Strip wx.h from color_swatch.h

common/dialogs/dialog_color_picker.cpp

@@ -24,6 +24,8 @@
 #include <kiface_i.h>
 #include <settings/app_settings.h>
 #include <widgets/color_swatch.h>
+#include <wx/bitmap.h>
+#include <wx/dcmemory.h>
 
 #define ALPHA_MAX 100   // the max value returned by the alpha (opacity) slider
 

common/widgets/color_swatch.cpp

@@ -22,6 +22,7 @@
  */
 
 #include <widgets/color_swatch.h>
+#include <wx/dcmemory.h>
 
 #include "dialog_color_picker.h"
 #include <memory>

include/widgets/color_swatch.h

@@ -24,7 +24,13 @@
 #ifndef COLOR_SWATCH__H_
 #define COLOR_SWATCH__H_
 
-#include <wx/wx.h>
+#include <wx/bitmap.h>
+#include <wx/gdicmn.h>
+#include <wx/panel.h>
+#include <wx/statbmp.h>
+#include <wx/window.h>
+
+#include <functional>
 
 #include <gal/color4d.h>