S2OJ/uoj/1/js/jquery.modal.js
2018-09-20 17:21:40 +08:00

229 lines
6.7 KiB
JavaScript

/*
A simple jQuery modal (http://github.com/kylefox/jquery-modal)
Version 0.5.5
*/
(function($) {
var current = null;
$.ts_modal = function(el, options) {
$.ts_modal.close(); // Close any open modals.
var remove, target;
this.$body = $('body');
this.options = $.extend({}, $.ts_modal.defaults, options);
this.options.doFade = !isNaN(parseInt(this.options.fadeDuration, 10));
if (el.is('a')) {
target = el.attr('href');
//Select element by id from href
if (/^#/.test(target)) {
this.$elm = $(target);
if (this.$elm.length !== 1) return null;
this.open();
//AJAX
} else {
this.$elm = $('<div>');
this.$body.append(this.$elm);
remove = function(event, modal) { modal.elm.remove(); };
this.showSpinner();
el.trigger($.ts_modal.AJAX_SEND);
$.get(target).done(function(html) {
if (!current) return;
el.trigger($.ts_modal.AJAX_SUCCESS);
current.$elm.empty().append(html).on($.ts_modal.CLOSE, remove);
current.hideSpinner();
current.open();
el.trigger($.ts_modal.AJAX_COMPLETE);
}).fail(function() {
el.trigger($.ts_modal.AJAX_FAIL);
current.hideSpinner();
el.trigger($.ts_modal.AJAX_COMPLETE);
});
}
} else {
this.$elm = el;
this.open();
}
};
$.ts_modal.prototype = {
constructor: $.ts_modal,
open: function() {
var m = this;
if(this.options.doFade) {
this.block();
setTimeout(function() {
m.show();
}, this.options.fadeDuration * this.options.fadeDelay);
} else {
this.block();
this.show();
}
if (this.options.escapeClose) {
$(document).on('keydown.ts_modal', function(event) {
if (event.which == 27) $.ts_modal.close();
});
}
if (this.options.clickClose) this.blocker.click($.ts_modal.close);
},
close: function() {
this.unblock();
this.hide();
$(document).off('keydown.ts_modal');
},
block: function() {
var initialOpacity = this.options.doFade ? 0 : this.options.opacity;
this.$elm.trigger($.ts_modal.BEFORE_BLOCK, [this._ctx()]);
this.blocker = $('<div class="jquery-ts-modal blocker"></div>').css({
top: 0, right: 0, bottom: 0, left: 0,
width: "100%", height: "100%",
position: "fixed",
zIndex: this.options.zIndex,
background: this.options.overlay,
opacity: initialOpacity
});
this.$body.append(this.blocker);
if(this.options.doFade) {
this.blocker.animate({opacity: this.options.opacity}, this.options.fadeDuration);
}
this.$elm.trigger($.ts_modal.BLOCK, [this._ctx()]);
},
unblock: function() {
if(this.options.doFade) {
this.blocker.fadeOut(this.options.fadeDuration, function() {
$(this).remove();
});
} else {
this.blocker.remove();
}
},
show: function() {
this.$elm.trigger($.ts_modal.BEFORE_OPEN, [this._ctx()]);
if (this.options.showClose) {
this.closeButton = $('<a href="#close-ts-modal" rel="ts_modal:close" class="close-ts-modal ' + this.options.closeClass + '">' + this.options.closeText + '</a>');
this.$elm.append(this.closeButton);
}
this.$elm.addClass(this.options.modalClass + ' current');
this.center();
if(this.options.doFade) {
this.$elm.fadeIn(this.options.fadeDuration);
} else {
this.$elm.show();
}
this.$elm.trigger($.ts_modal.OPEN, [this._ctx()]);
},
hide: function() {
this.$elm.trigger($.ts_modal.BEFORE_CLOSE, [this._ctx()]);
if (this.closeButton) this.closeButton.remove();
this.$elm.removeClass('current');
if(this.options.doFade) {
this.$elm.fadeOut(this.options.fadeDuration);
} else {
this.$elm.hide();
}
this.$elm.trigger($.ts_modal.CLOSE, [this._ctx()]);
},
showSpinner: function() {
if (!this.options.showSpinner) return;
this.spinner = this.spinner || $('<div class="' + this.options.modalClass + '-spinner"></div>')
.append(this.options.spinnerHtml);
this.$body.append(this.spinner);
this.spinner.show();
},
hideSpinner: function() {
if (this.spinner) this.spinner.remove();
},
center: function() {
this.$elm.css({
position: 'fixed',
top: "50%",
left: "50%",
marginTop: - (this.$elm.outerHeight() / 2),
marginLeft: - (this.$elm.outerWidth() / 2),
zIndex: this.options.zIndex + 1
});
},
//Return context for custom events
_ctx: function() {
return { elm: this.$elm, blocker: this.blocker, options: this.options };
}
};
//resize is alias for center for now
$.ts_modal.prototype.resize = $.ts_modal.prototype.center;
$.ts_modal.close = function(event) {
if (!current) return;
if (event) event.preventDefault();
current.close();
var that = current.$elm;
current = null;
return that;
};
$.ts_modal.resize = function() {
if (!current) return;
current.resize();
};
// Returns if there currently is an active modal
$.ts_modal.isActive = function () {
return current ? true : false;
};
$.ts_modal.defaults = {
overlay: "#000",
opacity: 0.75,
zIndex: 1,
escapeClose: true,
clickClose: true,
closeText: 'Close',
closeClass: '',
modalClass: "ts-modal",
spinnerHtml: null,
showSpinner: true,
showClose: true,
fadeDuration: null, // Number of milliseconds the fade animation takes.
fadeDelay: 1.0 // Point during the overlay's fade-in that the modal begins to fade in (.5 = 50%, 1.5 = 150%, etc.)
};
// Event constants
$.ts_modal.BEFORE_BLOCK = 'ts_modal:before-block';
$.ts_modal.BLOCK = 'ts_modal:block';
$.ts_modal.BEFORE_OPEN = 'ts_modal:before-open';
$.ts_modal.OPEN = 'ts_modal:open';
$.ts_modal.BEFORE_CLOSE = 'ts_modal:before-close';
$.ts_modal.CLOSE = 'ts_modal:close';
$.ts_modal.AJAX_SEND = 'ts_modal:ajax:send';
$.ts_modal.AJAX_SUCCESS = 'ts_modal:ajax:success';
$.ts_modal.AJAX_FAIL = 'ts_modal:ajax:fail';
$.ts_modal.AJAX_COMPLETE = 'ts_modal:ajax:complete';
$.fn.ts_modal = function(options){
if (this.length === 1) {
current = new $.ts_modal(this, options);
}
return this;
};
// add window resize event
$(window).on('resize', $.ts_modal.resize)
// Automatically bind links with rel="modal:close" to, well, close the modal.
$(document).on('click.ts_modal', 'a[rel="ts_modal:close"]', $.ts_modal.close);
$(document).on('click.ts_modal', 'a[rel="ts_modal:open"]', function(event) {
event.preventDefault();
$(this).ts_modal();
});
})(jQuery);