LEADTOOLS Multimedia (Leadtools.Multimedia assembly)
LEAD Technologies, Inc

LockType Enumeration

ExampleExample 





Defines the various flags that can be used to lock and unlock Multimedia features.
Syntax
'Declaration
 
Public Enum LockType 
   Inherits System.Enum
   Implements System.IComparableSystem.IConvertibleSystem.IFormattable 
'Usage
 
Dim instance As LockType
Leadtools.Multimedia.Common.LockType = function() { };
Leadtools.Multimedia.Common.LockType.prototype = {
LeadtoolsMemberMarker(replace me) };
public enum class LockType : public System.Enum, System.IComparableSystem.IConvertibleSystem.IFormattable  
Members
MemberDescription
ApplicationUnlocks the module for this instance of the application. This is the recommended value.
ApplicationPathUnlocks the module for this particular application. Use this for unlocking support in a third party application (like Windows Media Player).
ComputerUnlocks the module at the computer level. Unlocking at the computer level should be avoided because it can cause unexpected behavior in other applications.
Remarks
The MultimediaSupport.UnlockModule and MultimediaSupport.LockModules methods use a parameter of this type to indicate how to unlock or lock multimedia features.
Example
Copy CodeCopy Code  
Public _result As Boolean = False
Public Sub MultimediaSupportExample()
       ' pszKey is a string containing the serial number. It is defined like this:
   ' Private pszKey As String = "MyString"
   Dim pszAppId As String = "My Test Application"

   Try
      ' unlock the multimedia feature
           Leadtools.Multimedia.Common.MultimediaSupport.UnlockModule(pszKey, _
                                                                      Leadtools.Multimedia.Common.LockType.Application, _
                                                                      pszAppId)
   Catch
      Exit Sub
   End Try

   ' [use the multimedia feature here]

   ' lock the multimedia feature before exiting the app
   Try
      Leadtools.Multimedia.Common.MultimediaSupport.LockModules(Leadtools.Multimedia.Common.LockType.Application, pszAppId)
      _result = True
   Catch e1 As Exception
      _result = False
   End Try
End Sub
public bool _result = false;
public void MultimediaSupportExample()
{
   // pszKey is a string containing the serial number. It is defined like this:
   // string pszKey = "MySerial";
   string pszAppId = "My Test Application";

   try
   {
      // unlock the multimedia feature
      Leadtools.Multimedia.Common.MultimediaSupport.UnlockModule(pszKey, 
                                                                 Leadtools.Multimedia.Common.LockType.Application, 
                                                                 pszAppId);
   }
   catch
   {
      return;
   }

   // [use the multimedia feature here]

   // lock the multimedia feature before exiting the app
   try
   {
      Leadtools.Multimedia.Common.MultimediaSupport.LockModules(Leadtools.Multimedia.Common.LockType.Application, 
                                                                pszAppId);
   }
   catch
   {
      return;
   }
   _result = true;
}
Inheritance Hierarchy

System.Object
   System.ValueType
      System.Enum
         Leadtools.Multimedia.Common.LockType

Requirements

Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

See Also

Reference

Leadtools.Multimedia.Common Namespace

 

 


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Leadtools.Multimedia requires a Multimedia or Multimedia Suite license and unlock key. For more information, refer to: LEADTOOLS Toolkit Features