fix fatal error messages

src/framework/core/logger.cpp

@@ -22,14 +22,10 @@
 
 #include "logger.h"
 #include "eventdispatcher.h"
+#include <framework/platform/platformwindow.h>
 
 Logger g_logger;
 
-Logger::Logger()
-{
-
-}
-
 void Logger::log(Fw::LogLevel level, std::string message)
 {
     const static std::string logPrefixes[] = { "", "", "WARNING: ", "ERROR: ", "FATAL ERROR: " };
@@ -43,8 +39,10 @@ void Logger::log(Fw::LogLevel level, std::string message)
     if(m_onLog)
         m_onLog(level, message, now);
 
-    if(level == Fw::LogFatal)
-        throw std::runtime_error(message);
+    if(level == Fw::LogFatal) {
+        g_window.displayFatalError(message);
+        exit(-1);
+    }
 }
 
 void Logger::logFunc(Fw::LogLevel level, const std::string& message, std::string prettyFunction)

src/framework/core/logger.h

@@ -37,8 +37,6 @@ class Logger
     typedef std::function<void(Fw::LogLevel, std::string, std::size_t)> OnLogCallback;
 
 public:
-    Logger();
-
     void log(Fw::LogLevel level, std::string message);
     void logFunc(Fw::LogLevel level, const std::string& message, std::string prettyFunction);
 

src/framework/platform/platformwindow.h

@@ -43,6 +43,7 @@ public:
     virtual void poll() = 0;
     virtual void swapBuffers() = 0;
     virtual void showMouse() = 0;
+    virtual void displayFatalError(const std::string& message) { }
     virtual void hideMouse() = 0;
 
     virtual void setTitle(const std::string& title) = 0;

src/framework/platform/win32window.cpp

@@ -618,3 +618,7 @@ std::string WIN32Window::getPlatformType()
     return "WIN32-WGL";
 }
 
+void WIN32Window::displayFatalError(const std::string& message)
+{
+    MessageBoxA(m_window, message.c_str(), "FATAL ERROR", MB_OK | MB_ICONERROR);
+}

src/framework/platform/win32window.h

@@ -58,6 +58,7 @@ public:
     void swapBuffers();
     void showMouse();
     void hideMouse();
+    void displayFatalError(const std::string& message);
 
     void setTitle(const std::string& title);
     void setMinimumSize(const Size& minimumSize);