igniteui-angular
Version:
Ignite UI for Angular is a dependency-free Angular toolkit for building modern web apps
263 lines • 21.4 kB
JavaScript
/**
* @fileoverview added by tsickle
* @suppress {checkTypes,extraRequire,missingReturn,unusedPrivateMembers,uselessCode} checked by tsc
*/
import { Component, ContentChild, ElementRef, HostBinding, Input, HostListener } from '@angular/core';
import { IgxTabItemTemplateDirective } from './tabs.directives';
import { IgxTabsBase } from './tabs.common';
export class IgxTabsGroupComponent {
/**
* @param {?} _tabs
* @param {?} _element
*/
constructor(_tabs, _element) {
this._tabs = _tabs;
this._element = _element;
/**
* An \@Input property that allows you to enable/disable the `IgxTabGroupComponent`.
* ```html
* <igx-tabs-group label="Tab 2 Lorem ipsum dolor sit" icon="home" [disabled]="true">
* ```
*/
this.disabled = false;
this.isSelected = false;
/**
* @hidden
*/
this.role = 'tabpanel';
/**
* @hidden
*/
this.styleClass = true;
}
/**
* @param {?} event
* @return {?}
*/
onResize(event) {
if (this.isSelected) {
this.transformContentAnimation(0);
}
}
/**
* An accessor that returns the `IgxTabItemComponent` component.
* ```typescript
* \@ViewChild("MyTabsGroup")
* public tab: IgxTabsGroupComponent;
* ngAfterViewInIt(){
* let tabComponent = this.tab.relatedTab;
* }
* ```
* @return {?}
*/
get relatedTab() {
if (this._tabs.tabs) {
return (/** @type {?} */ (this._tabs.tabs.toArray()[this.index]));
}
}
/**
* An accessor that returns the value of the index of the `IgxTabsGroupComponent`.
* ```typescript
* \@ViewChild("MyTabsGroup")
* public tab: IgxTabsGroupComponent;
* ngAfterViewInIt(){
* let tabIndex = this.tab.index;
* }
* ```
* @return {?}
*/
get index() {
if (this._tabs.groups) {
return this._tabs.groups.toArray().indexOf(this);
}
}
/**
* @hidden
* @return {?}
*/
get customTabTemplate() {
return this._tabTemplate;
}
/**
* @hidden
* @param {?} template
* @return {?}
*/
set customTabTemplate(template) {
this._tabTemplate = template;
}
/**
* @hidden
* @return {?}
*/
ngAfterContentInit() {
if (this.tabTemplate) {
this._tabTemplate = this.tabTemplate.template;
}
}
/**
* @hidden
* @return {?}
*/
ngAfterViewChecked() {
this._element.nativeElement.setAttribute('aria-labelledby', `igx-tab-item-${this.index}`);
this._element.nativeElement.setAttribute('id', `igx-tabs__group-${this.index}`);
if (this.isSelected) {
/** @type {?} */
const tabItem = this.relatedTab.nativeTabItem.nativeElement;
this.transformContentAnimation(0);
this.transformIndicatorAnimation(tabItem);
}
}
/**
* A method that sets the focus on a tab.
* \@memberof {\@link IgxTabsGroupComponent}
* ```typescript
* \@ViewChild("MyChild")
* public tab : IgxTabsGroupComponent;
* ngAfterViewInit(){
* this.tab.select();
* }
* ```
* @param {?=} focusDelay A number representing the expected delay.
* @return {?}
*/
select(focusDelay = 200) {
if (this.disabled || this.isSelected) {
return;
}
this.isSelected = true;
this.relatedTab.tabindex = 0;
if (focusDelay !== 0) {
setTimeout(() => {
this.relatedTab.nativeTabItem.nativeElement.focus();
}, focusDelay);
}
this.handleSelection();
this._tabs.onTabItemSelected.emit({ tab: this._tabs.tabs.toArray()[this.index], group: this });
}
/**
* @private
* @return {?}
*/
handleSelection() {
/** @type {?} */
const tabElement = this.relatedTab.nativeTabItem.nativeElement;
// Scroll to the left
if (tabElement.offsetLeft < this._tabs.offset) {
this._tabs.scrollElement(tabElement, false);
}
// Scroll to the right
/** @type {?} */
const viewPortOffsetWidth = this._tabs.viewPort.nativeElement.offsetWidth;
/** @type {?} */
const delta = (tabElement.offsetLeft + tabElement.offsetWidth) - (viewPortOffsetWidth + this._tabs.offset);
// Fix for IE 11, a difference is accumulated from the widths calculations
if (delta > 1) {
this._tabs.scrollElement(tabElement, true);
}
this.transformContentAnimation(0.2);
this.transformIndicatorAnimation(tabElement);
}
/**
* @private
* @param {?} duration
* @return {?}
*/
transformContentAnimation(duration) {
/** @type {?} */
const contentOffset = this._tabs.tabsContainer.nativeElement.offsetWidth * this.index;
this._tabs.contentsContainer.nativeElement.style.transitionDuration = `${duration}s`;
this._tabs.contentsContainer.nativeElement.style.transform = `translate(${-contentOffset}px)`;
