closeable box windows

hw3d/App.cpp

@@ -155,9 +155,16 @@ void App::SpawnBoxWindowManagerWindow() noexcept
 
 void App::SpawnBoxWindows() noexcept
 {
-	for( auto id : boxControlIds )
+	for( auto i = boxControlIds.begin(); i != boxControlIds.end(); )
 	{
-		boxes[id]->SpawnControlWindow( id,wnd.Gfx() );
+		if( !boxes[*i]->SpawnControlWindow( *i,wnd.Gfx() ) )
+		{
+			i = boxControlIds.erase( i );
+		}
+		else
+		{
+			i++;
+		}
 	}
 }
 

hw3d/Box.cpp

@@ -69,12 +69,13 @@ DirectX::XMMATRIX Box::GetTransformXM() const noexcept
 	return dx::XMLoadFloat3x3( &mt ) * TestObject::GetTransformXM();
 }
 
-void Box::SpawnControlWindow( int id,Graphics& gfx ) noexcept
+bool Box::SpawnControlWindow( int id,Graphics& gfx ) noexcept
 {
 	using namespace std::string_literals;
 	
 	bool dirty = false;
-	if( ImGui::Begin( ("Box "s + std::to_string( id )).c_str() ) )
+	bool open = true;
+	if( ImGui::Begin( ("Box "s + std::to_string( id )).c_str(),&open ) )
 	{
 		const auto cd = ImGui::ColorEdit3( "Material Color",&materialConstants.color.x );
 		const auto sid = ImGui::SliderFloat( "Specular Intensity",&materialConstants.specularIntensity,0.05f,4.0f,"%.2f",2 );
@@ -87,6 +88,7 @@ void Box::SpawnControlWindow( int id,Graphics& gfx ) noexcept
 	{
 		SyncMaterial( gfx );
 	}
+	return open;
 }
 
 void Box::SyncMaterial( Graphics& gfx ) noexcept(!IS_DEBUG)

hw3d/Box.h

@@ -13,7 +13,8 @@ public:
 		std::uniform_real_distribution<float>& bdist,
 		DirectX::XMFLOAT3 material );
 	DirectX::XMMATRIX GetTransformXM() const noexcept override;
-	void SpawnControlWindow( int id,Graphics& gfx ) noexcept;
+	// returns false if window is closed
+	bool SpawnControlWindow( int id,Graphics& gfx ) noexcept;
 private:
 	void SyncMaterial( Graphics& gfx ) noexcept(!IS_DEBUG);
 private: