Fix for darkmode build with mingw

Close #9789

PowerEditor/gcc/makefile

@@ -20,6 +20,9 @@ SCI_DIR			= ../../scintilla/include
 GCC_DIR			= .
 GCCINCLUDE_DIR	= $(GCC_DIR)/include
 
+#darkmode:
+DARKMODE_DIR	= $(NPP_DIR)/darkmode
+
 #json:
 JSON_DIR		= $(NPP_DIR)/json
 
@@ -81,6 +84,9 @@ WIN_DIR			= $(NPP_DIR)/WinControls
 SRC_NPP			= $(wildcard $(NPP_DIR)/*.cpp)
 SRC_GCCINCLUDE	= $(wildcard $(GCCINCLUDE_DIR)/*.cpp)
 
+#DARKMODE
+SRC_DARKMODE	= $(wildcard $(DARKMODE_DIR)/*.cpp)
+
 #MISC
 SRC_MISC		= $(wildcard $(MISC_DIR)/*.cpp)
  SRC_COMMON		= $(wildcard $(COMMON_DIR)/*.cpp)
@@ -138,6 +144,9 @@ SRC_WIN			= $(wildcard $(WIN_DIR)/*.cpp)
 OBJ_NPP			= $(patsubst %.cpp,%.o,$(SRC_NPP))
 OBJ_GCCINCLUDE	= $(patsubst %.cpp,%.o,$(SRC_GCCINCLUDE))
 
+#DARKMODE
+OBJ_DARKMODE	= $(patsubst %.cpp,%.o,$(SRC_DARKMODE))
+
 #MISC
 OBJ_MISC		= $(patsubst %.cpp,%.o,$(SRC_MISC))
  OBJ_COMMON		= $(patsubst %.cpp,%.o,$(SRC_COMMON))
@@ -210,8 +219,9 @@ OBJS_WIN		= $(OBJ_WIN) $(OBJ_ABOUT) $(OBJ_ANSICHAR) $(OBJ_CLIPBOARD) $(OBJ_CONTE
 OBJS_UCHARDET	= $(OBJ_UCHARDET)
 OBJS_TIXML		= $(OBJ_TIXML) $(OBJ_TIXMLA)
 OBJS_SCINT		= $(OBJ_SCINT)
+OBJS_DARKMODE	= $(OBJ_DARKMODE)
 OBJS_MISC		= $(OBJ_MISC) $(OBJ_COMMON) $(OBJ_EXCEPTION) $(OBJ_MD5) $(OBJ_SHA2) $(OBJ_PLUGINS) $(OBJ_PROCESS) $(OBJ_REGEXT)
-OBJS			= $(OBJ_NPP) $(OBJS_WIN) $(OBJS_UCHARDET) $(OBJS_TIXML) $(OBJS_SCINT) $(OBJS_MISC) $(OBJ_GCCINCLUDE)
+OBJS			= $(OBJ_NPP) $(OBJS_WIN) $(OBJS_UCHARDET) $(OBJS_TIXML) $(OBJS_SCINT) $(OBJS_MISC) $(OBJS_DARKMODE) $(OBJ_GCCINCLUDE)
 
 # Main resource file
 SRC_RES			= ./resources.rc

PowerEditor/src/DarkMode/DarkMode.cpp

@@ -1,5 +1,3 @@
-#pragma once
-
 #include <Windows.h>
 
 #include "DarkMode.h"