diff options
Diffstat (limited to 'AutoMessagingDemo/app/src/main/java/com/example/android/automessagingdemo/MessagingFragment.java')
-rw-r--r-- | AutoMessagingDemo/app/src/main/java/com/example/android/automessagingdemo/MessagingFragment.java | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/AutoMessagingDemo/app/src/main/java/com/example/android/automessagingdemo/MessagingFragment.java b/AutoMessagingDemo/app/src/main/java/com/example/android/automessagingdemo/MessagingFragment.java new file mode 100644 index 0000000..2fe75c6 --- /dev/null +++ b/AutoMessagingDemo/app/src/main/java/com/example/android/automessagingdemo/MessagingFragment.java @@ -0,0 +1,170 @@ +/* + * Copyright (C) 2014 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.example.android.automessagingdemo; + +import android.app.Fragment; +import android.content.ComponentName; +import android.content.Context; +import android.content.Intent; +import android.content.ServiceConnection; +import android.content.SharedPreferences; +import android.os.Bundle; +import android.os.IBinder; +import android.os.Message; +import android.os.Messenger; +import android.os.RemoteException; +import android.text.method.ScrollingMovementMethod; +import android.util.Log; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.Button; +import android.widget.TextView; + +/** + * The main fragment that shows the buttons and the text view containing the log. + */ +public class MessagingFragment extends Fragment implements View.OnClickListener { + + private static final String TAG = MessagingFragment.class.getSimpleName(); + + private Button mSendSingleConversation; + private Button mSendTwoConversations; + private Button mSendConversationWithThreeMessages; + private TextView mDataPortView; + private Button mClearLogButton; + + private Messenger mService; + private boolean mBound; + + private ServiceConnection mConnection = new ServiceConnection() { + @Override + public void onServiceConnected(ComponentName componentName, IBinder service) { + mService = new Messenger(service); + mBound = true; + setButtonsState(true); + } + + @Override + public void onServiceDisconnected(ComponentName componentName) { + mService = null; + mBound = false; + setButtonsState(false); + } + }; + + private SharedPreferences.OnSharedPreferenceChangeListener listener = + new SharedPreferences.OnSharedPreferenceChangeListener() { + @Override + public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) { + if (MessageLogger.LOG_KEY.equals(key)) { + mDataPortView.setText(MessageLogger.getAllMessages(getActivity())); + } + } + }; + + public MessagingFragment() { + } + + @Override + public View onCreateView(LayoutInflater inflater, ViewGroup container, + Bundle savedInstanceState) { + View rootView = inflater.inflate(R.layout.fragment_message_me, container, false); + + mSendSingleConversation = (Button) rootView.findViewById(R.id.send_1_conversation); + mSendSingleConversation.setOnClickListener(this); + + mSendTwoConversations = (Button) rootView.findViewById(R.id.send_2_conversations); + mSendTwoConversations.setOnClickListener(this); + + mSendConversationWithThreeMessages = + (Button) rootView.findViewById(R.id.send_1_conversation_3_messages); + mSendConversationWithThreeMessages.setOnClickListener(this); + + mDataPortView = (TextView) rootView.findViewById(R.id.data_port); + mDataPortView.setMovementMethod(new ScrollingMovementMethod()); + + mClearLogButton = (Button) rootView.findViewById(R.id.clear); + mClearLogButton.setOnClickListener(this); + + setButtonsState(false); + + return rootView; + } + + @Override + public void onClick(View view) { + if (view == mSendSingleConversation) { + sendMsg(1, 1); + } else if (view == mSendTwoConversations) { + sendMsg(2, 1); + } else if (view == mSendConversationWithThreeMessages) { + sendMsg(1, 3); + } else if (view == mClearLogButton) { + MessageLogger.clear(getActivity()); + mDataPortView.setText(MessageLogger.getAllMessages(getActivity())); + } + } + + @Override + public void onStart() { + super.onStart(); + getActivity().bindService(new Intent(getActivity(), MessagingService.class), mConnection, + Context.BIND_AUTO_CREATE); + } + + @Override + public void onPause() { + super.onPause(); + MessageLogger.getPrefs(getActivity()).unregisterOnSharedPreferenceChangeListener(listener); + } + + @Override + public void onResume() { + super.onResume(); + mDataPortView.setText(MessageLogger.getAllMessages(getActivity())); + MessageLogger.getPrefs(getActivity()).registerOnSharedPreferenceChangeListener(listener); + } + + @Override + public void onStop() { + super.onStop(); + if (mBound) { + getActivity().unbindService(mConnection); + mBound = false; + } + } + + private void sendMsg(int howManyConversations, int messagesPerConversation) { + if (mBound) { + Message msg = Message.obtain(null, MessagingService.MSG_SEND_NOTIFICATION, + howManyConversations, messagesPerConversation); + try { + mService.send(msg); + } catch (RemoteException e) { + Log.e(TAG, "Error sending a message", e); + MessageLogger.logMessage(getActivity(), "Error occurred while sending a message."); + } + } + } + + private void setButtonsState(boolean enable) { + mSendSingleConversation.setEnabled(enable); + mSendTwoConversations.setEnabled(enable); + mSendConversationWithThreeMessages.setEnabled(enable); + } +} |