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Merged in v2 (pull request #3)

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Sync v2 to master
This commit is contained in:
Eugene Wang 2014-09-02 11:23:14 -04:00
commit 8d54e66e62
25 changed files with 239 additions and 110 deletions
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2
NTwain/DataTransferredEventArgs.cs
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@ -35,7 +35,7 @@ namespace NTwain
/// The memory data.
/// </value>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1819:PropertiesShouldNotReturnArrays")]
public byte[] MemData { get; internal set; }
public byte[] MemoryData { get; internal set; }
/// <summary>
/// Gets the final image information if applicable.

6
NTwain/Internals/InternalMessageLoopHook.cs
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@ -9,7 +9,7 @@ using System.Windows.Threading;
namespace NTwain.Internals
{
sealed class InternalMessageLoopHook : MessageLoopHook
sealed class InternalMessageLoopHook : MessageLoopHook
{
Dispatcher _dispatcher;
WindowsHook _hook;
@ -55,14 +55,14 @@ namespace NTwain.Internals
}
}
internal override void BeginInvoke(Action action)
public override void BeginInvoke(Action action)
{
if (_dispatcher == null) { throw new InvalidOperationException(Resources.MsgLoopUnavailble); }
_dispatcher.BeginInvoke(DispatcherPriority.Normal, action);
}
internal override void Invoke(Action action)
public override void Invoke(Action action)
{
if (_dispatcher == null) { throw new InvalidOperationException(Resources.MsgLoopUnavailble); }

2
NTwain/Internals/MESSAGE.cs
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@ -12,7 +12,7 @@ namespace NTwain.Internals
/// The MSG structure in Windows for TWAIN use.
/// </summary>
[StructLayout(LayoutKind.Sequential)]
public struct MESSAGE
struct MESSAGE
{
public MESSAGE(IntPtr hwnd, int message, IntPtr wParam, IntPtr lParam)
{

6
NTwain/Internals/TransferLogic.cs
View File

@ -118,9 +118,9 @@ namespace NTwain.Internals
} while (rc == ReturnCode.Success && pending.Count != 0);
// some poorly written scanner drivers return failure on EndXfer so also check for pending count now
// some poorly written scanner drivers return failure on EndXfer so also check for pending count now.
// this may break with other sources but we'll see
if (pending.Count == 0)
if (pending.Count == 0 && session.State > 5)
{
session.ChangeState(5, true);
session.DisableSource();
@ -441,7 +441,7 @@ namespace NTwain.Internals
session.SafeSyncableRaiseEvent(new DataTransferredEventArgs
{
NativeData = dataPtr,
MemData = dataArray,
MemoryData = dataArray,
FileDataPath = filePath,
ImageInfo = imgInfo,
//ExImageInfo = extInfo

29
NTwain/MessageLoopHooks.cs
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@ -16,7 +16,11 @@ namespace NTwain
internal abstract void Start(IWinMessageFilter filter);
internal abstract void Stop();
internal virtual void BeginInvoke(Action action)
/// <summary>
/// Asynchronously invokes the specified action on the message loop thread.
/// </summary>
/// <param name="action">The action.</param>
public virtual void BeginInvoke(Action action)
{
if (SyncContext == null)
{
@ -30,7 +34,12 @@ namespace NTwain
}, null);
}
}
internal virtual void Invoke(Action action)
/// <summary>
/// Synchronously invokes the specified action on the message loop thread.
/// </summary>
/// <param name="action">The action.</param>
public virtual void Invoke(Action action)
{
if (SyncContext == null)
{
@ -63,11 +72,11 @@ namespace NTwain
/// <summary>
/// Initializes a new instance of the <see cref="WindowsFormsMessageLoopHook"/> class.
/// </summary>
/// <param name="hwnd">The handle to the app window.</param>
/// <param name="windowHandle">The handle to the app window.</param>
/// <exception cref="System.ArgumentException">A valid window handle is required.</exception>
public WindowsFormsMessageLoopHook(IntPtr hwnd)
public WindowsFormsMessageLoopHook(IntPtr windowHandle)
{
if (hwnd == IntPtr.Zero) { throw new ArgumentException("A valid window handle is required."); }
if (windowHandle == IntPtr.Zero) { throw new ArgumentException("A valid window handle is required."); }
if (!System.Windows.Forms.Application.MessageLoop)
{
@ -78,7 +87,7 @@ namespace NTwain
{
ThrowInvalidOp();
}
Handle = hwnd;
Handle = windowHandle;
SyncContext = sync;
}
internal override string InvalidMessage
@ -133,11 +142,11 @@ namespace NTwain
/// <summary>
/// Initializes a new instance of the <see cref="WpfMessageLoopHook"/> class.
/// </summary>
/// <param name="hwnd">The handle to the app window.</param>
/// <param name="windowHandle">The handle to the app window.</param>
/// <exception cref="System.ArgumentException">A valid window handle is required.</exception>
public WpfMessageLoopHook(IntPtr hwnd)
public WpfMessageLoopHook(IntPtr windowHandle)
{
if (hwnd == IntPtr.Zero) { throw new ArgumentException("A valid window handle is required."); }
if (windowHandle == IntPtr.Zero) { throw new ArgumentException("A valid window handle is required."); }
if (System.Windows.Application.Current == null ||
!System.Windows.Application.Current.Dispatcher.CheckAccess())
@ -149,7 +158,7 @@ namespace NTwain
{
ThrowInvalidOp();
}
Handle = hwnd;
Handle = windowHandle;
SyncContext = sync;
}
internal override string InvalidMessage

