android imageview图片如何设置使其全屏

Question

android imageview图片如何设置使其全屏

Answer 1

activity中增加全屏
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    this.fullScreen();
}private void fullScreen(){
   requestWindowFeature(Window.FEATURE_NO_TITLE); 
   getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
}

Answer 2

使用相对布局，imageView的长和宽都设成fill parent，activity的theme设成fullscreen