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/*
* Copyright (C) 2015 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.messaging.ui.conversationlist;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.app.DialogFragment;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.database.Cursor;
import android.os.Bundle;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import com.android.messaging.R;
import com.android.messaging.datamodel.binding.Binding;
import com.android.messaging.datamodel.binding.BindingBase;
import com.android.messaging.datamodel.data.ConversationListData;
import com.android.messaging.datamodel.data.ConversationListItemData;
import com.android.messaging.datamodel.data.ConversationListData.ConversationListDataListener;
import com.android.messaging.ui.ListEmptyView;
import com.android.messaging.datamodel.DataModel;
/**
* Allow user to pick conversation to which an incoming attachment will be shared.
*/
public class ShareIntentFragment extends DialogFragment implements ConversationListDataListener,
ShareIntentAdapter.HostInterface {
public static final String HIDE_NEW_CONVERSATION_BUTTON_KEY = "hide_conv_button_key";
public interface HostInterface {
public void onConversationClick(final ConversationListItemData conversationListItemData);
public void onCreateConversationClick();
}
private final Binding<ConversationListData> mListBinding = BindingBase.createBinding(this);
private RecyclerView mRecyclerView;
private ListEmptyView mEmptyListMessageView;
private ShareIntentAdapter mAdapter;
private HostInterface mHost;
private boolean mDismissed;
/**
* {@inheritDoc} from Fragment
*/
@Override
public Dialog onCreateDialog(final Bundle bundle) {
final Activity activity = getActivity();
final LayoutInflater inflater = activity.getLayoutInflater();
View view = inflater.inflate(R.layout.share_intent_conversation_list_view, null);
mEmptyListMessageView = (ListEmptyView) view.findViewById(R.id.no_conversations_view);
mEmptyListMessageView.setImageHint(R.drawable.ic_oobe_conv_list);
// The default behavior for default layout param generation by LinearLayoutManager is to
// provide width and height of WRAP_CONTENT, but this is not desirable for
// ShareIntentFragment; the view in each row should be a width of MATCH_PARENT so that
// the entire row is tappable.
final LinearLayoutManager manager = new LinearLayoutManager(activity) {
@Override
public RecyclerView.LayoutParams generateDefaultLayoutParams() {
return new RecyclerView.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT);
}
};
mListBinding.getData().init(getLoaderManager(), mListBinding);
mAdapter = new ShareIntentAdapter(activity, null, this);
mRecyclerView = (RecyclerView) view.findViewById(android.R.id.list);
mRecyclerView.setLayoutManager(manager);
mRecyclerView.setHasFixedSize(true);
mRecyclerView.setAdapter(mAdapter);
final Builder dialogBuilder = new AlertDialog.Builder(activity)
.setView(view)
.setTitle(R.string.share_intent_activity_label);
final Bundle arguments = getArguments();
if (arguments == null || !arguments.getBoolean(HIDE_NEW_CONVERSATION_BUTTON_KEY)) {
dialogBuilder.setPositiveButton(R.string.share_new_message, new OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
mDismissed = true;
mHost.onCreateConversationClick();
}
});
}
return dialogBuilder.setNegativeButton(R.string.share_cancel, null)
.create();
}
@Override
public void onDismiss(DialogInterface dialog) {
if (!mDismissed) {
final Activity activity = getActivity();
if (activity != null) {
activity.finish();
}
}
}
/**
* {@inheritDoc} from Fragment
*/
@Override
public void onDestroy() {
super.onDestroy();
mListBinding.unbind();
}
@Override
public void onAttach(final Activity activity) {
super.onAttach(activity);
if (activity instanceof HostInterface) {
mHost = (HostInterface) activity;
}
mListBinding.bind(DataModel.get().createConversationListData(activity, this, false));
}
@Override
public void onConversationListCursorUpdated(final ConversationListData data,
final Cursor cursor) {
mListBinding.ensureBound(data);
mAdapter.swapCursor(cursor);
updateEmptyListUi(cursor == null || cursor.getCount() == 0);
}
/**
* {@inheritDoc} from SharIntentItemView.HostInterface
*/
@Override
public void onConversationClicked(final ConversationListItemData conversationListItemData) {
mHost.onConversationClick(conversationListItemData);
}
// Show and hide empty list UI as needed with appropriate text based on view specifics
private void updateEmptyListUi(final boolean isEmpty) {
if (isEmpty) {
mEmptyListMessageView.setTextHint(R.string.conversation_list_empty_text);
mEmptyListMessageView.setVisibility(View.VISIBLE);
} else {
mEmptyListMessageView.setVisibility(View.GONE);
}
}
@Override
public void setBlockedParticipantsAvailable(boolean blockedAvailable) {
}
}
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