2
NTwain/Properties/VersionInfo.cs
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@ -14,6 +14,6 @@ namespace NTwain
// keep this same in majors releases
public const string Release = "2.0.0.0";
// change this for each nuget release
public const string Build = "2.0.3";
public const string Build = "2.0.6";
}
}

11
NTwain/Triplets/DGControl/DGControl.CapabilityCustom.cs
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@ -16,6 +16,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode Get(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 7, DataGroups.Control, (DataArgumentType)customDAT, Message.Get);
@ -28,6 +29,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode GetCurrent(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 7, DataGroups.Control, (DataArgumentType)customDAT, Message.GetCurrent);
@ -40,6 +42,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode GetDefault(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 7, DataGroups.Control, (DataArgumentType)customDAT, Message.GetDefault);
@ -53,6 +56,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode GetHelp(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 4, DataGroups.Control, (DataArgumentType)customDAT, Message.GetHelp);
@ -66,6 +70,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode GetLabel(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 4, DataGroups.Control, (DataArgumentType)customDAT, Message.GetLabel);
@ -79,6 +84,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode GetLabelEnum(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 4, DataGroups.Control, (DataArgumentType)customDAT, Message.GetLabelEnum);
@ -91,6 +97,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode QuerySupport(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 7, DataGroups.Control, (DataArgumentType)customDAT, Message.QuerySupport);
@ -104,6 +111,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode Reset(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 4, DataGroups.Control, (DataArgumentType)customDAT, Message.Reset);
@ -117,6 +125,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode ResetAll(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 4, DataGroups.Control, (DataArgumentType)customDAT, Message.ResetAll);
@ -133,6 +142,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode Set(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 6, DataGroups.Control, (DataArgumentType)customDAT, Message.Set);
@ -148,6 +158,7 @@ namespace NTwain.Triplets
/// <param name="customDAT">The custom DAT_* value from manufacturer.</param>
/// <param name="capability">The capability.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1709:IdentifiersShouldBeCasedCorrectly", MessageId = "DAT")]
public ReturnCode SetConstraint(ushort customDAT, TWCapability capability)
{
Session.VerifyState(4, 7, DataGroups.Control, (DataArgumentType)customDAT, Message.SetConstraint);

