git.roojs.org Git - roojs1/blob - Roo/bootstrap/ComboBox.js

   1 /*
   2  * - LGPL
   3  * *
   4  */
   5
   6 /**
   7  * @class Roo.bootstrap.ComboBox
   8  * @extends Roo.bootstrap.TriggerField
   9  * A combobox control with support for autocomplete, remote-loading, paging and many other features.
  10  * @cfg {Boolean} append (true|false) default false
  11  * @cfg {Boolean} autoFocus (true|false) auto focus the first item, default true
  12  * @cfg {Boolean} tickable ComboBox with tickable selections (true|false), default false
  13  * @cfg {Boolean} triggerList trigger show the list or not (true|false) default true
  14  * @cfg {Boolean} showToggleBtn show toggle button or not (true|false) default true
  15  * @cfg {String} btnPosition set the position of the trigger button (left | right) default right
  16  * @cfg {Boolean} animate default true
  17  * @cfg {Boolean} emptyResultText only for touch device
  18  * @cfg {String} triggerText multiple combobox trigger button text default 'Select'
  19  * @cfg {String} emptyTitle default ''
  20  * @constructor
  21  * Create a new ComboBox.
  22  * @param {Object} config Configuration options
  23  */
  24 Roo.bootstrap.ComboBox = function(config){
  25     Roo.bootstrap.ComboBox.superclass.constructor.call(this, config);
  26     this.addEvents({
  27         /**
  28          * @event expand
  29          * Fires when the dropdown list is expanded
  30         * @param {Roo.bootstrap.ComboBox} combo This combo box
  31         */
  32         'expand' : true,
  33         /**
  34          * @event collapse
  35          * Fires when the dropdown list is collapsed
  36         * @param {Roo.bootstrap.ComboBox} combo This combo box
  37         */
  38         'collapse' : true,
  39         /**
  40          * @event beforeselect
  41          * Fires before a list item is selected. Return false to cancel the selection.
  42         * @param {Roo.bootstrap.ComboBox} combo This combo box
  43         * @param {Roo.data.Record} record The data record returned from the underlying store
  44         * @param {Number} index The index of the selected item in the dropdown list
  45         */
  46         'beforeselect' : true,
  47         /**
  48          * @event select
  49          * Fires when a list item is selected
  50         * @param {Roo.bootstrap.ComboBox} combo This combo box
  51         * @param {Roo.data.Record} record The data record returned from the underlying store (or false on clear)
  52         * @param {Number} index The index of the selected item in the dropdown list
  53         */
  54         'select' : true,
  55         /**
  56          * @event beforequery
  57          * Fires before all queries are processed. Return false to cancel the query or set cancel to true.
  58          * The event object passed has these properties:
  59         * @param {Roo.bootstrap.ComboBox} combo This combo box
  60         * @param {String} query The query
  61         * @param {Boolean} forceAll true to force "all" query
  62         * @param {Boolean} cancel true to cancel the query
  63         * @param {Object} e The query event object
  64         */
  65         'beforequery': true,
  66          /**
  67          * @event add
  68          * Fires when the 'add' icon is pressed (add a listener to enable add button)
  69         * @param {Roo.bootstrap.ComboBox} combo This combo box
  70         */
  71         'add' : true,
  72         /**
  73          * @event edit
  74          * Fires when the 'edit' icon is pressed (add a listener to enable add button)
  75         * @param {Roo.bootstrap.ComboBox} combo This combo box
  76         * @param {Roo.data.Record|false} record The data record returned from the underlying store (or false on nothing selected)
  77         */
  78         'edit' : true,
  79         /**
  80          * @event remove
  81          * Fires when the remove value from the combobox array
  82         * @param {Roo.bootstrap.ComboBox} combo This combo box
  83         */
  84         'remove' : true,
  85         /**
  86          * @event afterremove
  87          * Fires when the remove value from the combobox array
  88         * @param {Roo.bootstrap.ComboBox} combo This combo box
  89         */
  90         'afterremove' : true,
  91         /**
  92          * @event specialfilter
  93          * Fires when specialfilter
  94             * @param {Roo.bootstrap.ComboBox} combo This combo box
  95             */
  96         'specialfilter' : true,
  97         /**
  98          * @event tick
  99          * Fires when tick the element
 100             * @param {Roo.bootstrap.ComboBox} combo This combo box
 101             */
 102         'tick' : true,
 103         /**
 104          * @event touchviewdisplay
 105          * Fires when touch view require special display (default is using displayField)
 106             * @param {Roo.bootstrap.ComboBox} combo This combo box
 107             * @param {Object} cfg set html .
 108             */
 109         'touchviewdisplay' : true
 110
 111     });
 112
 113     this.item = [];
 114     this.tickItems = [];
 115
 116     this.selectedIndex = -1;
 117     if(this.mode == 'local'){
 118         if(config.queryDelay === undefined){
 119             this.queryDelay = 10;
 120         }
 121         if(config.minChars === undefined){
 122             this.minChars = 0;
 123         }
 124     }
 125 };
 126
 127 Roo.extend(Roo.bootstrap.ComboBox, Roo.bootstrap.TriggerField, {
 128
 129     /**
 130      * @cfg {Boolean} lazyRender True to prevent the ComboBox from rendering until requested (should always be used when
 131      * rendering into an Roo.Editor, defaults to false)
 132      */
 133     /**
 134      * @cfg {Boolean/Object} autoCreate A DomHelper element spec, or true for a default element spec (defaults to:
 135      * {tag: "input", type: "text", size: "24", autocomplete: "off"})
 136      */
 137     /**
 138      * @cfg {Roo.data.Store} store The data store to which this combo is bound (defaults to undefined)
 139      */
 140     /**
 141      * @cfg {String} title If supplied, a header element is created containing this text and added into the top of
 142      * the dropdown list (defaults to undefined, with no header element)
 143      */
 144
 145      /**
 146      * @cfg {String/Roo.Template} tpl The template to use to render the output
 147      */
 148
 149      /**
 150      * @cfg {Number} listWidth The width in pixels of the dropdown list (defaults to the width of the ComboBox field)
 151      */
 152     listWidth: undefined,
 153     /**
 154      * @cfg {String} displayField The underlying data field name to bind to this CombBox (defaults to undefined if
 155      * mode = 'remote' or 'text' if mode = 'local')
 156      */
 157     displayField: undefined,
 158
 159     /**
 160      * @cfg {String} valueField The underlying data value name to bind to this CombBox (defaults to undefined if
 161      * mode = 'remote' or 'value' if mode = 'local').
 162      * Note: use of a valueField requires the user make a selection
 163      * in order for a value to be mapped.
 164      */
 165     valueField: undefined,
 166     /**
 167      * @cfg {String} modalTitle The title of the dialog that pops up on mobile views.
 168      */
 169     modalTitle : '',
 170
 171     /**
 172      * @cfg {String} hiddenName If specified, a hidden form field with this name is dynamically generated to store the
 173      * field's data value (defaults to the underlying DOM element's name)
 174      */
 175     hiddenName: undefined,
 176     /**
 177      * @cfg {String} listClass CSS class to apply to the dropdown list element (defaults to '')
 178      */
 179     listClass: '',
 180     /**
 181      * @cfg {String} selectedClass CSS class to apply to the selected item in the dropdown list (defaults to 'x-combo-selected')
 182      */
 183     selectedClass: 'active',
 184
 185     /**
 186      * @cfg {Boolean/String} shadow True or "sides" for the default effect, "frame" for 4-way shadow, and "drop" for bottom-right
 187      */
 188     shadow:'sides',
 189     /**
 190      * @cfg {String} listAlign A valid anchor position value. See {@link Roo.Element#alignTo} for details on supported
 191      * anchor positions (defaults to 'tl-bl')
 192      */
 193     listAlign: 'tl-bl?',
 194     /**
 195      * @cfg {Number} maxHeight The maximum height in pixels of the dropdown list before scrollbars are shown (defaults to 300)
 196      */
 197     maxHeight: 300,
 198     /**
 199      * @cfg {String} triggerAction The action to execute when the trigger field is activated.  Use 'all' to run the
 200      * query specified by the allQuery config option (defaults to 'query')
 201      */
 202     triggerAction: 'query',
 203     /**
 204      * @cfg {Number} minChars The minimum number of characters the user must type before autocomplete and typeahead activate
 205      * (defaults to 4, does not apply if editable = false)
 206      */
 207     minChars : 4,
 208     /**
 209      * @cfg {Boolean} typeAhead True to populate and autoselect the remainder of the text being typed after a configurable
 210      * delay (typeAheadDelay) if it matches a known value (defaults to false)
 211      */
 212     typeAhead: false,
 213     /**
 214      * @cfg {Number} queryDelay The length of time in milliseconds to delay between the start of typing and sending the
 215      * query to filter the dropdown list (defaults to 500 if mode = 'remote' or 10 if mode = 'local')
 216      */
 217     queryDelay: 500,
 218     /**
 219      * @cfg {Number} pageSize If greater than 0, a paging toolbar is displayed in the footer of the dropdown list and the
 220      * filter queries will execute with page start and limit parameters.  Only applies when mode = 'remote' (defaults to 0)
 221      */
 222     pageSize: 0,
 223     /**
 224      * @cfg {Boolean} selectOnFocus True to select any existing text in the field immediately on focus.  Only applies
 225      * when editable = true (defaults to false)
 226      */
 227     selectOnFocus:false,
 228     /**
 229      * @cfg {String} queryParam Name of the query as it will be passed on the querystring (defaults to 'query')
 230      */
 231     queryParam: 'query',
 232     /**
 233      * @cfg {String} loadingText The text to display in the dropdown list while data is loading.  Only applies
 234      * when mode = 'remote' (defaults to 'Loading...')
 235      */
 236     loadingText: 'Loading...',
 237     /**
 238      * @cfg {Boolean} resizable True to add a resize handle to the bottom of the dropdown list (defaults to false)
 239      */
 240     resizable: false,
 241     /**
 242      * @cfg {Number} handleHeight The height in pixels of the dropdown list resize handle if resizable = true (defaults to 8)
 243      */
 244     handleHeight : 8,
 245     /**
 246      * @cfg {Boolean} editable False to prevent the user from typing text directly into the field, just like a
 247      * traditional select (defaults to true)
 248      */
 249     editable: true,
 250     /**
 251      * @cfg {String} allQuery The text query to send to the server to return all records for the list with no filtering (defaults to '')
 252      */
 253     allQuery: '',
 254     /**
 255      * @cfg {String} mode Set to 'local' if the ComboBox loads local data (defaults to 'remote' which loads from the server)
 256      */
 257     mode: 'remote',
 258     /**
 259      * @cfg {Number} minListWidth The minimum width of the dropdown list in pixels (defaults to 70, will be ignored if
 260      * listWidth has a higher value)
 261      */
 262     minListWidth : 70,
 263     /**
 264      * @cfg {Boolean} forceSelection True to restrict the selected value to one of the values in the list, false to
 265      * allow the user to set arbitrary text into the field (defaults to false)
 266      */
 267     forceSelection:false,
 268     /**
 269      * @cfg {Number} typeAheadDelay The length of time in milliseconds to wait until the typeahead text is displayed
 270      * if typeAhead = true (defaults to 250)
 271      */
 272     typeAheadDelay : 250,
 273     /**
 274      * @cfg {String} valueNotFoundText When using a name/value combo, if the value passed to setValue is not found in
 275      * the store, valueNotFoundText will be displayed as the field text if defined (defaults to undefined)
 276      */
 277     valueNotFoundText : undefined,
 278     /**
 279      * @cfg {Boolean} blockFocus Prevents all focus calls, so it can work with things like HTML edtor bar
 280      */
 281     blockFocus : false,
 282
 283     /**
 284      * @cfg {Boolean} disableClear Disable showing of clear button.
