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  3. FNullApplication

FNullApplication

An implementation of [GenericApplication](API\Runtime\ApplicationCore\GenericPlatform\GenericApplication) specifically for use when rendering off screen.

API > API/Runtime > API/Runtime/ApplicationCore > API/Runtime/ApplicationCore/Null

Inheritance Hierarchy

References

   
Module ApplicationCore
Header /Engine/Source/Runtime/ApplicationCore/Public/Null/NullApplication.h
Include #include "Null/NullApplication.h"

Syntax

class FNullApplication :  
    public GenericApplication ,  
    public FSelfRegisteringExec ,  
    public IInputInterface

Remarks

An implementation of GenericApplication specifically for use when rendering off screen. This application has no platform backing so instead keeps track of its associated NullWindows itself.

Constructors

No constructors are accessible with public or protected access.

Destructors

  Type Name Description
Public function Virtual    

Functions

  Type Name Description
Public function void

ActivateWindow ( const TSharedPtr< FNullWindow >& Window
)

  
Public function Static FNullApplication *  
Public function Static void  
Public function void

DestroyWindow ( TSharedRef< FNullWindow > WindowToRemove
)

  
Public function TSharedPtr< FNullWindow >

FindWindowByPtr ( FGenericWindow* WindowToFind
)

  
Public function Static void

GetFullscreenInfo ( int32& X,
int32& Y,
int32& Width,
int32& Height
)

  
Public function Static void  
Public function Static void

MoveWindowTo ( FGenericWindow* Window,
const int32 X,
const int32 Y
)

  
Public function Static void

OnSizeChanged ( FGenericWindow* Window,
const int32 Width,
const int32 Height
)

  
Public function void

SetWorkArea ( const FPlatformRect& NewWorkArea
)

  
Public function Static void  

Overridden from GenericApplication

  Type Name Description
Public function Virtual void  
Public function Virtual Const void *  
Public function Virtual IInputInterface *  
Public function Virtual Const FModifierKeysState  
Public function Virtual Const EWindowTransparency  
Public function Virtual TSharedPtr< FGenericWindow >  
Public function Virtual Const FPlatformRect

GetWorkArea ( const FPlatformRect& CurrentWindow
)

  
Public function Virtual void

InitializeWindow ( const TSharedRef< FGenericWindow >& Window,
const TSharedRef< FGenericWindowDefinition >& InDefinition,
const TSharedPtr< FGenericWindow >& InParent,
const bool bShowImmediately
)

  
Public function Virtual Const bool  
Public function Virtual Const bool  
Public function Virtual Const bool  
Public function Virtual Const bool  
Public function Virtual TSharedRef< FGenericWindow >  
Public function Virtual void

PollGameDeviceState ( const float TimeDelta
)

  
Public function Virtual void

ProcessDeferredEvents ( const float TimeDelta
)

  
Public function Virtual void

PumpMessages ( const float TimeDelta
)

  
Public function Virtual void

SetCapture ( const TSharedPtr< FGenericWindow >& InWindow
)

  
Public function Virtual void

SetHighPrecisionMouseMode ( const bool Enable,
const TSharedPtr< FGenericWindow >& InWindow
)

  
Public function Virtual void

SetMessageHandler ( const TSharedRef< class FGenericApplicationMessageHandler >& InMessageHandler
)

  

Overridden from FExec

  Type Name Description
Public function Virtual bool

Exec_Dev ( UWorld* InWorld,
const TCHAR* Cmd,
FOutputDevice& Ar
)

 FSelfRegisteringExec.

Overridden from IInputInterface

  Type Name Description
Public function Virtual void

ResetLightColor ( int32 ControllerId
)

 Resets the light color for the given controller. Ignored if controller does not support a color.
Public function Virtual void

SetForceFeedbackChannelValue ( int32 ControllerId,
FForceFeedbackChannelType ChannelType,
float Value
)

 Sets the strength/speed of the given channel for the given controller id.
Public function Virtual void

SetForceFeedbackChannelValues ( int32 ControllerId,
const FForceFeedbackValues& Values
)

 Sets the strength/speed of all the channels for the given controller id.
Public function Virtual void

SetHapticFeedbackValues ( int32 ControllerId,
int32 Hand,
const FHapticFeedbackValues& Values
)

 Sets the frequency and amplitude of haptic feedback channels for a given controller id.
Public function Virtual void

SetLightColor ( int32 ControllerId,
FColor Color
)

 Sets the light color for the given controller. Ignored if controller does not support a color.

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