9
NTwain/Triplets/DGControl/DGControl.SetupFileXfer.cs
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@ -16,7 +16,7 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="setupFileXfer">The setup file xfer.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
public ReturnCode Get(out TWSetupFileXfer setupFileXfer)
{
Session.VerifyState(4, 6, DataGroups.Control, DataArgumentType.SetupFileXfer, Message.Get);
@ -29,7 +29,7 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="setupFileXfer">The setup file xfer.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
public ReturnCode GetDefault(out TWSetupFileXfer setupFileXfer)
{
Session.VerifyState(4, 6, DataGroups.Control, DataArgumentType.SetupFileXfer, Message.GetDefault);
@ -43,7 +43,7 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="setupFileXfer">The setup file xfer.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
public ReturnCode Reset(out TWSetupFileXfer setupFileXfer)
{
Session.VerifyState(4, 4, DataGroups.Control, DataArgumentType.SetupFileXfer, Message.Reset);
@ -60,7 +60,8 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="setupFileXfer">The setup file xfer.</param>
/// <returns></returns>
public ReturnCode Set(TWSetupFileXfer setupFileXfer)
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer")]
public ReturnCode Set(TWSetupFileXfer setupFileXfer)
{
Session.VerifyState(4, 6, DataGroups.Control, DataArgumentType.SetupFileXfer, Message.Set);
return Dsm.DsmEntry(Session.AppId, Session.CurrentSource.Identity, Message.Set, setupFileXfer);

4
NTwain/Triplets/DGControl/DGControl.SetupMemXfer.cs
View File

@ -6,7 +6,7 @@ namespace NTwain.Triplets
/// <summary>
/// Represents <see cref="DataArgumentType.SetupMemXfer"/>.
/// </summary>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Mem")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Mem")]
public sealed class SetupMemXfer : OpBase
{
internal SetupMemXfer(ITwainSessionInternal session) : base(session) { }
@ -16,7 +16,7 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="setupMemXfer">The setup mem xfer.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Mem"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
public ReturnCode Get(out TWSetupMemXfer setupMemXfer)
{
Session.VerifyState(4, 6, DataGroups.Control, DataArgumentType.SetupMemXfer, Message.Get);

3
NTwain/Triplets/DGControl/DGControl.XferGroup.cs
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@ -6,7 +6,8 @@ namespace NTwain.Triplets
/// <summary>
/// Represents <see cref="DataArgumentType.XferGroup"/>.
/// </summary>
public sealed class XferGroup : OpBase
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Xfer")]
public sealed class XferGroup : OpBase
{
internal XferGroup(ITwainSessionInternal session) : base(session) { }

1
NTwain/Triplets/DGCustom.cs
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@ -28,6 +28,7 @@ namespace NTwain.Triplets
/// <param name="message">The message.</param>
/// <param name="data">The data.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1045:DoNotPassTypesByReference", MessageId = "3#"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "dat"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Dsm")]
public ReturnCode DsmEntry(
DataGroups group,
DataArgumentType dat,

5
NTwain/Triplets/DGImage/DGImage.CieColor.cs
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@ -6,7 +6,8 @@ namespace NTwain.Triplets
/// <summary>
/// Represents <see cref="DataArgumentType.CieColor"/>.
/// </summary>
public sealed class CieColor : OpBase
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Cie")]
public sealed class CieColor : OpBase
{
internal CieColor(ITwainSessionInternal session) : base(session) { }
@ -16,7 +17,7 @@ namespace NTwain.Triplets
/// </summary>
/// <param name="cieColor">Color data.</param>
/// <returns></returns>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "cie"), System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1021:AvoidOutParameters", MessageId = "0#")]
public ReturnCode Get(out TWCieColor cieColor)
{
Session.VerifyState(4, 6, DataGroups.Image, DataArgumentType.CieColor, Message.Get);

3
NTwain/Triplets/DGImage/DGImage.IccProfile.cs
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@ -6,7 +6,8 @@ namespace NTwain.Triplets
/// <summary>
/// Represents <see cref="DataArgumentType.IccProfile"/>.
/// </summary>
public sealed class IccProfile : OpBase
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Icc")]
public sealed class IccProfile : OpBase
{
internal IccProfile(ITwainSessionInternal session) : base(session) { }

3
NTwain/Triplets/DGImage/DGImage.RgbResponse.cs
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@ -6,7 +6,8 @@ namespace NTwain.Triplets
/// <summary>
/// Represents <see cref="DataArgumentType.RgbResponse"/>.
/// </summary>
public sealed class RgbResponse : OpBase
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Rgb")]
public sealed class RgbResponse : OpBase
{
internal RgbResponse(ITwainSessionInternal session) : base(session) { }

