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API > API/Runtime > API/Runtime/Slate > API/Runtime/Slate/Widgets > API/Runtime/Slate/Widgets/Layout
Inheritance Hierarchy
- FSlateControlledConstruction
- TSharedFromThis
- SWidget
- SPanel
- SConstraintCanvas
References
| Module | Slate |
| Header | /Engine/Source/Runtime/Slate/Public/Widgets/Layout/SConstraintCanvas.h |
| Include | #include "Widgets/Layout/SConstraintCanvas.h" |
Syntax
class SConstraintCanvas : public SPanel
Remarks
ConstraintCanvas is a layout widget that allows you to arbitrary position and size child widgets in a relative coordinate space. Additionally it permits anchoring widgets.
Variables
| Type | Name | Description | |
|---|---|---|---|
 |
TPanelChildren< FSlot > | Children | The ConstraintCanvas widget's children. |
Constructors
| Type | Name | Description | |
|---|---|---|---|
 |
Functions
| Type | Name | Description | |
|---|---|---|---|
 |
FScopedWidgetSlotArguments | AddSlot () |
Adds a content slot. |
 |
void | Removes all slots from the panel. | |
 |
void | Construct
(
const FArguments& InArgs |
Construct this widget |
 |
int32 | RemoveSlot
(
const TSharedRef< SWidget >& SlotWidget |
Removes a particular content slot. |
  |
FSlot::FSlotArguments | Slot () |
Overridden from SWidget
| Type | Name | Description | |
|---|---|---|---|
   |
FVector2D | ComputeDesiredSize
(
float |
A Panel's desired size in the space required to arrange of its children on the screen while respecting all of the children's desired sizes and any layout-related options specified by the user. |
  |
FChildren * | GetChildren () |
All widgets must provide a way to access their children in a layout-agnostic way. |
   |
void | OnArrangeChildren
(
const FGeometry& AllottedGeometry, |
Panels arrange their children in a space described by the AllottedGeometry parameter. |
   |
int32 | OnPaint
(
const FPaintArgs& Args, |
The widget should respond by populating the OutDrawElements array with FDrawElements that represent it and any of its children. |
Classes
| Type | Name | Description | |
|---|---|---|---|
 |
FArguments | ||
 |
FSlot | ConstraintCanvas slots allow child widgets to be positioned and sized |
Typedefs
| Name | Description |
|---|---|
| FArrangedChildLayers | An array matching the length and order of ArrangedChildren. |
| FScopedWidgetSlotArguments |