我有一个RecyclerView
。它有一个自定义布局,里面还有另一个RecyclerView
。当我通知主要的RecyclerView
删除了一个项目时,我的主要RecyclerView
得到了更新,但我的自定义视图中的RecyclerView
没有被通知。
SwipeDismissRecyclerViewTouchListener listener = new SwipeDismissRecyclerViewTouchListener.Builder(
recyclerView,
new SwipeDismissRecyclerViewTouchListener.DismissCallbacks() {
@Override
public boolean canDismiss(int position) {
return true;
}
@Override
public void onDismiss(View view) {
// Do what you want when dismiss
int id = recyclerView.getChildAdapterPosition(view);
databaseHelper.deleteSingleItem(cartAdapter.cartItemName.get(id));
Log.e(TAG, "onDismiss: " + subdata.get(id) + " " + data.get(id));
subdataprice.remove(id);
subdata.remove(id);
addonlist.remove(id);
price.remove(id);
data.remove(id);
cartAdapter.notifyItemRemoved(id);
Log.e(TAG, data.size() + " onDismiss: size " + subdata.size());
totalPriceTextView.setText(String.valueOf(getTotal()));
cartAdapter.updateRecycler();
}
})
.setIsVertical(false)
.setItemClickCallback(new SwipeDismissRecyclerViewTouchListener.OnItemClickCallBack() {
@Override
public void onClick(int i) {
// Toast.makeText(getBaseContext(), String.format("Delete item"), Toast.LENGTH_LONG).show();
}
})
.create();
recyclerView.setOnTouchListener(listener);
这是
RecyclerView
滑动删除的代码。在我的购物车适配器中,我采用了另一个适配器的回收视图。你有什么想法如何通知适配器当从回收视图中移除任何数据时?
我的onBindViewHolder Class
@Override
public void onBindViewHolder(CustomViewHolder holder, int position) {
try {
holder.itemName.setText(String.format("%s", cartItemName.get(position)));
holder.itemPrice.setText(String.format("£ %s", cartItemPrice.get(position)));
AddonRecycleviewAdapter recycleViewAdapter = new AddonRecycleviewAdapter(context, listsubdata.get(position), listsubprice.get(position), listsubAddon.get(position));
holder.addon_recycleview.setHasFixedSize(true);
holder.addon_recycleview.setLayoutManager(new LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false));
holder.addon_recycleview.setAdapter(recycleViewAdapter);
} catch (Exception e) {
e.printStackTrace();
}
}
父 Recycleview
<android.support.v7.widget.RecyclerView
android:id="@+id/cartRecyclerView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginBottom="2dp"
android:clipToPadding="false"
android:padding="@dimen/item_gallery_padding"
app:layout_behavior="@string/appbar_scrolling_view_behavior" />
Child recycleview
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal">
<ImageButton
android:visibility="invisible"
android:id="@+id/btnremove"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_margin="@dimen/standard_padding_small"
android:background="@null"
android:src="@drawable/ic_action_action_search"
android:text="Remove" />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="@dimen/standard_padding_small"
android:gravity="center_vertical"
android:padding="8dp"
android:text="+" />
<TextView
android:id="@+id/addonNameTextView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="@dimen/standard_padding_small"
android:layout_weight="1"
android:ellipsize="end"
android:gravity="center_vertical"
android:maxLines="1"
android:padding="8dp"
android:text="9 inch Pizza"
android:textAppearance="?android:attr/textAppearanceSmall"
android:textColor="@color/secondary_text" />
<TextView
android:id="@+id/addOnPriceTextView"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_margin="@dimen/standard_padding_small"
android:gravity="center_vertical"
android:maxLines="1"
android:text="£3.15"
android:padding="8dp"
android:textAppearance="?android:attr/textAppearanceSmall"
android:textColor="@color/primary_text" />
</LinearLayout>
setHasFixedSize(true)
,移除它并检查。 - Burhanuddin Rashid