@angular/cdk
Version:
Angular Material Component Development Kit
175 lines • 23.8 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import { Injectable, NgZone, Inject } from '@angular/core';
import { DOCUMENT } from '@angular/common';
import { normalizePassiveListenerOptions } from '@angular/cdk/platform';
import { Subject } from 'rxjs';
import * as i0 from "@angular/core";
import * as i1 from "@angular/common";
/** Event options that can be used to bind an active, capturing event. */
const activeCapturingEventOptions = normalizePassiveListenerOptions({
passive: false,
capture: true
});
/**
* Service that keeps track of all the drag item and drop container
* instances, and manages global event listeners on the `document`.
* @docs-private
*/
// Note: this class is generic, rather than referencing CdkDrag and CdkDropList directly, in order
// to avoid circular imports. If we were to reference them here, importing the registry into the
// classes that are registering themselves will introduce a circular import.
export class DragDropRegistry {
constructor(_ngZone, _document) {
this._ngZone = _ngZone;
/** Registered drop container instances. */
this._dropInstances = new Set();
/** Registered drag item instances. */
this._dragInstances = new Set();
/** Drag item instances that are currently being dragged. */
this._activeDragInstances = new Set();
/** Keeps track of the event listeners that we've bound to the `document`. */
this._globalListeners = new Map();
/**
* Emits the `touchmove` or `mousemove` events that are dispatched
* while the user is dragging a drag item instance.
*/
this.pointerMove = new Subject();
/**
* Emits the `touchend` or `mouseup` events that are dispatched
* while the user is dragging a drag item instance.
*/
this.pointerUp = new Subject();
/** Emits when the viewport has been scrolled while the user is dragging an item. */
this.scroll = new Subject();
/**
* Event listener that will prevent the default browser action while the user is dragging.
* @param event Event whose default action should be prevented.
*/
this._preventDefaultWhileDragging = (event) => {
if (this._activeDragInstances.size) {
event.preventDefault();
}
};
this._document = _document;
}
/** Adds a drop container to the registry. */
registerDropContainer(drop) {
if (!this._dropInstances.has(drop)) {
this._dropInstances.add(drop);
}
}
/** Adds a drag item instance to the registry. */
registerDragItem(drag) {
this._dragInstances.add(drag);
// The `touchmove` event gets bound once, ahead of time, because WebKit
// won't preventDefault on a dynamically-added `touchmove` listener.
// See https://bugs.webkit.org/show_bug.cgi?id=184250.
if (this._dragInstances.size === 1) {
this._ngZone.runOutsideAngular(() => {
// The event handler has to be explicitly active,
// because newer browsers make it passive by default.
this._document.addEventListener('touchmove', this._preventDefaultWhileDragging, activeCapturingEventOptions);
});
}
}
/** Removes a drop container from the registry. */
removeDropContainer(drop) {
this._dropInstances.delete(drop);
}
/** Removes a drag item instance from the registry. */
removeDragItem(drag) {
this._dragInstances.delete(drag);
this.stopDragging(drag);
if (this._dragInstances.size === 0) {
this._document.removeEventListener('touchmove', this._preventDefaultWhileDragging, activeCapturingEventOptions);
}
}
/**
* Starts the dragging sequence for a drag instance.
* @param drag Drag instance which is being dragged.
* @param event Event that initiated the dragging.
*/
startDragging(drag, event) {
// Do not process the same drag twice to avoid memory leaks and redundant listeners
if (this._activeDragInstances.has(drag)) {
return;
}
this._activeDragInstances.add(drag);
if (this._activeDragInstances.size === 1) {
const isTouchEvent = event.type.startsWith('touch');
const moveEvent = isTouchEvent ? 'touchmove' : 'mousemove';
const upEvent = isTouchEvent ? 'touchend' : 'mouseup';
// We explicitly bind __active__ listeners here, because newer browsers will default to
// passive ones for `mousemove` and `touchmove`. The events need to be active, because we
// use `preventDefault` to prevent the page from scrolling while the user is dragging.
