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XmClipboardCopy(3X)
OSF/Motif
NAME
XmClipboardCopy - A clipboard function that copies a data item to temporary
storage for later copying to clipboard
SYNOPSIS
#include <Xm/Xm.h>
#include <Xm/CutPaste.h>
int XmClipboardCopy (display, window, item_id, format_name, buffer, length,
private_id, data_id)
Display * display;
Window window;
long item_id;
char * format_name;
XtPointer buffer;
unsigned long length;
long private_id;
long * data_id;
DESCRIPTION
XmClipboardCopy copies a data item to temporary storage. The data item is
moved from temporary storage to the clipboard data structure when a call to
XmClipboardEndCopy is made. Additional calls to XmClipboardCopy before a
call to XmClipboardEndCopy add additional data item formats to the same
data item or append data to an existing format. Formats are described in
the Inter-Client Communication Conventions Manual (ICCCM) as targets.
Note
Do not call XmClipboardCopy before a call to XmClipboardStartCopy has
been made. The latter function allocates temporary storage required
by XmClipboardCopy.
If the buffer argument is NULL, the data is considered to be passed by
name. When data that has been passed by name is later requested by another
application, the application that owns the data receives a callback with a
request for the data. The application that owns the data must then
transfer the data to the clipboard with the XmClipboardCopyByName function.
When a data item that was passed by name is deleted from the clipboard, the
application that owns the data receives a callback stating that the data is
no longer needed.
For information on the callback function, see the callback argument
description for XmClipboardStartCopy(3X).
display
Specifies a pointer to the Display structure that was returned in a
previous call to XOpenDisplay or XtDisplay.
window
Specifies a widget's window ID that relates the application window to
the clipboard. The widget's window ID can be obtained by using
XtWindow. The same application instance should pass the same window ID
to each of the clipboard functions that it calls.
item_id
Specifies the number assigned to this data item. This number was
returned by a previous call to XmClipboardStartCopy.
format_name
Specifies the name of the format in which the data item is stored on
the clipboard. Format is known as target in the ICCCM.
buffer
Specifies the buffer from which the clipboard copies the data.
length
Specifies the length of the data being copied to the clipboard.
private_id
Specifies the private data that the application wants to store with the
data item.
data_id
Specifies an identifying number assigned to the data item that uniquely
identifies the data item and the format. This argument is required only
for data that is passed by name.
RETURN VALUE
ClipboardSuccess
The function is successful.
ClipboardLocked
The function failed because the clipboard was locked by another
application. The application can continue to call the function again
with the same parameters until the lock goes away. This gives the
application the opportunity to ask if the user wants to keep trying or
to give up on the operation.
ClipboardFail
The function failed because XmClipboardStartCopy was not called or
because the data item contains too many formats.
SEE ALSO
XmClipboardCopyByName(3X), XmClipboardEndCopy(3X), XmClipboardStartCopy(3X)
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