import javafx.application.Application;
import javafx.scene.Scene;
import javafx.scene.control.*;
import javafx.scene.layout.*;  // javafx.scene.layout.Pane
import javafx.stage.Stage;
import javafx.scene.text.TextAlignment;
import javafx.scene.text.Font;
import javafx.scene.text.FontWeight;
import javafx.geometry.Pos;
import javafx.geometry.Insets;


import javafx.scene.control.Menu;
import javafx.scene.control.MenuBar;
import javafx.scene.control.MenuItem;

import javafx.application.Platform;

import javafx.event.ActionEvent;
import javafx.event.EventHandler;
import javafx.event.Event;


import javafx.scene.input.KeyCombination;


public class UIBspMenu03 extends Application  {

    private Stage stage = null;

    private TextArea editor = new TextArea("") ;

    private BorderPane root = new BorderPane();   
MenuBar menuBar = new MenuBar();

    private RadioMenuItem  menuFont10 = new RadioMenuItem("Font 10pg (RadioButton)");
    private RadioMenuItem  menuFont12 = new RadioMenuItem("Font 12pg (RadioButton)");
    private RadioMenuItem  menuFont14 = new RadioMenuItem("Font 14pg (RadioButton)");
    private  RadioMenuItem  menuFont16 = new RadioMenuItem("Font 16pg (RadioButton)");

    private  CheckMenuItem  menuFontBold = new CheckMenuItem("Fett (CheckBox)");

   private int fontsize=10;

     @Override 
     public void start(Stage stage) {
            this.stage = stage;
            
            root.setTop(  setTopElements()  );
            root.setCenter(  setCenterElements()  );

            Scene scene= new Scene(root, 460, 390);
            // scene.getStylesheets().add("UIBspMenu03.css");
            
            stage.setTitle("UIBspMenu03");        
            stage.setScene(scene);        
            stage.show();  
    }

    private Pane  setTopElements() {
            VBox vbox = new VBox(22);       
            vbox.setAlignment(Pos.CENTER);
            vbox.setFillWidth(true);

            
            Menu menuFile = new Menu("File");
            menuBar.getMenus().add(menuFile);

            MenuItem menuOpen = new MenuItem("Open File...");
            MenuItem menuSave = new MenuItem("Save File...");
            MenuItem menuClose = new MenuItem("Close");

            menuOpen.setOnAction(e->openFile());
            menuSave.setOnAction(e->saveFile());
            menuClose.setOnAction(e->Platform.exit());

            menuOpen.setAccelerator(KeyCombination.keyCombination("Ctrl+O"));
            menuSave.setAccelerator(KeyCombination.keyCombination("Ctrl+S"));

            menuFile.getItems().addAll(menuOpen, menuSave, new SeparatorMenuItem());
            menuFile.getItems().add(menuClose);


            Menu menuEdit = new Menu("Edit");
            menuBar.getMenus().add(menuEdit);

            MenuItem  menuCut = new MenuItem("Ausschneiden");
            MenuItem  menuCopy = new MenuItem("Kopieren");
            MenuItem  menuPaste = new MenuItem("Einfügen");

            menuCut.setOnAction(e->cut());
            menuCopy.setOnAction(e->copy());
            menuPaste.setOnAction(e->paste());

            menuCut.setAccelerator(KeyCombination.keyCombination("Ctrl+X"));
            menuCopy.setAccelerator(KeyCombination.keyCombination("Ctrl+C"));
            menuSave.setAccelerator(KeyCombination.keyCombination("Ctrl+V"));


            menuEdit.getItems().addAll(menuCut, menuCopy, menuPaste);

            ToggleGroup mngroup = new ToggleGroup();  // javafx.scene.control.ToggleButton
            menuFont10.setToggleGroup(mngroup);
            menuFont12.setToggleGroup(mngroup);
            menuFont14.setToggleGroup(mngroup);
            menuFont16.setToggleGroup(mngroup);

            Menu menuFont = new Menu("Font");
            menuBar.getMenus().add(menuFont);
            menuFont10.setOnAction(e->fontchange(e));
            menuFont12.setOnAction(e->fontchange(e));
            menuFont14.setOnAction(e->fontchange(e));
            menuFont16.setOnAction(e->fontchange(e));

            menuFontBold.setOnAction(e->fontchange(null)); 

            menuFont.getItems().addAll(menuFont10, menuFont12, menuFont14, menuFont16, menuFontBold );

            menuFont10.setSelected(true);
            fontsize=10;
            fontchange(null);

            // root.setStyle("-fx-font: 22px \"Serif\";");

            vbox.getChildren().add(menuBar);
            return vbox ;
    }

   private void fontchange(ActionEvent e) {
      System.out.println("FontChange");
      if (e==null) {
          // Bold
      }
      else {
        
        RadioMenuItem  menuFont = (RadioMenuItem) e.getSource();
        menuFont.setSelected(true);
        if (menuFont10==menuFont) fontsize=10;
        if (menuFont12==menuFont) fontsize=12;
        if (menuFont14==menuFont) fontsize=14;
        if (menuFont16==menuFont) fontsize=16;
     }

      // root.getStyles().clear();
      if (menuFontBold.isSelected()) {
         root.setStyle(" -fx-font-size: "+fontsize+"px; -fx-font-weight:bold; -fx-font-family: Tahoma;");
    System.out.println("Bold fontsize"+fontsize);
      }
      else {
    System.out.println("fontsize"+fontsize);
         root.setStyle(" -fx-font-size: "+fontsize+"px;  -fx-font-family: Tahoma;");
        // menuBar.setStyle("-fx-font: "+fontsize+"px     \"Serif\";");
      }
   }
     
    private TextArea setCenterElements() {
            editor.setPrefRowCount(10);
            editor.setPrefColumnCount(10);
            editor.setWrapText(true);
            //editor.setFont(new Font("Courier New",22));
            return  editor;
     }



     private void openFile() {
     }


  
    private void saveFile() {
    }
  
 private void cut() {
        editor.cut();
     }
    private void copy() {
        editor.copy();
     }
    private void paste() {
        editor.paste();
     }



      public static void main(String[] argv) {       
              launch(argv);   
      } 
}