Android-Framework prohibits status bar drop-down

1. Environment

Qualcomm 865 Android 10

2. Usage scenarios

Disable status bar drop-down on Launcher desktop and within applications

3. Code implementation

1. Disable status bar pull-down in the application

frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarView.java

@@ -230,8 +230,10 @@ public class PhoneStatusBarView extends PanelBar {
                         barConsumedEvent ? 1 : 0);
             }
         }
-        return barConsumedEvent || super.onTouchEvent(event);
+        //return barConsumedEvent || super.onTouchEvent(event);
+	return true;

     }
 
     @Override

Related code:

frameworks/base/core/res/res/values/dimens.xml

<dimen name="status_bar_height">@dimen/status_bar_height_portrait</dimen>

<dimen name="status_bar_height_landscape">@dimen/status_bar_height_portrait</dimen>

<dimen name="status_bar_height_portrait">24dp</dimen>

frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/NavigationBarController.java

frameworks/base/packages/SystemUI/src/com/android/systemui/statusbar/phone/NavigationBarView.java

 

2. Launcher desktop prohibits status bar drop-down

frameworks/base/packages/SystemUI/src/com/android/systemui/keyguard/KeyguardViewMediator.java

@@ -1962,7 +1962,8 @@ public class KeyguardViewMediator extends SystemUI {
                         +  " --> flags=0x" + Integer.toHexString(flags));
             }
 
-            mStatusBarManager.disable(flags);
+            flags = StatusBarManager.DISABLE_EXPAND; //added  for DISABLE_EXPAND
+	    mStatusBarManager.disable(flags);
         }
     }