/*! * jQuery UI Selectable @VERSION * http://jqueryui.com * * Copyright jQuery Foundation and other contributors * Released under the MIT license. * http://jquery.org/license */ //>>label: Selectable //>>group: Interactions //>>description: Allows groups of elements to be selected with the mouse. //>>docs: http://api.jqueryui.com/selectable/ //>>demos: http://jqueryui.com/selectable/ //>>css.structure: ../themes/base/selectable.css ( function( factory ) { if ( typeof define === "function" && define.amd ) { // AMD. Register as an anonymous module. define( [ "jquery", "./mouse", "../version", "../widget" ], factory ); } else { // Browser globals factory( jQuery ); } }( function( $ ) { return $.widget( "ui.selectable", $.ui.mouse, { version: "@VERSION", options: { appendTo: "body", autoRefresh: true, distance: 0, filter: "*", tolerance: "touch", // Callbacks selected: null, selecting: null, start: null, stop: null, unselected: null, unselecting: null }, _create: function() { var that = this; this._addClass( "ui-selectable" ); this.dragged = false; // Cache selectee children based on filter this.refresh = function() { that.selectees = $( that.options.filter, that.element[ 0 ] ); that._addClass( that.selectees, "ui-selectee" ); that.selectees.each( function() { var $this = $( this ), pos = $this.offset(); $.data( this, "selectable-item", { element: this, $element: $this, left: pos.left, top: pos.top, right: pos.left + $this.outerWidth(), bottom: pos.top + $this.outerHeight(), startselected: false, selected: $this.hasClass( "ui-selected" ), selecting: $this.hasClass( "ui-selecting" ), unselecting: $this.hasClass( "ui-unselecting" ) } ); } ); }; this.refresh(); this._mouseInit(); this.helper = $( "
" ); this._addClass( this.helper, "ui-selectable-helper" ); }, _destroy: function() { this.selectees.removeData( "selectable-item" ); this._mouseDestroy(); }, _mouseStart: function( event ) { var that = this, options = this.options; this.opos = [ event.pageX, event.pageY ]; if ( this.options.disabled ) { return; } this.selectees = $( options.filter, this.element[ 0 ] ); this._trigger( "start", event ); $( options.appendTo ).append( this.helper ); // position helper (lasso) this.helper.css( { "left": event.pageX, "top": event.pageY, "width": 0, "height": 0 } ); if ( options.autoRefresh ) { this.refresh(); } this.selectees.filter( ".ui-selected" ).each( function() { var selectee = $.data( this, "selectable-item" ); selectee.startselected = true; if ( !event.metaKey && !event.ctrlKey ) { that._removeClass( selectee.$element, "ui-selected" ); selectee.selected = false; that._addClass( selectee.$element, "ui-unselecting" ); selectee.unselecting = true; // selectable UNSELECTING callback that._trigger( "unselecting", event, { unselecting: selectee.element } ); } } ); $( event.target ).parents().addBack().each( function() { var doSelect, selectee = $.data( this, "selectable-item" ); if ( selectee ) { doSelect = ( !event.metaKey && !event.ctrlKey ) || !selectee.$element.hasClass( "ui-selected" ); that._removeClass( selectee.$element, doSelect ? "ui-unselecting" : "ui-selected" ) ._addClass( selectee.$element, doSelect ? "ui-selecting" : "ui-unselecting" ); selectee.unselecting = !doSelect; selectee.selecting = doSelect; selectee.selected = doSelect; // selectable (UN)SELECTING callback if ( doSelect ) { that._trigger( "selecting", event, { selecting: selectee.element } ); } else { that._trigger( "unselecting", event, { unselecting: selectee.element } ); } return false; } } ); }, _mouseDrag: function( event ) { this.dragged = true; if ( this.options.disabled ) { return; } var tmp, that = this, options = this.options, x1 = this.opos[ 0 ], y1 = this.opos[ 1 ], x2 = event.pageX, y2 = event.pageY; if ( x1 > x2 ) { tmp = x2; x2 = x1; x1 = tmp; } if ( y1 > y2 ) { tmp = y2; y2 = y1; y1 = tmp; } this.helper.css( { left: x1, top: y1, width: x2 - x1, height: y2 - y1 } ); this.selectees.each( function() { var selectee = $.data( this, "selectable-item" ), hit = false; //prevent helper from being selected if appendTo: selectable if ( !selectee || selectee.element === that.element[ 0 ] ) { return; } if ( options.tolerance === "touch" ) { hit = ( !( selectee.left > x2 || selectee.right < x1 || selectee.top > y2 || selectee.bottom < y1 ) ); } else if ( options.tolerance === "fit" ) { hit = ( selectee.left > x1 && selectee.right < x2 && selectee.top > y1 && selectee.bottom < y2 ); } if ( hit ) { // SELECT if ( selectee.selected ) { that._removeClass( selectee.$element, "ui-selected" ); selectee.selected = false; } if ( selectee.unselecting ) { that._removeClass( selectee.$element, "ui-unselecting" ); selectee.unselecting = false; } if ( !selectee.selecting ) { that._addClass( selectee.$element, "ui-selecting" ); selectee.selecting = true; // selectable SELECTING callback that._trigger( "selecting", event, { selecting: selectee.element } ); } } else { // UNSELECT if ( selectee.selecting ) { if ( ( event.metaKey || event.ctrlKey ) && selectee.startselected ) { that._removeClass( selectee.$element, "ui-selecting" ); selectee.selecting = false; that._addClass( selectee.$element, "ui-selected" ); selectee.selected = true; } else { that._removeClass( selectee.$element, "ui-selecting" ); selectee.selecting = false; if ( selectee.startselected ) { that._addClass( selectee.$element, "ui-unselecting" ); selectee.unselecting = true; } // selectable UNSELECTING callback that._trigger( "unselecting", event, { unselecting: selectee.element } ); } } if ( selectee.selected ) { if ( !event.metaKey && !event.ctrlKey && !selectee.startselected ) { that._removeClass( selectee.$element, "ui-selected" ); selectee.selected = false; that._addClass( selectee.$element, "ui-unselecting" ); selectee.unselecting = true; // selectable UNSELECTING callback that._trigger( "unselecting", event, { unselecting: selectee.element } ); } } } } ); return false; }, _mouseStop: function( event ) { var that = this; this.dragged = false; $( ".ui-unselecting", this.element[ 0 ] ).each( function() { var selectee = $.data( this, "selectable-item" ); that._removeClass( selectee.$element, "ui-unselecting" ); selectee.unselecting = false; selectee.startselected = false; that._trigger( "unselected", event, { unselected: selectee.element } ); } ); $( ".ui-selecting", this.element[ 0 ] ).each( function() { var selectee = $.data( this, "selectable-item" ); that._removeClass( selectee.$element, "ui-selecting" ) ._addClass( selectee.$element, "ui-selected" ); selectee.selecting = false; selectee.selected = true; selectee.startselected = true; that._trigger( "selected", event, { selected: selectee.element } ); } ); this._trigger( "stop", event ); this.helper.remove(); return false; } } ); } ) ); ='n116' href='#n116'>116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261