Sdk/Widgets: Add possibility to set cursor when mouse hover a widget

SDK/include/NDK/BaseWidget.hpp

@@ -12,6 +12,7 @@
 #include <NDK/EntityOwner.hpp>
 #include <NDK/World.hpp>
 #include <Nazara/Graphics/Sprite.hpp>
+#include <Nazara/Utility/Cursor.hpp>
 #include <Nazara/Utility/Event.hpp>
 #include <Nazara/Utility/Mouse.hpp>
 #include <Nazara/Utility/Node.hpp>
@@ -46,6 +47,7 @@ namespace Ndk
 
 			inline const Nz::Color& GetBackgroundColor() const;
 			inline Canvas* GetCanvas();
+			inline Nz::SystemCursor GetCursor() const;
 			inline const Padding& GetPadding() const;
 			inline Nz::Vector2f GetContentOrigin() const;
 			inline const Nz::Vector2f& GetContentSize() const;
@@ -58,6 +60,7 @@ namespace Ndk
 			virtual void ResizeToContent() = 0;
 
 			void SetBackgroundColor(const Nz::Color& color);
+			void SetCursor(Nz::SystemCursor systemCursor);
 			inline void SetContentSize(const Nz::Vector2f& size);
 			inline void SetPadding(float left, float top, float right, float bottom);
 			void SetSize(const Nz::Vector2f& size);
@@ -113,6 +116,7 @@ namespace Ndk
 			WorldHandle m_world;
 			Nz::Color m_backgroundColor;
 			Nz::SpriteRef m_backgroundSprite;
+			Nz::SystemCursor m_cursor;
 			Nz::Vector2f m_contentSize;
 			BaseWidget* m_widgetParent;
 			bool m_visible;

SDK/include/NDK/BaseWidget.inl

@@ -12,6 +12,7 @@ namespace Ndk
 	m_canvasIndex(InvalidCanvasIndex),
 	m_backgroundColor(Nz::Color(230, 230, 230, 255)),
 	m_canvas(nullptr),
+	m_cursor(Nz::SystemCursor_Default),
 	m_contentSize(50.f, 50.f),
 	m_widgetParent(nullptr),
 	m_visible(true)
@@ -54,6 +55,11 @@ namespace Ndk
 		return m_canvas;
 	}
 
+	inline Nz::SystemCursor BaseWidget::GetCursor() const
+	{
+		return m_cursor;
+	}
+
 	inline const BaseWidget::Padding& BaseWidget::GetPadding() const
 	{
 		return m_padding;

SDK/include/NDK/Canvas.hpp

@@ -9,6 +9,7 @@
 
 #include <NDK/Prerequesites.hpp>
 #include <NDK/BaseWidget.hpp>
+#include <Nazara/Utility/CursorController.hpp>
 #include <Nazara/Utility/EventHandler.hpp>
 
 namespace Ndk
@@ -20,7 +21,7 @@ namespace Ndk
 		public:
 			struct Padding;
 
-			inline Canvas(WorldHandle world, Nz::EventHandler& eventHandler);
+			inline Canvas(WorldHandle world, Nz::EventHandler& eventHandler, Nz::CursorControllerHandle cursorController);
 			Canvas(const Canvas&) = delete;
 			Canvas(Canvas&&) = delete;
 			inline ~Canvas();
@@ -33,7 +34,8 @@ namespace Ndk
 			Canvas& operator=(Canvas&&) = delete;
 
 		protected:
-			void NotifyWidgetUpdate(std::size_t index);
+			inline void NotifyWidgetBoxUpdate(std::size_t index);
+			inline void NotifyWidgetCursorUpdate(std::size_t index);
 
 			std::size_t RegisterWidget(BaseWidget* widget);
 
@@ -54,6 +56,7 @@ namespace Ndk
 			{
 				BaseWidget* widget;
 				Nz::Boxf box;
+				Nz::SystemCursor cursor;
 			};
 
