Android 组件动态设置宽高

ImageView   动态设置宽高

ImageView   image=new  ImageView(this)

  ViewGroup.LayoutParams para = image.getLayoutParams();

//获取屏幕宽高
        WindowManager wm = (WindowManager)getSystemService(Context.WINDOW_SERVICE);
        int width = wm.getDefaultDisplay().getWidth();

         int height=wm.getDefaultDisplay().getHeight();
       
         para.height = height*8/21;
        para.width = width*8/21;          //给组件设置宽高        image.setLayoutParams(para);