Example

Source/SlateExample/Slate/ExampleComplex/ExampleComplexWidget.cpp

@@ -0,0 +1,21 @@
+#include "ExampleComplexWidget.h"
+#include "SExampleComplexWidget.h"
+
+void UExampleComplexWidget::ReleaseSlateResources(bool bReleaseChildren)
+{
+	Super::ReleaseSlateResources(bReleaseChildren);
+
+	MyExampleComplexWidget.Reset();
+}
+
+void UExampleComplexWidget::SynchronizeProperties()
+{
+	Super::SynchronizeProperties();
+}
+
+TSharedRef<SWidget> UExampleComplexWidget::RebuildWidget()
+{
+	MyExampleComplexWidget = SNew(SExampleComplexWidget);
+
+	return MyExampleComplexWidget.ToSharedRef();
+}

Source/SlateExample/Slate/ExampleComplex/ExampleComplexWidget.h

@@ -0,0 +1,22 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Components/Widget.h"
+#include "ExampleComplexWidget.generated.h"
+
+UCLASS()
+class UExampleComplexWidget : public UWidget
+{
+private:
+	GENERATED_BODY()
+public:
+	virtual void ReleaseSlateResources(bool bReleaseChildren) override;
+	virtual void SynchronizeProperties() override;
+
+protected:
+	//~ Begin UWidget Interface
+	virtual TSharedRef<SWidget> RebuildWidget() override;
+	//~ End UWidget Interface
+
+	TSharedPtr<class SExampleComplexWidget> MyExampleComplexWidget;
+};

Source/SlateExample/Slate/ExampleComplex/SExampleComplexWidget.cpp

@@ -0,0 +1,46 @@
+#include "SExampleComplexWidget.h"
+#include "SlateOptMacros.h"
+#include "Widgets/Images/SImage.h"
+
+BEGIN_SLATE_FUNCTION_BUILD_OPTIMIZATION
+
+void SExampleComplexWidget::Construct(const FArguments& InArgs)
+{
+	TSharedPtr<SHorizontalBox> Box = SNew(SHorizontalBox);
+	ChildSlot
+	[
+		Box.ToSharedRef()
+	];
+
+	auto& FirstSlot = Box->AddSlot()
+		.AutoWidth()
+		.Padding(5);
+
+	FirstSlot[ SNew(SImage) ];
+
+	/*
+	ChildSlot
+	[
+		SNew(SHorizontalBox)
+		+ SHorizontalBox::Slot()
+		.AutoWidth()
+		.Padding(5)
+		[
+			SNew(SImage)
+		]
+		+ SHorizontalBox::Slot()
+		.FillWidth(1.0f)
+		.Padding(10)
+		[
+			SNew(SBox)
+			.MinDesiredWidth(200)
+			[
+				SNew(SButton)
+				.Text(NSLOCTEXT("Ex","Click","Click me"))
+			]
+		]
+	];
+	*/
+}
+
+END_SLATE_FUNCTION_BUILD_OPTIMIZATION

Source/SlateExample/Slate/ExampleComplex/SExampleComplexWidget.h

@@ -0,0 +1,18 @@
+#pragma once
+
+#include "CoreMinimal.h"
+#include "Widgets/SCompoundWidget.h"
+
+class SExampleComplexWidget : public SCompoundWidget
+{
+public:
+	SLATE_BEGIN_ARGS(SExampleComplexWidget)
+		{} //
+	SLATE_END_ARGS()
+
+	void Construct(const FArguments& InArgs);
+protected:
+	FSlateFontInfo Font;
+
+	TSharedPtr<STextBlock> TextBlock;
+};

Source/SlateExample/Slate/ExampleList/SExampleListWidget.h

@@ -1,7 +1,7 @@
 #pragma once
 
 #include "CoreMinimal.h"
-#include "Widgets/SLeafWidget.h"
+#include "Widgets/SCompoundWidget.h"
 
 class SExampleListWidget : public SCompoundWidget
 {