3
NTwain/Triplets/DGImage/DGImage.cs
View File

@ -19,6 +19,7 @@ namespace NTwain.Triplets
/// <summary>
/// Gets the operations defined for DAT_CIECOLOR.
/// </summary>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Cie")]
public CieColor CieColor
{
get
@ -73,6 +74,7 @@ namespace NTwain.Triplets
/// <summary>
/// Gets the operations defined for DAT_ICCPROFILE.
/// </summary>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Icc")]
public IccProfile IccProfile
{
get
@ -175,6 +177,7 @@ namespace NTwain.Triplets
/// <summary>
/// Gets the operations defined for DAT_RGBRESPONSE.
/// </summary>
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Naming", "CA1704:IdentifiersShouldBeSpelledCorrectly", MessageId = "Rgb")]
public RgbResponse RgbResponse
{
get

51
NTwain/TwainSession.cs
View File

@ -41,7 +41,10 @@ namespace NTwain
_appId = appId;
((ITwainSessionInternal)this).ChangeState(1, false);
#if DEBUG
// defaults to false on release since it's only useful during dev
EnforceState = true;
#endif
}
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Performance", "CA1823:AvoidUnusedPrivateFields")]
@ -54,12 +57,18 @@ namespace NTwain
internal static TwainSource GetSourceInstance(ITwainSessionInternal session, TWIdentity sourceId)
{
TwainSource source = null;
var key = string.Format(CultureInfo.InvariantCulture, "{0}|{1}|{2}", sourceId.Manufacturer, sourceId.ProductFamily, sourceId.ProductName);
if (__ownedSources.ContainsKey(key))
{
return __ownedSources[key];
source = __ownedSources[key];
source.Session = session;
}
return __ownedSources[key] = new TwainSource(session, sourceId);
else
{
__ownedSources[key] = source = new TwainSource(session, sourceId);
}
return source;
}
/// <summary>
@ -428,7 +437,7 @@ namespace NTwain
_msgLoopHook.Invoke(() =>
{
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: EnableSource.", Thread.CurrentThread.ManagedThreadId));
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: EnableSource with {1}.", Thread.CurrentThread.ManagedThreadId, mode));
// app v2.2 or higher uses callback2
if (_appId.ProtocolMajor >= 2 && _appId.ProtocolMinor >= 2)
@ -477,21 +486,32 @@ namespace NTwain
return rc;
}
bool _disabling;
ReturnCode ITwainSessionInternal.DisableSource()
{
var rc = ReturnCode.Failure;
_msgLoopHook.Invoke(() =>
if (!_disabling) // temp hack as a workaround to this being called from multiple threads (xfer logic & closedsreq msg)
{
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: DisableSource.", Thread.CurrentThread.ManagedThreadId));
rc = ((ITwainSessionInternal)this).DGControl.UserInterface.DisableDS(_twui);
if (rc == ReturnCode.Success)
_disabling = true;
try
{
_callbackObj = null;
SafeAsyncSyncableRaiseOnEvent(OnSourceDisabled, SourceDisabled);
_msgLoopHook.Invoke(() =>
{
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: DisableSource.", Thread.CurrentThread.ManagedThreadId));
rc = ((ITwainSessionInternal)this).DGControl.UserInterface.DisableDS(_twui);
if (rc == ReturnCode.Success)
{
_callbackObj = null;
SafeAsyncSyncableRaiseOnEvent(OnSourceDisabled, SourceDisabled);
}
});
}
});
finally
{
_disabling = false;
}
}
return rc;
}
@ -524,15 +544,15 @@ namespace NTwain
_msgLoopHook.Invoke(() =>
{
if (targetState < 7)
if (targetState < 7 && CurrentSource != null)
{
((ITwainSessionInternal)this).DGControl.PendingXfers.EndXfer(new TWPendingXfers());
}
if (targetState < 6)
if (targetState < 6 && CurrentSource != null)
{
((ITwainSessionInternal)this).DGControl.PendingXfers.Reset(new TWPendingXfers());
}
if (targetState < 5)
if (targetState < 5 && CurrentSource != null)
{
((ITwainSessionInternal)this).DisableSource();
}
@ -782,6 +802,7 @@ namespace NTwain
break;
case Message.CloseDSReq:
case Message.CloseDSOK:
Debug.WriteLine("Got msg " + msg);
// even though it says closeDS it's really disable.
// dsok is sent if source is enabled with uionly

