编辑Javafx手风琴的宽度

Question

我有一个默认太宽的手风琴。我一直在试图找到一种方法来在手风琴上设置一段时间的宽度，但是没有占上风。我想使它小于默认宽度。有没有办法让这成为可能？我错过了什么吗？

编辑：

这里是我的代码

public final class StudentInfo 
{ 
    private Accordion accordion; 
    private Pane mView; 
    private TextField[] mStudenInfo; 
    private Label[] mLabelInfo; 
    private HBox[] mStudentContainer; 

    private HBox mHBox; 
    private VBox mLeft; 
    private VBox mRight; 

    private Stage primaryStage; 


    private VBox mImageBox; 


    private Image mImage; 
    private Button mSave; 
    private Button mChangeImage; 
    private Button mResetField; 
    private Button mClearField; 
    private BorderPane mPane; 

    private ImageView imageView; 
    private GridPane mGrid; 
    private int mI; 
    public static ListView<String>[] mList; 


    StudentInfo() 
    { 
     primaryStage = Main.mStage; 
     mView = new Pane(); 
     mGrid = new GridPane(); 
     mPane = new BorderPane(); 
     mHBox = new HBox(); 
     mLeft = new VBox(); 
     mRight = new VBox(); 
     accordion = new Accordion(); 
     accordion.setMaxWidth(1); 
     mList = new ListView[]{ new ListView<String>(), 
           new ListView<String>(), 
           new ListView<String>()}; 

     mImageBox = new VBox(); 

     mI = 0; 

     mStudenInfo = new TextField[]{new TextField(), new TextField(), 
            new TextField(), new TextField(), 
            new TextField(), new TextField(), 
            new TextField(), new TextField()}; 



     mLabelInfo = new Label[]{new Label("First Name"), new Label("Last Name"), 
           new Label("Preffered Name"),new Label("Email"), 
           new Label("Phone"), new Label("City"), 
           new Label("State"), new Label("Major")}; 

     mSave = new Button("Save Changes"); 
     mChangeImage = new Button("Change Image"); 
     mResetField = new Button ("Revert Changes"); 
     mClearField = new Button ("Clear Information"); 

     setGrid(); 
     setImageBox(); 
     setAcc(); 
     setActions(); 
     addToList(""); 
     setPane(); 
    } 

    public void setPane() 
    { 
     mRight.getChildren().addAll(mImageBox,mChangeImage); 
     mRight.setMargin(mChangeImage, new Insets(0,0,0,140)); 
     mHBox.getChildren().addAll(mLeft,mRight); 
     mHBox.setMargin(mRight, new Insets(0,8000,100,0)); 
     HBox studentIn = new HBox(); 
     studentIn.getChildren().addAll(accordion, mHBox); 
     studentIn.setMargin(accordion, new Insets(10,0,0,8)); 
     mView.getChildren().addAll(studentIn, mPane); 

    } 


    public void setImageBox() 
    { 
     Group root = new Group(); 

     mImage = new Image(
     "http://tech.massivelinks.com/uploads/google-animals.jpg"); 
     imageView = new ImageView(); 
     imageView.setImage(mImage); 

     mImageBox.getChildren().addAll(imageView); 
    } 

    public void setAcc() 
    { 
     TitledPane[] t1 = new TitledPane[]{ new TitledPane("class1", mList[0]), 
              new TitledPane("class2", mList[1]), 
              new TitledPane("class3", mList[2])}; 
     accordion.getPanes().addAll(t1[0],t1[1],t1[2]); 

    } 

    public void setGrid() 
    { 
     mGrid.setHgap(10); 
     mGrid.setVgap(10); 
     mGrid.setPadding(new Insets(25, 25, 25, 25)); 

     mGrid.setAlignment(Pos.CENTER); 
     for(mI = 0; mI < 8; mI++) 
     { 
     mGrid.add(mLabelInfo[mI],0,mI); 
     mGrid.add(mStudenInfo[mI],1,mI); 

     } 
     HBox textButtons = new HBox(3); 
     textButtons.setAlignment(Pos.CENTER); 
     textButtons.getChildren().addAll(mResetField, mClearField ,mSave); 
     mLeft.getChildren().addAll(mGrid,textButtons); 
     mLeft.setMargin(textButtons, new Insets(0,0,100,105)); 
     mLeft.setMargin(mGrid, new Insets(30,0,0,0)); 
     mI = 0; 
    } 

    public Pane getView() 
    { 
     return mView; 
    } 

    public void setActions() 
    { 
     mChangeImage.setOnAction(new EventHandler<ActionEvent>() 
           { 
            private FileChooserBuilder fcb; 
            private File selectedFile; 
            @Override 
            public void handle(ActionEvent Event) 
            { 
            String currentDir = 
             System.getProperty("user.dir") + File.separator; 
            StringBuilder sb = null; 
            fcb = FileChooserBuilder.create(); 

            FileChooser fc = 
             fcb.title("Open Dialog").initialDirectory(new File(currentDir)) 
             .build(); 
            selectedFile = fc.showOpenDialog(Main.mStage); 

            if (selectedFile != null) 
            { 
             System.out.println("you selected " + 

selectedFile.getName()); 
            } 
            } 
           }); 
    } 

    public static void addToList(String pName) 
    { 
     mList[0].getItems().add("any Name here");//pName); 

    } 
} 

我已经使用accordion.setMaxWidth试过，但它不会改变手风琴的宽度。

Answer 1

我发现我的问题。手风琴与手风琴中的列表视图的大小不符。通过在列表视图上设置最大宽度，它将改变手风琴标签的大小。

例如：

mList[0].setMaxWidth(10);