so it's an order issue, Could you please instruct me which part should
i change?, because honestly i have read loads of articles and i don't
think i am going anywhere which getting more n more frustrating...
That would be Very Appreciated.
On Feb 9, 8:21 pm, Kristopher Micinski <krismicin...@gmail.com> wrote:
> Oh, you're not using the BluetoothAdapter correctly... You basically call
> "startdiscovery" and then display stuff. That's not how it works. It's an
> asynchronous call. You start discovery with .startDiscovery() and then you
> have to wait until it's finished. To handle that, you wait for a broadcast
> action (ACTION_DISCOVERY_FINISHED) to be sent, you have to register a
> broadcastreciever to deal with that.
>
> You can read all about this in the BluetoothAdapter API documentation,
> that's where I suggest you start. There's also a Bluetooth demo somewhere,
> not sure if it works for more recent devices, but I remember to have gotten
> it working on the Hero a long time ago (that being said, BT on the older
> HTCs was always somewhat flaky for me).
>
> kris
>
>
>
>
>
>
>
> On Thu, Feb 9, 2012 at 11:13 AM, Soyer <mblack...@gmail.com> wrote:
> > Hello Kris, i tried it on a mobile phone (HTC Hero) and no detected
> > devices were displayed...it's showing the default bluetooth adapter,
> > and then "Start discovering", "Done with discovery" and at last:
> > "Devices paired: " and nothing displayed, though my other
> > mobile phone is next to it.
>
> > On Feb 9, 7:41 pm, Kristopher Micinski <krismicin...@gmail.com> wrote:
> > > Did you try running this in a debugger to see what's going on?
>
> > > kris
>
> > > On Thu, Feb 9, 2012 at 9:58 AM, Soyer <mblack...@gmail.com> wrote:
> > > > Sure, first bluetooth detection on Android emulator is not supported
> > > > on Wind7 so i used VirtualBox to run it on Linux2.4, so the bluetooth
> > > > features are supported by the Host OS and the emulator, but the thing
> > > > is that the app is not detecting any devices (My phone...)
>
> > > > This is my code:
> > > > package android.mgo.helloandroid;
>
> > > > import java.util.Set;
>
> > > > import android.app.Activity;
> > > > import android.content.Intent;
> > > > import android.os.Bundle;
> > > > import android.view.View;
> > > > import android.view.View.OnClickListener;
> > > > import android.widget.Button;
> > > > import android.widget.EditText;
> > > > import android.bluetooth.BluetoothAdapter;
> > > > import android.bluetooth.BluetoothDevice;
> > > > import android.content.Intent;
>
> > > > public class UIdrawingActivity extends Activity implements
> > > > OnClickListener {
> > > > /** Called when the activity is first created. */
>
> > > > Button startdetectingbtn;
> > > > Button clearbtn;
> > > > EditText roomnumbertext;
> > > > EditText bluetoothdetect;
> > > > @Override
> > > > public void onCreate(Bundle savedInstanceState) {
> > > > super.onCreate(savedInstanceState);
> > > > setContentView(R.layout.main);
> > > > bluetoothdetect = (EditText)findViewById(R.id.detectedsignal);
>
> > > > clearbtn = (Button)findViewById(R.id.clearbtn);
>
> > > > View startdetectingbtn = findViewById(R.id.startdetectingbtn);
> > > > startdetectingbtn.setOnClickListener(this);
>
> > > > clearbtn.setOnClickListener(new OnClickListener() {
> > > > // clear the text boxes
> > > > @Override
> > > > public void onClick(View v) {
>
> > > > bluetoothdetect.setText("");
>
> > > > }
>
> > > > });}
>
> > > > @Override
> > > > public void onClick(View v) {
>
> > > > switch (v.getId()) {
> > > > case R.id.startdetectingbtn:
>
> > > > EditText bluetoothtext =
> > > > (EditText)findViewById(R.id.detectedsignal);
>
> > > > // Getting the Bluetooth adapter
> > > > BluetoothAdapter adapter =
> > > > BluetoothAdapter.getDefaultAdapter();
> > > > bluetoothtext.append("\nAdapter: " +
> > adapter);
>
> > > > // Check for Bluetooth support in the first place
> > > > // Emulator doesn't support Bluetooth and will return
> > null
> > > > if(adapter==null) {
> > > > bluetoothtext.append("\nBluetooth NOT supported.
> > > > Aborting.");
> > > > return;
> > > > }
> > > > else{
> > > > // Starting the device discovery
> > > > bluetoothtext.append("\nStarting
> > discovery...");
> > > > adapter.startDiscovery();
> > > > bluetoothtext.append("\nDone with
> > discovery...");
>
> > > > // Listing paired devices
> > > > bluetoothtext.append("\nDevices Paired:");
> > > > Set<BluetoothDevice> devices =
> > > > adapter.getBondedDevices();
> > > > for (BluetoothDevice device : devices)
> > > > {
> > > > bluetoothtext.append("\nFound
> > device: "
> > > > + device);
>
> > > > }
>
> > > > }
> > > > }
>
> > > > }
>
> > > > }
>
> > > > and the following is Manifest.xml file:
>
> > > > <?xml version="1.0" encoding="utf-8"?>
> > > > <manifest xmlns:android="http://schemas.android.com/apk/res/android";
> > > > package="android.mgo.helloandroid"
> > > > android:versionCode="1"
> > > > android:versionName="1.0" >
>
> > > > <uses-sdk android:minSdkVersion="3" />
>
> > > > <application
> > > > android:icon="@drawable/ic_launcher"
> > > > android:label="@string/app_name" >
>
> > > > <activity
> > > > android:label="@string/app_name"
> > > > android:name=".UIdrawingActivity" >
> > > > <intent-filter >
> > > > <action android:name="android.intent.action.MAIN" />
> > > > <category
> > > > android:name="android.intent.category.LAUNCHER" />
> > > > </intent-filter>
> > > > </activity>
>
> > > > </application>
> > > > <uses-permission android:name="android.permission.BLUETOOTH" />
> > > > <uses-permission
> > > > android:name="android.permission.BLUETOOTH_ADMIN" />
> > > > </manifest>
>
> > > > On Feb 9, 6:29 pm, TreKing <treking...@gmail.com> wrote:
> > > > > On Thu, Feb 9, 2012 at 5:42 AM, Soyer <mblack...@gmail.com> wrote:
> > > > > > the issue now is that i don't know why it is not listing any
> > detected
> > > > > > devices.
>
> > > > > > Any Ideas?
>
> > > > > Elaborate on your problem. There is almost no information here for
> > anyone
> > > > > to help you.
>
> > ---------------------------------------------------------------------------
> > > > ----------------------
> > > > > TreKing <http://sites.google.com/site/rezmobileapps/treking> -
> > Chicago
> > > > > transit tracking app for Android-powered devices
>
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