我正在使用mvxrecyclerview,我想在列表中设置所选项目的动画。如何获取对所选项目视图的引用?我应该使用TouchDelegate吗?

最佳答案

您应该能够通过RecyclerAdapter获取视图引用。
实施示例:
创建自定义MvxRecyclerAdapter以处理所需的动画。

public class SelectedAnimatorRecyclerAdapter : MvxRecyclerAdapter
{
    public SelectedAnimatorRecyclerAdapter(IMvxAndroidBindingContext bindingContext)
          : base(bindingContext)
    {
    }

    public override void OnBindViewHolder(RecyclerView.ViewHolder holder, int position)
    {
        base.OnBindViewHolder(holder, position);

        holder.ItemView.Click += (s, e) =>
        {
            SetAnimation(holder.ItemView);
        };
    }

    void SetAnimation(View viewToAnimate)
    {
        ScaleAnimation anim = new ScaleAnimation(0.0f, 1.0f, 0.0f, 1.0f, Dimension.RelativeToSelf, 0.5f, Dimension.RelativeToSelf, 0.5f);
        anim.Duration = 2000;
        viewToAnimate.StartAnimation(anim);
    }
}

MvxRecyclerView中实现适配器
var recyclerView = view.FindViewById<MvxRecyclerView>(Resource.Id.my_recycler_view);
recyclerView.Adapter = new SelectedAnimatorRecyclerAdapter((IMvxAndroidBindingContext)BindingContext);

android - 对MvxRecyclerView中的选定项目进行动画处理-LMLPHP

10-06 03:20
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