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Actionscript 3 AS3:拖动以在TileList中选择多个平铺_Actionscript 3_Tilelist - Fatal编程技术网

Actionscript 3 AS3:拖动以在TileList中选择多个平铺

Actionscript 3 AS3:拖动以在TileList中选择多个平铺,actionscript-3,tilelist,Actionscript 3,Tilelist,我和我的两个同学正在做一个项目,我们希望能够将光标拖动到瓷砖列表上以选择多个瓷砖。我们真的找不到任何函数来实现这一点,有没有可能通过某种方式实现呢 致意 谢谢这会让你对你想要完成的事情有一个想法: tileList = new TileList(); tileList.allowMultipleSelection = true; tileList.addEventListener(MouseEvent.MOUSE_DOWN, startSelecting); tileList.addEventL

我和我的两个同学正在做一个项目,我们希望能够将光标拖动到瓷砖列表上以选择多个瓷砖。我们真的找不到任何函数来实现这一点,有没有可能通过某种方式实现呢

致意


谢谢

这会让你对你想要完成的事情有一个想法:

tileList = new TileList();
tileList.allowMultipleSelection = true;
tileList.addEventListener(MouseEvent.MOUSE_DOWN, startSelecting);
tileList.addEventListener(MouseEvent.MOUSE_UP, stopSelecting);

function startSelecting(e:MouseEvent):void 
{
    tileList.addEventListener(MouseEvent.MOUSE_MOVE, onMouseMove);
    if (CellRenderer(e.target))
    {
        CellRenderer(e.target).selected = true;
    }
}

function onMouseMove(e:MouseEvent):void 
{
    if (CellRenderer(e.target))
    {
        CellRenderer(e.target).selected = true;
    }
}

function stopSelecting(e:MouseEvent):void 
{
    tileList.removeEventListener(MouseEvent.MOUSE_MOVE, onMouseMove);
}

您肯定想定制它以满足您的需要,但它基本上会向平铺列表中添加一些鼠标事件侦听器,并选择在按下鼠标按钮时滚动的任何平铺。

Perfecto,这正是我需要的。