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  3. SViewport

SViewport

API > API/Runtime > API/Runtime/Slate > API/Runtime/Slate/Widgets

Inheritance Hierarchy

References

   
Module Slate
Header /Engine/Source/Runtime/Slate/Public/Widgets/SViewport.h
Include #include "Widgets/SViewport.h"

Syntax

class SViewport : public SCompoundWidget

Variables

  Type Name Description
Protected variable TWeakPtr< ISlateViewport > ViewportInterface Interface to the rendering and I/O implementation of the viewport.

Constructors

  Type Name Description
Public function   Default constructor.

Functions

  Type Name Description
Public function void

Construct ( const FArguments& InArgs
)

 Construct the widget.
Public function void

EnableStereoRendering ( const bool bInEnableStereoRendering
)

 Sets whether stereo rendering is allowed for this viewport. Advanced use only
Protected function EActiveTimerReturnType

EnsureTick ( double InCurrentTime,
float InDeltaTime
)

 Empty active timer meant to ensure a tick/paint pass while this viewport is active
Public function Const const TSharedPtr< SWidget >  
Public function TSharedPtr< ICustomHitTestPath >  
Public function Const bool  
Public function TWeakPtr< ISlateViewport > Sets the interface to be used by this viewport for rendering and I/O
Public function Const bool  
Public function FReply

OnViewportActivated ( const FWindowActivateEvent& InActivateEvent
)

 A delegate called when the viewports top level window is activated
Public function void

OnViewportDeactivated ( const FWindowActivateEvent& InActivateEvent
)

 A delegate called when the viewports top level window is deactivated
Public function void

OnWindowClosed ( const TSharedRef< SWindow >& InWindowBeingClosed
)

 A delegate called when the viewports top level window is being closed
Public function void

SetActive ( bool bActive
)

 Sets whether this viewport is active.
Public function void

SetContent ( TSharedPtr< SWidget > InContent
)

 Sets the content for this widget
Public function void  
Public function void

SetIgnoreTextureAlpha ( const bool bInIgnoreTextureAlpha
)

 If true, the viewport's texture alpha is ignored when performing blending.
Public function void

SetRenderDirectlyToWindow ( const bool bInRenderDirectlyToWindow
)

 Sets whether this viewport can render directly to the back buffer. Advanced use only
Public function void

SetViewportInterface ( TSharedRef< ISlateViewport > InViewportInterface
)

 Sets the interface to be used by this viewport for rendering and I/O
Public function Const bool  

Overridden from SWidget

  Type Name Description
Public function Virtual Const FVector2D

ComputeDesiredSize ( float
)

 Computes the ideal size necessary to display this widget.
Public function Virtual FReply

OnAnalogValueChanged ( const FGeometry& MyGeometry,
const FAnalogInputEvent& InAnalogInputEvent
)

 Called when an analog value changes on a button that supports analog
Public function Virtual Const void

OnArrangeChildren ( const FGeometry& AllottedGeometry,
FArrangedChildren& ArrangedChildren
)

 Compute the Geometry of all the children and add populate the ArrangedChildren list with their values.
Public function Virtual Const FCursorReply

OnCursorQuery ( const FGeometry& MyGeometry,
const FPointerEvent& CursorEvent
)

 The system asks each widget under the mouse to provide a cursor. This event is bubbled.
Public function Virtual void All the pointer (mouse, touch, stylus, etc.) events from this frame have been routed.
Public function Virtual void

OnFocusLost ( const FFocusEvent& InFocusEvent
)

 Called when this widget loses focus. This event does not bubble.
Public function Virtual FReply

OnFocusReceived ( const FGeometry& MyGeometry,
const FFocusEvent& InFocusEvent
)

 KEY INPUT Called when focus is given to this widget. This event does not bubble.
Public function Virtual FReply

OnKeyChar ( const FGeometry& MyGeometry,
const FCharacterEvent& InCharacterEvent
)

 Called after a character is entered while this widget has keyboard focus
Public function Virtual FReply

OnKeyDown ( const FGeometry& MyGeometry,
const FKeyEvent& InKeyEvent
)

 Called after a key is pressed when this widget has focus (this event bubbles if not handled)
Public function Virtual FReply

OnKeyUp ( const FGeometry& MyGeometry,
const FKeyEvent& InKeyEvent
)

 Called after a key is released when this widget has focus
Public function Virtual Const TOptional< TSharedRef< SWidget > >

OnMapCursor ( const FCursorReply& CursorReply
)

