Android开发实现仿QQ消息SwipeMenuListView滑动删除置顶功能【附源码下载】

compile 'com.baoyz.swipemenulistview:library:1.3.0'

package com.example.administrator.myapplication;
import android.content.Context;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.widget.ArrayAdapter;
import android.widget.Toast;
import com.baoyz.swipemenulistview.SwipeMenu;
import com.baoyz.swipemenulistview.SwipeMenuCreator;
import com.baoyz.swipemenulistview.SwipeMenuItem;
import com.baoyz.swipemenulistview.SwipeMenuListView;
public class MainActivity extends AppCompatActivity {
  private Context context;
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    cOntext= this;
    /**
     * 创建SwipeMenuCreator
     */
    SwipeMenuCreator creator = new SwipeMenuCreator() {
      @Override
      public void create(SwipeMenu menu) {
        SwipeMenuItem openItem = new SwipeMenuItem(context);
        openItem.setBackground(new ColorDrawable(Color.BLACK));
        openItem.setWidth(dp2px(90));
        openItem.setTitle("置顶");
        openItem.setTitleSize(20);
        openItem.setTitleColor(Color.WHITE);
        menu.addMenuItem(openItem);
        SwipeMenuItem deleteItem = new SwipeMenuItem(context);
        deleteItem.setBackground(new ColorDrawable(Color.RED));
        deleteItem.setWidth(dp2px(90));
        deleteItem.setTitle("删除");
        deleteItem.setTitleSize(20);
        deleteItem.setTitleColor(Color.WHITE);
        menu.addMenuItem(deleteItem);
//        //可以加入图片
//        SwipeMenuItem deleteItem1 = new SwipeMenuItem(context);
//        deleteItem1.setBackground(new ColorDrawable(Color.LTGRAY));
//        deleteItem1.setWidth(dp2px(90));
//        deleteItem1.setIcon(android.R.drawable.ic_delete);
//        menu.addMenuItem(deleteItem1);
      }
    };
    /**
     * 实例化
     */
    SwipeMenuListView listView = (SwipeMenuListView) findViewById(R.id.listView);
    listView.setMenuCreator(creator);
    /**
     * 监听事件
     */
    listView.setOnMenuItemClickListener(new SwipeMenuListView.OnMenuItemClickListener() {
      @Override
      public boolean onMenuItemClick(int position, SwipeMenu menu, int index) {
        //index的值就是在SwipeMenu依次添加SwipeMenuItem顺序值，类似数组的下标。
        //从0开始，依次是：0、1、2、3...
        switch (index) {
          case 0:
            Toast.makeText(context, "置顶:" + position, Toast.LENGTH_SHORT).show();
            break;
          case 1:
            Toast.makeText(context, "删除:" + position, Toast.LENGTH_SHORT).show();
            break;
        }
        // false : 当用户触发其他地方的屏幕时候，自动收起菜单。
        // true : 不改变已经打开菜单的样式，保持原样不收起。
        return false;
      }
    });
    // 监测用户在ListView的SwipeMenu侧滑事件。
    listView.setOnSwipeListener(new SwipeMenuListView.OnSwipeListener() {
      @Override
      public void onSwipeStart(int pos) {
        Log.d("位置:" + pos, "开始侧滑...");
      }
      @Override
      public void onSwipeEnd(int pos) {
        Log.d("位置:" + pos, "侧滑结束.");
      }
    });
    /**
     * 添加一点死数据
     */
    String[] data = new String[15];
    for (int i = 0; i  adapter = new ArrayAdapter(this, android.R.layout.simple_list_item_1, data);
    listView.setAdapter(adapter);
  }
  public int dp2px(float dipValue) {
    final float scale = this.getResources().getDisplayMetrics().density;
    return (int) (dipValue * scale + 0.5f);
  }
}