【实例简介】android4.0开发
【实例截图】
【核心代码】
package cn.novacomm.igatelibtest;
import java.io.UnsupportedEncodingException;
import java.util.ArrayList;
import java.util.UUID;
import android.app.Activity;
import android.bluetooth.BluetoothAdapter;
import android.bluetooth.BluetoothDevice;
import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.content.IntentFilter;
import android.os.Bundle;
import android.text.method.ScrollingMovementMethod;
import android.util.Log;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.TextView;
import android.widget.Button;
import cn.novacomm.ble.iGate;
import cn.novacomm.ble.iGateCallBacks;
public class MainActivity extends Activity implements iGateCallBacks{
private static final int ENABLE_BT_REQUEST_ID &＃61; 1;
private TextView mIGateState;
private TextView mReceivedData;
private TextView mSendMsg;
private Button mButtonSend;
private ArrayList mConnectedBluetoothDevicesAddress&＃61;new ArrayList();
private int sendIndex&＃61;0;
private BroadcastReceiver mPairIntentReceiver&＃61;new BroadcastReceiver(){
public void onReceive(Context context, Intent intent) {
if (BluetoothDevice.ACTION_BOND_STATE_CHANGED.equals(intent.getAction()))
{
int bondState &＃61; intent.getIntExtra(BluetoothDevice.EXTRA_BOND_STATE, -1);
BluetoothDevice aDevice&＃61;intent.getParcelableExtra(BluetoothDevice.EXTRA_DEVICE);
if(bondState&＃61;&＃61;BluetoothDevice.BOND_BONDED){
mIgate.iGateDeviceSetPairState(aDevice.getAddress(), true);
}
}
}
};
&＃64;Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mIGateState&＃61;(TextView) findViewById(R.id.textViewState);
mReceivedData&＃61;(TextView) findViewById(R.id.textViewRxData);
mSendMsg&＃61;(TextView) findViewById(R.id.editTextSendStr);
mSendMsg.setText("&N 29604");
mReceivedData.setMovementMethod(ScrollingMovementMethod.getInstance());
mButtonSend &＃61; (Button) findViewById(R.id.buttonSend);
mButtonSend.setOnClickListener(new OnClickListener() {
public void onClick(View v) {
TextView view &＃61; (TextView) findViewById(R.id.editTextSendStr);
String message &＃61; view.getText().toString();
if(sendIndex
mIgate.iGateDeviceSendData(mConnectedBluetoothDevicesAddress.get(sendIndex), message.getBytes());
}
else{
sendIndex&＃61;0;
if(mConnectedBluetoothDevicesAddress.size()>0){
mIgate.iGateDeviceSendData(mConnectedBluetoothDevicesAddress.get(sendIndex), message.getBytes());
}
}
sendIndex ;
if(sendIndex&＃61;&＃61;mConnectedBluetoothDevicesAddress.size()){
sendIndex&＃61;0;
}
}
});
mIgate &＃61; new iGate(this, UUID.fromString("C14D2C0A-401F-B7A9-841F-E2E93B80F631") ,this);
}
&＃64;Override
protected void onResume() {
super.onResume();
mIgate.initialize(false);
IntentFilter bluetoothPairFilter &＃61; new IntentFilter();
bluetoothPairFilter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
registerReceiver(mPairIntentReceiver, bluetoothPairFilter);
}
&＃64;Override
protected void onPause() {
super.onPause();
unregisterReceiver(mPairIntentReceiver);
}
&＃64;Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.main, menu);
if (mIgate.getIGateState()&＃61;&＃61;iGateHostState.iGateHostStateSearching) {
menu.findItem(R.id.scanning_start).setVisible(false);
menu.findItem(R.id.scanning_stop).setVisible(true);
menu.findItem(R.id.scanning_indicator)
.setActionView(R.layout.progress_indicator);
} else {
menu.findItem(R.id.scanning_start).setVisible(true);
menu.findItem(R.id.scanning_stop).setVisible(false);
menu.findItem(R.id.scanning_indicator).setActionView(null);
}
return true;
}
&＃64;Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.scanning_start:
mIgate.startScanning(false);
break;
case R.id.scanning_stop:
mIgate.stopScanning();
break;
}
invalidateOptionsMenu();
return true;
}
