Laya 滑動切換的ViewStack

@ixenos 2020-10-29 11:08:36

1.檢視viewstack原始碼，發現只是個簡單的visible切換，我們繼承修改一下，實現緩動切換

1/**

2* 使用運動切換的viewstack 
3* @author ixenos 2020-10-14 18:29:224* 
5*/6public
class cviewstack extends
viewstack720
21         override public
function
set selectedindex(value:int):void
else35}
36}3738/**
39* @private
40* @param index 需要設定的物件的索引。
41* @param selected 表示物件的選中狀態。
42*/
43         protected function setselectmotion(index:int, selected:boolean, dirv:int):void
5051
if(!selected)
5455
var outsidex:number = (dirv>0?1:-1) *width;
56var motiontime:number = 500;
5758                 item.visible = true;59
vart:tween;
60if
(selected), motiontime, ease.circout);
63                 }else
, motiontime, ease.circout, new handler(this
, com));66}
6768
_tweenstack.push(t);
6970
function com():void
7374}75
}7677/**78
* items 表層事件清洗 
79*/
80private
function disposeitems():void87}
8889
if(_items && _items.length>0)
95laya.timer.clearall(item);
96tween.clearall(item);97}
98}99}
100101
/**@inheritdoc 
*/102         override public
function destroy(destroychild:boolean = true):void

2.業務偽**

viewstack業務

1

private
function addevent():void26
}78private
function onviewstackdown(e:event = null):void913
14private
function onviewstackup(laststagex:number, e:event = null):void
1526}27
else
if(dirv < -20)
2833}34
}3536private
function delevent():void
37

viewstack搭配tab

1             lui.listtab.selectenable = false

;2             lui.listtab.selecthandler = handler.create(this, listtabselect, null, false
);3             lui.listtab.selectedindex = 1;45
private
function listtabselect(index:int):void613
14//
切換頁面
15var dat:* =lui.listtab.getitem(index);
16             lui.viewstack.selectedindex =index;
17         }

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