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Command: XmBulletinBoard | Section: 3 | Source: Digital UNIX | File: XmBulletinBoard.3X.gz
XmBulletinBoard(3X) XmBulletinBoard(3X)
NAME
XmBulletinBoard - The BulletinBoard widget class
SYNOPSIS
#include <Xm/BulletinB.h>
DESCRIPTION
BulletinBoard is a composite widget that provides simple geometry man-
agement for children widgets. It does not force positioning on its
children, but can be set to reject geometry requests that result in
overlapping children. BulletinBoard is the base widget for most dialog
widgets and is also used as a general container widget.
Modal and modeless dialogs are implemented as collections of widgets
that include a DialogShell, a BulletinBoard (or subclass) child of the
shell, and various dialog components (buttons, labels, etc.) that are
children of BulletinBoard. BulletinBoard defines callbacks useful for
dialogs (focus, map, unmap), which are available for application use.
If its parent is a DialogShell, BulletinBoard passes title and input
mode (based on dialog style) information to the parent, which is re-
sponsible for appropriate communication with the window manager.
The default value for XmNinitialFocus is the value of XmNdefaultButton.
Classes
BulletinBoard inherits behavior and resources from Core, Composite,
Constraint, and XmManager classes.
The class pointer is xmBulletinBoardWidgetClass.
The class name is XmBulletinBoard.
New Resources
The following table defines a set of widget resources used by the pro-
grammer to specify data. The programmer can also set the resource val-
ues for the inherited classes to set attributes for this widget. To
reference a resource by name or by class in a .Xdefaults file, remove
the XmN or XmC prefix and use the remaining letters. To specify one of
the defined values for a resource in a .Xdefaults file, remove the Xm
prefix and use the remaining letters (in either lowercase or uppercase,
but include any underscores between words). The codes in the access
column indicate if the given resource can be set at creation time (C),
set by using XtSetValues (S), retrieved by using XtGetValues (G), or is
not applicable (N/A).
XmBulletinBoard Resource Set
Class: XmCAllowOverlap Default: True Type: Boolean Access: CSG Class:
XmCAutoUnmanage Default: True Type: Boolean Access: CG Class: XmCBut-
tonFontList Default: dynamic Type: XmFontList Access: CSG Class: Xm-
CWidget Default: NULL Type: Widget Access: SG Class: XmCWidget De-
fault: NULL Type: Widget Access: SG Class: XmCDefaultPosition Default:
True Type: Boolean Access: CSG Class: XmCDialogStyle Default: dynamic
Type: unsigned char Access: CSG Class: XmCDialogTitle Default: NULL
Type: XmString Access: CSG Class: XmCCallback Default: NULL Type:
XtCallbackList Access: C Class: XmCLabelFontList Default: dynamic Type:
XmFontList Access: CSG Class: XmCCallback Default: NULL Type: XtCall-
backList Access: C Class: XmCMarginHeight Default: 10 Type: Dimension
Access: CSG Class: XmCMarginWidth Default: 10 Type: Dimension Access:
CSG Class: XmCNoResize Default: False Type: Boolean Access: CSG Class:
XmCResizePolicy Default: XmRESIZE_ANY Type: unsigned char Access: CSG
Class: XmCShadowType Default: XmSHADOW_OUT Type: unsigned char Access:
CSG Class: XmCTextFontList Default: dynamic Type: XmFontList Access:
CSG Class: XmCTranslations Default: NULL Type: XtTranslations Access:
C Class: XmCCallback Default: NULL Type: XtCallbackList Access: C
Controls the policy for overlapping children widgets. If True,
BulletinBoard allows geometry requests that result in overlap-
ping children. Controls whether or not BulletinBoard is auto-
matically unmanaged after a button is activated. If this re-
source is True on initialization and if the BulletinBoard's par-
ent is a DialogShell, BulletinBoard adds a callback to button
children (PushButtons, PushButtonGadgets, and DrawnButtons) that
unmanages the BulletinBoard when a button is activated. If this
resource is False on initialization or if the BulletinBoard's
parent is not a DialogShell, the BulletinBoard is not automati-
cally unmanaged. For BulletinBoard subclasses with Apply or Help
buttons, activating those buttons does not automatically unman-
age the BulletinBoard. Specifies the font list used for Bullet-
inBoard's button descendants. If this value is NULL at initial-
ization, the font list is initialized by looking up the parent
hierarchy of the widget for an ancestor that is a subclass of
the XmBulletinBoard, VendorShell, or XmMenuShell widget class.
