Check MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED

To know whether MMS is always allowed, should check isMobileDataPolicyEnabled(MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED) instead of isDataEnabledForApn(ApnSetting.TYPE_MMS). Fix: 303759893 Test: manual - toggle "MMS messages" switch Test: unit test Change-Id: Id0417e569ff4e3dbac1ecff9327b4a964125c122
2023-10-26 16:10:36 +08:00
parent 43306392ea
commit 8a5bba1f22
4 changed files with 229 additions and 255 deletions
--- a/src/com/android/settings/network/telephony/MmsMessagePreferenceController.kt
+++ b/src/com/android/settings/network/telephony/MmsMessagePreferenceController.kt
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.settings.network.telephony
+
+import android.content.Context
+import android.os.Handler
+import android.os.Looper
+import android.telephony.SubscriptionManager
+import android.telephony.TelephonyManager
+import android.telephony.data.ApnSetting
+import androidx.lifecycle.DefaultLifecycleObserver
+import androidx.lifecycle.LifecycleOwner
+import androidx.preference.PreferenceScreen
+import com.android.settings.network.MobileDataContentObserver
+
+/**
+ * Preference controller for "MMS messages"
+ */
+class MmsMessagePreferenceController(context: Context, key: String) :
+    TelephonyTogglePreferenceController(context, key), DefaultLifecycleObserver {
+
+    private lateinit var telephonyManager: TelephonyManager
+
+    private var preferenceScreen: PreferenceScreen? = null
+
+    private val mobileDataContentObserver =
+        MobileDataContentObserver(Handler(Looper.getMainLooper())).apply {
+            setOnMobileDataChangedListener {
+                preferenceScreen?.let { super.displayPreference(it) }
+            }
+        }
+
+    fun init(subId: Int) {
+        mSubId = subId
+        telephonyManager = mContext.getSystemService(TelephonyManager::class.java)!!
+            .createForSubscriptionId(subId)
+    }
+
+    override fun getAvailabilityStatus(subId: Int) =
+        if (subId != SubscriptionManager.INVALID_SUBSCRIPTION_ID &&
+            !telephonyManager.isDataEnabled &&
+            telephonyManager.isApnMetered(ApnSetting.TYPE_MMS)
+        ) AVAILABLE else CONDITIONALLY_UNAVAILABLE
+
+    override fun onStart(owner: LifecycleOwner) {
+        if (mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+            mobileDataContentObserver.register(mContext, mSubId)
+        }
+    }
+
+    override fun onStop(owner: LifecycleOwner) {
+        if (mSubId != SubscriptionManager.INVALID_SUBSCRIPTION_ID) {
+            mobileDataContentObserver.unRegister(mContext)
+        }
+    }
+
+    override fun displayPreference(screen: PreferenceScreen) {
+        super.displayPreference(screen)
+        preferenceScreen = screen
+    }
+
+    override fun isChecked(): Boolean = telephonyManager.isMobileDataPolicyEnabled(
+        TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED
+    )
+
+    override fun setChecked(isChecked: Boolean): Boolean {
+        telephonyManager.setMobileDataPolicyEnabled(
+            TelephonyManager.MOBILE_DATA_POLICY_MMS_ALWAYS_ALLOWED,
+            isChecked,
+        )
+        return true
+    }
+}