BlurredBorderPanel

import android.content.Context;
import android.graphics.Bitmap;
import android.graphics.BlurMaskFilter;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.RectF;
import android.util.AttributeSet;
import android.widget.LinearLayout;

public class CustomLinearLayout extends LinearLayout{

    public CustomLinearLayout(Context context, AttributeSet attrs) {
        super(context, attrs);
        // TODO Auto-generated constructor stub
    }

    //@Override
    protected void dispatchDraw(Canvas canvas) {
        // TODO Auto-generated method stub

        Paint paint = new Paint();
        paint.setStyle(Paint.Style.STROKE);
        paint.setFlags(Paint.ANTI_ALIAS_FLAG);
        paint.setStrokeWidth((float)3);
        paint.setColor(Color.BLACK);

        int xPadding=7;
        int yPadding=7;

        int width=getMeasuredWidth();
        int height=getMeasuredHeight();

        RectF rect = new RectF(xPadding, yPadding, width-xPadding, height-yPadding);
        canvas.drawRoundRect(rect, 10, 10, paint);

        paint.setStyle(Paint.Style.STROKE);
        BlurMaskFilter blurMaskFilter;

        buildDrawingCache();
        Bitmap src=getDrawingCache();

        Bitmap alpha = src.extractAlpha();
        paint.setColor(0xFFFFFFFF);

        int blurValue=7;
        blurMaskFilter = new BlurMaskFilter(blurValue, BlurMaskFilter.Blur.OUTER);
        paint.setMaskFilter(blurMaskFilter);
        canvas.drawBitmap(alpha, 0, 0, paint);

        blurMaskFilter = new BlurMaskFilter(blurValue, BlurMaskFilter.Blur.INNER);
        paint.setMaskFilter(blurMaskFilter);
        canvas.drawBitmap(src, 0, 0, paint);

        super.dispatchDraw(canvas);
    }
}