Android 5中不同效果的Toast

一、运行的结果

 

   

二、主要的代码

 

package com.otn.android.toast;import java.util.Timer;import java.util.TimerTask;import android.app.Activity;import android.app.AlertDialog;import android.os.Bundle;import android.view.Gravity;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;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 MyToast extends Activity implements OnClickListener {private static final String TOASTBTN_1 = "这是默认的Toast显示";private static final String TOASTBTN_2 = "这是自定义位置的Toast显示";private static final String TOASTBTN_3 = "这是带图片的Toast显示";private static final String TOASTBTN_4 = "这是完全自定义的Toast显示";private static final String TOASTBTN_5 = "这是长时间的Toast显示";private Button toastBtn_1, toastBtn_2, toastBtn_3, toastBtn_4, toastBtn_5;private Toast toast = null;@Overrideprotected void onCreate(Bundle savedInstanceState) {// TODO Auto-generated method stubsuper.onCreate(savedInstanceState);setContentView(R.layout.main);toastBtn_1 = (Button) findViewById(R.id.button_1);toastBtn_2 = (Button) findViewById(R.id.button_2);toastBtn_3 = (Button) findViewById(R.id.button_3);toastBtn_4 = (Button) findViewById(R.id.button_4);toastBtn_5 = (Button) findViewById(R.id.button_5);toastBtn_1.setOnClickListener(this);toastBtn_2.setOnClickListener(this);toastBtn_3.setOnClickListener(this);toastBtn_4.setOnClickListener(this);toastBtn_5.setOnClickListener(this);}@Overridepublic void onClick(View v) {AlertDialog.Builder builder;AlertDialog dialog;switch (v.getId()) {case R.id.button_1:toast.makeText(getApplicationContext(), TOASTBTN_1, Toast.LENGTH_LONG).show();break;case R.id.button_2:toast = Toast.makeText(getApplicationContext(), TOASTBTN_2,Toast.LENGTH_LONG);toast.setGravity(Gravity.CENTER, 0, 0);toast.show();break;case R.id.button_3:toast = Toast.makeText(getApplicationContext(), TOASTBTN_3,Toast.LENGTH_LONG);toast.setGravity(Gravity.CENTER, 50, -100);LinearLayout layout = (LinearLayout) toast.getView();ImageView image = new ImageView(getApplicationContext());image.setImageResource(R.drawable.wallpaper_tree_small);layout.addView(image, 0);toast.show();break;case R.id.button_4:LayoutInflater inflater = getLayoutInflater();View view = inflater.inflate(R.layout.userdefinedtoast,(ViewGroup) findViewById(R.id.toast_layout));TextView txtView_Title = (TextView) view.findViewById(R.id.txt_Title);TextView txtView_Context = (TextView) view.findViewById(R.id.txt_context);ImageView imageView = (ImageView) view.findViewById(R.id.image_toast);toast = new Toast(getApplicationContext());toast.setGravity(Gravity.CENTER, 0, 0);toast.setDuration(Toast.LENGTH_LONG);toast.setView(view);toast.show();break;case R.id.button_5:LayoutInflater inflater1 = getLayoutInflater();View view1 = inflater1.inflate(R.layout.userdefinedtoast,(ViewGroup) findViewById(R.id.toast_layout));TextView txtView_Title1 = (TextView) view1.findViewById(R.id.txt_Title);TextView txtView_Context1 = (TextView) view1.findViewById(R.id.txt_context);ImageView imageView1 = (ImageView) view1.findViewById(R.id.image_toast);builder = new AlertDialog.Builder(this);builder.setView(view1);dialog = builder.create();dialog.show();toast.makeText(this, TOASTBTN_5, Toast.LENGTH_LONG).show();break;default:break;}}}