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authorEvan Prodromou <evan@controlyourself.ca>2009-07-01 13:46:32 -0400
committerEvan Prodromou <evan@controlyourself.ca>2009-07-01 13:46:32 -0400
commit8d9827c9afe92caaca5615713f26d46475346dd3 (patch)
tree117840fd65c0dca17949ebd14ff8d81523665647
parent67e3bf0f055dd49b2ddf683625baeefee3cb9b09 (diff)
add the readable source for joverlay
-rw-r--r--js/jquery.joverlay.js271
1 files changed, 271 insertions, 0 deletions
diff --git a/js/jquery.joverlay.js b/js/jquery.joverlay.js
new file mode 100644
index 000000000..e4effec8e
--- /dev/null
+++ b/js/jquery.joverlay.js
@@ -0,0 +1,271 @@
+/* Copyright (c) 2009 Alvaro A. Lima Jr http://alvarojunior.com/jquery/joverlay.html
+ * Licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
+ * Version: 0.7.1 (JUN 15, 2009)
+ * Requires: jQuery 1.3+
+ */
+
+(function($) {
+
+ // Global vars
+ var isIE6 = $.browser.msie && $.browser.version == 6.0; // =(
+ var JOVERLAY_TIMER = null;
+ var JOVERLAY_ELEMENT_PREV = null;
+
+ $.fn.jOverlay = function(options) {
+
+ // Element exist?
+ if ( $('#jOverlay').length ) {$.closeOverlay();}
+
+ // Clear Element Prev
+ JOVERLAY_ELEMENT_PREV = null;
+
+ // Clear Timer
+ if (JOVERLAY_TIMER !== null) {
+ clearTimeout( JOVERLAY_TIMER );
+ }
+
+ // Set Options
+ var options = $.extend({}, $.fn.jOverlay.options, options);
+
+ // private function
+ function center(id) {
+ if (options.center) {
+ $.center(id);
+ }
+ }
+
+ var element = this.is('*') ? this : '#jOverlayContent';
+ var position = isIE6 ? 'absolute' : 'fixed';
+ var isImage = /([^\/\\]+)\.(png|gif|jpeg|jpg|bmp)$/i.test( options.url );
+
+ var imgLoading = options.imgLoading ? "<img id='jOverlayLoading' src='"+options.imgLoading+"' style='position:"+position+"; z-index:"+(options.zIndex + 9)+";'/>" : '';
+
+ $('body').prepend(imgLoading + "<div id='jOverlay' />"
+ + "<div id='jOverlayContent' style='position:"+position+"; z-index:"+(options.zIndex + 5)+"; display:none;'/>"
+ );
+
+ // Loading Centered
+ $('#jOverlayLoading').load(function(){
+ center(this);
+ });
+
+ //IE 6 FIX
+ if ( isIE6 ) {
+ $('select').hide();
+ $('#jOverlayContent select').show();
+ }
+
+ // Overlay Style
+ $('#jOverlay').css({
+ backgroundColor : options.color,
+ position : position,
+ top : '0px',
+ left : '0px',
+ filter : 'alpha(opacity='+ (options.opacity * 100) +')', // IE =(
+ opacity : options.opacity, // Good Browser =D
+ zIndex : options.zIndex,
+ width : !isIE6 ? '100%' : $(window).width() + 'px',
+ height : !isIE6 ? '100%' : $(document).height() + 'px'
+ }).show();
+
+ // ELEMENT
+ if ( this.is('*') ) {
+
+ JOVERLAY_ELEMENT_PREV = this.prev();
+
+ $('#jOverlayContent').html(
+ this.show().attr('display', options.autoHide ? 'none' : this.css('display') )
+ );
+
+ if ( !isImage ) {
+
+ center('#jOverlayContent');
+
+ $('#jOverlayContent').show();
+
+ // Execute callback
+ if ( !options.url && $.isFunction( options.success ) ) {
+ options.success( this );
+ }
+
+ }
+
+ }
+
+ // IMAGE
+ if ( isImage ) {
+
+ $('<img/>').load(function(){
+ var resize = $.resize(this.width, this.height);
+
+ $(this).css({
+ width : resize.width,
+ height : resize.height
+ });
+
+ $( element ).html(this);
+
+ center('#jOverlayContent');
+
+ $('#jOverlayLoading').fadeOut(500);
+ $('#jOverlayContent').show();
+
+ // Execute callback
