| 1 | (function($) { |
| 2 | var settings = { |
| 3 | 'name': '', |
| 4 | 'verbose_name': '', |
| 5 | 'is_stacked': 0, |
| 6 | 'admin_media_prefix': '', |
| 7 | 'select': function select(options, from, to) { |
| 8 | SelectBox.move(from.attr('id'), to.attr('id')); |
| 9 | SelectBox.sort(to.attr('id')); |
| 10 | SelectBox.redisplay(to.attr('id')); |
| 11 | }, |
| 12 | 'deselect': function deselect(options, from, to) { |
| 13 | SelectBox.move(from.attr('id'), to.attr('id')); |
| 14 | SelectBox.sort(to.attr('id')); |
| 15 | SelectBox.redisplay(to.attr('id')); |
| 16 | }, |
| 17 | } |
| 18 | |
| 19 | var methods = { |
| 20 | init: function(options) { |
| 21 | $.extend(settings, options); |
| 22 | var choices = this; |
| 23 | var stack_class = settings.is_stacked ? 'selector stacked' : 'selector'; |
| 24 | var selector = $('<div>').addClass(stack_class); |
| 25 | |
| 26 | choices.parent().append(selector); |
| 27 | choices.attr({ |
| 28 | 'id': choices.attr('id') + '_from', |
| 29 | 'name': choices.attr('name') + '_old' |
| 30 | }); |
| 31 | |
| 32 | var search = $('<input>').attr({ |
| 33 | 'id': "id_" + settings.name + '_input', |
| 34 | 'type': "text", |
| 35 | }); |
| 36 | |
| 37 | $('<div>').addClass('selector-available') |
| 38 | .append($('<h2>').text(gettext('Available ') + settings.verbose_name)) |
| 39 | .append( |
| 40 | $('<p>').addClass('selector-filter') |
| 41 | .append( |
| 42 | $('<label>').attr('for', search.attr('id')).css({'width': "16px", 'padding': "2px"}) |
| 43 | .append( |
| 44 | $('<img>').attr('src', settings.admin_media_prefix + 'img/admin/selector-search.gif') |
| 45 | ) |
| 46 | ) |
| 47 | .append(search) |
| 48 | ).append(choices) |
| 49 | .append($('<a>').addClass('selector-chooseall').text(gettext('Choose all')).attr('href', '#')) |
| 50 | .appendTo(selector); |
| 51 | |
| 52 | $('<ul>').addClass('selector-chooser') |
| 53 | .append($('<a>').addClass('selector-add').text(gettext('Add'))) |
| 54 | .append($('<a>').addClass('selector-remove').text(gettext('Remove'))) |
| 55 | .appendTo(selector); |
| 56 | |
| 57 | var selected = $('<select>').addClass('filtered').attr({ |
| 58 | 'id': 'id_' + settings.name + '_to', |
| 59 | 'multiple': 'multiple', |
| 60 | 'name': settings.name |
| 61 | }); |
| 62 | |
| 63 | $('<div>').addClass('selector-chosen') |
| 64 | .append($('<h2>').text('Chosen ' + settings.verbose_name)) |
| 65 | .append( |
| 66 | $('<p>').addClass('selector-filter') |
| 67 | .text(gettext('Select your choice(s) and click ')) |
| 68 | .append( |
| 69 | $('<img>').attr({ |
| 70 | 'src': settings.admin_media_prefix + 'img/admin/selector-add.gif', |
| 71 | 'alt': gettext('Add') |
| 72 | }) |
| 73 | ) |
| 74 | ).append(selected) |
| 75 | .append( |
| 76 | $('<a>').addClass('selector-clearall') |
| 77 | .text(gettext('Clear all')) |
| 78 | .attr('href', '#') |
| 79 | ).appendTo(selector); |
| 80 | |
| 81 | |
| 82 | SelectBox.init(choices.attr('id')); |
| 83 | SelectBox.init(selected.attr('id')); |
| 84 | // if this is a saved instance, move the already selected options across |
| 85 | // to the selected list. |
| 86 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 87 | |
| 88 | // hook up selection events. |
| 89 | $(search).keyup(function(event) { |
| 90 | if ((event.which && event.which == 13) || (event.keyCode && event.keyCode == 13)) { |
| 91 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 92 | return false; |
| 93 | } |
| 94 | SelectBox.filter(choices.attr('id'), $(this).val()); |
| 95 | return true; |
| 96 | }); |
| 97 | $('.selector-chooseall').click(function() { |
| 98 | settings.select(choices.children(), choices, selected); |
| 99 | return false; |
| 100 | }) |
| 101 | |
| 102 | $('.selector-clearall').click(function() { |
| 103 | settings.deselect(selected.children(), selected, choices); |
| 104 | return false; |
| 105 | }) |
| 106 | |
| 107 | $('.selector-add').click(function() { |
| 108 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 109 | return false; |
| 110 | }); |
| 111 | |
| 112 | $('.selector-remove').click(function() { |
| 113 | settings.deselect(selected.children().filter(':selected'), selected, choices); |
| 114 | return false; |
| 115 | }); |
| 116 | |
| 117 | choices.dblclick(function() { |
| 118 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 119 | }); |
| 120 | |
| 121 | selected.dblclick(function() { |
| 122 | settings.deselect(selected.children().filter(':selected'), selected, choices); |
| 123 | }); |
| 124 | |
| 125 | choices.keypress(function(event) { |
| 126 | event.which = event.which ? event.which : event.keyCode; |
| 127 | switch(event.which) { |
| 128 | case 13: |
| 129 | // enter pressed -- don't submit form but move current selection. |
| 130 | var temp = this.selectedIndex; |
| 131 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 132 | this.selectedIndex = (temp == this.length) ? this.length - 1 : temp; |
| 133 | return false; |
| 134 | break; |
| 135 | case 38: |
| 136 | // up arrow -- wrap around |
| 137 | this.selectedIndex = (this.selectedIndex == 0) ? this.length - 1 : this.selectedIndex; |
| 138 | break; |
| 139 | case 39: |
| 140 | // right arrow -- move across |
| 141 | var temp = this.selectedIndex; |
| 142 | settings.select(choices.children().filter(':selected'), choices, selected); |
| 143 | this.selectedIndex = (temp == this.length) ? this.length - 1 : temp; |
| 144 | return false; |
| 145 | break; |
| 146 | case 40: |
| 147 | // down arrow -- wrap around |
| 148 | this.selectedIndex = (this.length == this.selectedIndex + 1) ? 0 : this.selectedIndex; |
| 149 | break; |
| 150 | } |
| 151 | return true; |
| 152 | }); |
| 153 | |
| 154 | $('form').submit(function() { |
| 155 | selected.children().each(function(i, option) { |
| 156 | $(option).attr('selected', 'selected'); |
| 157 | }); |
| 158 | return true; |
| 159 | }); |
| 160 | }, |
| 161 | } |
| 162 | |
| 163 | $.fn.selectFilter = function(method) { |
| 164 | if (methods[method]) { |
| 165 | return methods[method].apply(this, Array.prototype.slice.call(arguments, 1)); |
| 166 | } else if (typeof method === 'object' || !method ) { |
| 167 | return methods.init.apply(this, arguments); |
| 168 | } else { |
| 169 | $.error('Method ' + method + ' does not exist on jQuery.selectFilter'); |
| 170 | } |
| 171 | }; |
| 172 | })(django.jQuery); |