new decorator -> RichTextButtonBlock, example widget changed

Source/Sample/RichTextBlockButtonDecorator.cpp

@@ -0,0 +1,87 @@
+
+#include "RichTextBlockButtonDecorator.h"
+#include "Widgets/SToolTip.h"
+#include "Widgets/Text/STextBlock.h"
+#include "Widgets/Input/SButton.h"
+
+/////////////////////////////////////////////////////
+
+class FRichInlineButton : public FRichTextDecorator
+{
+public:
+	FRichInlineButton(URichTextBlock* InOwner, URichTextBlockButtonDecorator* InDecorator)
+		: FRichTextDecorator(InOwner)
+		, Decorator(InDecorator)
+	{
+	}
+
+	// Only valid if text is: <tooltip text="Some infos">Some text</>
+	virtual bool Supports(const FTextRunParseResults& RunParseResult, const FString& Text) const override
+	{
+		if (RunParseResult.Name == TEXT("button") && RunParseResult.MetaData.Contains(TEXT("id")))
+		{
+			const FTextRange& IdRange = RunParseResult.MetaData[TEXT("id")];
+			const FString TagId = Text.Mid(IdRange.BeginIndex, IdRange.EndIndex - IdRange.BeginIndex);
+
+			const bool bWarnIfMissing = false;
+			return Decorator->FindButtonSet(*TagId, bWarnIfMissing) != nullptr;
+		}
+
+		return false;
+	}
+
+protected:
+
+	virtual TSharedPtr<SWidget> CreateDecoratorWidget(const FTextRunInfo& InRunInfo, const FTextBlockStyle& InTextStyle) const override
+	{
+		const bool bWarnIfMissing = true;
+		const FRichButtonRow* ButtonSet = Decorator->FindButtonSet(*InRunInfo.MetaData[TEXT("id")], bWarnIfMissing);
+
+		if (!ensure(ButtonSet))
+			return TSharedPtr<SWidget>();
+
+		FString TextString;
+		if (const FString* Text = InRunInfo.MetaData.Find(TEXT("text")))
+			TextString = *Text;
+
+		return SNew(SButton)
+			.ButtonStyle(&ButtonSet->ButtonStyle)
+			//.ForegroundColor(FLinearColor::White)
+			//.OnClicked(this, &FPaperTileMapDetailsCustomization::OnPromoteToAssetButtonClicked)
+			.Content()
+			[
+				SNew(STextBlock)
+					.TextStyle(&ButtonSet->ButtonTextStyle)
+					.Text(FText::FromString(TextString))
+			];
+	}
+
+private:
+	URichTextBlockButtonDecorator* Decorator;
+};
+
+/////////////////////////////////////////////////////
+// URichTextBlockButtonDecorator
+
+URichTextBlockButtonDecorator::URichTextBlockButtonDecorator(const FObjectInitializer& ObjectInitializer)
+	: Super(ObjectInitializer)
+{
+}
+
+// Return our custom class for creating the inline widget
+TSharedPtr<ITextDecorator> URichTextBlockButtonDecorator::CreateDecorator(URichTextBlock* InOwner)
+{
+	return MakeShareable(new FRichInlineButton(InOwner, this));
+}
+
+// find button set
+FRichButtonRow* URichTextBlockButtonDecorator::FindButtonSet(FName TagOrId, bool bWarnIfMissing)
+{
+	if (ButtonSet == nullptr)
+		return nullptr;
+
+	FString ContextString;
+	return ButtonSet->FindRow<FRichButtonRow>(TagOrId, ContextString, bWarnIfMissing);
+}
+
+/////////////////////////////////////////////////////

Source/Sample/RichTextBlockButtonDecorator.h

@@ -0,0 +1,59 @@
+#pragma once
+
+#include "CoreMinimal.h"
+
+#include "Engine/DataTable.h"
+
+#include "Styling/SlateTypes.h"
+#include "Fonts/SlateFontInfo.h"
+
+#include "Framework/Text/ITextDecorator.h"
+#include "Components/RichTextBlockDecorator.h"
+
+#include "RichTextBlockButtonDecorator.generated.h"
+
+/** Simple struct for rich text styles */
+USTRUCT(Blueprintable, BlueprintType)
+struct FRichButtonRow : public FTableRowBase
+{
+	GENERATED_USTRUCT_BODY()
+
+public:
+
+	// button style
+	UPROPERTY(EditAnywhere, Category = Appearance)
+	FButtonStyle ButtonStyle;
+
+	//UPROPERTY(EditAnywhere, Category = Appearance)
+	//FSlateColor ButtonForegroundColor;
+
+	// Style used for button's text 
+	UPROPERTY(EditAnywhere, Category = Appearance)
+	FTextBlockStyle ButtonTextStyle;
+};
+
+/**
+ * Allows you to setup a button decorator.
+ * This can be subclassed as a blueprint.
+ *
+ * Understands the format <button id="DataTableRowName" text="button text" />
+ */
+UCLASS(Abstract, Blueprintable)
+class URichTextBlockButtonDecorator : public URichTextBlockDecorator
+{
+	GENERATED_BODY()
+
+public:
+	URichTextBlockButtonDecorator(const FObjectInitializer& ObjectInitializer);
+
+	// create
+	virtual TSharedPtr<ITextDecorator> CreateDecorator(URichTextBlock* InOwner) override;
+	// find button set
+	FRichButtonRow* FindButtonSet(FName TagOrId, bool bWarnIfMissing);
+
+protected:
+
+
+	UPROPERTY(EditAnywhere, Category = Appearance, meta = (RequiredAssetDataTags = "RowStructure=/Script/Sample.RichButtonRow"))
+	TObjectPtr<class UDataTable> ButtonSet;
+};

Source/Sample/SampleRichTextBlockTooltipDecorator.cpp

@@ -3,6 +3,10 @@
 #include "Widgets/SToolTip.h"
 #include "Widgets/Text/STextBlock.h"
 
+/*
+* RichTExt example
+* Try to hover <tooltip text="I am a tooltip">this word</> or <tooltip text="I am also a tooltip">this one</>
+*/
 
 // Class charged of creating the inline tooltip
 class FSampleRichInlineTooltip : public FRichTextDecorator