wifi: Handle wifi ap initial state before register intent

The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent after
SC-V2, query wifi ap state and run intent handling after registering intent.

Bug: 231214355
Test: make RunSettingsRoboTests ROBOTEST_FILTER=Hotspot
Test: make RunSettingsRoboTests ROBOTEST_FILTER=Tether
Test: Manual test, the state shows correctly even if resume hotspot settings page from recent app.
Change-Id: Iab6b2b8628d725b003d5e5c4086420a329611745

src/com/android/settings/AllInOneTetherSettings.java

@@ -251,6 +251,9 @@ public class AllInOneTetherSettings extends RestrictedDashboardFragment
         }
         final Context context = getContext();
         if (context != null) {
+            // The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent after SC-V2
+            // But ACTION_TETHER_STATE_CHANGED is still sticky intent. So no need to handle
+            // initial state for WIFI_AP_STATE_CHANGED_ACTION
             IntentFilter filter = new IntentFilter(ACTION_TETHER_STATE_CHANGED);
             filter.addAction(WIFI_AP_STATE_CHANGED_ACTION);
             context.registerReceiver(mTetherChangeReceiver, filter);

src/com/android/settings/homepage/contextualcards/conditional/HotspotConditionController.java

@@ -106,6 +106,9 @@ public class HotspotConditionController implements ConditionalCardController {
     @Override
     public void startMonitoringStateChange() {
         mAppContext.registerReceiver(mReceiver, WIFI_AP_STATE_FILTER);
+        // The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent anymore after SC-V2
+        // Handle the initial state after register the receiver.
+        mConditionManager.onConditionChanged();
     }
 
     @Override

src/com/android/settings/wifi/tether/WifiTetherSettings.java

@@ -159,6 +159,9 @@ public class WifiTetherSettings extends RestrictedDashboardFragment
         if (context != null) {
             context.registerReceiver(mTetherChangeReceiver, TETHER_STATE_CHANGE_FILTER,
                     Context.RECEIVER_EXPORTED_UNAUDITED);
+            // The intent WIFI_AP_STATE_CHANGED_ACTION is not sticky intent anymore after SC-V2
+            // Handle the initial state after register the receiver.
+            updateDisplayWithNewConfig();
         }
     }
 

src/com/android/settings/wifi/tether/WifiTetherSwitchBarController.java

@@ -93,6 +93,7 @@ public class WifiTetherSwitchBarController implements
         mSwitchBar.addOnSwitchChangeListener(this);
         mContext.registerReceiver(mReceiver, WIFI_INTENT_FILTER,
                 Context.RECEIVER_EXPORTED_UNAUDITED);
+        handleWifiApStateChanged(mWifiManager.getWifiApState());
     }
 
     @Override