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author | rjohnson <rjohnson> | 1998-04-01 09:37:39 (GMT) |
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committer | rjohnson <rjohnson> | 1998-04-01 09:37:39 (GMT) |
commit | 13242623d2ff3ea02ab6a62bfb48a7dbb5c27e22 (patch) | |
tree | 3100714738a7941b590efee466a774862f9671c3 /doc/GeomReq.3 | |
parent | e4ab1102029f9ac557ff190bfb9d34408340f345 (diff) | |
download | tk-13242623d2ff3ea02ab6a62bfb48a7dbb5c27e22.zip tk-13242623d2ff3ea02ab6a62bfb48a7dbb5c27e22.tar.gz tk-13242623d2ff3ea02ab6a62bfb48a7dbb5c27e22.tar.bz2 |
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-rw-r--r-- | doc/GeomReq.3 | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/doc/GeomReq.3 b/doc/GeomReq.3 new file mode 100644 index 0000000..d06b0f8 --- /dev/null +++ b/doc/GeomReq.3 @@ -0,0 +1,69 @@ +'\" +'\" Copyright (c) 1990-1994 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: @(#) GeomReq.3 1.11 96/03/26 18:08:21 +'\" +.so man.macros +.TH Tk_GeometryRequest 3 "" Tk "Tk Library Procedures" +.BS +.SH NAME +Tk_GeometryRequest, Tk_SetInternalBorder \- specify desired geometry or internal border for a window +.SH SYNOPSIS +.nf +\fB#include <tk.h>\fR +.sp +\fBTk_GeometryRequest\fR(\fItkwin, reqWidth, reqHeight\fR) +.sp +\fBTk_SetInternalBorder\fR(\fItkwin, width\fR) +.SH ARGUMENTS +.AS baseHeight clientData +.AP Tk_Window tkwin in +Window for which geometry is being requested. +.AP int reqWidth in +Desired width for \fItkwin\fR, in pixel units. +.AP int reqHeight in +Desired height for \fItkwin\fR, in pixel units. +.AP int width in +Space to leave for internal border for \fItkwin\fR, in pixel units. +.BE + +.SH DESCRIPTION +.PP +\fBTk_GeometryRequest\fR is called by widget code to indicate its +preference for the dimensions of a particular window. The arguments +to \fBTk_GeometryRequest\fR are made available to the geometry +manager for the window, which then decides on the actual geometry +for the window. Although geometry managers generally try to satisfy +requests made to \fBTk_GeometryRequest\fR, there is no guarantee that +this will always be possible. Widget code should not assume that +a geometry request will be satisfied until it receives a +\fBConfigureNotify\fR event indicating that the geometry change has +occurred. Widget code should never call procedures like +\fBTk_ResizeWindow\fR directly. Instead, it should invoke +\fBTk_GeometryRequest\fR and leave the final geometry decisions to +the geometry manager. +.PP +If \fItkwin\fR is a top-level window, then the geometry information +will be passed to the window manager using the standard ICCCM protocol. +.PP +\fBTk_SetInternalBorder\fR is called by widget code to indicate that +the widget has an internal border. This means that the widget draws +a decorative border inside the window instead of using the standard +X borders, which are external to the window's area. For example, +internal borders are used to draw 3-D effects. \fIWidth\fR +specifies the width of the border in pixels. Geometry managers will +use this information to avoid placing any children of \fItkwin\fR +overlapping the outermost \fIwidth\fR pixels of \fItkwin\fR's area. +.PP +The information specified in calls to \fBTk_GeometryRequest\fR and +\fBTk_SetInternalBorder\fR can be retrieved using the macros +\fBTk_ReqWidth\fR, \fBTk_ReqHeight\fR, and \fBTk_InternalBorderWidth\fR. +See the \fBTk_WindowId\fR manual entry for details. + +.SH KEYWORDS +geometry, request |