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/* <copyright>
This file contains proprietary software owned by Motorola Mobility, Inc.<br/>
No rights, expressed or implied, whatsoever to this software are provided by Motorola Mobility, Inc. hereunder.<br/>
(c) Copyright 2011 Motorola Mobility, Inc. All Rights Reserved.
</copyright> */
var Montage = require("montage/core/core").Montage;
var Composer = require("montage/ui/composer/composer").Composer;
exports.DragDropComposer = Montage.create(Composer, {
draggable: {
value: true
},
droppable: {
value: true
},
identifier: {
value: "generic"
},
_dragover: {
value: false
},
load: {
value: function() {
//TODO: to make this work even better check to see if this is a component or not
//right now it does not support data-montage id's
this.element.element.addEventListener("mouseover", this, true);
this.element.element.addEventListener("mouseout", this, true);
this.component.element.addEventListener("dragenter", this, true);
this.component.element.addEventListener("dragleave", this, true);
this.component.element.addEventListener("dragend", this, true);
this.component.element.addEventListener("drop", this, true);
this.component.element.addEventListener("dragover", this, true);
this.component.element.addEventListener("dragstart", this, true);
}
},
unload: {
value: function() {
this.element.element.removeEventListener("mouseover", this, true);
this.element.element.removeEventListener("mouseout", this, true);
this.component.element.removeEventListener("dragenter", this, true);
this.component.element.removeEventListener("dragleave", this, true);
this.component.element.removeEventListener("dragend", this, true);
this.component.element.removeEventListener("drop", this, true);
this.component.element.removeEventListener("dragover", this, true);
this.component.element.removeEventListener("dragstart", this, true);
}
},
captureMouseover: {
value: function(e) {
if(this.draggable) {
this.component.element.draggable = true;
}
}
},
captureMouseout: {
value: function(e) {
this.component.element.draggable = false;
}
},
/* ------ Drag Drop Events ------- */
// This Function will determine what is being moved
captureDragstart: {
value:function(e) {
e.dataTransfer.effectAllowed = 'move';
e.dataTransfer.setData('Text', this.identifier);
this.component.element.classList.add("dragging");
this.component.application.ninja.componentBeingDragged = this.component;
}
},
captureDragenter: {
value: function(e) {
}
},
captureDragover: {
value:function(e) {
e.preventDefault();
e.stopImmediatePropagation();
if (!this._dragover) {
this._dragover = true;
if (this.component.application.ninja.componentBeingDragged) {
this.component.element.classList.add("dragOver");
}
}
}
},
captureDragleave: {
value: function(e) {
if (this._dragover) {
this._dragover = false;
this.component.element.classList.remove("dragOver");
}
}
},
captureDrop: {
value:function(e) {
e.stopPropagation(); // Stops some browsers from redirecting.
e.preventDefault();
if (this._dragover) {
this._dragover = false;
this.component.element.classList.remove("dragOver");
if (this.identifier === e.dataTransfer.getData("Text")) {
if(this.component.application.ninja.componentBeingDragged !== this.component) {
dropEvent = document.createEvent("CustomEvent");
dropEvent.initCustomEvent("dropped", true, false, null);
dropEvent.draggedComponent = this.component.application.ninja.componentBeingDragged;
dropEvent.droppedComponent = this.component;
this.component.dispatchEvent(dropEvent);
}
}
this.component.application.ninja.componentBeingDragged = null;
}
}
},
captureDragend: {
value:function(e) {
this.component.element.classList.remove("dragging");
}
}
});
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