devextreme-angular
Version:
Angular UI and visualization components based on DevExtreme widgets
99 lines • 12.4 kB
JavaScript
/*!
* devextreme-angular
* Version: 22.1.14
* Build date: Mon Apr 29 2024
*
* Copyright (c) 2012 - 2024 Developer Express Inc. ALL RIGHTS RESERVED
*
* This software may be modified and distributed under the terms
* of the MIT license. See the LICENSE file in the root of the project for details.
*
* https://github.com/DevExpress/devextreme-angular
*/
import { EventEmitter } from '@angular/core';
export class NgEventsStrategy {
constructor(instance, zone) {
this.instance = instance;
this.zone = zone;
this.subscriptions = {};
this.events = {};
}
hasEvent(name) {
return this.getEmitter(name).observers.length !== 0;
}
fireEvent(name, args) {
let emitter = this.getEmitter(name);
if (emitter.observers.length) {
const internalSubs = this.subscriptions[name] || [];
if (internalSubs.length === emitter.observers.length) {
emitter.next(args && args[0]);
}
else {
this.zone.run(() => emitter.next(args && args[0]));
}
}
}
on(name, handler) {
if (typeof name === 'string') {
let eventSubscriptions = this.subscriptions[name] || [], subcription = this.getEmitter(name).subscribe(handler.bind(this.instance)), unsubscribe = subcription.unsubscribe.bind(subcription);
eventSubscriptions.push({ handler, unsubscribe });
this.subscriptions[name] = eventSubscriptions;
}
else {
let handlersObj = name;
Object.keys(handlersObj).forEach(event => this.on(event, handlersObj[event]));
}
}
off(name, handler) {
let eventSubscriptions = this.subscriptions[name] || [];
if (handler) {
eventSubscriptions.some((subscription, i) => {
if (subscription.handler === handler) {
subscription.unsubscribe();
eventSubscriptions.splice(i, 1);
return true;
}
});
}
else {
eventSubscriptions.forEach(subscription => {
subscription.unsubscribe();
});
eventSubscriptions.splice(0, eventSubscriptions.length);
}
}
dispose() { }
addEmitter(eventName, emitter) {
this.events[eventName] = emitter;
}
getEmitter(eventName) {
if (!this.events[eventName]) {
this.events[eventName] = new EventEmitter();
}
return this.events[eventName];
}
}
export class EmitterHelper {
constructor(zone, component) {
this.zone = zone;
this.component = component;
this.lockedValueChangeEvent = false;
}
fireNgEvent(eventName, eventArgs) {
if (this.lockedValueChangeEvent && eventName === 'valueChange') {
return;
}
let emitter = this.component[eventName];
if (emitter && emitter.observers.length) {
this.zone.run(() => {
emitter.next(eventArgs && eventArgs[0]);
});
}
}
createEmitters(events) {
events.forEach(event => {
this.component[event.emit] = new EventEmitter();
});
}
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"events-strategy.js","sourceRoot":"","sources":["../../../../dist/core/events-strategy.ts"],"names":[],"mappings":"AAAA;;;;;;;;;;;GAWG;AAEH,OAAO,EAAE,YAAY,EAAU,MAAM,eAAe,CAAC;AAOrD,MAAM,OAAO,gBAAgB;IAIzB,YAAoB,QAAa,EAAU,IAAY;QAAnC,aAAQ,GAAR,QAAQ,CAAK;QAAU,SAAI,GAAJ,IAAI,CAAQ;QAH/C,kBAAa,GAA4C,EAAE,CAAC;QAC5D,WAAM,GAAyC,EAAE,CAAC;IAEC,CAAC;IAE5D,QAAQ,CAAC,IAAY;QACjB,OAAO,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC,SAAS,CAAC,MAAM,KAAK,CAAC,CAAC;IACxD,CAAC;IAED,SAAS,CAAC,IAAI,EAAE,IAAI;QAChB,IAAI,OAAO,GAAG,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC;QACpC,IAAI,OAAO,CAAC,SAAS,CAAC,MAAM,EAAE;YAC1B,MAAM,YAAY,GAAG,IAAI,CAAC,aAAa,CAAC,IAAI,CAAC,IAAI,EAAE,CAAC;YACpD,IAAI,YAAY,CAAC,MAAM,KAAK,OAAO,CAAC,SAAS,CAAC,MAAM,EAAE;gBAClD,OAAO,CAAC,IAAI,CAAC,IAAI,IAAI,IAAI,CAAC,CAAC,CAAC,CAAC,CAAC;aACjC;iBAAM;gBACH,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC,GAAG,EAAE,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,IAAI,IAAI,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC;aACtD;SACJ;IACL,CAAC;IAED,EAAE,CAAC,IAAqB,EAAE,OAAkB;QACxC,IAAI,OAAO,IAAI,KAAK,QAAQ,EAAE;YAC1B,IAAI,kBAAkB,GAAG,IAAI,CAAC,aAAa,CAAC,IAAI,CAAC,IAAI,EAAE,EACnD,WAAW,GAAG,IAAI,CAAC,UAAU,CAAC,IAAI,CAAC,CAAC,SAAS,CAAC,OAAO,CAAC,IAAI,CAAC,IAAI,CAAC,QAAQ,CAAC,CAAC,EAC1E,WAAW,GAAG,WAAW,CAAC,WAAW,CAAC,IAAI,CAAC,WAAW,CAAC,CAAC;YAE5D,kBAAkB,CAAC,IAAI,CAAC,EAAE,OAAO,EAAE,WAAW,EAAE,CAAC,CAAC;YAClD,IAAI,CAAC,aAAa,CAAC,IAAI,CAAC,GAAG,kBAAkB,CAAC;SACjD;aAAM;YACH,IAAI,WAAW,GAAG,IAAI,CAAC;YAEvB,MAAM,CAAC,IAAI,CAAC,WAAW,CAAC,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE,CAAC,IAAI,CAAC,EAAE,CAAC,KAAK,EAAE,WAAW,CAAC,KAAK,CAAC,CAAC,CAAC,CAAC;SACjF;IACL,CAAC;IAED,GAAG,CAAC,IAAI,EAAE,OAAO;QACb,IAAI,kBAAkB,GAAG,IAAI,CAAC,aAAa,CAAC,IAAI,CAAC,IAAI,EAAE,CAAC;QAExD,IAAI,OAAO,EAAE;YACT,kBAAkB,CAAC,IAAI,CAAC,CAAC,YAAY,EAAE,CAAC,EAAE,EAAE;gBACxC,IAAI,YAAY,CAAC,OAAO,KAAK,OAAO,EAAE;oBAClC,YAAY,CAAC,WAAW,EAAE,CAAC;oBAC3B,kBAAkB,CAAC,MAAM,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC;oBAChC,OAAO,IAAI,CAAC;iBACf;YACL,CAAC,CAAC,CAAC;SACN;aAAM;YACH,kBAAkB,CAAC,OAAO,CAAC,YAAY,CAAC,EAAE;gBACtC,YAAY,CAAC,WAAW,EAAE,CAAC;YAC/B,CAAC,CAAC,CAAC;YACH,kBAAkB,CAAC,MAAM,CAAC,CAAC,EAAE,kBAAkB,CAAC,MAAM,CAAC,CAAC;SAC3D;IACL,CAAC;IAED,OAAO,KAAI,CAAC;IAEL,UAAU,CAAC,SAAiB,EAAE,OAA0B;QAC3D,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,GAAG,OAAO,CAAC;IACrC,CAAC;IAEO,UAAU,CAAC,SAAiB;QAChC,IAAI,CAAC,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,EAAE;YACzB,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,GAAG,IAAI,YAAY,EAAE,CAAC;SAC/C;QACD,OAAO,IAAI,CAAC,MAAM,CAAC,SAAS,CAAC,CAAC;IAClC,CAAC;CACJ;AAED,MAAM,OAAO,aAAa;IAGtB,YAAoB,IAAY,EAAU,SAAsB;QAA5C,SAAI,GAAJ,IAAI,CAAQ;QAAU,cAAS,GAAT,SAAS,CAAa;QAFhE,2BAAsB,GAAG,KAAK,CAAC;IAEqC,CAAC;IAErE,WAAW,CAAC,SAAiB,EAAE,SAAc;QACzC,IAAI,IAAI,CAAC,sBAAsB,IAAI,SAAS,KAAK,aAAa,EAAE;YAC5D,OAAO;SACV;QACD,IAAI,OAAO,GAAG,IAAI,CAAC,SAAS,CAAC,SAAS,CAAC,CAAC;QACxC,IAAI,OAAO,IAAI,OAAO,CAAC,SAAS,CAAC,MAAM,EAAE;YACrC,IAAI,CAAC,IAAI,CAAC,GAAG,CAAC,GAAG,EAAE;gBACf,OAAO,CAAC,IAAI,CAAC,SAAS,IAAI,SAAS,CAAC,CAAC,CAAC,CAAC,CAAC;YAC5C,CAAC,CAAC,CAAC;SACN;IACL,CAAC;IAED,cAAc,CAAC,MAAa;QACxB,MAAM,CAAC,OAAO,CAAC,KAAK,CAAC,EAAE;YACnB,IAAI,CAAC,SAAS,CAAC,KAAK,CAAC,IAAI,CAAC,GAAG,IAAI,YAAY,EAAE,CAAC;QACpD,CAAC,CAAC,CAAC;IACP,CAAC;CACJ","sourcesContent":["/*!\n * devextreme-angular\n * Version: 22.1.14\n * Build date: Mon Apr 29 2024\n *\n * Copyright (c) 2012 - 2024 Developer Express Inc. ALL RIGHTS RESERVED\n *\n * This software may be modified and distributed under the terms\n * of the MIT license. See the LICENSE file in the root of the project for details.