54
NTwain/TwainSource.Caps.cs
View File

@ -18,7 +18,7 @@ namespace NTwain
QuerySupport retVal = QuerySupport.None;
using (TWCapability cap = new TWCapability(capId))
{
var rc = _session.DGControl.Capability.QuerySupport(cap);
var rc = Session.DGControl.Capability.QuerySupport(cap);
if (rc == ReturnCode.Success)
{
var read = CapabilityReader.ReadValue(cap);
@ -41,7 +41,7 @@ namespace NTwain
{
using (TWCapability cap = new TWCapability(capId))
{
var rc = _session.DGControl.Capability.GetCurrent(cap);
var rc = Session.DGControl.Capability.GetCurrent(cap);
if (rc == ReturnCode.Success)
{
var read = CapabilityReader.ReadValue(cap);
@ -82,7 +82,7 @@ namespace NTwain
var list = new List<object>();
using (TWCapability cap = new TWCapability(capabilityId))
{
var rc = _session.DGControl.Capability.Get(cap);
var rc = Session.DGControl.Capability.Get(cap);
if (rc == ReturnCode.Success)
{
cap.ReadMultiCapValues(list);
@ -126,7 +126,7 @@ namespace NTwain
{
using (TWCapability compressCap = new TWCapability(CapabilityId.ICapCompression, new TWOneValue { Item = (uint)compression, ItemType = ItemType.UInt16 }))
{
return _session.DGControl.Capability.Set(compressCap);
return Session.DGControl.Capability.Set(compressCap);
}
}
@ -153,7 +153,7 @@ namespace NTwain
{
using (TWCapability formatCap = new TWCapability(CapabilityId.ICapImageFileFormat, new TWOneValue { Item = (uint)format, ItemType = ItemType.UInt16 }))
{
return _session.DGControl.Capability.Set(formatCap);
return Session.DGControl.Capability.Set(formatCap);
}
}
@ -183,7 +183,7 @@ namespace NTwain
one.ItemType = ItemType.UInt16;
using (TWCapability dx = new TWCapability(CapabilityId.ICapPixelType, one))
{
return _session.DGControl.Capability.Set(dx);
return Session.DGControl.Capability.Set(dx);
}
}
@ -223,7 +223,7 @@ namespace NTwain
one.ItemType = ItemType.UInt16;
using (TWCapability dx = new TWCapability(CapabilityId.ICapXferMech, one))
{
return _session.DGControl.Capability.Set(dx);
return Session.DGControl.Capability.Set(dx);
}
}
@ -239,7 +239,7 @@ namespace NTwain
one.ItemType = ItemType.UInt16;
using (TWCapability dx = new TWCapability(CapabilityId.ACapXferMech, one))
{
return _session.DGControl.Capability.Set(dx);
return Session.DGControl.Capability.Set(dx);
}
}
@ -282,13 +282,13 @@ namespace NTwain
using (TWCapability xres = new TWCapability(CapabilityId.ICapXResolution, one))
{
var rc = _session.DGControl.Capability.Set(xres);
var rc = Session.DGControl.Capability.Set(xres);
if (rc == ReturnCode.Success)
{
one.Item = (uint)yDPI;
using (TWCapability yres = new TWCapability(CapabilityId.ICapYResolution, one))
{
rc = _session.DGControl.Capability.Set(yres);
rc = Session.DGControl.Capability.Set(yres);
}
}
return rc;
@ -322,7 +322,7 @@ namespace NTwain
using (TWCapability xres = new TWCapability(CapabilityId.ICapSupportedSizes, one))
{
var rc = _session.DGControl.Capability.Set(xres);
var rc = Session.DGControl.Capability.Set(xres);
return rc;
}
}
@ -351,7 +351,7 @@ namespace NTwain
using (TWCapability dx = new TWCapability(CapabilityId.ICapAutomaticDeskew, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
else