 After OnCursorQuery has specified a cursor type the system asks each widget under the mouse to map that cursor to a widget.
Public function Virtual FReply

OnMotionDetected ( const FGeometry& MyGeometry,
const FMotionEvent& InMotionEvent
)

 Called when motion is detected (controller or device) e.g. Someone tilts or shakes their controller.
Public function Virtual FReply

OnMouseButtonDoubleClick ( const FGeometry& InMyGeometry,
const FPointerEvent& InMouseEvent
)

 Called when a mouse button is double clicked. Override this in derived classes.
Public function Virtual FReply

OnMouseButtonDown ( const FGeometry& MyGeometry,
const FPointerEvent& MouseEvent
)

 MOUSE INPUT The system calls this method to notify the widget that a mouse button was pressed within it.
Public function Virtual FReply

OnMouseButtonUp ( const FGeometry& MyGeometry,
const FPointerEvent& MouseEvent
)

 The system calls this method to notify the widget that a mouse button was release within it.
Public function Virtual void

OnMouseEnter ( const FGeometry& MyGeometry,
const FPointerEvent& MouseEvent
)

 The system will use this event to notify a widget that the cursor has entered it.
Public function Virtual void

OnMouseLeave ( const FPointerEvent& MouseEvent
)

 The system will use this event to notify a widget that the cursor has left it.
Public function Virtual FReply

OnMouseMove ( const FGeometry& MyGeometry,
const FPointerEvent& MouseEvent
)

 The system calls this method to notify the widget that a mouse moved within it.
Public function Virtual FReply

OnMouseWheel ( const FGeometry& MyGeometry,
const FPointerEvent& MouseEvent
)

 Called when the mouse wheel is spun. This event is bubbled.
Public function Virtual FNavigationReply

OnNavigation ( const FGeometry& MyGeometry,
const FNavigationEvent& InNavigationEvent
)

 Called when navigation is requested e.g. Left Joystick, Direction Pad, Arrow Keys can generate navigation events.
Public function Virtual Const int32

OnPaint ( const FPaintArgs& Args,
const FGeometry& AllottedGeometry,
const FSlateRect& MyCullingRect,
FSlateWindowElementList& OutDrawElements,
int32 LayerId,
const FWidgetStyle& InWidgetStyle,
bool bParentEnabled
)

 The widget should respond by populating the OutDrawElements array with FDrawElements that represent it and any of its children.
Public function Virtual Const FPopupMethodReply Popups can manifest in a NEW OS WINDOW or via an OVERLAY in an existing window.
Public function Virtual Const TOptional< bool >

OnQueryShowFocus ( const EFocusCause InFocusCause
)

 Called to determine if we should render the focus brush.
Public function Virtual FReply

OnTouchEnded ( const FGeometry& MyGeometry,
const FPointerEvent& InTouchEvent
)

 Called when a touchpad touch is ended (finger lifted)
Public function Virtual FReply

OnTouchFirstMove ( const FGeometry& MyGeometry,
const FPointerEvent& TouchEvent
)

 Called when a touchpad touch first moves after TouchStarted
Public function Virtual FReply

OnTouchForceChanged ( const FGeometry& MyGeometry,
const FPointerEvent& TouchEvent
)

 Called when a touchpad touch force changes
Public function Virtual FReply

OnTouchGesture ( const FGeometry& MyGeometry,
const FPointerEvent& GestureEvent
)

 TOUCH and GESTURES Called when the user performs a gesture on trackpad. This event is bubbled.
Public function Virtual FReply

OnTouchMoved ( const FGeometry& MyGeometry,
const FPointerEvent& InTouchEvent
)

 Called when a touchpad touch is moved (finger moved)
Public function Virtual FReply

OnTouchStarted ( const FGeometry& MyGeometry,
const FPointerEvent& InTouchEvent
)

 Called when a touchpad touch is started (finger down)
Public function Virtual Const bool SViewport wants keyboard focus
Public function Virtual void

Tick ( const FGeometry& AllottedGeometry,
const double InCurrentTime,
const float InDeltaTime
)

 Ticks this widget with Geometry.
Public function Virtual Const TOptional< FVirtualPointerPosition >

TranslateMouseCoordinateForCustomHitTestChild ( const SWidget& ChildWidget,
const FGeometry& MyGeometry,
const FVector2D ScreenSpaceMouseCoordinate,
const FVector2D LastScreenSpaceMouseCoordinate
)

  

Classes

  Type Name Description
Public struct FArguments    

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