LoadSettings(Stream) Method (Device)

In This Topic

Loads device settings from the stream.

Syntax

Visual Basic
C#
Managed Extensions for C++
C++/CLI

'Declaration

Public Sub LoadSettings( _
   ByVal streamStream with device settings.
 As System.IO.Stream _
)

public void LoadSettings(
   System.IO.Stream stream
)

public: void LoadSettings(
   System.IO.Stream* stream
)

public:
void LoadSettings(
   System.IO.Stream^ stream
)

Parameters

stream: Stream with device settings.

Exceptions

Exception	Description
System.ArgumentNullException	Thrown if stream is null.
System.ArgumentException	Thrown if stream does not have read access.
TwainInvalidStateException	Thrown if device is in wrong state.
TwainDeviceCapabilityException	Thrown if device does not support profiles with settings.
DebuggerException	Thrown if the .NET debugger is used and the function evaluation requires all threads to run.

Remarks

Call this method only when device is opened (State == DeviceState.Opened).

Example

This C#/VB.NET code shows how to load previously saved device settings into the device.

VB.NET


Public Sub LoadSettings(device As Vintasoft.Twain.Device)
        device.Open()
        Using fs As New System.IO.FileStream("scanner-setup.xml", System.IO.FileMode.Open, System.IO.FileAccess.Read)
                device.LoadSettings(fs)
        End Using
        device.Acquire()
End Sub


public void LoadSettings(Vintasoft.Twain.Device device)
{
    device.Open();
    using (System.IO.FileStream fs = new System.IO.FileStream("scanner-setup.xml", System.IO.FileMode.Open, System.IO.FileAccess.Read))
    {
        device.LoadSettings(fs);
    }
    device.Acquire();
}

Requirements

Target Platforms: .NET 8, .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

Reference

Device Class
Device Members

SaveSettings(Stream)

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