What is a JDesktopPane?
Introduction to JDesktopPane. JDesktopPane is a class available in the JavaFX that can be used for generating multi-documented interfaces, which can hold many windows or application pages. It is achieved by making use of the contentPane and JInternalFrame from the main window and internal window respectively.
What is a JInternalFrame in Java?
JInternalFrame is a part of Java Swing . JInternalFrame is a container that provides many features of a frame which includes displaying title, opening, closing, resizing, support for menu bar, etc. Constructors for JInternalFrame.
How do I view JInternalFrame?
2 Answers. JInternalFrame can’t be displayed independently as like Frame. First add the internal frame to a frame. then try setVisible(true) .
What is desktop pane in Java?
Usually, you add internal frames to a desktop pane. The desktop pane, in turn, might be used as the content pane of a JFrame . The desktop pane is an instance of JDesktopPane , which is a subclass of JLayeredPane that has added API for managing multiple overlapping internal frames.
What is layered pane in Java?
A layered pane is a Swing container that provides a third dimension for positioning components: depth, also known as Z order. When adding a component to a layered pane, you specify its depth as an integer. The higher the number, closer the component is to the “top” position within the container.
What is the difference between JScrollPane and JScrollBar?
A JScrollBar is a component and it doesn’t handle its own events whereas a JScrollPane is a Container and it handles its own events and performs its own scrolling.
How do I add JScrollPane?
Create the panel and scrollpane like: JPanel panel = new JPanel(); JScrollPane scrollPane = new JScrollPane( panel ); When you add buttons to the panel at run time the code should be: panel.
What’s 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.