X-Git-Url: https://ncurses.scripts.mit.edu/?a=blobdiff_plain;f=doc%2Fhtml%2Fman%2Fcurs_getyx.3x.html;h=0f463c589350f6e51af3478f8fe05c2b06ccc28b;hb=b3719ca8b52aa07d0d85f7c1ce645a471397ccfe;hp=b5809b3c8ed106c557f0509db8300bceb1471d14;hpb=761e4f0825b330e970558e82a4bd638383914429;p=ncurses.git diff --git a/doc/html/man/curs_getyx.3x.html b/doc/html/man/curs_getyx.3x.html index b5809b3c..0f463c58 100644 --- a/doc/html/man/curs_getyx.3x.html +++ b/doc/html/man/curs_getyx.3x.html @@ -1,7 +1,7 @@ - - +
+ +- -curs_getyx(3x) curs_getyx(3x) +curs_getyx(3x) curs_getyx(3x) --
- getyx, getparyx, getbegyx, getmaxyx - get curses cursor - and window coordinates +
+ getyx, getparyx, getbegyx, getmaxyx - get curses cursor and window + coordinates --
+
#include <curses.h> - void getyx(WINDOW *win, int y, int x); - void getparyx(WINDOW *win, int y, int x); - void getbegyx(WINDOW *win, int y, int x); - void getmaxyx(WINDOW *win, int y, int x); + void getyx(WINDOW *win, int y, int x); + void getparyx(WINDOW *win, int y, int x); + void getbegyx(WINDOW *win, int y, int x); + void getmaxyx(WINDOW *win, int y, int x); --
- The getyx macro places the current cursor position of the - given window in the two integer variables y and x. +
+ The getyx macro places the current cursor position of the given window + in the two integer variables y and x. - If win is a subwindow, the getparyx macro places the - beginning coordinates of the subwindow relative to the - parent window into two integer variables y and x. Other- - wise, -1 is placed into y and x. + If win is a subwindow, the getparyx macro places the beginning + coordinates of the subwindow relative to the parent window into two + integer variables y and x. Otherwise, -1 is placed into y and x. - Like getyx, the getbegyx and getmaxyx macros store the - current beginning coordinates and size of the specified - window. + Like getyx, the getbegyx and getmaxyx macros store the current + beginning coordinates and size of the specified window. --
- The return values of these macros are undefined (i.e., - they should not be used as the right-hand side of assign- - ment statements). +
+ The return values of these macros are undefined (i.e., they should not + be used as the right-hand side of assignment statements). --
- All of these interfaces are macros. A "&" is not neces- - sary before the variables y and x. +
+ All of these interfaces are macros. A "&" is not necessary before the + variables y and x. --
- The getyx, getparyx, getbegyx and getmaxyx macros are - described in the XSI Curses standard, Issue 4. - - This implementation also provides functions getbegx, getb- - egy, getcurx, getcury, getmaxx, getmaxy, getparx and get- - pary for compatibility with older versions of curses. - - Although X/Open Curses does not address this, many imple- - mentations provide members of the WINDOW structure con- - taining values corresponding to these macros. For best - portability, do not rely on using the data in WINDOW, - since some implementations make WINDOW opaque (do not - allow direct use of its members). - - Besides the problem of opaque structures, the data stored - in like-named members may not have like-values in differ- - ent implementations. For example, the WINDOW._maxx and - WINDOW._maxy values in ncurses have (at least since - release 1.8.1) differed by one from some other implementa- - tions. The difference is hidden by means of the macro +
+ The getyx, getparyx, getbegyx and getmaxyx macros are described in the + XSI Curses standard, Issue 4. + + This implementation also provides functions getbegx, getbegy, getcurx, + getcury, getmaxx, getmaxy, getparx and getpary for compatibility with + older versions of curses. + + Although X/Open Curses does not address this, many implementations + provide members of the WINDOW structure containing values corresponding + to these macros. For best portability, do not rely on using the data + in WINDOW, since some implementations make WINDOW opaque (do not allow + direct use of its members). + + Besides the problem of opaque structures, the data stored in like-named + members may not have like-values in different implementations. For + example, the WINDOW._maxx and WINDOW._maxy values in ncurses have (at + least since release 1.8.1) differed by one from some other + implementations. The difference is hidden by means of the macro getmaxyx. --
+
curses(3x), curs_legacy(3x), curs_opaque(3x) - curs_getyx(3x) + curs_getyx(3x)-