Toast 显示一个ImageView，Toast 显示一个Button，Toast 显示一个TextView

一：Toast 显示一个ImageView

 1 package zyf.EX_Ctrl_3_B;
 2 import android.app.Activity;
 3 import android.os.Bundle;
 4 import android.widget.ImageView;
 5 import android.widget.Toast;
 6 public class EX_Ctrl_3_B extends Activity {
 7 /** Called when the activity is first created. */
 8 @Override
 9 public void onCreate(Bundle savedInstanceState) {
10 super.onCreate(savedInstanceState);
11 /*设置主屏布局*/
12 setContentView(R.layout.main);
13 /*创建新Toast对象*/
14 Toast showImageToast=new Toast(this);
15 /*创建新ImageView对象*/
16 ImageView imageView=new ImageView(this);
17 /*从资源中获取图片*/
18 imageView.setImageResource(R.drawable.argon);
19 /*设置Toast上的View--(ImageView)*/
20 showImageToast.setView(imageView);
21 /*设置Toast显示时间*/
22 showImageToast.setDuration(Toast.LENGTH_LONG);
23 /*显示Toast*/
24 showImageToast.show();
25 }
26 }

二：Toast 显示一个Button

 1 package zyf.EX_Ctrl_3_B;
 2 import android.app.Activity;
 3 import android.os.Bundle;
 4 import android.view.View;
 5 import android.widget.Button;
 6 import android.widget.Toast;
 7 public class EX_Ctrl_3_B extends Activity {
 8 /** Called when the activity is first created. */
 9 @Override
10 public void onCreate(Bundle savedInstanceState) {
11 super.onCreate(savedInstanceState);
12 /* 设置主屏布局*/
13 setContentView(R.layout.main);
14 /* 创建新Toast对象*/
15 Toast showImageToast = new Toast(this);
16 // /*新建Button对象*/
17 Button button = new Button(this);
18 button.setText("OK");
19 /* 设置Toast上的View--(Button) */
20 showImageToast.setView(button);
21 /* 设置Toast显示时间*/
22 showImageToast.setDuration(Toast.LENGTH_LONG);
23 /* 显示Toast */
24 showImageToast.show();
25 }
26 }

三：Toast 显示一个TextView

 1 package zyf.EX_Ctrl_3_B;
 2 import android.app.Activity;
 3 import android.os.Bundle;
 4 import android.widget.TextView;
 5 import android.widget.Toast;
 6 public class EX_Ctrl_3_B extends Activity {
 7 /** Called when the activity is first created. */
 8 @Override
 9 public void onCreate(Bundle savedInstanceState) {
10 super.onCreate(savedInstanceState);
11 /* 设置主屏布局*/
12 setContentView(R.layout.main);
13 /* 创建新Toast对象*/
14 Toast showImageToast = new Toast(this);
15 /*新建TextView对象*/
16 TextView text=new TextView(this);
17 /*设置TextView内容*/
18 text.setText("显示在Toast中的TextView");
19 /* 设置Toast上的View--(TextView) */
20 showImageToast.setView(text);
21 /* 设置Toast显示时间*/
22 showImageToast.setDuration(Toast.LENGTH_LONG);
23 /* 显示Toast */
24 showImageToast.show();
25 }
26 }