implement illegal commodity visualisation

client/src/main/java/ru/trader/controllers/HelperController.java

@@ -20,9 +20,7 @@ import ru.trader.KeyBinding;
 import ru.trader.Main;
 import ru.trader.model.*;
 import ru.trader.view.support.ViewUtils;
-import ru.trader.view.support.cells.OfferListCell;
+import ru.trader.view.support.cells.*;
-import ru.trader.view.support.cells.OrderListCell;
-import ru.trader.view.support.cells.StationListCell;
 
 import javax.swing.*;
 
@@ -70,8 +68,8 @@ public class HelperController {
     @FXML
     private void initialize(){
         buyOrders.setCellFactory(new OrderListCell(false));
-        sellOrders.setCellFactory(new OrderListCell(true));
+        sellOrders.setCellFactory(new OrderDecoratedListCell(true));
-        sellOffers.setCellFactory(new OfferListCell(true));
+        sellOffers.setCellFactory(new OfferDecoratedListCell(true));
         stations.setCellFactory(new StationListCell());
         infoBtn.selectedProperty().addListener((ov, o, n) -> {
             if (n) showInfo();

client/src/main/java/ru/trader/controllers/RouteTrackController.java

@@ -17,6 +17,7 @@ import ru.trader.view.support.ViewUtils;
 import ru.trader.view.support.autocomplete.AutoCompletion;
 import ru.trader.view.support.autocomplete.CachedSuggestionProvider;
 import ru.trader.view.support.autocomplete.SystemsProvider;
+import ru.trader.view.support.cells.OrderDecoratedListCell;
 import ru.trader.view.support.cells.OrderListCell;
 
 import java.util.ArrayList;
@@ -70,7 +71,7 @@ public class RouteTrackController {
     private void initialize(){
         addMissionsList.setItems(missionsController.getMissions());
         buyOrders.setCellFactory(new OrderListCell(false));
-        sellOrders.setCellFactory(new OrderListCell(true));
+        sellOrders.setCellFactory(new OrderDecoratedListCell(true));
         editGroup.setVisible(false);
         init();
         newEntrySystem.valueProperty().addListener((ov, o , n) -> {

client/src/main/java/ru/trader/model/OfferModel.java

@@ -51,6 +51,10 @@ public class OfferModel {
         return item;
     }
 
+    public boolean isIllegal() {
+        return offer.isIllegal();
+    }
+
     public OFFER_TYPE getType(){
         return offer.getType();
     }

client/src/main/java/ru/trader/model/OrderModel.java

@@ -65,6 +65,11 @@ public class OrderModel {
         this.count.set(count);
     }
 
+    public boolean isIllegal(){
+        OfferModel offer = getBuyOffer();
+        return offer != null && offer.isIllegal();
+    }
+
     public LongProperty countProperty() {
         return count;
     }

client/src/main/java/ru/trader/view/support/ViewUtils.java

@@ -15,6 +15,7 @@ import java.awt.event.InputEvent;
 import java.awt.event.KeyEvent;
 
 public class ViewUtils {
+    public final static String ILLEGAL_ITEM_STYLE = "illegal_item";
 
     //Scroll to row if invisible
     public static void show(TableView tableView, int index){

client/src/main/java/ru/trader/view/support/cells/DecoratedCellFactory.java

@@ -0,0 +1,45 @@
+package ru.trader.view.support.cells;
+
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.scene.control.TableCell;
+import javafx.scene.control.TableColumn;
+import javafx.util.Callback;
+
+public abstract class DecoratedCellFactory<S, T> implements Callback<TableColumn<S,T>, TableCell<S,T>> {
+    private final Callback<TableColumn<S,T>, TableCell<S,T>> decorated;
+
+    public DecoratedCellFactory() {
+        //noinspection unchecked
+        this((Callback) TableColumn.DEFAULT_CELL_FACTORY);
+    }
+
+    public DecoratedCellFactory(Callback<TableColumn<S, T>, TableCell<S, T>> decorated) {
+        this.decorated = decorated;
+    }
+
+    abstract void doStyle(TableCell<S, T> cell, S entry, T item);
+
+    @Override
+    public final TableCell<S, T> call(TableColumn<S, T> param) {
+        TableCell<S,T> cell = decorated.call(param);
+        cell.itemProperty().addListener(new ItemChangeListener(cell));
+        return cell;
+    }
+
+    private class ItemChangeListener implements ChangeListener<T> {
+        private final TableCell<S, T> cell;
+
+        private ItemChangeListener(TableCell<S, T> cell) {
+            this.cell = cell;
+        }
+
+        @Override
+        public void changed(ObservableValue<? extends T> observable, T oldValue, T newValue) {
+            @SuppressWarnings("unchecked")
+            S entry = (S) cell.getTableRow().getItem();
+            doStyle(cell, entry, newValue);
+        }
+    }
+
+}

