Open() Метод (DeviceManager)

В этом разделе

Opens the TWAIN device manager.

Синтаксис

Visual Basic
C#
Управляемые расширения для C++
C++/CLI

'Declaration

Public Sub Open()

public void Open()

public: void Open()

public:
void Open()

Исключения

Исключение	Описание
TwainDeviceManagerException	Thrown if TWAIN device manager is not found - TWAIN_32.DLL, TWAINDSM.DLL or libtwaindsm.so file is not found TWAIN device manager is not loaded - TWAIN_32.DLL cannot be loaded in 64-bit system, recompile the project in x86 mode TWAIN device manager is not initialized parent window is not found - run Open method in the Loaded handler of the form
System.ObjectDisposedException	Thrown if TWAIN device manager is disposed.
DebuggerException	Thrown if .NET debugger is used and the function evaluation requires all threads to run.

Ремарки

Only ApplicationProductName property can be used before this method. All other properties and methods must be used only after execution of this method.

Пример

Please see example here: DeviceManager.

Требования

Целевые платформы: .NET 9; .NET 8; .NET 7; .NET 6; .NET Framework 4.8, 4.7, 4.6, 4.5, 4.0, 3.5

Смотрите также

Справочник

DeviceManager Class
Члены типа DeviceManager

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