Class MenuUtilities

java.lang.Object

org.pushingpixels.radiance.theming.internal.utils.menu.MenuUtilities

public class MenuUtilities
extends Object

Menu-related utilities.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	MenuUtilities.MenuLayoutInfo	Layout information for a single menu item.
static class	MenuUtilities.MenuLayoutMetrics	Layout metrics for a single popup menu.
static class	MenuUtilities.MenuPropertyListener	Listener to track changes in the menu items.

Field Summary

Fields

Modifier and Type	Field	Description
private static final String	GUTTER_X	Key to store the gutter X location.
private static final String	LAYOUT_METRICS	Key to store the layout metrics.

Constructor Summary

Constructors

Constructor	Description
MenuUtilities()

Method Summary

Modifier and Type	Method	Description
private static void	cleanPopupLayoutMetrics(JMenuItem menuItem)	Cleans the layout metrics of the popup menu of the specified menu item.
static void	cleanPopupLayoutMetrics(JPopupMenu popupMenu)	Cleans the layout metrics of the specified popup menu.
static MenuUtilities.MenuLayoutInfo	getMenuLayoutInfo(boolean forPainting, JMenuItem menuItem, Font acceleratorFont, Icon checkIcon, Icon arrowIcon, int defaultTextIconGap)	Returns the layout info for the specified menu item.
static MenuUtilities.MenuLayoutMetrics	getMetrics(JPopupMenu popupMenu, boolean forPainting)	Returns the layout metrics of the specified popup menu.
static MenuUtilities.MenuLayoutMetrics	getPopupLayoutMetrics(JMenuItem menuItem, boolean forPainting)	Returns the layout metrics of the popup menu of the specified menu item.
static MenuUtilities.MenuLayoutMetrics	getPopupLayoutMetrics(JPopupMenu popupMenu, boolean forPainting)
static int	getPreferredWidth(JMenuItem menuItem)	Returns the preferred width of the specified menu item.
static int	getTextOffset(JComponent menuItem, Component menuItemParent)	Returns the text offset of the specified menu item.
private static String	layoutMenuItem(JMenuItem menuItem, FontMetrics fm, String text, FontMetrics fmAccel, String acceleratorText, Icon icon, Icon checkIcon, Icon arrowIcon, int verticalAlignment, int horizontalAlignment, int verticalTextPosition, int horizontalTextPosition, Rectangle viewRect, Rectangle iconRect, Rectangle textRect, Rectangle acceleratorRect, Rectangle checkIconRect, Rectangle arrowIconRect, int textIconGap, int menuItemGap)	Compute and return the location of the icons origin, the location of origin of the text baseline, and a possibly clipped version of the compound labels string.
private static void	paintBackground(Graphics g, JMenuItem menuItem)	Paints the background of the specified menu item.
static void	paintMenuItem(Graphics g, JMenuItem menuItem, Icon checkIcon, Icon arrowIcon)	Paints the specified menu item.
private static boolean	useCheckAndArrow(JMenuItem menuItem)

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LAYOUT_METRICS

private static final String LAYOUT_METRICS

Key to store the layout metrics. The value should be an instance of MenuUtilities.MenuLayoutMetrics.

See Also:

• Constant Field Values

GUTTER_X

private static final String GUTTER_X

Key to store the gutter X location. The value should be an instance of Integer.

See Also:

• Constant Field Values

Constructor Details

MenuUtilities

public MenuUtilities()

Method Details

getMenuLayoutInfo

public static MenuUtilities.MenuLayoutInfo getMenuLayoutInfo(boolean forPainting,
 JMenuItem menuItem,
 Font acceleratorFont,
 Icon checkIcon,
 Icon arrowIcon,
 int defaultTextIconGap)

Returns the layout info for the specified menu item.

Parameters:

menuItem - Menu item.

acceleratorFont - Font for the accelerator text.

checkIcon - Check icon.

arrowIcon - Arrow icon.

defaultTextIconGap - Gap between the icon and the text.

Returns:

Layout info for the specified menu item.

layoutMenuItem

private static String layoutMenuItem(JMenuItem menuItem,
 FontMetrics fm,
 String text,
 FontMetrics fmAccel,
 String acceleratorText,
 Icon icon,
 Icon checkIcon,
 Icon arrowIcon,
 int verticalAlignment,
 int horizontalAlignment,
 int verticalTextPosition,
 int horizontalTextPosition,
 Rectangle viewRect,
 Rectangle iconRect,
 Rectangle textRect,
 Rectangle acceleratorRect,
 Rectangle checkIconRect,
 Rectangle arrowIconRect,
 int textIconGap,
 int menuItemGap)

Compute and return the location of the icons origin, the location of origin of the text baseline, and a possibly clipped version of the compound labels string. Locations are computed relative to the viewRect rectangle.

useCheckAndArrow

private static boolean useCheckAndArrow(JMenuItem menuItem)

paintMenuItem

public static void paintMenuItem(Graphics g,
 JMenuItem menuItem,
 Icon checkIcon,
 Icon arrowIcon)

Paints the specified menu item.

Parameters:

g - Graphics context.

menuItem - Menu item.

checkIcon - Check icon.

arrowIcon - Arrow icon.

paintBackground

private static void paintBackground(Graphics g,
 JMenuItem menuItem)

Paints the background of the specified menu item.

Parameters:

g - Graphics context.

menuItem - Menu item.

getMetrics

public static MenuUtilities.MenuLayoutMetrics getMetrics(JPopupMenu popupMenu,
 boolean forPainting)

Returns the layout metrics of the specified popup menu.

Parameters:

popupMenu - Popup menu.

Returns:

Layout metrics of the specified popup menu.

getPopupLayoutMetrics

public static MenuUtilities.MenuLayoutMetrics getPopupLayoutMetrics(JMenuItem menuItem,
 boolean forPainting)

Returns the layout metrics of the popup menu of the specified menu item.

Parameters:

menuItem - Menu item.

Returns:

Layout metrics of the popup menu of the specified menu item.

getPopupLayoutMetrics

public static MenuUtilities.MenuLayoutMetrics getPopupLayoutMetrics(JPopupMenu popupMenu,
 boolean forPainting)

cleanPopupLayoutMetrics

private static void cleanPopupLayoutMetrics(JMenuItem menuItem)

Cleans the layout metrics of the popup menu of the specified menu item.

Parameters:

menuItem - Menu item.

cleanPopupLayoutMetrics

public static void cleanPopupLayoutMetrics(JPopupMenu popupMenu)

Cleans the layout metrics of the specified popup menu.

Parameters:

popupMenu - Popup menu.

getPreferredWidth

public static int getPreferredWidth(JMenuItem menuItem)

Returns the preferred width of the specified menu item. The preferred width depends on the layout metrics of the entire popup menu of this menu item.

Parameters:

menuItem - Menu item.

Returns:

Preferred width of the specified menu item

getTextOffset

public static int getTextOffset(JComponent menuItem,
 Component menuItemParent)

Returns the text offset of the specified menu item.

Parameters:

menuItem - Menu item.

menuItemParent - Menu item parent.

Returns:

Text offset of the specified menu item.