@ -362,7 +362,7 @@ namespace NTwain
using (TWCapability capValue = new TWCapability(CapabilityId.ICapAutomaticDeskew, one))
{
rc = _session.DGControl.Capability.Set(capValue);
rc = Session.DGControl.Capability.Set(capValue);
}
}
}
@ -389,7 +389,7 @@ namespace NTwain
using (TWCapability dx = new TWCapability(CapabilityId.ICapAutomaticRotate, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
else
@ -400,7 +400,7 @@ namespace NTwain
using (TWCapability capValue = new TWCapability(CapabilityId.ICapAutomaticRotate, one))
{
rc = _session.DGControl.Capability.Set(capValue);
rc = Session.DGControl.Capability.Set(capValue);
}
}
}
@ -428,11 +428,11 @@ namespace NTwain
using (TWCapability dx = new TWCapability(CapabilityId.ICapUndefinedImageSize, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
using (TWCapability dx = new TWCapability(CapabilityId.ICapAutomaticBorderDetection, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
else
@ -443,11 +443,11 @@ namespace NTwain
using (TWCapability capValue = new TWCapability(CapabilityId.ICapUndefinedImageSize, one))
{
rc = _session.DGControl.Capability.Set(capValue);
rc = Session.DGControl.Capability.Set(capValue);
}
using (TWCapability capValue = new TWCapability(CapabilityId.ICapAutomaticBorderDetection, one))
{
rc = _session.DGControl.Capability.Set(capValue);
rc = Session.DGControl.Capability.Set(capValue);
}
}
}
@ -471,7 +471,7 @@ namespace NTwain
using (TWCapability dx = new TWCapability(CapabilityId.CapDuplexEnabled, en))
{
return _session.DGControl.Capability.Set(dx);
return Session.DGControl.Capability.Set(dx);
}
}
else
@ -482,7 +482,7 @@ namespace NTwain
using (TWCapability dx = new TWCapability(CapabilityId.CapDuplexEnabled, one))
{
return _session.DGControl.Capability.Set(dx);
return Session.DGControl.Capability.Set(dx);
}
}
}
@ -512,7 +512,7 @@ namespace NTwain
{
using (TWCapability dx = new TWCapability(CapabilityId.CapFeederEnabled, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
@ -522,14 +522,14 @@ namespace NTwain
{
using (TWCapability dx = new TWCapability(CapabilityId.CapAutoScan, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
else if (SupportedCaps.Contains(CapabilityId.CapAutoFeed))
{
using (TWCapability dx = new TWCapability(CapabilityId.CapAutoFeed, en))
{
rc = _session.DGControl.Capability.Set(dx);
rc = Session.DGControl.Capability.Set(dx);
}
}
}
@ -543,7 +543,7 @@ namespace NTwain
{
using (TWCapability enabled = new TWCapability(CapabilityId.CapFeederEnabled, one))
{
rc = _session.DGControl.Capability.Set(enabled);
rc = Session.DGControl.Capability.Set(enabled);
}
}
// to really use feeder we must also set autofeed or autoscan, but only
@ -552,14 +552,14 @@ namespace NTwain
{
using (TWCapability autoScan = new TWCapability(CapabilityId.CapAutoScan, one))
{
rc = _session.DGControl.Capability.Set(autoScan);
rc = Session.DGControl.Capability.Set(autoScan);
}
}
else if (SupportedCaps.Contains(CapabilityId.CapAutoFeed))
{
using (TWCapability autoScan = new TWCapability(CapabilityId.CapAutoFeed, one))
{
rc = _session.DGControl.Capability.Set(autoScan);
rc = Session.DGControl.Capability.Set(autoScan);
}
}
}

