drawfochlt.3

linux系统下的音频通信

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.so man.macros
.TH Tk_DrawFocusHighlight 3 4.0 Tk "Tk Library Procedures"
.BS
.SH NAME
Tk_DrawFocusHighlight \- draw the traversal highlight ring for a widget
.SH SYNOPSIS
.nf
\fB#include <tk.h>\fR
.sp
\fBTk_GetPixels(\fItkwin, gc, width, drawable\fB)\fR
.SH ARGUMENTS
.AS "Tcl_Interp" *joinPtr
.AP Tk_Window tkwin in
Window for which the highlight is being drawn.  Used to retrieve
the window's dimensions, among other things.
.AP GC gc in
Graphics context to use for drawing the highlight.
.AP int width in
Width of the highlight ring, in pixels.
.AP Drawable drawable in
Drawable in which to draw the highlight;  usually an offscreen
pixmap for double buffering.
.BE

.SH DESCRIPTION
.PP
\fBTk_DrawFocusHighlight\fR is a utility procedure that draws the
traversal highlight ring for a widget.
It is typically invoked by widgets during redisplay.

.SH KEYWORDS
focus, traversal highlight