11 吐司 Toast 代码案例

package com.qf.day11_toast_demo05;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
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);
	}

	
	public void MyOnclick1(View v){
		//Toast.makeText(MainActivity.this, "==Toast=>", Toast.LENGTH_LONG).show();
		Toast.makeText(MainActivity.this, "==Toast=>", 1).show();
	}
	
	public void MyOnclick2(View v){
		//Toast.makeText(MainActivity.this, "==Toast=>", Toast.LENGTH_SHORT).show();
		Toast.makeText(MainActivity.this, "==Toast=>", 0).show();
	}
	
	//自定义Toast
	public void MyOnclick3(View v){
//		
//		View view = LayoutInflater.from(MainActivity.this).inflate(R.layout.layout, null);
//		
//		TextView tv = (TextView) view.findViewById(R.id.tv);
//		
//		tv.setText("Hello world 王国");
		
		TextView tv = new TextView(MainActivity.this);
		tv.setTextColor(Color.RED);
		tv.setTextSize(30);
		tv.setText("先定个小目标");
		
		//得到Toast对象
		Toast toast = new Toast(MainActivity.this);
		
		//设置布局样式
		toast.setView(tv);
		//展示toast的时间
		toast.setDuration(Toast.LENGTH_SHORT);
		//设置展示的位置   参数1:展示的位置   参数2:x轴偏移量   参数3;Y轴偏移量
		toast.setGravity(Gravity.TOP, 0, 0);
		//展示Toast
		toast.show();
		
	}

}