[Catalyst] Support callChangeListener for MainSwitchBarPreference

Bug: 335132588
Flag: EXEMPT library
Test: manual
Change-Id: I6924ccfa0d66b9a643811f49a2ec3fcdc1d749ae

src/com/android/settings/widget/MainSwitchBarPreference.kt

@@ -26,7 +26,7 @@ import com.android.settingslib.widget.MainSwitchBar
 
 /** Preference abstraction of the [MainSwitchBar] in settings activity. */
 class MainSwitchBarPreference(context: Context, private val metadata: MainSwitchBarMetadata) :
-    TwoStatePreference(context), OnCheckedChangeListener {
+    TwoStatePreference(context), OnCheckedChangeListener, MainSwitchBar.PreChangeListener {
 
     private val mainSwitchBar: MainSwitchBar = (context as SettingsActivity).switchBar
 
@@ -62,9 +62,12 @@ class MainSwitchBarPreference(context: Context, private val metadata: MainSwitch
 
     override fun onAttached() {
         super.onAttached()
+        mainSwitchBar.setPreChangeListener(this)
         mainSwitchBar.addOnSwitchChangeListener(this)
     }
 
+    override fun preChange(isCheck: Boolean) = callChangeListener(isCheck)
+
     override fun onCheckedChanged(buttonView: CompoundButton, isChecked: Boolean) {
         // prevent user from toggling the switch before data store operation is done
         isEnabled = false
@@ -74,6 +77,7 @@ class MainSwitchBarPreference(context: Context, private val metadata: MainSwitch
 
     override fun onDetached() {
         mainSwitchBar.removeOnSwitchChangeListener(this)
+        mainSwitchBar.setPreChangeListener(null)
         super.onDetached()
     }
 }

src/com/android/settings/widget/SettingsMainSwitchBar.java

@@ -109,7 +109,7 @@ public class SettingsMainSwitchBar extends MainSwitchBar {
             return true;
         }
 
-        return mSwitch.performClick();
+        return callPreChangeListener() && mSwitch.performClick();
     }
 
     @Override