 285      */
 286     disableClear : false,
 287     /**
 288      * @cfg {Boolean} alwaysQuery  Disable caching of results, and always send query
 289      */
 290     alwaysQuery : false,
 291
 292     /**
 293      * @cfg {Boolean} multiple  (true|false) ComboBobArray, default false
 294      */
 295     multiple : false,
 296
 297     /**
 298      * @cfg {String} invalidClass The CSS class to use when marking a field invalid (defaults to "x-form-invalid")
 299      */
 300     invalidClass : "has-warning",
 301
 302     /**
 303      * @cfg {String} validClass The CSS class to use when marking a field valid (defaults to "x-form-invalid")
 304      */
 305     validClass : "has-success",
 306
 307     /**
 308      * @cfg {Boolean} specialFilter (true|false) special filter default false
 309      */
 310     specialFilter : false,
 311
 312     /**
 313      * @cfg {Boolean} mobileTouchView (true|false) show mobile touch view when using a mobile default true
 314      */
 315     mobileTouchView : true,
 316
 317     /**
 318      * @cfg {Boolean} useNativeIOS (true|false) render it as classic select for ios, not support dynamic load data (default false)
 319      */
 320     useNativeIOS : false,
 321
 322     ios_options : false,
 323
 324     //private
 325     addicon : false,
 326     editicon: false,
 327
 328     page: 0,
 329     hasQuery: false,
 330     append: false,
 331     loadNext: false,
 332     autoFocus : true,
 333     tickable : false,
 334     btnPosition : 'right',
 335     triggerList : true,
 336     showToggleBtn : true,
 337     animate : true,
 338     emptyResultText: 'Empty',
 339     triggerText : 'Select',
 340     emptyTitle : '',
 341
 342     // element that contains real text value.. (when hidden is used..)
 343
 344     getAutoCreate : function()
 345     {
 346         var cfg = false;
 347         //render
 348         /*
 349          * Render classic select for iso
 350          */
 351
 352         if(Roo.isIOS && this.useNativeIOS){
 353             cfg = this.getAutoCreateNativeIOS();
 354             return cfg;
 355         }
 356
 357         /*
 358          * Touch Devices
 359          */
 360
 361         if(Roo.isTouch && this.mobileTouchView){
 362             cfg = this.getAutoCreateTouchView();
 363             return cfg;;
 364         }
 365
 366         /*
 367          *  Normal ComboBox
 368          */
 369         if(!this.tickable){
 370             cfg = Roo.bootstrap.ComboBox.superclass.getAutoCreate.call(this);
 371             return cfg;
 372         }
 373
 374         /*
 375          *  ComboBox with tickable selections
 376          */
 377
 378         var align = this.labelAlign || this.parentLabelAlign();
 379
 380         cfg = {
 381             cls : 'form-group roo-combobox-tickable' //input-group
 382         };
 383
 384         var btn_text_select = '';
 385         var btn_text_done = '';
 386         var btn_text_cancel = '';
 387
 388         if (this.btn_text_show) {
 389             btn_text_select = 'Select';
 390             btn_text_done = 'Done';
 391             btn_text_cancel = 'Cancel';
 392         }
 393
 394         var buttons = {
 395             tag : 'div',
 396             cls : 'tickable-buttons',
 397             cn : [
 398                 {
 399                     tag : 'button',
 400                     type : 'button',
 401                     cls : 'btn btn-link btn-edit pull-' + this.btnPosition,
 402                     //html : this.triggerText
 403                     html: btn_text_select
 404                 },
 405                 {
 406                     tag : 'button',
 407                     type : 'button',
 408                     name : 'ok',
 409                     cls : 'btn btn-link btn-ok pull-' + this.btnPosition,
 410                     //html : 'Done'
 411                     html: btn_text_done
 412                 },
 413                 {
 414                     tag : 'button',
 415                     type : 'button',
 416                     name : 'cancel',
 417                     cls : 'btn btn-link btn-cancel pull-' + this.btnPosition,
 418                     //html : 'Cancel'
 419                     html: btn_text_cancel
 420                 }
 421             ]
 422         };
 423
 424         if(this.editable){
 425             buttons.cn.unshift({
 426                 tag: 'input',
 427                 cls: 'roo-select2-search-field-input'
 428             });
 429         }
 430
 431         var _this = this;
 432
 433         Roo.each(buttons.cn, function(c){
 434             if (_this.size) {
 435                 c.cls += ' btn-' + _this.size;
 436             }
 437
 438             if (_this.disabled) {
 439                 c.disabled = true;
 440             }
 441         });
 442
 443         var box = {
 444             tag: 'div',
 445             cn: [
 446                 {
 447                     tag: 'input',
 448                     type : 'hidden',
 449                     cls: 'form-hidden-field'
 450                 },
 451                 {
 452                     tag: 'ul',
 453                     cls: 'roo-select2-choices',
 454                     cn:[
 455                         {
 456                             tag: 'li',
 457                             cls: 'roo-select2-search-field',
 458                             cn: [
 459                                 buttons
 460                             ]
 461                         }
 462                     ]
 463                 }
 464             ]
 465         };
 466
 467         var combobox = {
 468             cls: 'roo-select2-container input-group roo-select2-container-multi',
 469             cn: [
 470                 box
 471 //                {
 472 //                    tag: 'ul',
 473 //                    cls: 'typeahead typeahead-long dropdown-menu',
 474 //                    style: 'display:none; max-height:' + this.maxHeight + 'px;'
 475 //                }
 476             ]
 477         };
 478
 479         if(this.hasFeedback && !this.allowBlank){
 480
 481             var feedback = {
 482                 tag: 'span',
 483                 cls: 'glyphicon form-control-feedback'
 484             };
 485
 486             combobox.cn.push(feedback);
 487         }
 488
 489
 490         if (align ==='left' && this.fieldLabel.length) {
 491
 492             cfg.cls += ' roo-form-group-label-left';
 493
 494             cfg.cn = [
 495                 {
 496                     tag : 'i',
 497                     cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
 498                     tooltip : 'This field is required'
 499                 },
 500                 {
 501                     tag: 'label',
 502                     'for' :  id,
 503                     cls : 'control-label',
 504                     html : this.fieldLabel
 505
 506                 },
 507                 {
 508                     cls : "",
 509                     cn: [
 510                         combobox
 511                     ]
 512                 }
 513
 514             ];
 515
 516             var labelCfg = cfg.cn[1];
 517             var contentCfg = cfg.cn[2];
 518
 519
 520             if(this.indicatorpos == 'right'){
 521
 522                 cfg.cn = [
 523                     {
 524                         tag: 'label',
 525                         'for' :  id,
 526                         cls : 'control-label',
 527                         cn : [
 528                             {
 529                                 tag : 'span',
 530                                 html : this.fieldLabel
 531                             },
 532                             {
 533                                 tag : 'i',
 534                                 cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
 535                                 tooltip : 'This field is required'
 536                             }
 537                         ]
 538                     },
 539                     {
 540                         cls : "",
 541                         cn: [
 542                             combobox
 543                         ]
 544                     }
 545
 546                 ];
 547
 548
 549
 550                 labelCfg = cfg.cn[0];
 551                 contentCfg = cfg.cn[1];
 552
 553             }
 554
 555             if(this.labelWidth > 12){
 556                 labelCfg.style = "width: " + this.labelWidth + 'px';
 557             }
 558
 559             if(this.labelWidth < 13 && this.labelmd == 0){
 560                 this.labelmd = this.labelWidth;
 561             }
 562
 563             if(this.labellg > 0){
 564                 labelCfg.cls += ' col-lg-' + this.labellg;
 565                 contentCfg.cls += ' col-lg-' + (12 - this.labellg);
 566             }
 567
 568             if(this.labelmd > 0){
 569                 labelCfg.cls += ' col-md-' + this.labelmd;
 570                 contentCfg.cls += ' col-md-' + (12 - this.labelmd);
 571             }
 572
 573             if(this.labelsm > 0){
 574                 labelCfg.cls += ' col-sm-' + this.labelsm;
 575                 contentCfg.cls += ' col-sm-' + (12 - this.labelsm);
 576             }
 577
 578             if(this.labelxs > 0){
 579                 labelCfg.cls += ' col-xs-' + this.labelxs;
 580                 contentCfg.cls += ' col-xs-' + (12 - this.labelxs);
 581             }
 582
 583
 584         } else if ( this.fieldLabel.length) {
 585 //                Roo.log(" label");
 586                  cfg.cn = [
 587                     {
 588                         tag : 'i',
 589                         cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
 590                         tooltip : 'This field is required'
 591                     },
 592                     {
 593                         tag: 'label',
 594                         //cls : 'input-group-addon',
 595                         html : this.fieldLabel
 596                     },
 597                     combobox
 598                 ];
 599
 600                 if(this.indicatorpos == 'right'){
 601                     cfg.cn = [
 602                         {
 603                             tag: 'label',
 604                             //cls : 'input-group-addon',
 605                             html : this.fieldLabel
 606                         },
 607                         {
 608                             tag : 'i',
 609                             cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
 610                             tooltip : 'This field is required'
 611                         },
 612                         combobox
 613                     ];
 614
 615                 }
 616
 617         } else {
 618
 619 //                Roo.log(" no label && no align");
 620                 cfg = combobox
 621
 622
 623         }
 624
 625         var settings=this;
 626         ['xs','sm','md','lg'].map(function(size){
 627             if (settings[size]) {
 628                 cfg.cls += ' col-' + size + '-' + settings[size];
 629             }
 630         });
 631
 632         return cfg;
 633
 634     },
 635
 636     _initEventsCalled : false,
 637
 638     // private
 639     initEvents: function()
 640     {
 641         if (this._initEventsCalled) { // as we call render... prevent looping...
 642             return;
 643         }
 644         this._initEventsCalled = true;
 645
 646         if (!this.store) {
 647             throw "can not find store for combo";
 648         }
 649
 650         this.indicator = this.indicatorEl();
 651
 652         this.store = Roo.factory(this.store, Roo.data);
 653         this.store.parent = this;
 654
 655         // if we are building from html. then this element is so complex, that we can not really
 656         // use the rendered HTML.
 657         // so we have to trash and replace the previous code.
 658         if (Roo.XComponent.build_from_html) {
 659             // remove this element....
 660             var e = this.el.dom, k=0;
 661             while (e ) { e = e.previousSibling;  ++k;}
 662
 663             this.el.remove();
 664
 665             this.el=false;
 666             this.rendered = false;
 667
 668             this.render(this.parent().getChildContainer(true), k);
 669         }
 670
 671         if(Roo.isIOS && this.useNativeIOS){
 672             this.initIOSView();
 673             return;
 674         }
 675
 676         /*
 677          * Touch Devices
 678          */
 679
 680         if(Roo.isTouch && this.mobileTouchView){
 681             this.initTouchView();
 682             return;
 683         }
 684
 685         if(this.tickable){
 686             this.initTickableEvents();
 687             return;
 688         }
 689
 690         Roo.bootstrap.ComboBox.superclass.initEvents.call(this);
 691
 692         if(this.hiddenName){
 693
 694             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
 695
 696             this.hiddenField.dom.value =
 697                 this.hiddenValue !== undefined ? this.hiddenValue :
 698                 this.value !== undefined ? this.value : '';
 699
 700             // prevent input submission
 701             this.el.dom.removeAttribute('name');
 702             this.hiddenField.dom.setAttribute('name', this.hiddenName);
 703
 704
 705         }
 706         //if(Roo.isGecko){
 707         //    this.el.dom.setAttribute('autocomplete', 'off');
 708         //}
 709
 710         var cls = 'x-combo-list';
 711
 712         //this.list = new Roo.Layer({
 713         //    shadow: this.shadow, cls: [cls, this.listClass].join(' '), constrain:false
 714         //});
 715
 716         var _this = this;
 717
 718         (function(){
 719             var lw = _this.listWidth || Math.max(_this.inputEl().getWidth(), _this.minListWidth);
 720             _this.list.setWidth(lw);
 721         }).defer(100);
 722
 723         this.list.on('mouseover', this.onViewOver, this);
 724         this.list.on('mousemove', this.onViewMove, this);
 725         this.list.on('scroll', this.onViewScroll, this);
 726
 727         /*
 728         this.list.swallowEvent('mousewheel');
 729         this.assetHeight = 0;
 730
 731         if(this.title){
 732             this.header = this.list.createChild({cls:cls+'-hd', html: this.title});
 733             this.assetHeight += this.header.getHeight();
 734         }
 735
 736         this.innerList = this.list.createChild({cls:cls+'-inner'});
 737         this.innerList.on('mouseover', this.onViewOver, this);
 738         this.innerList.on('mousemove', this.onViewMove, this);
 739         this.innerList.setWidth(lw - this.list.getFrameWidth('lr'));
 740
 741         if(this.allowBlank && !this.pageSize && !this.disableClear){
 742             this.footer = this.list.createChild({cls:cls+'-ft'});
 743             this.pageTb = new Roo.Toolbar(this.footer);
 744
 745         }
 746         if(this.pageSize){
 747             this.footer = this.list.createChild({cls:cls+'-ft'});
 748             this.pageTb = new Roo.PagingToolbar(this.footer, this.store,
 749                     {pageSize: this.pageSize});
 750
 751         }
 752
 753         if (this.pageTb && this.allowBlank && !this.disableClear) {
 754             var _this = this;
 755             this.pageTb.add(new Roo.Toolbar.Fill(), {
 756                 cls: 'x-btn-icon x-btn-clear',
 757                 text: '&#160;',
 758                 handler: function()
 759                 {
 760                     _this.collapse();
 761                     _this.clearValue();
 762                     _this.onSelect(false, -1);
 763                 }
 764             });
 765         }
 766         if (this.footer) {
 767             this.assetHeight += this.footer.getHeight();
 768         }
 769         */
 770
 771         if(!this.tpl){
 772             this.tpl = '<li><a href="#">{' + this.displayField + '}</a></li>';
 773         }
 774
 775         this.view = new Roo.View(this.list, this.tpl, {
 776             singleSelect:true, store: this.store, selectedClass: this.selectedClass
 777         });
 778         //this.view.wrapEl.setDisplayed(false);
 779         this.view.on('click', this.onViewClick, this);
 780
 781
 782         this.store.on('beforeload', this.onBeforeLoad, this);
 783         this.store.on('load', this.onLoad, this);
 784         this.store.on('loadexception', this.onLoadException, this);
 785         /*
 786         if(this.resizable){
 787             this.resizer = new Roo.Resizable(this.list,  {
 788                pinned:true, handles:'se'
 789             });
 790             this.resizer.on('resize', function(r, w, h){
 791                 this.maxHeight = h-this.handleHeight-this.list.getFrameWidth('tb')-this.assetHeight;
 792                 this.listWidth = w;
 793                 this.innerList.setWidth(w - this.list.getFrameWidth('lr'));
 794                 this.restrictHeight();
 795             }, this);
 796             this[this.pageSize?'footer':'innerList'].setStyle('margin-bottom', this.handleHeight+'px');
 797         }
 798         */
 799         if(!this.editable){
 800             this.editable = true;
 801             this.setEditable(false);
 802         }
 803
 804         /*
 805
 806         if (typeof(this.events.add.listeners) != 'undefined') {
 807
 808             this.addicon = this.wrap.createChild(
 809                 {tag: 'img', src: Roo.BLANK_IMAGE_URL, cls: 'x-form-combo-add' });
 810
 811             this.addicon.on('click', function(e) {
 812                 this.fireEvent('add', this);
 813             }, this);
 814         }
 815         if (typeof(this.events.edit.listeners) != 'undefined') {
 816
 817             this.editicon = this.wrap.createChild(
 818                 {tag: 'img', src: Roo.BLANK_IMAGE_URL, cls: 'x-form-combo-edit' });
 819             if (this.addicon) {
 820                 this.editicon.setStyle('margin-left', '40px');
 821             }
 822             this.editicon.on('click', function(e) {
 823
 824                 // we fire even  if inothing is selected..
 825                 this.fireEvent('edit', this, this.lastData );
 826
 827             }, this);
 828         }
 829         */
 830
 831         this.keyNav = new Roo.KeyNav(this.inputEl(), {
 832             "up" : function(e){
 833                 this.inKeyMode = true;
 834                 this.selectPrev();
 835             },
 836
 837             "down" : function(e){
 838                 if(!this.isExpanded()){
 839                     this.onTriggerClick();
 840                 }else{
 841                     this.inKeyMode = true;
 842                     this.selectNext();
 843                 }
 844             },
 845
 846             "enter" : function(e){
 847 //                this.onViewClick();
 848                 //return true;
 849                 this.collapse();
 850
 851                 if(this.fireEvent("specialkey", this, e)){
 852                     this.onViewClick(false);
 853                 }
 854
 855                 return true;
 856             },
 857
 858             "esc" : function(e){
 859                 this.collapse();
 860             },
 861
 862             "tab" : function(e){
 863                 this.collapse();
 864
 865                 if(this.fireEvent("specialkey", this, e)){
 866                     this.onViewClick(false);
 867                 }
 868
 869                 return true;
 870             },
 871
 872             scope : this,
 873
 874             doRelay : function(foo, bar, hname){
 875                 if(hname == 'down' || this.scope.isExpanded()){
 876                    return Roo.KeyNav.prototype.doRelay.apply(this, arguments);
 877                 }
 878                 return true;
 879             },
 880
 881             forceKeyDown: true
 882         });
 883
 884
 885         this.queryDelay = Math.max(this.queryDelay || 10,
 886                 this.mode == 'local' ? 10 : 250);
 887
 888
 889         this.dqTask = new Roo.util.DelayedTask(this.initQuery, this);
 890
 891         if(this.typeAhead){
 892             this.taTask = new Roo.util.DelayedTask(this.onTypeAhead, this);
 893         }
 894         if(this.editable !== false){
 895             this.inputEl().on("keyup", this.onKeyUp, this);
 896         }
 897         if(this.forceSelection){
 898             this.inputEl().on('blur', this.doForce, this);
 899         }
 900
 901         if(this.multiple){
 902             this.choices = this.el.select('ul.roo-select2-choices', true).first();
 903             this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
 904         }
 905     },
 906
 907     initTickableEvents: function()
 908     {
 909         this.createList();
 910
 911         if(this.hiddenName){
 912
 913             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
 914
 915             this.hiddenField.dom.value =
 916                 this.hiddenValue !== undefined ? this.hiddenValue :
 917                 this.value !== undefined ? this.value : '';
 918
 919             // prevent input submission
 920             this.el.dom.removeAttribute('name');
 921             this.hiddenField.dom.setAttribute('name', this.hiddenName);
 922
 923
 924         }
 925
 926 //        this.list = this.el.select('ul.dropdown-menu',true).first();
 927
 928         this.choices = this.el.select('ul.roo-select2-choices', true).first();
 929         this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
 930         if(this.triggerList){
 931             this.searchField.on("click", this.onSearchFieldClick, this, {preventDefault:true});
 932         }
 933
 934         this.trigger = this.el.select('.tickable-buttons > .btn-edit', true).first();
 935         this.trigger.on("click", this.onTickableTriggerClick, this, {preventDefault:true});
 936
 937         this.okBtn = this.el.select('.tickable-buttons > .btn-ok', true).first();
 938         this.cancelBtn = this.el.select('.tickable-buttons > .btn-cancel', true).first();
 939
 940         this.okBtn.on('click', this.onTickableFooterButtonClick, this, this.okBtn);
 941         this.cancelBtn.on('click', this.onTickableFooterButtonClick, this, this.cancelBtn);
 942
 943         this.trigger.setVisibilityMode(Roo.Element.DISPLAY);
 944         this.okBtn.setVisibilityMode(Roo.Element.DISPLAY);
 945         this.cancelBtn.setVisibilityMode(Roo.Element.DISPLAY);
 946
 947         this.okBtn.hide();
 948         this.cancelBtn.hide();
 949
 950         var _this = this;
 951
 952         (function(){
 953             var lw = _this.listWidth || Math.max(_this.inputEl().getWidth(), _this.minListWidth);
 954             _this.list.setWidth(lw);
 955         }).defer(100);
 956
 957         this.list.on('mouseover', this.onViewOver, this);
 958         this.list.on('mousemove', this.onViewMove, this);
 959
 960         this.list.on('scroll', this.onViewScroll, this);
 961
 962         if(!this.tpl){
 963             this.tpl = '<li class="roo-select2-result"><div class="checkbox"><input id="{roo-id}"' +
 964                 'type="checkbox" {roo-data-checked}><label for="{roo-id}"><b>{' + this.displayField + '}</b></label></div></li>';
 965         }
 966
 967         this.view = new Roo.View(this.list, this.tpl, {
 968             singleSelect:true,
 969             tickable:true,
 970             parent:this,
 971             store: this.store,
 972             selectedClass: this.selectedClass
 973         });
 974
 975         //this.view.wrapEl.setDisplayed(false);
 976         this.view.on('click', this.onViewClick, this);
 977
 978
 979
 980         this.store.on('beforeload', this.onBeforeLoad, this);
 981         this.store.on('load', this.onLoad, this);
 982         this.store.on('loadexception', this.onLoadException, this);
 983
 984         if(this.editable){
 985             this.keyNav = new Roo.KeyNav(this.tickableInputEl(), {
 986                 "up" : function(e){
 987                     this.inKeyMode = true;
 988                     this.selectPrev();
 989                 },
 990
 991                 "down" : function(e){
 992                     this.inKeyMode = true;
 993                     this.selectNext();
 994                 },
 995
 996                 "enter" : function(e){
 997                     if(this.fireEvent("specialkey", this, e)){
 998                         this.onViewClick(false);
 999                     }
1000
1001                     return true;
1002                 },
1003
1004                 "esc" : function(e){
1005                     this.onTickableFooterButtonClick(e, false, false);
1006                 },
1007
1008                 "tab" : function(e){
1009                     this.fireEvent("specialkey", this, e);
1010
1011                     this.onTickableFooterButtonClick(e, false, false);
1012
1013                     return true;
1014                 },
1015
1016                 scope : this,
1017
1018                 doRelay : function(e, fn, key){
1019                     if(this.scope.isExpanded()){
1020                        return Roo.KeyNav.prototype.doRelay.apply(this, arguments);
1021                     }
1022                     return true;
1023                 },
1024
1025                 forceKeyDown: true
1026             });
1027         }
1028
1029         this.queryDelay = Math.max(this.queryDelay || 10,
1030                 this.mode == 'local' ? 10 : 250);
1031
1032
1033         this.dqTask = new Roo.util.DelayedTask(this.initQuery, this);
1034
1035         if(this.typeAhead){
1036             this.taTask = new Roo.util.DelayedTask(this.onTypeAhead, this);
1037         }
1038
1039         if(this.editable !== false){
1040             this.tickableInputEl().on("keyup", this.onKeyUp, this);
1041         }
1042
1043         this.indicator = this.indicatorEl();
1044
1045         if(this.indicator){
1046             this.indicator.setVisibilityMode(Roo.Element.DISPLAY);
1047             this.indicator.hide();
1048         }
1049
1050     },
1051
1052     onDestroy : function(){
1053         if(this.view){
1054             this.view.setStore(null);
1055             this.view.el.removeAllListeners();
1056             this.view.el.remove();
1057             this.view.purgeListeners();
1058         }
1059         if(this.list){
1060             this.list.dom.innerHTML  = '';
1061         }
1062
1063         if(this.store){
1064             this.store.un('beforeload', this.onBeforeLoad, this);
1065             this.store.un('load', this.onLoad, this);
1066             this.store.un('loadexception', this.onLoadException, this);
1067         }
1068         Roo.bootstrap.ComboBox.superclass.onDestroy.call(this);
1069     },
1070
1071     // private
1072     fireKey : function(e){
1073         if(e.isNavKeyPress() && !this.list.isVisible()){
1074             this.fireEvent("specialkey", this, e);
1075         }
1076     },
1077
1078     // private
1079     onResize: function(w, h){
1080 //        Roo.bootstrap.ComboBox.superclass.onResize.apply(this, arguments);
1081 //
1082 //        if(typeof w != 'number'){
1083 //            // we do not handle it!?!?
1084 //            return;
1085 //        }
1086 //        var tw = this.trigger.getWidth();
1087 //       // tw += this.addicon ? this.addicon.getWidth() : 0;
1088 //       // tw += this.editicon ? this.editicon.getWidth() : 0;
1089 //        var x = w - tw;
1090 //        this.inputEl().setWidth( this.adjustWidth('input', x));
1091 //
1092 //        //this.trigger.setStyle('left', x+'px');
1093 //
1094 //        if(this.list && this.listWidth === undefined){
1095 //            var lw = Math.max(x + this.trigger.getWidth(), this.minListWidth);
1096 //            this.list.setWidth(lw);
1097 //            this.innerList.setWidth(lw - this.list.getFrameWidth('lr'));
1098 //        }
1099
1100
1101
1102     },
1103
1104     /**
1105      * Allow or prevent the user from directly editing the field text.  If false is passed,
1106      * the user will only be able to select from the items defined in the dropdown list.  This method
1107      * is the runtime equivalent of setting the 'editable' config option at config time.
1108      * @param {Boolean} value True to allow the user to directly edit the field text
1109      */
1110     setEditable : function(value){
1111         if(value == this.editable){
1112             return;
1113         }
1114         this.editable = value;
1115         if(!value){
1116             this.inputEl().dom.setAttribute('readOnly', true);
1117             this.inputEl().on('mousedown', this.onTriggerClick,  this);
1118             this.inputEl().addClass('x-combo-noedit');
1119         }else{
1120             this.inputEl().dom.setAttribute('readOnly', false);
1121             this.inputEl().un('mousedown', this.onTriggerClick,  this);
1122             this.inputEl().removeClass('x-combo-noedit');
1123         }
1124     },
1125
1126     // private
1127
1128     onBeforeLoad : function(combo,opts){
1129         if(!this.hasFocus){
1130             return;
1131         }
1132          if (!opts.add) {
1133             this.list.dom.innerHTML = '<li class="loading-indicator">'+(this.loadingText||'loading')+'</li>' ;
1134          }
1135         this.restrictHeight();
1136         this.selectedIndex = -1;
1137     },
1138
1139     // private
1140     onLoad : function(){
1141
1142         this.hasQuery = false;
1143
1144         if(!this.hasFocus){
1145             return;
1146         }
1147
1148         if(typeof(this.loading) !== 'undefined' && this.loading !== null){
1149             this.loading.hide();
1150         }
1151
1152         if(this.store.getCount() > 0){
1153
1154             this.expand();
1155             this.restrictHeight();
1156             if(this.lastQuery == this.allQuery){
1157                 if(this.editable && !this.tickable){
1158                     this.inputEl().dom.select();
1159                 }
1160
1161                 if(
1162                     !this.selectByValue(this.value, true) &&
1163                     this.autoFocus &&
1164                     (
1165                         !this.store.lastOptions ||
1166                         typeof(this.store.lastOptions.add) == 'undefined' ||
1167                         this.store.lastOptions.add != true
1168                     )
1169                 ){
1170                     this.select(0, true);
1171                 }
1172             }else{
1173                 if(this.autoFocus){
1174                     this.selectNext();
1175                 }
1176                 if(this.typeAhead && this.lastKey != Roo.EventObject.BACKSPACE && this.lastKey != Roo.EventObject.DELETE){
1177                     this.taTask.delay(this.typeAheadDelay);
1178                 }
1179             }
1180         }else{
1181             this.onEmptyResults();
1182         }
1183
1184         //this.el.focus();
1185     },
1186     // private
1187     onLoadException : function()
1188     {
1189         this.hasQuery = false;
1190
1191         if(typeof(this.loading) !== 'undefined' && this.loading !== null){
1192             this.loading.hide();
1193         }
1194
1195         if(this.tickable && this.editable){
1196             return;
1197         }
1198
1199         this.collapse();
1200         // only causes errors at present
1201         //Roo.log(this.store.reader.jsonData);
1202         //if (this.store && typeof(this.store.reader.jsonData.errorMsg) != 'undefined') {
1203             // fixme
1204             //Roo.MessageBox.alert("Error loading",this.store.reader.jsonData.errorMsg);
1205         //}
1206
1207
1208     },
1209     // private
1210     onTypeAhead : function(){
1211         if(this.store.getCount() > 0){
1212             var r = this.store.getAt(0);
1213             var newValue = r.data[this.displayField];
1214             var len = newValue.length;
1215             var selStart = this.getRawValue().length;
1216
1217             if(selStart != len){
1218                 this.setRawValue(newValue);
1219                 this.selectText(selStart, newValue.length);
1220             }
1221         }
1222     },
1223
1224     // private
1225     onSelect : function(record, index){
1226
1227         if(this.fireEvent('beforeselect', this, record, index) !== false){
1228
1229             this.setFromData(index > -1 ? record.data : false);
1230
1231             this.collapse();
1232             this.fireEvent('select', this, record, index);
1233         }
1234     },
1235
1236     /**
1237      * Returns the currently selected field value or empty string if no value is set.
1238      * @return {String} value The selected value
1239      */
1240     getValue : function()
1241     {
1242         if(Roo.isIOS && this.useNativeIOS){
1243             return this.ios_options[this.inputEl().dom.selectedIndex].data[this.valueField];
1244         }
1245
1246         if(this.multiple){
1247             return (this.hiddenField) ? this.hiddenField.dom.value : this.value;
1248         }
1249
1250         if(this.valueField){
1251             return typeof this.value != 'undefined' ? this.value : '';
1252         }else{
1253             return Roo.bootstrap.ComboBox.superclass.getValue.call(this);
1254         }
1255     },
1256
1257     getRawValue : function()
1258     {
1259         if(Roo.isIOS && this.useNativeIOS){
1260             return this.ios_options[this.inputEl().dom.selectedIndex].data[this.displayField];
1261         }
1262
1263         var v = this.inputEl().getValue();
1264
1265         return v;
1266     },
1267
1268     /**
1269      * Clears any text/value currently set in the field
1270      */
1271     clearValue : function(){
1272
1273         if(this.hiddenField){
1274             this.hiddenField.dom.value = '';
1275         }
1276         this.value = '';
1277         this.setRawValue('');
1278         this.lastSelectionText = '';
1279         this.lastData = false;
1280
1281         var close = this.closeTriggerEl();
1282
1283         if(close){
1284             close.hide();
1285         }
1286
1287         this.validate();
1288
1289     },
1290
1291     /**
1292      * Sets the specified value into the field.  If the value finds a match, the corresponding record text
1293      * will be displayed in the field.  If the value does not match the data value of an existing item,
1294      * and the valueNotFoundText config option is defined, it will be displayed as the default field text.
1295      * Otherwise the field will be blank (although the value will still be set).
1296      * @param {String} value The value to match
1297      */
1298     setValue : function(v)
1299     {
1300         if(Roo.isIOS && this.useNativeIOS){
1301             this.setIOSValue(v);
1302             return;
1303         }
1304
1305         if(this.multiple){
1306             this.syncValue();
1307             return;
1308         }
1309
1310         var text = v;
1311         if(this.valueField){
1312             var r = this.findRecord(this.valueField, v);
1313             if(r){
1314                 text = r.data[this.displayField];
1315             }else if(this.valueNotFoundText !== undefined){
1316                 text = this.valueNotFoundText;
1317             }
1318         }
1319         this.lastSelectionText = text;
1320         if(this.hiddenField){
1321             this.hiddenField.dom.value = v;
1322         }
1323         Roo.bootstrap.ComboBox.superclass.setValue.call(this, text);
1324         this.value = v;
1325
1326         var close = this.closeTriggerEl();
1327
1328         if(close){
1329             (v && (v.length || v * 1 > 0)) ? close.show() : close.hide();
1330         }
1331
1332         this.validate();
1333     },
1334     /**
1335      * @property {Object} the last set data for the element
1336      */
1337
1338     lastData : false,
1339     /**
1340      * Sets the value of the field based on a object which is related to the record format for the store.
1341      * @param {Object} value the value to set as. or false on reset?
1342      */
1343     setFromData : function(o){
1344
1345         if(this.multiple){
1346             this.addItem(o);
1347             return;
1348         }
1349
1350         var dv = ''; // display value
1351         var vv = ''; // value value..
1352         this.lastData = o;
1353         if (this.displayField) {
1354             dv = !o || typeof(o[this.displayField]) == 'undefined' ? '' : o[this.displayField];
1355         } else {
1356             // this is an error condition!!!
1357             Roo.log('no  displayField value set for '+ (this.name ? this.name : this.id));
1358         }
1359
1360         if(this.valueField){
1361             vv = !o || typeof(o[this.valueField]) == 'undefined' ? dv : o[this.valueField];
1362         }
1363
1364         var close = this.closeTriggerEl();
1365
1366         if(close){
1367             if(dv.length || vv * 1 > 0){
1368                 close.show() ;
1369                 this.blockFocus=true;
1370             } else {
1371                 close.hide();
1372             }
1373         }
1374
1375         if(this.hiddenField){
1376             this.hiddenField.dom.value = vv;
1377
1378             this.lastSelectionText = dv;
1379             Roo.bootstrap.ComboBox.superclass.setValue.call(this, dv);
1380             this.value = vv;
1381             return;
1382         }
1383         // no hidden field.. - we store the value in 'value', but still display
1384         // display field!!!!
1385         this.lastSelectionText = dv;
1386         Roo.bootstrap.ComboBox.superclass.setValue.call(this, dv);
1387         this.value = vv;
1388
1389
1390
1391     },
1392     // private
1393     reset : function(){
1394         // overridden so that last data is reset..
1395
1396         if(this.multiple){
1397             this.clearItem();
1398             return;
1399         }
1400
1401         this.setValue(this.originalValue);
1402         //this.clearInvalid();
1403         this.lastData = false;
1404         if (this.view) {
1405             this.view.clearSelections();
1406         }
1407
1408         this.validate();
1409     },
1410     // private
1411     findRecord : function(prop, value){
1412         var record;
1413         if(this.store.getCount() > 0){
1414             this.store.each(function(r){
1415                 if(r.data[prop] == value){
1416                     record = r;
1417                     return false;
1418                 }
1419                 return true;
1420             });
1421         }
1422         return record;
1423     },
1424
1425     getName: function()
1426     {
1427         // returns hidden if it's set..
1428         if (!this.rendered) {return ''};
1429         return !this.hiddenName && this.inputEl().dom.name  ? this.inputEl().dom.name : (this.hiddenName || '');
1430
1431     },
1432     // private
1433     onViewMove : function(e, t){
1434         this.inKeyMode = false;
1435     },
1436
1437     // private
1438     onViewOver : function(e, t){
1439         if(this.inKeyMode){ // prevent key nav and mouse over conflicts
1440             return;
1441         }
1442         var item = this.view.findItemFromChild(t);
1443
1444         if(item){
1445             var index = this.view.indexOf(item);
1446             this.select(index, false);
1447         }
1448     },
1449
1450     // private
1451     onViewClick : function(view, doFocus, el, e)
1452     {
1453         var index = this.view.getSelectedIndexes()[0];
1454
1455         var r = this.store.getAt(index);
1456
1457         if(this.tickable){
1458
1459             if(typeof(e) != 'undefined' && e.getTarget().nodeName.toLowerCase() != 'input'){
1460                 return;
1461             }
1462
1463             var rm = false;
1464             var _this = this;
1465
1466             Roo.each(this.tickItems, function(v,k){
1467
1468                 if(typeof(v) != 'undefined' && v[_this.valueField] == r.data[_this.valueField]){
1469                     Roo.log(v);
1470                     _this.tickItems.splice(k, 1);
1471
1472                     if(typeof(e) == 'undefined' && view == false){
1473                         Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked = false;
1474                     }
1475
1476                     rm = true;
1477                     return;
1478                 }
1479             });
1480
1481             if(rm){
1482                 return;
1483             }
1484
1485             if(this.fireEvent('tick', this, r, index, Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked) !== false){
1486                 this.tickItems.push(r.data);
1487             }
1488
1489             if(typeof(e) == 'undefined' && view == false){
1490                 Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked = true;
1491             }
1492
1493             return;
1494         }
1495
1496         if(r){
1497             this.onSelect(r, index);
1498         }
1499         if(doFocus !== false && !this.blockFocus){
1500             this.inputEl().focus();
1501         }
1502     },
1503
1504     // private
1505     restrictHeight : function(){
1506         //this.innerList.dom.style.height = '';
1507         //var inner = this.innerList.dom;
1508         //var h = Math.max(inner.clientHeight, inner.offsetHeight, inner.scrollHeight);
1509         //this.innerList.setHeight(h < this.maxHeight ? 'auto' : this.maxHeight);
1510         //this.list.beginUpdate();
1511         //this.list.setHeight(this.innerList.getHeight()+this.list.getFrameWidth('tb')+(this.resizable?this.handleHeight:0)+this.assetHeight);
1512         this.list.alignTo(this.inputEl(), this.listAlign);
1513         this.list.alignTo(this.inputEl(), this.listAlign);
1514         //this.list.endUpdate();
1515     },
1516
1517     // private
1518     onEmptyResults : function(){
1519
1520         if(this.tickable && this.editable){
1521             this.hasFocus = false;
1522             this.restrictHeight();
1523             return;
1524         }
1525
1526         this.collapse();
1527     },
1528
1529     /**
1530      * Returns true if the dropdown list is expanded, else false.
1531      */
1532     isExpanded : function(){
1533         return this.list.isVisible();
1534     },
1535
1536     /**
1537      * Select an item in the dropdown list by its data value. This function does NOT cause the select event to fire.
1538      * The store must be loaded and the list expanded for this function to work, otherwise use setValue.
1539      * @param {String} value The data value of the item to select
1540      * @param {Boolean} scrollIntoView False to prevent the dropdown list from autoscrolling to display the
1541      * selected item if it is not currently in view (defaults to true)
1542      * @return {Boolean} True if the value matched an item in the list, else false
1543      */
1544     selectByValue : function(v, scrollIntoView){
1545         if(v !== undefined && v !== null){
1546             var r = this.findRecord(this.valueField || this.displayField, v);
1547             if(r){
1548                 this.select(this.store.indexOf(r), scrollIntoView);
1549                 return true;
1550             }
1551         }
1552         return false;
1553     },
1554
1555     /**
1556      * Select an item in the dropdown list by its numeric index in the list. This function does NOT cause the select event to fire.
1557      * The store must be loaded and the list expanded for this function to work, otherwise use setValue.
1558      * @param {Number} index The zero-based index of the list item to select
1559      * @param {Boolean} scrollIntoView False to prevent the dropdown list from autoscrolling to display the
1560      * selected item if it is not currently in view (defaults to true)
1561      */
1562     select : function(index, scrollIntoView){
1563         this.selectedIndex = index;
1564         this.view.select(index);
1565         if(scrollIntoView !== false){
1566             var el = this.view.getNode(index);
1567             /*
1568              * el && !this.multiple && !this.tickable // not sure why we disable multiple before..
1569              */
1570             if(el){
1571                 this.list.scrollChildIntoView(el, false);
1572             }
1573         }
1574     },
1575
1576     // private
1577     selectNext : function(){
1578         var ct = this.store.getCount();
1579         if(ct > 0){
1580             if(this.selectedIndex == -1){
1581                 this.select(0);
1582             }else if(this.selectedIndex < ct-1){
1583                 this.select(this.selectedIndex+1);
1584             }
1585         }
1586     },
1587
1588     // private
1589     selectPrev : function(){
1590         var ct = this.store.getCount();
1591         if(ct > 0){
1592             if(this.selectedIndex == -1){
1593                 this.select(0);
1594             }else if(this.selectedIndex != 0){
1595                 this.select(this.selectedIndex-1);
1596             }
1597         }
1598     },
1599
1600     // private
1601     onKeyUp : function(e){
1602         if(this.editable !== false && !e.isSpecialKey()){
1603             this.lastKey = e.getKey();
1604             this.dqTask.delay(this.queryDelay);
1605         }
1606     },
1607
1608     // private
1609     validateBlur : function(){
1610         return !this.list || !this.list.isVisible();
1611     },
1612
1613     // private
1614     initQuery : function(){
1615
1616         var v = this.getRawValue();
1617
1618         if(this.tickable && this.editable){
1619             v = this.tickableInputEl().getValue();
1620         }
1621
1622         this.doQuery(v);
1623     },
1624
1625     // private
1626     doForce : function(){
1627         if(this.inputEl().dom.value.length > 0){
1628             this.inputEl().dom.value =
1629                 this.lastSelectionText === undefined ? '' : this.lastSelectionText;
1630
1631         }
1632     },
1633
1634     /**
1635      * Execute a query to filter the dropdown list.  Fires the beforequery event prior to performing the
1636      * query allowing the query action to be canceled if needed.
1637      * @param {String} query The SQL query to execute
1638      * @param {Boolean} forceAll True to force the query to execute even if there are currently fewer characters
1639      * in the field than the minimum specified by the minChars config option.  It also clears any filter previously
1640      * saved in the current store (defaults to false)
1641      */
1642     doQuery : function(q, forceAll){
1643
1644         if(q === undefined || q === null){
1645             q = '';
1646         }
1647         var qe = {
1648             query: q,
1649             forceAll: forceAll,
1650             combo: this,
1651             cancel:false
1652         };
1653         if(this.fireEvent('beforequery', qe)===false || qe.cancel){
1654             return false;
1655         }
1656         q = qe.query;
1657
1658         forceAll = qe.forceAll;
1659         if(forceAll === true || (q.length >= this.minChars)){
1660
1661             this.hasQuery = true;
1662
1663             if(this.lastQuery != q || this.alwaysQuery){
1664                 this.lastQuery = q;
1665                 if(this.mode == 'local'){
1666                     this.selectedIndex = -1;
1667                     if(forceAll){
1668                         this.store.clearFilter();
1669                     }else{
1670
1671                         if(this.specialFilter){
1672                             this.fireEvent('specialfilter', this);
1673                             this.onLoad();
1674                             return;
1675                         }
1676
1677                         this.store.filter(this.displayField, q);
1678                     }
1679
1680                     this.store.fireEvent("datachanged", this.store);
1681
1682                     this.onLoad();
1683
1684
1685                 }else{
1686
1687                     this.store.baseParams[this.queryParam] = q;
1688
1689                     var options = {params : this.getParams(q)};
1690
1691                     if(this.loadNext){
1692                         options.add = true;
1693                         options.params.start = this.page * this.pageSize;
1694                     }
1695
1696                     this.store.load(options);
1697
1698                     /*
1699                      *  this code will make the page width larger, at the beginning, the list not align correctly,
1700                      *  we should expand the list on onLoad
1701                      *  so command out it
1702                      */
1703 //                    this.expand();
1704                 }
1705             }else{
1706                 this.selectedIndex = -1;
1707                 this.onLoad();
1708             }
1709         }
1710
1711         this.loadNext = false;
1712     },
1713
1714     // private
1715     getParams : function(q){
1716         var p = {};
1717         //p[this.queryParam] = q;
1718
1719         if(this.pageSize){
1720             p.start = 0;
1721             p.limit = this.pageSize;
1722         }
1723         return p;
1724     },
1725
1726     /**
1727      * Hides the dropdown list if it is currently expanded. Fires the 'collapse' event on completion.
1728      */
1729     collapse : function(){
1730         if(!this.isExpanded()){
1731             return;
1732         }
1733
1734         this.list.hide();
1735
1736         this.hasFocus = false;
1737
1738         if(this.tickable){
1739             this.okBtn.hide();
1740             this.cancelBtn.hide();
1741             this.trigger.show();
1742
1743             if(this.editable){
1744                 this.tickableInputEl().dom.value = '';
1745                 this.tickableInputEl().blur();
1746             }
1747
1748         }
1749
1750         Roo.get(document).un('mousedown', this.collapseIf, this);
1751         Roo.get(document).un('mousewheel', this.collapseIf, this);
1752         if (!this.editable) {
1753             Roo.get(document).un('keydown', this.listKeyPress, this);
1754         }
1755         this.fireEvent('collapse', this);
1756
1757         this.validate();
1758     },
1759
1760     // private
1761     collapseIf : function(e){
1762         var in_combo  = e.within(this.el);
1763         var in_list =  e.within(this.list);
1764         var is_list = (Roo.get(e.getTarget()).id == this.list.id) ? true : false;
1765
1766         if (in_combo || in_list || is_list) {
1767             //e.stopPropagation();
1768             return;
1769         }
1770
1771         if(this.tickable){
1772             this.onTickableFooterButtonClick(e, false, false);
1773         }
1774
1775         this.collapse();
1776
1777     },
1778
1779     /**
1780      * Expands the dropdown list if it is currently hidden. Fires the 'expand' event on completion.
