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DXmSvnGetEntryPosition(3X)
NAME
DXmSvnGetEntryPosition - Retrieves (returns) the position of an entry in
the display.
SYNOPSIS
void DXmSvnGetEntryPosition(
Widget widget,
int entry,
Boolean mode,
int *x,
int *y );
PARAMETERS
widget
The identifier (widget ID) of the SVN widget.
entry
An integer that represents the number of the entry for which position
information is required.
mode
A Boolean value that, when True, specifies that position information
returned is relative to the upper-left corner of the SVN window. When
False, the position information returned is internal SVN information
only (for column and outline mode) or indicates the position of the
entry in the entire tree (tree mode).
x A pointer to the x position in the tree.
y A pointer to the y position in the tree.
DESCRIPTION
The DXmSvnGetEntryPosition routine allows an application to determine the
position of entries. The routine interprets the x and y coordinates
differently, depending on the application's mode:
· Outline and Column mode
When the application is in outline or column mode (the
DXMSvnNdisplayMode resource has been set to either
DXMSvnKdisplayOutline or DXMSvnKdisplayColumn) and mode for the
DXmSvnGetEntryPosition routine has been set to True, the x and y
coordinates indicate, in pixels, the distance of the displayed entry
from the upper-left corner of the SVN window.
However, if the specified entry is not visible in the SVN window, the
routine returns -1 (an invalid value) for both the x and y
coordinates, because the SVN widget cannot determine the position of
such an entry when the application is in outline or column mode.
When mode is False, the values returned for the x and y coordinates
are only meaningful internally to the SVN widget.
· Tree mode
When the application is in tree mode (the DXMSvnNdisplayMode resource
is set to DXMSvnKdisplayTree) and the DXMSvnNtreeStyle resource is set
to DXMSvnKuserDefinedTree (the application controls the format), the x
and y coordinates indicate, in pixels, the distance of the displayed
entry from the upper-left corner of the SVN window, when mode is True.
If the entry is not visible in the SVN window, the mode is False.
However, in tree mode, the returned x and y coordinates indicate the
position of the entry in the entire tree, even though that position
extends beyond the limit of what can currently be displayed in the SVN
window.
Note that for position values to be valid, the SVN widget must have
been enabled prior to any changes made to the contents of the display.
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Index for Section 3X |
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Alphabetical listing for D |
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Top of page |
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