/* 
 *
 * jqTransform
 * by mathieu vilaplana mvilaplana@dfc-e.com
 * Designer ghyslain armand garmand@dfc-e.com
 *
 *
 * Version 1.0 25.09.08
 * Version 1.1 06.08.09
 * Add event click on Checkbox and Radio
 * Auto calculate the size of a select element
 * Can now, disabled the elements
 * Correct bug in ff if click on select (overflow=hidden)
 * No need any more preloading !!
 * 
 ******************************************** */
 
(function($){
	var defaultOptions = {preloadImg:true};
	var jqTransformImgPreloaded = false;

	var jqTransformPreloadHoverFocusImg = function(strImgUrl) {
		//guillemets to remove for ie
		strImgUrl = strImgUrl.replace(/^url\((.*)\)/,'$1').replace(/^\"(.*)\"$/,'$1');
		var imgHover = new Image();
		imgHover.src = strImgUrl.replace(/\.([a-zA-Z]*)$/,'-hover.$1');
		var imgFocus = new Image();
		imgFocus.src = strImgUrl.replace(/\.([a-zA-Z]*)$/,'-focus.$1');				
	};

	
	/***************************
	  Labels
	***************************/
	var jqTransformGetLabel = function(objfield){
		var selfForm = $(objfield.get(0).form);
		var oLabel = objfield.next();
		if(!oLabel.is('label')) {
			oLabel = objfield.prev();
			if(oLabel.is('label')){
				var inputname = objfield.attr('id');
				if(inputname){
					oLabel = selfForm.find('label[for="'+inputname+'"]');
				} 
			}
		}
		if(oLabel.is('label')){return oLabel.css('cursor','pointer');}
		return false;
	};
	
	/* Hide all open selects */
	var jqTransformHideSelect = function(oTarget){
		var ulVisible = $('.jqTransformSelectWrapper ul:visible');
		ulVisible.each(function(){
			var oSelect = $(this).parents(".jqTransformSelectWrapper:first").find("select").get(0);
			//do not hide if click on the label object associated to the select
			if( !(oTarget && oSelect.oLabel && oSelect.oLabel.get(0) == oTarget.get(0)) ){$(this).hide();}
		});
	};
	/* Check for an external click */
	var jqTransformCheckExternalClick = function(event) {
		if ($(event.target).parents('.jqTransformSelectWrapper').length === 0) { jqTransformHideSelect($(event.target)); }
	};

	/* Apply document listener */
	var jqTransformAddDocumentListener = function (){
		$(document).mousedown(jqTransformCheckExternalClick);
	};	
			
	/* Add a new handler for the reset action */
	var jqTransformReset = function(f){
		var sel;
		$('.jqTransformSelectWrapper select', f).each(function(){sel = (this.selectedIndex<0) ? 0 : this.selectedIndex; $('ul', $(this).parent()).each(function(){$('a:eq('+ sel +')', this).click();});});
		$('a.jqTransformCheckbox, a.jqTransformRadio', f).removeClass('jqTransformChecked');
		$('input:checkbox, input:radio', f).each(function(){if(this.checked){$('a', $(this).parent()).addClass('jqTransformChecked');}});
	};

	/***************************
	  Buttons
	 ***************************/
	$.fn.jqTransInputButton = function(){
		return this.each(function(){
			var newBtn = $('<button id="'+ this.id +'" name="'+ this.name +'" type="'+ this.type +'" class="'+ this.className +' jqTransformButton"><span><span>'+ $(this).attr('value') +'</span></span>')
				.hover(function(){newBtn.addClass('jqTransformButton_hover');},function(){newBtn.removeClass('jqTransformButton_hover')})
				.mousedown(function(){newBtn.addClass('jqTransformButton_click')})
				.mouseup(function(){newBtn.removeClass('jqTransformButton_click')})
			;
			$(this).replaceWith(newBtn);
		});
	};


	/***************************
	  Text Fields 
	 ***************************/
	$.fn.jqTransInputText = function(){
		return this.each(function(){
			var $input = $(this);

			var class2 = "";
			var class3 = "";
			if( $input.hasClass( '_home' ) )
			{
				class2 = " jqTransformInputWrapper_home";
				class3 = " jqTransformInputInner_home";
			}
			else if( $input.hasClass( '_top' ) )
			{
				class2 = " jqTransformInputWrapper_top";
				class3 = " jqTransformInputInner_top";
			}
	
			if($input.hasClass('jqtranformdone') || !$input.is('input')) {return;}
			$input.addClass('jqtranformdone');
	
			var oLabel = jqTransformGetLabel($(this));
			oLabel && oLabel.bind('click',function(){$input.focus();});

			var inputSize;
			var sizeAttr = this.getAttribute( 'size' );
			if ( $.browser.msie && this.outerHTML.indexOf( 'size=' ) == -1 )
				sizeAttr = void 0;
			if( sizeAttr )
				inputSize = $input.attr( 'size' ) * 10;
			else
			{
				inputSize = $input.css( 'width' );
				var m = inputSize.match( /(\d+)/i );
				if( m )
					inputSize = m[1] - 10;
				else
					inputSize = $input.width();
			}
			$input.css( 'width', inputSize + 'px' );

