EditText can't be used in SurfaceView?

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EditText can't be used in SurfaceView?

Postby play_with_wolf » Thu Nov 04, 2010 3:07 am

Code: Select all
package com.ray.bubble;

import android.app.Activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.graphics.RectF;
import android.os.Bundle;
import android.view.SurfaceHolder;
import android.view.SurfaceView;
import android.view.Window;
import android.view.WindowManager;
import android.widget.AbsoluteLayout;
import android.widget.EditText;
import android.widget.FrameLayout;
import android.widget.TextView;

public class BubbleExplosion extends Activity {

private AbsoluteLayout frame;
private MyView myView;
private TextView text;

    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
       
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams. FLAG_FULLSCREEN ,
                      WindowManager.LayoutParams. FLAG_FULLSCREEN);
       
        frame = new AbsoluteLayout(this);
        myView=new MyView(this);

        frame.addView(myView);
        text = new  EditText(this);
        text.setSingleLine(true);
        text.setWidth(200);
       
     
        ///Platform.log(" text.getBackground().getIntrinsicWidth() = "+text.getBackground().getMinimumWidth());
                 AbsoluteLayout.LayoutParams lp1 =
                                new AbsoluteLayout.LayoutParams(
                                                AbsoluteLayout.LayoutParams.WRAP_CONTENT,
                                                AbsoluteLayout.LayoutParams.WRAP_CONTENT,
                                                200,260);
                 frame.addView(text, lp1);
        setContentView(frame);
    }
   
    class MyView extends SurfaceView implements SurfaceHolder.Callback{

     SurfaceHolder holder;
     
     public MyView(Context context) {
      super(context);
      holder = this.getHolder();//获取holder
      holder.addCallback(this);
     }

     public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {

     }

     public void surfaceCreated(SurfaceHolder holder) {
      new Thread(new MyThread()).start();
     }

     public void surfaceDestroyed(SurfaceHolder holder) {

     }

     //内部类的内部类
     class MyThread implements Runnable{

      public void run() {
       Canvas canvas = holder.lockCanvas(null);
       Paint mPaint = new Paint();
       mPaint.setColor(Color.BLUE);

       canvas.drawRect(new RectF(40,60,80,80), mPaint);
       holder.unlockCanvasAndPost(canvas);

      }
     }
    }

}

Image

why? EditText show wrong graphics in SurfaceView?
play_with_wolf
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Posts: 3
Joined: Wed Nov 03, 2010 7:57 am

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Re: EditText can't be used in SurfaceView?

Postby play_with_wolf » Wed Nov 10, 2010 3:10 am

who can help me?
play_with_wolf
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Posts: 3
Joined: Wed Nov 03, 2010 7:57 am

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