}
/**
* @private
* @param {?} element
* @return {?}
*/
transformIndicatorAnimation(element) {
this._tabs.selectedIndicator.nativeElement.style.width = `${element.offsetWidth}px`;
this._tabs.selectedIndicator.nativeElement.style.transform = `translate(${element.offsetLeft}px)`;
}
}
IgxTabsGroupComponent.decorators = [
{ type: Component, args: [{
selector: 'igx-tabs-group',
template: "<ng-content *ngIf=\"isSelected\"></ng-content>\n"
}] }
];
/** @nocollapse */
IgxTabsGroupComponent.ctorParameters = () => [
{ type: IgxTabsBase },
{ type: ElementRef }
];
IgxTabsGroupComponent.propDecorators = {
disabled: [{ type: Input }],
icon: [{ type: Input }],
label: [{ type: Input }],
tabTemplate: [{ type: ContentChild, args: [IgxTabItemTemplateDirective, { read: IgxTabItemTemplateDirective },] }],
role: [{ type: HostBinding, args: ['attr.role',] }],
styleClass: [{ type: HostBinding, args: ['class.igx-tabs__group',] }],
onResize: [{ type: HostListener, args: ['window:resize', ['$event'],] }]
};
if (false) {
/**
* An \@Input property that allows you to enable/disable the `IgxTabGroupComponent`.
* ```html
* <igx-tabs-group label="Tab 2 Lorem ipsum dolor sit" icon="home" [disabled]="true">
* ```
* @type {?}
*/
IgxTabsGroupComponent.prototype.disabled;
/**
* An \@Input property that sets the value of the `icon`.
* The value should be valid icon name from {\@link https://material.io/tools/icons/?style=baseline}.
* ```html
* <igx-tabs-group label="Tab 1" icon="home">
* ```
* @type {?}
*/
IgxTabsGroupComponent.prototype.icon;
/**
* An \@Input property that sets the value of the `label`.
* ```html
* <igx-tabs-group label="Tab 1" icon="folder">
* ```
* @type {?}
*/
IgxTabsGroupComponent.prototype.label;
/** @type {?} */
IgxTabsGroupComponent.prototype.isSelected;
/**
* @hidden
* @type {?}
* @protected
*/
IgxTabsGroupComponent.prototype.tabTemplate;
/**
* @type {?}
* @private
*/
IgxTabsGroupComponent.prototype._tabTemplate;
/**
* @hidden
* @type {?}
*/
IgxTabsGroupComponent.prototype.role;
/**
* @hidden
* @type {?}
*/
IgxTabsGroupComponent.prototype.styleClass;
/**
* @type {?}
* @private
*/
IgxTabsGroupComponent.prototype._tabs;
/**
* @type {?}
* @private
*/
IgxTabsGroupComponent.prototype._element;
}
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{\n    AfterContentInit,\n    AfterViewChecked,\n    Component,\n    ContentChild,\n    ElementRef,\n    HostBinding,\n    Input,\n    TemplateRef,\n    HostListener\n} from '@angular/core';\n\nimport { IgxTabItemComponent } from './tab-item.component';\nimport { IgxTabItemTemplateDirective } from './tabs.directives';\nimport { IgxTabsBase, IgxTabsGroupBase } from './tabs.common';\n\n@Component({\n    selector: 'igx-tabs-group',\n    templateUrl: 'tabs-group.component.html'\n})\n\nexport class IgxTabsGroupComponent implements IgxTabsGroupBase, AfterContentInit, AfterViewChecked {\n\n    /**\n    * An @Input property that allows you to enable/disable the `IgxTabGroupComponent`.\n    *```html\n    *<igx-tabs-group label=\"Tab 2  Lorem ipsum dolor sit\" icon=\"home\" [disabled]=\"true\">\n    *```\n    */\n    @Input()\n    public disabled = false;\n\n    /**\n    * An @Input property that sets the value of the `icon`.\n    * The value should be valid icon name from {@link https://material.io/tools/icons/?style=baseline}.\n    *```html\n    *<igx-tabs-group label=\"Tab 1\" icon=\"home\">\n    *```\n    */\n    @Input()\n    public icon: string;\n\n    /**\n    * An @Input property that sets the value of the `label`.\n    *```html\n    *<igx-tabs-group label=\"Tab 1\" icon=\"folder\">\n    *```\n    */\n    @Input()\n    public label: string;\n\n    public isSelected = false;\n\n    /**\n     * @hidden\n     */\n    @ContentChild(IgxTabItemTemplateDirective, { read: IgxTabItemTemplateDirective })\n    protected tabTemplate: IgxTabItemTemplateDirective;\n\n    private _tabTemplate: TemplateRef<any>;\n\n    constructor(private _tabs: IgxTabsBase, private _element: ElementRef) {\n    }\n\n    /**\n     * @hidden\n     */\n    @HostBinding('attr.role')\n    public role = 'tabpanel';\n\n    /**\n     * @hidden\n     */\n    @HostBinding('class.igx-tabs__group')\n    public styleClass = true;\n\n    @HostListener('window:resize', ['$event'])\n    public onResize(event) {\n        if (this.isSelected) {\n            this.transformContentAnimation(0);\n        }\n    }\n\n    /**\n     * An accessor that returns the `IgxTabItemComponent` component.