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571 lines
20 KiB
JavaScript
571 lines
20 KiB
JavaScript
6 years ago
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/**
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* Boxy 0.1.4 - Facebook-style dialog, with frills
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*
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* (c) 2008 Jason Frame
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* Licensed under the MIT License (LICENSE)
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*/
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/*
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* jQuery plugin
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*
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* Options:
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* message: confirmation message for form submit hook (default: "Please confirm:")
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*
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* Any other options - e.g. 'clone' - will be passed onto the boxy constructor (or
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* Boxy.load for AJAX operations)
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*/
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jQuery.fn.boxy = function(options) {
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options = options || {};
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return this.each(function() {
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var node = this.nodeName.toLowerCase(), self = this;
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if (node == 'a') {
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jQuery(this).click(function() {
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var active = Boxy.linkedTo(this),
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href = this.getAttribute('href'),
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localOptions = jQuery.extend({actuator: this, title: this.title}, options);
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if (active) {
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active.show();
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} else if (href.indexOf('#') >= 0) {
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var content = jQuery(href.substr(href.indexOf('#'))),
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newContent = content.clone(true);
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content.remove();
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localOptions.unloadOnHide = false;
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new Boxy(newContent, localOptions);
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} else { // fall back to AJAX; could do with a same-origin check
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if (!localOptions.cache) localOptions.unloadOnHide = true;
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Boxy.load(this.href, localOptions);
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}
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return false;
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});
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} else if (node == 'form') {
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jQuery(this).bind('submit.boxy', function() {
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Boxy.confirm(options.message || 'Please confirm:', function() {
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jQuery(self).unbind('submit.boxy').submit();
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});
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return false;
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});
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}
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});
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};
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//
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// Boxy Class
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function Boxy(element, options) {
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this.boxy = jQuery(Boxy.WRAPPER);
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jQuery.data(this.boxy[0], 'boxy', this);
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this.visible = false;
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this.options = jQuery.extend({}, Boxy.DEFAULTS, options || {});
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if (this.options.modal) {
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this.options = jQuery.extend(this.options, {center: true, draggable: false});
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}
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// options.actuator == DOM element that opened this boxy
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// association will be automatically deleted when this boxy is remove()d
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if (this.options.actuator) {
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jQuery.data(this.options.actuator, 'active.boxy', this);
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}
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this.setContent(element || "<div></div>");
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this._setupTitleBar();
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this.boxy.css('display', 'none').appendTo(document.body);
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this.toTop();
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if (this.options.fixed) {
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if (jQuery.browser.msie && jQuery.browser.version < 7) {
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this.options.fixed = false; // IE6 doesn't support fixed positioning
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} else {
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this.boxy.addClass('fixed');
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}
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}
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if (this.options.center && Boxy._u(this.options.x, this.options.y)) {
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this.center();
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} else {
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this.moveTo(
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Boxy._u(this.options.x) ? this.options.x : Boxy.DEFAULT_X,
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Boxy._u(this.options.y) ? this.options.y : Boxy.DEFAULT_Y
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);
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}
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if (this.options.show) this.show();
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};
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Boxy.EF = function() {};
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jQuery.extend(Boxy, {
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WRAPPER: "<table cellspacing='0' cellpadding='0' border='0' class='boxy-wrapper'>" +
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"<tr><td class='top-left'></td><td class='top'></td><td class='top-right'></td></tr>" +
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"<tr><td class='left'></td><td class='boxy-inner'></td><td class='right'></td></tr>" +
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"<tr><td class='bottom-left'></td><td class='bottom'></td><td class='bottom-right'></td></tr>" +
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"</table>",
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DEFAULTS: {
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title: null, // titlebar text. titlebar will not be visible if not set.
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closeable: true, // display close link in titlebar?
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draggable: true, // can this dialog be dragged?
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clone: false, // clone content prior to insertion into dialog?
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actuator: null, // element which opened this dialog
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center: true, // center dialog in viewport?
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show: true, // show dialog immediately?
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modal: false, // make dialog modal?
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fixed: true, // use fixed positioning, if supported? absolute positioning used otherwise
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closeText: '[close]', // text to use for default close link
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unloadOnHide: false, // should this dialog be removed from the DOM after being hidden?
