Home | History | Annotate | Download | only in conversation 
      1 /*
      2  * Copyright (C) 2015 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.messaging.ui.conversation;
     17 
     18 import android.content.Context;
     19 import android.support.v4.util.Pair;
     20 import android.text.TextUtils;
     21 
     22 import com.android.messaging.Factory;
     23 import com.android.messaging.R;
     24 import com.android.messaging.datamodel.data.SubscriptionListData;
     25 import com.android.messaging.datamodel.data.SubscriptionListData.SubscriptionListEntry;
     26 import com.android.messaging.ui.conversation.SimSelectorView.SimSelectorViewListener;
     27 import com.android.messaging.util.AccessibilityUtil;
     28 import com.android.messaging.util.Assert;
     29 import com.android.messaging.util.OsUtil;
     30 import com.android.messaging.util.ThreadUtil;
     31 
     32 /**
     33  * Manages showing/hiding the SIM selector in conversation.
     34  */
     35 abstract class ConversationSimSelector extends ConversationInput {
     36     private SimSelectorView mSimSelectorView;
     37     private Pair<Boolean /* show */, Boolean /* animate */> mPendingShow;
     38     private boolean mDataReady;
     39     private String mSelectedSimText;
     40 
     41     public ConversationSimSelector(ConversationInputBase baseHost) {
     42         super(baseHost, false);
     43     }
     44 
     45     public void onSubscriptionListDataLoaded(final SubscriptionListData subscriptionListData) {
     46         ensureSimSelectorView();
     47         mSimSelectorView.bind(subscriptionListData);
     48         mDataReady = subscriptionListData != null && subscriptionListData.hasData();
     49         if (mPendingShow != null && mDataReady) {
     50             Assert.isTrue(OsUtil.isAtLeastL_MR1());
     51             final boolean show = mPendingShow.first;
     52             final boolean animate = mPendingShow.second;
     53             ThreadUtil.getMainThreadHandler().post(new Runnable() {
     54                 @Override
     55                 public void run() {
     56                     // This will No-Op if we are no longer attached to the host.
     57                     mConversationInputBase.showHideInternal(ConversationSimSelector.this,
     58                             show, animate);
     59                 }
     60             });
     61             mPendingShow = null;
     62         }
     63     }
     64 
     65     private void announcedSelectedSim() {
     66         final Context context = Factory.get().getApplicationContext();
     67         if (AccessibilityUtil.isTouchExplorationEnabled(context) &&
     68                 !TextUtils.isEmpty(mSelectedSimText)) {
     69             AccessibilityUtil.announceForAccessibilityCompat(
     70                     mSimSelectorView, null,
     71                     context.getString(R.string.selected_sim_content_message, mSelectedSimText));
     72         }
     73     }
     74 
     75     public void setSelected(final SubscriptionListEntry subEntry) {
     76         mSelectedSimText = subEntry == null ? null : subEntry.displayName;
     77     }
     78 
     79     @Override
     80     public boolean show(boolean animate) {
     81         announcedSelectedSim();
     82         return showHide(true, animate);
     83     }
     84 
     85     @Override
     86     public boolean hide(boolean animate) {
     87         return showHide(false, animate);
     88     }
     89 
     90     private boolean showHide(final boolean show, final boolean animate) {
     91         if (!OsUtil.isAtLeastL_MR1()) {
     92             return false;
     93         }
     94 
     95         if (mDataReady) {
     96             mSimSelectorView.showOrHide(show, animate);
     97             return mSimSelectorView.isOpen() == show;
     98         } else {
     99             mPendingShow = Pair.create(show, animate);
    100             return false;
    101         }
    102     }
    103 
    104     private void ensureSimSelectorView() {
    105         if (mSimSelectorView == null) {
    106             // Grab the SIM selector view from the host. This class assumes ownership of it.
    107             mSimSelectorView = getSimSelectorView();
    108             mSimSelectorView.setItemLayoutId(getSimSelectorItemLayoutId());
    109             mSimSelectorView.setListener(new SimSelectorViewListener() {
    110 
    111                 @Override
    112                 public void onSimSelectorVisibilityChanged(boolean visible) {
    113                     onVisibilityChanged(visible);
    114                 }
    115 
    116                 @Override
    117                 public void onSimItemClicked(SubscriptionListEntry item) {
    118                     selectSim(item);
    119                 }
    120             });
    121         }
    122     }
    123 
    124     protected abstract SimSelectorView getSimSelectorView();
    125     protected abstract void selectSim(final SubscriptionListEntry item);
    126     protected abstract int getSimSelectorItemLayoutId();
    127 
    128 }
    129