What is the use of JTextPane?

JTextPane is used for styled document with embedded images and components. It is text component that can be marked up with attributes that are represented graphically. JTextPane uses a DefaultStyledDocument as its default model.

What is the difference between JTextPane and JTextArea?

The main difference between JTextPane and JTextArea is that JTextPane’s resources are heavy while JTextArea has lite and limited resources. JTextPane edits the content like where to make the word bold, where to put underline but JTextArea can not do that. JTextPane is a derivative of java.

How do you use JEditorPane?

JEditorPane class is used to create a simple text editor window. This class has setContentType() and setText() methods. setContentType(“text/plain”): This method is used to set the content type to be plain text.
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Constructors.
Constructor Description
JEditorPane() It creates a new JEditorPane.

How do you use JLabel?

The object of JLabel class is a component for placing text in a container. It is used to display a single line of read only text.
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Commonly used Constructors:
Constructor Description
JLabel() Creates a JLabel instance with no image and with an empty string for the title.

What is JTextArea in Java?

A JTextArea is a multi-line area that displays plain text. It is intended to be a lightweight component that provides source compatibility with the java. awt. TextArea class where it can reasonably do so.

What is a JEditorPane?

A JEditorPane is a kind of text area which can display various text formats. By default, JEditorPane supports HTML and RTF (Rich Text Format), we can build our own editor kits to handle a specific content type.

How do I add text to Jtextpane?

To append text to the end of the JTextArea document we can use the append(String str) method. This method does nothing if the document is null or the string is null or empty.

How do I write to JTextArea?

1 Answer. You can just use JTextArea. setText(String) and JTextArea. append(String) to do this.

What is a JScrollPane?

A JScrollPane provides a scrollable view of a component. When screen real estate is limited, use a scroll pane to display a component that is large or one whose size can change dynamically. … The boldface line of code creates the JScrollPane , specifying the text area as the scroll pane’s client.

What is JLabel Java Swing?

JLabel is a class of java Swing . JLabel is used to display a short string or an image icon. JLabel can display text, image or both . JLabel is only a display of text or image and it cannot get focus . JLabel is inactive to input events such a mouse focus or keyboard focus.

What is JComboBox in Java?

JComboBox is a part of Java Swing package. JComboBox inherits JComponent class . JComboBox shows a popup menu that shows a list and the user can select a option from that specified list . JComboBox can be editable or read- only depending on the choice of the programmer .

How do I make a JTextArea not editable?

In order to create a non editable JTextField , all you have to do is: Create a class that extends JFrame . Create a new JTextField . Use setEditable(false) that sets the specified boolean to indicate whether or not this textfield should be editable.

How set TextArea size in Java?

“javafx textarea size” Code Answer’s
  1. TextArea textArea = new TextArea(); //making a TextArea object.
  2. textArea. setPrefHeight(400); //sets height of the TextArea to 400 pixels.
  3. textArea. setPrefWidth(300); //sets width of the TextArea to 300 pixels.

What event does JComboBox generate?

A JButton object draws itself and processes mouse, keyboard, and focus events on its own. You only hear from the JButton when the user triggers it by clicking on it or pressing the space bar while the button has the input focus. When this happens, the JButton object creates an event object belonging to the class java.

What is difference between swing and AWT?

The main difference between AWT and Swing in Java is that the AWT is Java’s original platform-dependent windowing, graphics, and user interface widget toolkit while the Swing is a GUI widget toolkit for Java that is an extension of AWT. … It provides toolkits to build rich Graphical User Interfaces (GUI).

Which listener is applied on a JComboBox?

It is used to add the ActionListener. It is used to add the ItemListener.

What is the purpose of JTable?

The JTable is used to display and edit regular two-dimensional tables of cells.

Which of the following methods returns the object that was selected in the JComboBox?

Method Summary
Modifier and Type Method and Description
int getSelectedIndex() Returns the first item in the list that matches the given item.
Object getSelectedItem() Returns the current selected item.
Object[] getSelectedObjects() Returns an array containing the selected item.