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.store = Roo.factory(this.store, Roo.data);
 651         this.store.parent = this;
 652
 653         // if we are building from html. then this element is so complex, that we can not really
 654         // use the rendered HTML.
 655         // so we have to trash and replace the previous code.
 656         if (Roo.XComponent.build_from_html) {
 657
 658             // remove this element....
 659             var e = this.el.dom, k=0;
 660             while (e ) { e = e.previousSibling;  ++k;}
 661
 662             this.el.remove();
 663
 664             this.el=false;
 665             this.rendered = false;
 666
 667             this.render(this.parent().getChildContainer(true), k);
 668
 669
 670
 671         }
 672
 673         if(Roo.isIOS && this.useNativeIOS){
 674             this.initIOSView();
 675             return;
 676         }
 677
 678         /*
 679          * Touch Devices
 680          */
 681
 682         if(Roo.isTouch && this.mobileTouchView){
 683             this.initTouchView();
 684             return;
 685         }
 686
 687         if(this.tickable){
 688             this.initTickableEvents();
 689             return;
 690         }
 691
 692         Roo.bootstrap.ComboBox.superclass.initEvents.call(this);
 693
 694         if(this.hiddenName){
 695
 696             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
 697
 698             this.hiddenField.dom.value =
 699                 this.hiddenValue !== undefined ? this.hiddenValue :
 700                 this.value !== undefined ? this.value : '';
 701
 702             // prevent input submission
 703             this.el.dom.removeAttribute('name');
 704             this.hiddenField.dom.setAttribute('name', this.hiddenName);
 705
 706
 707         }
 708         //if(Roo.isGecko){
 709         //    this.el.dom.setAttribute('autocomplete', 'off');
 710         //}
 711
 712         var cls = 'x-combo-list';
 713
 714         //this.list = new Roo.Layer({
 715         //    shadow: this.shadow, cls: [cls, this.listClass].join(' '), constrain:false
 716         //});
 717
 718         var _this = this;
 719
 720         (function(){
 721             var lw = _this.listWidth || Math.max(_this.inputEl().getWidth(), _this.minListWidth);
 722             _this.list.setWidth(lw);
 723         }).defer(100);
 724
 725         this.list.on('mouseover', this.onViewOver, this);
 726         this.list.on('mousemove', this.onViewMove, this);
 727
 728         this.list.on('scroll', this.onViewScroll, this);
 729
 730         /*
 731         this.list.swallowEvent('mousewheel');
 732         this.assetHeight = 0;
 733
 734         if(this.title){
 735             this.header = this.list.createChild({cls:cls+'-hd', html: this.title});
 736             this.assetHeight += this.header.getHeight();
 737         }
 738
 739         this.innerList = this.list.createChild({cls:cls+'-inner'});
 740         this.innerList.on('mouseover', this.onViewOver, this);
 741         this.innerList.on('mousemove', this.onViewMove, this);
 742         this.innerList.setWidth(lw - this.list.getFrameWidth('lr'));
 743
 744         if(this.allowBlank && !this.pageSize && !this.disableClear){
 745             this.footer = this.list.createChild({cls:cls+'-ft'});
 746             this.pageTb = new Roo.Toolbar(this.footer);
 747
 748         }
 749         if(this.pageSize){
 750             this.footer = this.list.createChild({cls:cls+'-ft'});
 751             this.pageTb = new Roo.PagingToolbar(this.footer, this.store,
 752                     {pageSize: this.pageSize});
 753
 754         }
 755
 756         if (this.pageTb && this.allowBlank && !this.disableClear) {
 757             var _this = this;
 758             this.pageTb.add(new Roo.Toolbar.Fill(), {
 759                 cls: 'x-btn-icon x-btn-clear',
 760                 text: '&#160;',
 761                 handler: function()
 762                 {
 763                     _this.collapse();
 764                     _this.clearValue();
 765                     _this.onSelect(false, -1);
 766                 }
 767             });
 768         }
 769         if (this.footer) {
 770             this.assetHeight += this.footer.getHeight();
 771         }
 772         */
 773
 774         if(!this.tpl){
 775             this.tpl = '<li><a href="#">{' + this.displayField + '}</a></li>';
 776         }
 777
 778         this.view = new Roo.View(this.list, this.tpl, {
 779             singleSelect:true, store: this.store, selectedClass: this.selectedClass
 780         });
 781         //this.view.wrapEl.setDisplayed(false);
 782         this.view.on('click', this.onViewClick, this);
 783
 784
 785         this.store.on('beforeload', this.onBeforeLoad, this);
 786         this.store.on('load', this.onLoad, this);
 787         this.store.on('loadexception', this.onLoadException, this);
 788         /*
 789         if(this.resizable){
 790             this.resizer = new Roo.Resizable(this.list,  {
 791                pinned:true, handles:'se'
 792             });
 793             this.resizer.on('resize', function(r, w, h){
 794                 this.maxHeight = h-this.handleHeight-this.list.getFrameWidth('tb')-this.assetHeight;
 795                 this.listWidth = w;
 796                 this.innerList.setWidth(w - this.list.getFrameWidth('lr'));
 797                 this.restrictHeight();
 798             }, this);
 799             this[this.pageSize?'footer':'innerList'].setStyle('margin-bottom', this.handleHeight+'px');
 800         }
 801         */
 802         if(!this.editable){
 803             this.editable = true;
 804             this.setEditable(false);
 805         }
 806
 807         /*
 808
 809         if (typeof(this.events.add.listeners) != 'undefined') {
 810
 811             this.addicon = this.wrap.createChild(
 812                 {tag: 'img', src: Roo.BLANK_IMAGE_URL, cls: 'x-form-combo-add' });
 813
 814             this.addicon.on('click', function(e) {
 815                 this.fireEvent('add', this);
 816             }, this);
 817         }
 818         if (typeof(this.events.edit.listeners) != 'undefined') {
 819
 820             this.editicon = this.wrap.createChild(
 821                 {tag: 'img', src: Roo.BLANK_IMAGE_URL, cls: 'x-form-combo-edit' });
 822             if (this.addicon) {
 823                 this.editicon.setStyle('margin-left', '40px');
 824             }
 825             this.editicon.on('click', function(e) {
 826
 827                 // we fire even  if inothing is selected..
 828                 this.fireEvent('edit', this, this.lastData );
 829
 830             }, this);
 831         }
 832         */
 833
 834         this.keyNav = new Roo.KeyNav(this.inputEl(), {
 835             "up" : function(e){
 836                 this.inKeyMode = true;
 837                 this.selectPrev();
 838             },
 839
 840             "down" : function(e){
 841                 if(!this.isExpanded()){
 842                     this.onTriggerClick();
 843                 }else{
 844                     this.inKeyMode = true;
 845                     this.selectNext();
 846                 }
 847             },
 848
 849             "enter" : function(e){
 850 //                this.onViewClick();
 851                 //return true;
 852                 this.collapse();
 853
 854                 if(this.fireEvent("specialkey", this, e)){
 855                     this.onViewClick(false);
 856                 }
 857
 858                 return true;
 859             },
 860
 861             "esc" : function(e){
 862                 this.collapse();
 863             },
 864
 865             "tab" : function(e){
 866                 this.collapse();
 867
 868                 if(this.fireEvent("specialkey", this, e)){
 869                     this.onViewClick(false);
 870                 }
 871
 872                 return true;
 873             },
 874
 875             scope : this,
 876
 877             doRelay : function(foo, bar, hname){
 878                 if(hname == 'down' || this.scope.isExpanded()){
 879                    return Roo.KeyNav.prototype.doRelay.apply(this, arguments);
 880                 }
 881                 return true;
 882             },
 883
 884             forceKeyDown: true
 885         });
 886
 887
 888         this.queryDelay = Math.max(this.queryDelay || 10,
 889                 this.mode == 'local' ? 10 : 250);
 890
 891
 892         this.dqTask = new Roo.util.DelayedTask(this.initQuery, this);
 893
 894         if(this.typeAhead){
 895             this.taTask = new Roo.util.DelayedTask(this.onTypeAhead, this);
 896         }
 897         if(this.editable !== false){
 898             this.inputEl().on("keyup", this.onKeyUp, this);
 899         }
 900         if(this.forceSelection){
 901             this.inputEl().on('blur', this.doForce, this);
 902         }
 903
 904         if(this.multiple){
 905             this.choices = this.el.select('ul.roo-select2-choices', true).first();
 906             this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
 907         }
 908     },
 909
 910     initTickableEvents: function()
 911     {
 912         this.createList();
 913
 914         if(this.hiddenName){
 915
 916             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
 917
 918             this.hiddenField.dom.value =
 919                 this.hiddenValue !== undefined ? this.hiddenValue :
 920                 this.value !== undefined ? this.value : '';
 921
 922             // prevent input submission
 923             this.el.dom.removeAttribute('name');
 924             this.hiddenField.dom.setAttribute('name', this.hiddenName);
 925
 926
 927         }
 928
 929 //        this.list = this.el.select('ul.dropdown-menu',true).first();
 930
 931         this.choices = this.el.select('ul.roo-select2-choices', true).first();
 932         this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
 933         if(this.triggerList){
 934             this.searchField.on("click", this.onSearchFieldClick, this, {preventDefault:true});
 935         }
 936
 937         this.trigger = this.el.select('.tickable-buttons > .btn-edit', true).first();
 938         this.trigger.on("click", this.onTickableTriggerClick, this, {preventDefault:true});
 939
 940         this.okBtn = this.el.select('.tickable-buttons > .btn-ok', true).first();
 941         this.cancelBtn = this.el.select('.tickable-buttons > .btn-cancel', true).first();
