ionic-angular
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A powerful framework for building mobile and progressive web apps with JavaScript and Angular
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JavaScript
import { Component, ElementRef, HostListener, Renderer, ViewEncapsulation } from '@angular/core';
import { BLOCK_ALL, GestureController } from '../../gestures/gesture-controller';
import { Config } from '../../config/config';
import { KEY_ESCAPE } from '../../platform/key';
import { NavParams } from '../../navigation/nav-params';
import { ViewController } from '../../navigation/view-controller';
/**
* @hidden
*/
export class ActionSheetCmp {
constructor(_viewCtrl, config, _elementRef, gestureCtrl, params, renderer) {
this._viewCtrl = _viewCtrl;
this._elementRef = _elementRef;
this.gestureBlocker = gestureCtrl.createBlocker(BLOCK_ALL);
this.d = params.data;
this.mode = config.get('mode');
renderer.setElementClass(_elementRef.nativeElement, `action-sheet-${this.mode}`, true);
if (this.d.cssClass) {
this.d.cssClass.split(' ').forEach(cssClass => {
// Make sure the class isn't whitespace, otherwise it throws exceptions
if (cssClass.trim() !== '')
renderer.setElementClass(_elementRef.nativeElement, cssClass, true);
});
}
this.id = (++actionSheetIds);
if (this.d.title) {
this.hdrId = 'acst-hdr-' + this.id;
}
if (this.d.subTitle) {
this.descId = 'acst-subhdr-' + this.id;
}
}
ionViewDidLoad() {
// normalize the data
this.d.buttons = this.d.buttons.map(button => {
if (typeof button === 'string') {
button = { text: button };
}
if (!button.cssClass) {
button.cssClass = '';
}
switch (button.role) {
case 'cancel':
this.cancelButton = button;
return null;
case 'destructive':
button.cssClass = (button.cssClass + ' ' || '') + 'action-sheet-destructive';
break;
case 'selected':
button.cssClass = (button.cssClass + ' ' || '') + 'action-sheet-selected';
break;
}
return button;
}).filter(button => button !== null);
}
ionViewWillEnter() {
this.gestureBlocker.block();
}
ionViewDidLeave() {
this.gestureBlocker.unblock();
}
ionViewDidEnter() {
const focusableEle = this._elementRef.nativeElement.querySelector('button');
if (focusableEle) {
focusableEle.focus();
}
this.enabled = true;
}
keyUp(ev) {
if (this.enabled && ev.keyCode === KEY_ESCAPE && this._viewCtrl.isLast()) {
(void 0) /* console.debug */;
this.bdClick();
}
}
click(button) {
if (!this.enabled) {
return;
}
let shouldDismiss = true;
if (button.handler) {
// a handler has been provided, execute it
if (button.handler() === false) {
// if the return value of the handler is false then do not dismiss
shouldDismiss = false;
}
}
if (shouldDismiss) {
this.dismiss(button.role);
}
}
bdClick() {
if (this.enabled && this.d.enableBackdropDismiss) {
if (this.cancelButton) {
this.click(this.cancelButton);
}
else {
this.dismiss('backdrop');
}
}
}
dismiss(role) {
const opts = {
minClickBlockDuration: 400
};
return this._viewCtrl.dismiss(null, role, opts);
}
ngOnDestroy() {
(void 0) /* assert */;
this.d = this.cancelButton = null;
this.gestureBlocker.destroy();
}
}
ActionSheetCmp.decorators = [
{ type: Component, args: [{
selector: 'ion-action-sheet',
template: '<ion-backdrop (click)="bdClick()" [class.backdrop-no-tappable]="!d.enableBackdropDismiss"></ion-backdrop>' +
'<div class="action-sheet-wrapper">' +
'<div class="action-sheet-container">' +
'<div class="action-sheet-group">' +
'<div class="action-sheet-title" id="{{hdrId}}" *ngIf="d.title">{{d.title}}</div>' +
'<div class="action-sheet-sub-title" id="{{descId}}" *ngIf="d.subTitle">{{d.subTitle}}</div>' +
'<button ion-button="action-sheet-button" (click)="click(b)" *ngFor="let b of d.buttons" class="disable-hover" [attr.icon-start]="b.icon ? \'\' : null" [ngClass]="b.cssClass">' +
'<ion-icon [name]="b.icon" *ngIf="b.icon" class="action-sheet-icon"></ion-icon>' +
'{{b.text}}' +
'</button>' +
'</div>' +
'<div class="action-sheet-group action-sheet-group-cancel" *ngIf="cancelButton">' +
'<button ion-button="action-sheet-button" (click)="click(cancelButton)" class="action-sheet-cancel disable-hover" [attr.icon-start]="cancelButton.icon ? \'\' : null" [ngClass]="cancelButton.cssClass">' +
'<ion-icon [name]="cancelButton.icon" *ngIf="cancelButton.icon" class="action-sheet-icon"></ion-icon>' +
'{{cancelButton.text}}' +
'</button>' +
'</div>' +
'</div>' +
'</div>',
host: {
'role': 'dialog',
'[attr.aria-labelledby]': 'hdrId',
'[attr.aria-describedby]': 'descId'
},
encapsulation: ViewEncapsulation.None,
},] },
];
/** @nocollapse */
ActionSheetCmp.ctorParameters = () => [
{ type: ViewController, },
{ type: Config, },
{ type: ElementRef, },
{ type: GestureController, },
{ type: NavParams, },
{ type: Renderer, },
];
ActionSheetCmp.propDecorators = {
'keyUp': [{ type: HostListener, args: ['body:keyup', ['$event'],] },],
};
let actionSheetIds = -1;
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