			$input.addClass("jqTransformInput").wrap('<div class="jqTransformInputWrapper' + class2 + '"><div class="jqTransformInputInner' + class3 + '"><div></div></div></div>');
			var $wrapper = $input.parent().parent().parent();
			$wrapper.css( 'width', ( Number( inputSize ) + 10 ) + 'px' );
			$input
				.focus(function(){$wrapper.addClass("jqTransformInputWrapper_focus");})
				.blur(function(){$wrapper.removeClass("jqTransformInputWrapper_focus");})
				.hover(function(){$wrapper.addClass("jqTransformInputWrapper_hover");},function(){$wrapper.removeClass("jqTransformInputWrapper_hover");})
			;
	
			/* If this is safari we need to add an extra class */
			if( $.browser.safari )
			{
				$wrapper.addClass( 'jqTransformSafari' );
				//$input.css( 'width', ( $wrapper.width() + 16 ) + 'px' );
			}
		});
	};


	/***************************
	  Check Boxes 
	 ***************************/	
	$.fn.jqTransCheckBox = function(){
		return this.each(function(){
			if($(this).hasClass('jqTransformHidden')) {return;}

			var $input = $(this);
			var inputSelf = this;

			var class2 = "";
			if( $input.hasClass( '_home' ) )
				class2 = " jqTransformCheckbox_home";
			else if( $input.hasClass( '_top' ) )
				class2 = " jqTransformCheckbox_top";

			//set the click on the label
			var oLabel = jqTransformGetLabel( $input );
			oLabel && oLabel.click( function(){ aLink.trigger('click'); } );
			
			var aLink = $('<a href="#" class="jqTransformCheckbox' + class2 + '"></a>');
			//wrap and add the link
			$input.addClass('jqTransformHidden').wrap('<span class="jqTransformCheckboxWrapper"></span>').parent().prepend(aLink);
			//on change, change the class of the link
			$input.change(function(){
				this.checked && aLink.addClass('jqTransformChecked') || aLink.removeClass('jqTransformChecked');
				return true;
			});
			// Click Handler, trigger the click and change event on the input
			aLink.click(function(){
				//do nothing if the original input is disabled
				if($input.attr('disabled')){return false;}
				//trigger the envents on the input object
				$input.trigger('click').trigger("change");	
				return false;
			});

			// set the default state
			this.checked && aLink.addClass('jqTransformChecked');		
		});
	};


	/***************************
	  Radio Buttons 
	 ***************************/	
	$.fn.jqTransRadio = function(){
		return this.each(function(){
			if($(this).hasClass('jqTransformHidden')) {return;}

			var $input = $(this);
			var inputSelf = this;

			var class2 = "";
			if( $input.hasClass( '_home' ) )
				class2 = " jqTransformRadio_home";
			else if( $input.hasClass( '_top' ) )
				class2 = " jqTransformRadio_top";
				
			oLabel = jqTransformGetLabel($input);
			oLabel && oLabel.click(function(){aLink.trigger('click');});
	
			var aLink = $('<a href="#" class="jqTransformRadio' + class2 + '" rel="'+ this.name +'"></a>');
			$input.addClass('jqTransformHidden').wrap('<span class="jqTransformRadioWrapper"></span>').parent().prepend(aLink);
			
			$input.change(function(){
				inputSelf.checked && aLink.addClass('jqTransformChecked') || aLink.removeClass('jqTransformChecked');
				return true;
			});
			// Click Handler
			aLink.click(function(){
				if($input.attr('disabled')){return false;}
				
				//$input.trigger('click').trigger('change');
	
				// uncheck all others of same name input radio elements
				//$('input[name="'+$input.attr('name')+'"]',inputSelf.form).not($input).each(function(){
				//	$(this).attr('type')=='radio' && $(this).trigger('change');
				//});
	
				jqTransRadioButtonClick( inputSelf );
				
				return false;
			});
			// set the default state
			inputSelf.checked && aLink.addClass('jqTransformChecked');
		});
	};