28
NTwain/TwainSource.cs
View File

@ -17,11 +17,11 @@ namespace NTwain
/// </summary>
public partial class TwainSource
{
ITwainSessionInternal _session;
internal ITwainSessionInternal Session { get; set; }
internal TwainSource(ITwainSessionInternal session, TWIdentity sourceId)
{
_session = session;
Session = session;
Identity = sourceId;
}
@ -32,11 +32,11 @@ namespace NTwain
public ReturnCode Open()
{
var rc = ReturnCode.Failure;
_session.MessageLoopHook.Invoke(() =>
Session.MessageLoopHook.Invoke(() =>
{
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: OpenSource.", Thread.CurrentThread.ManagedThreadId));
rc = _session.DGControl.Identity.OpenDS(this);
rc = Session.DGControl.Identity.OpenDS(this);
});
return rc;
}
@ -48,11 +48,11 @@ namespace NTwain
public ReturnCode Close()
{
var rc = ReturnCode.Failure;
_session.MessageLoopHook.Invoke(() =>
Session.MessageLoopHook.Invoke(() =>
{
Debug.WriteLine(string.Format(CultureInfo.InvariantCulture, "Thread {0}: CloseSource.", Thread.CurrentThread.ManagedThreadId));
rc = _session.DGControl.Identity.CloseDS();
rc = Session.DGControl.Identity.CloseDS();
if (rc == ReturnCode.Success)
{
SupportedCaps = null;
@ -71,7 +71,7 @@ namespace NTwain
/// <returns></returns>
public ReturnCode StartTransfer(SourceEnableMode mode, bool modal, IntPtr windowHandle)
{
return _session.EnableSource(mode, modal, windowHandle);
return Session.EnableSource(mode, modal, windowHandle);
}
/// <summary>
@ -81,7 +81,7 @@ namespace NTwain
public TWStatus GetStatus()
{
TWStatus stat;
_session.DGControl.Status.GetSource(out stat);
Session.DGControl.Status.GetSource(out stat);
return stat;
}
/// <summary>
@ -91,7 +91,7 @@ namespace NTwain
public TWStatusUtf8 GetStatusUtf8()
{
TWStatusUtf8 stat;
_session.DGControl.StatusUtf8.GetSource(out stat);
Session.DGControl.StatusUtf8.GetSource(out stat);
return stat;
}
@ -170,7 +170,7 @@ namespace NTwain
{
get
{
if (_supportedCaps == null && _session.State > 3)
if (_supportedCaps == null && Session.State > 3)
{
_supportedCaps = CapGetValues(CapabilityId.CapSupportedCaps).CastToEnum<CapabilityId>(false);
}
@ -191,7 +191,7 @@ namespace NTwain
{
get
{
return _session.DGControl;
return Session.DGControl;
}
}
@ -202,7 +202,7 @@ namespace NTwain
{
get
{
return _session.DGImage;
return Session.DGImage;
}
}
@ -213,7 +213,7 @@ namespace NTwain
{
get
{
return _session.DGCustom;
return Session.DGCustom;
}
}
@ -232,7 +232,7 @@ namespace NTwain
///// <param name="propertyName">Name of the property.</param>
//protected void OnPropertyChanged(string propertyName)
//{
// var syncer = _session.SynchronizationContext;
// var syncer = Session.SynchronizationContext;
// if (syncer == null)
// {
// try

2
Tests/Tester.WPF/App.xaml
View File

@ -1,7 +1,7 @@
<Application x:Class="Tester.WPF.App"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
StartupUri="MainWindow.xaml">
StartupUri="Dummy.xaml">
<Application.Resources>
<ResourceDictionary>
<!-- Dummy Style, anything you won't use goes -->

12
Tests/Tester.WPF/Dummy.xaml Normal file
View File

@ -0,0 +1,12 @@
<Window x:Class="Tester.WPF.Dummy"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="Dummy" Height="300" Width="300">
<Grid>
<StackPanel VerticalAlignment="Center">
<Button Content="Open scan window" Click="Button_Click" Margin="4 0"></Button>
<TextBlock Text="This is to test opening/closing multiple twain sessions in an app" Margin="8"
TextWrapping="Wrap"></TextBlock>
</StackPanel>
</Grid>
</Window>

31
Tests/Tester.WPF/Dummy.xaml.cs Normal file
View File

@ -0,0 +1,31 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
namespace Tester.WPF
{
/// <summary>
/// Interaction logic for Dummy.xaml
/// </summary>
public partial class Dummy : Window
{
public Dummy()
{
InitializeComponent();
}
private void Button_Click(object sender, RoutedEventArgs e)
{
new MainWindow().ShowDialog();
}
}
}

