The custom template, if any, that should be used when rendering the ADD BUTTON in the combo drop down

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.addItemTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboAddItem>
         <button type="button" igxButton="contained" class="combo__add-button">
             Click to add item
         </button>
     </ng-template>
 </igx-combo>
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Emitted when an item is being added to the data collection

<igx-combo (addition)='handleAdditionEvent($event)'></igx-combo>
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Controls whether custom values can be added to the collection

// get
let comboAllowsCustomValues = this.combo.allowCustomValues;
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<!--set-->
<igx-combo [allowCustomValues]='true'></igx-combo>
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Sets aria-labelledby attribute value.

<igx-combo [ariaLabelledBy]="'label1'">
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The custom template, if any, that should be used when rendering the combo CLEAR button

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.clearIconTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboClearIcon>
         <igx-icon>clear</igx-icon>
     </ng-template>
 </igx-combo>
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Emitted after the dropdown is closed

<igx-combo (closed)='handleClosed($event)'></igx-combo>
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Emitted before the dropdown is closed

<igx-combo (closing)='handleClosing($event)'></igx-combo>
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Emitted when new chunk of data is loaded from the virtualization

<igx-combo (dataPreLoad)='handleDataPreloadEvent($event)'></igx-combo>
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Disables the combo. The default is false.

<igx-combo [disabled]="'true'">
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The custom template, if any, that should be used when rendering the ADD BUTTON in the combo drop down

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.emptyTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboEmpty>
         <div class="combo--empty">
             There are no items to display
         </div>
     </ng-template>
 </igx-combo>
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Gets/Sets the custom filtering function of the combo.

The custom template, if any, that should be used when rendering the FOOTER for the combo items list

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.footerTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboFooter>
         <div class="combo__footer">
             This is a custom footer
         </div>
     </ng-template>
 </igx-combo>
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The custom template, if any, that should be used when rendering HEADER ITEMS for groups in the combo list

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.headerItemTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboHeaderItem let-item let-key="groupKey">
         <div class="custom-item--group">Group header for {{ item[key] }}</div>
     </ng-template>
 </igx-combo>
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The custom template, if any, that should be used when rendering the HEADER for the combo items list

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.headerTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboHeader>
         <div class="combo__header">
             This is a custom header
         </div>
     </ng-template>
 </igx-combo>
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Configures the drop down list width

// get
let myComboItemsWidth = this.combo.itemsWidth;
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<!--set-->
<igx-combo [itemsWidth] = '"180px"'></igx-combo>
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The custom template, if any, that should be used when rendering ITEMS in the combo list

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.itemTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboItem let-item let-key="valueKey">
         <div class="custom-item">
             <div class="custom-item__name">{{ item[key] }}</div>
             <div class="custom-item__cost">{{ item.cost }}</div>
         </div>
     </ng-template>
 </igx-combo>
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Emitted after the dropdown is opened

<igx-combo (opened)='handleOpened($event)'></igx-combo>
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Emitted before the dropdown is opened

<igx-combo opening='handleOpening($event)'></igx-combo>
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Set custom overlay settings that control how the combo's list of items is displayed. Set:

<igx-combo [overlaySettings]="customOverlaySettings"></igx-combo>
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 const customSettings = { positionStrategy: { settings: { target: myTarget } } };
 combo.overlaySettings = customSettings;
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Get any custom overlay settings used by the combo:

 const comboOverlaySettings: OverlaySettings = myCombo.overlaySettings;
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Defines the placeholder value for the combo value field

// get
let myComboPlaceholder = this.combo.placeholder;
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<!--set-->
<igx-combo [placeholder]='newPlaceHolder'></igx-combo>
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Emitted when the value of the search input changes (e.g. typing, pasting, clear, etc.)

<igx-combo (searchInputUpdate)='handleSearchInputEvent($event)'></igx-combo>
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Defines whether the caseSensitive icon should be shown in the search input

// get
let myComboShowSearchCaseIcon = this.combo.showSearchCaseIcon;
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<!--set-->
<igx-combo [showSearchCaseIcon]='true'></igx-combo>
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The custom template, if any, that should be used when rendering the combo TOGGLE(open/close) button

// Set in typescript
const myCustomTemplate: TemplateRef<any> = myComponent.customTemplate;
myComponent.combo.toggleIconTemplate = myCustomTemplate;
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<!-- Set in markup -->
 <igx-combo #combo>
     ...
     <ng-template igxComboToggleIcon let-collapsed>
         <igx-icon>{{ collapsed ? 'remove_circle' : 'remove_circle_outline'}}</igx-icon>
     </ng-template>
 </igx-combo>
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Determines which column in the data source is used to determine the value.

// get
let myComboValueKey = this.combo.valueKey;
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<!--set-->
<igx-combo [valueKey]='myKey'></igx-combo>
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Sets the style width of the element

// get
let myComboWidth = this.combo.width;
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<!--set-->
<igx-combo [width]='250px'></igx-combo>
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