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clickToFront: false, // bring dialog to foreground on any click (not just titlebar)?
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behaviours: Boxy.EF, // function used to apply behaviours to all content embedded in dialog.
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afterDrop: Boxy.EF, // callback fired after dialog is dropped. executes in context of Boxy instance.
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afterShow: Boxy.EF, // callback fired after dialog becomes visible. executes in context of Boxy instance.
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afterHide: Boxy.EF, // callback fired after dialog is hidden. executed in context of Boxy instance.
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beforeUnload: Boxy.EF // callback fired after dialog is unloaded. executed in context of Boxy instance.
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},
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DEFAULT_X: 50,
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DEFAULT_Y: 50,
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zIndex: 1337,
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dragConfigured: false, // only set up one drag handler for all boxys
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resizeConfigured: false,
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dragging: null,
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// load a URL and display in boxy
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// url - url to load
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// options keys (any not listed below are passed to boxy constructor)
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// type: HTTP method, default: GET
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// cache: cache retrieved content? default: false
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// filter: jQuery selector used to filter remote content
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load: function(url, options) {
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options = options || {};
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var ajax = {
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url: url, type: 'GET', dataType: 'html', cache: false, success: function(html) {
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html = jQuery(html);
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if (options.filter) html = jQuery(options.filter, html);
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new Boxy(html, options);
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}
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};
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jQuery.each(['type', 'cache'], function() {
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if (this in options) {
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ajax[this] = options[this];
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delete options[this];
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}
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});
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jQuery.ajax(ajax);
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},
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// allows you to get a handle to the containing boxy instance of any element
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// e.g. <a href='#' onclick='alert(Boxy.get(this));'>inspect!</a>.
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// this returns the actual instance of the boxy 'class', not just a DOM element.
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// Boxy.get(this).hide() would be valid, for instance.
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get: function(ele) {
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var p = jQuery(ele).parents('.boxy-wrapper');
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return p.length ? jQuery.data(p[0], 'boxy') : null;
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},
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// returns the boxy instance which has been linked to a given element via the
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// 'actuator' constructor option.
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linkedTo: function(ele) {
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return jQuery.data(ele, 'active.boxy');
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},
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// displays an alert box with a given message, calling optional callback
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// after dismissal.
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alert: function(message, callback, options) {
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return Boxy.ask(message, ['OK'], callback, options);
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},
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// displays an alert box with a given message, calling after callback iff
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// user selects OK.
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confirm: function(message, after, options) {
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return Boxy.ask(message, ['OK', 'Cancel'], function(response) {
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if (response == 'OK') after();
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}, options);
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},
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// asks a question with multiple responses presented as buttons
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// selected item is returned to a callback method.
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// answers may be either an array or a hash. if it's an array, the
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// the callback will received the selected value. if it's a hash,
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// you'll get the corresponding key.
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ask: function(question, answers, callback, options) {
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options = jQuery.extend({modal: true, closeable: false},
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options || {},
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{show: true, unloadOnHide: true});
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var body = jQuery('<div></div>').append(jQuery('<div class="question"></div>').html(question));
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// ick
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var map = {}, answerStrings = [];
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if (answers instanceof Array) {
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for (var i = 0; i < answers.length; i++) {
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map[answers[i]] = answers[i];
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answerStrings.push(answers[i]);
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}
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} else {
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for (var k in answers) {
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map[answers[k]] = k;
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answerStrings.push(answers[k]);
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}
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}
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var buttons = jQuery('<form class="answers"></form>');
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buttons.html(jQuery.map(answerStrings, function(v) {
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return "<input type='button' value='" + v + "' />";
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}).join(' '));
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jQuery('input[type=button]', buttons).click(function() {
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var clicked = this;
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Boxy.get(this).hide(function() {
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if (callback) callback(map[clicked.value]);
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});
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});
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body.append(buttons);
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new Boxy(body, options);
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},
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// returns true if a modal boxy is visible, false otherwise
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isModalVisible: function() {
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return jQuery('.boxy-modal-blackout').length > 0;
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},
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_u: function() {
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for (var i = 0; i < arguments.length; i++)
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if (typeof arguments[i] != 'undefined') return false;
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return true;
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},
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_handleResize: function(evt) {
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var d = jQuery(document);
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jQuery('.boxy-modal-blackout').css('display', 'none').css({
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width: d.width(), height: d.height()
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}).css('display', 'block');
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},
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_handleDrag: function(evt) {
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var d;
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if (d = Boxy.dragging) {
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d[0].boxy.css({left: evt.pageX - d[1], top: evt.pageY - d[2]});
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}
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},
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_nextZ: function() {
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return Boxy.zIndex++;
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},
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_viewport: function() {
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var d = document.documentElement, b = document.body, w = window;
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return jQuery.extend(
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jQuery.browser.msie ?
