Implemented basic joystick selection

You can select joystick in the config file, there is still no GUI. By default, the first available joystick is used.
issue #171

src/app/app.cpp

@@ -516,6 +516,23 @@ bool CApplication::Create()
     // Don't generate joystick events
     SDL_JoystickEventState(SDL_IGNORE);
 
+    // Report joystick list to log, since we still don't have a GUI for them so you have to set the ID manually in the config
+    auto joysticks = GetJoystickList();
+    bool first = true;
+    for (const auto& joystick : joysticks)
+    {
+        if (first)
+        {
+            ChangeJoystick(joystick);
+            first = false;
+        }
+        GetLogger()->Info("Detected joystick: %s [ID %d]\n", joystick.name.c_str(), joystick.index);
+    }
+    if (first)
+    {
+        GetLogger()->Info("No joysticks detected\n");
+    }
+
     if (!m_headless)
     {
         m_device = Gfx::CreateDevice(m_deviceConfig, m_graphics.c_str());
@@ -725,6 +742,8 @@ bool CApplication::OpenJoystick()
     if ( (m_joystick.index < 0) || (m_joystick.index >= SDL_NumJoysticks()) )
         return false;
 
+    GetLogger()->Info("Opening joystick %d\n", m_joystick.index);
+
     m_private->joystick = SDL_JoystickOpen(m_joystick.index);
     if (m_private->joystick == nullptr)
         return false;
@@ -746,6 +765,8 @@ void CApplication::CloseJoystick()
 {
     // Timer will remove itself automatically
 
+    GetLogger()->Info("Closing joystick\n");
+
     SDL_JoystickClose(m_private->joystick);
     m_private->joystick = nullptr;
 }
@@ -755,6 +776,8 @@ bool CApplication::ChangeJoystick(const JoystickDevice &newJoystick)
     if ( (newJoystick.index < 0) || (newJoystick.index >= SDL_NumJoysticks()) )
         return false;
 
+    m_joystick = newJoystick;
+
     if (m_private->joystick != nullptr)
         CloseJoystick();
 

src/ui/maindialog.cpp

@@ -4821,6 +4821,7 @@ void CMainDialog::UpdateSetupButtons()
     pc = static_cast<CCheck*>(pw->SearchControl(EVENT_INTERFACE_JOYSTICK));
     if ( pc != 0 )
     {
+        pc->SetState(STATE_ENABLE, m_app->GetJoystick().index >= 0);
         pc->SetState(STATE_CHECK, m_app->GetJoystickEnabled());
     }
 
@@ -4981,6 +4982,7 @@ void CMainDialog::SetupMemorize()
     GetProfile().SetIntProperty("Setup", "SkyMode", m_engine->GetSkyMode());
     GetProfile().SetIntProperty("Setup", "PlanetMode", m_engine->GetPlanetMode());
     GetProfile().SetIntProperty("Setup", "LightMode", m_engine->GetLightMode());
+    GetProfile().SetIntProperty("Setup", "UseJoystick", m_app->GetJoystickEnabled() ? m_app->GetJoystick().index : -1);
     GetProfile().SetFloatProperty("Setup", "ParticleDensity", m_engine->GetParticleDensity());
     GetProfile().SetFloatProperty("Setup", "ClippingDistance", m_engine->GetClippingDistance());
     GetProfile().SetFloatProperty("Setup", "ObjectDetail", m_engine->GetObjectDetail());
@@ -5168,11 +5170,26 @@ void CMainDialog::SetupRecall()
     {
         m_engine->SetLightMode(iValue);
     }
-    // TODO
+
-    // if ( GetProfile().GetLocalProfileInt("Setup", "UseJoystick", iValue) )
+    if ( GetProfile().GetIntProperty("Setup", "UseJoystick", iValue) )
-    // {
+    {
-    //     m_engine->SetJoystick(iValue);
+        if(iValue >= 0)
-    // }
+        {
+            auto joysticks = m_app->GetJoystickList();
+            for(const auto& joystick : joysticks)
+            {
+                if (joystick.index == iValue)
+                {
+                    m_app->ChangeJoystick(joystick);
+                    m_app->SetJoystickEnabled(true);
+                }
+            }
+        }
+        else
+        {
+            m_app->SetJoystickEnabled(false);
+        }
+    }
 
     if ( GetProfile().GetFloatProperty("Setup", "ParticleDensity", fValue) )
     {