this._globalListeners
.set(moveEvent, {
handler: (e) => this.pointerMove.next(e),
options: activeCapturingEventOptions
})
.set(upEvent, {
handler: (e) => this.pointerUp.next(e),
options: true
})
.set('scroll', {
handler: (e) => this.scroll.next(e),
// Use capturing so that we pick up scroll changes in any scrollable nodes that aren't
// the document. See https://github.com/angular/components/issues/17144.
options: true
})
// Preventing the default action on `mousemove` isn't enough to disable text selection
// on Safari so we need to prevent the selection event as well. Alternatively this can
// be done by setting `user-select: none` on the `body`, however it has causes a style
// recalculation which can be expensive on pages with a lot of elements.
.set('selectstart', {
handler: this._preventDefaultWhileDragging,
options: activeCapturingEventOptions
});
this._ngZone.runOutsideAngular(() => {
this._globalListeners.forEach((config, name) => {
this._document.addEventListener(name, config.handler, config.options);
});
});
}
}
/** Stops dragging a drag item instance. */
stopDragging(drag) {
this._activeDragInstances.delete(drag);
if (this._activeDragInstances.size === 0) {
this._clearGlobalListeners();
}
}
/** Gets whether a drag item instance is currently being dragged. */
isDragging(drag) {
return this._activeDragInstances.has(drag);
}
ngOnDestroy() {
this._dragInstances.forEach(instance => this.removeDragItem(instance));
this._dropInstances.forEach(instance => this.removeDropContainer(instance));
this._clearGlobalListeners();
this.pointerMove.complete();
this.pointerUp.complete();
}
/** Clears out the global event listeners from the `document`. */
_clearGlobalListeners() {
this._globalListeners.forEach((config, name) => {
this._document.removeEventListener(name, config.handler, config.options);
});
this._globalListeners.clear();
}
}
DragDropRegistry.ɵprov = i0.ɵɵdefineInjectable({ factory: function DragDropRegistry_Factory() { return new DragDropRegistry(i0.ɵɵinject(i0.NgZone), i0.ɵɵinject(i1.DOCUMENT)); }, token: DragDropRegistry, providedIn: "root" });
DragDropRegistry.decorators = [
{ type: Injectable, args: [{ providedIn: 'root' },] }
];
DragDropRegistry.ctorParameters = () => [
{ type: NgZone },
{ type: undefined, decorators: [{ type: Inject, args: [DOCUMENT,] }] }
];
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"drag-drop-registry.js","sourceRoot":"","sources":["../../../../../../src/cdk/drag-drop/drag-drop-registry.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AAEH,OAAO,EAAC,UAAU,EAAE,MAAM,EAAa,MAAM,EAAC,MAAM,eAAe,CAAC;AACpE,OAAO,EAAC,QAAQ,EAAC,MAAM,iBAAiB,CAAC;AACzC,OAAO,EAAC,+BAA+B,EAAC,MAAM,uBAAuB,CAAC;AACtE,OAAO,EAAC,OAAO,EAAC,MAAM,MAAM,CAAC;;;AAE7B,yEAAyE;AACzE,MAAM,2BAA2B,GAAG,+BAA+B,CAAC;IAClE,OAAO,EAAE,KAAK;IACd,OAAO,EAAE,IAAI;CACd,CAAC,CAAC;AAEH;;;;GAIG;AACH,kGAAkG;AAClG,gGAAgG;AAChG,4EAA4E;AAE5E,MAAM,OAAO,gBAAgB;IAiC3B,YACU,OAAe,EACL,SAAc;QADxB,YAAO,GAAP,OAAO,CAAQ;QA/BzB,2CAA2C;QACnC,mBAAc,GAAG,IAAI,GAAG,EAAK,CAAC;QAEtC,sCAAsC;QAC9B,mBAAc,GAAG,IAAI,GAAG,EAAK,CAAC;QAEtC,4DAA4D;QACpD,yBAAoB,GAAG,IAAI,GAAG,EAAK,CAAC;QAE5C,6EAA6E;QACrE,qBAAgB,GAAG,IAAI,GAAG,EAG9B,CAAC;QAEL;;;WAGG;QACM,gBAAW,GAAqC,IAAI,OAAO,EAA2B,CAAC;QAEhG;;;WAGG;QACM,cAAS,GAAqC,IAAI,OAAO,EAA2B,CAAC;QAE9F,oFAAoF;QAC3E,WAAM,GAAmB,IAAI,OAAO,EAAS,CAAC;QA2HvD;;;WAGG;QACK,iCAA4B,GAAG,CAAC,KAAY,EAAE,EAAE;YACtD,IAAI,IAAI,CAAC,oBAAoB,CAAC,IAAI,EAAE;gBAClC,KAAK,CAAC,cAAc,EAAE,CAAC;aACxB;QACH,CAAC,CAAA;QA9HC,IAAI,CAAC,SAAS,GAAG,SAAS,CAAC;IAC7B,CAAC;IAED,6CAA6C;IAC7C,qBAAqB,CAAC,IAAO;QAC3B,IAAI,CAAC,IAAI,CAAC,cAAc,CAAC,GAAG,CAAC,IAAI,CAAC,EAAE;YAClC,IAAI,CAAC,cAAc,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;SAC/B;IACH,CAAC;IAED,iDAAiD;IACjD,gBAAgB,CAAC,IAAO;QACtB,IAAI,CAAC,cAAc,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;QAE9B,uEAAuE;QACvE,oEAAoE;QACpE,sDAAsD;QACtD,IAAI,IAAI,CAAC,cAAc,CAAC,IAAI,KAAK,CAAC,EAAE;YAClC,IAAI,CAAC,OAAO,CAAC,iBAAiB,CAAC,GAAG,EAAE;gBAClC,iDAAiD;gBACjD,qDAAqD;gBACrD,IAAI,CAAC,SAAS,CAAC,gBAAgB,CAAC,WAAW,EAAE,IAAI,CAAC,4BAA4B,EAC1E,2BAA2B,CAAC,CAAC;YACnC,CAAC,CAAC,CAAC;SACJ;IACH,CAAC;IAED,kDAAkD;IAClD,mBAAmB,CAAC,IAAO;QACzB,IAAI,CAAC,cAAc,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC;IACnC,CAAC;IAED,sDAAsD;IACtD,cAAc,CAAC,IAAO;QACpB,IAAI,CAAC,cAAc,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC;QACjC,IAAI,CAAC,YAAY,CAAC,IAAI,CAAC,CAAC;QAExB,IAAI,IAAI,CAAC,cAAc,CAAC,IAAI,KAAK,CAAC,EAAE;YAClC,IAAI,CAAC,SAAS,CAAC,mBAAmB,CAAC,WAAW,EAAE,IAAI,CAAC,4BAA4B,EAC7E,2BAA2B,CAAC,CAAC;SAClC;IACH,CAAC;IAED;;;;OAIG;IACH,aAAa,CAAC,IAAO,EAAE,KAA8B;QACnD,mFAAmF;QACnF,IAAI,IAAI,CAAC,oBAAoB,CAAC,GAAG,CAAC,IAAI,CAAC,EAAE;YACvC,OAAO;SACR;QAED,IAAI,CAAC,oBAAoB,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;QAEpC,IAAI,IAAI,CAAC,oBAAoB,CAAC,IAAI,KAAK,CAAC,EAAE;YACxC,MAAM,YAAY,GAAG,KAAK,CAAC,IAAI,CAAC,UAAU,CAAC,OAAO,CAAC,CAAC;YACpD,MAAM,SAAS,GAAG,YAAY,CAAC,CAAC,CAAC,WAAW,CAAC,CAAC,CAAC,WAAW,CAAC;YAC3D,MAAM,OAAO,GAAG,YAAY,CAAC,CAAC,CAAC,UAAU,CAAC,CAAC,CAAC,SAAS,CAAC;YAEtD,uFAAuF;YACvF,yFAAyF;YACzF,sFAAsF;YACtF,IAAI,CAAC,gBAAgB;iBAClB,GAAG,CAAC,SAAS,EAAE;gBACd,OAAO,EAAE,CAAC,CAAQ,EAAE,EAAE,CAAC,IAAI,CAAC,WAAW,CAAC,IAAI,CAAC,CAA4B,CAAC;gBAC1E,OAAO,EAAE,2BAA2B;aACrC,CAAC;iBACD,GAAG,CAAC,OAAO,EAAE;gBACZ,OAAO,EAAE,CAAC,CAAQ,EAAE,EAAE,CAAC,IAAI,CAAC,SAAS,CAAC,IAAI,CAAC,CAA4B,CAAC;gBACxE,OAAO,EAAE,IAAI;aACd,CAAC;iBACD,GAAG,CAAC,QAAQ,EAAE;gBACb,OAAO,EAAE,CAAC,CAAQ,EAAE,EAAE,CAAC,IAAI,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC,CAAC;gBAC1C,sFAAsF;gBACtF,wEAAwE;gBACxE,OAAO,EAAE,IAAI;aACd,CAAC;gBACF,sFAAsF;gBACtF,sFAAsF;gBACtF,sFAAsF;gBACtF,wEAAwE;iBACvE,GAAG,CAAC,aAAa,EAAE;gBAClB,OAAO,EAAE,IAAI,CAAC,4BAA4B;gBAC1C,OAAO,EAAE,2BAA2B;aACrC,CAAC,CAAC;YAEL,IAAI,CAAC,OAAO,CAAC