client/src/main/java/ru/trader/view/support/cells/DecoratedListCellFactory.java

@@ -0,0 +1,64 @@
+package ru.trader.view.support.cells;
+
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.scene.Node;
+import javafx.scene.control.ListCell;
+import javafx.scene.control.ListView;
+import javafx.util.Callback;
+
+public abstract class DecoratedListCellFactory<T> implements Callback<ListView<T>, ListCell<T>> {
+    private final Callback<ListView<T>, ListCell<T>> decorated;
+    private final static Callback<ListView<?>, ListCell<?>> DEFAULT_CELL_FACTORY = cell -> new ListCell<Object>() {
+        @Override
+        public void updateItem(Object item, boolean empty) {
+            super.updateItem(item, empty);
+            if (empty) {
+                setText(null);
+                setGraphic(null);
+            } else if (item instanceof Node) {
+                setText(null);
+                Node currentNode = getGraphic();
+                Node newNode = (Node) item;
+                if (currentNode == null || ! currentNode.equals(newNode)) {
+                    setGraphic(newNode);
+                }
+            } else {
+                setText(item == null ? "null" : item.toString());
+                setGraphic(null);
+            }
+        }
+    };
+
+    public DecoratedListCellFactory() {
+        //noinspection unchecked
+        this((Callback) DEFAULT_CELL_FACTORY);
+    }
+
+    public DecoratedListCellFactory(Callback<ListView<T>, ListCell<T>> decorated) {
+        this.decorated = decorated;
+    }
+
+    abstract void doStyle(ListCell<T> cell, T item);
+
+    @Override
+    public final ListCell<T> call(ListView<T> param) {
+        ListCell<T> cell = decorated.call(param);
+        cell.itemProperty().addListener(new ItemChangeListener(cell));
+        return cell;
+    }
+
+    private class ItemChangeListener implements ChangeListener<T> {
+        private final ListCell<T> cell;
+
+        private ItemChangeListener(ListCell<T> cell) {
+            this.cell = cell;
+        }
+
+        @Override
+        public void changed(ObservableValue<? extends T> observable, T oldValue, T newValue) {
+            doStyle(cell, newValue);
+        }
+    }
+
+}

client/src/main/java/ru/trader/view/support/cells/DecoratedRowFactory.java

@@ -0,0 +1,44 @@
+package ru.trader.view.support.cells;
+
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.scene.control.TableRow;
+import javafx.scene.control.TableView;
+import javafx.util.Callback;
+
+public abstract class DecoratedRowFactory<S> implements Callback<TableView<S>, TableRow<S>> {
+    private final Callback<TableView<S>, TableRow<S>> decorated;
+    private final static Callback<TableView<?>, TableRow<?>> DEFAULT_ROW_FACTORY = row -> new TableRow<>();
+
+    public DecoratedRowFactory() {
+        //noinspection unchecked
+        this((Callback) DEFAULT_ROW_FACTORY);
+    }
+
+    public DecoratedRowFactory(Callback<TableView<S>, TableRow<S>> decorated) {
+        this.decorated = decorated;
+    }
+
+    abstract void doStyle(TableRow<S> row, S entry);
+
+    @Override
+    public final TableRow<S> call(TableView<S> param) {
+        TableRow<S> row = decorated.call(param);
+        row.itemProperty().addListener(new ItemChangeListener(row));
+        return row;
+    }
+
+    private class ItemChangeListener implements ChangeListener<S> {
+        private final TableRow<S> row;
+
+        private ItemChangeListener(TableRow<S> row) {
+            this.row = row;
+        }
+
+        @Override
+        public void changed(ObservableValue<? extends S> observable, S oldValue, S newValue) {
+            doStyle(row, newValue);
+        }
+    }
+
+}

client/src/main/java/ru/trader/view/support/cells/OfferDecoratedListCell.java

@@ -0,0 +1,32 @@
+package ru.trader.view.support.cells;
+
+import javafx.collections.ObservableList;
+import javafx.scene.control.ListCell;
+import javafx.scene.control.ListView;
+import javafx.util.Callback;
+import ru.trader.model.OfferModel;
+import ru.trader.model.OrderModel;
+import ru.trader.view.support.ViewUtils;
+
+public class OfferDecoratedListCell extends DecoratedListCellFactory<OfferModel> {
+    public OfferDecoratedListCell() {
+        this(new OfferListCell());
+    }
+
+    public OfferDecoratedListCell(boolean asItem) {
+        this(new OfferListCell(asItem));
+    }
+
+    public OfferDecoratedListCell(Callback<ListView<OfferModel>, ListCell<OfferModel>> decorated) {
+        super(decorated);
+    }
+
+    @Override
+    void doStyle(ListCell<OfferModel> cell, OfferModel item) {
+        ObservableList<String> styles = cell.getStyleClass();
+        styles.remove(ViewUtils.ILLEGAL_ITEM_STYLE);
+        if (item != null && item.isIllegal()){
+            styles.add(ViewUtils.ILLEGAL_ITEM_STYLE);
+        }
+    }
+}

