Programming Articles - Page 1938 of 3366

A menu is a list of options or commands presented to the user, typically menus contain items that perform some action. The contents of a menu are known as menu items and a menu bar holds multiple menus. You can create a menu by instantiating the javafx.scene.control.Menu class.Adding sub menusTo create a menu −Instantiate the Menu class.Create a required number of menu items by instantiating the MenuItem class.Add the created menu items to the observable list of the menu.To add sub-menu, you just need to add a menu to another menu.Exampleimport javafx.application.Application; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Menu; import javafx.scene.control.MenuBar; ... Read More

A menu is a list of options or commands presented to the user, typically menus contain items that perform some action. The contents of a menu are known as menu items.To add a separator to a menu, JavaFX provides a special class named javafx.scene.control.Separator. Using this class, you can create a MenuItem that embeds a horizontal separator within it. This comes handy whenever you need to separate menu items.Once you create a SeperatorMenuItem you can add its object to the menu using the add() or, addAll() method, along with the other menu items.Exampleimport javafx.application.Application; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Menu; ... Read More

A menu is a list of options or commands presented to the user, typically menus contains items that perform some action. The contents of a menu are known as menu items and a menu bar holds multiple menus.In JavaFX a menu is represented by the javafx.scene.control.Menu class, a menu item is represented by the javafx.scene.control.MenuItem class, And, the javafx.scene.control.MenuBar class represents a menu bar.Adding accelerators to a menu item −Accelerators are short cuts to menu Items. The MenuItem class contains a property named accelerator (of type KeyCombination), which associates a combination to the action of the current MenuItem.You can set ... Read More

A context menu is a popup menu that appears on interacting with the UI elements in the application. You can create a context menu by instantiating the javafx.scene.control.ContextMenu class.Just like a menu, after creating a context menu, you need to add MenuItems to it. You can set ContextMenu to any object of the javafx.scene.control class, using the setContextMenu() method.Typically, these content menus appear when you “right-click” on the attached control.Adding action listeners to a ContextMenuThe ContextMenu class inherits a property named onAction from the javafx.scene.control.ButtonBase class, which is of the type ObjectProperty. This property represents the action that is invoked ... Read More

A menu is a list of options or commands presented to the user, typically menus contain items that perform some action. The contents of a menu are known as menu items and a menu bar holds multiple menus.In JavaFX a menu is represented by the javafx.scene.control.Menu class, a menu item is represented by the javafx.scene.control.MenuItem class, And, the javafx.scene.control.MenuBar class represents a menu bar. To create a menu −Instantiate the Menu class.Create a required number of menu items by instantiating the MenuItem class.Add all the menu items to the menu as −fileMenu.getItems().addAll(item1, item2, item3);Create a menu bar by instantiating the ... Read More

A menu is a list of options or commands presented to the user, typically menus contain items that perform some action. The contents of a menu are known as menu items and a menu bar holds multiple menus.JavaFx supports three kinds of menu items namely − check menu item, custom menu item, and, radio menu item.CheckMenuItemA CheckMenuItem is a special MenuItem that has a checkmark (tick) similar to the checkbox. This has two states selected (with a checkmark) and unselected (without checkmark). It is represented by the javafx.scene.control.CheckMenuItem class.To add a CheckMenuItem in the menu −Instantiate the Menu class.Instantiate the ... Read More

A menu is a list of options or commands presented to the user, typically menus contain items that perform some action. The contents of a menu are known as menu items and a menu bar holds multiple menus.JavaFx supports three kinds of menu items namely − check menu item, custom menu item, and, radio menu item.RadioMenuItemA RadioMenuItem is a special MenuItem that has a checkmark (tick) similar to a checkbox. This has two states selected (with a checkmark) and unselected (without checkmark). It is represented by the javafx.scene.control.RadioMenuItem class.You can add a bunch of radio-menu-items to a toggle group just ... Read More

JavaFX supports three kinds of menu items namely − check menu item, custom menu item, and, radio menu item.A RadioMenuItem is a special MenuItem that has a checkmark (tick) similar to a checkbox. This has two states selected (with a checkmark) and unselected (without checkmark). It is represented by the javafx.scene.control.RadioMenuItem class.You can add a bunch of radio-menu-items to a toggle group just like a toggle button or a radio button.ExampleFollowing JavaFX example demonstrates the creation of a toggled group of radio-menu-itemsimport javafx.application.Application; import javafx.scene.Group; import javafx.scene.Scene; import javafx.scene.control.Menu; import javafx.scene.control.MenuBar; import javafx.scene.control.MenuItem; import javafx.scene.control.RadioMenuItem; import javafx.scene.control.SeparatorMenuItem; import javafx.scene.control.ToggleGroup; import ... Read More

A menu is a list of options or commands presented to the user. In JavaFX a menu is represented by the javafx.scene.control.Menu class, you can create a menu by instantiating this class.A menu item is an option in the menu it is represented by the javafx.scene.control.MenuItem class, a superclass of the Menu class. You can display a text or a graphic as a menu item and add the desired cation to it.Setting a node as a menu itemThe MenuItem class has a property named graphic this is of the type Node; this specifies the optional graphic for the current menu-item. ... Read More

In the pie chart, we represent the data values as slices of a circle. Each slice is differentiated from other (typically by color). In JavaFX, you can create a pie chart by instantiating the javafx.scene.chart.PieChart class.Making Labels InvisibleEach slice is associated with a label. (name of the slice as value) By default, these labels are visible. This class has a property named labels visible specifying whether to display the labels in the pie chart or not. You can set the value to this property using the setLabelsVisible() method.To make the labels of the current pie chart invisible you need to ... Read More