,iBAAiB,CAAC,GAAG,EAAE;gBAClC,IAAI,CAAC,gBAAgB,CAAC,OAAO,CAAC,CAAC,MAAM,EAAE,IAAI,EAAE,EAAE;oBAC7C,IAAI,CAAC,SAAS,CAAC,gBAAgB,CAAC,IAAI,EAAE,MAAM,CAAC,OAAO,EAAE,MAAM,CAAC,OAAO,CAAC,CAAC;gBACxE,CAAC,CAAC,CAAC;YACL,CAAC,CAAC,CAAC;SACJ;IACH,CAAC;IAED,2CAA2C;IAC3C,YAAY,CAAC,IAAO;QAClB,IAAI,CAAC,oBAAoB,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC;QAEvC,IAAI,IAAI,CAAC,oBAAoB,CAAC,IAAI,KAAK,CAAC,EAAE;YACxC,IAAI,CAAC,qBAAqB,EAAE,CAAC;SAC9B;IACH,CAAC;IAED,oEAAoE;IACpE,UAAU,CAAC,IAAO;QAChB,OAAO,IAAI,CAAC,oBAAoB,CAAC,GAAG,CAAC,IAAI,CAAC,CAAC;IAC7C,CAAC;IAED,WAAW;QACT,IAAI,CAAC,cAAc,CAAC,OAAO,CAAC,QAAQ,CAAC,EAAE,CAAC,IAAI,CAAC,cAAc,CAAC,QAAQ,CAAC,CAAC,CAAC;QACvE,IAAI,CAAC,cAAc,CAAC,OAAO,CAAC,QAAQ,CAAC,EAAE,CAAC,IAAI,CAAC,mBAAmB,CAAC,QAAQ,CAAC,CAAC,CAAC;QAC5E,IAAI,CAAC,qBAAqB,EAAE,CAAC;QAC7B,IAAI,CAAC,WAAW,CAAC,QAAQ,EAAE,CAAC;QAC5B,IAAI,CAAC,SAAS,CAAC,QAAQ,EAAE,CAAC;IAC5B,CAAC;IAYD,iEAAiE;IACzD,qBAAqB;QAC3B,IAAI,CAAC,gBAAgB,CAAC,OAAO,CAAC,CAAC,MAAM,EAAE,IAAI,EAAE,EAAE;YAC7C,IAAI,CAAC,SAAS,CAAC,mBAAmB,CAAC,IAAI,EAAE,MAAM,CAAC,OAAO,EAAE,MAAM,CAAC,OAAO,CAAC,CAAC;QAC3E,CAAC,CAAC,CAAC;QAEH,IAAI,CAAC,gBAAgB,CAAC,KAAK,EAAE,CAAC;IAChC,CAAC;;;;YA5KF,UAAU,SAAC,EAAC,UAAU,EAAE,MAAM,EAAC;;;YAnBZ,MAAM;4CAuDrB,MAAM,SAAC,QAAQ","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\n\nimport {Injectable, NgZone, OnDestroy, Inject} from '@angular/core';\nimport {DOCUMENT} from '@angular/common';\nimport {normalizePassiveListenerOptions} from '@angular/cdk/platform';\nimport {Subject} from 'rxjs';\n\n/** Event options that can be used to bind an active, capturing event. */\nconst activeCapturingEventOptions = normalizePassiveListenerOptions({\n  passive: false,\n  capture: true\n});\n\n/**\n * Service that keeps track of all the drag item and drop container\n * instances, and manages global event listeners on the `document`.\n * @docs-private\n */\n// Note: this class is generic, rather than referencing CdkDrag and CdkDropList directly, in order\n// to avoid circular imports. If we were to reference them here, importing the registry into the\n// classes that are registering themselves will introduce a circular import.\n@Injectable({providedIn: 'root'})\nexport class DragDropRegistry<I, C> implements OnDestroy {\n  private _document: Document;\n\n  /** Registered drop container instances. */\n  private _dropInstances = new Set<C>();\n\n  /** Registered drag item instances. */\n  private _dragInstances = new Set<I>();\n\n  /** Drag item instances that are currently being dragged. */\n  private _activeDragInstances = new Set<I>();\n\n  /** Keeps track of the event listeners that we've bound to the `document`. */\n  private _globalListeners = new Map<string, {\n    handler: (event: Event) => void,\n    options?: AddEventListenerOptions | boolean\n  }>();\n\n  /**\n   * Emits the `touchmove` or `mousemove` events that are dispatched\n   * while the user is dragging a drag item instance.