 942
 943         this.okBtn.on('click', this.onTickableFooterButtonClick, this, this.okBtn);
 944         this.cancelBtn.on('click', this.onTickableFooterButtonClick, this, this.cancelBtn);
 945
 946         this.trigger.setVisibilityMode(Roo.Element.DISPLAY);
 947         this.okBtn.setVisibilityMode(Roo.Element.DISPLAY);
 948         this.cancelBtn.setVisibilityMode(Roo.Element.DISPLAY);
 949
 950         this.okBtn.hide();
 951         this.cancelBtn.hide();
 952
 953         var _this = this;
 954
 955         (function(){
 956             var lw = _this.listWidth || Math.max(_this.inputEl().getWidth(), _this.minListWidth);
 957             _this.list.setWidth(lw);
 958         }).defer(100);
 959
 960         this.list.on('mouseover', this.onViewOver, this);
 961         this.list.on('mousemove', this.onViewMove, this);
 962
 963         this.list.on('scroll', this.onViewScroll, this);
 964
 965         if(!this.tpl){
 966             this.tpl = '<li class="roo-select2-result"><div class="checkbox"><input id="{roo-id}" type="checkbox" {roo-data-checked}><label for="{roo-id}"><b>{' + this.displayField + '}</b></label></div></li>';
 967         }
 968
 969         this.view = new Roo.View(this.list, this.tpl, {
 970             singleSelect:true, tickable:true, parent:this, store: this.store, selectedClass: this.selectedClass
 971         });
 972
 973         //this.view.wrapEl.setDisplayed(false);
 974         this.view.on('click', this.onViewClick, this);
 975
 976
 977
 978         this.store.on('beforeload', this.onBeforeLoad, this);
 979         this.store.on('load', this.onLoad, this);
 980         this.store.on('loadexception', this.onLoadException, this);
 981
 982         if(this.editable){
 983             this.keyNav = new Roo.KeyNav(this.tickableInputEl(), {
 984                 "up" : function(e){
 985                     this.inKeyMode = true;
 986                     this.selectPrev();
 987                 },
 988
 989                 "down" : function(e){
 990                     this.inKeyMode = true;
 991                     this.selectNext();
 992                 },
 993
 994                 "enter" : function(e){
 995                     if(this.fireEvent("specialkey", this, e)){
 996                         this.onViewClick(false);
 997                     }
 998
 999                     return true;
1000                 },
1001
1002                 "esc" : function(e){
1003                     this.onTickableFooterButtonClick(e, false, false);
1004                 },
1005
1006                 "tab" : function(e){
1007                     this.fireEvent("specialkey", this, e);
1008
1009                     this.onTickableFooterButtonClick(e, false, false);
1010
1011                     return true;
1012                 },
1013
1014                 scope : this,
1015
1016                 doRelay : function(e, fn, key){
1017                     if(this.scope.isExpanded()){
1018                        return Roo.KeyNav.prototype.doRelay.apply(this, arguments);
1019                     }
1020                     return true;
1021                 },
1022
1023                 forceKeyDown: true
1024             });
1025         }
1026
1027         this.queryDelay = Math.max(this.queryDelay || 10,
1028                 this.mode == 'local' ? 10 : 250);
1029
1030
1031         this.dqTask = new Roo.util.DelayedTask(this.initQuery, this);
1032
1033         if(this.typeAhead){
1034             this.taTask = new Roo.util.DelayedTask(this.onTypeAhead, this);
1035         }
1036
1037         if(this.editable !== false){
1038             this.tickableInputEl().on("keyup", this.onKeyUp, this);
1039         }
1040
1041         this.indicator = this.indicatorEl();
1042
1043         if(this.indicator){
1044             this.indicator.setVisibilityMode(Roo.Element.DISPLAY);
1045             this.indicator.hide();
1046         }
1047
1048     },
1049
1050     onDestroy : function(){
1051         if(this.view){
1052             this.view.setStore(null);
1053             this.view.el.removeAllListeners();
1054             this.view.el.remove();
1055             this.view.purgeListeners();
1056         }
1057         if(this.list){
1058             this.list.dom.innerHTML  = '';
1059         }
1060
1061         if(this.store){
1062             this.store.un('beforeload', this.onBeforeLoad, this);
1063             this.store.un('load', this.onLoad, this);
1064             this.store.un('loadexception', this.onLoadException, this);
1065         }
1066         Roo.bootstrap.ComboBox.superclass.onDestroy.call(this);
1067     },
1068
1069     // private
1070     fireKey : function(e){
1071         if(e.isNavKeyPress() && !this.list.isVisible()){
1072             this.fireEvent("specialkey", this, e);
1073         }
1074     },
1075
1076     // private
1077     onResize: function(w, h){
1078 //        Roo.bootstrap.ComboBox.superclass.onResize.apply(this, arguments);
1079 //
1080 //        if(typeof w != 'number'){
1081 //            // we do not handle it!?!?
1082 //            return;
1083 //        }
1084 //        var tw = this.trigger.getWidth();
1085 //       // tw += this.addicon ? this.addicon.getWidth() : 0;
1086 //       // tw += this.editicon ? this.editicon.getWidth() : 0;
1087 //        var x = w - tw;
1088 //        this.inputEl().setWidth( this.adjustWidth('input', x));
1089 //
1090 //        //this.trigger.setStyle('left', x+'px');
1091 //
1092 //        if(this.list && this.listWidth === undefined){
1093 //            var lw = Math.max(x + this.trigger.getWidth(), this.minListWidth);
1094 //            this.list.setWidth(lw);
1095 //            this.innerList.setWidth(lw - this.list.getFrameWidth('lr'));
1096 //        }
1097
1098
1099
1100     },
1101
1102     /**
1103      * Allow or prevent the user from directly editing the field text.  If false is passed,
1104      * the user will only be able to select from the items defined in the dropdown list.  This method
1105      * is the runtime equivalent of setting the 'editable' config option at config time.
1106      * @param {Boolean} value True to allow the user to directly edit the field text
1107      */
1108     setEditable : function(value){
1109         if(value == this.editable){
1110             return;
1111         }
1112         this.editable = value;
1113         if(!value){
1114             this.inputEl().dom.setAttribute('readOnly', true);
1115             this.inputEl().on('mousedown', this.onTriggerClick,  this);
1116             this.inputEl().addClass('x-combo-noedit');
1117         }else{
1118             this.inputEl().dom.setAttribute('readOnly', false);
1119             this.inputEl().un('mousedown', this.onTriggerClick,  this);
1120             this.inputEl().removeClass('x-combo-noedit');
1121         }
1122     },
1123
1124     // private
1125
1126     onBeforeLoad : function(combo,opts){
1127         if(!this.hasFocus){
1128             return;
1129         }
1130          if (!opts.add) {
1131             this.list.dom.innerHTML = '<li class="loading-indicator">'+(this.loadingText||'loading')+'</li>' ;
1132          }
1133         this.restrictHeight();
1134         this.selectedIndex = -1;
1135     },
1136
1137     // private
1138     onLoad : function(){
1139
1140         this.hasQuery = false;
1141
1142         if(!this.hasFocus){
1143             return;
1144         }
1145
1146         if(typeof(this.loading) !== 'undefined' && this.loading !== null){
1147             this.loading.hide();
1148         }
1149
1150         if(this.store.getCount() > 0){
1151
1152             this.expand();
1153             this.restrictHeight();
1154             if(this.lastQuery == this.allQuery){
1155                 if(this.editable && !this.tickable){
1156                     this.inputEl().dom.select();
1157                 }
1158
1159                 if(
1160                     !this.selectByValue(this.value, true) &&
1161                     this.autoFocus &&
1162                     (
1163                         !this.store.lastOptions ||
1164                         typeof(this.store.lastOptions.add) == 'undefined' ||
1165                         this.store.lastOptions.add != true
1166                     )
1167                 ){
1168                     this.select(0, true);
1169                 }
1170             }else{
1171                 if(this.autoFocus){
1172                     this.selectNext();
1173                 }
1174                 if(this.typeAhead && this.lastKey != Roo.EventObject.BACKSPACE && this.lastKey != Roo.EventObject.DELETE){
1175                     this.taTask.delay(this.typeAheadDelay);
1176                 }
1177             }
1178         }else{
1179             this.onEmptyResults();
1180         }
1181
1182         //this.el.focus();
1183     },
1184     // private
1185     onLoadException : function()
1186     {
1187         this.hasQuery = false;
1188
1189         if(typeof(this.loading) !== 'undefined' && this.loading !== null){
1190             this.loading.hide();
1191         }
1192
1193         if(this.tickable && this.editable){
1194             return;
1195         }
1196
1197         this.collapse();
1198         // only causes errors at present
1199         //Roo.log(this.store.reader.jsonData);
1200         //if (this.store && typeof(this.store.reader.jsonData.errorMsg) != 'undefined') {
1201             // fixme
1202             //Roo.MessageBox.alert("Error loading",this.store.reader.jsonData.errorMsg);
1203         //}
1204
1205
1206     },
1207     // private
1208     onTypeAhead : function(){
1209         if(this.store.getCount() > 0){
1210             var r = this.store.getAt(0);
1211             var newValue = r.data[this.displayField];
1212             var len = newValue.length;
1213             var selStart = this.getRawValue().length;
1214
1215             if(selStart != len){
1216                 this.setRawValue(newValue);
1217                 this.selectText(selStart, newValue.length);
1218             }
1219         }
1220     },
1221
1222     // private
1223     onSelect : function(record, index){
1224
1225         if(this.fireEvent('beforeselect', this, record, index) !== false){
1226
1227             this.setFromData(index > -1 ? record.data : false);
1228
1229             this.collapse();
1230             this.fireEvent('select', this, record, index);
1231         }
1232     },
1233
1234     /**
1235      * Returns the currently selected field value or empty string if no value is set.
