139 lines
3.9 KiB
C++
139 lines
3.9 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#include "CoreMinimal.h"
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#include "Framework/Application/SlateApplication.h"
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#include "HAL/Platform.h"
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#include "Input/Reply.h"
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#include "Layout/Visibility.h"
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#include "Misc/Attribute.h"
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#include "Styling/SlateColor.h"
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#include "Templates/SharedPointer.h"
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#include "Types/SlateStructs.h"
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#include "Widgets/DeclarativeSyntaxSupport.h"
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#include "Widgets/Images/SImage.h"
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#include "Widgets/Input/SButton.h"
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#include "Widgets/SCompoundWidget.h"
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#include "Widgets/Views/STableRow.h"
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class FPaintArgs;
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class FSlateRect;
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class FSlateWindowElementList;
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class FText;
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class FWidgetStyle;
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class ITableRow;
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class SButton;
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class SWidget;
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struct FGeometry;
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struct FSlateBrush;
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/**
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* A collection of widgets and helpers used for the style of the trees in SKismetDebuggingView
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*/
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namespace PropertyInfoViewStyle
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{
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/**
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* Used to indent within stylized details tree to achieve a layered effect
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* see KismetDebugViewStyle::SIndent for usage
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* @param IndentLevel depth of the tree
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* @param IsHovered will give a lighter color if this line in the tree is hovered
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* @return the color to set the indent to
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*/
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UNREALED_API FSlateColor GetIndentBackgroundColor(int32 IndentLevel, bool IsHovered);
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/**
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* calls KismetDebugViewStyle::GetIndentBackgroundColor using the indent level
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* and hover state of the provided table row
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* @param Row a table row - likely nested within a tree
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* @return the color to set the background of the row to
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*/
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UNREALED_API FSlateColor GetRowBackgroundColor(ITableRow* Row);
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/**
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* SIndent is a widget used to indent trees in a layered
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* style. It's based on SDetailRowIndent but generalized to allow for use with
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* any ITableRow
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*
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* see SDebugLineItem::GenerateWidgetForColumn (SKismetDebuggingView.cpp) for
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* use example
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*/
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class SIndent : public SCompoundWidget
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{
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public:
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SLATE_BEGIN_ARGS(SIndent) {}
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SLATE_END_ARGS()
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UNREALED_API void Construct(const FArguments& InArgs, TSharedRef<ITableRow> DetailsRow);
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private:
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UNREALED_API virtual int32 OnPaint(const FPaintArgs& Args, const FGeometry& AllottedGeometry,
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const FSlateRect& MyCullingRect, FSlateWindowElementList& OutDrawElements,
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int32 LayerId, const FWidgetStyle& InWidgetStyle,
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bool bParentEnabled) const override;
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UNREALED_API virtual FOptionalSize GetIndentWidth() const;
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UNREALED_API virtual FSlateColor GetRowBackgroundColor(int32 IndentLevel) const;
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private:
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TWeakPtr<ITableRow> Row;
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float TabSize = 16.0f;
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};
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/**
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* SExpanderArrow is a widget intended to be used alongside SIndent.
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* It's based on SDetailExpanderArrow but generalized to allow for use with
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* any ITableRow
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*
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* see SDebugLineItem::GenerateWidgetForColumn (SKismetDebuggingView.cpp) for
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* use example
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*/
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class SExpanderArrow : public SCompoundWidget
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{
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public:
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SLATE_BEGIN_ARGS(SExpanderArrow) {}
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SLATE_ATTRIBUTE(bool, HasChildren)
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SLATE_END_ARGS()
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UNREALED_API void Construct(const FArguments& InArgs, TSharedRef<ITableRow> DetailsRow);
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private:
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EVisibility GetExpanderVisibility() const;
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const FSlateBrush* GetExpanderImage() const;
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FReply OnExpanderClicked() const;
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private:
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TWeakPtr<ITableRow> Row;
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TSharedPtr<SButton> ExpanderArrow;
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TAttribute<bool> HasChildren;
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};
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/**
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* allows you to highlight any arbitrary text based widget.
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* See FTraceStackChildItem::GenerateValueWidget (SKismetDebuggingView.cpp)
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* for an example.
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*
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* note: the text in Content must be scaled, positioned, etc exactly
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* the same as a standard STextBlock would be in order for the highlight
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* to match up properly
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*/
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class STextHighlightOverlay : public SCompoundWidget
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{
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public:
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SLATE_BEGIN_ARGS(STextHighlightOverlay) {}
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SLATE_DEFAULT_SLOT( FArguments, Content )
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SLATE_ATTRIBUTE(FText, FullText)
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SLATE_ATTRIBUTE(FText, HighlightText)
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SLATE_END_ARGS()
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UNREALED_API void Construct(const FArguments& InArgs);
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};
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}
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