jquery.alerts.js(jQuery Alert, Confirm, Prompt)

// jQuery Alert Dialogs Plugin // // Version 1.1 // // Cory S.N. LaViska // A Beautiful Site (http://abeautifulsite.net/) // 14 May 2009 // // Visit http://abeautifulsite.net/notebook/87 for more information // // Usage: // jAlert( message, [title, callback] ) // jConfirm( message, [title, callback] ) // jPrompt( message, [value, title, callback] ) // // History: // // 1.00 - Released (29 December 2008) // // 1.01 - Fixed bug where unbinding would destroy all resize events // // License: // // This plugin is dual-licensed under the GNU General Public License and the MIT License and // is copyright 2008 A Beautiful Site, LLC. // (function($) { $.alerts = { // These properties can be read/written by accessing $.alerts.propertyName from your scripts at any time verticalOffset: -75, // vertical offset of the dialog from center screen, in pixels horizontalOffset: 0, // horizontal offset of the dialog from center screen, in pixels/ repositionOnResize: true, // re-centers the dialog on window resize overlayOpacity: .01, // transparency level of overlay overlayColor: '#FFF', // base color of overlay draggable: true, // make the dialogs draggable (requires UI Draggables plugin) okButton: '&nbsp;OK&nbsp;', // text for the OK button cancelButton: '&nbsp;Cancel&nbsp;', // text for the Cancel button dialogClass: null, // if specified, this class will be applied to all dialogs // Public methods alert: function(message, title, callback) { if( title == null ) title = 'Alert'; $.alerts._show(title, message, null, 'alert', function(result) { if( callback ) callback(result); }); }, confirm: function(message, title, callback) { if( title == null ) title = 'Confirm'; $.alerts._show(title, message, null, 'confirm', function(result) { if( callback ) callback(result); }); }, prompt: function(message, value, title, callback) { if( title == null ) title = 'Prompt'; $.alerts._show(title, message, value, 'prompt', function(result) { if( callback ) callback(result); }); }, // Private methods _show: function(title, msg, value, type, callback) { $.alerts._hide(); $.alerts._overlay('show'); $("BODY").append( '<div id="popup_container">' + '<h1 id="popup_title"></h1>' + '<div id="popup_content">' + '<div id="popup_message"></div>' + '</div>' + '</div>'); if( $.alerts.dialogClass ) $("#popup_container").addClass($.alerts.dialogClass); // IE6 Fix var pos = ($.browser.msie && parseInt($.browser.version) <= 6 ) ? 'absolute' : 'fixed'; $("#popup_container").css({ position: pos, zIndex: 99999, padding: 0, margin: 0 }); $("#popup_title").text(title); $("#popup_content").addClass(type); $("#popup_message").text(msg); $("#popup_message").html( $("#popup_message").text().replace(/\n/g, '<br />') ); $("#popup_container").css({ minWidth: $("#popup_container").outerWidth(), maxWidth: $("#popup_container").outerWidth() }); $.alerts._reposition(); $.alerts._maintainPosition(true); switch( type ) { case 'alert': $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /></div>'); $("#popup_ok").click( function() { $.alerts._hide(); callback(true); }); $("#popup_ok").focus().keypress( function(e) { if( e.keyCode == 13 || e.keyCode == 27 ) $("#popup_ok").trigger('click'); }); break; case 'confirm': $("#popup_message").after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>'); $("#popup_ok").click( function() { $.alerts._hide(); if( callback ) callback(true); }); $("#popup_cancel").click( function() { $.alerts._hide(); if( callback ) callback(false); }); $("#popup_ok").focus(); $("#popup_ok, #popup_cancel").keypress( function(e) { if( e.keyCode == 13 ) $("#popup_ok").trigger('click'); if( e.keyCode == 27 ) $("#popup_cancel").trigger('click'); }); break; case 'prompt': $("#popup_message").append('<br /><input type="text" size="30" id="popup_prompt" />').after('<div id="popup_panel"><input type="button" value="' + $.alerts.okButton + '" id="popup_ok" /> <input type="button" value="' + $.alerts.cancelButton + '" id="popup_cancel" /></div>'); $("#popup_prompt").width( $("#popup_message").width() ); $("#popup_ok").click( function() { var val = $("#popup_prompt").val(); $.alerts._hide(); if( callback ) callback( val ); }); $("#popup_cancel").click( function() { $.alerts._hide(); if( callback ) callback( null ); }); $("#popup_prompt, #popup_ok, #popup_cancel").keypress( function(e) { if( e.keyCode == 13 ) $("#popup_ok").trigger('click'); if( e.keyCode == 27 ) $("#popup_cancel").trigger('click'); }); if( value ) $("#popup_prompt").val(value); $("#popup_prompt").focus().select(); break; } // Make draggable if( $.alerts.draggable ) { try { $("#popup_container").draggable({ handle: $("#popup_title") }); $("#popup_title").css({ cursor: 'move' }); } catch(e) { /* requires jQuery UI draggables */ } } }, _hide: function() { $("#popup_container").remove(); $.alerts._overlay('hide'); $.alerts._maintainPosition(false); }, _overlay: function(status) { switch( status ) { case 'show': $.alerts._overlay('hide'); $("BODY").append('<div id="popup_overlay"></div>'); $("#popup_overlay").css({ position: 'absolute', zIndex: 99998, top: '0px', left: '0px', width: '100%', height: $(document).height(), background: $.alerts.overlayColor, opacity: $.alerts.overlayOpacity }); break; case 'hide': $("#popup_overlay").remove(); break; } }, _reposition: function() { var top = (($(window).height() / 2) - ($("#popup_container").outerHeight() / 2)) + $.alerts.verticalOffset; var left = (($(window).width() / 2) - ($("#popup_container").outerWidth() / 2)) + $.alerts.horizontalOffset; if( top < 0 ) top = 0; if( left < 0 ) left = 0; // IE6 fix if( $.browser.msie && parseInt($.browser.version) <= 6 ) top = top + $(window).scrollTop(); $("#popup_container").css({ top: top + 'px', left: left + 'px' }); $("#popup_overlay").height( $(document).height() ); }, _maintainPosition: function(status) { if( $.alerts.repositionOnResize ) { switch(status) { case true: $(window).bind('resize', $.alerts._reposition); break; case false: $(window).unbind('resize', $.alerts._reposition); break; } } } } // Shortuct functions jAlert = function(message, title, callback) { $.alerts.alert(message, title, callback); } jConfirm = function(message, title, callback) { $.alerts.confirm(message, title, callback); }; jPrompt = function(message, value, title, callback) { $.alerts.prompt(message, value, title, callback); }; })(jQuery);