gui - updated dynamic config dialogs to support file picking

corefx/src/main/java/com/core/ui/BackgroundDialog.java

@@ -6,6 +6,7 @@ import com.core.data.CoreNode;
 import com.core.graph.BackgroundPaintable;
 import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXTextField;
+import javafx.event.ActionEvent;
 import javafx.fxml.FXML;
 import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
@@ -29,21 +30,19 @@ public class BackgroundDialog extends StageDialog {
         super(controller, "/fxml/background_dialog.fxml");
         setTitle("Background Configuration");
         saveButton = createButton("Save");
-        saveButton.setOnAction(event -> {
+        saveButton.setOnAction(this::saveAction);
-            controller.getNetworkGraph().setBackground(fileTextField.getText());
+
-            close();
-        });
         clearButton = createButton("Clear");
-        clearButton.setOnAction(event -> {
+        clearButton.setOnAction(this::clearAction);
-            controller.getNetworkGraph().removeBackground();
-            close();
-        });
         addCancelButton();
 
         HBox parent = (HBox) imageView.getParent();
         imageView.fitHeightProperty().bind(parent.heightProperty());
 
-        fileButton.setOnAction(event -> {
+        fileButton.setOnAction(this::fileAction);
+    }
+
+    private void fileAction(ActionEvent event) {
         FileChooser fileChooser = new FileChooser();
         fileChooser.setTitle("Select Background");
         fileChooser.setInitialDirectory(new File(System.getProperty("user.home")));
@@ -55,7 +54,16 @@ public class BackgroundDialog extends StageDialog {
             fileTextField.setText(file.getPath());
             saveButton.setDisable(false);
         }
-        });
+    }
+
+    private void saveAction(ActionEvent event) {
+        getController().getNetworkGraph().setBackground(fileTextField.getText());
+        close();
+    }
+
+    private void clearAction(ActionEvent event) {
+        getController().getNetworkGraph().removeBackground();
+        close();
     }
 
     public void showDialog() {

corefx/src/main/java/com/core/ui/ConfigDialog.java

@@ -67,7 +67,7 @@ public class ConfigDialog extends StageDialog {
             tabPane.getTabs().add(tab);
 
             for (ConfigOption option : group.getOptions()) {
-                ConfigItem configItem = new ConfigItem(option);
+                ConfigItem configItem = new ConfigItem(getStage(), option);
                 gridPane.addRow(index, configItem.getLabel(), configItem.getNode());
                 configItems.add(configItem);
                 index += 1;

corefx/src/main/java/com/core/ui/ConfigItem.java

@@ -1,21 +1,31 @@
 package com.core.ui;
 
-import com.core.data.ConfigDataType;
 import com.core.client.rest.ConfigOption;
+import com.core.data.ConfigDataType;
+import com.jfoenix.controls.JFXButton;
 import com.jfoenix.controls.JFXComboBox;
 import com.jfoenix.controls.JFXTextField;
 import com.jfoenix.controls.JFXToggleButton;
 import javafx.scene.Node;
 import javafx.scene.control.Label;
+import javafx.scene.layout.ColumnConstraints;
+import javafx.scene.layout.GridPane;
+import javafx.stage.FileChooser;
+import javafx.stage.Stage;
+import javafx.stage.Window;
 import lombok.Data;
 
+import java.io.File;
+
 @Data
 public class ConfigItem {
+    private final Window window;
     private ConfigOption option;
     private Label label;
     private Node node;
 
-    public ConfigItem(ConfigOption option) {
+    public ConfigItem(Stage window, ConfigOption option) {
+        this.window = window;
         this.option = option;
         label = new Label(option.getLabel());
         createNode();
@@ -30,6 +40,8 @@ public class ConfigItem {
             default:
                 if (!option.getSelect().isEmpty()) {
                     node = optionsConfig();
+                } else if (option.getLabel().contains("file")) {
+                    node = fileConfigItem();
                 } else {
                     node = defaultConfigItem();
                 }
@@ -63,6 +75,33 @@ public class ConfigItem {
         return option;
     }
 
+    private GridPane fileConfigItem() {
+        GridPane gridPane = new GridPane();
+        gridPane.setHgap(10);
+        JFXTextField textField = new JFXTextField(option.getValue());
+        textField.setMaxWidth(Double.MAX_VALUE);
+        gridPane.addColumn(0, textField);
+        JFXButton button = new JFXButton("File");
+        button.setMaxWidth(Double.MAX_VALUE);
+        button.getStyleClass().add("core-button");
+        gridPane.addColumn(1, button);
+        ColumnConstraints firstColumn = new ColumnConstraints(10);
+        firstColumn.setPercentWidth(80);
+        ColumnConstraints secondColumn = new ColumnConstraints(10);
+        secondColumn.setPercentWidth(20);
+        gridPane.getColumnConstraints().addAll(firstColumn, secondColumn);
+        button.setOnAction(event -> {
+            FileChooser fileChooser = new FileChooser();
+            fileChooser.setTitle("Select File");
+            fileChooser.setInitialDirectory(new File(System.getProperty("user.home")));
+            File file = fileChooser.showOpenDialog(window);
+            if (file != null) {
+                textField.setText(file.getPath());
+            }
+        });
+        return gridPane;
+    }
+
     private JFXTextField defaultConfigItem() {
         JFXTextField textField = new JFXTextField(option.getValue());
         textField.setMaxWidth(Double.MAX_VALUE);