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在不可见父Fragment中进行pop()单例的子Fragment的操作,这个单例Fragment这个没有消失,还存在栈内 #791

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zyh326162646 opened this issue Mar 5, 2018 · 2 comments

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@zyh326162646
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  • Library version:1.2.6
  • Support-v4 version:27.0.2
    在demo_zhihu中,如果在不可见的父Fragment中去移除他的单例子Fragment,那么这个子Fragment并没有被移除,再次去启动这个Fragment的时候就无法再启动了。具体修改的代码为:
  1. ContentFragment第69行,启动SINGLETAST子Fragment
    mBtnNext.setOnClickListener(new View.OnClickListener() {
    @OverRide
    public void onClick(View v) {
    // 和MsgFragment同级别的跳转 交给MsgFragment处理
    if (getParentFragment() instanceof ShopFragment) {
    ((ShopFragment) getParentFragment()).start(CycleFragment.newInstance(1), SINGLETASK);
    }
    }
    });
  2. MainActivity第77行
    @OverRide
    public void onTabSelected(int position, int prePosition) {
    showHideFragment(mFragments[position], mFragments[prePosition]);
    if (position != 2) {
    onTabReselected(2); // 模拟在不可见Fragment移除子Fragment
    }
    }
    修改完成后进入zhihu demo,点击第三个Tab,点击启动CyclerFragment,然后点击第二个Tab,再点击第三个Tab,再次点击启动CyclerFragment,这时就无法启动这个子Fragment了
@YoKeyword
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YoKeyword commented Mar 6, 2018

官方Fragment在带动画的情况下, 不可见状态出栈,会存在出栈不完全的情况, 已兼容解决,稍后发布新版

@YoKeyword YoKeyword mentioned this issue Mar 7, 2018
@YoKeyword
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YoKeyword commented Mar 7, 2018

v1.3.1

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