public static void PlayTone(Tone[] tones)
{
WAVEFORMAT_MIDI wfm = new WAVEFORMAT_MIDI();
wfm.WAVEFORMATEX.FormatTag = FormatTag.MIDI;
wfm.WAVEFORMATEX.Channels = 1;
wfm.WAVEFORMATEX.BlockAlign = 8; // sizeof(WAVEFORMAT_MIDI_MESSAGE);
wfm.WAVEFORMATEX.Size = WAVEFORMAT_MIDI_EXTRASIZE;
// trial & error seems to be the way to get this - tested using an Axim x51
// maybe expose these if it varies from hardware to hardware
wfm.USecPerQuarterNote = 100000;
wfm.TicksPerQuarterNote = 15;
IntPtr hWaveOut;
EventWaitHandle hEvent = new EventWaitHandle(false, EventResetMode.ManualReset);
byte[] d = wfm.GetBytes();
int result = WaveAudio.NativeMethods.waveOutOpen(out hWaveOut, 0, d, hEvent.Handle, 0, CALLBACK_EVENT);
Audio.CheckWaveError(result);
WAVEFORMAT_MIDI_MESSAGE[] messages = new WAVEFORMAT_MIDI_MESSAGE[2 * tones.Length];
int totalDuration = 0;
for (int i = 0; i < tones.Length; i++)
{
messages[i * 2].DeltaTicks = 0;
messages[i * 2].MidiMsg = (uint)(0x7F0090 | (tones[i].MIDINote << 8)); // Note on
messages[i * 2 + 1].DeltaTicks = (uint)(tones[i].Duration);
messages[i * 2 + 1].MidiMsg = (uint)(0x7F0080 | (tones[i].MIDINote << 8)); // Note off
totalDuration += tones[i].Duration;
}
byte[] headerData = new byte[messages.Length * WAVEFORMAT_MIDI_MESSAGE.Length];
for (int i = 0; i < messages.Length; i++)
{
Buffer.BlockCopy(messages[i].GetBytes(), 0, headerData, i * WAVEFORMAT_MIDI_MESSAGE.Length, WAVEFORMAT_MIDI_MESSAGE.Length);
}
WaveHeader header = new WaveHeader(headerData);
result = WaveAudio.NativeMethods.waveOutPrepareHeader(hWaveOut, header.Pointer, header.HeaderLength);
Audio.CheckWaveError(result);
result = WaveAudio.NativeMethods.waveOutWrite(hWaveOut, header.Pointer, header.HeaderLength);
Audio.CheckWaveError(result);
if (!hEvent.WaitOne(totalDuration * 20, false))
{
Debugger.Break();
}
result = WaveAudio.NativeMethods.waveOutUnprepareHeader(hWaveOut, header.Pointer, header.HeaderLength);
Audio.CheckWaveError(result);
result = WaveAudio.NativeMethods.waveOutClose(hWaveOut);
Audio.CheckWaveError(result);
}
/// <summary>
/// Begins running a standard application message loop on the current thread, and makes the specified form visible.
/// </summary>
/// <param name="mainForm">Form on which main message loop runs</param>
/// <param name="runAsSingletonApp">When <b>true</b>, if an existing instance of the app is already running, the current application instance will simply exit and the already running app will come to the fore</param>
/// <param name="displayMainForm">When set to true, the main form will be automatically displayed, else the app will be responsible for showing the Form</param>
public static void Run(Form mainForm, bool runAsSingletonApp, bool displayMainForm)
{
bool isNew = true;
NamedMutex m = new NamedMutex(true, Application2.StartupPath, out isNew);
if (runAsSingletonApp)
{
if (!isNew)
{
// activate the existing instance
EventWaitHandle wh = new EventWaitHandle(false, EventResetMode.AutoReset, Application2.StartupPath);
wh.Set();
return;
}
else
{
//create a thread to wait for any subsequent instances to signal
remoteActivateThread = new Thread(new System.Threading.ThreadStart(RemoteActivateThreadProc));
