详解Android华为凹口屏适配小结

/**
 * 华为凹口屏判断方法 Android 各版本均可
 * @param context
 * @return
 */
public static boolean hasNotchInScreen(Context context) {
  boolean ret = false;
  try {
    ClassLoader cl = context.getClassLoader();
    Class HwNotchSizeUtil = cl.loadClass("com.huawei.android.util.HwNotchSizeUtil");
    Method get = HwNotchSizeUtil.getMethod("hasNotchInScreen");
    ret = (boolean) get.invoke(HwNotchSizeUtil);
  } catch (ClassNotFoundException e) {
    Log.e(TAG, "hasNotchInScreen ClassNotFoundException");
  } catch (NoSuchMethodException e) {
    Log.e(TAG, "hasNotchInScreen NoSuchMethodException");
  } catch (Exception e) {
    Log.e(TAG, "hasNotchInScreen Exception");
  } finally {
    return ret;
  }
}

/**
 * 华为凹口屏宽高获取方式 int[]{width, height}
 * @param context
 * @return
 */
public static int[] getNotchSize(Context context) {
  int[] ret = new int[] { 0, 0 };
  try {
    ClassLoader cl = context.getClassLoader();
    Class HwNotchSizeUtil = cl.loadClass("com.huawei.android.util.HwNotchSizeUtil");
    Method get = HwNotchSizeUtil.getMethod("getNotchSize");
    ret = (int[]) get.invoke(HwNotchSizeUtil);
  } catch (ClassNotFoundException e) {
    Log.e(TAG, "getNotchSize ClassNotFoundException");
  } catch (NoSuchMethodException e) {
    Log.e(TAG, "getNotchSize NoSuchMethodException");
  } catch (Exception e) {
    Log.e(TAG, "getNotchSize Exception");
  } finally {
    notchWidth = ret[0];
    notchHeight = ret[1];
    return ret;
  }
}

if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.P) {
  getSupportActionBar().hide();
  getWindow().getDecorView()
    .setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
  //设置页面全屏显示
  WindowManager.LayoutParams lp = getWindow().getAttributes();
  lp.layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
  //设置页面延伸到凹口区显示
  getWindow().setAttributes(lp);
  getWindow().getDecorView()
    .findViewById(android.R.id.content)
    .getRootView()
    .setOnApplyWindowInsetsListener(new View.OnApplyWindowInsetsListener() {
      @Override
      public WindowInsets onApplyWindowInsets(View view, WindowInsets windowInsets) {
        DisplayCutout cutout = windowInsets.getDisplayCutout();
        if (cutout == null) {
          Log.e(TAG, "cutout==null, is not notch screen");//通过cutout是否为null判断是否凹口手机
          isNotchScreen = false;
        } else {
          List rects = cutout.getBoundingRects();
          if (rects == null || rects.size() == 0) {
            Log.e(TAG, "rects==null || rects.size()==0, is not notch screen");
            isNotchScreen = true;
          } else {
            Log.e(TAG, "rect size:" + rects.size());//注意：凹口的数量可以是多个
            isNotchScreen = true;
            for (Rect rect : rects) {
              notchRight = rect.right;
              notchLeft = rect.left;
              notchTop = rect.top;
              notchBottom = rect.bottom;
              notchWidth = notchRight - notchLeft;
              notchHeight = notchBottom - notchLeft;
              safeLeft = cutout.getSafeInsetLeft();
              safeRight = cutout.getSafeInsetRight();
              safeTop = cutout.getSafeInsetTop();
              safeBottom = cutout.getSafeInsetBottom();
            }
          }
        }
        return windowInsets;
      }
    });
}

getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_FULLSCREEN | View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
WindowManager.LayoutParams lp = getWindow().getAttributes();
lp.layoutInDisplayCutoutMode = WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_SHORT_EDGES;
getWindow().setAttributes(lp);