client/src/main/java/ru/trader/view/support/cells/OfferDecoratedRow.java

@@ -0,0 +1,26 @@
+package ru.trader.view.support.cells;
+
+import javafx.collections.ObservableList;
+import javafx.scene.control.TableRow;
+import javafx.scene.control.TableView;
+import javafx.util.Callback;
+import ru.trader.model.OfferModel;
+import ru.trader.view.support.ViewUtils;
+
+public class OfferDecoratedRow extends DecoratedRowFactory<OfferModel> {
+    public OfferDecoratedRow() {
+    }
+
+    public OfferDecoratedRow(Callback<TableView<OfferModel>, TableRow<OfferModel>> decorated) {
+        super(decorated);
+    }
+
+    @Override
+    void doStyle(TableRow<OfferModel> row, OfferModel entry) {
+        ObservableList<String> styles = row.getStyleClass();
+        styles.remove(ViewUtils.ILLEGAL_ITEM_STYLE);
+        if (entry != null && entry.isIllegal()){
+            styles.add(ViewUtils.ILLEGAL_ITEM_STYLE);
+        }
+    }
+}

client/src/main/java/ru/trader/view/support/cells/OrderDecoratedListCell.java

@@ -0,0 +1,27 @@
+package ru.trader.view.support.cells;
+
+import javafx.collections.ObservableList;
+import javafx.scene.control.ListCell;
+import javafx.scene.control.ListView;
+import javafx.util.Callback;
+import ru.trader.model.OrderModel;
+import ru.trader.view.support.ViewUtils;
+
+public class OrderDecoratedListCell extends DecoratedListCellFactory<OrderModel> {
+    public OrderDecoratedListCell(boolean isBuy) {
+        this(new OrderListCell(isBuy));
+    }
+
+    public OrderDecoratedListCell(Callback<ListView<OrderModel>, ListCell<OrderModel>> decorated) {
+        super(decorated);
+    }
+
+    @Override
+    void doStyle(ListCell<OrderModel> cell, OrderModel item) {
+        ObservableList<String> styles = cell.getStyleClass();
+        styles.remove(ViewUtils.ILLEGAL_ITEM_STYLE);
+        if (item != null && item.isIllegal()){
+            styles.add(ViewUtils.ILLEGAL_ITEM_STYLE);
+        }
+    }
+}

client/src/main/resources/view/itemDesc.fxml

@@ -3,8 +3,8 @@
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
 
-<?import ru.trader.view.support.cells.OfferListCell?>
 <?import javafx.geometry.Insets?>
+<?import ru.trader.view.support.cells.OfferDecoratedListCell?>
 <VBox xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1"
       fx:controller="ru.trader.controllers.ItemDescController"
       spacing="4" >
@@ -12,10 +12,10 @@
 
     <Label text="%itemDesc.sellers" VBox.margin="$vbox_margin"/>
     <ListView fx:id="seller" maxHeight="200.0">
-        <cellFactory><OfferListCell/></cellFactory>
+        <cellFactory><OfferDecoratedListCell/></cellFactory>
     </ListView>
     <Label text="%itemDesc.buyers" VBox.margin="$vbox_margin"/>
     <ListView fx:id="buyer" maxHeight="200.0">
-        <cellFactory><OfferListCell/></cellFactory>
+        <cellFactory><OfferDecoratedListCell/></cellFactory>
     </ListView>
 </VBox>

client/src/main/resources/view/offers.fxml

@@ -67,6 +67,7 @@
         <panes>
             <TitledPane fx:id="paneSells" animated="false" text="%offers.pane.sell">
               <TableView fx:id="tblSell" editable="true">
+                  <rowFactory><OfferDecoratedRow /></rowFactory>
                   <columns>
                       <TableColumn minWidth="230.0" text="%market.item.name">
                           <cellValueFactory><PropertyValueFactory property="name"/></cellValueFactory>
@@ -115,6 +116,7 @@
             </TitledPane>
             <TitledPane animated="false" text="%offers.pane.buy">
               <TableView fx:id="tblBuy" editable="true">
+                  <rowFactory><OfferDecoratedRow /></rowFactory>
                   <columns>
                       <TableColumn minWidth="230.0" text="%market.item.name">
                           <cellValueFactory><PropertyValueFactory property="name"/></cellValueFactory>

client/src/main/resources/view/style.css

@@ -1,3 +1,11 @@
+.illegal_item {
+    -fx-base: red;
+}
+
+.illegal_item .bad .diff {
+    -fx-fill: white;
+}
+
 .good .diff {
     -fx-fill: green;
     -fx-font-weight: bold;
@@ -204,6 +212,10 @@ HBox.fields-group hbox-margin{
     -fx-faint-focus-color: #bb6b0022;
 }
 
+#helper .illegal_item {
+    -fx-base: darkred;
+}
+
 .text-small, .text-medium, .text-big {
     -fx-font-weight: bold;
 }