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author | rjohnson <rjohnson@noemail.net> | 1998-04-01 09:37:39 (GMT) |
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committer | rjohnson <rjohnson@noemail.net> | 1998-04-01 09:37:39 (GMT) |
commit | 1d0efcbe267f2c0eb73869862522fb20fb2d63ca (patch) | |
tree | 3100714738a7941b590efee466a774862f9671c3 /doc/GetRootCrd.3 | |
parent | 0fd5c6ed04f661825c13076a82740af74e8f9872 (diff) | |
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Initial revision
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diff --git a/doc/GetRootCrd.3 b/doc/GetRootCrd.3 new file mode 100644 index 0000000..c9dea3c --- /dev/null +++ b/doc/GetRootCrd.3 @@ -0,0 +1,43 @@ +'\" +'\" Copyright (c) 1990 The Regents of the University of California. +'\" Copyright (c) 1994-1996 Sun Microsystems, Inc. +'\" +'\" See the file "license.terms" for information on usage and redistribution +'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. +'\" +'\" SCCS: @(#) GetRootCrd.3 1.9 96/03/26 18:12:16 +'\" +.so man.macros +.TH Tk_GetRootCoords 3 "" Tk "Tk Library Procedures" +.BS +.SH NAME +Tk_GetRootCoords \- Compute root-window coordinates of window +.SH SYNOPSIS +.nf +\fB#include <tk.h>\fR +.sp +\fBTk_GetRootCoords\fR(\fItkwin, xPtr, yPtr\fR) +.SH ARGUMENTS +.AS Tk_Window tkwin +.AP Tk_Window tkwin in +Token for window. +.AP int *xPtr out +Pointer to location in which to store root-window x-coordinate +corresponding to left edge of \fItkwin\fR's border. +.AP int *yPtr out +Pointer to location in which to store root-window y-coordinate +corresponding to top edge of \fItkwin\fR's border. +.BE + +.SH DESCRIPTION +.PP +This procedure scans through the structural information maintained +by Tk to compute the root-window coordinates corresponding to +the upper-left corner of \fItkwin\fR's border. If \fItkwin\fR has +no border, then \fBTk_GetRootCoords\fR returns the root-window +coordinates corresponding to location (0,0) in \fItkwin\fR. +\fBTk_GetRootCoords\fR is relatively efficient, since it doesn't have to +communicate with the X server. + +.SH KEYWORDS +coordinates, root window |