Because the use of listView more interested in, so today on their own to try to use a bit. Ado start on the code to explain.
1 I first started listViewActivity in a MainActivity.java in.
package com.example.lisiwei.sildinglayoutview;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.View;
import android.widget.Button;
public class MainActivity extends AppCompatActivity {
public static final String TAG = "lisiwei";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
}
private void init(){
Button lisrtButton = findViewById(R.id.btnListView);
lisrtButton.setOnClickListener(new myclick());
}
class myclick implements View.OnClickListener{
@Override
public void onClick(View v) {
Log.d(TAG,"onclick start");
switch (v.getId()){
case R.id.btnListView: {
startActivity(new Intent(MainActivity.this, ListViewActivity.class));
break;
}
default:
break;
}
}
}
}
2 main code, ListViewActivity.java
package com.example.lisiwei.sildinglayoutview;
import android.content.Context;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.ListView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
public class ListViewActivity extends AppCompatActivity {
ListView mListView = null;
SlidingLayout mSlidingLayout = null;
List<ItemBean> listItemBean = new ArrayList<>();
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_list_view);
init();
}
//数据适配类,主要是重载getView(),ListView中的每一个Item显示都需要Adapter调用一次getView()方法,
//这个方法会传入一个convertView的参数,返回的View就是这个Item显示的View。
class adapter extends BaseAdapter{
List<ItemBean> mList = null;
Context mContext = null;
LayoutInflater mInflater;
adapter(Context context, List<ItemBean> listItemBean){
mList = listItemBean;
mContext = context;
mInflater = LayoutInflater.from(context);
}
@Override
public int getCount() {
return 60;
}
@Override
public Object getItem(int position) {
return null;
}
@Override
public long getItemId(int position) {
return 0;
}
//
// 第一个参数position----------该视图在适配器数据中的位置
// 第二个参数convertView-----旧视图
// 第三个参数parent------------此视图最终会被附加到的父级视图
@Override
public View getView(int position, View convertView, ViewGroup parent) {
ViewHolder viewHolder;
if(convertView == null){
Log.d(MainActivity.TAG,"converView is null");
viewHolder = new ViewHolder();
//加载布局
convertView = mInflater.inflate(R.layout.list_item, null);
// 将布局中的元素对象传给viewHolder来加载设置
viewHolder.textView = (TextView)convertView.findViewById(R.id.tv_title);
viewHolder.imageView = (ImageView)convertView.findViewById(R.id.iv_image);
viewHolder.button = (Button)convertView.findViewById(R.id.tv_content);
//如果是第一次创建convertView,就用conVertView.setTag(Object) set一次,下次就可以直接get了。
convertView.setTag(viewHolder);
} else {
viewHolder = (ViewHolder)convertView.getTag();
}
//position传参进来的,和我们提前add的ItemBean是向对应的
ItemBean bean = mList.get(position);
// 取出提前已经设置好的ItemBeans数据,设置控件的数据
viewHolder.imageView.setImageResource(bean.itemImageResId);
viewHolder.textView.setText(bean.itemTitle);
viewHolder.button.setText(bean.itemContent);
return convertView;
}
}
private void init(){
mSlidingLayout = findViewById(R.id.select_dialog_listview);
mListView = findViewById(R.id.listview);
//下拉到头可以监听一下通知,做你想要做的事
mSlidingLayout.setSlidingListener(new SlidingLayout.SlidingListener() {
@Override
public void onSlidingOffset(View view, float delta) {
Log.d(MainActivity.TAG, "onSlidingOffset" );
}
@Override
public void onSlidingStateChange(View view, int state) {
Log.d(MainActivity.TAG, "onSlidingStateChange");
}
@Override
public void onSlidingChangePointer(View view, int pointerId) {
Log.d(MainActivity.TAG, "onSlidingChangePointer");
}
});
//网List中装载数据
for(int i = 0; i<60;i++){
listItemBean.add(new ItemBean(R.raw.home, "标题:"+i,"内容:"+i));
}
//向ListView中传入数据适配器,
mListView.setAdapter(new adapter(this,listItemBean));
}
//使用ViewHolder来管理item
public class ViewHolder{
public TextView textView;
public ImageView imageView;
public Button button;
}
public class ItemBean {
public int itemImageResId;//图像资源ID
public String itemTitle;//标题
public String itemContent;//内容
public ItemBean(int itemImageResId, String itemTitle, String itemContent) {
this.itemImageResId = itemImageResId;
this.itemTitle = itemTitle;
this.itemContent = itemContent;
}
}
}
3 activity_list_view.xml
<?xml version="1.0" encoding="utf-8"?>
<com.example.lisiwei.sildinglayoutview.SlidingLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:id="@+id/select_dialog_listview"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:sliding_pointer_mode="one"
app:background_view="@layout/view_bg">
<ListView
android:id="@+id/listview"
android:background="#ffffff"
android:layout_width="match_parent"
android:layout_height="match_parent">
</ListView>
</com.example.lisiwei.sildinglayoutview.SlidingLayout>
4 activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<com.example.lisiwei.sildinglayoutview.SlidingLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/slidingLayout"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#FFFFFF">
<ScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#FFFFFF">
<LinearLayout
android:orientation="vertical"
android:layout_width="match_parent"
android:layout_height="match_parent">
<!--<Button-->
<!--android:id="@+id/btnWebView"-->
<!--android:layout_width="match_parent"-->
<!--android:layout_height="wrap_content"-->
<!--android:layout_marginTop="10dp"-->
<!--android:padding="5dp"-->
<!--android:text="WebView-SlidingLayout"/>-->
<Button
android:id="@+id/btnListView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:padding="5dp"
android:text="ListView-SlidingLayout"/>
<!--<Button-->
<!--android:id="@+id/btnRecyclerView"-->
<!--android:layout_width="match_parent"-->
<!--android:layout_height="wrap_content"-->
<!--android:layout_marginTop="10dp"-->
<!--android:padding="5dp"-->
<!--android:text="RecyclerView-SlidingLayout"/>-->
</LinearLayout>
</ScrollView>
</com.example.lisiwei.sildinglayoutview.SlidingLayout>
5. View_bg.xml drop-down listView will see this background
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#8c8c8e">
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textSize="12sp"
android:textColor="#f5f3f3"
android:padding="16dp"
android:text="developed by lisiwei"/>
<TextView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:gravity="center"
android:textSize="14sp"
android:textColor="#f5f3f3"
android:padding="2dp"
android:text="松开精心推荐"/>
</LinearLayout>
The complete code connection: https://download.csdn.net/download/lisiwei1994/10798035