Toast的多种样式(附带Notification)

Toast以前用的时候一直以为只有文字提示，偶然得知也有多种样式，研究了一下，贴出来供大家参考一下.

Toast.makeText(this, "", Toast.LENGTH_LONG).show();

这是大家最经常用的提示了.
下面给大家上例外几种，具体作用都贴在代码注释中

activity_main.xml

<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"
    tools:context=".MainActivity" >

    <Button
        android:id="@+id/but1"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="显示图片Toast" />
    
    <Button
        android:id="@+id/but2"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="图片加文字toast" />
    
    <Button
        android:id="@+id/but3"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="动态图toast的gif" />
    
    <Button
        android:id="@+id/butnoti"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="显示通知" />
    
</LinearLayout>

package com.example.mytoast;

import android.app.Activity;
import android.app.Notification;
import android.app.NotificationManager;
import android.content.Context;
import android.os.Bundle;
import android.support.v4.app.NotificationCompat.Builder;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.ImageView;
import android.widget.Toast;

import com.example.gif.MyGifView;

public class MainActivity extends Activity implements OnClickListener{
	
	//标记Notification的ID，这样子可以反复修改这一个通知，而不会生成新的通知
	public static final int NOTIFICATION  = 1200;

	@Override
	protected void onCreate(Bundle savedInstanceState) {
		super.onCreate(savedInstanceState);
		setContentView(R.layout.activity_main);
		
		findViewById(R.id.but1).setOnClickListener(this);
		findViewById(R.id.but2).setOnClickListener(this);
		findViewById(R.id.but3).setOnClickListener(this);
		findViewById(R.id.butnoti).setOnClickListener(this);
	}

	@Override
	public void onClick(View arg0) {
		switch (arg0.getId()) {
		case R.id.but1:
			//图片toast
			Toast imagetost = Toast.makeText(this, "", Toast.LENGTH_LONG);
			ImageView imageView = new ImageView(this);
			imageView.setImageResource(R.drawable.pkqg);
			imagetost.setView(imageView);
			imagetost.show();
			break;
		case R.id.but2:
			//自定义布局的toast
			Toast imagetost1 = Toast.makeText(this, "", Toast.LENGTH_LONG);
			View view = getLayoutInflater().inflate(R.layout
					.toastimageandtext_layout, null);
			imagetost1.setView(view);
			imagetost1.show();
			break;
		case R.id.but3:
			//动态图的toast,需要自己写一个MyGifView的动态图
			//android里面的ImageView只支持静态图，如果要显示Gif的动态图的话，要自己去画
			Toast imagetost2 = Toast.makeText(this, "", Toast.LENGTH_LONG);
			View view2 = getLayoutInflater().inflate(R.layout
					.toast_layout, null);
			MyGifView mygifview1 = (MyGifView) view2.findViewById(R.id.imagegif); 
			mygifview1.setImageSouce(R.drawable.pkqg);
			imagetost2.setView(view2);
			imagetost2.show();
			break;
		case R.id.butnoti:
			//附带一个Notification，这种Notification有很多参数，想要研究的话可以去参考一下官网
			Builder builder = new Builder(this);
			builder.setSmallIcon(R.drawable.pkq);
			builder.setContentTitle("您有一个新消息");
			builder.setContentText("今天可以随机领取天空套哦!");
			Notification notification = builder.build();
			NotificationManager manager = (NotificationManager) 
					getSystemService(Context.NOTIFICATION_SERVICE);
			manager.notify(NOTIFICATION, notification);
			break;
		default:
			break;
		}
	}

}

MyGifView.Java

package com.example.gif;

import com.example.mytoast.R;

import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Movie;
import android.util.AttributeSet;
import android.view.View;

/**
 * 自定义View 播放gif动画 
 * @author cuiran
 * @version 1.0.0
 */
public class MyGifView extends View {

	private long movieStart;
	
	private Movie movie = Movie.decodeStream(getResources().openRawResource(R.drawable.pkq));
	
	public MyGifView(Context context) {
		this(context,null);
	}
	public MyGifView(Context context, AttributeSet attrs)
	{
		super(context,attrs);
	}

	private MyGifView(Context context, AttributeSet attrs, int defStyleAttr) {
		super(context, attrs, defStyleAttr);
	}
	
	//设置图片的资源
	public void setImageSouce(int id){
		movie = Movie.decodeStream(getResources().openRawResource(id));
	}
	
	@Override
	protected void onDraw(Canvas canvas) {
			long curTime=android.os.SystemClock.uptimeMillis();
		//第一次播放
		if (movieStart == 0) {
		movieStart = curTime;
		}
		if (movie != null) {
			int duraction = movie.duration();
			int relTime = (int) ((curTime-movieStart)%duraction);
			movie.setTime(relTime);
			movie.draw(canvas, 200, 350);
			//强制重绘
			invalidate();
		}
		super.onDraw(canvas);
		
	}

}

toast_layout.xml

<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"
    tools:context=".MainActivity" >

     <com.example.gif.MyGifView
        android:id="@+id/imagegif"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"/>
    
</LinearLayout>

toastimageandtext_layout.xml

<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"
    tools:context=".MainActivity" >

    <ImageView
        android:id="@+id/imagetoast"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:background="@drawable/pkqg" />
        
    <TextView
        android:id="@+id/but2"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="皮卡丘正在愉快的奔跑" />
    
</LinearLayout>