add_definitions(-DQT_NO_URL_CAST_FROM_STRING) + fix compilation

CMakeLists.txt

@@ -42,6 +42,7 @@ include_directories (${CMAKE_CURRENT_SOURCE_DIR} ${CMAKE_CURRENT_BINARY_DIR} )
 
 find_package(LibKEduVocDocument REQUIRED)
 add_definitions(-DQT_USE_FAST_CONCATENATION -DQT_USE_FAST_OPERATOR_PLUS)
+add_definitions(-DQT_NO_URL_CAST_FROM_STRING)
 
 add_subdirectory( doc )
 add_subdirectory( src )

src/kanagramgame.cpp

@@ -249,8 +249,8 @@ void KanagramGame::nextAnagram()
             // this file has no entries
             m_originalWord = "";
             m_hint = "";
-            m_picHintUrl = "";
-            m_audioUrl = "";
+            m_picHintUrl = QUrl();
+            m_audioUrl = QUrl();
             // TODO: add some error reporting here
         }
         emit userAnswerChanged();