Move themes to PreferenceEditor

include/editor.h

@@ -65,7 +65,6 @@ public:
     void displayMapBorder();
     void displayMapGrid();
     void displayWildMonTables();
-    void maskNonVisibleConnectionTiles();
 
     void updateMapBorder();
     void updateMapConnections();
@@ -154,6 +153,9 @@ public:
     void shouldReselectEvents();
     void scaleMapView(int);
 
+public slots:
+    void maskNonVisibleConnectionTiles();
+
 private:
     void setConnectionItemsVisible(bool);
     void setBorderItemsVisible(bool, qreal = 1);

include/mainwindow.h

@@ -218,7 +218,6 @@ private slots:
     void on_toolButton_ExpandAll_clicked();
     void on_toolButton_CollapseAll_clicked();
     void on_actionAbout_Porymap_triggered();
-    void on_actionThemes_triggered();
     void on_pushButton_AddCustomHeaderField_clicked();
     void on_pushButton_DeleteCustomHeaderField_clicked();
     void on_tableWidget_CustomHeaderFields_cellChanged(int row, int column);

include/ui/preferenceeditor.h

@@ -3,6 +3,7 @@
 
 #include <QMainWindow>
 
+class NoScrollComboBox;
 class QAbstractButton;
 
 
@@ -18,8 +19,13 @@ public:
     explicit PreferenceEditor(QWidget *parent = nullptr);
     ~PreferenceEditor();
 
+signals:
+    void preferencesSaved();
+    void themeChanged(const QString &theme);
+
 private:
     Ui::PreferenceEditor *ui;
+    NoScrollComboBox *themeSelector;
 
     void populateFields();
     void saveFields();