Android内容被底部虚拟导航栏遮挡解决

BaseActivity中设置

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@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
//底部虚拟导航栏适配
if (StatusBarUtil.hasNavigationBarShow(this)) {
getWindow().getDecorView().findViewById(android.R.id.content).setPadding(0, 0, 0, StatusBarUtil.getNavigationBarHeight(this));
}
}

StatusBarUtil工具类

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public static boolean hasNavigationBarShow(Activity activity) {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.JELLY_BEAN_MR1) {
return false;
}
WindowManager wm = (WindowManager) activity.getSystemService(Context.WINDOW_SERVICE);
Display display = wm.getDefaultDisplay();
DisplayMetrics outMetrics = new DisplayMetrics();
//获取整个屏幕的高度
display.getRealMetrics(outMetrics);
int heightPixels = outMetrics.heightPixels;
int widthPixels = outMetrics.widthPixels;
//获取内容展示部分的高度
outMetrics = new DisplayMetrics();
display.getMetrics(outMetrics);
int heightPixelsContent = outMetrics.heightPixels;
int widthPixelsContent = outMetrics.widthPixels;
int h = heightPixels - heightPixelsContent;
int w = widthPixels - widthPixelsContent;
return w > 0 || h > 0; //竖屏和横屏两种情况
}

/**
* 获取导航栏高度
*
* @param context
* @return
*/
public static int getNavigationBarHeight(Context context) {
return getSystemComponentDimen(context, "navigation_bar_height");
}

public static int getSystemComponentDimen(Context context, String dimenName) {
// 反射手机运行的类:android.R.dimen.status_bar_height.
int statusHeight = -1;
try {
Class<?> clazz = Class.forName("com.android.internal.R$dimen");
Object object = clazz.newInstance();
String heightStr = clazz.getField(dimenName).get(object).toString();
int height = Integer.parseInt(heightStr);
//dp->px
statusHeight = context.getResources().getDimensionPixelSize(height);
} catch (Exception e) {
e.printStackTrace();
}
return statusHeight;
}

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