Add Qt5 option. Use Qt5 by default.

externals/qhexedit/CMakeLists.txt

@@ -1,4 +1,5 @@
 set(CMAKE_AUTOMOC ON)
+set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
 set(SRCS
             commands.cpp
@@ -10,6 +11,8 @@ set(HEADERS
             qhexedit.h
             qhexedit_p.h)
 
-include_directories(${CMAKE_CURRENT_BINARY_DIR})
-
 add_library(qhexedit STATIC ${SRCS} ${HEADERS})
+if(USE_QT5)
+    target_link_libraries(qhexedit Qt5::Core Qt5::Widgets)
+endif()
+

externals/qhexedit/qhexedit_p.cpp

@@ -1,5 +1,3 @@
-#include <QtGui>
-
 #include "qhexedit_p.h"
 #include "commands.h"
 
@@ -437,7 +435,7 @@ void QHexEditPrivate::keyPressEvent(QKeyEvent *event)
 if (!_readOnly)
 {
     /* Hex input */
-        int key = int(event->text()[0].toAscii());
+        int key = int(event->text()[0].toLatin1());
         if ((key>='0' && key<='9') || (key>='a' && key <= 'f'))
         {
             if (getSelectionBegin() != getSelectionEnd())

externals/qhexedit/qhexedit_p.h

@@ -5,6 +5,9 @@
 
 
 #include <QtGui>
+#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
+#include <QtWidgets>
+#endif
 #include "xbytearray.h"
 
 class QHexEditPrivate : public QWidget