Added "No userlevels installed" message

po/colobot.pot

@@ -162,6 +162,12 @@ msgstr ""
 msgid "OK"
 msgstr ""
 
+msgid "No userlevels installed!"
+msgstr ""
+
+msgid "This menu is for userlevels from mods, but you didn't install any"
+msgstr ""
+
 msgid "Keyword help(\\key cbot;)"
 msgstr ""
 

po/de.po

@@ -937,6 +937,9 @@ msgstr "Kein konvertierbares Titanerz vorhanden"
 msgid "No uranium to transform"
 msgstr "Kein konvertierbares Platin"
 
+msgid "No userlevels installed!"
+msgstr ""
+
 msgid "Normal size"
 msgstr "Normale Größe"
 
@@ -1508,6 +1511,9 @@ msgstr "Dieses Element gibt es nicht in dieser Klasse"
 msgid "This label does not exist"
 msgstr "Dieses Label existiert nicht"
 
+msgid "This menu is for userlevels from mods, but you didn't install any"
+msgstr ""
+
 msgid "This object is not a member of a class"
 msgstr "Das Objekt ist nicht eine Instanz einer Klasse"
 

po/fr.po

@@ -933,6 +933,9 @@ msgstr "Pas de titanium à transformer"
 msgid "No uranium to transform"
 msgstr "Pas d'uranium à transformer"
 
+msgid "No userlevels installed!"
+msgstr ""
+
 msgid "Normal size"
 msgstr "Taille normale"
 
@@ -1503,6 +1506,9 @@ msgstr "Cet élément n'existe pas dans cette classe"
 msgid "This label does not exist"
 msgstr "Cette étiquette n'existe pas"
 
+msgid "This menu is for userlevels from mods, but you didn't install any"
+msgstr ""
+
 msgid "This object is not a member of a class"
 msgstr "L'objet n'est pas une instance d'une classe"
 

po/pl.po

@@ -938,6 +938,9 @@ msgstr "Brak tytanu do przetworzenia"
 msgid "No uranium to transform"
 msgstr "Brak uranu do przetworzenia"
 
+msgid "No userlevels installed!"
+msgstr ""
+
 msgid "Normal size"
 msgstr "Normalna wielkość"
 
@@ -1505,6 +1508,9 @@ msgstr "To nie jest obiekt tej klasy"
 msgid "This label does not exist"
 msgstr "Taka etykieta nie istnieje"
 
+msgid "This menu is for userlevels from mods, but you didn't install any"
+msgstr ""
+
 msgid "This object is not a member of a class"
 msgstr "Ten obiekt nie jest członkiem klasy"
 

po/ru.po

@@ -930,6 +930,9 @@ msgstr ""
 msgid "No uranium to transform"
 msgstr "Нет урана для преобразования"
 
+msgid "No userlevels installed!"
+msgstr ""
+
 msgid "Normal size"
 msgstr "Нормальный размер"
 
@@ -1500,6 +1503,9 @@ msgstr "Это не член этого класса"
 msgid "This label does not exist"
 msgstr "Эта метка не существует"
 
+msgid "This menu is for userlevels from mods, but you didn't install any"
+msgstr ""
+
 msgid "This object is not a member of a class"
 msgstr "Этот объект не член класса"
 

src/common/restext.cpp

@@ -111,6 +111,8 @@ void InitializeRestext()
     stringsText[RT_DIALOG_NO]        = TR("No");
     stringsText[RT_DIALOG_LOADING]   = TR("LOADING");
     stringsText[RT_DIALOG_OK]        = TR("OK");
+    stringsText[RT_DIALOG_NOUSRLVL_TITLE] = TR("No userlevels installed!");
+    stringsText[RT_DIALOG_NOUSRLVL_TEXT]  = TR("This menu is for userlevels from mods, but you didn't install any");
 
     stringsText[RT_STUDIO_LISTTT]    = TR("Keyword help(\\key cbot;)");
     stringsText[RT_STUDIO_COMPOK]    = TR("Compilation ok (0 errors)");

src/common/restext.h

@@ -107,6 +107,8 @@ enum ResTextType
     RT_DIALOG_NO            = 108,
     RT_DIALOG_LOADING       = 109,
     RT_DIALOG_OK            = 110,
+    RT_DIALOG_NOUSRLVL_TITLE = 111,
+    RT_DIALOG_NOUSRLVL_TEXT = 112,
 
     RT_STUDIO_LISTTT        = 120,
     RT_STUDIO_COMPOK        = 121,

src/ui/maindialog.cpp

@@ -312,7 +312,9 @@ void CMainDialog::StartInformation(const std::string& title, const std::string&
 
     pw = static_cast<CWindow*>(m_interface->SearchControl(EVENT_WINDOW9));
     if ( pw == 0 )  return;
-    pw->SetName(title);
+
+    if(!title.empty())
+        pw->SetName(title);
 
     pos.x = 0.00f;
     pos.y = 0.50f;

src/ui/mainui.cpp

@@ -73,7 +73,7 @@ CMainUserInterface::CMainUserInterface()
     m_dialog     = MakeUnique<CMainDialog>();
 
     m_screenAppearance = MakeUnique<CScreenApperance>();
-    m_screenLevelList = MakeUnique<CScreenLevelList>();
+    m_screenLevelList = MakeUnique<CScreenLevelList>(m_dialog.get());
     m_screenIORead = MakeUnique<CScreenIORead>(m_screenLevelList.get());
     m_screenIOWrite = MakeUnique<CScreenIOWrite>(m_screenLevelList.get());
     m_screenLoading = MakeUnique<CScreenLoading>();

src/ui/screen/screen_level_list.cpp

@@ -29,6 +29,8 @@
 
 #include "object/level/parser.h"
 
+#include "ui/maindialog.h"
+
 #include "ui/controls/button.h"
 #include "ui/controls/check.h"
 #include "ui/controls/edit.h"
@@ -40,8 +42,9 @@
 namespace Ui
 {
 
-CScreenLevelList::CScreenLevelList()
-    : m_category{},
+CScreenLevelList::CScreenLevelList(CMainDialog* mainDialog)
+    : m_dialog(mainDialog),
+      m_category{},
       m_listCategory{},
       m_sceneSoluce{false},
       m_maxList{0},
@@ -232,6 +235,18 @@ void CScreenLevelList::CreateInterface()
     pb->SetState(STATE_SHADOW);
 
     SetBackground("textures/interface/interface.png");
+
+    if (m_category == LevelCategory::CustomLevels)
+    {
+        if(m_customLevelList.size() == 0)
+        {
+            m_main->ChangePhase(PHASE_MAIN_MENU);
+            std::string title, text;
+            GetResource(RES_TEXT, RT_DIALOG_NOUSRLVL_TITLE, title);
+            GetResource(RES_TEXT, RT_DIALOG_NOUSRLVL_TEXT, text);
+            m_dialog->StartInformation(title, title, text);
+        }
+    }
 }
 
 bool CScreenLevelList::EventProcess(const Event &event)

src/ui/screen/screen_level_list.h

@@ -28,11 +28,12 @@
 
 namespace Ui
 {
+class CMainDialog;
 
 class CScreenLevelList : public CScreen
 {
 public:
-    CScreenLevelList();
+    CScreenLevelList(Ui::CMainDialog* mainDialog);
 
     void SetLevelCategory(LevelCategory category);
 
@@ -59,6 +60,8 @@ protected:
     void UpdateSceneResume(int chap, int rank);
 
 protected:
+    Ui::CMainDialog* m_dialog;
+
     LevelCategory m_category;
     LevelCategory m_listCategory;