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;(function($) {
//If the UI scope is not available, add it
$.ui = $.ui || {};
$.fn.extend({
dialog: function(options, data) {
var args = Array.prototype.slice.call(arguments, 1);
return this.each(function() {
if (typeof options == "string") {
var dialog = $.data(this, "ui-dialog") ||
$.data($(this).parents(".ui-dialog:first").find(".ui-dialog-content")[0], "ui-dialog");
dialog[options].apply(dialog, args);
// INIT with optional options
} else if (!$(this).is(".ui-dialog-content"))
new $.ui.dialog(this, options);
});
}
});
$.ui.dialog = function(el, options) {
this.options = options = $.extend({},
$.ui.dialog.defaults,
options && options.modal ? {resizable: false} : {},
options);
this.element = el;
var self = this; //Do bindings
$.data(this.element, "ui-dialog", this);
$(el).bind("setData.dialog", function(event, key, value){
options[key] = value;
}).bind("getData.dialog", function(event, key){
return options[key];
});
var uiDialogContent = $(el).addClass('ui-dialog-content');
if (!uiDialogContent.parent().length) {
uiDialogContent.appendTo('body');
}
uiDialogContent
.wrap(document.createElement('div'))
.wrap(document.createElement('div'));
var uiDialogContainer = uiDialogContent.parent().addClass('ui-dialog-container').css({position: 'relative'});
var uiDialog = this.uiDialog = uiDialogContainer.parent().hide()
.addClass('ui-dialog')
.css({position: 'absolute', width: options.width, height: options.height, overflow: 'hidden'});
var classNames = uiDialogContent.attr('className').split(' ');
// Add content classes to dialog, to inherit theme at top level of element
$.each(classNames, function(i, className) {
if (className != 'ui-dialog-content')
uiDialog.addClass(className);
});
if (options.resizable && $.fn.resizable) {
uiDialog.append('<div class="ui-resizable-n ui-resizable-handle"></div>')
.append('<div class="ui-resizable-s ui-resizable-handle"></div>')
.append('<div class="ui-resizable-e ui-resizable-handle"></div>')
.append('<div class="ui-resizable-w ui-resizable-handle"></div>')
.append('<div class="ui-resizable-ne ui-resizable-handle"></div>')
.append('<div class="ui-resizable-se ui-resizable-handle"></div>')
.append('<div class="ui-resizable-sw ui-resizable-handle"></div>')
.append('<div class="ui-resizable-nw ui-resizable-handle"></div>');
uiDialog.resizable({ maxWidth: options.maxWidth, maxHeight: options.maxHeight, minWidth: options.minWidth, minHeight: options.minHeight });
}
uiDialogContainer.prepend('<div class="ui-dialog-titlebar"></div>');
var uiDialogTitlebar = $('.ui-dialog-titlebar', uiDialogContainer);
var title = (options.title) ? options.title : (uiDialogContent.attr('title')) ? uiDialogContent.attr('title') : '';
uiDialogTitlebar.append('<span class="ui-dialog-title">' + title + '</span>');
uiDialogTitlebar.append('<a href="#" class="ui-dialog-titlebar-close"><span>X</span></a>');
this.uiDialogTitlebarClose = $('.ui-dialog-titlebar-close', uiDialogTitlebar)
.hover(function() { $(this).addClass('ui-dialog-titlebar-close-hover'); },
function() { $(this).removeClass('ui-dialog-titlebar-close-hover'); })
.mousedown(function(ev) {
ev.stopPropagation();
})
.click(function() {
self.close();
return false;
})
.keydown(function(ev) {
var ESC = 27;
ev.keyCode && ev.keyCode == ESC && self.close();
});
var l = 0;
$.each(options.buttons, function() { l = 1; return false; });
if (l == 1) {
uiDialog.append('<div class="ui-dialog-buttonpane"></div>');
var uiDialogButtonPane = $('.ui-dialog-buttonpane', uiDialog);
$.each(options.buttons, function(name, value) {
var btn = $(document.createElement('button')).text(name).click(value);
uiDialogButtonPane.append(btn);
});
}
if (options.draggable && $.fn.draggable) {
uiDialog.draggable({
handle: '.ui-dialog-titlebar',
start: function() {
self.activate();
}
});
}
uiDialog.mousedown(function() {
self.activate();
});
uiDialogTitlebar.click(function() {
self.activate();
});
// TODO: determine if this is necessary for modal dialogs
options.bgiframe && $.fn.bgiframe && uiDialog.bgiframe();
this.open = function() {
options.modal && overlay.show(self, options.overlay);
uiDialog.appendTo('body');
var wnd = $(window), doc = $(document), top = doc.scrollTop(), left = doc.scrollLeft();
if (options.position.constructor == Array) {
// [x, y]
top += options.position[1];
left += options.position[0];
} else {
switch (options.position) {
case 'center':
top += (wnd.height() / 2) - (uiDialog.height() / 2);
left += (wnd.width() / 2) - (uiDialog.width() / 2);
break;
case 'top':
top += 0;
left += (wnd.width() / 2) - (uiDialog.width() / 2);