If such an ancestor is found, the font list is initialized to
the XmNbuttonFontList of the ancestor widget. If no such ances-
tor is found, the default is implementation dependent. Refer to
XmFontList(3X) for more information on the creation and struc-
ture of a font list. Specifies the widget ID of the Cancel but-
ton. BulletinBoard's subclasses, which define a Cancel button,
set this resource. BulletinBoard does not directly provide any
behavior for that button. Specifies the widget ID of the de-
fault button. Some BulletinBoard subclasses, which define a de-
fault button, set this resource. BulletinBoard defines transla-
tions and installs accelerators that activate that button when
KActivate is pressed and the keyboard focus is not in another
button. Controls whether or not the BulletinBoard is automati-
cally positioned by its parent. If True, and the parent of the
BulletinBoard is a DialogShell, the BulletinBoard is centered
within or around the parent of the DialogShell when the Bullet-
inBoard is mapped and managed. If False, the BulletinBoard is
not automatically positioned. Indicates the dialog style asso-
ciated with the BulletinBoard. If the parent of the Bullet-
inBoard is a DialogShell, the parent's XmNmwmInputMode is set
according to the value of this resource. This resource can be
set only if the BulletinBoard is unmanaged. Possible values for
this resource include the following: XmDIALOG_SYSTEM_MODAL--used
for dialogs that must be responded to before any other interac-
tion in any application XmDIALOG_PRIMARY_APPLICATION_MODAL--used
for dialogs that must be responded to before some other interac-
tions in ancestors of the widget XmDIALOG_APPLICA-
TION_MODAL--used for dialogs that must be responded to before
some other interactions in ancestors of the widget. This value
is the same as XmDIALOG_PRIMARY_APPLICATION_MODAL, and remains
for compatibility. XmDIALOG_FULL_APPLICATION_MODAL--used for
dialogs that must be responded to before some other interactions
in the same application XmDIALOG_MODELESS--used for dialogs that
do not interrupt interaction of any application. This is the de-
fault when the parent of the BulletinBoard is a DialogShell.
XmDIALOG_WORK_AREA--used for BulletinBoard widgets whose parents
are not DialogShells. XmNdialogStyle is forced to have this
value when the parent of the BulletinBoard is not a DialogShell.
Specifies the dialog title. If this resource is not NULL, and
the parent of the BulletinBoard is a subclass of WMShell, Bul-
letinBoard sets the XmNtitle and XmNtitleEncoding of its parent.
If the only character set in XmNdialogTitle is ISO8859-1, XmNti-
tle is set to the string of the title, and XmNtitleEncoding is
set to STRING. If XmNdialogTitle contains character sets other
than ISO8859-1, XmNtitle is set to the string of the title con-
verted to a compound text string, and XmNtitleEncoding is set to
COMPOUND_TEXT. Specifies the list of callbacks that is called
when the BulletinBoard widget or one of its descendants accepts
the input focus. The callback reason is XmCR_FOCUS. Specifies
the font list used for BulletinBoard's label descendants (Labels
and LabelGadgets). If this value is NULL at initialization, the
font list is initialized by looking up the parent hierarchy of
the widget for an ancestor that is a subclass of the XmBullet-
inBoard, VendorShell, or XmMenuShell widget class. If such an
ancestor is found, the font list is initialized to the XmNlabel-
FontList of the ancestor widget. If no such ancestor is found,
the default is implementation dependent. Refer to Xm-
FontList(3X) for more information on the creation and structure
of a font list. Specifies the list of callbacks that is called
only when the parent of the BulletinBoard is a DialogShell; in
which case, this callback list is invoked when the BulletinBoard
widget is mapped. The callback reason is XmCR_MAP. DialogShells
are usually mapped when the DialogShell is managed. Specifies
the minimum spacing in pixels between the top or bottom edge of
BulletinBoard and any child widget. Specifies the minimum spac-
ing in pixels between the left or right edge of BulletinBoard
and any child widget. Controls whether or not resize controls
are included in the window manager frame around the Bullet-
inBoard's parent. If set to True, the mwm does not include re-
size controls in the window manager frame containing the parent
of the BulletinBoard if the parent is a subclass of VendorShell.