1236      * @return {String} value The selected value
1237      */
1238     getValue : function()
1239     {
1240         if(Roo.isIOS && this.useNativeIOS){
1241             return this.ios_options[this.inputEl().dom.selectedIndex].data[this.valueField];
1242         }
1243
1244         if(this.multiple){
1245             return (this.hiddenField) ? this.hiddenField.dom.value : this.value;
1246         }
1247
1248         if(this.valueField){
1249             return typeof this.value != 'undefined' ? this.value : '';
1250         }else{
1251             return Roo.bootstrap.ComboBox.superclass.getValue.call(this);
1252         }
1253     },
1254
1255     getRawValue : function()
1256     {
1257         if(Roo.isIOS && this.useNativeIOS){
1258             return this.ios_options[this.inputEl().dom.selectedIndex].data[this.displayField];
1259         }
1260
1261         var v = this.inputEl().getValue();
1262
1263         return v;
1264     },
1265
1266     /**
1267      * Clears any text/value currently set in the field
1268      */
1269     clearValue : function(){
1270
1271         if(this.hiddenField){
1272             this.hiddenField.dom.value = '';
1273         }
1274         this.value = '';
1275         this.setRawValue('');
1276         this.lastSelectionText = '';
1277         this.lastData = false;
1278
1279         var close = this.closeTriggerEl();
1280
1281         if(close){
1282             close.hide();
1283         }
1284
1285         this.validate();
1286
1287     },
1288
1289     /**
1290      * Sets the specified value into the field.  If the value finds a match, the corresponding record text
1291      * will be displayed in the field.  If the value does not match the data value of an existing item,
1292      * and the valueNotFoundText config option is defined, it will be displayed as the default field text.
1293      * Otherwise the field will be blank (although the value will still be set).
1294      * @param {String} value The value to match
1295      */
1296     setValue : function(v)
1297     {
1298         if(Roo.isIOS && this.useNativeIOS){
1299             this.setIOSValue(v);
1300             return;
1301         }
1302
1303         if(this.multiple){
1304             this.syncValue();
1305             return;
1306         }
1307
1308         var text = v;
1309         if(this.valueField){
1310             var r = this.findRecord(this.valueField, v);
1311             if(r){
1312                 text = r.data[this.displayField];
1313             }else if(this.valueNotFoundText !== undefined){
1314                 text = this.valueNotFoundText;
1315             }
1316         }
1317         this.lastSelectionText = text;
1318         if(this.hiddenField){
1319             this.hiddenField.dom.value = v;
1320         }
1321         Roo.bootstrap.ComboBox.superclass.setValue.call(this, text);
1322         this.value = v;
1323
1324         var close = this.closeTriggerEl();
1325
1326         if(close){
1327             (v && (v.length || v * 1 > 0)) ? close.show() : close.hide();
1328         }
1329
1330         this.validate();
1331     },
1332     /**
1333      * @property {Object} the last set data for the element
1334      */
1335
1336     lastData : false,
1337     /**
1338      * Sets the value of the field based on a object which is related to the record format for the store.
1339      * @param {Object} value the value to set as. or false on reset?
1340      */
1341     setFromData : function(o){
1342
1343         if(this.multiple){
1344             this.addItem(o);
1345             return;
1346         }
1347
1348         var dv = ''; // display value
1349         var vv = ''; // value value..
1350         this.lastData = o;
1351         if (this.displayField) {
1352             dv = !o || typeof(o[this.displayField]) == 'undefined' ? '' : o[this.displayField];
1353         } else {
1354             // this is an error condition!!!
1355             Roo.log('no  displayField value set for '+ (this.name ? this.name : this.id));
1356         }
1357
1358         if(this.valueField){
1359             vv = !o || typeof(o[this.valueField]) == 'undefined' ? dv : o[this.valueField];
1360         }
1361
1362         var close = this.closeTriggerEl();
1363
1364         if(close){
1365             (vv.length || vv * 1 > 0) ? close.show() : close.hide();
1366         }
1367
1368         if(this.hiddenField){
1369             this.hiddenField.dom.value = vv;
1370
1371             this.lastSelectionText = dv;
1372             Roo.bootstrap.ComboBox.superclass.setValue.call(this, dv);
1373             this.value = vv;
1374             return;
1375         }
1376         // no hidden field.. - we store the value in 'value', but still display
1377         // display field!!!!
1378         this.lastSelectionText = dv;
1379         Roo.bootstrap.ComboBox.superclass.setValue.call(this, dv);
1380         this.value = vv;
1381
1382
1383
1384     },
1385     // private
1386     reset : function(){
1387         // overridden so that last data is reset..
1388
1389         if(this.multiple){
1390             this.clearItem();
1391             return;
1392         }
1393
1394         this.setValue(this.originalValue);
1395         //this.clearInvalid();
1396         this.lastData = false;
1397         if (this.view) {
1398             this.view.clearSelections();
1399         }
1400
1401         this.validate();
1402     },
1403     // private
1404     findRecord : function(prop, value){
1405         var record;
1406         if(this.store.getCount() > 0){
1407             this.store.each(function(r){
1408                 if(r.data[prop] == value){
1409                     record = r;
1410                     return false;
1411                 }
1412                 return true;
1413             });
1414         }
1415         return record;
1416     },
1417
1418     getName: function()
1419     {
1420         // returns hidden if it's set..
1421         if (!this.rendered) {return ''};
1422         return !this.hiddenName && this.inputEl().dom.name  ? this.inputEl().dom.name : (this.hiddenName || '');
1423
1424     },
1425     // private
1426     onViewMove : function(e, t){
1427         this.inKeyMode = false;
1428     },
1429
1430     // private
1431     onViewOver : function(e, t){
1432         if(this.inKeyMode){ // prevent key nav and mouse over conflicts
1433             return;
1434         }
1435         var item = this.view.findItemFromChild(t);
1436
1437         if(item){
1438             var index = this.view.indexOf(item);
1439             this.select(index, false);
1440         }
1441     },
1442
1443     // private
1444     onViewClick : function(view, doFocus, el, e)
1445     {
1446         var index = this.view.getSelectedIndexes()[0];
1447
1448         var r = this.store.getAt(index);
1449
1450         if(this.tickable){
1451
1452             if(typeof(e) != 'undefined' && e.getTarget().nodeName.toLowerCase() != 'input'){
1453                 return;
1454             }
1455
1456             var rm = false;
1457             var _this = this;
1458
1459             Roo.each(this.tickItems, function(v,k){
1460
1461                 if(typeof(v) != 'undefined' && v[_this.valueField] == r.data[_this.valueField]){
1462                     Roo.log(v);
1463                     _this.tickItems.splice(k, 1);
1464
1465                     if(typeof(e) == 'undefined' && view == false){
1466                         Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked = false;
1467                     }
1468
1469                     rm = true;
1470                     return;
1471                 }
1472             });
1473
1474             if(rm){
1475                 return;
1476             }
1477
1478             if(this.fireEvent('tick', this, r, index, Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked) !== false){
1479                 this.tickItems.push(r.data);
1480             }
1481
1482             if(typeof(e) == 'undefined' && view == false){
1483                 Roo.get(_this.view.getNodes(index, index)[0]).select('input', true).first().dom.checked = true;
1484             }
1485
1486             return;
1487         }
1488
1489         if(r){
1490             this.onSelect(r, index);
1491         }
1492         if(doFocus !== false && !this.blockFocus){
1493             this.inputEl().focus();
1494         }
1495     },
1496
1497     // private
1498     restrictHeight : function(){
1499         //this.innerList.dom.style.height = '';
1500         //var inner = this.innerList.dom;
1501         //var h = Math.max(inner.clientHeight, inner.offsetHeight, inner.scrollHeight);
1502         //this.innerList.setHeight(h < this.maxHeight ? 'auto' : this.maxHeight);
1503         //this.list.beginUpdate();
1504         //this.list.setHeight(this.innerList.getHeight()+this.list.getFrameWidth('tb')+(this.resizable?this.handleHeight:0)+this.assetHeight);
1505         this.list.alignTo(this.inputEl(), this.listAlign);
1506         this.list.alignTo(this.inputEl(), this.listAlign);
1507         //this.list.endUpdate();
1508     },
1509
1510     // private
1511     onEmptyResults : function(){
1512
1513         if(this.tickable && this.editable){
1514             this.restrictHeight();
1515             return;
1516         }
1517
1518         this.collapse();
1519     },
1520
1521     /**
1522      * Returns true if the dropdown list is expanded, else false.
