What is JToolBar?
What is JToolBar?
JToolBar provides a component that is useful for displaying commonly used Action s or controls. For examples and information on using tool bars see How to Use Tool Bars, a section in The Java Tutorial.
How do I create a toolbar in Java?
In order to create a toolbar in Java Swing, you use JToolBar class. The JToolbar class supports two orientations: vertical and horizontal. You use the orientation attribute to maintain the current orientation of the toolbar. You can add any component to the toolbar including a button, combobox, and menu.
What is the layout for toolbar in Java?
Constructors of the class are: JToolBar() : creates a new toolbar with horizontal orientation. JToolBar(int o) : creates a new toolbar with specified orientation. JToolBar(String n) : creates a new toolbar with specified name.
Which of the appends a separator of default size to the end of the tool bar?
addSeparator
addSeparator. Appends a separator of default size to the end of the tool bar. The default size is determined by the current look and feel.
What is the Layout Manager used in JToolBar?
For toolbars use JToolBar , which has its own layout manager (based on BoxLayout). For radio button groups, BoxLayout may be a good choice.
What is FlowLayout Java?
The Java FlowLayout class is used to arrange the components in a line, one after another (in a flow). It is the default layout of the applet or panel.
What is the use of a toolbar?
JToolBar provides a component that is useful for displaying commonly used Action s or controls. For examples and information on using tool bars see How to Use Tool Bars , a section in The Java Tutorial . With most look and feels, the user can drag out a tool bar into a separate window (unless the floatable property is set to false ).
How do I move a floatable tool bar?
Sets the floatable property, which must be true for the user to move the tool bar. Typically, a floatable tool bar can be dragged into a different position within the same container or out into its own window. The default value of this property is true .
What is the orientation of the undocked tool bar?
The orientation must be either HORIZONTAL or VERTICAL. Creates a new tool bar with the specified name. The name is used as the title of the undocked tool bar. The default orientation is HORIZONTAL. Creates a new tool bar with a specified name and orientation .
Can I drag-out a jtoolbar from a container?
For drag-out to work correctly, it is recommended that you add JToolBar instances to one of the four “sides” of a container whose layout manager is a BorderLayout , and do not add children to any of the other four “sides”. Warning: Swing is not thread safe.