Dockspace Working

EnchantingTable/imgui.ini

@@ -1,10 +1,28 @@
 [Window][Debug##Default]
-Pos=60,60
-Size=400,400
+Pos=176,125
+Size=1088,877
 Collapsed=0
 
 [Window][Hello World]
-Pos=29,42
-Size=411,1092
+Pos=1264,19
+Size=336,1181
 Collapsed=0
+DockId=0x00000002,0
+
+[Window][Hello World 2]
+Pos=184,152
+Size=610,842
+Collapsed=0
+DockId=0x39930E19,0
+
+[Window][DockSpace Demo]
+Pos=0,0
+Size=1600,1200
+Collapsed=0
+
+[Docking][Data]
+DockSpace   ID=0x39930E19 Pos=184,152 Size=1072,842 CentralNode=1 Selected=0x4A17B156
+DockSpace   ID=0x3BC79352 Window=0x4647B76E Pos=0,19 Size=1600,1181 Split=X
+  DockNode  ID=0x00000001 Parent=0x3BC79352 SizeRef=1262,1181 CentralNode=1
+  DockNode  ID=0x00000002 Parent=0x3BC79352 SizeRef=336,1181 Selected=0x4A17B156
 

EnchantingTable/src/EditorLayer.cpp

@@ -93,6 +93,48 @@ void EditorLayer::OnUpdate(float deltaTime)
 
 void EditorLayer::OnImGuiRender()
 {
+	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+	/////////////////////// Dock Space Setup
+	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+	static bool dockspaceOpen = true;
+	static bool opt_fullscreen_persistant = true;
+	bool opt_fullscreen = opt_fullscreen_persistant;
+	static ImGuiDockNodeFlags dockspace_flags = ImGuiDockNodeFlags_None;
+
+	// because it would be confusing to have two docking targets within each others.
+	ImGuiWindowFlags window_flags = ImGuiWindowFlags_MenuBar | ImGuiWindowFlags_NoDocking;
+	if (opt_fullscreen)
+	{
+		ImGuiViewport* viewport = ImGui::GetMainViewport();
+		ImGui::SetNextWindowPos(viewport->Pos);
+		ImGui::SetNextWindowSize(viewport->Size);
+		ImGui::SetNextWindowViewport(viewport->ID);
+		ImGui::PushStyleVar(ImGuiStyleVar_WindowRounding, 0.0f);
+		ImGui::PushStyleVar(ImGuiStyleVar_WindowBorderSize, 0.0f);
+		window_flags |= ImGuiWindowFlags_NoTitleBar | ImGuiWindowFlags_NoCollapse | ImGuiWindowFlags_NoResize | ImGuiWindowFlags_NoMove;
+		window_flags |= ImGuiWindowFlags_NoBringToFrontOnFocus | ImGuiWindowFlags_NoNavFocus;
+	}
+
+	// When using ImGuiDockNodeFlags_PassthruCentralNode, DockSpace() will render our background and handle the pass-thru hole, so we ask Begin() to not render a background.
+	if (dockspace_flags & ImGuiDockNodeFlags_PassthruCentralNode)
+		window_flags |= ImGuiWindowFlags_NoBackground;
+
+	ImGui::PushStyleVar(ImGuiStyleVar_WindowPadding, ImVec2(0.0f, 0.0f));
+	ImGui::Begin("DockSpace Demo", &dockspaceOpen, window_flags);
+	ImGui::PopStyleVar();
+
+	if (opt_fullscreen)
+		ImGui::PopStyleVar(2);
+
+	ImGuiIO& io = ImGui::GetIO();
+
+	if (io.ConfigFlags & ImGuiConfigFlags_DockingEnable)
+	{
+		ImGuiID dockspace_id = ImGui::GetID("MyDockSpace");
+		ImGui::DockSpace(dockspace_id, ImVec2(0.0f, 0.0f), dockspace_flags);
+	}
+
+
 	ImGui::Begin("Hello World");
 	{
 		if (ImGui::Button("Test Button")) 
@@ -101,4 +143,7 @@ void EditorLayer::OnImGuiRender()
 		}
 	}
 	ImGui::End();
+
+	//End Dockspace
+	ImGui::End();
 }