QueryCapability Method (original) (raw)

Summary

Gets all of the supported values for the requested capability.

Syntax

def QueryCapability(self,type): 

Parameters

type
Indicates the capability to get.

Return Value

A TwainCapability object representing all of the supported values of the requested capability.

Example

using Leadtools; using Leadtools.Twain; public void QueryCapabilityExample(IntPtr parent) { try { TwainSession twnSession = new TwainSession(); twnSession.Startup(parent, "manufacturer", "productFamily", "version", "application", TwainStartupFlags.None); TwainCapability twCap = twnSession.QueryCapability(TwainCapabilityType.ImageUnits); if (twCap.Information.ContainerType == TwainContainerType.OneValue) { if (twCap.OneValueCapability.Value != (object)TwainCapabilityValue.UnitInches) { twCap.OneValueCapability.Value = TwainCapabilityValue.UnitInches; twnSession.SetCapability(twCap, TwainSetCapabilityMode.Set); } } twnSession.Shutdown(); } catch (Exception ex) { MessageBox.Show(ex.Message); } }