NOISSUE Add world icons and world icon reset button

api/logic/minecraft/World.cpp

@@ -138,14 +138,31 @@ void World::repath(const QFileInfo &file)
     m_folderName = file.fileName();
     if(file.isFile() && file.suffix() == "zip")
     {
+        m_iconFile = QString();
         readFromZip(file);
     }
     else if(file.isDir())
     {
+        QFileInfo assumedIconPath(file.absoluteFilePath() + "/icon.png");
+        if(assumedIconPath.exists()) {
+            m_iconFile = assumedIconPath.absoluteFilePath();
+        }
         readFromFS(file);
     }
 }
 
+bool World::resetIcon()
+{
+    if(m_iconFile.isNull()) {
+        return false;
+    }
+    if(QFile(m_iconFile).remove()) {
+        m_iconFile = QString();
+        return true;
+    }
+    return false;
+}
+
 void World::readFromFS(const QFileInfo &file)
 {
     auto bytes = getLevelDatDataFromFS(file);

api/logic/minecraft/World.h

@@ -40,6 +40,10 @@ public:
     {
         return m_actualName;
     }
+    QString iconFile() const
+    {
+        return m_iconFile;
+    }
     QDateTime lastPlayed() const
     {
         return m_lastPlayed;
@@ -70,6 +74,8 @@ public:
     bool replace(World &with);
     // change the world's filesystem path (used by world lists for *MAGIC* purposes)
     void repath(const QFileInfo &file);
+    // remove the icon file, if any
+    bool resetIcon();
 
     bool rename(const QString &to);
     bool install(const QString &to, const QString &name= QString());
@@ -88,6 +94,7 @@ protected:
     QString m_containerOffsetPath;
     QString m_folderName;
     QString m_actualName;
+    QString m_iconFile;
     QDateTime levelDatTime;
     QDateTime m_lastPlayed;
     int64_t m_randomSeed = 0;

api/logic/minecraft/WorldList.cpp

@@ -136,6 +136,19 @@ bool WorldList::deleteWorlds(int first, int last)
     return true;
 }
 
+bool WorldList::resetIcon(int row)
+{
+    if (row >= worlds.size() || row < 0)
+        return false;
+    World &m = worlds[row];
+    if(m.resetIcon()) {
+        emit dataChanged(index(row), index(row), {WorldList::IconFileRole});
+        return true;
+    }
+    return false;
+}
+
+
 int WorldList::columnCount(const QModelIndex &parent) const
 {
     return 3;
@@ -195,6 +208,10 @@ QVariant WorldList::data(const QModelIndex &index, int role) const
     {
         return world.lastPlayed();
     }
+    case IconFileRole:
+    {
+        return world.iconFile();
+    }
     default:
         return QVariant();
     }

api/logic/minecraft/WorldList.h

@@ -44,7 +44,8 @@ public:
         SeedRole,
         NameRole,
         GameModeRole,
-        LastPlayedRole
+        LastPlayedRole,
+        IconFileRole
     };
 
     WorldList(const QString &dir);
@@ -81,6 +82,9 @@ public:
     /// Deletes the mod at the given index.
     virtual bool deleteWorld(int index);
 
+    /// Removes the world icon, if any
+    virtual bool resetIcon(int index);
+
     /// Deletes all the selected mods
     virtual bool deleteWorlds(int first, int last);