Fix GUI=QT5 CMake build

Add the possibility of static Qt 5 build of Cool Reader

CMakeLists.txt

@@ -1,5 +1,5 @@
 PROJECT(cr3)
-cmake_minimum_required(VERSION 2.6)
+cmake_minimum_required(VERSION 3.0)
 
 #INCLUDE(CPack)
 

cr3qt/CMakeLists.txt

@@ -150,6 +150,10 @@ else()
 ADD_EXECUTABLE(cr3 ${CR3_MAN_PAGES} ${CR3_CHANGELOG} ${CR3_SOURCES} ${CR3_RCS} ${CR3_UI_HDRS} ${CR3_MOC_SRCS} ${QM_FILES} ${RES_FILES})
 endif (WIN32)
 
+if( NOT ${GUI} STREQUAL QT )
+qt5_use_modules(cr3 Widgets)
+endif( NOT ${GUI} STREQUAL QT )
+
 if(WIN32)
 if(CMAKE_GENERATOR MATCHES "Visual Studio.*")
   message("Visual Studio generator detected")
@@ -173,7 +177,7 @@ IF(MAC)
     SET (EXTRA_LIBS ${QT_LIBRARIES} ${STD_LIBS} )
 #${QT_LIBRARIES} 
 ELSEIF (UNIX)
-    SET (EXTRA_LIBS ${QT_LIBRARIES} fontconfig ${STD_LIBS} )
+    SET (EXTRA_LIBS ${QT_LIBRARIES} ${Qt5Core_LIBRARIES} ${Qt5Widgets_LIBRARIES} fontconfig ${STD_LIBS} )
 ELSE()
     SET (EXTRA_LIBS ${STD_LIBS} ${QT_LIBRARIES} ${Qt5Core_LIBRARIES} ${Qt5Widgets_LIBRARIES} )
 ENDIF(MAC)

cr3qt/src/main.cpp

@@ -24,6 +24,20 @@
     #include <fontconfig/fontconfig.h>
 #endif
 
+#if defined(QT_STATIC)
+#if QT_VERSION >= 0x050000
+#include <QtPlugin>
+#if defined(Q_OS_UNIX)
+Q_IMPORT_PLUGIN(QXcbIntegrationPlugin);
+#elif defined(Q_OS_WIN)
+Q_IMPORT_PLUGIN(QWindowsIntegrationPlugin);
+Q_IMPORT_PLUGIN(QWindowsVistaStylePlugin);
+#elif defined(Q_OS_MACOS)
+Q_IMPORT_PLUGIN(QCocoaIntegrationPlugin);
+#endif
+#endif
+#endif
+
 // prototypes
 void InitCREngineLog( const char * cfgfile );
 bool InitCREngine( const char * exename, lString16Collection & fontDirs );