Android 如何在viewpager2的膨胀布局之一中添加RecyclerView
我试图在viewpager2的每个布局中创建一个RecyclerViewAndroid 如何在viewpager2的膨胀布局之一中添加RecyclerView,android,android-recyclerview,android-viewpager2,nestedrecyclerview,Android,Android Recyclerview,Android Viewpager2,Nestedrecyclerview,我试图在viewpager2的每个布局中创建一个RecyclerView 对于viewpager2,我使用RecyclerView适配器来膨胀布局 1。主布局 <androidx.viewpager2.widget.ViewPager2 android:id="@+id/id_view_pager" android:layout_width="match_parent" android:layout_height="0dp"
<androidx.viewpager2.widget.ViewPager2
android:id="@+id/id_view_pager"
android:layout_width="match_parent"
android:layout_height="0dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/id_settings_package_tab_layout" />
3。多视图适配器
id_view_pager.adapter = MultiViewAdapter(this, list)
override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): RecyclerView.ViewHolder {
when (viewType) {
R.layout.fragment_pkg_set_type -> {
var view: View = layoutInflater.inflate(R.layout.fragment_layout, parent, false)
Log.d("log", "onCreateViewHolder : Layout inflating is called")
return ViewHolder1(view)
}
else -> {
var view: View =
layoutInflater.inflate(R.layout.fragment_layout_others, parent, false)
return ViewHolder2(view)
}
}
}
4。片段_布局
<androidx.recyclerview.widget.RecyclerView
android:id="@+id/id_pkg_set_type_list_rv"
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:listitem="@layout/fragment_pkg_type_list_ui"/>
<EditText
android:id="@+id/id_pkg_type_value"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:gravity="center_horizontal"
android:hint="Add Type"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/id_pkg_type_add"
app:layout_constraintStart_toStartOf="parent" />
override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
var myDataset = arrayOf("one", "two", "three", "four", "five")
var viewManager = LinearLayoutManager(context)
var viewAdapter = PackageTypeAdapter(context, myDataset)
viewManager.orientation = LinearLayoutManager.VERTICAL
id_pkg_set_type_list_rv.setHasFixedSize(true)
id_pkg_set_type_list_rv.layoutManager = viewManager
id_pkg_set_type_list_rv.adapter = viewAdapter
viewAdapter.notifyDataSetChanged()
}
class PackageTypeAdapter(context: Context?, data: Array<String>) :
RecyclerView.Adapter<PackageTypeAdapter.MyViewHolder>() {
var mData: Array<String>
override fun onCreateViewHolder(
parent: ViewGroup,
viewType: Int
): PackageTypeAdapter.MyViewHolder {
var layoutInflater = LayoutInflater.from(parent.context)
var view = layoutInflater.inflate(R.layout.fragment_pkg_type_list_ui, parent, false)
return MyViewHolder(view)
}
override fun getItemCount(): Int {
return mData.size
}
override fun onBindViewHolder(holder: PackageTypeAdapter.MyViewHolder, position: Int) {
holder.text_value.text = mData[position]
}
inner class MyViewHolder(itemView: View) : RecyclerView.ViewHolder(itemView) {
var text_value: TextView
init {
text_value = itemView.findViewById(R.id.id_text_value)
}
}
init {
mData = data
}
}
- 不幸的是,它没有读取此文件
- 所以,我没有收到RecyclerView列表
如何将嵌套的RecyclerView加载到Viewpager2,该视图使用RecyclerView将布局膨胀到Viewpager2?我认为您很困惑。这就是为什么要创建
LayoutFragment.kt
您必须删除该文件并添加
is ViewHolder1 -> {
var myDataset = arrayOf("one", "two", "three", "four", "five")
var viewManager = LinearLayoutManager(ctx)
var viewAdapter = PkgSetTypeFragment.PackageTypeAdapter(ctx, myDataset)
viewManager.orientation = LinearLayoutManager.VERTICAL
holder.id_pkg_set_type_list_rv.setHasFixedSize(true)
holder.id_pkg_set_type_list_rv.layoutManager = viewManager
holder.id_pkg_set_type_list_rv.adapter = viewAdapter
viewAdapter.notifyDataSetChanged()
holder.imageButton.setOnClickListener(View.OnClickListener {
})
}
is ViewHolder2 -> holder.myTextView.text = mData[position]
查看绑定持有者文件的内部