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{ left: b.scrollLeft || d.scrollLeft, top: b.scrollTop || d.scrollTop } :
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{ left: w.pageXOffset, top: w.pageYOffset },
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!Boxy._u(w.innerWidth) ?
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{ width: w.innerWidth, height: w.innerHeight } :
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(!Boxy._u(d) && !Boxy._u(d.clientWidth) && d.clientWidth != 0 ?
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{ width: d.clientWidth, height: d.clientHeight } :
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{ width: b.clientWidth, height: b.clientHeight }) );
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}
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});
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Boxy.prototype = {
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// Returns the size of this boxy instance without displaying it.
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// Do not use this method if boxy is already visible, use getSize() instead.
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estimateSize: function() {
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this.boxy.css({visibility: 'hidden', display: 'block'});
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var dims = this.getSize();
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this.boxy.css('display', 'none').css('visibility', 'visible');
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return dims;
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},
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// Returns the dimensions of the entire boxy dialog as [width,height]
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getSize: function() {
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return [this.boxy.width(), this.boxy.height()];
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},
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// Returns the dimensions of the content region as [width,height]
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getContentSize: function() {
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var c = this.getContent();
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return [c.width(), c.height()];
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},
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// Returns the position of this dialog as [x,y]
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getPosition: function() {
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var b = this.boxy[0];
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return [b.offsetLeft, b.offsetTop];
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},
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// Returns the center point of this dialog as [x,y]
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getCenter: function() {
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var p = this.getPosition();
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var s = this.getSize();
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return [Math.floor(p[0] + s[0] / 2), Math.floor(p[1] + s[1] / 2)];
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},
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// Returns a jQuery object wrapping the inner boxy region.
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// Not much reason to use this, you're probably more interested in getContent()
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getInner: function() {
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return jQuery('.boxy-inner', this.boxy);
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},
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// Returns a jQuery object wrapping the boxy content region.
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// This is the user-editable content area (i.e. excludes titlebar)
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getContent: function() {
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return jQuery('.boxy-content', this.boxy);
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},
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// Replace dialog content
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setContent: function(newContent) {
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newContent = jQuery(newContent).css({display: 'block'}).addClass('boxy-content');
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if (this.options.clone) newContent = newContent.clone(true);
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this.getContent().remove();
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this.getInner().append(newContent);
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this._setupDefaultBehaviours(newContent);
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this.options.behaviours.call(this, newContent);
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return this;
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},
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// Move this dialog to some position, funnily enough
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moveTo: function(x, y) {
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this.moveToX(x).moveToY(y);
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return this;
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},
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// Move this dialog (x-coord only)
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moveToX: function(x) {
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if (typeof x == 'number') this.boxy.css({left: x});
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else this.centerX();
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return this;
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},
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// Move this dialog (y-coord only)
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moveToY: function(y) {
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if (typeof y == 'number') this.boxy.css({top: y});
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else this.centerY();
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return this;
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},
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// Move this dialog so that it is centered at (x,y)
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centerAt: function(x, y) {
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var s = this[this.visible ? 'getSize' : 'estimateSize']();
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if (typeof x == 'number') this.moveToX(x - s[0] / 2);
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if (typeof y == 'number') this.moveToY(y - s[1] / 2);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
centerAtX: function(x) {
|
||
|
|
return this.centerAt(x, null);
|
||
|
|
},
|
||
|
|
|
||
|
|
centerAtY: function(y) {
|
||
|
|
return this.centerAt(null, y);
|
||
|
|
},
|
||
|
|
|
||
|
|
// Center this dialog in the viewport
|
||
|
|
// axis is optional, can be 'x', 'y'.
