79 lines
2.1 KiB
JavaScript
79 lines
2.1 KiB
JavaScript
define("dijit/form/_ListMouseMixin", [
|
|
"dojo/_base/declare", // declare
|
|
"dojo/mouse",
|
|
"dojo/on",
|
|
"dojo/touch",
|
|
"./_ListBase"
|
|
], function(declare, mouse, on, touch, _ListBase){
|
|
|
|
// module:
|
|
// dijit/form/_ListMouseMixin
|
|
|
|
return declare( "dijit.form._ListMouseMixin", _ListBase, {
|
|
// summary:
|
|
// a Mixin to handle mouse or touch events for a focus-less menu
|
|
// Abstract methods that must be defined externally:
|
|
//
|
|
// - onClick: item was chosen (mousedown somewhere on the menu and mouseup somewhere on the menu)
|
|
// tags:
|
|
// private
|
|
|
|
postCreate: function(){
|
|
this.inherited(arguments);
|
|
|
|
this.own(on(this.domNode, touch.press, function(evt){ evt.preventDefault(); })); // prevent focus shift on list scrollbar press
|
|
|
|
this._listConnect(touch.press, "_onMouseDown");
|
|
this._listConnect(touch.release, "_onMouseUp");
|
|
this._listConnect(mouse.enter, "_onMouseOver");
|
|
this._listConnect(mouse.leave, "_onMouseOut");
|
|
},
|
|
|
|
_onMouseDown: function(/*Event*/ evt, /*DomNode*/ target){
|
|
if(this._hoveredNode){
|
|
this.onUnhover(this._hoveredNode);
|
|
this._hoveredNode = null;
|
|
}
|
|
this._isDragging = true;
|
|
this._setSelectedAttr(target);
|
|
},
|
|
|
|
_onMouseUp: function(/*Event*/ evt, /*DomNode*/ target){
|
|
this._isDragging = false;
|
|
var selectedNode = this.selected;
|
|
var hoveredNode = this._hoveredNode;
|
|
if(selectedNode && target == selectedNode){
|
|
this.onClick(selectedNode);
|
|
}else if(hoveredNode && target == hoveredNode){ // drag to select
|
|
this._setSelectedAttr(hoveredNode);
|
|
this.onClick(hoveredNode);
|
|
}
|
|
},
|
|
|
|
_onMouseOut: function(/*Event*/ evt, /*DomNode*/ target){
|
|
if(this._hoveredNode){
|
|
this.onUnhover(this._hoveredNode);
|
|
this._hoveredNode = null;
|
|
}
|
|
if(this._isDragging){
|
|
this._cancelDrag = (new Date()).getTime() + 1000; // cancel in 1 second if no _onMouseOver fires
|
|
}
|
|
},
|
|
|
|
_onMouseOver: function(/*Event*/ evt, /*DomNode*/ target){
|
|
if(this._cancelDrag){
|
|
var time = (new Date()).getTime();
|
|
if(time > this._cancelDrag){
|
|
this._isDragging = false;
|
|
}
|
|
this._cancelDrag = null;
|
|
}
|
|
this._hoveredNode = target;
|
|
this.onHover(target);
|
|
if(this._isDragging){
|
|
this._setSelectedAttr(target);
|
|
}
|
|
}
|
|
});
|
|
|
|
});
|