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dotnet-framework-api
- C1.WPF.Bitmap.4.6.2 Assembly
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C1.WPF.DX.4.6.2 Assembly
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C1.Util.DX
- Classes
- Structs
- Interfaces
- Delegates
- C1.Util.DX.Animation
- C1.Util.DX.DXGI
- C1.Util.DX.Direct2D
- C1.Util.DX.Direct2D.Effects
- C1.Util.DX.Direct3D11
- C1.Util.DX.Direct3D9
- C1.Util.DX.DirectWrite
- C1.Util.DX.Storage
- C1.Util.DX.WIC
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C1.Util.DX
C1.Util.DX.ComObject.QueryInterfaceOrNull
QueryInterfaceOrNull Method
QueryInterfaceOrNull(Guid)
Query instance for a particular COM GUID/interface support.
Declaration
public virtual IntPtr QueryInterfaceOrNull(Guid guid)Parameters
| Type | Name | Description |
|---|---|---|
| Guid | guid | GUID query interface |
Returns
| Type | Description |
|---|---|
| IntPtr |
QueryInterfaceOrNull<T>(IntPtr)
Queries a managed object for a particular COM interface support.
Declaration
public static T QueryInterfaceOrNull<T>(IntPtr comPointer) where T : ComObjectParameters
| Type | Name | Description |
|---|---|---|
| IntPtr | comPointer | A pointer to a COM object. |
Returns
| Type | Description |
|---|---|
| T | An instance of the queried interface |
Type Parameters
| Name | Description |
|---|---|
| T | The type of the COM interface to query |
QueryInterfaceOrNull<T>()
Query Interface for a particular interface support.
Declaration
public virtual T QueryInterfaceOrNull<T>() where T : ComObjectReturns
| Type | Description |
|---|---|
| T | An instance of the queried interface or null if it is not supported |
Type Parameters
| Name | Description |
|---|---|
| T |