|
||
|
|
center: function(axis) {
|
||
|
|
var v = Boxy._viewport();
|
||
|
|
var o = this.options.fixed ? [0, 0] : [v.left, v.top];
|
||
|
|
if (!axis || axis == 'x') this.centerAt(o[0] + v.width / 2, null);
|
||
|
|
if (!axis || axis == 'y') this.centerAt(null, o[1] + v.height / 2);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Center this dialog in the viewport (x-coord only)
|
||
|
|
centerX: function() {
|
||
|
|
return this.center('x');
|
||
|
|
},
|
||
|
|
|
||
|
|
// Center this dialog in the viewport (y-coord only)
|
||
|
|
centerY: function() {
|
||
|
|
return this.center('y');
|
||
|
|
},
|
||
|
|
|
||
|
|
// Resize the content region to a specific size
|
||
|
|
resize: function(width, height, after) {
|
||
|
|
if (!this.visible) return;
|
||
|
|
var bounds = this._getBoundsForResize(width, height);
|
||
|
|
this.boxy.css({left: bounds[0], top: bounds[1]});
|
||
|
|
this.getContent().css({width: bounds[2], height: bounds[3]});
|
||
|
|
if (after) after(this);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Tween the content region to a specific size
|
||
|
|
tween: function(width, height, after) {
|
||
|
|
if (!this.visible) return;
|
||
|
|
var bounds = this._getBoundsForResize(width, height);
|
||
|
|
var self = this;
|
||
|
|
this.boxy.stop().animate({left: bounds[0], top: bounds[1]});
|
||
|
|
this.getContent().stop().animate({width: bounds[2], height: bounds[3]}, function() {
|
||
|
|
if (after) after(self);
|
||
|
|
});
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Returns true if this dialog is visible, false otherwise
|
||
|
|
isVisible: function() {
|
||
|
|
return this.visible;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Make this boxy instance visible
|
||
|
|
show: function() {
|
||
|
|
if (this.visible) return;
|
||
|
|
if (this.options.modal) {
|
||
|
|
var self = this;
|
||
|
|
if (!Boxy.resizeConfigured) {
|
||
|
|
Boxy.resizeConfigured = true;
|
||
|
|
jQuery(window).resize(function() { Boxy._handleResize(); });
|
||
|
|
}
|
||
|
|
this.modalBlackout = jQuery('<div class="boxy-modal-blackout"></div>')
|
||
|
|
.css({zIndex: Boxy._nextZ(),
|
||
|
|
opacity: 0.7,
|
||
|
|
width: jQuery(document).width(),
|
||
|
|
height: jQuery(document).height()})
|
||
|
|
.appendTo(document.body);
|
||
|
|
this.toTop();
|
||
|
|
if (this.options.closeable) {
|
||
|
|
jQuery(document.body).bind('keypress.boxy', function(evt) {
|
||
|
|
var key = evt.which || evt.keyCode;
|
||
|
|
if (key == 27) {
|
||
|
|
self.hide();
|
||
|
|
jQuery(document.body).unbind('keypress.boxy');
|
||
|
|
}
|
||
|
|
});
|
||
|
|
}
|
||
|
|
}
|
||
|
|
this.boxy.stop().css({opacity: 1}).show();
|
||
|
|
this.visible = true;
|
||
|
|
this._fire('afterShow');
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Hide this boxy instance
|
||
|
|
hide: function(after) {
|
||
|
|
if (!this.visible) return;
|
||
|
|
var self = this;
|
||
|
|
if (this.options.modal) {
|
||
|
|
jQuery(document.body).unbind('keypress.boxy');
|
||
|
|
this.modalBlackout.animate({opacity: 0}, function() {
|
||
|
|
jQuery(this).remove();
|
||
|
|
});
|
||
|
|
}
|
||
|
|
this.boxy.stop().animate({opacity: 0}, 300, function() {
|
||
|
|
self.boxy.css({display: 'none'});
|
||
|
|
self.visible = false;
|
||
|
