/* * jQuery UI Dialog * * Copyright (c) 2008 Richard D. Worth (rdworth.org) * Dual licensed under the MIT (MIT-LICENSE.txt) * and GPL (GPL-LICENSE.txt) licenses. * * http://docs.jquery.com/UI/Dialog * * Depends: * ui.core.js * ui.draggable.js * ui.resizable.js * * Revision: $Id: ui.dialog.js 5433 2008-05-04 20:07:17Z joern.zaefferer $ */ ;(function($) { var setDataSwitch = { "dragStart": "start.draggable", "drag": "drag.draggable", "dragStop": "stop.draggable", "maxHeight": "maxHeight.resizable", "minHeight": "minHeight.resizable", "maxWidth": "maxWidth.resizable", "minWidth": "minWidth.resizable", "resizeStart": "start.resizable", "resize": "drag.resizable", "resizeStop": "stop.resizable" }; $.widget("ui.dialog", { init: function() { var self = this; var options = this.options; var uiDialogContent = $(this.element).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 $.each(classNames, function(i, className) { if (className != 'ui-dialog-content') uiDialog.addClass(className); }); if ($.fn.resizable) { uiDialog.append('
') .append('') .append('') .append('') .append('') .append('') .append('') .append(''); uiDialog.resizable({ maxWidth: options.maxWidth, maxHeight: options.maxHeight, minWidth: options.minWidth, minHeight: options.minHeight, start: options.resizeStart, resize: options.resize, stop: function(e, ui) { options.resizeStop && options.resizeStop.apply(this, arguments); $.ui.dialog.overlay.resize(); } }); if (!options.resizable) uiDialog.resizable('disable'); } uiDialogContainer.prepend(''); var uiDialogTitlebar = $('.ui-dialog-titlebar', uiDialogContainer); this.uiDialogTitlebar = uiDialogTitlebar; var title = (options.title) ? options.title : (uiDialogContent.attr('title')) ? uiDialogContent.attr('title') : ''; uiDialogTitlebar.append('' + title + ''); uiDialogTitlebar.append('X'); 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; }); // setting tabindex makes the div focusable // setting outline to 0 prevents a border on focus in Mozilla uiDialog.attr('tabindex', -1).css('outline', 0).keydown(function(ev) { if (options.closeOnEscape) { var ESC = 27; ev.keyCode && ev.keyCode == ESC && self.close(); } }); var hasButtons = false; $.each(options.buttons, function() { return !(hasButtons = true); }); if (hasButtons) { var uiDialogButtonPane = $('') .appendTo(uiDialog); $.each(options.buttons, function(name, fn) { $(document.createElement('button')) .text(name) .click(function() { fn.apply(self.element, arguments) }) .appendTo(uiDialogButtonPane); }); } if ($.fn.draggable) { uiDialog.draggable({ handle: '.ui-dialog-titlebar', start: function(e, ui) { self.activate(); options.dragStart && options.dragStart.apply(this, arguments); }, drag: options.drag, stop: function(e, ui) { options.dragStop && options.dragStop.apply(this, arguments); $.ui.dialog.overlay.resize(); } }); if (!options.draggable) uiDialog.draggable('disable') } uiDialog.mousedown(function() { self.activate(); }); uiDialogTitlebar.click(function() { self.activate(); }); options.bgiframe && $.fn.bgiframe && uiDialog.bgiframe(); if (options.autoOpen) { this.open(); }; }, setData: function(event, key, value){ setDataSwitch[key] && this.uiDialog.data(setDataSwitch[key], value); switch (key) { case "draggable": this.uiDialog.draggable(value ? 'enable' : 'disable'); break; case "height": this.uiDialog.height(value); break; case "position": this.position(value); break; case "resizable": this.uiDialog.resizable(value ? 'enable' : 'disable'); break; case "title": $(".ui-dialog-title", this.uiDialogTitlebar).text(value); break; case "width": this.uiDialog.width(value); break; } this.options[key] = value; }, position: function(pos) { var wnd = $(window), doc = $(document), minTop = top = doc.scrollTop(), left = doc.scrollLeft(); if ($.inArray(pos, ['center','top','right','bottom','left']) >= 0) { pos = [pos == 'right' || pos == 'left' ? pos : 'center', pos == 'top' || pos == 'bottom' ? pos : 'middle']; } if (pos.constructor != Array) { pos == ['center', 'middle'] } if (pos[0].constructor == Number) { left += pos[0]; } else { switch (pos[0]) { case 'left': left += 0; break; case 'right': left += (wnd.width()) - (this.uiDialog.width()); break; case 'center': default: left += (wnd.width() / 2) - (this.uiDialog.width() / 2); } } if (pos[1].constructor == Number) { top += pos[1]; } else { switch (pos[1]) { case 'top': top += 0; break; case 'bottom': top += (wnd.height()) - (this.uiDialog.height()); break; case 'middle': default: top += (wnd.height() / 2) - (this.uiDialog.height() / 2); } } top = top < minTop ? minTop : top; this.uiDialog.css({top: top, left: left}); }, open: function() { this.overlay = this.options.modal ? new $.ui.dialog.overlay(self) : null; this.uiDialog.appendTo('body'); this.position(this.options.position); this.uiDialog.show(); this.moveToTop(); this.activate(); // CALLBACK: open var openEV = null; var openUI = { options: this.options }; this.uiDialogTitlebarClose.focus(); $(this.element).triggerHandler("dialogopen", [openEV, openUI], this.options.open); }, activate: function() { // Move modeless dialogs to the top when they're activated. Even // if there is a modal dialog in the window, the modeless dialog // should be on top because it must have been opened after the modal // dialog. Modal dialogs don't get moved to the top because that // would make any modeless dialogs that it spawned unusable until // the modal dialog is closed. !this.options.modal && this.moveToTop(); }, moveToTop: function() { var maxZ = this.options.zIndex, options = this.options; $('.ui-dialog:visible').each(function() { maxZ = Math.max(maxZ, parseInt($(this).css('z-index'), 10) || options.zIndex); }); this.overlay && this.overlay.$el.css('z-index', ++maxZ); this.uiDialog.css('z-index', ++maxZ); }, close: function() { this.overlay && this.overlay.destroy(); this.uiDialog.hide(); // CALLBACK: close var closeEV = null; var closeUI = { options: this.options }; $(this.element).triggerHandler("dialogclose", [closeEV, closeUI], this.options.close); $.ui.dialog.overlay.resize(); }, destroy: function() { this.overlay && this.overlay.destroy(); this.uiDialog.hide(); $(this.element).unbind('.dialog').removeClass('ui-dialog-content').hide().appendTo('body'); this.uiDialog.remove(); $.removeData(this.element, "dialog"); } }); $.extend($.ui.dialog, { defaults: { autoOpen: true, bgiframe: false, buttons: {}, closeOnEscape: true, draggable: true, height: 200, minHeight: 100, minWidth: 150, modal: false, overlay: {}, position: 'center', resizable: true, width: 300, zIndex: 1000 }, overlay: function(dialog) { this.$el = $.ui.dialog.overlay.create(dialog); } }); $.extend($.ui.dialog.overlay, { instances: [], events: $.map('focus,mousedown,mouseup,keydown,keypress,click'.split(','), function(e) { return e + '.dialog-overlay'; }).join(' '), create: function(dialog) { if (this.instances.length === 0) { // prevent use of anchors and inputs $('a, :input').bind(this.events, function() { // allow use of the element if inside a dialog and // - there are no modal dialogs // - there are modal dialogs, but we are in front of the topmost modal var allow = false; var $dialog = $(this).parents('.ui-dialog'); if ($dialog.length) { var $overlays = $('.ui-dialog-overlay'); if ($overlays.length) { var maxZ = parseInt($overlays.css('z-index'), 10); $overlays.each(function() { maxZ = Math.max(maxZ, parseInt($(this).css('z-index'), 10)); }); allow = parseInt($dialog.css('z-index'), 10) > maxZ; } else { allow = true; } } return allow; }); // allow closing by pressing the escape key $(document).bind('keydown.dialog-overlay', function(e) { var ESC = 27; e.keyCode && e.keyCode == ESC && dialog.close(); }); // handle window resize $(window).bind('resize.dialog-overlay', $.ui.dialog.overlay.resize); } var $el = $('').appendTo(document.body) .addClass('ui-dialog-overlay').css($.extend({ borderWidth: 0, margin: 0, padding: 0, position: 'absolute', top: 0, left: 0, width: this.width(), height: this.height() }, dialog.options.overlay)); dialog.options.bgiframe && $.fn.bgiframe && $el.bgiframe(); this.instances.push($el); return $el; }, destroy: function($el) { this.instances.splice($.inArray(this.instances, $el), 1); if (this.instances.length === 0) { $('a, :input').add([document, window]).unbind('.dialog-overlay'); } $el.remove(); }, height: function() { if ($.browser.msie && $.browser.version < 7) { var scrollHeight = Math.max( document.documentElement.scrollHeight, document.body.scrollHeight ); var offsetHeight = Math.max( document.documentElement.offsetHeight, document.body.offsetHeight ); if (scrollHeight < offsetHeight) { return $(window).height() + 'px'; } else { return scrollHeight + 'px'; } } else { return $(document).height() + 'px'; } }, width: function() { if ($.browser.msie && $.browser.version < 7) { var scrollWidth = Math.max( document.documentElement.scrollWidth, document.body.scrollWidth ); var offsetWidth = Math.max( document.documentElement.offsetWidth, document.body.offsetWidth ); if (scrollWidth < offsetWidth) { return $(window).width() + 'px'; } else { return scrollWidth + 'px'; } } else { return $(document).width() + 'px'; } }, resize: function() { /* 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 shrinking the overlay before setting it * to the full document size. */ var $overlays = $([]); $.each($.ui.dialog.overlay.instances, function() { $overlays = $overlays.add(this); }); $overlays.css({ width: 0, height: 0 }).css({ width: $.ui.dialog.overlay.width(), height: $.ui.dialog.overlay.height() }); } }); $.extend($.ui.dialog.overlay.prototype, { destroy: function() { $.ui.dialog.overlay.destroy(this.$el); } }); })(jQuery);