1523      */
1524     isExpanded : function(){
1525         return this.list.isVisible();
1526     },
1527
1528     /**
1529      * Select an item in the dropdown list by its data value. This function does NOT cause the select event to fire.
1530      * The store must be loaded and the list expanded for this function to work, otherwise use setValue.
1531      * @param {String} value The data value of the item to select
1532      * @param {Boolean} scrollIntoView False to prevent the dropdown list from autoscrolling to display the
1533      * selected item if it is not currently in view (defaults to true)
1534      * @return {Boolean} True if the value matched an item in the list, else false
1535      */
1536     selectByValue : function(v, scrollIntoView){
1537         if(v !== undefined && v !== null){
1538             var r = this.findRecord(this.valueField || this.displayField, v);
1539             if(r){
1540                 this.select(this.store.indexOf(r), scrollIntoView);
1541                 return true;
1542             }
1543         }
1544         return false;
1545     },
1546
1547     /**
1548      * Select an item in the dropdown list by its numeric index in the list. This function does NOT cause the select event to fire.
1549      * The store must be loaded and the list expanded for this function to work, otherwise use setValue.
1550      * @param {Number} index The zero-based index of the list item to select
1551      * @param {Boolean} scrollIntoView False to prevent the dropdown list from autoscrolling to display the
1552      * selected item if it is not currently in view (defaults to true)
1553      */
1554     select : function(index, scrollIntoView){
1555         this.selectedIndex = index;
1556         this.view.select(index);
1557         if(scrollIntoView !== false){
1558             var el = this.view.getNode(index);
1559             /*
1560              * el && !this.multiple && !this.tickable // not sure why we disable multiple before..
1561              */
1562             if(el){
1563                 this.list.scrollChildIntoView(el, false);
1564             }
1565         }
1566     },
1567
1568     // private
1569     selectNext : function(){
1570         var ct = this.store.getCount();
1571         if(ct > 0){
1572             if(this.selectedIndex == -1){
1573                 this.select(0);
1574             }else if(this.selectedIndex < ct-1){
1575                 this.select(this.selectedIndex+1);
1576             }
1577         }
1578     },
1579
1580     // private
1581     selectPrev : function(){
1582         var ct = this.store.getCount();
1583         if(ct > 0){
1584             if(this.selectedIndex == -1){
1585                 this.select(0);
1586             }else if(this.selectedIndex != 0){
1587                 this.select(this.selectedIndex-1);
1588             }
1589         }
1590     },
1591
1592     // private
1593     onKeyUp : function(e){
1594         if(this.editable !== false && !e.isSpecialKey()){
1595             this.lastKey = e.getKey();
1596             this.dqTask.delay(this.queryDelay);
1597         }
1598     },
1599
1600     // private
1601     validateBlur : function(){
1602         return !this.list || !this.list.isVisible();
1603     },
1604
1605     // private
1606     initQuery : function(){
1607
1608         var v = this.getRawValue();
1609
1610         if(this.tickable && this.editable){
1611             v = this.tickableInputEl().getValue();
1612         }
1613
1614         this.doQuery(v);
1615     },
1616
1617     // private
1618     doForce : function(){
1619         if(this.inputEl().dom.value.length > 0){
1620             this.inputEl().dom.value =
1621                 this.lastSelectionText === undefined ? '' : this.lastSelectionText;
1622
1623         }
1624     },
1625
1626     /**
1627      * Execute a query to filter the dropdown list.  Fires the beforequery event prior to performing the
1628      * query allowing the query action to be canceled if needed.
1629      * @param {String} query The SQL query to execute
1630      * @param {Boolean} forceAll True to force the query to execute even if there are currently fewer characters
1631      * in the field than the minimum specified by the minChars config option.  It also clears any filter previously
1632      * saved in the current store (defaults to false)
1633      */
1634     doQuery : function(q, forceAll){
1635
1636         if(q === undefined || q === null){
1637             q = '';
1638         }
1639         var qe = {
1640             query: q,
1641             forceAll: forceAll,
1642             combo: this,
1643             cancel:false
1644         };
1645         if(this.fireEvent('beforequery', qe)===false || qe.cancel){
1646             return false;
1647         }
1648         q = qe.query;
1649
1650         forceAll = qe.forceAll;
1651         if(forceAll === true || (q.length >= this.minChars)){
1652
1653             this.hasQuery = true;
1654
1655             if(this.lastQuery != q || this.alwaysQuery){
1656                 this.lastQuery = q;
1657                 if(this.mode == 'local'){
1658                     this.selectedIndex = -1;
1659                     if(forceAll){
1660                         this.store.clearFilter();
1661                     }else{
1662
1663                         if(this.specialFilter){
1664                             this.fireEvent('specialfilter', this);
1665                             this.onLoad();
1666                             return;
1667                         }
1668
1669                         this.store.filter(this.displayField, q);
1670                     }
1671
1672                     this.store.fireEvent("datachanged", this.store);
1673
1674                     this.onLoad();
1675
1676
1677                 }else{
1678
1679                     this.store.baseParams[this.queryParam] = q;
1680
1681                     var options = {params : this.getParams(q)};
1682
1683                     if(this.loadNext){
1684                         options.add = true;
1685                         options.params.start = this.page * this.pageSize;
1686                     }
1687
1688                     this.store.load(options);
1689
1690                     /*
1691                      *  this code will make the page width larger, at the beginning, the list not align correctly,
1692                      *  we should expand the list on onLoad
1693                      *  so command out it
1694                      */
1695 //                    this.expand();
1696                 }
1697             }else{
1698                 this.selectedIndex = -1;
1699                 this.onLoad();
1700             }
1701         }
1702
1703         this.loadNext = false;
1704     },
1705
1706     // private
1707     getParams : function(q){
1708         var p = {};
1709         //p[this.queryParam] = q;
1710
1711         if(this.pageSize){
1712             p.start = 0;
1713             p.limit = this.pageSize;
1714         }
1715         return p;
1716     },
1717
1718     /**
1719      * Hides the dropdown list if it is currently expanded. Fires the 'collapse' event on completion.
1720      */
1721     collapse : function(){
1722         if(!this.isExpanded()){
1723             return;
1724         }
1725
1726         this.list.hide();
1727
1728         this.hasFocus = false;
1729
1730         if(this.tickable){
1731             this.okBtn.hide();
1732             this.cancelBtn.hide();
1733             this.trigger.show();
1734
1735             if(this.editable){
1736                 this.tickableInputEl().dom.value = '';
1737                 this.tickableInputEl().blur();
1738             }
1739
1740         }
1741
1742         Roo.get(document).un('mousedown', this.collapseIf, this);
1743         Roo.get(document).un('mousewheel', this.collapseIf, this);
1744         if (!this.editable) {
1745             Roo.get(document).un('keydown', this.listKeyPress, this);
1746         }
1747         this.fireEvent('collapse', this);
1748
1749         this.validate();
1750     },
1751
1752     // private
1753     collapseIf : function(e){
1754         var in_combo  = e.within(this.el);
1755         var in_list =  e.within(this.list);
1756         var is_list = (Roo.get(e.getTarget()).id == this.list.id) ? true : false;
1757
1758         if (in_combo || in_list || is_list) {
1759             //e.stopPropagation();
1760             return;
1761         }
1762
1763         if(this.tickable){
1764             this.onTickableFooterButtonClick(e, false, false);
1765         }
1766
1767         this.collapse();
1768
1769     },
1770
1771     /**
1772      * Expands the dropdown list if it is currently hidden. Fires the 'expand' event on completion.
1773      */
1774     expand : function(){
1775
1776         if(this.isExpanded() || !this.hasFocus){
1777             return;
1778         }
1779
1780         var lw = this.listWidth || Math.max(this.inputEl().getWidth(), this.minListWidth);
1781         this.list.setWidth(lw);
1782
1783         Roo.log('expand');
1784
1785         this.list.show();
1786
1787         this.restrictHeight();
1788
1789         if(this.tickable){
1790
1791             this.tickItems = Roo.apply([], this.item);
1792
1793             this.okBtn.show();
1794             this.cancelBtn.show();
1795             this.trigger.hide();
1796
1797             if(this.editable){
1798                 this.tickableInputEl().focus();
1799             }
1800
1801         }
1802
1803         Roo.get(document).on('mousedown', this.collapseIf, this);
1804         Roo.get(document).on('mousewheel', this.collapseIf, this);
1805         if (!this.editable) {
1806             Roo.get(document).on('keydown', this.listKeyPress, this);
1807         }
1808
1809         this.fireEvent('expand', this);
1810     },
1811
1812     // private
1813     // Implements the default empty TriggerField.onTriggerClick function
1814     onTriggerClick : function(e)
1815     {
1816         Roo.log('trigger click');
1817
1818         if(this.disabled || !this.triggerList){
1819             return;
1820         }
1821
1822         this.page = 0;
1823         this.loadNext = false;
1824
1825         if(this.isExpanded()){
1826             this.collapse();
1827             if (!this.blockFocus) {
1828                 this.inputEl().focus();
1829             }
1830
1831         }else {
1832             this.hasFocus = true;
1833             if(this.triggerAction == 'all') {
1834                 this.doQuery(this.allQuery, true);
1835             } else {
1836                 this.doQuery(this.getRawValue());
1837             }
1838             if (!this.blockFocus) {
1839                 this.inputEl().focus();
1840             }
1841         }
1842     },
1843
1844     onTickableTriggerClick : function(e)
1845     {
1846         if(this.disabled){
1847             return;
1848         }
1849
1850         this.page = 0;
1851         this.loadNext = false;
1852         this.hasFocus = true;
1853
1854         if(this.triggerAction == 'all') {
1855             this.doQuery(this.allQuery, true);
1856         } else {
1857             this.doQuery(this.getRawValue());
1858         }
1859     },
1860
1861     onSearchFieldClick : function(e)
1862     {
1863         if(this.hasFocus && !this.disabled && e.getTarget().nodeName.toLowerCase() != 'button'){
1864             this.onTickableFooterButtonClick(e, false, false);
1865             return;
1866         }
1867
1868         if(this.hasFocus || this.disabled || e.getTarget().nodeName.toLowerCase() == 'button'){
1869             return;
1870         }
1871
1872         this.page = 0;
1873         this.loadNext = false;
1874         this.hasFocus = true;
1875
1876         if(this.triggerAction == 'all') {
1877             this.doQuery(this.allQuery, true);
1878         } else {
1879             this.doQuery(this.getRawValue());
1880         }
1881     },
1882
1883     listKeyPress : function(e)
1884     {
1885         //Roo.log('listkeypress');
1886         // scroll to first matching element based on key pres..
1887         if (e.isSpecialKey()) {
1888             return false;
1889         }
1890         var k = String.fromCharCode(e.getKey()).toUpperCase();
1891         //Roo.log(k);
1892         var match  = false;
1893         var csel = this.view.getSelectedNodes();
1894         var cselitem = false;
1895         if (csel.length) {
1896             var ix = this.view.indexOf(csel[0]);
1897             cselitem  = this.store.getAt(ix);
1898             if (!cselitem.get(this.displayField) || cselitem.get(this.displayField).substring(0,1).toUpperCase() != k) {
1899                 cselitem = false;
1900             }
1901
1902         }
1903
1904         this.store.each(function(v) {
1905             if (cselitem) {
1906                 // start at existing selection.
1907                 if (cselitem.id == v.id) {
1908                     cselitem = false;
1909                 }
1910                 return true;
1911             }
1912
1913             if (v.get(this.displayField) && v.get(this.displayField).substring(0,1).toUpperCase() == k) {
1914                 match = this.store.indexOf(v);
1915                 return false;
1916             }
1917             return true;
1918         }, this);
1919
1920         if (match === false) {
1921             return true; // no more action?
1922         }
1923         // scroll to?
1924         this.view.select(match);
1925         var sn = Roo.get(this.view.getSelectedNodes()[0]);
1926         sn.scrollIntoView(sn.dom.parentNode, false);
1927     },
1928
1929     onViewScroll : function(e, t){
1930
1931         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){
1932             return;
1933         }
1934
1935         this.hasQuery = true;
1936
1937         this.loading = this.list.select('.loading', true).first();
1938
1939         if(this.loading === null){
1940             this.list.createChild({
1941                 tag: 'div',
1942                 cls: 'loading roo-select2-more-results roo-select2-active',
1943                 html: 'Loading more results...'
1944             });
1945
1946             this.loading = this.list.select('.loading', true).first();
1947
1948             this.loading.setVisibilityMode(Roo.Element.DISPLAY);
1949
1950             this.loading.hide();
1951         }
1952
1953         this.loading.show();
1954
1955         var _combo = this;
1956
1957         this.page++;
1958         this.loadNext = true;
1959
1960         (function() { _combo.doQuery(_combo.allQuery, true); }).defer(500);
1961
1962         return;
1963     },
1964
1965     addItem : function(o)
1966     {
1967         var dv = ''; // display value
1968
1969         if (this.displayField) {
1970             dv = !o || typeof(o[this.displayField]) == 'undefined' ? '' : o[this.displayField];
1971         } else {
1972             // this is an error condition!!!
1973             Roo.log('no  displayField value set for '+ (this.name ? this.name : this.id));
1974         }
1975
1976         if(!dv.length){
1977             return;
1978         }
1979
1980         var choice = this.choices.createChild({
1981             tag: 'li',
1982             cls: 'roo-select2-search-choice',
1983             cn: [
1984                 {
1985                     tag: 'div',
1986                     html: dv
1987                 },
1988                 {
1989                     tag: 'a',
1990                     href: '#',
1991                     cls: 'roo-select2-search-choice-close fa fa-times',
1992                     tabindex: '-1'
1993                 }
1994             ]
1995
1996         }, this.searchField);
1997
1998         var close = choice.select('a.roo-select2-search-choice-close', true).first();
1999
2000         close.on('click', this.onRemoveItem, this, { item : choice, data : o} );
2001
2002         this.item.push(o);
2003
2004         this.lastData = o;
2005
2006         this.syncValue();
2007
2008         this.inputEl().dom.value = '';
2009
2010         this.validate();
2011     },
2012
2013     onRemoveItem : function(e, _self, o)
2014     {
2015         e.preventDefault();
2016
2017         this.lastItem = Roo.apply([], this.item);
2018
2019         var index = this.item.indexOf(o.data) * 1;
2020
2021         if( index < 0){
2022             Roo.log('not this item?!');
2023             return;
2024         }
2025
2026         this.item.splice(index, 1);
2027         o.item.remove();
2028
2029         this.syncValue();
2030
2031         this.fireEvent('remove', this, e);
2032
2033         this.validate();
2034
2035     },
2036
2037     syncValue : function()
2038     {
2039         if(!this.item.length){
2040             this.clearValue();
2041             return;
2042         }
2043
2044         var value = [];
2045         var _this = this;
2046         Roo.each(this.item, function(i){
2047             if(_this.valueField){
2048                 value.push(i[_this.valueField]);
2049                 return;
2050             }
2051
2052             value.push(i);
2053         });
2054
2055         this.value = value.join(',');
2056
2057         if(this.hiddenField){
2058             this.hiddenField.dom.value = this.value;
2059         }
2060
2061         this.store.fireEvent("datachanged", this.store);
2062
2063         this.validate();
2064     },
2065
2066     clearItem : function()
2067     {
2068         if(!this.multiple){
2069             return;
2070         }
2071
2072         this.item = [];
2073
2074         Roo.each(this.choices.select('>li.roo-select2-search-choice', true).elements, function(c){
2075            c.remove();
2076         });
2077
2078         this.syncValue();
2079
2080         this.validate();
2081
2082         if(this.tickable && !Roo.isTouch){
2083             this.view.refresh();
2084         }
2085     },
2086
2087     inputEl: function ()
2088     {
2089         if(Roo.isIOS && this.useNativeIOS){
2090             return this.el.select('select.roo-ios-select', true).first();
2091         }
2092
2093         if(Roo.isTouch && this.mobileTouchView){
2094             return this.el.select('input.form-control',true).first();
2095         }
2096
2097         if(this.tickable){
2098             return this.searchField;
2099         }
2100
2101         return this.el.select('input.form-control',true).first();
2102     },
2103
2104     onTickableFooterButtonClick : function(e, btn, el)
2105     {
2106         e.preventDefault();
2107
2108         this.lastItem = Roo.apply([], this.item);
2109
2110         if(btn && btn.name == 'cancel'){
2111             this.tickItems = Roo.apply([], this.item);
2112             this.collapse();
2113             return;
2114         }
2115
2116         this.clearItem();
2117
2118         var _this = this;
2119
2120         Roo.each(this.tickItems, function(o){
2121             _this.addItem(o);
2122         });
2123
2124         this.collapse();
2125
2126     },
2127
2128     validate : function()
2129     {
2130         var v = this.getRawValue();
2131
2132         if(this.multiple){
2133             v = this.getValue();
2134         }
2135
2136         if(this.disabled || this.allowBlank || v.length){
2137             this.markValid();
2138             return true;
2139         }
2140
2141         this.markInvalid();
2142         return false;
2143     },
2144
2145     tickableInputEl : function()
2146     {
2147         if(!this.tickable || !this.editable){
2148             return this.inputEl();
2149         }
2150
2151         return this.inputEl().select('.roo-select2-search-field-input', true).first();
2152     },
2153
2154
2155     getAutoCreateTouchView : function()
2156     {
2157         var id = Roo.id();
2158
2159         var cfg = {
2160             cls: 'form-group' //input-group
2161         };
2162
2163         var input =  {
2164             tag: 'input',
2165             id : id,
2166             type : this.inputType,
2167             cls : 'form-control x-combo-noedit',
2168             autocomplete: 'new-password',
2169             placeholder : this.placeholder || '',
2170             readonly : true
2171         };
2172
2173         if (this.name) {
2174             input.name = this.name;
2175         }
2176
2177         if (this.size) {
2178             input.cls += ' input-' + this.size;
2179         }
2180
2181         if (this.disabled) {
2182             input.disabled = true;
2183         }
2184
2185         var inputblock = {
2186             cls : '',
2187             cn : [
2188                 input
2189             ]
2190         };
2191
2192         if(this.before){
2193             inputblock.cls += ' input-group';
2194
2195             inputblock.cn.unshift({
2196                 tag :'span',
2197                 cls : 'input-group-addon',
2198                 html : this.before
2199             });
2200         }
2201
2202         if(this.removable && !this.multiple){
2203             inputblock.cls += ' roo-removable';
2204
2205             inputblock.cn.push({
2206                 tag: 'button',
2207                 html : 'x',
2208                 cls : 'roo-combo-removable-btn close'
2209             });
2210         }
2211
2212         if(this.hasFeedback && !this.allowBlank){
2213
2214             inputblock.cls += ' has-feedback';
2215
2216             inputblock.cn.push({
2217                 tag: 'span',
2218                 cls: 'glyphicon form-control-feedback'
2219             });
2220
2221         }
2222
2223         if (this.after) {
2224
2225             inputblock.cls += (this.before) ? '' : ' input-group';
2226
2227             inputblock.cn.push({
2228                 tag :'span',
2229                 cls : 'input-group-addon',
2230                 html : this.after
2231             });
2232         }
2233
2234         var box = {
2235             tag: 'div',
2236             cn: [
2237                 {
2238                     tag: 'input',
2239                     type : 'hidden',
2240                     cls: 'form-hidden-field'
2241                 },
2242                 inputblock
2243             ]
2244
2245         };
2246
2247         if(this.multiple){
2248             box = {
2249                 tag: 'div',
2250                 cn: [
2251                     {
2252                         tag: 'input',
2253                         type : 'hidden',
2254                         cls: 'form-hidden-field'
2255                     },
2256                     {
2257                         tag: 'ul',
2258                         cls: 'roo-select2-choices',
2259                         cn:[
2260                             {
2261                                 tag: 'li',
2262                                 cls: 'roo-select2-search-field',
2263                                 cn: [
2264
2265                                     inputblock
2266                                 ]
2267                             }
2268                         ]
2269                     }
2270                 ]
2271             }
2272         };
2273
2274         var combobox = {
2275             cls: 'roo-select2-container input-group roo-touchview-combobox ',
2276             cn: [
2277                 box
2278             ]
2279         };
2280
2281         if(!this.multiple && this.showToggleBtn){
2282
2283             var caret = {
2284                         tag: 'span',
2285                         cls: 'caret'
2286             };
2287
2288             if (this.caret != false) {
2289                 caret = {
2290                      tag: 'i',
2291                      cls: 'fa fa-' + this.caret
2292                 };
2293
2294             }
2295
2296             combobox.cn.push({
2297                 tag :'span',
2298                 cls : 'input-group-addon btn dropdown-toggle',
2299                 cn : [
2300                     caret,
2301                     {
2302                         tag: 'span',
2303                         cls: 'combobox-clear',
2304                         cn  : [
2305                             {
2306                                 tag : 'i',
2307                                 cls: 'icon-remove'
2308                             }
2309                         ]
2310                     }
2311                 ]
2312
2313             })
2314         }
2315
2316         if(this.multiple){
2317             combobox.cls += ' roo-select2-container-multi';
2318         }
2319
2320         var align = this.labelAlign || this.parentLabelAlign();
2321
2322         if (align ==='left' && this.fieldLabel.length) {
2323
2324             cfg.cn = [
2325                 {
2326                    tag : 'i',
2327                    cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
2328                    tooltip : 'This field is required'
2329                 },
2330                 {
2331                     tag: 'label',
2332                     cls : 'control-label',
2333                     html : this.fieldLabel
2334
2335                 },
2336                 {
2337                     cls : '',
2338                     cn: [
2339                         combobox
2340                     ]
2341                 }
2342             ];
2343
2344             var labelCfg = cfg.cn[1];
2345             var contentCfg = cfg.cn[2];
2346
2347
2348             if(this.indicatorpos == 'right'){
2349                 cfg.cn = [
2350                     {
2351                         tag: 'label',
2352                         cls : 'control-label',
2353                         html : this.fieldLabel,
2354                         cn : [
2355                             {
2356                                tag : 'i',
2357                                cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
2358                                tooltip : 'This field is required'
2359                             }
2360                         ]
2361                     },
2362                     {
2363                         cls : '',
2364                         cn: [
2365                             combobox
2366                         ]
2367                     }
2368                 ];
2369             }
2370
2371             labelCfg = cfg.cn[0];
2372             contentCfg = cfg.cn[2];
2373
2374             if(this.labelWidth > 12){
2375                 labelCfg.style = "width: " + this.labelWidth + 'px';
2376             }
2377
2378             if(this.labelWidth < 13 && this.labelmd == 0){
2379                 this.labelmd = this.labelWidth;
2380             }
2381
2382             if(this.labellg > 0){
2383                 labelCfg.cls += ' col-lg-' + this.labellg;
2384                 contentCfg.cls += ' col-lg-' + (12 - this.labellg);
2385             }
2386
2387             if(this.labelmd > 0){
2388                 labelCfg.cls += ' col-md-' + this.labelmd;
2389                 contentCfg.cls += ' col-md-' + (12 - this.labelmd);
2390             }
2391
2392             if(this.labelsm > 0){
2393                 labelCfg.cls += ' col-sm-' + this.labelsm;
2394                 contentCfg.cls += ' col-sm-' + (12 - this.labelsm);
2395             }
2396
2397             if(this.labelxs > 0){
2398                 labelCfg.cls += ' col-xs-' + this.labelxs;
2399                 contentCfg.cls += ' col-xs-' + (12 - this.labelxs);
2400             }
2401
2402
2403         } else if ( this.fieldLabel.length) {
2404             cfg.cn = [
2405                 {
2406                    tag : 'i',
2407                    cls : 'roo-required-indicator left-indicator text-danger fa fa-lg fa-star',
2408                    tooltip : 'This field is required'
2409                 },
2410                 {
2411                     tag: 'label',
2412                     cls : 'control-label',
2413                     html : this.fieldLabel
2414
2415                 },
2416                 {
2417                     cls : '',