	/***************************
	  TextArea 
	 ***************************/	
	$.fn.jqTransTextarea = function(){
		return this.each(function(){
			var textarea = $(this);
	
			if( textarea.hasClass( 'jqtransformdone' ) ) { return; }
			textarea.addClass( 'jqtransformdone' );

			var class2 = "";
			var class3 = "";
			var class4 = "";
			if( textarea.hasClass( '_home' ) )
			{
				class2 = " jqTransformTextarea_home";
				class3 = " jqTransformTextarea-hover_home";
				class4 = " jqTransformTextarea-focus_home";
			}
			else if( textarea.hasClass( '_top' ) )
			{
				class2 = " jqTransformTextarea_top";
				class3 = " jqTransformTextarea-hover_top";
				class4 = " jqTransformTextarea-focus_top";
			}
	
			oLabel = jqTransformGetLabel( textarea );
			oLabel && oLabel.click( function(){ textarea.focus(); } );
			
			var strTable = '<table cellspacing="0" cellpadding="0" border="0" class="jqTransformTextarea' + class2 + '">';
			strTable +='<tr><td id="jqTransformTextarea-tl"></td><td id="jqTransformTextarea-tm"></td><td id="jqTransformTextarea-tr"></td></tr>';
			strTable +='<tr><td id="jqTransformTextarea-ml">&nbsp;</td><td id="jqTransformTextarea-mm"><div></div></td><td id="jqTransformTextarea-mr">&nbsp;</td></tr>';	
			strTable +='<tr><td id="jqTransformTextarea-bl"></td><td id="jqTransformTextarea-bm"></td><td id="jqTransformTextarea-br"></td></tr>';
			strTable +='</table>';					
			var oTable = $(strTable)
					.insertAfter(textarea)
					.hover(function(){
						!oTable.hasClass('jqTransformTextarea-focus') && oTable.addClass('jqTransformTextarea-hover').addClass(class3);
					},function(){
						oTable.removeClass('jqTransformTextarea-hover').removeClass(class3);
					})
				;
				
			textarea
				.focus(function(){oTable.removeClass('jqTransformTextarea-hover').removeClass(class3).addClass('jqTransformTextarea-focus').addClass(class4);})
				.blur(function(){oTable.removeClass('jqTransformTextarea-focus').removeClass(class4);})
				.appendTo($('#jqTransformTextarea-mm div',oTable))
			;
			this.oTable = oTable;
			if($.browser.safari){
				$('#jqTransformTextarea-mm',oTable)
					.addClass('jqTransformSafariTextarea')
					.find('div')
						.css('height',textarea.height())
						.css('width',textarea.width())
				;
			}
		});
	};


	/***************************
	  Select 
	 ***************************/	
	$.fn.jqTransSelect = function(){
		return this.each(function(index){
			var $select = $(this);

			if( $select.hasClass( 'jqTransformHidden' ) || $select.attr('multiple') )
				return;

			var class2 = "";
			if( $select.hasClass( '_home' ) )
				class2 = " jqTransformSelectWrapper_home";
			else if( $select.hasClass( '_top' ) )
				class2 = " jqTransformSelectWrapper_top";

			var oLabel = jqTransformGetLabel($select);
			/* First thing we do is Wrap it */
			var $wrapper = $select
				.addClass( 'jqTransformHidden' )
				.wrap( '<div class="jqTransformSelectWrapper' + class2 + '"></div>' )
				.parent()
				.css( { zIndex: 10-index } )
			;
			
			/* Now add the html for the select */
			$wrapper.prepend('<div><span></span><a href="#" class="jqTransformSelectOpen"></a></div><ul></ul>');
			var $ul = $('ul', $wrapper).hide(); //.css('width',$select.width())
			/* Now we add the options */
			$('option', this).each(function(i){
				var text = $(this).html();
				if( text == '' )
					text = '&nbsp;';
				var oLi = $( '<li><a href="#" index="' + i + '">' + text + '</a></li>' );
				$(this).hasClass( 'HighlightedOption' ) && oLi.find('a').addClass( 'HighlightedOption' );
				$ul.append(oLi);
			});

			/* Add click handler to the a */
			$ul.find('a').click(function(){
					$('a.selected', $wrapper).removeClass('selected');
					$(this).addClass('selected');	
					/* Fire the onchange event */
					if ($select[0].selectedIndex != $(this).attr('index') && $select[0].onchange) { $select[0].selectedIndex = $(this).attr('index'); $select[0].onchange(); }
					$select[0].selectedIndex = $(this).attr('index');
					$('span:eq(0)', $wrapper).html($(this).html());
					$ul.hide();
					return false;
			});
			/* Set the default */
			$('a:eq('+ this.selectedIndex +')', $ul).click();
			$('span:first', $wrapper).click(function(){$("a.jqTransformSelectOpen",$wrapper).trigger('click');});
			oLabel && oLabel.click(function(){$("a.jqTransformSelectOpen",$wrapper).trigger('click');});
			this.oLabel = oLabel;
			
