我花了很多时间在搜索关于回收多类型视图。我已经使用了使用循环视图的导航抽屉,在那里我使用了两个视图,一个用于标题,一个用于菜单项。现在我需要膨胀两个数组列表,比如第一个是“feature”项,另一个是“normal”项在循环视图.In中。这种情况下,我需要在循环视图中创建两个部分,第一个是“feature”项,在完成特征项之后,需要为normal项创建另一个部分。我怎么才能得到这个呢?有什么想法吗?
发布于 2016-07-22 04:25:14
您可以使用库SectionedRecyclerViewAdapter将数据分组为多个部分。
首先创建一个Section类:
class MySection extends StatelessSection {
String title;
List<String> list;
public MySection(String title, List<String> list) {
// call constructor with layout resources for this Section header, footer and items
super(R.layout.section_header, R.layout.section_item);
this.title = title;
this.list = list;
}
@Override
public int getContentItemsTotal() {
return list.size(); // number of items of this section
}
@Override
public RecyclerView.ViewHolder getItemViewHolder(View view) {
// return a custom instance of ViewHolder for the items of this section
return new MyItemViewHolder(view);
}
@Override
public void onBindItemViewHolder(RecyclerView.ViewHolder holder, int position) {
MyItemViewHolder itemHolder = (MyItemViewHolder) holder;
// bind your view here
itemHolder.tvItem.setText(list.get(position));
}
@Override
public RecyclerView.ViewHolder getHeaderViewHolder(View view) {
return new SimpleHeaderViewHolder(view);
}
@Override
public void onBindHeaderViewHolder(RecyclerView.ViewHolder holder) {
MyHeaderViewHolder headerHolder = (MyHeaderViewHolder) holder;
// bind your header view here
headerHolder.tvItem.setText(title);
}
}
然后使用您的部分设置RecyclerView:
// Create an instance of SectionedRecyclerViewAdapter
SectionedRecyclerViewAdapter sectionAdapter = new SectionedRecyclerViewAdapter();
// Create your sections with the list of data for each year
MySection section1 = new MySection("Feature", firstDataList);
MySection section2 = new MySection("Normal", secondDataList);
// Add your Sections to the adapter
sectionAdapter.addSection(section1);
sectionAdapter.addSection(section2);
// Set up your RecyclerView with the SectionedRecyclerViewAdapter
RecyclerView recyclerView = (RecyclerView) findViewById(R.id.recyclerview);
recyclerView.setLayoutManager(new LinearLayoutManager(getContext()));
recyclerView.setAdapter(sectionAdapter);
https://stackoverflow.com/questions/38511756
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