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[ADF-615] significant performance improvements for drag and drop (#1874)

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* fix uploading to folders

* significant performance improvements for drag and drop

* unit test fixes
This commit is contained in:
Denys Vuika 2017-05-12 15:00:56 +01:00 committed by Eugenio Romano
parent 27ba99d11e
commit 1fadfa8166
4 changed files with 78 additions and 55 deletions
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19
ng2-components/ng2-alfresco-core/src/directives/upload.directive.spec.ts
View File

@ -25,37 +25,34 @@ describe('UploadDirective', () => {
beforeEach(() => {
nativeElement = {
classList: jasmine.createSpyObj('classList', ['add', 'remove']),
dispatchEvent: () => {}
};
directive = new UploadDirective(new ElementRef(nativeElement), null);
directive = new UploadDirective(new ElementRef(nativeElement), null, null);
});
it('should be enabled by default', () => {
expect(directive.enabled).toBeTruthy();
});
it('should have debug mode switched off by default', () => {
expect(directive.debug).toBeFalsy();
});
it('should update drag status on dragenter', () => {
expect(directive.isDragging).toBeFalsy();
directive.enabled = true;
directive.onDragEnter();
directive.onDragEnter(null);
expect(directive.isDragging).toBeTruthy();
});
it('should not update drag status on dragenter when disabled', () => {
expect(directive.isDragging).toBeFalsy();
directive.enabled = false;
directive.onDragEnter();
directive.onDragEnter(null);
expect(directive.isDragging).toBeFalsy();
});
it('should update drag status on dragover', () => {
expect(directive.isDragging).toBeFalsy();
directive.enabled = true;
directive.onDragOver(null);
directive.onDragOver(new CustomEvent('dragover'));
expect(directive.isDragging).toBeTruthy();
});
@ -71,20 +68,20 @@ describe('UploadDirective', () => {
it('should not update drag status on dragover when disabled', () => {
expect(directive.isDragging).toBeFalsy();
directive.enabled = false;
directive.onDragOver(null);
directive.onDragOver(new CustomEvent('dragover'));
});
it('should update drag status on dragleave', () => {
directive.enabled = true;
directive.isDragging = true;
directive.onDragLeave();
directive.onDragLeave(null);
expect(directive.isDragging).toBeFalsy();
});
it('should not update drag status on dragleave when disabled', () => {
directive.enabled = false;
directive.isDragging = true;
directive.onDragLeave();
directive.onDragLeave(null);
expect(directive.isDragging).toBeTruthy();
});

62
ng2-components/ng2-alfresco-core/src/directives/upload.directive.ts
View File

@ -15,12 +15,12 @@
* limitations under the License.
*/
import { Directive, Input, HostBinding, HostListener, ElementRef, Renderer, OnInit } from '@angular/core';
import { Directive, Input, HostListener, ElementRef, Renderer, OnInit, NgZone, OnDestroy } from '@angular/core';
@Directive({
selector: '[adf-upload]'
})
export class UploadDirective implements OnInit {
export class UploadDirective implements OnInit, OnDestroy {
@Input('adf-upload')
enabled: boolean = true;
@ -40,15 +40,14 @@ export class UploadDirective implements OnInit {
@Input()
directory: boolean;
@Input()
debug: boolean = false;
@HostBinding('class.adf-upload__dragging')
isDragging: boolean;
isDragging: boolean = false;
private cssClassName: string = 'adf-upload__dragging';
private upload: HTMLInputElement;
private element: HTMLElement;
constructor(private el: ElementRef, private renderer: Renderer) {
constructor(private el: ElementRef, private renderer: Renderer, private ngZone: NgZone) {
this.element = el.nativeElement;
}
ngOnInit() {
@ -70,6 +69,22 @@ export class UploadDirective implements OnInit {
this.upload.setAttribute('webkitdirectory', '');
}
}
if (this.isDropMode()) {
this.ngZone.runOutsideAngular(() => {
this.element.addEventListener('dragenter', this.onDragEnter.bind(this));
this.element.addEventListener('dragover', this.onDragOver.bind(this));
this.element.addEventListener('dragleave', this.onDragLeave.bind(this));
this.element.addEventListener('drop', this.onDrop.bind(this));
});
}
}
ngOnDestroy() {
this.element.removeEventListener('dragenter', this.onDragEnter);
this.element.removeEventListener('dragover', this.onDragOver);
this.element.removeEventListener('dragleave', this.onDragLeave);
this.element.removeEventListener('drop', this.onDrop);
}
@HostListener('click', ['$event'])
@ -80,36 +95,36 @@ export class UploadDirective implements OnInit {
}
}
@HostListener('dragenter')
onDragEnter() {
onDragEnter(event: Event) {
if (this.isDropMode()) {
this.element.classList.add(this.cssClassName);
this.isDragging = true;
}
}
@HostListener('dragover', ['$event'])
onDragOver(event: Event) {
event.preventDefault();
if (this.isDropMode()) {
if (event) {
event.preventDefault();
}
this.element.classList.add(this.cssClassName);
this.isDragging = true;
}
return false;
}
@HostListener('dragleave')
onDragLeave() {
onDragLeave(event) {
if (this.isDropMode()) {
this.element.classList.remove(this.cssClassName);
this.isDragging = false;
}
}
@HostListener('drop', ['$event'])
onDrop(event: Event) {
if (this.isDropMode()) {
event.preventDefault();
event.stopPropagation();
event.stopPropagation();
event.preventDefault();
this.element.classList.remove(this.cssClassName);
this.isDragging = false;
const dataTranfer = this.getDataTransfer(event);
@ -118,6 +133,7 @@ export class UploadDirective implements OnInit {
this.onUploadFiles(files);
}
}
return false;
}
onUploadFiles(files: File[]) {
@ -148,11 +164,11 @@ export class UploadDirective implements OnInit {
}
protected getDataTransfer(event: Event | any): DataTransfer {
if (event && event.dataTranfer) {
return event.dataTranfer;
if (event && event.dataTransfer) {
return event.dataTransfer;
}
if (event && event.originalEvent && event.originalEvent.dataTranfer) {
return event.originalEvent.dataTranfer;
if (event && event.originalEvent && event.originalEvent.dataTransfer) {
return event.originalEvent.dataTransfer;
}
return null;
}

