this.closeFunction();
		 this.closeFunction = null;
	}
}

var modal = new Modal();
/*
Event.observe(window, 'load', function(){
	modal.init();
});
*/