remoteActivateThread.IsBackground = true;
remoteActivateThread.Name = "SDF Application2 UI thread";
remoteActivateThread.Start();
// create a filter to track the currently active form so if
// we get reactivated from another instance attempting to run
// we know what Form to put topmost
currentFormFilter = new CurrentFormMessageFilter();
AddMessageFilter(currentFormFilter);
}
} // if (runAsSingletonApp)
mainForm.Closed += new EventHandler(MainFormExit);
Application2.mainForm = mainForm;
RunMessageLoop(displayMainForm);
}
/// <summary>
/// Initializes a new instance of the Timer class
/// </summary>
/// <param name="interval">The Interval for the Timer</param>
/// <param name="resolution">The resolution for the Timer</param>
public Timer2(int interval, int resolution)
{
if (!NativeMethods.NativeEntryPointExists("mmtimer.dll", "timeSetEvent"))
{
throw new PlatformNotSupportedException("This platform does not have the required Multimedia timer support");
}
if (interval <= 0)
{
throw new ArgumentOutOfRangeException("interval");
}
if (resolution < 0)
{
throw new ArgumentOutOfRangeException("resolution");
}
m_waitHandle = new EventWaitHandle(false, EventResetMode.AutoReset);
m_elapsedThread = new Thread(new System.Threading.ThreadStart(ElapsedThreadProc));
m_elapsedThread.IsBackground = true;
m_elapsedThread.Name = "SDF Timer2";
m_elapsedThread.Start();
this.Resolution = resolution;
this.Interval = interval;
}
private static void RemoteActivateThreadProc()
{
EventWaitHandle wh = new EventWaitHandle(false, EventResetMode.AutoReset, Application2.StartupPath);
while (true)
{
wh.WaitOne();
currentFormFilter.ActivateCurrentForm();
}
}
/// <summary>
/// Initializes a new instance of the FeedWorker.
/// </summary>
/// <param name="receiveCallback">A ReceiveHandler callback.</param>
/// <param name="checkInterval">An interval (milliseconds) to start receiving RSS feeds.</param>
public FeedWorker(ReceiveHandler receiveCallback, int checkInterval)
{
this.receiveCallback = receiveCallback;
FeedWorker.checkInterval = checkInterval;
this.stop = false;
//#if !CF
// resetEvent = new AutoResetEvent(false);
//#else
resetEvent = new EventWaitHandle(false, EventResetMode.ManualReset);
//#endif
feedList = new ArrayList();
timer = new Timer(new TimerCallback(TimerCall), resetEvent, Timeout.Infinite, Timeout.Infinite);
}
public void StopListen()
{
bool createdNew = false;
EventWaitHandle ewh = new EventWaitHandle(false, EventResetMode.ManualReset, WaitHandleName, out createdNew);
if (ewh != null)
{
m_quit = true;
ewh.Set();
EventWaitHandle quit = new EventWaitHandle(false, EventResetMode.ManualReset, WaitHandleNameQuit, out createdNew);
quit.WaitOne(5000, true);
}
m_listening = false;
}
protected void Dispose(bool finalizing)
{
// Check to see if Dispose has already been called.
if (!this.disposed)
{
// kill the worker thread
m_quit = true;
EventWaitHandle ewh = new EventWaitHandle(false, EventResetMode.ManualReset, WaitHandleName);
ewh.Set();
}
if (!finalizing)
{
GC.SuppressFinalize(this);
}
disposed = true;
}
/// <summary>
/// When overridden in a derived class, releases the unmanaged resources used by the LargeIntervalTimer, and optionally releases the managed resources.
