xmtextfieldpostoxy(3)
NAME
XmTextFieldPosToXY -- A TextField function that accesses the x and y
position of a character position
SYNOPSIS
#include <Xm/TextF.h> Boolean XmTextFieldPosToXY( Widget widget, XmTextPosition position, Position *x, Position *y);
DESCRIPTION
XmTextFieldPosToXY accesses the x and y position, relative to the upper
left corner of the TextField widget, of a given character position in
the text buffer.
widget Specifies the TextField 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.
- 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 TextField and its associated resources, see XmTextField(3).
RETURN
This function returns True if the character position is displayed in
the TextField widget; otherwise, it returns False, and no x or y value
is returned.