• DrawerLayout



    1. main layout:

    <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        tools:context=".MainActivity">
    
        <android.support.v4.widget.DrawerLayout
            android:id="@+id/drawer_layout"
            android:layout_width="match_parent"
            android:layout_height="match_parent">
    
            <!-- Main -->
            <FrameLayout
                android:id="@+id/fl_main"
                android:layout_width="match_parent"
                android:layout_height="match_parent">
    
                <Button
                    android:id="@+id/btn_open"
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:text="Open" />
    
            </FrameLayout>
    
            <!-- Drawer -->
    
            <ListView
                android:id="@+id/lv_drawer"
                android:background="#EEEEEE"
                android:layout_width="240dp"
                android:layout_height="match_parent"
                android:layout_gravity="start" />
    
        </android.support.v4.widget.DrawerLayout>
    
    </RelativeLayout>
    


    2. list item layout

    <?

    xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:padding="10dp" android:layout_width="match_parent" android:layout_height="match_parent"> <TextView android:id="@+id/tv_drawer_list_item" android:textSize="20sp" android:layout_width="wrap_content" android:layout_height="wrap_content" /> </RelativeLayout>



    3. java code:

    package com.torv.lijian.drawerdemo;
    
    import android.app.Activity;
    import android.os.Bundle;
    import android.support.v4.widget.DrawerLayout;
    import android.view.Gravity;
    import android.view.LayoutInflater;
    import android.view.View;
    import android.view.ViewGroup;
    import android.widget.BaseAdapter;
    import android.widget.Button;
    import android.widget.ListView;
    import android.widget.TextView;
    
    import java.util.ArrayList;
    import java.util.List;
    
    
    public class MainActivity extends Activity {
    
        private DrawerLayout mDrawerLayout = null;
    
        private Button mBtnOpen;
    
        private ListView mLvDrawer;
        List<String> mListData;
    
        LayoutInflater inflater = null;
    
        @Override
        protected void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
    
            inflater = LayoutInflater.from(MainActivity.this);
    
            mDrawerLayout = (DrawerLayout) findViewById(R.id.drawer_layout);
    
            mBtnOpen = (Button) findViewById(R.id.btn_open);
            mBtnOpen.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    mDrawerLayout.openDrawer(Gravity.LEFT);
                }
            });
    
            mLvDrawer = (ListView)findViewById(R.id.lv_drawer);
    
            mListData = new ArrayList<>();
            mListData.add("This is Item 1");
            mListData.add("This is Item 2");
            mListData.add("This is Item 3");
            mListData.add("This is Item 4");
    
            MyAdapter adapter = new MyAdapter();
            mLvDrawer.setAdapter(adapter);
        }
    
        class MyAdapter extends BaseAdapter {
    
            @Override
            public int getCount() {
                return mListData.size();
            }
    
            @Override
            public Object getItem(int position) {
                return null;
            }
    
            @Override
            public long getItemId(int position) {
                return 0;
            }
    
            @Override
            public View getView(int position, View convertView, ViewGroup parent) {
                TextView tv = null;
                if(null == convertView){
                    convertView = inflater.inflate(R.layout.drawer_list_item, null);
                    tv = (TextView)convertView.findViewById(R.id.tv_drawer_list_item);
                }else{
                    tv = (TextView)convertView.findViewById(R.id.tv_drawer_list_item);
                }
    
                tv.setText(mListData.get(position));
                return convertView;
            }
        }
    
    }
    


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  • 原文地址:https://www.cnblogs.com/yangykaifa/p/6752184.html
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