disabling of imgui mouse input

hw3d/Window.cpp

@@ -123,12 +123,14 @@ void Window::EnableCursor()
 {
 	cursorEnabled = true;
 	ShowCursor();
+	EnableImGuiMouse();
 }
 
 void Window::DisableCursor()
 {
 	cursorEnabled = false;
 	HideCursor();
+	DisableImGuiMouse();
 }
 
 std::optional<int> Window::ProcessMessages() noexcept
@@ -172,6 +174,16 @@ void Window::ShowCursor()
 	while( ::ShowCursor( TRUE ) < 0 );
 }
 
+void Window::EnableImGuiMouse()
+{
+	ImGui::GetIO().ConfigFlags &= ~ImGuiConfigFlags_NoMouse;
+}
+
+void Window::DisableImGuiMouse()
+{
+	ImGui::GetIO().ConfigFlags |= ImGuiConfigFlags_NoMouse;
+}
+
 LRESULT CALLBACK Window::HandleMsgSetup( HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam ) noexcept
 {
 	// use create parameter passed in from CreateWindow() to store window class pointer at WinAPI side

hw3d/Window.h

@@ -82,6 +82,8 @@ public:
 private:
 	void HideCursor();
 	void ShowCursor();
+	void EnableImGuiMouse();
+	void DisableImGuiMouse();
 	static LRESULT CALLBACK HandleMsgSetup( HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam ) noexcept;
 	static LRESULT CALLBACK HandleMsgThunk( HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam ) noexcept;
 	LRESULT HandleMsg( HWND hWnd,UINT msg,WPARAM wParam,LPARAM lParam ) noexcept;