+ if ( $.isFunction( options.success ) ) {
+ options.success( this );
+ }
+
+ }).error(function(){
+ alert('Image ('+options.url+') not found.');
+ $.closeOverlay();
+ }).attr({'src' : options.url, 'alt' : options.url});
+
+ }
+
+ // AJAX
+ if ( options.url && !isImage ) {
+
+ $.ajax({
+ type: options.method,
+ data: options.data,
+ url: options.url,
+ success: function(responseText) {
+
+ $('#jOverlayLoading').fadeOut(500);
+
+ $( element ).html(responseText).show();
+
+ center('#jOverlayContent');
+
+ // Execute callback
+ if ($.isFunction( options.success )) {
+ options.success(responseText);
+ }
+
+ },
+ error : function() {
+ alert('URL ('+options.url+') not found.');
+ $.closeOverlay();
+ }
+ });
+
+ }
+
+ // :(
+ if ( isIE6 ) {
+
+ // Window scroll
+ $(window).scroll(function(){
+ center('#jOverlayContent');
+ });
+
+ // Window resize
+ $(window).resize(function(){
+
+ $('#jOverlay').css({
+ width: $(window).width() + 'px',
+ height: $(document).height() + 'px'
+ });
+
+ center('#jOverlayContent');
+
+ });
+
+ }
+
+ // Press ESC to close
+ $(document).keydown(function(event){
+ if (event.keyCode == 27) {
+ $.closeOverlay();
+ }
+ });
+
+ // Click to close
+ if ( options.bgClickToClose ) {
+ $('#jOverlay').click($.closeOverlay);
+ }
+
+ // Timeout (auto-close)
+ // time in millis to wait before auto-close
+ // set to 0 to disable
+ if ( Number(options.timeout) > 0 ) {
+ jOverlayTimer = setTimeout( $.closeOverlay, Number(options.timeout) );
+ }
+
+ // ADD CSS
+ $('#jOverlayContent').css(options.css || {});
+ };
+
+ // Resizing large images - orginal by Christian Montoya.
+ // Edited by - Cody Lindley (http://www.codylindley.com) (Thickbox 3.1)
+ $.resize = function(imageWidth, imageHeight) {
+ var x = $(window).width() - 150;
+ var y = $(window).height() - 150;
+ if (imageWidth > x) {
+ imageHeight = imageHeight * (x / imageWidth);
+ imageWidth = x;
+ if (imageHeight > y) {
+ imageWidth = imageWidth * (y / imageHeight);
+ imageHeight = y;
+ }
+ } else if (imageHeight > y) {
+ imageWidth = imageWidth * (y / imageHeight);
+ imageHeight = y;
+ if (imageWidth > x) {
+ imageHeight = imageHeight * (x / imageWidth);
+ imageWidth = x;
+ }
+ }
+ return {width:imageWidth, height:imageHeight};
+ };
+
+ // Centered Element
+ $.center = function(element) {
+ var element = $(element);
+ var elemWidth = element.width();
+
+ element.css({
+ width : elemWidth + 'px',
+ marginLeft : '-' + (elemWidth / 2) + 'px',
+ marginTop : '-' + element.height() / 2 + 'px',
+ height : 'auto',
+ top : !isIE6 ? '50%' : $(window).scrollTop() + ($(window).height() / 2) + 'px',
+ left : '50%'
+ });
+ };
+
+ // Options default
+ $.fn.jOverlay.options = {
+ method : 'GET',
+ data : '',
+ url : '',
+ color : '#000',
+ opacity : '0.6',
+ zIndex : 9999,
+ center : true,
+ imgLoading : '',
+ bgClickToClose : true,
+ success : null,
+ timeout : 0,
+ autoHide : true,
+ css : {}
+ };
+
+ // Close
+ $.closeOverlay = function() {
+
+ if (isIE6) { $("select").show(); }
+
+ if ( JOVERLAY_ELEMENT_PREV !== null ) {
+ if ( JOVERLAY_ELEMENT_PREV !== null ) {
+ var element = $('#jOverlayContent').children();
+ JOVERLAY_ELEMENT_PREV.after( element.css('display', element.attr('display') ) );
+ element.removeAttr('display');
+ }
+ }
+
+ $('#jOverlayLoading, #jOverlayContent, #jOverlay').remove();
+
+ };
+
+})(jQuery); \ No newline at end of file