add splitter filters to ui

src/ui/SelectedBuildingPanel.h

@@ -3,6 +3,7 @@
 #include <string>
 #include <vector>
 
+#include <QPoint>
 #include <QWidget>
 
 #include "Building.h"
@@ -15,6 +16,7 @@
 class Simulation;
 class QLabel;
 class QComboBox;
+class QListWidget;
 class QPushButton;
 class QVBoxLayout;
 
@@ -33,6 +35,7 @@ public slots:
 private slots:
     void onRecipeChanged(int comboIndex);
     void onClearBelt();
+    void onSplitterFilterChanged();
 
 private:
     void rebuild();
@@ -41,8 +44,10 @@ private:
     void buildSingle(EntityId id);
     void buildMulti(const std::vector<EntityId>& ids);
     void refreshBuffers(const Building* b);
+    void buildSplitterFilters(QPoint splitterTile);
     const RecipeDef* findRecipe(const Building* b) const;
     const ShipDef*   findShipDef(const std::string& id) const;
+    std::vector<std::string> allItemIds() const;
 
     Simulation*        m_sim;
     const GameConfig*  m_config;
@@ -52,8 +57,13 @@ private:
     QLabel*      m_titleLabel;
     QComboBox*   m_recipeCombo;
     QPushButton* m_clearBeltBtn;
+    QLabel*      m_filterALabel;
+    QListWidget* m_filterAList;
+    QLabel*      m_filterBLabel;
+    QListWidget* m_filterBList;
     QLabel*      m_buffersLabel;
 
     EntityId     m_singleId;
+    QPoint       m_splitterTile;
     std::string  m_currentRecipeId;
 };