Move all contextual card related classes.

... from homepage to contextualcards.

Test: rebuild
Change-Id: Id7889566ce1e7257eb699d963ae996906fdb58ff

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

@@ -0,0 +1,122 @@
+/*
+ * Copyright (C) 2018 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.homepage.contextualcards.conditional;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.content.IntentFilter;
+import android.net.ConnectivityManager;
+import android.net.wifi.WifiConfiguration;
+import android.net.wifi.WifiManager;
+import android.os.UserHandle;
+import android.os.UserManager;
+
+import com.android.internal.logging.nano.MetricsProto;
+import com.android.settings.R;
+import com.android.settings.TetherSettings;
+import com.android.settings.core.SubSettingLauncher;
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtilsInternal;
+
+import java.util.Objects;
+
+public class HotspotConditionController implements ConditionalCardController {
+    static final int ID = Objects.hash("HotspotConditionController");
+
+    private static final IntentFilter WIFI_AP_STATE_FILTER =
+            new IntentFilter(WifiManager.WIFI_AP_STATE_CHANGED_ACTION);
+
+    private final Context mAppContext;
+    private final ConditionManager mConditionManager;
+    private final WifiManager mWifiManager;
+    private final Receiver mReceiver;
+
+
+    public HotspotConditionController(Context appContext, ConditionManager conditionManager) {
+        mAppContext = appContext;
+        mConditionManager = conditionManager;
+        mWifiManager = appContext.getSystemService(WifiManager.class);
+        mReceiver = new Receiver();
+    }
+
+    @Override
+    public long getId() {
+        return ID;
+    }
+
+    @Override
+    public boolean isDisplayable() {
+        return mWifiManager.isWifiApEnabled();
+    }
+
+    @Override
+    public void onPrimaryClick(Context context) {
+        new SubSettingLauncher(context)
+                .setDestination(TetherSettings.class.getName())
+                .setSourceMetricsCategory(MetricsProto.MetricsEvent.DASHBOARD_SUMMARY)
+                .setTitleRes(R.string.tether_settings_title_all)
+                .launch();
+    }
+
+    @Override
+    public void onActionClick() {
+        final RestrictedLockUtils.EnforcedAdmin admin =
+                RestrictedLockUtilsInternal.checkIfRestrictionEnforced(
+                        mAppContext, UserManager.DISALLOW_CONFIG_TETHERING, UserHandle.myUserId());
+        if (admin != null) {
+            RestrictedLockUtils.sendShowAdminSupportDetailsIntent(mAppContext, admin);
+        } else {
+            ConnectivityManager cm = (ConnectivityManager) mAppContext.getSystemService(
+                    Context.CONNECTIVITY_SERVICE);
+            cm.stopTethering(ConnectivityManager.TETHERING_WIFI);
+        }
+    }
+
+    @Override
+    public void startMonitoringStateChange() {
+        mAppContext.registerReceiver(mReceiver, WIFI_AP_STATE_FILTER);
+    }
+
+    @Override
+    public void stopMonitoringStateChange() {
+        mAppContext.unregisterReceiver(mReceiver);
+    }
+
+    public CharSequence getSummary() {
+        return mAppContext.getString(R.string.condition_hotspot_summary, getSsid());
+    }
+
+    private CharSequence getSsid() {
+        WifiConfiguration wifiConfig = mWifiManager.getWifiApConfiguration();
+        if (wifiConfig == null) {
+            return mAppContext.getText(
+                    com.android.internal.R.string.wifi_tether_configure_ssid_default);
+        } else {
+            return wifiConfig.SSID;
+        }
+    }
+
+    public class Receiver extends BroadcastReceiver {
+        @Override
+        public void onReceive(Context context, Intent intent) {
+            if (WifiManager.WIFI_AP_STATE_CHANGED_ACTION.equals(intent.getAction())) {
+                mConditionManager.onConditionChanged();
+            }
+        }
+    }
+}