2418                     cn: [
2419                         combobox
2420                     ]
2421                 }
2422             ];
2423
2424             if(this.indicatorpos == 'right'){
2425                 cfg.cn = [
2426                     {
2427                         tag: 'label',
2428                         cls : 'control-label',
2429                         html : this.fieldLabel,
2430                         cn : [
2431                             {
2432                                tag : 'i',
2433                                cls : 'roo-required-indicator right-indicator text-danger fa fa-lg fa-star',
2434                                tooltip : 'This field is required'
2435                             }
2436                         ]
2437                     },
2438                     {
2439                         cls : '',
2440                         cn: [
2441                             combobox
2442                         ]
2443                     }
2444                 ];
2445             }
2446         } else {
2447             cfg.cn = combobox;
2448         }
2449
2450
2451         var settings = this;
2452
2453         ['xs','sm','md','lg'].map(function(size){
2454             if (settings[size]) {
2455                 cfg.cls += ' col-' + size + '-' + settings[size];
2456             }
2457         });
2458
2459         return cfg;
2460     },
2461
2462     initTouchView : function()
2463     {
2464         this.renderTouchView();
2465
2466         this.touchViewEl.on('scroll', function(){
2467             this.el.dom.scrollTop = 0;
2468         }, this);
2469
2470         this.originalValue = this.getValue();
2471
2472         this.triggerEl = this.el.select('span.dropdown-toggle',true).first();
2473
2474         this.inputEl().on("click", this.showTouchView, this);
2475         if (this.triggerEl) {
2476             this.triggerEl.on("click", this.showTouchView, this);
2477         }
2478
2479
2480         this.touchViewFooterEl.select('.roo-touch-view-cancel', true).first().on('click', this.hideTouchView, this);
2481         this.touchViewFooterEl.select('.roo-touch-view-ok', true).first().on('click', this.setTouchViewValue, this);
2482
2483         this.maskEl = new Roo.LoadMask(this.touchViewEl, { store : this.store, msgCls: 'roo-el-mask-msg' });
2484
2485         this.store.on('beforeload', this.onTouchViewBeforeLoad, this);
2486         this.store.on('load', this.onTouchViewLoad, this);
2487         this.store.on('loadexception', this.onTouchViewLoadException, this);
2488
2489         if(this.hiddenName){
2490
2491             this.hiddenField = this.el.select('input.form-hidden-field',true).first();
2492
2493             this.hiddenField.dom.value =
2494                 this.hiddenValue !== undefined ? this.hiddenValue :
2495                 this.value !== undefined ? this.value : '';
2496
2497             this.el.dom.removeAttribute('name');
2498             this.hiddenField.dom.setAttribute('name', this.hiddenName);
2499         }
2500
2501         if(this.multiple){
2502             this.choices = this.el.select('ul.roo-select2-choices', true).first();
2503             this.searchField = this.el.select('ul li.roo-select2-search-field', true).first();
2504         }
2505
2506         if(this.removable && !this.multiple){
2507             var close = this.closeTriggerEl();
2508             if(close){
2509                 close.setVisibilityMode(Roo.Element.DISPLAY).hide();
2510                 close.on('click', this.removeBtnClick, this, close);
2511             }
2512         }
2513         /*
2514          * fix the bug in Safari iOS8
2515          */
2516         this.inputEl().on("focus", function(e){
2517             document.activeElement.blur();
2518         }, this);
2519
2520         return;
2521
2522
2523     },
2524
2525     renderTouchView : function()
2526     {
2527         this.touchViewEl = Roo.get(document.body).createChild(Roo.bootstrap.ComboBox.touchViewTemplate);
2528         this.touchViewEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2529
2530         this.touchViewHeaderEl = this.touchViewEl.select('.modal-header', true).first();
2531         this.touchViewHeaderEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2532
2533         this.touchViewBodyEl = this.touchViewEl.select('.modal-body', true).first();
2534         this.touchViewBodyEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2535         this.touchViewBodyEl.setStyle('overflow', 'auto');
2536
2537         this.touchViewListGroup = this.touchViewBodyEl.select('.list-group', true).first();
2538         this.touchViewListGroup.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2539
2540         this.touchViewFooterEl = this.touchViewEl.select('.modal-footer', true).first();
2541         this.touchViewFooterEl.setVisibilityMode(Roo.Element.DISPLAY).originalDisplay = 'block';
2542
2543     },
2544
2545     showTouchView : function()
2546     {
2547         if(this.disabled){
2548             return;
2549         }
2550
2551         this.touchViewHeaderEl.hide();
2552
2553         if(this.modalTitle.length){
2554             this.touchViewHeaderEl.dom.innerHTML = this.modalTitle;
2555             this.touchViewHeaderEl.show();
2556         }
2557
2558         this.touchViewEl.setStyle('z-index', Roo.bootstrap.Modal.zIndex++);
2559         this.touchViewEl.show();
2560
2561         this.touchViewEl.select('.modal-dialog', true).first().setStyle('margin', '0px');
2562         this.touchViewEl.select('.modal-dialog > .modal-content', true).first().setSize(
2563                 Roo.lib.Dom.getViewWidth(true), Roo.lib.Dom.getViewHeight(true));
2564
2565         var bodyHeight = Roo.lib.Dom.getViewHeight() - this.touchViewFooterEl.getHeight() + this.touchViewBodyEl.getPadding('tb');
2566
2567         if(this.modalTitle.length){
2568             bodyHeight = bodyHeight - this.touchViewHeaderEl.getHeight();
2569         }
2570
2571         this.touchViewBodyEl.setHeight(bodyHeight);
2572
2573         if(this.animate){
2574             var _this = this;
2575             (function(){ _this.touchViewEl.addClass('in'); }).defer(50);
2576         }else{
2577             this.touchViewEl.addClass('in');
2578         }
2579
2580         this.doTouchViewQuery();
2581
2582     },
2583
2584     hideTouchView : function()
2585     {
2586         this.touchViewEl.removeClass('in');
2587
2588         if(this.animate){
2589             var _this = this;
2590             (function(){ _this.touchViewEl.setStyle('display', 'none'); }).defer(150);
2591         }else{
2592             this.touchViewEl.setStyle('display', 'none');
2593         }
2594
2595     },
2596
2597     setTouchViewValue : function()
2598     {
2599         if(this.multiple){
2600             this.clearItem();
2601
2602             var _this = this;
2603
2604             Roo.each(this.tickItems, function(o){
2605                 this.addItem(o);
2606             }, this);
2607         }
2608
2609         this.hideTouchView();
2610     },
2611
2612     doTouchViewQuery : function()
2613     {
2614         var qe = {
2615             query: '',
2616             forceAll: true,
2617             combo: this,
2618             cancel:false
2619         };
2620
2621         if(this.fireEvent('beforequery', qe) ===false || qe.cancel){
2622             return false;
2623         }
2624
2625         if(!this.alwaysQuery || this.mode == 'local'){
2626             this.onTouchViewLoad();
2627             return;
2628         }
2629
2630         this.store.load();
2631     },
2632
2633     onTouchViewBeforeLoad : function(combo,opts)
2634     {
2635         return;
2636     },
2637
2638     // private
2639     onTouchViewLoad : function()
2640     {
2641         if(this.store.getCount() < 1){
2642             this.onTouchViewEmptyResults();
2643             return;
2644         }
2645
2646         this.clearTouchView();
2647
2648         var rawValue = this.getRawValue();
2649
2650         var template = (this.multiple) ? Roo.bootstrap.ComboBox.listItemCheckbox : Roo.bootstrap.ComboBox.listItemRadio;
2651
2652         this.tickItems = [];
2653
2654         this.store.data.each(function(d, rowIndex){
2655             var row = this.touchViewListGroup.createChild(template);
2656
2657             if(typeof(d.data.cls) != 'undefined' && d.data.cls.length){
2658                 row.addClass(d.data.cls);
2659             }
2660
2661             if(this.displayField && typeof(d.data[this.displayField]) != 'undefined'){
2662                 var cfg = {
2663                     data : d.data,
2664                     html : d.data[this.displayField]
2665                 };
2666
2667                 if(this.fireEvent('touchviewdisplay', this, cfg) !== false){
2668                     row.select('.roo-combobox-list-group-item-value', true).first().dom.innerHTML = cfg.html;
2669                 }
2670             }
2671             row.removeClass('selected');
2672             if(!this.multiple && this.valueField &&
2673                     typeof(d.data[this.valueField]) != 'undefined' && d.data[this.valueField] == this.getValue())
2674             {
2675                 // radio buttons..
2676                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2677                 row.addClass('selected');
2678             }
2679
2680             if(this.multiple && this.valueField &&
2681                     typeof(d.data[this.valueField]) != 'undefined' && this.getValue().indexOf(d.data[this.valueField]) != -1)
2682             {
2683
2684                 // checkboxes...
