| define([ |
| "dojo/_base/kernel", |
| "dojo/_base/declare", |
| "dojo/query", |
| "dojo/_base/lang", |
| "dojo/_base/sniff", |
| "dojo/aspect", |
| "dojo/dom-construct", |
| "dojo/dom-class", |
| "dojo/dom-style", |
| "dojo/dom-geometry", |
| "dojo/keys", |
| "../core/_Module" |
| ], function(kernel, declare, query, lang, has, aspect, domConstruct, domClass, domStyle, domGeo, keys, _Module){ |
| kernel.experimental('gridx/modules/Puller'); |
|
|
| return _Module.register( |
| declare(_Module, { |
| name: 'puller', |
|
|
| forced: ['vScroller'], |
| |
|
|
| load: function(){ |
| this.bind(this.arg('node')); |
| this.loaded.callback(); |
| }, |
|
|
| bind: function(node){ |
| var t = this; |
| var g = t.grid; |
| t.unbind(); |
| if(node && node != t.node){ |
| t.node = node; |
| t.innerNode = node.firstChild; |
| g.vScroller.loaded.then(function(){ |
| var scrollable = g.vScroller._scrollable; |
| if(scrollable){ |
| t._height = t.node.clientHeight; |
| t._binds = [ |
| t.aspect(scrollable, 'onTouchStart', function(){ |
| t.node.style.height = t.node.clientHeight + 'px'; |
| domClass.add(t.node, 'gridxPuller'); |
| domClass.add(t.innerNode, 'gridxPullerInner'); |
| t._pos = scrollable.getPos(); |
| t._stage = 1; |
| }), |
| t.aspect(scrollable, 'scrollTo', function(to){ |
| if(typeof to.y == 'number' && t._stage == 1){ |
| var delta = to.y - t._pos.y; |
| var oldh = t.node.clientHeight; |
| var h = oldh + delta; |
| if(h < 0){ |
| h = 0; |
| }else if(h > t._height){ |
| h = t._height; |
| } |
| delta = h - oldh; |
| t._pos = to; |
| t.node.style.height = h + 'px'; |
| g.mainNode.style.height = (g.mainNode.clientHeight - delta) + 'px'; |
| g.vLayout.reLayout(); |
| } |
| }), |
| t.aspect(scrollable, 'onTouchEnd', function(){ |
| if(t.node.clientHeight < t._height / 2){ |
| t._slide(0); |
| }else if(t.node.clientHeight >= t._height / 2){ |
| t._slide(1); |
| }else{ |
| t._stage = 0; |
| } |
| }, t, 'before') |
| ]; |
| } |
| }); |
| } |
| }, |
|
|
| unbind: function(){ |
| var t = this; |
| if(t._binds){ |
| for(var i = 0; i < t._binds.length; ++i){ |
| t._binds[i].remove(); |
| } |
| domClass.remove(t.node, 'gridxPuller'); |
| domClass.remove(t.innerNode, 'gridxPullerInner'); |
| t.node.style.height = ''; |
| t.grid.vLayout.reLayout(); |
| t._binds = t.node = null; |
| } |
| }, |
|
|
| _slide: function(toShow){ |
| var t = this; |
| var g = t.grid; |
| var targetHeight = toShow ? t._height : 0; |
| t._stage = 2; |
| domClass.add(t.node, 'gridxPullerAnim'); |
| domClass.add(g.mainNode, 'gridxPullerAnim'); |
| setTimeout(function(){ |
| var h = t.node.offsetHeight - targetHeight; |
| t.node.style.height = targetHeight + 'px'; |
| g.mainNode.style.height = (g.mainNode.clientHeight + h) + 'px'; |
| setTimeout(function(){ |
| domClass.remove(t.node, 'gridxPullerAnim'); |
| domClass.remove(g.mainNode, 'gridxPullerAnim'); |
| g.vLayout.reLayout(); |
| t._stage = 0; |
| }, 500); |
| }, 10); |
| } |
| })); |
|
|
| }); |
|
|
