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Class java.awt.swing.JMenuBar

java.lang.Object
    |
    +----java.awt.Component
            |
            +----java.awt.Container
                    |
                    +----java.awt.swing.JComponent
                            |
                            +----java.awt.swing.JMenuBar

public class JMenuBar

extends JComponent

implements Accessible

JMenuBar()

add(JMenu)

addAccessibleSelection(int)

Adds the nth selected item in the object to the object's selection.

clearAccessibleSelection()

Clears the selection in the object, so that nothing in the object is selected.

deleteShortcut(MenuShortcut)

getAccessibleRole()

Get the role of this object.

getAccessibleSelection(int)

Returns the currently selected menu if one is selected, otherwise null.

getAccessibleSelectionCount()

Returns 1 if a menu is currently selected in this menu bar.

getAccessibleStateSet()

Get the accessible state set of this object.

getComponentAtIndex(int)

getComponentIndex(Component)

getHelpMenu()

getMargin()

Returns the margin between the menubar's border and its menus.

getMenu(int)

getMenuCount()

getSelectionModel()

getShortcutMenuItem(MenuShortcut)

getShortcuts()

getUI()

Returns the menubar's current UI.

getUIClassID()

isBorderPainted()

isManagingFocus()

Override this method and return true if your JComponent manages focus.

isOpaque()

isSelected()

paintBorder(Graphics)

Paint the menubar's border if BorderPainted property is true.

remove(int)

Removes the component, specified by index, from this container.

removeAccessibleSelection(int)

Removes the nth selected item in the object from the object's selection.

setBorderPainted(boolean)

setHelpMenu(JMenu)

setMargin(Insets)

Sets the margin between the menubar's border and its menus.

setOpaque(boolean)

If true the buttons background will be filled with the background color.

setSelected(Component)

setSelectionModel(SingleSelectionModel)

setUI(MenuBarUI)

Sets the menubar's UI.

updateUI()

Gets a new UI object from the default UIFactory.

public JMenuBar()

public MenuBarUI getUI()

Returns the menubar's current UI.

See Also:

setUI

public void setUI(MenuBarUI ui)

Sets the menubar's UI.

Parameters:

ui - the new MenuBarUI

See Also:

getUI

public void updateUI()

Gets a new UI object from the default UIFactory.

Overrides:

updateUI in class JComponent

public String getUIClassID()

Returns:

"MenuBarUI"

Overrides:

getUIClassID in class JComponent

See Also:

getUIClassID, getUI

public SingleSelectionModel getSelectionModel()

public void setSelectionModel(SingleSelectionModel model)

public JMenu add(JMenu c)

public JMenu getMenu(int index)

public int getMenuCount()

public void remove(int index)

Removes the component, specified by index, from this container.

Overrides:

remove in class Container

public void setHelpMenu(JMenu menu)

public JMenu getHelpMenu()

public JMenuItem getShortcutMenuItem(MenuShortcut m)

public Enumeration getShortcuts()

public void deleteShortcut(MenuShortcut m)

public Component getComponentAtIndex(int i)

public int getComponentIndex(Component c)

public void setSelected(Component sel)

public boolean isSelected()

public boolean isBorderPainted()

public void setBorderPainted(boolean s)

protected void paintBorder(Graphics g)

Paint the menubar's border if BorderPainted property is true.

Overrides:

paintBorder in class JComponent

See Also:

paint, setBorder

public void setMargin(Insets margin)

Sets the margin between the menubar's border and its menus. Setting to null will cause the menubar to use the default margins.

public Insets getMargin()

Returns the margin between the menubar's border and its menus.

public void setOpaque(boolean isOpaque)

If true the buttons background will be filled with the background color.

The default value of this property is true.

This is a JavaBeans bound property.

See Also:

isOpaque, getBackground

public boolean isOpaque()

Returns:

The value of the opaque property.

Overrides:

isOpaque in class JComponent

See Also:

setOpaque

public AccessibleStateSet getAccessibleStateSet()

Get the accessible state set of this object.

Returns:

an instance of AccessibleState containing the current state of the object

Overrides:

getAccessibleStateSet in class JComponent

public AccessibleRole getAccessibleRole()

Get the role of this object.

Returns:

an instance of AccessibleRole describing the role of the object

Overrides:

getAccessibleRole in class JComponent

public int getAccessibleSelectionCount()

Returns 1 if a menu is currently selected in this menu bar.

Overrides:

getAccessibleSelectionCount in class JComponent

public Accessible getAccessibleSelection(int i)

Returns the currently selected menu if one is selected, otherwise null.

Overrides:

getAccessibleSelection in class JComponent

public void addAccessibleSelection(int i)

Adds the nth selected item in the object to the object's selection. If the object supports multiple selections, (the method getAccessibleStateSet returns a state that is MULTISELECTABLE) the nth item is added to any existing selection, otherwse it replaces any existing selection in the objct. If the nth item is already selected, this method has no effect.

Parameters:

i - the zero-based index of selectable items

Overrides:

addAccessibleSelection in class JComponent

See Also:

getAccessibleStateSet

public void removeAccessibleSelection(int i)

Removes the nth selected item in the object from the object's selection. If the nth item isn't currently selected, this method has no effect.

Parameters:

i - the zero-based index of selectable items

Overrides:

removeAccessibleSelection in class JComponent

public void clearAccessibleSelection()

Clears the selection in the object, so that nothing in the object is selected.

Overrides:

clearAccessibleSelection in class JComponent

public boolean isManagingFocus()

Override this method and return true if your JComponent manages focus.

Overrides:

isManagingFocus in class JComponent

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