首页 > 代码库 > Toast 显示一个ImageView，Toast 显示一个Button，Toast 显示一个TextView

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

2024-07-15 21:03:27   233人阅读

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 @Override10 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 }

 


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