1781      */
1782     expand : function(){
1783
1784         if(this.isExpanded() || !this.hasFocus){
1785             return;
1786         }
1787
1788         var lw = this.listWidth || Math.max(this.inputEl().getWidth(), this.minListWidth);
1789         this.list.setWidth(lw);
1790
1791         Roo.log('expand');
1792
1793         this.list.show();
1794
1795         this.restrictHeight();
1796
1797         if(this.tickable){
1798
1799             this.tickItems = Roo.apply([], this.item);
1800
1801             this.okBtn.show();
1802             this.cancelBtn.show();
1803             this.trigger.hide();
1804
1805             if(this.editable){
1806                 this.tickableInputEl().focus();
1807             }
1808
1809         }
1810
1811         Roo.get(document).on('mousedown', this.collapseIf, this);
1812         Roo.get(document).on('mousewheel', this.collapseIf, this);
1813         if (!this.editable) {
1814             Roo.get(document).on('keydown', this.listKeyPress, this);
1815         }
1816
1817         this.fireEvent('expand', this);
1818     },
1819
1820     // private
1821     // Implements the default empty TriggerField.onTriggerClick function
1822     onTriggerClick : function(e)
1823     {
1824         Roo.log('trigger click');
1825
1826         if(this.disabled || !this.triggerList){
1827             return;
1828         }
1829
1830         this.page = 0;
1831         this.loadNext = false;
1832
1833         if(this.isExpanded()){
1834             this.collapse();
1835             if (!this.blockFocus) {
1836                 this.inputEl().focus();
1837             }
1838
1839         }else {
1840             this.hasFocus = true;
1841             if(this.triggerAction == 'all') {
1842                 this.doQuery(this.allQuery, true);
1843             } else {
1844                 this.doQuery(this.getRawValue());
1845             }
1846             if (!this.blockFocus) {
1847                 this.inputEl().focus();
1848             }
1849         }
1850     },
1851
1852     onTickableTriggerClick : function(e)
1853     {
1854         if(this.disabled){
1855             return;
1856         }
1857
1858         this.page = 0;
1859         this.loadNext = false;
1860         this.hasFocus = true;
1861
1862         if(this.triggerAction == 'all') {
1863             this.doQuery(this.allQuery, true);
1864         } else {
1865             this.doQuery(this.getRawValue());
1866         }
1867     },
1868
1869     onSearchFieldClick : function(e)
1870     {
1871         if(this.hasFocus && !this.disabled && e.getTarget().nodeName.toLowerCase() != 'button'){
1872             this.onTickableFooterButtonClick(e, false, false);
1873             return;
1874         }
1875
1876         if(this.hasFocus || this.disabled || e.getTarget().nodeName.toLowerCase() == 'button'){
1877             return;
1878         }
1879
1880         this.page = 0;
1881         this.loadNext = false;
1882         this.hasFocus = true;
1883
1884         if(this.triggerAction == 'all') {
1885             this.doQuery(this.allQuery, true);
1886         } else {
1887             this.doQuery(this.getRawValue());
1888         }
1889     },
1890
1891     listKeyPress : function(e)
1892     {
1893         //Roo.log('listkeypress');
1894         // scroll to first matching element based on key pres..
1895         if (e.isSpecialKey()) {
1896             return false;
1897         }
1898         var k = String.fromCharCode(e.getKey()).toUpperCase();
1899         //Roo.log(k);
1900         var match  = false;
1901         var csel = this.view.getSelectedNodes();
1902         var cselitem = false;
1903         if (csel.length) {
1904             var ix = this.view.indexOf(csel[0]);
1905             cselitem  = this.store.getAt(ix);
1906             if (!cselitem.get(this.displayField) || cselitem.get(this.displayField).substring(0,1).toUpperCase() != k) {
1907                 cselitem = false;
1908             }
1909
1910         }
1911
1912         this.store.each(function(v) {
1913             if (cselitem) {
1914                 // start at existing selection.
1915                 if (cselitem.id == v.id) {
1916                     cselitem = false;
1917                 }
1918                 return true;
1919             }
1920
1921             if (v.get(this.displayField) && v.get(this.displayField).substring(0,1).toUpperCase() == k) {
1922                 match = this.store.indexOf(v);
1923                 return false;
1924             }
1925             return true;
1926         }, this);
1927
1928         if (match === false) {
1929             return true; // no more action?
1930         }
1931         // scroll to?
1932         this.view.select(match);
1933         var sn = Roo.get(this.view.getSelectedNodes()[0]);
1934         sn.scrollIntoView(sn.dom.parentNode, false);
1935     },
1936
1937     onViewScroll : function(e, t){
1938
1939         if(this.view.el.getScroll().top == 0 ||this.view.el.getScroll().top < this.view.el.dom.scrollHeight - this.view.el.dom.clientHeight || !this.hasFocus || !this.append || this.hasQuery){
1940             return;
1941         }
1942
1943         this.hasQuery = true;
1944
1945         this.loading = this.list.select('.loading', true).first();
1946
1947         if(this.loading === null){
1948             this.list.createChild({
1949                 tag: 'div',
1950                 cls: 'loading roo-select2-more-results roo-select2-active',
1951                 html: 'Loading more results...'
1952             });
1953
1954             this.loading = this.list.select('.loading', true).first();
1955
1956             this.loading.setVisibilityMode(Roo.Element.DISPLAY);
1957
1958             this.loading.hide();
1959         }
1960
1961         this.loading.show();
1962
1963         var _combo = this;
1964
1965         this.page++;
1966         this.loadNext = true;
1967
1968         (function() { _combo.doQuery(_combo.allQuery, true); }).defer(500);
1969
1970         return;
1971     },
1972
1973     addItem : function(o)
1974     {
1975         var dv = ''; // display value
1976
1977         if (this.displayField) {
1978             dv = !o || typeof(o[this.displayField]) == 'undefined' ? '' : o[this.displayField];
1979         } else {
1980             // this is an error condition!!!
1981             Roo.log('no  displayField value set for '+ (this.name ? this.name : this.id));
1982         }
1983
1984         if(!dv.length){
1985             return;
1986         }
1987
1988         var choice = this.choices.createChild({
1989             tag: 'li',
1990             cls: 'roo-select2-search-choice',
1991             cn: [
1992                 {
1993                     tag: 'div',
1994                     html: dv
1995                 },
1996                 {
1997                     tag: 'a',
1998                     href: '#',
1999                     cls: 'roo-select2-search-choice-close fa fa-times',
2000                     tabindex: '-1'
2001                 }
2002             ]
2003
2004         }, this.searchField);
2005
2006         var close = choice.select('a.roo-select2-search-choice-close', true).first();
2007
2008         close.on('click', this.onRemoveItem, this, { item : choice, data : o} );
2009
2010         this.item.push(o);
2011
2012         this.lastData = o;
2013
2014         this.syncValue();
2015
2016         this.inputEl().dom.value = '';
2017
2018         this.validate();
2019     },
2020
2021     onRemoveItem : function(e, _self, o)
2022     {
2023         e.preventDefault();
2024
2025         this.lastItem = Roo.apply([], this.item);
2026
2027         var index = this.item.indexOf(o.data) * 1;
2028
2029         if( index < 0){
2030             Roo.log('not this item?!');
2031             return;
2032         }
2033
2034         this.item.splice(index, 1);
2035         o.item.remove();
2036
2037         this.syncValue();
2038
2039         this.fireEvent('remove', this, e);
2040
2041         this.validate();
2042
2043     },
2044
2045     syncValue : function()
2046     {
2047         if(!this.item.length){
2048             this.clearValue();
2049             return;
2050         }
2051
2052         var value = [];
2053         var _this = this;
2054         Roo.each(this.item, function(i){
2055             if(_this.valueField){
2056                 value.push(i[_this.valueField]);
2057                 return;
2058             }
2059
2060             value.push(i);
2061         });
2062
2063         this.value = value.join(',');
2064
2065         if(this.hiddenField){
2066             this.hiddenField.dom.value = this.value;
2067         }
2068
2069         this.store.fireEvent("datachanged", this.store);
2070
2071         this.validate();
2072     },
2073
2074     clearItem : function()
2075     {
2076         if(!this.multiple){
2077             return;
2078         }
2079
2080         this.item = [];
2081
2082         Roo.each(this.choices.select('>li.roo-select2-search-choice', true).elements, function(c){
2083            c.remove();
2084         });
2085
2086         this.syncValue();
2087
2088         this.validate();
2089
2090         if(this.tickable && !Roo.isTouch){
2091             this.view.refresh();
2092         }
2093     },
2094
2095     inputEl: function ()
2096     {
2097         if(Roo.isIOS && this.useNativeIOS){
2098             return this.el.select('select.roo-ios-select', true).first();
2099         }
2100
2101         if(Roo.isTouch && this.mobileTouchView){
2102             return this.el.select('input.form-control',true).first();
2103         }
2104
2105         if(this.tickable){
2106             return this.searchField;
2107         }
2108
2109         return this.el.select('input.form-control',true).first();
2110     },
2111
2112     onTickableFooterButtonClick : function(e, btn, el)
2113     {
2114         e.preventDefault();
2115
2116         this.lastItem = Roo.apply([], this.item);
2117
2118         if(btn && btn.name == 'cancel'){
2119             this.tickItems = Roo.apply([], this.item);
2120             this.collapse();
2121             return;
2122         }
2123
2124         this.clearItem();
2125
2126         var _this = this;
2127
2128         Roo.each(this.tickItems, function(o){
2129             _this.addItem(o);
2130         });
2131
2132         this.collapse();
2133
2134     },
2135
2136     validate : function()
2137     {
2138         if(this.getVisibilityEl().hasClass('hidden')){
2139             return true;
2140         }
2141
2142         var v = this.getRawValue();
2143
2144         if(this.multiple){
2145             v = this.getValue();
2146         }
2147
2148         if(this.disabled || this.allowBlank || v.length){
2149             this.markValid();
2150             return true;
2151         }
2152
2153         this.markInvalid();
2154         return false;
2155     },
2156
2157     tickableInputEl : function()
2158     {
2159         if(!this.tickable || !this.editable){
2160             return this.inputEl();
2161         }
2162
2163         return this.inputEl().select('.roo-select2-search-field-input', true).first();
2164     },
2165
2166
2167     getAutoCreateTouchView : function()
2168     {
2169         var id = Roo.id();
2170
2171         var cfg = {
2172             cls: 'form-group' //input-group
2173         };
2174
2175         var input =  {
2176             tag: 'input',
2177             id : id,
2178             type : this.inputType,
2179             cls : 'form-control x-combo-noedit',
2180             autocomplete: 'new-password',
2181             placeholder : this.placeholder || '',
2182             readonly : true
2183         };
2184
2185         if (this.name) {
2186             input.name = this.name;
2187         }
2188
2189         if (this.size) {
2190             input.cls += ' input-' + this.size;
2191         }
2192
2193         if (this.disabled) {
2194             input.disabled = true;
2195         }
2196
2197         var inputblock = {
2198             cls : '',
2199             cn : [
2200                 input
2201             ]
2202         };
2203
2204         if(this.before){
2205             inputblock.cls += ' input-group';
2206
2207             inputblock.cn.unshift({
2208                 tag :'span',
2209                 cls : 'input-group-addon',
2210                 html : this.before
2211             });
2212         }
2213
2214         if(this.removable && !this.multiple){
2215             inputblock.cls += ' roo-removable';
2216
2217             inputblock.cn.push({
2218                 tag: 'button',
2219                 html : 'x',
2220                 cls : 'roo-combo-removable-btn close'
2221             });
2222         }
2223
2224         if(this.hasFeedback && !this.allowBlank){
2225
2226             inputblock.cls += ' has-feedback';
2227
2228             inputblock.cn.push({
2229                 tag: 'span',
2230                 cls: 'glyphicon form-control-feedback'
2231             });
2232
2233         }
2234
2235         if (this.after) {
2236
2237             inputblock.cls += (this.before) ? '' : ' input-group';
2238
2239             inputblock.cn.push({
2240                 tag :'span',
2241                 cls : 'input-group-addon',
2242                 html : this.after
2243             });
2244         }
2245
2246         var box = {
2247             tag: 'div',
2248             cn: [
2249                 {
2250                     tag: 'input',
2251                     type : 'hidden',
2252                     cls: 'form-hidden-field'
2253                 },
2254                 inputblock
2255             ]
2256
2257         };
2258
2259         if(this.multiple){
2260             box = {
2261                 tag: 'div',
2262                 cn: [
2263                     {
2264                         tag: 'input',
2265                         type : 'hidden',
2266                         cls: 'form-hidden-field'
2267                     },
2268                     {
2269                         tag: 'ul',
2270                         cls: 'roo-select2-choices',
2271                         cn:[
2272                             {
2273                                 tag: 'li',
2274                                 cls: 'roo-select2-search-field',
2275                                 cn: [
2276
2277                                     inputblock
