2014-04-03 07:13:15 +08:00
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using NTwain.Data;
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2014-04-03 07:01:21 +08:00
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using NTwain.Values;
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using System;
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namespace NTwain.Triplets
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{
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public sealed class PassThru : OpBase
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{
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internal PassThru(TwainSession session) : base(session) { }
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/// <summary>
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/// PASSTHRU is intended for the use of Source writers writing diagnostic applications. It allows
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/// raw communication with the currently selected device in the Source.
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/// </summary>
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/// <param name="sourcePassThru">The source pass thru.</param>
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/// <returns></returns>
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public ReturnCode PassThrough(TWPassThru sourcePassThru)
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{
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Session.VerifyState(4, 7, DataGroups.Control, DataArgumentType.PassThru, Message.PassThru);
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return PInvoke.DsmEntry(Session.AppId, Session.SourceId, Message.PassThru, sourcePassThru);
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}
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}
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}
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