compiling but mouse interaction is dead

Makefile

@@ -1,32 +1,16 @@
 CXX = g++
-CXXFLAGS = -std=c++23 -Wall -g -fno-omit-frame-pointer -gdwarf-4 -Og -Wnarrowing -DLIBREMIDI_ALSA=1 -DLIBREMIDI_HEADER_ONLY=1
-CXXINC = -isysteminclude
 
 LDLIBS = -lraylib -lasound -llibremidi -pthread 
 LDFLAGS = -Llib -L/usr/lib -L/usr/local/lib
 
-hdr_files = ${wildcard src/*.h}
-
-src_files = ${wildcard src/*.cpp}
-#src_files += ${wildcard include/libremidi/*.cpp}
+hdr_files = $(wildcard src/*.h)
 
 all: viseq
 	
-viseq: $(src_files) $(hdr_files)
+viseq:
 	mkdir -p build
-	$(CXX) ${wildcard build/*.o} -o viseq $(LDFLAGS) $(LDLIBS)
-	
-$(src_files): %.cpp : %_src
-	$(CXX) -c $@ -o build/$(*F).o $(CXXFLAGS) $(CXXINC)
-
-$(hdr_files): %.h : %_hdr
-	$(NOECHO) $(NOOP)
-
-%_src:
-	$(NOECHO) $(NOOP)
-
-%_hdr:
-	$(NOECHO) $(NOOP)
+	cd src; $(MAKE)
+	$(CXX) $(wildcard build/*.o) -o viseq $(LDFLAGS) $(LDLIBS)
 
 clean:
 	rm -f build/*