自定义View

package com.bwie.view;

import com.bwie.test.R;

import android.content.Context;
import android.content.res.TypedArray;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.util.AttributeSet;
import android.view.View;

/**
 * 自定义属性
 * @author Administrator
 *
 */
public class MyView extends View{

	private Paint myPaint = new Paint();;
	private int myWidth;
	private int myHeight;
	
	public int getMyWidth() {
		return myWidth;
	}

	public void setMyWidth(int myWidth) {
		this.myWidth = myWidth;
	}

	public int getMyHeight() {
		return myHeight;
	}

	public void setMyHeight(int myHeight) {
		this.myHeight = myHeight;
	}

	public MyView(Context context, AttributeSet attrs) {
		super(context, attrs);
		// TODO Auto-generated constructor stub
		TypedArray ta = context.obtainStyledAttributes(attrs,
				R.styleable.myView);
		
		myHeight = ta.getColor(R.styleable.myView_textHeight, myHeight);
		myWidth = ta.getInt(R.styleable.myView_textWidth, myWidth);
		// 用完务必回收容器
		ta.recycle();
	}
	
	@Override
	protected void onDraw(Canvas canvas) {
		// TODO Auto-generated method stub
		super.onDraw(canvas);
		myPaint.setColor(Color.BLACK);
		myPaint.setStyle(Paint.Style.STROKE);
		canvas.drawRect(10, 10, myWidth,myHeight, myPaint);
		invalidate();
	}

}