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package picksomething.activity;
import android.content.Context;
import android.graphics.Canvas;
import android.graphics.Color;
import android.graphics.Paint;
import android.view.View;
public class MyView extends View{
Paint paint;
public MyView(Context context){
super(context);
paint.setColor(Color.WHITE);
paint.setTextSize(20);
paint.setAntiAlias(true);
}
protected void onDraw(Canvas canvas){
super.onDraw(canvas);
canvas.drawColor(Color.GRAY);
canvas.drawRect(10, 10, 110, 110, paint);
canvas.drawText("此界面为自定义的View", 60, 170, paint);
}
}
package picksomething.activity;
import android.os.Bundle;
import android.app.Activity;
public class ActivityDemo extends Activity {
MyView myView = new MyView(this);
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(myView);
}
}