@Override
public void onDestroy() {
// Disconnect mqtt
if (mMqttManager != null) {
mMqttManager.disconnect();
}
// Retain data
saveRetainedDataFragment();
super.onDestroy();
}
private void updateMqttStatus() {
if (mMqttMenuItem == null)
return; // Hack: Sometimes this could have not been initialized so we don't update icons
MqttManager mqttManager = mMqttManager.getInstance(this);
MqttManager.MqqtConnectionStatus status = mqttManager.getClientStatus();
if (status == MqttManager.MqqtConnectionStatus.CONNECTING) {
final int kConnectingAnimationDrawableIds[] = {
R.drawable.mqtt_connecting1, R.drawable.mqtt_connecting2, R.drawable.mqtt_connecting3
};
mMqttMenuItem.setIcon(kConnectingAnimationDrawableIds[mMqttMenuItemAnimationFrame]);
mMqttMenuItemAnimationFrame =
(mMqttMenuItemAnimationFrame + 1) % kConnectingAnimationDrawableIds.length;
} else if (status == MqttManager.MqqtConnectionStatus.CONNECTED) {
mMqttMenuItem.setIcon(R.drawable.mqtt_connected);
mMqttMenuItemAnimationHandler.removeCallbacks(mMqttMenuItemAnimationRunnable);
} else {
mMqttMenuItem.setIcon(R.drawable.mqtt_disconnected);
mMqttMenuItemAnimationHandler.removeCallbacks(mMqttMenuItemAnimationRunnable);
}
}
@Override
public void onResume() {
super.onResume();
// Setup listeners
mBleManager.setBleListener(this);
mMqttManager.setListener(this);
updateMqttStatus();
// Start UI refresh
// Log.d(TAG, "add ui timer");
updateUI();
isUITimerRunning = true;
mUIRefreshTimerHandler.postDelayed(mUIRefreshTimerRunnable, 0);
}
@Override
public synchronized void onDataAvailable(BluetoothGattCharacteristic characteristic) {
// UART RX
if (characteristic.getService().getUuid().toString().equalsIgnoreCase(UUID_SERVICE)) {
if (characteristic.getUuid().toString().equalsIgnoreCase(UUID_RX)) {
final byte[] bytes = characteristic.getValue();
final String data = new String(bytes, Charset.forName("UTF-8"));
mReceivedBytes += bytes.length;
final UartDataChunk dataChunk =
new UartDataChunk(System.currentTimeMillis(), UartDataChunk.TRANSFERMODE_RX, data);
mDataBuffer.add(dataChunk);
final String formattedData = mShowDataInHexFormat ? asciiToHex(data) : data;
runOnUiThread(
new Runnable() {
@Override
public void run() {
if (mIsTimestampDisplayMode) {
final String currentDateTimeString =
DateFormat.getTimeInstance().format(new Date(dataChunk.getTimestamp()));
mBufferListAdapter.add(
new TimestampData(
"[" + currentDateTimeString + "] TX: " + formattedData, mRxColor));
// mBufferListAdapter.add("[" + currentDateTimeString + "] RX: " + formattedData);
// mBufferListView.smoothScrollToPosition(mBufferListAdapter.getCount() - 1);
mBufferListView.setSelection(mBufferListAdapter.getCount());
}
updateUI();
}
});
// MQTT publish to RX
MqttSettings settings = MqttSettings.getInstance(UartActivity.this);
if (settings.isPublishEnabled()) {
String topic = settings.getPublishTopic(MqttUartSettingsActivity.kPublishFeed_RX);
final int qos = settings.getPublishQos(MqttUartSettingsActivity.kPublishFeed_RX);
mMqttManager.publish(topic, data, qos);
}
}
}
}
private void uartSendData(String data, boolean wasReceivedFromMqtt) {
// MQTT publish to TX
MqttSettings settings = MqttSettings.getInstance(UartActivity.this);
if (!wasReceivedFromMqtt) {
if (settings.isPublishEnabled()) {
String topic = settings.getPublishTopic(MqttUartSettingsActivity.kPublishFeed_TX);
final int qos = settings.getPublishQos(MqttUartSettingsActivity.kPublishFeed_TX);
mMqttManager.publish(topic, data, qos);
}
}
// Add eol
if (mIsEolEnabled) {
// Add newline character if checked
data += "\n";
}
// Send to uart
if (!wasReceivedFromMqtt
|| settings.getSubscribeBehaviour() == MqttSettings.kSubscribeBehaviour_Transmit) {
sendData(data);
mSentBytes += data.length();
}
// Add to current buffer
UartDataChunk dataChunk =
new UartDataChunk(System.currentTimeMillis(), UartDataChunk.TRANSFERMODE_TX, data);
mDataBuffer.add(dataChunk);
final String formattedData = mShowDataInHexFormat ? asciiToHex(data) : data;
if (mIsTimestampDisplayMode) {
final String currentDateTimeString =
DateFormat.getTimeInstance().format(new Date(dataChunk.getTimestamp()));
mBufferListAdapter.add(
new TimestampData("[" + currentDateTimeString + "] TX: " + formattedData, mTxColor));
mBufferListView.setSelection(mBufferListAdapter.getCount());
}
// Update UI
updateUI();
}
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_uart);
mBleManager = BleManager.getInstance(this);
restoreRetainedDataFragment();
// Choose UI controls component based on available width
/*
if (!kShowUartControlsInTopBar)