If set to False, the window manager frame does include resize
controls. Other controls provided by mwm can be included or ex-
cluded through the mwm resources provided by VendorShell. Con-
trols the policy for resizing BulletinBoard widgets. Possible
values include the following: XmRESIZE_NONE--fixed size XmRE-
SIZE_ANY--shrink or grow as needed XmRESIZE_GROW--grow only De-
scribes the shadow drawing style for BulletinBoard. This re-
source can have the following values: XmSHADOW_IN--draws the
BulletinBoard shadow so that it appears inset. This means that
the bottom shadow visuals and top shadow visuals are reversed.
XmSHADOW_OUT--draws the BulletinBoard shadow so that it appears
outset XmSHADOW_ETCHED_IN--draws the BulletinBoard shadow using
a double line giving the effect of a line etched into the win-
dow, similar to the Separator widget XmSHADOW_ETCHED_OUT--draws
the BulletinBoard shadow using a double line giving the effect
of a line coming out of the window, similar to the Separator
widget Specifies the font list used for BulletinBoard's Text and
List descendants. If this value is NULL at initialization, the
font list is initialized by looking up the parent hierarchy of
the widget for an ancestor that is a subclass of the XmBullet-
inBoard or VendorShell widget class. If such an ancestor is
found, the font list is initialized to the XmNtextFontList of
the ancestor widget. If no such ancestor is found, the default
is implementation dependent. Refer to XmFontList(3X) for more
information on the creation and structure of a font list. Adds
translations to any Text widget or Text widget subclass that is
added as a child of BulletinBoard. Specifies the list of call-
backs that is called only when the parent of the BulletinBoard
is a DialogShell. In that case, this callback list is invoked
when the BulletinBoard widget is unmapped. The callback reason
is XmCR_UNMAP. DialogShells are usually unmapped when the Di-
alogShell is unmanaged.
Inherited Resources
BulletinBoard inherits behavior and resources from the following super-
classes. For a complete description of each resource, refer to the man
page for that superclass.
