Java tutorial
/* FaBoConnectFragment Copyright (c) 2014 NTT DOCOMO,INC. Released under the MIT license http://opensource.org/licenses/mit-license.php */ package org.deviceconnect.android.deviceplugin.fabo.setting.fragment; import android.app.Activity; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.hardware.usb.UsbDevice; import android.hardware.usb.UsbManager; import android.os.Bundle; import android.support.v4.app.Fragment; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; import android.widget.TextView; import org.deviceconnect.android.deviceplugin.fabo.FaBoDeviceService; import org.deviceconnect.android.deviceplugin.fabo.R; import org.deviceconnect.android.deviceplugin.fabo.param.FaBoConst; import org.deviceconnect.android.deviceplugin.fabo.setting.FaBoSettingActivity; import java.util.HashMap; /** * ?Fragment. * * @author NTT DOCOMO, INC. */ public class FaBoConnectFragment extends Fragment { /** Context. */ private static Context mContext; /** Activity. */ private static Activity mActivity; /** TAG. */ private static final String TAG = "FABO_PLUGIN_SETTING"; /** TextView. */ private static TextView mTextViewCommment; /** Button. */ private static Button mOutputButton; /** Service Status. */ private static int mFaBoStatus; /** Activity Status. */ private static int mActivityStatus; /** Activity. */ private static FaBoSettingActivity mParent; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { // Root view. View root = inflater.inflate(R.layout.connect, container, false); // Get context. mContext = getActivity().getBaseContext(); mActivity = getActivity(); // Set status. mActivityStatus = FaBoConst.STATUS_ACTIVITY_DISPLAY; mFaBoStatus = FaBoConst.STATUS_FABO_NOCONNECT; // Textview. mTextViewCommment = (TextView) root.findViewById(R.id.textViewComment); // ???USB?. mOutputButton = (Button) root.findViewById(R.id.outputButton); mOutputButton.setEnabled(false); mOutputButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // Service??. Intent mIntent = new Intent(mContext, FaBoDeviceService.class); mContext.startService(mIntent); // USB Open?Service?Broadcast. Intent intent = new Intent(FaBoConst.DEVICE_TO_ARDUINO_OPEN_USB); mContext.sendBroadcast(intent); } }); return root; } @Override public void onResume() { super.onResume(); // USB????Broadcast Receiver. IntentFilter mIntentFilter = new IntentFilter(); mIntentFilter.addAction(FaBoConst.DEVICE_TO_ARDUINO_OPEN_USB_RESULT); mIntentFilter.addAction(FaBoConst.DEVICE_TO_ARDUINO_CHECK_USB_RESULT); mIntentFilter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED); mContext.registerReceiver(mUSBResultEvent, mIntentFilter); // Arduino Uno???. Intent intent = new Intent(FaBoConst.DEVICE_TO_ARDUINO_CHECK_USB); mContext.sendBroadcast(intent); // USB???. UsbManager manager = (UsbManager) mContext.getSystemService(Context.USB_SERVICE); HashMap<String, UsbDevice> deviceList = manager.getDeviceList(); for (UsbDevice device : deviceList.values()) { if (device.getVendorId() == 10755) { mActivity.runOnUiThread(new Runnable() { @Override public void run() { mTextViewCommment.setText(R.string.arduinoorg_find); mOutputButton.setEnabled(false); } }); } else if (device.getVendorId() == 9025) { mActivity.runOnUiThread(new Runnable() { @Override public void run() { mTextViewCommment.setText(R.string.arduinocc_find); mOutputButton.setEnabled(true); } }); break; } } } @Override public void onStop() { super.onStop(); mContext.unregisterReceiver(mUSBResultEvent); mActivityStatus = FaBoConst.STATUS_ACTIVITY_PAUSE; } /** * Broadcast receiver for usb event. */ private BroadcastReceiver mUSBResultEvent = new BroadcastReceiver() { @Override public void onReceive(final Context context, final Intent intent) { String action = intent.getAction(); if (action.equals(FaBoConst.DEVICE_TO_ARDUINO_OPEN_USB_RESULT)) { int resultId = intent.getIntExtra("resultId", 0); Log.i(TAG, "resultId:" + resultId); if (resultId == FaBoConst.CAN_NOT_FIND_USB) { mTextViewCommment.setText(R.string.not_found_arduino); } else if (resultId == FaBoConst.FAILED_OPEN_USB) { mTextViewCommment.setText(R.string.failed_open_usb); } else if (resultId == FaBoConst.FAILED_CONNECT_ARDUINO) { mTextViewCommment.setText(R.string.failed_connect_arduino); } else if (resultId == FaBoConst.SUCCESS_CONNECT_ARDUINO) { mTextViewCommment.setText(R.string.success_connect_arduino); } else if (resultId == FaBoConst.SUCCESS_CONNECT_FIRMATA) { mTextViewCommment.setText(R.string.success_connect); mOutputButton.setEnabled(false); mFaBoStatus = FaBoConst.STATUS_FABO_RUNNING; } else if (resultId == FaBoConst.FAILED_CONNECT_FIRMATA) { mParent.moveWriteFirmata(); mFaBoStatus = FaBoConst.STATUS_FABO_NOCONNECT; } } else if (action.equals(FaBoConst.DEVICE_TO_ARDUINO_CHECK_USB_RESULT)) { int statusId = intent.getIntExtra("statusId", 0); if (statusId == FaBoConst.STATUS_FABO_NOCONNECT) { // USB???. UsbManager manager = (UsbManager) mContext.getSystemService(Context.USB_SERVICE); HashMap<String, UsbDevice> deviceList = manager.getDeviceList(); for (UsbDevice device : deviceList.values()) { if (device.getVendorId() == 10755) { mActivity.runOnUiThread(new Runnable() { @Override public void run() { mTextViewCommment.setText(R.string.arduinoorg_find); mOutputButton.setEnabled(false); } }); } else if (device.getVendorId() == 9025) { mActivity.runOnUiThread(new Runnable() { @Override public void run() { mTextViewCommment.setText(R.string.arduinocc_find); mOutputButton.setEnabled(true); } }); break; } } mFaBoStatus = FaBoConst.STATUS_FABO_NOCONNECT; } else if (statusId == FaBoConst.STATUS_FABO_INIT) { mFaBoStatus = FaBoConst.STATUS_FABO_INIT; } else if (statusId == FaBoConst.STATUS_FABO_RUNNING) { mTextViewCommment.setText(R.string.success_connect); mFaBoStatus = FaBoConst.STATUS_FABO_RUNNING; mOutputButton.setEnabled(false); } } else if (action.equals(UsbManager.ACTION_USB_DEVICE_DETACHED)) { mTextViewCommment.setText(R.string.disconnect_usb); mOutputButton.setEnabled(false); mFaBoStatus = FaBoConst.STATUS_FABO_NOCONNECT; Intent closeIntent = new Intent(FaBoConst.DEVICE_TO_ARDUINO_CLOSE_USB); mContext.sendBroadcast(closeIntent); } } }; @Override public void onAttach(Activity activity) { mParent = (FaBoSettingActivity) activity; super.onAttach(activity); } }