TreeView
allprojects {
repositories {
...
maven { url 'https://www.jitpack.io' }
}
}
dependencies {
implementation 'com.github.sinothk:TreeView:1.19.0925'
}
public class ListViewActivity extends AppCompatActivity {
int num = 0;
private TreeListViewAdapter mAdapter;
protected List<Node> mDatas = new ArrayList<>();
private void initDatas() {
// id , pid , label , 其他属性
mDatas.add(new Node<>("1", "-1", "商务部"));
mDatas.add(new Node<>(12 + "", 1 + "", "赵某"));
mDatas.add(new Node<>(13 + "", 1 + "", "谢总"));
mDatas.add(new Node<>(14 + "", 1 + "", "赵偶"));
mDatas.add(new Node<>("2", "-1", "研发部"));
mDatas.add(new Node<>(22 + "", 2 + "", "李某"));
mDatas.add(new Node<>(23 + "", 2 + "", "张明"));
mDatas.add(new Node<>(24 + "", 2 + "", "丸子"));
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_demo);
initDatas();
RecyclerView mRecyTree = (RecyclerView) findViewById(R.id.recyclerview);
mRecyTree.setVisibility(View.GONE);
ListView mTree = (ListView) findViewById(R.id.lv_tree);
//第一个参数 ListView
//第二个参数 上下文
//第三个参数 数据集
//第四个参数 默认展开层级数 0为不展开
//第五个参数 展开的图标
//第六个参数 闭合的图标
mAdapter = new SimpleTreeAdapter(mTree, ListViewActivity.this, mDatas, 1, R.mipmap.tree_ex, R.mipmap.tree_ec);
mTree.setAdapter(mAdapter);
}
/**
* 添加数据
*
* @param v
*/
public void click(View v) {
// List<Node> mlist = new ArrayList<>();
// if (num == 0)
// mlist.add(new Node("22", "0", "我是添加的root节点", new FileNode()));
//
// //添加一个根节点
// mlist.add(new Node("223", "0", "我也是添加的root节点", new FileNode()));
//
// //加在新节点上
// mlist.add(new Node("333" + num, "22", "我是添加的1" + num));
// mlist.add(new Node("44444" + num, "22", "我是添加的2" + num));
// //加到现有数据的父节点上
// mlist.add(new Node("444454" + num, "1", "我是添加的3" + num));
//
// num++;
//
// mAdapter.addData(0, mlist);
}
/**
* 显示选中数据
*/
public void clickShow(View v) {
StringBuilder sb = new StringBuilder();
//获取排序过的nodes
//如果不需要刻意直接用 mDatas既可
final List<Node> allNodes = mAdapter.getAllNodes();
for (int i = 0; i < allNodes.size(); i++) {
if (allNodes.get(i).isChecked()) {
sb.append(allNodes.get(i).getName() + ",");
}
}
String strNodesName = sb.toString();
if (!TextUtils.isEmpty(strNodesName))
Toast.makeText(this, strNodesName.substring(0, strNodesName.length() - 1), Toast.LENGTH_SHORT).show();
}
public void delete(View view) {
if (mAdapter.getAllNodes().size() > 0) {
mAdapter.removeData(mAdapter.getAllNodes().get(mAdapter.getAllNodes().size() - 1));
}
}
}
public class RecyclerViewActivity extends AppCompatActivity {
private TreeRecyclerAdapter mAdapter;
int num = 0;
protected List<Node> mDatas = new ArrayList<>();
private void initDatas() {
// id , pid , label , 其他属性
mDatas.add(new Node<>("1", "-1", "商务部"));
mDatas.add(new Node<>(12 + "", 1 + "", "赵某"));
mDatas.add(new Node<>(13 + "", 1 + "", "谢总"));
mDatas.add(new Node<>(14 + "", 1 + "", "赵偶"));
mDatas.add(new Node<>("2", "-1", "研发部"));
mDatas.add(new Node<>(22 + "", 2 + "", "李某"));
mDatas.add(new Node<>(23 + "", 2 + "", "张明"));
mDatas.add(new Node<>(24 + "", 2 + "", "丸子"));
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_demo);
initDatas();
ListView mListTree = (ListView) findViewById(R.id.lv_tree);
mListTree.setVisibility(View.GONE);
RecyclerView mTree = (RecyclerView) findViewById(R.id.recyclerview);
mTree.setLayoutManager(new LinearLayoutManager(this));
//第一个参数 RecyclerView
//第二个参数 上下文
//第三个参数 数据集
//第四个参数 默认展开层级数 0为不展开
//第五个参数 展开的图标
//第六个参数 闭合的图标
mAdapter = new SimpleTreeRecyclerAdapter(mTree, RecyclerViewActivity.this,
mDatas, 0, R.mipmap.tree_ex, R.mipmap.tree_ec);
mTree.setAdapter(mAdapter);
}
/**
* 添加数据
*
* @param v
*/
public void click(View v) {
List<Node> mlist = new ArrayList<>();
if (num == 0)
mlist.add(new Node("22", "0", "我是添加的root", new FileNode()));
//添加一个根节点
mlist.add(new Node("223", "0", "我也是添加的root节点", new FileNode()));
//加在新节点上
mlist.add(new Node("333" + num, "22", "我是添加的1" + num));
mlist.add(new Node("44444" + num, "22", "我是添加的2" + num));
//加到现有数据的父节点上
mlist.add(new Node("444454" + num, "1", "我是添加的3" + num));
num++;
mAdapter.addData(0, mlist);
}
/**
* 显示选中数据
*/
public void clickShow(View v) {
StringBuilder sb = new StringBuilder();
final List<Node> allNodes = mAdapter.getAllNodes();
for (int i = 0; i < allNodes.size(); i++) {
if (allNodes.get(i).isChecked()) {
sb.append(allNodes.get(i).getName() + ",");
}
}
String strNodesName = sb.toString();
if (!TextUtils.isEmpty(strNodesName))
Toast.makeText(this, strNodesName.substring(0, strNodesName.length() - 1), Toast.LENGTH_SHORT).show();
}
public void delete(View view) {
if (mAdapter.getAllNodes().size() > 0) {
mAdapter.removeData(mAdapter.getAllNodes().get(mAdapter.getAllNodes().size() - 1));
}
}
}
