之前看了網上很多修改，感覺太繁瑣，修改程式碼太多，最後感覺還是自己找找，看能不能簡單點

diff --git a/android/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java b/android/frameworks/base/packa
old mode 100644
new mode 100755
index 7cbf13f..7b0dc81
--- a/android/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
+++ b/android/frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java
@@ -23,6 +23,7 @@ import android.util.EventLog;
 import android.view.MotionEvent;
 import android.view.View;
 import android.view.accessibility.AccessibilityEvent;
+import android.os.SystemProperties;
 
 import com.android.systemui.EventLogTags;
 import com.android.systemui.R;
@@ -94,9 +95,7 @@ public class PhoneStatusBarView extends PanelBar {
     @Override
     public PanelView selectPanelForTouch(MotionEvent touch) {
         // No double swiping. If either panel is open, nothing else can be pulled down.
-        return mNotificationPanel.getExpandedHeight() > 0
-                ? null
-                : mNotificationPanel;
+        return null;
     }
 
     @Override
 

如果你還想遮蔽通知欄的資訊，可以在往下看看

diff --git a/android/frameworks/base/packages/SystemUI/res/layout/status_bar.xml b/android/frameworks/base/packages/SystemUI/res/layout/status_bar.xml
old mode 100644
new mode 100755
index 245c128..795b4b0
--- a/android/frameworks/base/packages/SystemUI/res/layout/status_bar.xml
+++ b/android/frameworks/base/packages/SystemUI/res/layout/status_bar.xml
@@ -50,6 +50,8 @@
 
         <com.android.systemui.statusbar.AlphaOptimizedFrameLayout
             android:id="@+id/notification_icon_area"
+
+        android:visibility="invisible"
             android:layout_width="0dip"
             android:layout_height="match_parent"
             android:layout_weight="1"