\n   */\n  readonly pointerMove: Subject<TouchEvent | MouseEvent> = new Subject<TouchEvent | MouseEvent>();\n\n  /**\n   * Emits the `touchend` or `mouseup` events that are dispatched\n   * while the user is dragging a drag item instance.\n   */\n  readonly pointerUp: Subject<TouchEvent | MouseEvent> = new Subject<TouchEvent | MouseEvent>();\n\n  /** Emits when the viewport has been scrolled while the user is dragging an item. */\n  readonly scroll: Subject<Event> = new Subject<Event>();\n\n  constructor(\n    private _ngZone: NgZone,\n    @Inject(DOCUMENT) _document: any) {\n    this._document = _document;\n  }\n\n  /** Adds a drop container to the registry. */\n  registerDropContainer(drop: C) {\n    if (!this._dropInstances.has(drop)) {\n      this._dropInstances.add(drop);\n    }\n  }\n\n  /** Adds a drag item instance to the registry. */\n  registerDragItem(drag: I) {\n    this._dragInstances.add(drag);\n\n    // The `touchmove` event gets bound once, ahead of time, because WebKit\n    // won't preventDefault on a dynamically-added `touchmove` listener.\n    // See https://bugs.webkit.org/show_bug.cgi?id=184250.\n    if (this._dragInstances.size === 1) {\n      this._ngZone.runOutsideAngular(() => {\n        // The event handler has to be explicitly active,\n        // because newer browsers make it passive by default.\n        this._document.addEventListener('touchmove', this._preventDefaultWhileDragging,\n            activeCapturingEventOptions);\n      });\n    }\n  }\n\n  /** Removes a drop container from the registry. */\n  removeDropContainer(drop: C) {\n    this._dropInstances.delete(drop);\n  }\n\n  /** Removes a drag item instance from the registry. */\n  removeDragItem(drag: I) {\n    this._dragInstances.delete(drag);\n    this.stopDragging(drag);\n\n    if (this._dragInstances.size === 0) {\n      this._document.removeEventListener('touchmove', this._preventDefaultWhileDragging,\n          activeCapturingEventOptions);\n    }\n  }\n\n  /**\n   * Starts the dragging sequence for a drag instance.\n   * @param drag Drag instance which is being dragged.\n   * @param event Event that initiated the dragging.\n   */\n  startDragging(drag: I, event: TouchEvent | MouseEvent) {\n    // Do not process the same drag twice to avoid memory leaks and redundant listeners\n    if (this._activeDragInstances.has(drag)) {\n      return;\n    }\n\n    this._activeDragInstances.add(drag);\n\n    if (this._activeDragInstances.size === 1) {\n      const isTouchEvent = event.type.startsWith('touch');\n      const moveEvent = isTouchEvent ? 'touchmove' : 'mousemove';\n      const upEvent = isTouchEvent ? 