{
LinearLayout headerLayout = (LinearLayout) findViewById(R.id.headerLayout);
ViewGroup controlsLayout = (ViewGroup) getLayoutInflater().inflate(R.layout.layout_uart_singleline_controls, headerLayout, false);
controlsLayout.measure(0, 0);
int controlWidth = controlsLayout.getMeasuredWidth();
Display display = getWindowManager().getDefaultDisplay();
Point size = new Point();
display.getSize(size);
int rootWidth = size.x;
if (controlWidth > rootWidth) // control too big, use a smaller version
{
controlsLayout = (ViewGroup) getLayoutInflater().inflate(R.layout.layout_uart_multiline_controls, headerLayout, false);
}
//Log.d(TAG, "width: " + controlWidth + " baseWidth: " + rootWidth);
headerLayout.addView(controlsLayout);
}
*/
// Get default theme colors
TypedValue typedValue = new TypedValue();
Resources.Theme theme = getTheme();
theme.resolveAttribute(R.attr.colorPrimaryDark, typedValue, true);
mTxColor = typedValue.data;
theme.resolveAttribute(R.attr.colorControlActivated, typedValue, true);
mRxColor = typedValue.data;
// UI
mBufferListView = (ListView) findViewById(R.id.bufferListView);
mBufferListAdapter = new TimestampListAdapter(this, R.layout.layout_uart_datachunkitem);
mBufferListView.setAdapter(mBufferListAdapter);
mBufferListView.setDivider(null);
mBufferTextView = (EditText) findViewById(R.id.bufferTextView);
mBufferTextView.setKeyListener(null); // make it not editable
mSendEditText = (EditText) findViewById(R.id.sendEditText);
mSendEditText.setOnEditorActionListener(
new TextView.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView textView, int actionId, KeyEvent keyEvent) {
if (actionId == EditorInfo.IME_ACTION_SEND) {
onClickSend(null);
return true;
}
return false;
}
});
mSendEditText.setOnFocusChangeListener(
new View.OnFocusChangeListener() {
public void onFocusChange(View view, boolean hasFocus) {
if (!hasFocus) {
// Dismiss keyboard when sendEditText loses focus
dismissKeyboard(view);
}
}
});
mSentBytesTextView = (TextView) findViewById(R.id.sentBytesTextView);
mReceivedBytesTextView = (TextView) findViewById(R.id.receivedBytesTextView);
// Read shared preferences
maxPacketsToPaintAsText = PreferencesFragment.getUartTextMaxPackets(this);
// Log.d(TAG, "maxPacketsToPaintAsText: "+maxPacketsToPaintAsText);
// Read local preferences
SharedPreferences preferences = getSharedPreferences(kPreferences, MODE_PRIVATE);
mShowDataInHexFormat = !preferences.getBoolean(kPreferences_asciiMode, true);
final boolean isTimestampDisplayMode =
preferences.getBoolean(kPreferences_timestampDisplayMode, false);
setDisplayFormatToTimestamp(isTimestampDisplayMode);
mIsEchoEnabled = preferences.getBoolean(kPreferences_echo, true);
mIsEolEnabled = preferences.getBoolean(kPreferences_eol, true);
invalidateOptionsMenu(); // udpate options menu with current values
/*
if (!kShowUartControlsInTopBar) {
Switch mEchoSwitch;
Switch mEolSwitch;
mEchoSwitch = (Switch) findViewById(R.id.echoSwitch);
mEchoSwitch.setChecked(mIsEchoEnabled);
mEolSwitch = (Switch) findViewById(R.id.eolSwitch);
mEolSwitch.setChecked(mIsEolEnabled);
RadioButton asciiFormatRadioButton = (RadioButton) findViewById(R.id.asciiFormatRadioButton);
asciiFormatRadioButton.setChecked(!mShowDataInHexFormat);
asciiFormatRadioButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mShowDataInHexFormat = !isChecked;
}
});
RadioButton hexFormatRadioButton = (RadioButton) findViewById(R.id.hexFormatRadioButton);
hexFormatRadioButton.setChecked(mShowDataInHexFormat);
hexFormatRadioButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mShowDataInHexFormat = isChecked;
}
});
RadioButton textDisplayFormatRadioButton = (RadioButton) findViewById(R.id.textDisplayModeRadioButton);
textDisplayFormatRadioButton.setChecked(!mIsTimestampDisplayMode);
textDisplayFormatRadioButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mIsTimestampDisplayMode = !isChecked;
}
});
RadioButton timestampDisplayFormatRadioButton = (RadioButton) findViewById(R.id.timestampDisplayModeRadioButton);
timestampDisplayFormatRadioButton.setChecked(mIsTimestampDisplayMode);
timestampDisplayFormatRadioButton.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
@Override
public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
mIsTimestampDisplayMode = isChecked;
}
});
setDisplayFormatToTimestamp(mIsTimestampDisplayMode);
}
*/
// Continue
onServicesDiscovered();
// Mqtt init
mMqttManager = MqttManager.getInstance(this);
if (MqttSettings.getInstance(this).isConnected()) {
mMqttManager.connectFromSavedSettings(this);
}
}