\n *\n * https://github.com/DevExpress/devextreme-angular\n */\n\nimport { EventEmitter, NgZone } from '@angular/core';\nimport { DxComponent } from './component';\n\ninterface IEventSubscription {\n    handler: any;\n    unsubscribe: () => void;\n}\nexport class NgEventsStrategy {\n    private subscriptions: { [key: string]: IEventSubscription[] } = {};\n    private events: { [key: string]: EventEmitter<any> } = {};\n\n    constructor(private instance: any, private zone: NgZone) { }\n\n    hasEvent(name: string) {\n        return this.getEmitter(name).observers.length !== 0;\n    }\n\n    fireEvent(name, args) {\n        let emitter = this.getEmitter(name);\n        if (emitter.observers.length) {\n            const internalSubs = this.subscriptions[name] || [];\n            if (internalSubs.length === emitter.observers.length) {\n                emitter.next(args && args[0]);\n            } else {\n                this.zone.run(() => emitter.next(args && args[0]));\n            }\n        }\n    }\n\n    on(name: string | Object, handler?: Function) {\n        if (typeof name === 'string') {\n            let eventSubscriptions = this.subscriptions[name] || [],\n                subcription = this.getEmitter(name).subscribe(handler.bind(this.instance)),\n                unsubscribe = subcription.unsubscribe.bind(subcription);\n\n            eventSubscriptions.push({ handler, unsubscribe });\n            this.subscriptions[name] = eventSubscriptions;\n        } else {\n            let handlersObj = name;\n\n            Object.keys(handlersObj).forEach(event => this.on(event, handlersObj[event]));\n        }\n    }\n\n    off(name, handler) {\n        let eventSubscriptions = this.subscriptions[name] || [];\n\n        if (handler) {\n            eventSubscriptions.some((subscription, i) => {\n                if (subscription.handler === handler) {\n                    subscription.unsubscribe();\n                    eventSubscriptions.splice(i, 1);\n                    return true;\n                }\n            });\n        } else {\n            eventSubscriptions.forEach(subscription => {\n                subscription.unsubscribe();\n            });\n            eventSubscriptions.splice(0, eventSubscriptions.length);\n        }\n    }\n\n    dispose() {}\n\n    public addEmitter(eventName: string, emitter: EventEmitter<any>) {\n        this.events[eventName] = emitter;\n    }\n\n    private getEmitter(eventName: string): EventEmitter<any> {\n        if (!this.events[eventName]) {\n            this.events[eventName] = new EventEmitter();\n        }\n        return this.events[eventName];\n    }\n}\n\nexport class EmitterHelper {\n    lockedValueChangeEvent = false;\n\n    constructor(private zone: NgZone, private component: DxComponent) { }\n\n    fireNgEvent(eventName: string, eventArgs: any) {\n        if (this.lockedValueChangeEvent && eventName === 'valueChange') {\n            return;\n        }\n        let emitter = this.component[eventName];\n        if (emitter && emitter.observers.length) {\n            this.zone.run(() => {\n                emitter.next(eventArgs && eventArgs[0]);\n            });\n        }\n    }\n\n    createEmitters(events: any[]) {\n        events.forEach(event => {\n            this.component[event.emit] = new EventEmitter();\n        });\n    }\n}\n\n"]}