|
self._fire('afterHide');
|
||
|
|
if (after) after(self);
|
||
|
|
if (self.options.unloadOnHide) self.unload();
|
||
|
|
});
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
toggle: function() {
|
||
|
|
this[this.visible ? 'hide' : 'show']();
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
hideAndUnload: function(after) {
|
||
|
|
this.options.unloadOnHide = true;
|
||
|
|
this.hide(after);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
unload: function() {
|
||
|
|
this._fire('beforeUnload');
|
||
|
|
this.boxy.remove();
|
||
|
|
if (this.options.actuator) {
|
||
|
|
jQuery.data(this.options.actuator, 'active.boxy', false);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
// Move this dialog box above all other boxy instances
|
||
|
|
toTop: function() {
|
||
|
|
this.boxy.css({zIndex: Boxy._nextZ()});
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
// Returns the title of this dialog
|
||
|
|
getTitle: function() {
|
||
|
|
return jQuery('> .title-bar h2', this.getInner()).html();
|
||
|
|
},
|
||
|
|
|
||
|
|
// Sets the title of this dialog
|
||
|
|
setTitle: function(t) {
|
||
|
|
jQuery('> .title-bar h2', this.getInner()).html(t);
|
||
|
|
return this;
|
||
|
|
},
|
||
|
|
|
||
|
|
//
|
||
|
|
// Don't touch these privates
|
||
|
|
|
||
|
|
_getBoundsForResize: function(width, height) {
|
||
|
|
var csize = this.getContentSize();
|
||
|
|
var delta = [width - csize[0], height - csize[1]];
|
||
|
|
var p = this.getPosition();
|
||
|
|
return [Math.max(p[0] - delta[0] / 2, 0),
|
||
|
|
Math.max(p[1] - delta[1] / 2, 0), width, height];
|
||
|
|
},
|
||
|
|
|
||
|
|
_setupTitleBar: function() {
|
||
|
|
if (this.options.title) {
|
||
|
|
var self = this;
|
||
|
|
var tb = jQuery("<div class='title-bar'></div>").html("<h2>" + this.options.title + "</h2>");
|
||
|
|
if (this.options.closeable) {
|
||
|
|
tb.append(jQuery("<a href='#' class='close'></a>").html(this.options.closeText));
|
||
|
|
}
|
||
|
|
if (this.options.draggable) {
|
||
|
|
tb[0].onselectstart = function() { return false; }
|
||
|
|
tb[0].unselectable = 'on';
|
||
|
|
tb[0].style.MozUserSelect = 'none';
|
||
|
|
if (!Boxy.dragConfigured) {
|
||
|
|
jQuery(document).mousemove(Boxy._handleDrag);
|
||
|
|
Boxy.dragConfigured = true;
|
||
|
|
}
|
||
|
|
tb.mousedown(function(evt) {
|
||
|
|
self.toTop();
|
||
|
|
Boxy.dragging = [self, evt.pageX - self.boxy[0].offsetLeft, evt.pageY - self.boxy[0].offsetTop];
|
||
|
|
jQuery(this).addClass('dragging');
|
||
|
|
}).mouseup(function() {
|
||
|
|
jQuery(this).removeClass('dragging');
|
||
|
|
Boxy.dragging = null;
|
||
|
|
self._fire('afterDrop');
|
||
|
|
});
|
||
|
|
}
|
||
|
|
this.getInner().prepend(tb);
|
||
|
|
this._setupDefaultBehaviours(tb);
|
||
|
|
}
|
||
|
|
},
|
||
|
|
|
||
|
|
_setupDefaultBehaviours: function(root) {
|
||
|
|
var self = this;
|
||
|
|
if (this.options.clickToFront) {
|
||
|
|
root.click(function() { self.toTop(); });
|
||
|
|
}
|
||
|
|
jQuery('.close', root).click(function() {
|
||
|
|
self.hide();
|
||
|
|
return false;
|
||
|
|
}).mousedown(function(evt) { evt.stopPropagation(); });
|
||
|
|
},
|
||
|
|
|
||
|
|
_fire: function(event) {
|
||
|
|
this.options[event].call(this);
|
||
|
|
}
|
||
|
|
|
||
|
|
};
|