\n     * ```typescript\n     * @ViewChild(\"MyTabsGroup\")\n     * public tab: IgxTabsGroupComponent;\n     * ngAfterViewInIt(){\n     *    let tabComponent = this.tab.relatedTab;\n     * }\n     * ```\n     */\n    get relatedTab(): IgxTabItemComponent {\n        if (this._tabs.tabs) {\n            return this._tabs.tabs.toArray()[this.index] as IgxTabItemComponent;\n        }\n    }\n\n    /**\n     * An accessor that returns the value of the index of the `IgxTabsGroupComponent`.\n     * ```typescript\n     * @ViewChild(\"MyTabsGroup\")\n     * public tab: IgxTabsGroupComponent;\n     * ngAfterViewInIt(){\n     *    let tabIndex = this.tab.index;\n     * }\n     * ```\n     */\n    get index(): number {\n        if (this._tabs.groups) {\n            return this._tabs.groups.toArray().indexOf(this);\n        }\n    }\n\n    /**\n     * @hidden\n     */\n    get customTabTemplate(): TemplateRef<any> {\n        return this._tabTemplate;\n    }\n\n    /**\n     *@hidden\n     */\n    set customTabTemplate(template: TemplateRef<any>) {\n        this._tabTemplate = template;\n    }\n\n    /**\n     * @hidden\n     */\n    public ngAfterContentInit(): void {\n        if (this.tabTemplate) {\n            this._tabTemplate = this.tabTemplate.template;\n        }\n    }\n\n    /**\n     * @hidden\n     */\n    public ngAfterViewChecked() {\n        this._element.nativeElement.setAttribute('aria-labelledby', `igx-tab-item-${this.index}`);\n        this._element.nativeElement.setAttribute('id', `igx-tabs__group-${this.index}`);\n\n        if (this.isSelected) {\n            const tabItem = this.relatedTab.nativeTabItem.nativeElement;\n            this.transformContentAnimation(0);\n            this.transformIndicatorAnimation(tabItem);\n        }\n    }\n\n    /**\n     * A method that sets the focus on a tab.\n     * @memberof {@link IgxTabsGroupComponent}\n     *```typescript\n     *@ViewChild(\"MyChild\")\n     *public tab : IgxTabsGroupComponent;\n     *ngAfterViewInit(){\n     *    this.tab.select();\n     *}\n     *```\n     * @param focusDelay A number representing the expected delay.\n     */\n    public select(focusDelay = 200): void {\n        if (this.disabled || this.isSelected) {\n            return;\n        }\n\n        this.isSelected = true;\n        this.relatedTab.tabindex = 0;\n\n        if (focusDelay !== 0) {\n            setTimeout(() => {\n                this.relatedTab.nativeTabItem.nativeElement.focus();\n            }, focusDelay);\n        }\n        this.handleSelection();\n        this._tabs.onTabItemSelected.emit({ tab: this._tabs.tabs.toArray()[this.index], group: this });\n    }\n\n    private handleSelection(): void {\n        const tabElement = this.relatedTab.nativeTabItem.nativeElement;\n\n        // Scroll to the left\n        if (tabElement.offsetLeft < this._tabs.offset) {\n            this._tabs.scrollElement(tabElement, false);\n        }\n\n        // Scroll to the right\n        const viewPortOffsetWidth = this._tabs.viewPort.nativeElement.offsetWidth;\n        const delta = (tabElement.offsetLeft + tabElement.offsetWidth) - (viewPortOffsetWidth + this._tabs.offset);\n        // Fix for IE 11, a difference is accumulated from the widths calculations\n        if (delta > 1) {\n            this._tabs.scrollElement(tabElement, true);\n        }\n\n        this.transformContentAnimation(0.2);\n        this.transformIndicatorAnimation(tabElement);\n    }\n\n    private transformContentAnimation(duration: number): void {\n        const contentOffset = this._tabs.tabsContainer.nativeElement.offsetWidth * this.index;\n        this._tabs.contentsContainer.nativeElement.style.transitionDuration = `${duration}s`;\n        this._tabs.contentsContainer.nativeElement.style.transform = `translate(${-contentOffset}px)`;\n    }\n\n    private transformIndicatorAnimation(element: HTMLElement): void {\n        this._tabs.selectedIndicator.nativeElement.style.width = `${element.offsetWidth}px`;\n        this._tabs.selectedIndicator.nativeElement.style.transform = `translate(${element.offsetLeft}px)`;\n    }\n}\n"]}