2278                                 ]
2279                             }
2280                         ]
2281                     }
2282                 ]
2283             }
2284         };
2285
2286         var combobox = {
2287             cls: 'roo-select2-container input-group roo-touchview-combobox ',
2288             cn: [
2289                 box
2290             ]
2291         };
2292
2293         if(!this.multiple && this.showToggleBtn){
2294
2295             var caret = {
2296                         tag: 'span',
2297                         cls: 'caret'
2298             };
2299
2300             if (this.caret != false) {
2301                 caret = {
2302                      tag: 'i',
2303                      cls: 'fa fa-' + this.caret
2304                 };
2305
2306             }
2307
2308             combobox.cn.push({
2309                 tag :'span',
2310                 cls : 'input-group-addon btn dropdown-toggle',
2311                 cn : [
2312                     caret,
2313                     {
2314                         tag: 'span',
2315                         cls: 'combobox-clear',
2316                         cn  : [
2317                             {
2318                                 tag : 'i',
2319                                 cls: 'icon-remove'
2320                             }
2321                         ]
2322                     }
2323                 ]
2324
2325             })
2326         }
2327
2328         if(this.multiple){
2329             combobox.cls += ' roo-select2-container-multi';
2330         }
2331
2332         var align = this.labelAlign || this.parentLabelAlign();
2333
2334         if (align ==='left' && this.fieldLabel.length) {
2335
2336             cfg.cn = [
2337                 {
2338                    tag : 'i',
2339                    cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
2340                    tooltip : 'This field is required'
2341                 },
2342                 {
2343                     tag: 'label',
2344                     cls : 'control-label',
2345                     html : this.fieldLabel
2346
2347                 },
2348                 {
2349                     cls : '',
2350                     cn: [
2351                         combobox
2352                     ]
2353                 }
2354             ];
2355
2356             var labelCfg = cfg.cn[1];
2357             var contentCfg = cfg.cn[2];
2358
2359
2360             if(this.indicatorpos == 'right'){
2361                 cfg.cn = [
2362                     {
2363                         tag: 'label',
2364                         'for' :  id,
2365                         cls : 'control-label',
2366                         cn : [
2367                             {
2368                                 tag : 'span',
2369                                 html : this.fieldLabel
2370                             },
2371                             {
2372                                 tag : 'i',
2373                                 cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
2374                                 tooltip : 'This field is required'
2375                             }
2376                         ]
2377                     },
2378                     {
2379                         cls : "",
2380                         cn: [
2381                             combobox
2382                         ]
2383                     }
2384
2385                 ];
2386
2387                 labelCfg = cfg.cn[0];
2388                 contentCfg = cfg.cn[1];
2389             }
2390
2391
2392
2393             if(this.labelWidth > 12){
2394                 labelCfg.style = "width: " + this.labelWidth + 'px';
2395             }
2396
2397             if(this.labelWidth < 13 && this.labelmd == 0){
2398                 this.labelmd = this.labelWidth;
2399             }
2400
2401             if(this.labellg > 0){
2402                 labelCfg.cls += ' col-lg-' + this.labellg;
2403                 contentCfg.cls += ' col-lg-' + (12 - this.labellg);
2404             }
2405
2406             if(this.labelmd > 0){
2407                 labelCfg.cls += ' col-md-' + this.labelmd;
2408                 contentCfg.cls += ' col-md-' + (12 - this.labelmd);
2409             }
2410
2411             if(this.labelsm > 0){
2412                 labelCfg.cls += ' col-sm-' + this.labelsm;
2413                 contentCfg.cls += ' col-sm-' + (12 - this.labelsm);
2414             }
2415
2416             if(this.labelxs > 0){
2417                 labelCfg.cls += ' col-xs-' + this.labelxs;
2418                 contentCfg.cls += ' col-xs-' + (12 - this.labelxs);
2419             }
2420
2421
2422         } else if ( this.fieldLabel.length) {
2423             cfg.cn = [
2424                 {
2425                    tag : 'i',
2426                    cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
2427                    tooltip : 'This field is required'
2428                 },
2429                 {
2430                     tag: 'label',
2431                     cls : 'control-label',
2432                     html : this.fieldLabel
2433
2434                 },
2435                 {
2436                     cls : '',
2437                     cn: [
2438                         combobox
2439                     ]
2440                 }
2441             ];
2442
2443             if(this.indicatorpos == 'right'){
2444                 cfg.cn = [
2445                     {
2446                         tag: 'label',
2447                         cls : 'control-label',
2448                         html : this.fieldLabel,
2449                         cn : [
2450                             {
2451                                tag : 'i',
2452                                cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
2453                                tooltip : 'This field is required'
2454                             }
2455                         ]
2456                     },
2457                     {
2458                         cls : '',
2459                         cn: [
2460                             combobox
2461                         ]
2462                     }
2463                 ];
2464             }
2465         } else {
2466             cfg.cn = combobox;
2467         }
2468
2469
2470         var settings = this;
2471
2472         ['xs','sm','md','lg'].map(function(size){
2473             if (settings[size]) {
2474                 cfg.cls += ' col-' + size + '-' + settings[size];
2475             }
2476         });
2477
2478         return cfg;
2479     },
2480
2481     initTouchView : function()
2482     {
2483         this.renderTouchView();
2484
2485         this.touchViewEl.on('scroll', function(){
2486             this.el.dom.scrollTop = 0;
2487         }, this);
2488
2489         this.originalValue = this.getValue();
2490
2491         this.triggerEl = this.el.select('span.dropdown-toggle',true).first();
2492
2493         this.inputEl().on("click", this.showTouchView, this);
2494         if (this.triggerEl) {
2495             this.triggerEl.on("click", this.showTouchView, this);
2496         }
2497
2498
2499         this.touchViewFooterEl.select('.roo-touch-view-cancel', true).first().on('click', this.hideTouchView, this);
2500         this.touchViewFooterEl.select('.roo-touch-view-ok', true).first().on('click', this.setTouchViewValue, this);
2501
2502         this.maskEl = new Roo.LoadMask(this.touchViewEl, { store : this.store, msgCls: 'roo-el-mask-msg' });
2503
2504         this.store.on('beforeload', this.onTouchViewBeforeLoad, this);
2505         this.store.on('load', this.onTouchViewLoad, this);
2506         this.store.on('loadexception', this.onTouchViewLoadException, this);
2507
2508         if(this.hiddenName){
2509
2510             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
2511
2512             this.hiddenField.dom.value =
2513                 this.hiddenValue !== undefined ? this.hiddenValue :
2514                 this.value !== undefined ? this.value : '';
2515
2516             this.el.dom.removeAttribute('name');
2517             this.hiddenField.dom.setAttribute('name', this.hiddenName);
2518         }
2519
2520         if(this.multiple){
2521             this.choices = this.el.select('ul.roo-select2-choices', true).first();
2522             this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
2523         }
2524
2525         if(this.removable && !this.multiple){
2526             var close = this.closeTriggerEl();
2527             if(close){
2528                 close.setVisibilityMode(Roo.Element.DISPLAY).hide();
2529                 close.on('click', this.removeBtnClick, this, close);
2530             }
2531         }
2532         /*
2533          * fix the bug in Safari iOS8
2534          */
2535         this.inputEl().on("focus", function(e){
2536             document.activeElement.blur();
2537         }, this);
2538
2539         return;
2540
2541
2542     },
2543
2544     renderTouchView : function()
2545     {
2546         this.touchViewEl = Roo.get(document.body).createChild(Roo.bootstrap.ComboBox.touchViewTemplate);
2547         this.touchViewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2548
2549         this.touchViewHeaderEl = this.touchViewEl.select('.modal-header', true).first();
2550         this.touchViewHeaderEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2551
2552         this.touchViewBodyEl = this.touchViewEl.select('.modal-body', true).first();
2553         this.touchViewBodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2554         this.touchViewBodyEl.setStyle('overflow', 'auto');
2555
2556         this.touchViewListGroup = this.touchViewBodyEl.select('.list-group', true).first();
2557         this.touchViewListGroup.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2558
2559         this.touchViewFooterEl = this.touchViewEl.select('.modal-footer', true).first();
2560         this.touchViewFooterEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2561
2562     },
2563
2564     showTouchView : function()
2565     {
2566         if(this.disabled){
2567             return;
2568         }
2569
2570         this.touchViewHeaderEl.hide();
2571
2572         if(this.modalTitle.length){
2573             this.touchViewHeaderEl.dom.innerHTML = this.modalTitle;
2574             this.touchViewHeaderEl.show();
2575         }
2576
2577         this.touchViewEl.setStyle('z-index', Roo.bootstrap.Modal.zIndex++);
2578         this.touchViewEl.show();
2579
2580         this.touchViewEl.select('.modal-dialog', true).first().setStyle({ margin : '0px', width : '100%'});
2581
2582         //this.touchViewEl.select('.modal-dialog > .modal-content', true).first().setSize(
2583         //        Roo.lib.Dom.getViewWidth(true), Roo.lib.Dom.getViewHeight(true));
2584
2585         var bodyHeight = Roo.lib.Dom.getViewHeight() - this.touchViewFooterEl.getHeight() + this.touchViewBodyEl.getPadding('tb');
2586
2587         if(this.modalTitle.length){
2588             bodyHeight = bodyHeight - this.touchViewHeaderEl.getHeight();
2589         }
2590
2591         this.touchViewBodyEl.setHeight(bodyHeight);
2592
2593         if(this.animate){
2594             var _this = this;
2595             (function(){ _this.touchViewEl.addClass('in'); }).defer(50);
2596         }else{
2597             this.touchViewEl.addClass('in');
2598         }
2599
2600         this.doTouchViewQuery();
2601
2602     },
2603
2604     hideTouchView : function()
2605     {
2606         this.touchViewEl.removeClass('in');
2607
2608         if(this.animate){
2609             var _this = this;
2610             (function(){ _this.touchViewEl.setStyle('display', 'none'); }).defer(150);
2611         }else{
2612             this.touchViewEl.setStyle('display', 'none');
2613         }
2614
2615     },
2616
2617     setTouchViewValue : function()
2618     {
2619         if(this.multiple){
2620             this.clearItem();
2621
2622             var _this = this;
2623
2624             Roo.each(this.tickItems, function(o){
2625                 this.addItem(o);
2626             }, this);
2627         }
2628
2629         this.hideTouchView();
2630     },
2631
2632     doTouchViewQuery : function()
2633     {
2634         var qe = {
2635             query: '',
2636             forceAll: true,
2637             combo: this,
2638             cancel:false
2639         };
2640
2641         if(this.fireEvent('beforequery', qe) ===false || qe.cancel){
2642             return false;
2643         }
2644
2645         if(!this.alwaysQuery || this.mode == 'local'){
2646             this.onTouchViewLoad();
2647             return;
2648         }
2649
2650         this.store.load();
2651     },
2652
2653     onTouchViewBeforeLoad : function(combo,opts)
2654     {
2655         return;
2656     },
2657
2658     // private
2659     onTouchViewLoad : function()
2660     {
2661         if(this.store.getCount() < 1){
2662             this.onTouchViewEmptyResults();
2663             return;
2664         }
2665
2666         this.clearTouchView();
2667
2668         var rawValue = this.getRawValue();
2669
2670         var template = (this.multiple) ? Roo.bootstrap.ComboBox.listItemCheckbox : Roo.bootstrap.ComboBox.listItemRadio;
2671
2672         this.tickItems = [];
2673
2674         this.store.data.each(function(d, rowIndex){
2675             var row = this.touchViewListGroup.createChild(template);
2676
2677             if(typeof(d.data.cls) != 'undefined' && d.data.cls.length){
2678                 row.addClass(d.data.cls);
2679             }
2680
2681             if(this.displayField && typeof(d.data[this.displayField]) != 'undefined'){
2682                 var cfg = {
2683                     data : d.data,
2684                     html : d.data[this.displayField]
2685                 };
2686
2687                 if(this.fireEvent('touchviewdisplay', this, cfg) !== false){
2688                     row.select('.roo-combobox-list-group-item-value', true).first().dom.innerHTML = cfg.html;
2689                 }
2690             }
2691             row.removeClass('selected');
2692             if(!this.multiple && this.valueField &&
2693                     typeof(d.data[this.valueField]) != 'undefined' && d.data[this.valueField] == this.getValue())
2694             {
2695                 // radio buttons..
