ng2-dnd
Version:
Angular 2 Drag-and-Drop without dependencies
101 lines • 12.7 kB
JavaScript
// Copyright (C) 2016-2020 Sergey Akopkokhyants
// This project is licensed under the terms of the MIT license.
// https://github.com/akserg/ng2-dnd
import { __decorate } from "tslib";
import { Directive, Input, Output, EventEmitter } from '@angular/core';
import { AbstractComponent, AbstractHandleComponent } from './abstract.component';
let DraggableComponent = class DraggableComponent extends AbstractComponent {
constructor(elemRef, dragDropService, config, cdr) {
super(elemRef, dragDropService, config, cdr);
/**
* Callback function called when the drag actions happened.
*/
this.onDragStart = new EventEmitter();
this.onDragEnd = new EventEmitter();
/**
* Callback function called when the drag action ends with a valid drop action.
* It is activated after the on-drop-success callback
*/
this.onDragSuccessCallback = new EventEmitter();
this._defaultCursor = this._elem.style.cursor;
this.dragEnabled = true;
}
set draggable(value) {
this.dragEnabled = !!value;
}
set dropzones(value) {
this.dropZones = value;
}
/**
* Drag allowed effect
*/
set effectallowed(value) {
this.effectAllowed = value;
}
/**
* Drag effect cursor
*/
set effectcursor(value) {
this.effectCursor = value;
}
_onDragStartCallback(event) {
this._dragDropService.isDragged = true;
this._dragDropService.dragData = this.dragData;
this._dragDropService.onDragSuccessCallback = this.onDragSuccessCallback;
this._elem.classList.add(this._config.onDragStartClass);
//
this.onDragStart.emit({ dragData: this.dragData, mouseEvent: event });
}
_onDragEndCallback(event) {
this._dragDropService.isDragged = false;
this._dragDropService.dragData = null;
this._dragDropService.onDragSuccessCallback = null;
this._elem.classList.remove(this._config.onDragStartClass);
//
this.onDragEnd.emit({ dragData: this.dragData, mouseEvent: event });
}
};
__decorate([
Input("dragEnabled")
], DraggableComponent.prototype, "draggable", null);
__decorate([
Output()
], DraggableComponent.prototype, "onDragStart", void 0);
__decorate([
Output()
], DraggableComponent.prototype, "onDragEnd", void 0);
__decorate([
Input()
], DraggableComponent.prototype, "dragData", void 0);
__decorate([
Output("onDragSuccess")
], DraggableComponent.prototype, "onDragSuccessCallback", void 0);
__decorate([
Input("dropZones")
], DraggableComponent.prototype, "dropzones", null);
__decorate([
Input("effectAllowed")
], DraggableComponent.prototype, "effectallowed", null);
__decorate([
Input("effectCursor")
], DraggableComponent.prototype, "effectcursor", null);
__decorate([
Input()
], DraggableComponent.prototype, "dragImage", void 0);
__decorate([
Input()
], DraggableComponent.prototype, "cloneItem", void 0);
DraggableComponent = __decorate([
Directive({ selector: '[dnd-draggable]' })
], DraggableComponent);
export { DraggableComponent };
let DraggableHandleComponent = class DraggableHandleComponent extends AbstractHandleComponent {
constructor(elemRef, dragDropService, config, _Component, cdr) {
super(elemRef, dragDropService, config, _Component, cdr);
}
};
DraggableHandleComponent = __decorate([
Directive({ selector: '[dnd-draggable-handle]' })
], DraggableHandleComponent);
export { DraggableHandleComponent };
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It can be any JS object\n     */\n    @Input() dragData: any;\n\n    /**\n     * Callback function called when the drag action ends with a valid drop action.\n     * It is activated after the on-drop-success callback\n     */\n    @Output(\"onDragSuccess\") onDragSuccessCallback: EventEmitter<any> = new EventEmitter<any>();\n\n    @Input(\"dropZones\") set dropzones(value:Array<string>) {\n        this.dropZones = value;\n    }\n\n    /**\n     * Drag allowed effect\n     */\n    @Input(\"effectAllowed\") set effectallowed(value: string) {\n        this.effectAllowed = value;\n    }\n\n    /**\n     * Drag effect cursor\n     */\n    @Input(\"effectCursor\") set effectcursor(value: string) {\n        this.effectCursor = value;\n    }\n\n    /**\n     * Here is the property dragImage you can use:\n     * - The string value as url to the image\n     *   <div class=\"panel panel-default\"\n     *        dnd-draggable [dragEnabled]=\"true\"\n     *        [dragImage]=\"/images/simpler.png\">\n     * ...\n     * - The DragImage value with Image and offset by x and y:\n     *   let myDragImage: DragImage = new DragImage(\"/images/simpler1.png\", 0, 0);\n     * ...\n     *   <div class=\"panel panel-default\"\n     *        dnd-draggable [dragEnabled]=\"true\"\n     *        [dragImage]=\"myDragImage\">\n     * ...\n     * - The custom function to return the value of dragImage programmatically:\n     *   <div class=\"panel panel-default\"\n     *        dnd-draggable [dragEnabled]=\"true\"\n     *        [dragImage]=\"getDragImage(someData)\">\n     * ...\n     *   getDragImage(value:any): string {\n     *     return value ? \"/images/simpler1.png\" : \"/images/simpler2.png\"\n     *   }\n     */\n    @Input() dragImage: string | DragImage | Function;\n\n    \n    @Input() cloneItem: boolean;\n\n    constructor(elemRef: ElementRef, dragDropService: DragDropService, config:DragDropConfig,\n        cdr:ChangeDetectorRef) {\n\n        super(elemRef, dragDropService, config, cdr);\n        this._defaultCursor = this._elem.style.cursor;\n        this.dragEnabled = true;\n    }\n\n    _onDragStartCallback(event: MouseEvent) {\n        this._dragDropService.isDragged = true;\n        this._dragDropService.dragData = this.dragData;\n        this._dragDropService.onDragSuccessCallback = this.onDragSuccessCallback;\n        this._elem.classList.add(this._config.onDragStartClass);\n        //\n        this.onDragStart.emit({dragData: this.dragData, mouseEvent: event});\n    }\n\n    _onDragEndCallback(event: MouseEvent) {\n        this._dragDropService.isDragged = false;\n        this._dragDropService.dragData = null;\n        this._dragDropService.onDragSuccessCallback = null;\n        this._elem.classList.remove(this._config.onDragStartClass);\n        //\n        this.onDragEnd.emit({dragData: this.dragData, mouseEvent: event});\n    }\n}\n\n\n@Directive({ selector: '[dnd-draggable-handle]' })\nexport class DraggableHandleComponent extends AbstractHandleComponent {\n    constructor(elemRef: ElementRef, dragDropService: DragDropService, config:DragDropConfig, _Component: DraggableComponent,\n        cdr:ChangeDetectorRef) {\n\n        super(elemRef, dragDropService, config, _Component, cdr);\n    }\n}\n"]}