Synnefo

// 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: ' OK ',         // text for the OK button

                cancelButton: ' Cancel ', // 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);