<LinearLayout 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"    android:orientation="vertical" >    <Button        android:id="@+id/button1"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="简单提示" />    <Button        android:id="@+id/button2"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:text="带图片提示" /></LinearLayout>

package com.example.toast;import android.app.Activity;import android.graphics.Color;import android.os.Bundle;import android.view.Gravity;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;import android.widget.ImageView;import android.widget.LinearLayout;import android.widget.TextView;import android.widget.Toast;public class MainActivity extends Activity {    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        Button simple=(Button) findViewById(R.id.button1);        simple.setOnClickListener(new OnClickListener(){            @Override            public void onClick(View v) {                Toast toast=Toast.makeText(MainActivity.this,"简单的提示信息", Toast.LENGTH_SHORT);                toast.show();            }                    });        Button bn=(Button) findViewById(R.id.button2);        bn.setOnClickListener(new OnClickListener(){            @Override            public void onClick(View v) {                Toast toast=new Toast(MainActivity.this);                toast.setGravity(Gravity.CENTER, 0,0 );                ImageView image=new ImageView(MainActivity.this);                image.setImageResource(R.drawable.nongyu);                LinearLayout ll=new LinearLayout(MainActivity.this);                ll.addView(image);                TextView textView=new TextView(MainActivity.this);                textView.setTextSize(30);                textView.setTextColor(Color.MAGENTA);                textView.setText("带图片的提示信息");                ll.addView(textView);                toast.setView(ll);                toast.setDuration(Toast.LENGTH_LONG);                toast.show();            }                    });    }}