break;
case 'right':
top += (wnd.height() / 2) - (uiDialog.height() / 2);
left += (wnd.width()) - (uiDialog.width());
break;
case 'bottom':
top += (wnd.height()) - (uiDialog.height());
left += (wnd.width() / 2) - (uiDialog.width() / 2);
break;
case 'left':
top += (wnd.height() / 2) - (uiDialog.height() / 2);
left += 0;
break;
default:
//center
top += (wnd.height() / 2) - (uiDialog.height() / 2);
left += (wnd.width() / 2) - (uiDialog.width() / 2);
}
}
top = top < doc.scrollTop() ? doc.scrollTop() : top;
uiDialog.css({top: top, left: left});
uiDialog.show();
self.activate();
// CALLBACK: open
var openEV = null;
var openUI = {
options: options
};
this.uiDialogTitlebarClose.focus();
$(this.element).triggerHandler("dialogopen", [openEV, openUI], options.open);
};
this.activate = function() {
var maxZ = 0;
$('.ui-dialog:visible').each(function() {
maxZ = Math.max(maxZ, parseInt($(this).css("z-index"),10));
});
overlay.$el && overlay.$el.css('z-index', ++maxZ);
uiDialog.css("z-index", ++maxZ);
};
this.close = function() {
options.modal && overlay.hide();
uiDialog.hide();
// CALLBACK: close
var closeEV = null;
var closeUI = {
options: options
};
$(this.element).triggerHandler("dialogclose", [closeEV, closeUI], options.close);
};
if (options.autoOpen)
this.open();
};
$.extend($.ui.dialog, {
defaults: {
autoOpen: true,
bgiframe: false,
buttons: [],
draggable: true,
height: 200,
minHeight: 100,
minWidth: 150,
modal: false,
overlay: {},
position: 'center',
resizable: true,
width: 300
}
});
// This is a port of relevant pieces of Mike Alsup's blockUI plugin (http://www.malsup.com/jquery/block/)
// duplicated here for minimal overlay functionality and no dependency on a non-UI plugin
var overlay = {
$el: null,
events: $.map('focus,mousedown,mouseup,keydown,keypress,click'.split(','),
function(e) { return e + '.ui-dialog-overlay'; }).join(' '),
show: function(dialog, css) {
if (this.$el) return;
this.dialog = dialog;
this.selects = this.ie6 && $('select:visible').css('visibility', 'hidden');
var width = this.width();
var height = this.height();
this.$el = $('<div/>').appendTo(document.body)
.addClass('ui-dialog-overlay').css($.extend({
borderWidth: 0, margin: 0, padding: 0,
position: 'absolute', top: 0, left: 0,
width: width,
height: height
}, css));
// prevent use of anchors and inputs
$('a, :input').bind(this.events, function() {
if ($(this).parents('.ui-dialog').length == 0) {
dialog.uiDialogTitlebarClose.focus();
return false;
}
});
// allow closing by pressing the escape key
$(document).bind('keydown.ui-dialog-overlay', function(e) {
var ESC = 27;
e.keyCode && e.keyCode == ESC && dialog.close();
});
// handle window resizing
$overlay = this.$el;
function resize() {
// If the dialog is draggable and the user drags it past the
// right edge of the window, the document becomes wider so we
// need to stretch the overlay. If the user then drags the
// dialog back to the left, the document will become narrower,
// so we need to shrink the overlay to the appropriate size.
// This is handled by resetting the overlay to its original
// size before setting it to the full document size.
$overlay.css({
width: width,
height: height
}).css({
width: overlay.width(),
height: overlay.height()
});
};
$(window).bind('resize.ui-dialog-overlay', resize);
dialog.uiDialog.is('.ui-draggable') && dialog.uiDialog.data('stop.draggable', resize);
dialog.uiDialog.is('.ui-resizable') && dialog.uiDialog.data('stop.resizable', resize);
},
hide: function() {
$('a, :input').add([document, window]).unbind('.ui-dialog-overlay');
this.ie6 && this.selects.css('visibility', 'visible');
this.$el = null;
$('.ui-dialog-overlay').remove();
},
height: function() {
var height;
if (this.ie6
// body is smaller than window
&& ($(document.body).height() < $(window).height())
// dialog is above the fold
&& !(document.documentElement.scrollTop
|| (this.dialog.uiDialog.offset().top
+ this.dialog.uiDialog.height())
> $(window).height())) {
height = $(window).height();
} else {
height = $(document).height();
}
return height + 'px';
},
width: function() {
var width;
if (this.ie6
// body is smaller than window
&& ($(document.body).width() < $(window).width())
// dialog is off to the right
&& !(document.documentElement.scrollLeft
|| (this.dialog.uiDialog.offset().left
+ this.dialog.uiDialog.width())
> $(window).width())) {
width = $(window).width();
} else {
width = $(document).width();
}
return width + 'px';
},
// IE 6 compatibility
ie6: $.browser.msie && $.browser.version < 7,
selects: null
};
})(jQuery);
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