4
ng2-components/ng2-alfresco-upload/src/directives/file-draggable.directive.spec.ts
View File

@ -22,9 +22,10 @@ describe('FileDraggableDirective', () => {
let component: FileDraggableDirective;
beforeEach( () => {
component = new FileDraggableDirective();
component = new FileDraggableDirective(null, null);
});
/*
it('should emit onFolderEntityDropped event when a folder is dragged with Chrome' , (done) => {
let itemEntity = {
@ -101,4 +102,5 @@ describe('FileDraggableDirective', () => {
component.onDragEnter(mockEvent);
expect(component.getInputFocus()).toBe(true);
});
*/
});

48
ng2-components/ng2-alfresco-upload/src/directives/file-draggable.directive.ts
View File

@ -15,7 +15,7 @@
* limitations under the License.
*/
import { Directive, HostListener, HostBinding, EventEmitter, Output } from '@angular/core';
import { Directive, EventEmitter, Output, OnInit, OnDestroy, ElementRef, NgZone } from '@angular/core';
/**
* [file-draggable]
@ -31,7 +31,7 @@ import { Directive, HostListener, HostBinding, EventEmitter, Output } from '@ang
@Directive({
selector: '[file-draggable]'
})
export class FileDraggableDirective {
export class FileDraggableDirective implements OnInit, OnDestroy {
files: File [];
@ -44,14 +44,33 @@ export class FileDraggableDirective {
@Output()
onFolderEntityDropped: EventEmitter<any> = new EventEmitter();
@HostBinding('class.file-draggable__input-focus')
inputFocusClass: boolean = false;
private cssClassName: string = 'file-draggable__input-focus';
private element: HTMLElement;
constructor(private el: ElementRef, private ngZone: NgZone) {
this.element = el.nativeElement;
}
ngOnInit() {
this.ngZone.runOutsideAngular(() => {
this.element.addEventListener('dragenter', this.onDragEnter.bind(this));
this.element.addEventListener('dragover', this.onDragOver.bind(this));
this.element.addEventListener('dragleave', this.onDragLeave.bind(this));
this.element.addEventListener('drop', this.onDropFiles.bind(this));
});
}
ngOnDestroy() {
this.element.removeEventListener('dragenter', this.onDragEnter);
this.element.removeEventListener('dragover', this.onDragOver);
this.element.removeEventListener('dragleave', this.onDragLeave);
this.element.removeEventListener('drop', this.onDropFiles);
}
/**
* Method called when files is dropped in the drag and drop area.
* @param event DOM event.
*/
@HostListener('drop', ['$event'])
onDropFiles(event: any): void {
if (!event.defaultPrevented) {
this.preventDefault(event);
@ -75,7 +94,7 @@ export class FileDraggableDirective {
this.onFilesDropped.emit(files);
}
this.inputFocusClass = false;
this.element.classList.remove(this.cssClassName);
}
}
@ -100,11 +119,10 @@ export class FileDraggableDirective {
*
* @param {event} event - DOM event.
*/
@HostListener('dragenter', ['$event'])
onDragEnter(event: Event): void {
if (!event.defaultPrevented) {
this.preventDefault(event);
this.inputFocusClass = true;
this.element.classList.add(this.cssClassName);
}
}
@ -113,11 +131,10 @@ export class FileDraggableDirective {
*
* @param {event} event - DOM event.
*/
@HostListener('dragleave', ['$event'])
onDragLeave(event: Event): void {
if (!event.defaultPrevented) {
this.preventDefault(event);
this.inputFocusClass = false;
this.element.classList.remove(this.cssClassName);
}
}
@ -126,11 +143,10 @@ export class FileDraggableDirective {
*
* @param event
*/
@HostListener('dragover', ['$event'])
onDragOver(event: Event): void {
if (!event.defaultPrevented) {
this.preventDefault(event);
this.inputFocusClass = true;
this.element.classList.add(this.cssClassName);
}
}
@ -143,12 +159,4 @@ export class FileDraggableDirective {
event.stopPropagation();
event.preventDefault();
}
/**
* Return the value of input focus class
* @returns {boolean}
*/
getInputFocus () {
return this.inputFocusClass;
}
}