GH-1227: World import using drag and drop - zip files and folders

logic/minecraft/WorldList.h

@@ -19,6 +19,7 @@
 #include <QString>
 #include <QDir>
 #include <QAbstractListModel>
+#include <QMimeData>
 #include "minecraft/World.h"
 
 #include "multimc_logic_export.h"
@@ -71,16 +72,28 @@ public:
 	/// Reloads the mod list and returns true if the list changed.
 	virtual bool update();
 
+	/// Install a world from location
+	void installWorld(QFileInfo filename);
+
 	/// Deletes the mod at the given index.
 	virtual bool deleteWorld(int index);
 
 	/// Deletes all the selected mods
 	virtual bool deleteWorlds(int first, int last);
 
+	/// flags, mostly to support drag&drop
+	virtual Qt::ItemFlags flags(const QModelIndex &index) const;
 	/// get data for drag action
 	virtual QMimeData *mimeData(const QModelIndexList &indexes) const;
 	/// get the supported mime types
 	virtual QStringList mimeTypes() const;
+	/// process data from drop action
+	virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent);
+	/// what drag actions do we support?
+	virtual Qt::DropActions supportedDragActions() const;
+
+	/// what drop actions do we support?
+	virtual Qt::DropActions supportedDropActions() const;
 
 	void startWatching();
 	void stopWatching();
@@ -97,8 +110,6 @@ public:
 		return worlds;
 	}
 
-private:
-	void internalSort(QList<World> &what);
 private slots:
 	void directoryChanged(QString path);