获取屏幕大小、获取底部虚拟按键高度

转载请注明出处：https://blog.csdn.net/mr_leixiansheng/article/details/78293665

/** 
 * 获取底部虚拟键盘的高度 
 */  
public int getBottomKeyboardHeight(){  
           int screenHeight =  getAccurateScreenDpi()[1];  
           DisplayMetrics dm = new DisplayMetrics();  
        getWindowManager().getDefaultDisplay().getMetrics(dm);  
           int heightDifference = screenHeight - dm.heightPixels;  
           return heightDifference;  
}  
  
/** 
 * 获取精确的屏幕大小 
 */  
public int[] getAccurateScreenDpi()  
       {     
    int[] screenWH = new int[2];  
           Display display = getWindowManager().getDefaultDisplay();  
           DisplayMetrics dm = new DisplayMetrics();  
           try {  
               Class<?> c = Class.forName("android.view.Display");  
               Method method = c.getMethod("getRealMetrics",DisplayMetrics.class);  
               method.invoke(display, dm);  
               screenWH[0] = dm.widthPixels;  
               screenWH[1] = dm.heightPixels;  
            }catch(Exception e){  
               e.printStackTrace();  
            }    
            return screenWH;  
   }