X-Git-Url: https://ncurses.scripts.mit.edu/?p=ncurses.git;a=blobdiff_plain;f=doc%2Fhtml%2Fman%2Fcurs_overlay.3x.html;h=69ed0fcaafa1c88945fef844a2d1974875ff1abb;hp=64b4f71e61d656dc0807cb44ec044414bf46f8df;hb=3a935d9991cdf43ebfa952073c9b555f73a3e011;hpb=46722468f47c2b77b3987729b4bcf2321cccfd01;ds=sidebyside diff --git a/doc/html/man/curs_overlay.3x.html b/doc/html/man/curs_overlay.3x.html index 64b4f71e..69ed0fca 100644 --- a/doc/html/man/curs_overlay.3x.html +++ b/doc/html/man/curs_overlay.3x.html @@ -1,7 +1,7 @@
@@ -40,11 +40,15 @@+curs_overlay(3x) curs_overlay(3x) + + +
- overlay, overwrite, copywin - overlay and manipulate over- - lapped curses windows + overlay, overwrite, copywin - overlay and manipulate + overlapped curses windows@@ -65,23 +69,28 @@ of dstwin. scrwin and dstwin are not required to be the same size; only text where the two windows overlap is copied. The difference is that overlay is non-destructive - (blanks are not copied) whereas overwrite is destructive. + (blanks are not copied) whereas overwrite is destructive. - The copywin routine provides a finer granularity of con- + The copywin routine provides a finer granularity of con- trol over the overlay and overwrite routines. Like in the prefresh routine, a rectangle is specified in the destina- - tion window, (dminrow, dmincol) and (dmaxrow, dmaxcol), - and the upper-left-corner coordinates of the source win- + tion window, (dminrow, dmincol) and (dmaxrow, dmaxcol), + and the upper-left-corner coordinates of the source win- dow, (sminrow, smincol). If the argument overlay is true, then copying is non-destructive, as in overlay.
- Routines that return an integer return ERR upon failure, - and OK (SVr4 only specifies "an integer value other than + Routines that return an integer return ERR upon failure, + and OK (SVr4 only specifies "an integer value other than ERR") upon successful completion. + X/Open defines no error conditions. In this implementa- + tion, copywin, overlay and overwrite return an error if + either of the window pointers are null, or if some part of + the window would be placed off-screen. +
@@ -102,12 +111,7 @@ - - - - - - + curs_overlay(3x)