修改状态栏2

+package com.br_technology.securitytrain_master.util
+
+import android.content.Context
+import android.content.res.Resources
+import android.graphics.drawable.ColorDrawable
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.PopupWindow
+
+
+/**
+ * Time: 7/30/2021 11:28
+ * Author: Captain
+ * Description: 初见时你很迷人
+ */
+class PoPWindowUtil {
+    private var mPopupWindow: PopupWindow? = null
+
+    companion object {
+        private var instance:PoPWindowUtil ? = null
+            get() {
+                if (field == null){
+                    field = PoPWindowUtil()
+                }
+                return field
+            }
+        fun get(): PoPWindowUtil{
+            return instance!!
+        }
+    }
+
+    /**
+     * popwindow
+     *
+     * @param context
+     * @param anchorView 锚点布局
+     * @param layout     弹窗的布局文件
+     *
+     */
+    fun initPopWindow(context: Context?, anchorView: View?, layout: Int): View? {
+        // 初始化popUpWindow
+        // 生成 View 对象
+        val popRootView: View = LayoutInflater.from(context).inflate(layout, null)
+        // PopUpWindow 传入 ContentView
+        if (mPopupWindow == null) {
+            mPopupWindow = PopupWindow(
+                popRootView,
+                ViewGroup.LayoutParams.MATCH_PARENT,
+                ViewGroup.LayoutParams.WRAP_CONTENT,
+                true
+            )
+        }
+        //        mPopupWindow.setAnimationStyle(R.style.popwin_anim_style);//设置动画
+        // 设置背景
+        //实例化一个ColorDrawable颜色为半透明，以达到变暗的效果
+        val dw = ColorDrawable(-0x50000000)
+        mPopupWindow!!.setBackgroundDrawable(dw)
+        // 外部点击事件
+        mPopupWindow!!.setOutsideTouchable(false)
+        // 传入点
+        mPopupWindow!!.showAsDropDown(anchorView)
+        //关闭时置空对象
+        mPopupWindow!!.setOnDismissListener(object : PopupWindow.OnDismissListener {
+            override fun onDismiss() {
+                mPopupWindow = null
+            }
+        })
+        return popRootView //返回View
+    }
+
+    /**
+     * 获取状态栏高度
+     *
+     * @param context
+     * @return
+     */
+    fun getStatusBarHeight(context: Context): Int {
+        val resources: Resources = context.getResources()
+        val resourceId: Int = resources.getIdentifier("status_bar_height", "dimen", "android")
+        return resources.getDimensionPixelSize(resourceId)
+    }
+
+    /**
+     * 关闭方法
+     */
+    fun dismissPoPWindow() {
+        if (mPopupWindow != null) {
+            mPopupWindow!!.dismiss()
+        }
+    }
+
+}