'touchend' : 'mouseup';\n\n      // We explicitly bind __active__ listeners here, because newer browsers will default to\n      // passive ones for `mousemove` and `touchmove`. The events need to be active, because we\n      // use `preventDefault` to prevent the page from scrolling while the user is dragging.\n      this._globalListeners\n        .set(moveEvent, {\n          handler: (e: Event) => this.pointerMove.next(e as TouchEvent | MouseEvent),\n          options: activeCapturingEventOptions\n        })\n        .set(upEvent, {\n          handler: (e: Event) => this.pointerUp.next(e as TouchEvent | MouseEvent),\n          options: true\n        })\n        .set('scroll', {\n          handler: (e: Event) => this.scroll.next(e),\n          // Use capturing so that we pick up scroll changes in any scrollable nodes that aren't\n          // the document. See https://github.com/angular/components/issues/17144.\n          options: true\n        })\n        // Preventing the default action on `mousemove` isn't enough to disable text selection\n        // on Safari so we need to prevent the selection event as well. Alternatively this can\n        // be done by setting `user-select: none` on the `body`, however it has causes a style\n        // recalculation which can be expensive on pages with a lot of elements.\n        .set('selectstart', {\n          handler: this._preventDefaultWhileDragging,\n          options: activeCapturingEventOptions\n        });\n\n      this._ngZone.runOutsideAngular(() => {\n        this._globalListeners.forEach((config, name) => {\n          this._document.addEventListener(name, config.handler, config.options);\n        });\n      });\n    }\n  }\n\n  /** Stops dragging a drag item instance. */\n  stopDragging(drag: I) {\n    this._activeDragInstances.delete(drag);\n\n    if (this._activeDragInstances.size === 0) {\n      this._clearGlobalListeners();\n    }\n  }\n\n  /** Gets whether a drag item instance is currently being dragged. */\n  isDragging(drag: I) {\n    return this._activeDragInstances.has(drag);\n  }\n\n  ngOnDestroy() {\n    this._dragInstances.forEach(instance => this.removeDragItem(instance));\n    this._dropInstances.forEach(instance => this.removeDropContainer(instance));\n    this._clearGlobalListeners();\n    this.pointerMove.complete();\n    this.pointerUp.complete();\n  }\n\n  /**\n   * Event listener that will prevent the default browser action while the user is dragging.\n   * @param event Event whose default action should be prevented.\n   */\n  private _preventDefaultWhileDragging = (event: Event) => {\n    if (this._activeDragInstances.size) {\n      event.preventDefault();\n    }\n  }\n\n  /** Clears out the global event listeners from the `document`. */\n  private _clearGlobalListeners() {\n    this._globalListeners.forEach((config, name) => {\n      this._document.removeEventListener(name, config.handler, config.options);\n    });\n\n    this._globalListeners.clear();\n  }\n}\n"]}