/// </summary>
public void Dispose()
{
lock (m_interlock)
{
m_disposing = true;
if (Enabled)
{
Enabled = false;
}
if (m_quitHandle != null)
{
m_quitHandle.Set();
m_quitHandle.Close();
m_quitHandle = null;
}
}
}
private void InternalThreadProc(object state)
{
ThreadCount++;
int source;
string eventName = Guid.NewGuid().ToString();
EventWaitHandle waitHandle = new EventWaitHandle(false, EventResetMode.AutoReset, eventName);
if (TestCondition == 0)
{
Thread.Sleep(1000);
}
try
{
while (m_enabled)
{
if (TestCondition == 1)
{
Thread.Sleep(1000);
}
if (m_disposing)
{
return;
}
if (TestCondition == 2)
{
Thread.Sleep(1000);
}
if (m_useFirstTime)
{
Notify.RunAppAtTime(string.Format(@"\\.\Notifications\NamedEvents\{0}", eventName), m_firstTime);
m_useFirstTime = false;
}
else
{
// set up the next event
Notify.RunAppAtTime(string.Format(@"\\.\Notifications\NamedEvents\{0}", eventName), DateTime.Now.Add(m_interval));
m_firstTime = DateTime.MinValue;
}
if (TestCondition == 3)
{
Thread.Sleep(1000);
}
if (m_disposing)
{
return;
}
source = OpenNETCF.Threading.EventWaitHandle.WaitAny(new WaitHandle[] { waitHandle, m_quitHandle });
if (TestCondition == 4)
{
Thread.Sleep(1000);
}
// see if it's the event
if (source == 0)
{
m_cachedEnabled = null;
// fire the event if we have a listener
if (Tick != null)
{
// we need to decouple this call from the current thread or the lock will do nothing
ThreadPool.QueueUserWorkItem(new WaitCallback(
delegate
{
Tick(this, null);
}));
}
if (TestCondition == 5)
{
Thread.Sleep(1000);
}
if (OneShot)
{
if (TestCondition == 6)
{
Thread.Sleep(1000);
}
if (m_cachedEnabled != null)
{
if (TestCondition == 7)
{
Thread.Sleep(1000);
}
m_enabled = (m_cachedEnabled == true);
if (TestCondition == 8)
{
Thread.Sleep(1000);
}
}
else
{
m_enabled = false;
}
}
}
else
{
m_enabled = false;
}
}
}
finally
{
waitHandle.Close();
ThreadCount--;
if (ThreadCount == 0)
{
m_quitHandle.Reset();
}
}
}
/// <summary>
/// Creates an instance of a LargeIntervalTimer with a default interval of 60 seconds
/// </summary>
public LargeIntervalTimer()
{
m_quitHandle = new EventWaitHandle(false, EventResetMode.ManualReset);
}
private static void NotificationListenerProc()
{
int eventIndex = 0;
while (!m_killThread)
{
// have to have a timeout or this thread never dies, even when the calling app is stopped
eventIndex = EventWaitHandle.WaitAny(DeviceManagementInternals.m_events, 1000, true);
switch (eventIndex)
{
case TIME_CHANGE_INDEX:
m_currentEvent = TimeChanged;
break;
case TIMEZONE_CHANGE_INDEX:
m_currentEvent = TimeZoneChanged;
break;
case PCCARD_CHANGE_INDEX:
m_currentEvent = PCCardChanged;
break;
case IR_DISCOVERED_INDEX:
m_currentEvent = IRDiscovered;
break;
case NET_CONNECT_INDEX:
m_currentEvent = NetworkConnected;
break;
case NET_DISCONNECT_INDEX:
m_currentEvent = NetworkDisconnected;
break;
case AC_APPLIED_INDEX:
m_currentEvent = ACPowerApplied;
break;
case AC_REMOVED_INDEX:
m_currentEvent = ACPowerRemoved;
break;
case RESTORE_INDEX:
m_currentEvent = DeviceRestoreComplete;
break;
case SERIAL_DETECT_INDEX:
m_currentEvent = SerialDeviceDetected;
break;
case SYNC_COMPLETE_INDEX:
m_currentEvent = SynchronizationComplete;
break;
case WAKE_INDEX:
m_currentEvent = DeviceWake;
break;
case NAME_CHANGE_INDEX:
m_currentEvent = DeviceNameChange;
break;
case RNDIS_INDEX:
m_currentEvent = RNDISDeviceDetected;
break;
case PROXY_CHANGE_INDEX:
m_currentEvent = InternetProxyChange;
break;
default:
// most likely a timeout
m_currentEvent = null;
break;
}
if (m_currentEvent != null)
{
try
{
m_invoker.Invoke(new EventHandler(NotificationMarshaler));
}
catch (Exception)
{
// failure here is catastropic, so just exit the thread
return;
}
}
}
}
internal DeviceManagementInternals()
{
// create all the notitification listener events
m_events[TIME_CHANGE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, TIME_CHANGE_EVENT);
m_events[TIMEZONE_CHANGE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, TIMEZONE_CHANGE_EVENT);
m_events[PCCARD_CHANGE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, PCCARD_CHANGE_EVENT);
m_events[IR_DISCOVERED_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, IR_DISCOVERED_EVENT);
m_events[NET_CONNECT_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, NET_CONNECT_EVENT);
m_events[NET_DISCONNECT_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, NET_DISCONNECT_EVENT);