XmManager Resource Set
Class: XmCBottomShadowColor Default: dynamic Type: Pixel Access: CSG
Class: XmCBottomShadowPixmap Default: XmUNSPECIFIED_PIXMAP Type:
Pixmap Access: CSG Class: XmCForeground Default: dynamic Type: Pixel
Access: CSG Class: XmCCallback Default: NULL Type: XtCallbackList Ac-
cess: C Class: XmCHighlightColor Default: dynamic Type: Pixel Access:
CSG Class: XmCHighlightPixmap Default: dynamic Type: Pixmap Access:
CSG Class: XmCInitialFocus Default: dynamic Type: Widget Access: CSG
Class: XmCNavigationType Default: XmTAB_GROUP Type: XmNavigationType
Access: CSG Class: XmCShadowThickness Default: dynamic Type: Dimension
Access: CSG Class: XmCStringDirection Default: dynamic Type: Xm-
StringDirection Access: CG Class: XmCTopShadowColor Default: dynamic
Type: Pixel Access: CSG Class: XmCTopShadowPixmap Default: dynamic
Type: Pixmap Access: CSG Class: XmCTraversalOn Default: True Type:
Boolean Access: CSG Class: XmCUnitType Default: dynamic Type: unsigned
char Access: CSG Class: XmCUserData Default: NULL Type: XtPointer Ac-
cess: CSG
Composite Resource Set
Class: XmCReadOnly Default: NULL Type: WidgetList Access: G Class: Xm-
CInsertPosition Default: NULL Type: XtOrderProc Access: CSG Class: Xm-
CReadOnly Default: 0 Type: Cardinal Access: G
Core Resource Set
Class: XmCAccelerators Default: dynamic Type: XtAccelerators Access:
N/A Class: XmCSensitive Default: dynamic Type: Boolean Access: G
Class: XmCBackground Default: dynamic Type: Pixel Access: CSG Class:
XmCPixmap Default: XmUNSPECIFIED_PIXMAP Type: Pixmap Access: CSG
Class: XmCBorderColor Default: XtDefaultForeground Type: Pixel Access:
CSG Class: XmCPixmap Default: XmUNSPECIFIED_PIXMAP Type: Pixmap Ac-
cess: CSG Class: XmCBorderWidth Default: 0 Type: Dimension Access: CSG
Class: XmCColormap Default: dynamic Type: Colormap Access: CG Class:
XmCDepth Default: dynamic Type: int Access: CG Class: XmCCallback De-
fault: NULL Type: XtCallbackList Access: C Class: XmCHeight Default:
dynamic Type: Dimension Access: CSG Class: XmCInitialResourcesPersis-
tent Default: True Type: Boolean Access: C Class: XmCMappedWhenManaged
Default: True Type: Boolean Access: CSG Class: XmCScreen Default: dy-
namic Type: Screen * Access: CG Class: XmCSensitive Default: True
Type: Boolean Access: CSG Class: XmCTranslations Default: dynamic
Type: XtTranslations Access: CSG Class: XmCWidth Default: dynamic
Type: Dimension Access: CSG Class: XmCPosition Default: 0 Type: Posi-
tion Access: CSG Class: XmCPosition Default: 0 Type: Position Access:
CSG
Callback Information
A pointer to the following structure is passed to each callback: type-
def struct {
int reason;
XEvent * event; } XmAnyCallbackStruct;
Indicates why the callback was invoked. Points to the XEvent that
triggered the callback.
Translations
XmBulletinBoard includes the translations from XmManager.
Additional Behavior
The XmBulletinBoard widget has the additional behavior described below:
Calls the activate callbacks for the cancel button if it is sensitive.
If no cancel button exists and if the parent of the BulletinBoard is a
manager, passes the event to the parent. Calls the activate callbacks
for the button with the keyboard focus. If no button has the keyboard
focus, calls the activate callbacks for the default button if it is
sensitive. In a List widget or single-line Text widget, the List or
Text action associated with KActivate is called before the Bullet-
inBoard actions associated with KActivate. In a multi-line Text widget,
any KActivate event except KEnter calls the Text action associated with
KActivate, then the BulletinBoard actions associated with KActivate. If
no button has the focus, no default button exists, and the parent of
the BulletinBoard is a manager, passes the event to the parent. Calls
the callbacks for XmNfocusCallback. When the focus policy is XmPOINTER,
this happens when the pointer enters the window. When the focus policy
is XmEXPLICIT, this happens when the user traverses to the widget.
Calls the callbacks for XmNmapCallback. Calls the callbacks for XmNun-
mapCallback.
Virtual Bindings
The bindings for virtual keys are vendor specific. For information
about bindings for virtual buttons and keys, see VirtualBindings(3X).
SEE ALSO
Composite(3X), Constraint(3X), Core(3X), XmCreateBulletinBoard(3X), Xm-
CreateBulletinBoardDialog(3X), XmDialogShell(3X), XmManager(3X)
XmBulletinBoard(3X)