XmTextPosToXY - Man Page

#include <Xm/Text​.h>
Boolean XmTextPosToXY(
Widget widget,
XmTextPosition position,
Position *x,
Position *y);

XmTextPosToXY accesses the x and y position, relative to the upper left corner of the Text widget, of a given character position in the text buffer​.

In the case of horizontal writing, the position is the origin of the character​. In the case of vertical writing, the position is the vertical origin of the character​.

widget

Specifies the Text widget ID

position

Specifies the character position in the text for which the x and y position is accessed​. This is an integer number of characters from the beginning of the buffer​. The first character position is 0 (zero)​.

x

Specifies the pointer in which the x position is returned​. The returned position is the distance from the left side of the widget to the left border of the character​. This value is meaningful only if the function returns True​.

y

Specifies the pointer in which the y position is returned​. The returned position is the distance from the top of the widget to the character​'s baseline​. This value is meaningful only if the function returns True​.

For a complete definition of Text and its associated resources, see XmText(3)​.

This function returns True if the character position is displayed in the Text widget; otherwise, it returns False, and no x or y value is returned​.

XmText(3)​.