| 1 | import { EventEmitter } from '@angular/core';
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| 2 | import { NavController } from '../../providers/nav-controller';
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| 3 | import { IonTabBar } from '../proxies';
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| 4 | import { IonRouterOutlet } from './ion-router-outlet';
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| 5 | import { StackEvent } from './stack-utils';
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| 6 | export declare class IonTabs {
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| 7 | private navCtrl;
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| 8 | outlet: IonRouterOutlet;
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| 9 | tabBar: IonTabBar | undefined;
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| 10 | ionTabsWillChange: EventEmitter<{
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| 11 | tab: string;
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| 12 | }>;
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| 13 | ionTabsDidChange: EventEmitter<{
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| 14 | tab: string;
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| 15 | }>;
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| 16 | constructor(navCtrl: NavController);
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| 17 | /**
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| 18 | * @internal
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| 19 | */
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| 20 | onPageSelected(detail: StackEvent): void;
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| 21 | /**
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| 22 | * When a tab button is clicked, there are several scenarios:
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| 23 | * 1. If the selected tab is currently active (the tab button has been clicked
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| 24 | * again), then it should go to the root view for that tab.
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| 25 | *
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| 26 | * a. Get the saved root view from the router outlet. If the saved root view
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| 27 | * matches the tabRootUrl, set the route view to this view including the
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| 28 | * navigation extras.
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| 29 | * b. If the saved root view from the router outlet does
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| 30 | * not match, navigate to the tabRootUrl. No navigation extras are
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| 31 | * included.
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| 32 | *
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| 33 | * 2. If the current tab tab is not currently selected, get the last route
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| 34 | * view from the router outlet.
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| 35 | *
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| 36 | * a. If the last route view exists, navigate to that view including any
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| 37 | * navigation extras
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| 38 | * b. If the last route view doesn't exist, then navigate
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| 39 | * to the default tabRootUrl
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| 40 | */
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| 41 | select(tabOrEvent: string | CustomEvent): Promise<boolean>;
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| 42 | getSelected(): string | undefined;
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| 43 | }
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