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IDeviceContext Interface

Defines methods for obtaining and releasing an existing handle to a Windows device context.

Namespace:  System.Drawing
Assembly:  System.Drawing (in System.Drawing.dll)

public interface IDeviceContext : IDisposable

The IDeviceContext type exposes the following members.

  NameDescription
Public methodDisposePerforms application-defined tasks associated with freeing, releasing, or resetting unmanaged resources. (Inherited from IDisposable.)
Public methodGetHdcReturns the handle to a Windows device context.
Public methodReleaseHdcReleases the handle of a Windows device context.
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A device context defines the graphics object for drawing on a Windows-based device. An example of a class that implements the IDeviceContext interface is the Graphics class.

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
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