delch.3cur

来自「<B>Digital的Unix操作系统VAX 4.2源码</B>」· 3CUR 代码 · 共 83 行

.TH delch 3cur 
.SH Name
delch, mvdelch, mvwdelch, wdelch \- remove character from window
.SH Syntax
.B
#include <cursesX.h>
.PP
.B
int delch(\|)
.PP
.B
int wdelch(win)
.br
.B
WINDOW \(**win;
.PP
.B
int mvdelch(y, x)
.br
.B
int y, x;
.PP
.B
int mvwdelch(win, y, x)
.br
.B
WINDOW \(**win;
.br
.B
int y, x;
.SH Description
.NXR "delch subroutine"
.NXR "mvdelch subroutine"
.NXR "mvwdelch subroutine"
.NXR "wdelch subroutine"
The
.PN delch
routine 
deletes the character under the cursor in the default window.
All characters to the right on the same line are moved to the left one
position and the last character on the line is filled with a blank.
The cursor position does not change.
.PP
The routine 
.PN wdelch
deletes the character under the cursor in the specified window.
All characters to the right on the same line are moved to the left one
position and the last character on the line is filled with a blank.
The cursor position does not change.
.PP
The routine 
.PN mvdelch
moves the cursor to the specified position in the default 
window.
The character found at this location is deleted.
All characters to the right on the same line are moved to the left one
position and the last character on the line is filled with a blank.
The cursor position does not change.
.PP
The routine 
.PN mvwdelch
moves the cursor to the specified position in the specified 
window.
The character found at this location is deleted.
All characters to the right on the same line are moved to the left one
position and the last character on the line is filled with a blank.
The cursor position does not change.
.PP
The routines 
.PN delch, 
.PN mvdelch
and 
.PN mvwdelch
are macros.
.SH Return Values
The 
.PN delch ,
.PN mvdelch ,
.PN mvwdelch
and
.PN wdelch
functions return OK on success and ERR on error.