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Volume 6A: Motif Programming Manual
book

Volume 6A: Motif Programming Manual

by David Brennan, Dan Heller, Paula Ferguson
September 1993
Intermediate to advanced content levelIntermediate to advanced
1014 pages
28h 26m
English
O'Reilly Media, Inc.
Content preview from Volume 6A: Motif Programming Manual
CHARACTER_POSITION@SPAN@Start and end of selection in bytes LINE_NUMBER@SPAN@Start and end
line numbers COLUMN_NUMBER@SPAN@Start and end column numbers LENGTH@INTEGER@Number of
bytes in selection USER@TEXT@Name of user running owner PROCEDURE@TEXT@Name of selected procedure
MODULE@TEXT@Name of selected module PROCESS@INTEGER, TEXT@Process ID of owner
TASK@INTEGER, TEXT@Task ID of owner CLASS@TEXT@Class of owner (WM_CLASS)
NAME@TEXT@Name of owner (WM_NAME) CLIENT_WINDOW@WINDOW@Top−level window of owner
DELETE@NULL@True if owner deleted selection INSERT_SELECTION@NULL@Insert specified selection
INSERT_PROPERTY@NULL@Insert specified property
_ Motif uses some new objects to encapsulate information about various aspects of a drag and drop transfer. These
objects act like widgets, in that they are created by the programmer, they have resources that can be set and retrieved,
and they interact with the application using callbacks. However, they are unlike traditional widgets in that they are not
visible components of the user interface. The DragContext object is used to store information during a drag, while the
DropTransfer object keeps track of information during a drop. The DragIcon object is used to represent the pointer
shape that is used during a drag and drop transfer. The DropSite object maintains information about all of the drop
sites in an application. The new Display and Screen objects also provide resources that control the behavior of drag
and drop, although they are not specifically ...
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Publisher Resources

ISBN: 9780596000431