Android 系统接口：隐藏与显示导航栏及状态栏

commit 94006620abfa2cae4793ddecb42b3cb63f47b171
Author: hra <hra@huaruian>
Date:   Fri Sep 6 10:43:10 2019 +0800

    隐藏导航栏所有虚拟按键和状态栏下拉功能

diff --git a/rk3368h/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java b/rk3368h/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
index 92f1cd3..e615a3b 100755
--- a/rk3368h/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
+++ b/rk3368h/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBar.java
@@ -211,6 +211,12 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 
+//add by hra
+import android.content.SharedPreferences;
+import android.content.Context;
+//end
+
+
 public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         DragDownHelper.DragDownCallback, ActivityStarter, OnUnlockMethodChangedListener,
         OnHeadsUpChangedListener, VisualStabilityManager.Callback {
@@ -702,6 +708,17 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
 
         addNavigationBar();
 
+ //add by hra
+ SharedPreferences preferences = mContext.getSharedPreferences("user", Context.MODE_PRIVATE);
+ boolean bStatus = preferences.getBoolean("status", true);

+ Log.e("hra", "The start bStatus is := " + bStatus);
+ if (bStatus) {
+ addBar();
+ } else {
+ removeBar();
+ }
+ //end    
+
         // Lastly, call to the icon policy to install/update all the icons.
         mIconPolicy = new PhoneStatusBarPolicy(mContext, mIconController, mCastController,
                 mHotspotController, mUserInfoController, mBluetoothController,
@@ -1026,6 +1043,13 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         // listen for USER_SETUP_COMPLETE setting (per-user)
         resetUserSetupObserver();
 
+        //add by hra
+        IntentFilter filter1 = new IntentFilter();
+        filter1.addAction("com.hra.hide");
+        filter1.addAction("com.hra.show");
+        context.registerReceiver(mBroadcastReceiver1, filter1);
+        //end
+
         // disable profiling bars, since they overlap and clutter the output on app windows
         ThreadedRenderer.overrideProperty("disableProfileBars", "true");
 
@@ -1035,6 +1059,36 @@ public class PhoneStatusBar extends BaseStatusBar implements DemoMode,
         return mStatusBarView;
     }
 
+    //add by lhs