			/* Apply the click handler to the Open */
			var oLinkOpen = $('a.jqTransformSelectOpen', $wrapper)
				.click(function(){
					//Check if box is already open to still allow toggle, but close all other selects
					if( $ul.css('display') == 'none' ) {jqTransformHideSelect();} 
					if($select.attr('disabled')){return false;}

					$ul.slideToggle('fast', function(){					
						var offSet = ($('a.selected', $ul).offset().top - $ul.offset().top);
						$ul.animate({scrollTop: offSet});
					});
					return false;
				})
			;

			// Set the new width
			var oSpan = $( 'span:first', $wrapper );
			var newWidth = $select.css( 'width' );
			var m = newWidth.match( /(\d+)/i );
			if( m )
				newWidth = m[1];
			else
			{
				var iSelectWidth = $select.outerWidth();
				newWidth = ( iSelectWidth > oSpan.innerWidth() ) ? iSelectWidth + oLinkOpen.outerWidth() : $wrapper.width();
			}
			$wrapper.css( 'width', newWidth + 'px' );
			$ul.css( 'width', ( newWidth - 2 ) + 'px' );
			//oSpan.css( 'width', ( newWidth - 29 ) + 'px' );
		
			// Calculate the height if necessary, less elements that the default height
			//show the ul to calculate the block, if ul is not displayed li height value is 0
			$ul.css( { display: 'block', visibility: 'hidden' } );
			var $li = $( 'li', $ul );
			//if( $select[0].name == 'tab-measure' )
			//	alert( $li.length );
			if( $li.length < 6 )
			{
				var iSelectHeight = 0;
				for( var i = 0; i < $li.length; i++ )
				{
					var height = $($li[i]).height();
					iSelectHeight += height < 26 ? 26 : height;
				}
				$ul.css( { height: iSelectHeight, 'overflow': 'hidden' } );
			}
			$ul.css( { display: 'none', visibility: 'visible' } );
			
		});
	};


	$.fn.jqTransform = function(options){
		var opt = $.extend({},defaultOptions,options);
		
		/* each form */
		 return this.each(function(){
			var selfForm = $(this);
			if(selfForm.hasClass('jqtransformdone')) {return;}
			selfForm.addClass('jqtransformdone');
			
			//$('input:submit, input:reset, input[type="button"]', this).jqTransInputButton();			
			$('input:text, input:password', this).jqTransInputText();			
			$('input:checkbox', this).jqTransCheckBox();
			$('input:radio', this).jqTransRadio();
			$('textarea', this).jqTransTextarea();
			
			if( $('select', this).jqTransSelect().length > 0 ){jqTransformAddDocumentListener();}
			selfForm.bind('reset',function(){var action = function(){jqTransformReset(this);}; window.setTimeout(action, 10);});
			
			//preloading dont needed anymore since normal, focus and hover image are the same one
			/*if(opt.preloadImg && !jqTransformImgPreloaded){
				jqTransformImgPreloaded = true;
				var oInputText = $('input:text:first', selfForm);
				if(oInputText.length > 0){
					//pour ie on eleve les ""
					var strWrapperImgUrl = oInputText.get(0).wrapper.css('background-image');
					jqTransformPreloadHoverFocusImg(strWrapperImgUrl);					
					var strInnerImgUrl = $('div.jqTransformInputInner',$(oInputText.get(0).wrapper)).css('background-image');
					jqTransformPreloadHoverFocusImg(strInnerImgUrl);
				}
				
				var oTextarea = $('textarea',selfForm);
				if(oTextarea.length > 0){
					var oTable = oTextarea.get(0).oTable;
					$('td',oTable).each(function(){
						var strImgBack = $(this).css('background-image');
						jqTransformPreloadHoverFocusImg(strImgBack);
					});
				}
			}*/
			
			
		}); /* End Form each */
				
	};/* End the Plugin */

})(jQuery);

//
function jqTransRadioButtonClick( object )
{
	var $input = $( object );
	$input.trigger('click').trigger('change');

	// uncheck all others of same name input radio elements
	$( 'input[name="'+$input.attr('name')+'"]', object.form ).not( $input )
	.each(
		function(){
			if( $( this ).attr( 'type' ) == 'radio' )
				$( this ).trigger( 'change' );
		}
	);
}