ionic-angular
Version:
A powerful framework for building mobile and progressive web apps with JavaScript and Angular
105 lines • 4.26 kB
JavaScript
import { Component, ComponentFactoryResolver, ElementRef, HostListener, Renderer, ViewChild, ViewContainerRef } from '@angular/core';
import { KEY_ESCAPE } from '../../platform/key';
import { NavParams } from '../../navigation/nav-params';
import { ViewController } from '../../navigation/view-controller';
import { GESTURE_GO_BACK_SWIPE, GESTURE_MENU_SWIPE, GestureController } from '../../gestures/gesture-controller';
import { ModuleLoader } from '../../util/module-loader';
/**
* @hidden
*/
export class ModalCmp {
constructor(_cfr, _renderer, _elementRef, _navParams, _viewCtrl, gestureCtrl, moduleLoader) {
this._cfr = _cfr;
this._renderer = _renderer;
this._elementRef = _elementRef;
this._navParams = _navParams;
this._viewCtrl = _viewCtrl;
this.moduleLoader = moduleLoader;
let opts = _navParams.get('opts');
(void 0) /* assert */;
this._gestureBlocker = gestureCtrl.createBlocker({
disable: [GESTURE_MENU_SWIPE, GESTURE_GO_BACK_SWIPE]
});
this._bdDismiss = opts.enableBackdropDismiss;
if (opts.cssClass) {
opts.cssClass.split(' ').forEach((cssClass) => {
// Make sure the class isn't whitespace, otherwise it throws exceptions
if (cssClass.trim() !== '')
_renderer.setElementClass(_elementRef.nativeElement, cssClass, true);
});
}
}
ionViewPreLoad() {
const component = this._navParams.data.component;
if (!component) {
console.warn('modal\'s page was not defined');
return;
}
let cfr = this.moduleLoader.getComponentFactoryResolver(component);
if (!cfr) {
cfr = this._cfr;
}
const componentFactory = cfr.resolveComponentFactory(component);
// ******** DOM WRITE ****************
const componentRef = this._viewport.createComponent(componentFactory, this._viewport.length, this._viewport.parentInjector, []);
this._setCssClass(componentRef, 'ion-page');
this._setCssClass(componentRef, 'show-page');
// Change the viewcontroller's instance to point the user provided page
// Lifecycle events will be sent to the new instance, instead of the modal's component
// we need to manually subscribe to them
this._viewCtrl._setInstance(componentRef.instance);
this._viewCtrl.willEnter.subscribe(this._viewWillEnter.bind(this));
this._viewCtrl.didLeave.subscribe(this._viewDidLeave.bind(this));
this._enabled = true;
}
_viewWillEnter() {
this._gestureBlocker.block();
}
_viewDidLeave() {
this._gestureBlocker.unblock();
}
_setCssClass(componentRef, className) {
this._renderer.setElementClass(componentRef.location.nativeElement, className, true);
}
_bdClick() {
if (this._enabled && this._bdDismiss) {
const opts = {
minClickBlockDuration: 400
};
return this._viewCtrl.dismiss(null, 'backdrop', opts);
}
}
_keyUp(ev) {
if (this._enabled && this._viewCtrl.isLast() && ev.keyCode === KEY_ESCAPE) {
this._bdClick();
}
}
ngOnDestroy() {
(void 0) /* assert */;
this._gestureBlocker.destroy();
}
}
ModalCmp.decorators = [
{ type: Component, args: [{
selector: 'ion-modal',
template: '<ion-backdrop (click)="_bdClick()" [class.backdrop-no-tappable]="!_bdDismiss"></ion-backdrop>' +
'<div class="modal-wrapper">' +
'<div #viewport nav-viewport></div>' +
'</div>'
},] },
];
/** @nocollapse */
ModalCmp.ctorParameters = () => [
{ type: ComponentFactoryResolver, },
{ type: Renderer, },
{ type: ElementRef, },
{ type: NavParams, },
{ type: ViewController, },
{ type: GestureController, },
{ type: ModuleLoader, },
];
ModalCmp.propDecorators = {
'_viewport': [{ type: ViewChild, args: ['viewport', { read: ViewContainerRef },] },],
'_keyUp': [{ type: HostListener, args: ['body:keyup', ['$event'],] },],
};
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