 			NazaraSlot(Nz::EventHandler, OnKeyPressed, m_keyPressedSlot);
@@ -65,6 +68,7 @@ namespace Ndk
 			NazaraSlot(Nz::EventHandler, OnTextEntered, m_textEnteredSlot);
 
 			std::vector<WidgetBox> m_widgetBoxes;
+			Nz::CursorControllerHandle m_cursorController;
 			const WidgetBox* m_hoveredWidget;
 			BaseWidget* m_keyboardOwner;
 			WorldHandle m_world;

SDK/include/NDK/Canvas.inl

@@ -3,10 +3,12 @@
 // For conditions of distribution and use, see copyright notice in Prerequesites.hpp
 
 #include <NDK/Canvas.hpp>
+#include <Nazara/Utility/Cursor.hpp>
 
 namespace Ndk
 {
-	inline Canvas::Canvas(WorldHandle world, Nz::EventHandler& eventHandler) :
+	inline Canvas::Canvas(WorldHandle world, Nz::EventHandler& eventHandler, Nz::CursorControllerHandle cursorController) :
+	m_cursorController(cursorController),
 	m_hoveredWidget(nullptr),
 	m_keyboardOwner(nullptr),
 	m_world(std::move(world))
@@ -44,6 +46,25 @@ namespace Ndk
 		return m_world;
 	}
 
+	inline void Canvas::NotifyWidgetBoxUpdate(std::size_t index)
+	{
+		WidgetBox& entry = m_widgetBoxes[index];
+
+		Nz::Vector3f pos = entry.widget->GetPosition();
+		Nz::Vector2f size = entry.widget->GetContentSize();
+
+		entry.box.Set(pos.x, pos.y, pos.z, size.x, size.y, 1.f);
+	}
+
+	inline void Canvas::NotifyWidgetCursorUpdate(std::size_t index)
+	{
+		WidgetBox& entry = m_widgetBoxes[index];
+
+		entry.cursor = entry.widget->GetCursor();
+		if (m_cursorController && m_hoveredWidget == &entry)
+			m_cursorController->UpdateCursor(Nz::Cursor::Get(entry.cursor));
+	}
+
 	inline void Ndk::Canvas::SetKeyboardOwner(BaseWidget* widget)
 	{
 		m_keyboardOwner = widget;

SDK/src/NDK/Canvas.cpp

@@ -14,25 +14,16 @@ namespace Ndk
 	{
 	}
 
-	void Canvas::NotifyWidgetUpdate(std::size_t index)
-	{
-		WidgetBox& entry = m_widgetBoxes[index];
-
-		Nz::Vector3f pos  = entry.widget->GetPosition();
-		Nz::Vector2f size = entry.widget->GetContentSize();
-
-		entry.box.Set(pos.x, pos.y, pos.z, size.x, size.y, 1.f);
-	}
-
 	std::size_t Canvas::RegisterWidget(BaseWidget* widget)
 	{
 		WidgetBox box;
+		box.cursor = widget->GetCursor();
 		box.widget = widget;
 
 		std::size_t index = m_widgetBoxes.size();
 		m_widgetBoxes.emplace_back(box);
 
-		NotifyWidgetUpdate(index);
+		NotifyWidgetBoxUpdate(index);
 		return index;
 	}
 
@@ -109,6 +100,9 @@ namespace Ndk
 
 				m_hoveredWidget = bestEntry;
 				m_hoveredWidget->widget->OnMouseEnter();
+
+				if (m_cursorController)
+					m_cursorController->UpdateCursor(Nz::Cursor::Get(m_hoveredWidget->cursor));
 			}
 
 			int x = static_cast<int>(std::round(event.x - m_hoveredWidget->box.x));
@@ -120,6 +114,9 @@ namespace Ndk
 		{
 			m_hoveredWidget->widget->OnMouseExit();
 			m_hoveredWidget = nullptr;
+
+			if (m_cursorController)
+				m_cursorController->UpdateCursor(Nz::Cursor::Get(Nz::SystemCursor_Default));
 		}
 	}
 

SDK/src/NDK/Widgets/TextAreaWidget.cpp

@@ -32,6 +32,8 @@ namespace Ndk
 		m_textEntity->AddComponent<GraphicsComponent>().Attach(m_textSprite);
 		m_textEntity->AddComponent<NodeComponent>().SetParent(this);
 
+		SetCursor(Nz::SystemCursor_Text);
+
 		Layout();
 	}