19
Tests/Tester.WPF/MainWindow.xaml.cs
View File

@ -4,6 +4,7 @@ using NTwain;
using NTwain.Data;
using System;
using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using System.Windows;
using System.Windows.Controls;
@ -51,13 +52,18 @@ namespace Tester.WPF
});
}
}
protected override void OnClosing(CancelEventArgs e)
{
e.Cancel = _twainVM.State > 4;
base.OnClosing(e);
}
protected override void OnClosed(EventArgs e)
{
if (_twainVM.State == 4)
{
_twainVM.CurrentSource.Close();
}
_twainVM.Close();
base.OnClosed(e);
}
@ -68,6 +74,8 @@ namespace Tester.WPF
// use this for internal msg loop
//var rc = _twainVM.Open();
// use this to hook into current app loop
var rc = _twainVM.Open(new WpfMessageLoopHook(new WindowInteropHelper(this).Handle));
if (rc == ReturnCode.Success)
@ -82,6 +90,15 @@ namespace Tester.WPF
private void SrcList_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
//var test = new NTwain.Internals.InternalMessageLoopHook();
//test.StartTest();
//test.BeginInvoke(() =>
//{
// Debug.WriteLine("doodle");
// test.StopTest();
//});
if (_twainVM.State == 4)
{
_twainVM.CurrentSource.Close();

7
Tests/Tester.WPF/Tester.WPF.csproj
View File

@ -80,7 +80,14 @@
<Generator>MSBuild:Compile</Generator>
<SubType>Designer</SubType>
</ApplicationDefinition>
<Compile Include="Dummy.xaml.cs">
<DependentUpon>Dummy.xaml</DependentUpon>
</Compile>
<Compile Include="ViewModels\TwainVM.cs" />
<Page Include="Dummy.xaml">
<SubType>Designer</SubType>
<Generator>MSBuild:Compile</Generator>
</Page>
<Page Include="MainWindow.xaml">
<Generator>MSBuild:Compile</Generator>
<SubType>Designer</SubType>

14
Tests/Tester.WPF/ViewModels/TwainVM.cs
View File

@ -3,6 +3,7 @@ using GalaSoft.MvvmLight.Messaging;
using NTwain;
using NTwain.Data;
using System;
using System.IO;
using System.Reflection;
using System.Threading;
using System.Windows.Media;
@ -76,12 +77,23 @@ namespace Tester.WPF
var fileSetup = new TWSetupFileXfer
{
Format = wantFormat,
FileName = System.IO.Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test.tif")
FileName = GetUniqueName(Environment.GetFolderPath(Environment.SpecialFolder.Desktop), "test", ".tif")
};
var rc = this.CurrentSource.DGControl.SetupFileXfer.Set(fileSetup);
}
}
private string GetUniqueName(string dir, string name, string ext)
{
var filePath = Path.Combine(dir, name + ext);
int next = 1;
while (File.Exists(filePath))
{
filePath = Path.Combine(dir, string.Format("{0} ({1}){2}", name, next++, ext));
}
return filePath;
}
protected override void OnDataTransferred(DataTransferredEventArgs e)
{
ImageSource img = null;

42
Tests/Tester.Winform/TestForm.cs
View File

@ -41,13 +41,16 @@ namespace Tester.Winform
protected override void OnFormClosing(FormClosingEventArgs e)
{
if (e.CloseReason == CloseReason.UserClosing && _twain.State > 4)
if (_twain != null)
{
e.Cancel = true;
}
else
{
CleanupTwain();
if (e.CloseReason == CloseReason.UserClosing && _twain.State > 4)
{
e.Cancel = true;
}
else
{
CleanupTwain();
}
}
base.OnFormClosing(e);
}
@ -105,22 +108,19 @@ namespace Tester.Winform
private void CleanupTwain()
{
if (_twain != null)
if (_twain.State == 4)
{
if (_twain.State == 4)
{
_twain.CurrentSource.Close();
}
if (_twain.State == 3)
{
_twain.Close();
}
_twain.CurrentSource.Close();
}
if (_twain.State == 3)
{
_twain.Close();
}
if (_twain.State > 2)
{
// normal close down didn't work, do hard kill
_twain.ForceStepDown(2);
}
if (_twain.State > 2)
{
// normal close down didn't work, do hard kill
_twain.ForceStepDown(2);
}
}
@ -245,7 +245,7 @@ namespace Tester.Winform
// use this for internal msg loop
_twain.Open();
// use this to hook into current app loop
//_twain.Open(new WinformMessageLoopHook(this.Handle));
//_twain.Open(new WindowsFormsMessageLoopHook(this.Handle));
}
if (_twain.State >= 3)