package com.megvii.demo.utils;

import android.annotation.TargetApi;
import android.app.Activity;
import android.content.Context;
import android.graphics.Color;
import android.os.Build;
import android.view.Gravity;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.FrameLayout;

public class StatusBarCompat {
    private static final int INVALID_VAL = -1;
    private static final int COLOR_DEFAULT = Color.parseColor("#20000000");

    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
    public static void compat(Activity activity, int statusColor) {
        //当前手机版本为5.0及以上
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
            if (statusColor != INVALID_VAL) {
                activity.getWindow().getDecorView().setSystemUiVisibility(View.SYSTEM_UI_FLAG_LIGHT_STATUS_BAR);//设置高亮反转
                activity.getWindow().setStatusBarColor(statusColor);
            }
            return;
        }

        //当前手机版本为4.4
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT
                && Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
            int color = COLOR_DEFAULT;
            ViewGroup contentview = (ViewGroup) activity.findViewById(android.R.id.content);
            if (statusColor != INVALID_VAL) {
                color = statusColor;
            }

            View statusBarView = new View(activity);
            ViewGroup.LayoutParams lp = new ViewGroup.LayoutParams(
                    ViewGroup.LayoutParams.MATCH_PARENT,
                    getStatusBarHeight(activity)
            );

            statusBarView.setBackgroundColor(color);
            contentview.addView(statusBarView, lp);
        }
    }

    public static int getStatusBarHeight(Context context) {
        int result = 0;
        int resourceId = context.getResources().getIdentifier("status_bar_height", "dimen", "android");
        if (resourceId > 0) {
            result = context.getResources().getDimensionPixelSize(resourceId);
        }
        return result;
    }
}