&＃64;Override
public void onBackPressed(){
for(int i&＃61;0;i
mIgate.iGateDeviceDisconnect(mConnectedBluetoothDevicesAddress.get(i));
}
if(mIgate.getIGateState()&＃61;&＃61;iGateCallBacks.iGateHostState.iGateHostStateSearching){
mIgate.stopScanning();
}
super.onBackPressed();
}
public void iGateHostDidUpdateState(final iGateHostState state){
switch(state){
case iGateHostStatePoweredOff:
Intent enableBtIntent &＃61; new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
startActivityForResult(enableBtIntent, ENABLE_BT_REQUEST_ID);
case iGateHostStateIdle:
case iGateHostStateSearching:
invalidateOptionsMenu();
break;
default:
break;
}
// adding to the UI have to happen in UI thread
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
switch(mIgate.getIGateState()){
case iGateHostStateIdle:
if(mConnectedBluetoothDevicesAddress.size()&＃61;&＃61;0){
mIGateState.setText(R.string.str_idle);
}
else{
listConnectedDevices();
}
break;
case iGateHostStateSearching:
mIGateState.setText(R.string.str_scanning);
break;
default:
break;
}
}
});
}
public void iGateDeviceFound(final String bluetoothAddress, final int rssi, final byte[] record){
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
mIGateState.setText(getString(R.string.str_found) bluetoothAddress);
mIgate.stopScanning();
mIgate.iGateDeviceConnect(bluetoothAddress);
}
});
}
public void iGateDeviceConnected(final String bluetoothAddress){
if(!mConnectedBluetoothDevicesAddress.contains(bluetoothAddress)){
mConnectedBluetoothDevicesAddress.add(bluetoothAddress);
}
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
mIgate.iGateDeviceBondService(bluetoothAddress);
}
});
}
public void iGateDeviceServiceBonded(final String bluetoothAddress){
if(!mConnectedBluetoothDevicesAddress.contains(bluetoothAddress)){
mConnectedBluetoothDevicesAddress.add(bluetoothAddress);
}
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
listConnectedDevices();
}
});
}
public void iGateDeviceDisConnected(final String bluetoothAddress){
mConnectedBluetoothDevicesAddress.remove(bluetoothAddress);
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
if(mConnectedBluetoothDevicesAddress.size()>0){
String allConnectedDevices&＃61;new String();
for(int i&＃61;0;i
allConnectedDevices &＃61;" " mConnectedBluetoothDevicesAddress.get(i);
}
mIGateState.setText(getString(R.string.str_connected) allConnectedDevices);
}
else{
mIGateState.setText(getString(R.string.str_idle));
}
}
});
}
public void iGateDeviceReceivedData(final String bluetoothAddress, final byte[] data){
try {
final String tmpValue &＃61; new String(data,"UTF-8");
runOnUiThread(new Runnable() {
&＃64;Override
public void run() {
mReceivedData.append(tmpValue);
Log.e("receivedata", "receivedata");
}
});
} catch (UnsupportedEncodingException e) {
e.printStackTrace();
}
}
public void iGateDeviceUpdateRssi(final String bluetoothAddress, final int rssi){
Log.i("------", String.format("Rssi report %s,%d", mIgate.iGateDeviceGetName(bluetoothAddress),rssi));
}
public void iGateDeviceLinkLossAlertLevelReport(final String bluetoothAddress, byte alertLevel){
Log.i("------", String.format("Link loss alert level %s,%d", bluetoothAddress,alertLevel));
}
public void iGateDeviceTxPowerReport(final String bluetoothAddress, byte txPower){
Log.i("------", String.format("Tx Power %s,%d", bluetoothAddress,txPower));
}
private void listConnectedDevices(){
String allConnectedDevices&＃61;new String();
for(int i&＃61;0;i
allConnectedDevices &＃61;" " mConnectedBluetoothDevicesAddress.get(i);
}
mIGateState.setText(getString(R.string.str_connected) allConnectedDevices);
}
private iGate mIgate&＃61;null;
}
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