2696                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2697                 row.addClass('selected');
2698             }
2699
2700             if(this.multiple && this.valueField &&
2701                     typeof(d.data[this.valueField]) != 'undefined' && this.getValue().indexOf(d.data[this.valueField]) != -1)
2702             {
2703
2704                 // checkboxes...
2705                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2706                 this.tickItems.push(d.data);
2707             }
2708
2709             row.on('click', this.onTouchViewClick, this, {row : row, rowIndex : rowIndex});
2710
2711         }, this);
2712
2713         var firstChecked = this.touchViewListGroup.select('.list-group-item > .roo-combobox-list-group-item-box > input:checked', true).first();
2714
2715         var bodyHeight = Roo.lib.Dom.getViewHeight() - this.touchViewFooterEl.getHeight() + this.touchViewBodyEl.getPadding('tb');
2716
2717         if(this.modalTitle.length){
2718             bodyHeight = bodyHeight - this.touchViewHeaderEl.getHeight();
2719         }
2720
2721         var listHeight = this.touchViewListGroup.getHeight();
2722
2723         var _this = this;
2724
2725         if(firstChecked && listHeight > bodyHeight){
2726             (function() { firstChecked.findParent('li').scrollIntoView(_this.touchViewListGroup.dom); }).defer(500);
2727         }
2728
2729     },
2730
2731     onTouchViewLoadException : function()
2732     {
2733         this.hideTouchView();
2734     },
2735
2736     onTouchViewEmptyResults : function()
2737     {
2738         this.clearTouchView();
2739
2740         this.touchViewListGroup.createChild(Roo.bootstrap.ComboBox.emptyResult);
2741
2742         this.touchViewListGroup.select('.roo-combobox-touch-view-empty-result', true).first().dom.innerHTML = this.emptyResultText;
2743
2744     },
2745
2746     clearTouchView : function()
2747     {
2748         this.touchViewListGroup.dom.innerHTML = '';
2749     },
2750
2751     onTouchViewClick : function(e, el, o)
2752     {
2753         e.preventDefault();
2754
2755         var row = o.row;
2756         var rowIndex = o.rowIndex;
2757
2758         var r = this.store.getAt(rowIndex);
2759
2760         if(this.fireEvent('beforeselect', this, r, rowIndex) !== false){
2761
2762             if(!this.multiple){
2763                 Roo.each(this.touchViewListGroup.select('.list-group-item > .roo-combobox-list-group-item-box > input:checked', true).elements, function(c){
2764                     c.dom.removeAttribute('checked');
2765                 }, this);
2766
2767                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2768
2769                 this.setFromData(r.data);
2770
2771                 var close = this.closeTriggerEl();
2772
2773                 if(close){
2774                     close.show();
2775                 }
2776
2777                 this.hideTouchView();
2778
2779                 this.fireEvent('select', this, r, rowIndex);
2780
2781                 return;
2782             }
2783
2784             if(this.valueField && typeof(r.data[this.valueField]) != 'undefined' && this.getValue().indexOf(r.data[this.valueField]) != -1){
2785                 row.select('.roo-combobox-list-group-item-box > input', true).first().dom.removeAttribute('checked');
2786                 this.tickItems.splice(this.tickItems.indexOf(r.data), 1);
2787                 return;
2788             }
2789
2790             row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2791             this.addItem(r.data);
2792             this.tickItems.push(r.data);
2793         }
2794     },
2795
2796     getAutoCreateNativeIOS : function()
2797     {
2798         var cfg = {
2799             cls: 'form-group' //input-group,
2800         };
2801
2802         var combobox =  {
2803             tag: 'select',
2804             cls : 'roo-ios-select'
2805         };
2806
2807         if (this.name) {
2808             combobox.name = this.name;
2809         }
2810
2811         if (this.disabled) {
2812             combobox.disabled = true;
2813         }
2814
2815         var settings = this;
2816
2817         ['xs','sm','md','lg'].map(function(size){
2818             if (settings[size]) {
2819                 cfg.cls += ' col-' + size + '-' + settings[size];
2820             }
2821         });
2822
2823         cfg.cn = combobox;
2824
2825         return cfg;
2826
2827     },
2828
2829     initIOSView : function()
2830     {
2831         this.store.on('load', this.onIOSViewLoad, this);
2832
2833         return;
2834     },
2835
2836     onIOSViewLoad : function()
2837     {
2838         if(this.store.getCount() < 1){
2839             return;
2840         }
2841
2842         this.clearIOSView();
2843
2844         if(this.allowBlank) {
2845
2846             var default_text = '-- SELECT --';
2847
2848             if(this.placeholder.length){
2849                 default_text = this.placeholder;
2850             }
2851
2852             if(this.emptyTitle.length){
2853                 default_text += ' - ' + this.emptyTitle + ' -';
2854             }
2855
2856             var opt = this.inputEl().createChild({
2857                 tag: 'option',
2858                 value : 0,
2859                 html : default_text
2860             });
2861
2862             var o = {};
2863             o[this.valueField] = 0;
2864             o[this.displayField] = default_text;
2865
2866             this.ios_options.push({
2867                 data : o,
2868                 el : opt
2869             });
2870
2871         }
2872
2873         this.store.data.each(function(d, rowIndex){
2874
2875             var html = '';
2876
2877             if(this.displayField && typeof(d.data[this.displayField]) != 'undefined'){
2878                 html = d.data[this.displayField];
2879             }
2880
2881             var value = '';
2882
2883             if(this.valueField && typeof(d.data[this.valueField]) != 'undefined'){
2884                 value = d.data[this.valueField];
2885             }
2886
2887             var option = {
2888                 tag: 'option',
2889                 value : value,
2890                 html : html
2891             };
2892
2893             if(this.value == d.data[this.valueField]){
2894                 option['selected'] = true;
2895             }
2896
2897             var opt = this.inputEl().createChild(option);
2898
2899             this.ios_options.push({
2900                 data : d.data,
2901                 el : opt
2902             });
2903
2904         }, this);
2905
2906         this.inputEl().on('change', function(){
2907            this.fireEvent('select', this);
2908         }, this);
2909
2910     },
2911
2912     clearIOSView: function()
2913     {
2914         this.inputEl().dom.innerHTML = '';
2915
2916         this.ios_options = [];
2917     },
2918
2919     setIOSValue: function(v)
2920     {
2921         this.value = v;
2922
2923         if(!this.ios_options){
2924             return;
2925         }
2926
2927         Roo.each(this.ios_options, function(opts){
2928
2929            opts.el.dom.removeAttribute('selected');
2930
2931            if(opts.data[this.valueField] != v){
2932                return;
2933            }
2934
2935            opts.el.dom.setAttribute('selected', true);
2936
2937         }, this);
2938     }
2939
2940     /**
2941     * @cfg {Boolean} grow
2942     * @hide
2943     */
2944     /**
2945     * @cfg {Number} growMin
2946     * @hide
2947     */
2948     /**
2949     * @cfg {Number} growMax
2950     * @hide
2951     */
2952     /**
2953      * @hide
2954      * @method autoSize
2955      */
2956 });
2957
2958 Roo.apply(Roo.bootstrap.ComboBox,  {
2959
2960     header : {
2961         tag: 'div',
2962         cls: 'modal-header',
2963         cn: [
2964             {
2965                 tag: 'h4',
2966                 cls: 'modal-title'
2967             }
2968         ]
2969     },
2970
2971     body : {
2972         tag: 'div',
2973         cls: 'modal-body',
2974         cn: [
2975             {
2976                 tag: 'ul',
2977                 cls: 'list-group'
2978             }
2979         ]
2980     },
2981
2982     listItemRadio : {
2983         tag: 'li',
2984         cls: 'list-group-item',
2985         cn: [
2986             {
2987                 tag: 'span',
2988                 cls: 'roo-combobox-list-group-item-value'
2989             },
2990             {
2991                 tag: 'div',
2992                 cls: 'roo-combobox-list-group-item-box pull-xs-right radio-inline radio radio-info',
2993                 cn: [
2994                     {
2995                         tag: 'input',
2996                         type: 'radio'
2997                     },
2998                     {
2999                         tag: 'label'
3000                     }
3001                 ]
3002             }
3003         ]
3004     },
3005
3006     listItemCheckbox : {
3007         tag: 'li',
3008         cls: 'list-group-item',
3009         cn: [
3010             {
3011                 tag: 'span',
3012                 cls: 'roo-combobox-list-group-item-value'
3013             },
3014             {
3015                 tag: 'div',
3016                 cls: 'roo-combobox-list-group-item-box pull-xs-right checkbox-inline checkbox checkbox-info',
3017                 cn: [
3018                     {
3019                         tag: 'input',
3020                         type: 'checkbox'
3021                     },
3022                     {
3023                         tag: 'label'
3024                     }
3025                 ]
3026             }
3027         ]
3028     },
3029
3030     emptyResult : {
3031         tag: 'div',
3032         cls: 'alert alert-danger roo-combobox-touch-view-empty-result'
3033     },
3034
3035     footer : {
3036         tag: 'div',
3037         cls: 'modal-footer',
3038         cn: [
3039             {
3040                 tag: 'div',
3041                 cls: 'row',
3042                 cn: [
3043                     {
3044                         tag: 'div',
3045                         cls: 'col-xs-6 text-left',
3046                         cn: {
3047                             tag: 'button',
3048                             cls: 'btn btn-danger roo-touch-view-cancel',
3049                             html: 'Cancel'
3050                         }
3051                     },
3052                     {
3053                         tag: 'div',
3054                         cls: 'col-xs-6 text-right',
3055                         cn: {
3056                             tag: 'button',
3057                             cls: 'btn btn-success roo-touch-view-ok',
3058                             html: 'OK'
3059                         }
3060                     }
3061                 ]
3062             }
3063         ]
3064
3065     }
3066 });
3067
3068 Roo.apply(Roo.bootstrap.ComboBox,  {
3069
3070     touchViewTemplate : {
3071         tag: 'div',
3072         cls: 'modal fade roo-combobox-touch-view',
3073         cn: [
3074             {
3075                 tag: 'div',
3076                 cls: 'modal-dialog',
3077                 style : 'position:fixed', // we have to fix position....
3078                 cn: [
3079                     {
3080                         tag: 'div',
3081                         cls: 'modal-content',
3082                         cn: [
3083                             Roo.bootstrap.ComboBox.header,
3084                             Roo.bootstrap.ComboBox.body,
3085                             Roo.bootstrap.ComboBox.footer
3086                         ]
3087                     }
3088                 ]
3089             }
3090         ]
3091     }
3092 });