m_events[AC_APPLIED_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, AC_APPLIED_EVENT);
m_events[AC_REMOVED_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, AC_REMOVED_EVENT);
m_events[RESTORE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, RESTORE_EVENT);
m_events[SERIAL_DETECT_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, SERIAL_DETECT_EVENT);
m_events[SYNC_COMPLETE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, SYNC_COMPLETE_EVENT);
m_events[WAKE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, WAKE_EVENT);
m_events[NAME_CHANGE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, NAME_CHANGE_EVENT);
m_events[RNDIS_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, RNDIS_EVENT);
m_events[PROXY_CHANGE_INDEX] = new EventWaitHandle(
false, EventResetMode.AutoReset, PROXY_CHANGE_EVENT);
// set up all of the CeRunAppAtEvent notifications
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + TIME_CHANGE_EVENT, NotificationEvent.TimeChange);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + TIMEZONE_CHANGE_EVENT, NotificationEvent.TimeZoneChange);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + PCCARD_CHANGE_EVENT, NotificationEvent.DeviceChange);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + IR_DISCOVERED_EVENT, NotificationEvent.IRDiscovered);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + NET_CONNECT_EVENT, NotificationEvent.NetConnect);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + NET_DISCONNECT_EVENT, NotificationEvent.NetDisconnect);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + AC_APPLIED_EVENT, NotificationEvent.OnACPower);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + AC_REMOVED_EVENT, NotificationEvent.OffACPower);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + RESTORE_EVENT, NotificationEvent.RestoreEnd);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + SERIAL_DETECT_EVENT, NotificationEvent.RS232Detected);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + SYNC_COMPLETE_EVENT, NotificationEvent.SyncEnd);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + WAKE_EVENT, NotificationEvent.Wakeup);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + NAME_CHANGE_EVENT, NotificationEvent.MachineNameChange);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + RNDIS_EVENT, NotificationEvent.RndisFNDetected);
NativeMethods.CeRunAppAtEvent(NOTIFICATION_EVENT_PREFIX + PROXY_CHANGE_EVENT, NotificationEvent.InternetProxyChange);
m_invoker.Disposed += new EventHandler(m_invoker_Disposed);
}
private unsafe void ThreadProc()
{
IntPtr notifyHandle = NativeMethods.FindFirstChangeNotification(m_path, true, filter);
FileNotifyInformation notifyData = new FileNotifyInformation();
uint returned = 0;
uint available = 0;
EventWaitHandle ewh = new EventWaitHandle(false, EventResetMode.ManualReset, WaitHandleName);
EventWaitHandle quitWaitHandle = new EventWaitHandle(false, EventResetMode.ManualReset, WaitHandleNameQuit);
while (!m_quit)
{
ewh.Reset();
if (EventWaitHandle.WaitAny(new IntPtr[] { notifyHandle, ewh.Handle }, TimeoutInfinite, false) != EventWaitHandle.WaitTimeout)
{
if (m_quit)
{
break;
}
IntPtr ptr = IntPtr.Zero;
if (NativeMethods.CeGetFileNotificationInfo(notifyHandle, 0, ref ptr, 0, ref returned, ref available))
{
if (available > 0)
{
int maxData = 2048;
fixed(byte *pData = new byte[maxData])
{
// get data
if (NativeMethods.CeGetFileNotificationInfo(notifyHandle, 0, pData, maxData, ref returned, ref available))
{
notifyData = new FileNotifyInformation(pData, 0);
// handle data in notifyData
if (ValidateByFilter(notifyData.Filename))
{
RaiseEvents(notifyData.Action, notifyData.Filename);
}
int offset = 0;
offset += notifyData.NextEntryOffset;
while (notifyData.NextEntryOffset > 0)
{
notifyData = new FileNotifyInformation(pData, offset);
if (ValidateByFilter(notifyData.Filename))
{
RaiseEvents(notifyData.Action, notifyData.Filename);
}
offset += notifyData.NextEntryOffset;
}
}
}
}
else
{
//Seems that subdirectories don't return anything but then the notifyHandle is never reset and if available data is 0 notifyHandle never resets
NativeMethods.FindCloseChangeNotification(notifyHandle);
notifyHandle = NativeMethods.FindFirstChangeNotification(m_path, true, filter);
}
}
} // if( waithandle...
} // while (!m_quit)
NativeMethods.FindCloseChangeNotification(notifyHandle);
quitWaitHandle.Set();
}