2685                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2686                 this.tickItems.push(d.data);
2687             }
2688
2689             row.on('click', this.onTouchViewClick, this, {row : row, rowIndex : rowIndex});
2690
2691         }, this);
2692
2693         var firstChecked = this.touchViewListGroup.select('.list-group-item > .roo-combobox-list-group-item-box > input:checked', true).first();
2694
2695         var bodyHeight = Roo.lib.Dom.getViewHeight() - this.touchViewFooterEl.getHeight() + this.touchViewBodyEl.getPadding('tb');
2696
2697         if(this.modalTitle.length){
2698             bodyHeight = bodyHeight - this.touchViewHeaderEl.getHeight();
2699         }
2700
2701         var listHeight = this.touchViewListGroup.getHeight();
2702
2703         var _this = this;
2704
2705         if(firstChecked && listHeight > bodyHeight){
2706             (function() { firstChecked.findParent('li').scrollIntoView(_this.touchViewListGroup.dom); }).defer(500);
2707         }
2708
2709     },
2710
2711     onTouchViewLoadException : function()
2712     {
2713         this.hideTouchView();
2714     },
2715
2716     onTouchViewEmptyResults : function()
2717     {
2718         this.clearTouchView();
2719
2720         this.touchViewListGroup.createChild(Roo.bootstrap.ComboBox.emptyResult);
2721
2722         this.touchViewListGroup.select('.roo-combobox-touch-view-empty-result', true).first().dom.innerHTML = this.emptyResultText;
2723
2724     },
2725
2726     clearTouchView : function()
2727     {
2728         this.touchViewListGroup.dom.innerHTML = '';
2729     },
2730
2731     onTouchViewClick : function(e, el, o)
2732     {
2733         e.preventDefault();
2734
2735         var row = o.row;
2736         var rowIndex = o.rowIndex;
2737
2738         var r = this.store.getAt(rowIndex);
2739
2740         if(this.fireEvent('beforeselect', this, r, rowIndex) !== false){
2741
2742             if(!this.multiple){
2743                 Roo.each(this.touchViewListGroup.select('.list-group-item > .roo-combobox-list-group-item-box > input:checked', true).elements, function(c){
2744                     c.dom.removeAttribute('checked');
2745                 }, this);
2746
2747                 row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2748
2749                 this.setFromData(r.data);
2750
2751                 var close = this.closeTriggerEl();
2752
2753                 if(close){
2754                     close.show();
2755                 }
2756
2757                 this.hideTouchView();
2758
2759                 this.fireEvent('select', this, r, rowIndex);
2760
2761                 return;
2762             }
2763
2764             if(this.valueField && typeof(r.data[this.valueField]) != 'undefined' && this.getValue().indexOf(r.data[this.valueField]) != -1){
2765                 row.select('.roo-combobox-list-group-item-box > input', true).first().dom.removeAttribute('checked');
2766                 this.tickItems.splice(this.tickItems.indexOf(r.data), 1);
2767                 return;
2768             }
2769
2770             row.select('.roo-combobox-list-group-item-box > input', true).first().attr('checked', true);
2771             this.addItem(r.data);
2772             this.tickItems.push(r.data);
2773         }
2774     },
2775
2776     getAutoCreateNativeIOS : function()
2777     {
2778         var cfg = {
2779             cls: 'form-group' //input-group,
2780         };
2781
2782         var combobox =  {
2783             tag: 'select',
2784             cls : 'roo-ios-select'
2785         };
2786
2787         if (this.name) {
2788             combobox.name = this.name;
2789         }
2790
2791         if (this.disabled) {
2792             combobox.disabled = true;
2793         }
2794
2795         var settings = this;
2796
2797         ['xs','sm','md','lg'].map(function(size){
2798             if (settings[size]) {
2799                 cfg.cls += ' col-' + size + '-' + settings[size];
2800             }
2801         });
2802
2803         cfg.cn = combobox;
2804
2805         return cfg;
2806
2807     },
2808
2809     initIOSView : function()
2810     {
2811         this.store.on('load', this.onIOSViewLoad, this);
2812
2813         return;
2814     },
2815
2816     onIOSViewLoad : function()
2817     {
2818         if(this.store.getCount() < 1){
2819             return;
2820         }
2821
2822         this.clearIOSView();
2823
2824         if(this.allowBlank) {
2825
2826             var default_text = '-- SELECT --';
2827
2828             var opt = this.inputEl().createChild({
2829                 tag: 'option',
2830                 value : 0,
2831                 html : default_text
2832             });
2833
2834             var o = {};
2835             o[this.valueField] = 0;
2836             o[this.displayField] = default_text;
2837
2838             this.ios_options.push({
2839                 data : o,
2840                 el : opt
2841             });
2842
2843         }
2844
2845         this.store.data.each(function(d, rowIndex){
2846
2847             var html = '';
2848
2849             if(this.displayField && typeof(d.data[this.displayField]) != 'undefined'){
2850                 html = d.data[this.displayField];
2851             }
2852
2853             var value = '';
2854
2855             if(this.valueField && typeof(d.data[this.valueField]) != 'undefined'){
2856                 value = d.data[this.valueField];
2857             }
2858
2859             var option = {
2860                 tag: 'option',
2861                 value : value,
2862                 html : html
2863             };
2864
2865             if(this.value == d.data[this.valueField]){
2866                 option['selected'] = true;
2867             }
2868
2869             var opt = this.inputEl().createChild(option);
2870
2871             this.ios_options.push({
2872                 data : d.data,
2873                 el : opt
2874             });
2875
2876         }, this);
2877
2878         this.inputEl().on('change', function(){
2879            this.fireEvent('select', this);
2880         }, this);
2881
2882     },
2883
2884     clearIOSView: function()
2885     {
2886         this.inputEl().dom.innerHTML = '';
2887
2888         this.ios_options = [];
2889     },
2890
2891     setIOSValue: function(v)
2892     {
2893         this.value = v;
2894
2895         if(!this.ios_options){
2896             return;
2897         }
2898
2899         Roo.each(this.ios_options, function(opts){
2900
2901            opts.el.dom.removeAttribute('selected');
2902
2903            if(opts.data[this.valueField] != v){
2904                return;
2905            }
2906
2907            opts.el.dom.setAttribute('selected', true);
2908
2909         }, this);
2910     }
2911
2912     /**
2913     * @cfg {Boolean} grow
2914     * @hide
2915     */
2916     /**
2917     * @cfg {Number} growMin
2918     * @hide
2919     */
2920     /**
2921     * @cfg {Number} growMax
2922     * @hide
2923     */
2924     /**
2925      * @hide
2926      * @method autoSize
2927      */
2928 });
2929
2930 Roo.apply(Roo.bootstrap.ComboBox,  {
2931
2932     header : {
2933         tag: 'div',
2934         cls: 'modal-header',
2935         cn: [
2936             {
2937                 tag: 'h4',
2938                 cls: 'modal-title'
2939             }
2940         ]
2941     },
2942
2943     body : {
2944         tag: 'div',
2945         cls: 'modal-body',
2946         cn: [
2947             {
2948                 tag: 'ul',
2949                 cls: 'list-group'
2950             }
2951         ]
2952     },
2953
2954     listItemRadio : {
2955         tag: 'li',
2956         cls: 'list-group-item',
2957         cn: [
2958             {
2959                 tag: 'span',
2960                 cls: 'roo-combobox-list-group-item-value'
2961             },
2962             {
2963                 tag: 'div',
2964                 cls: 'roo-combobox-list-group-item-box pull-xs-right radio-inline radio radio-info',
2965                 cn: [
2966                     {
2967                         tag: 'input',
2968                         type: 'radio'
2969                     },
2970                     {
2971                         tag: 'label'
2972                     }
2973                 ]
2974             }
2975         ]
2976     },
2977
2978     listItemCheckbox : {
2979         tag: 'li',
2980         cls: 'list-group-item',
2981         cn: [
2982             {
2983                 tag: 'span',
2984                 cls: 'roo-combobox-list-group-item-value'
2985             },
2986             {
2987                 tag: 'div',
2988                 cls: 'roo-combobox-list-group-item-box pull-xs-right checkbox-inline checkbox checkbox-info',
2989                 cn: [
2990                     {
2991                         tag: 'input',
2992                         type: 'checkbox'
2993                     },
2994                     {
2995                         tag: 'label'
2996                     }
2997                 ]
2998             }
2999         ]
3000     },
3001
3002     emptyResult : {
3003         tag: 'div',
3004         cls: 'alert alert-danger roo-combobox-touch-view-empty-result'
3005     },
3006
3007     footer : {
3008         tag: 'div',
3009         cls: 'modal-footer',
3010         cn: [
3011             {
3012                 tag: 'div',
3013                 cls: 'row',
3014                 cn: [
3015                     {
3016                         tag: 'div',
3017                         cls: 'col-xs-6 text-left',
3018                         cn: {
3019                             tag: 'button',
3020                             cls: 'btn btn-danger roo-touch-view-cancel',
3021                             html: 'Cancel'
3022                         }
3023                     },
3024                     {
3025                         tag: 'div',
3026                         cls: 'col-xs-6 text-right',
3027                         cn: {
3028                             tag: 'button',
3029                             cls: 'btn btn-success roo-touch-view-ok',
3030                             html: 'OK'
3031                         }
3032                     }
3033                 ]
3034             }
3035         ]
3036
3037     }
3038 });
3039
3040 Roo.apply(Roo.bootstrap.ComboBox,  {
3041
3042     touchViewTemplate : {
3043         tag: 'div',
3044         cls: 'modal fade roo-combobox-touch-view',
3045         cn: [
3046             {
3047                 tag: 'div',
3048                 cls: 'modal-dialog',
3049                 style : 'position:fixed', // we have to fix position....
3050                 cn: [
3051                     {
3052                         tag: 'div',
3053                         cls: 'modal-content',
3054                         cn: [
3055                             Roo.bootstrap.ComboBox.header,
3056                             Roo.bootstrap.ComboBox.body,
3057                             Roo.bootstrap.ComboBox.footer
3058                         ]
3059                     }
3060                 ]
3061             }
3062         ]
3063     }
3064 });