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/* mwmborder.c */
/*
* This function shows how to remove the border, title bar, resize button,
* etc from a Motif window frame from inside an Xlib-based application.
*
* Brian Paul 19 Sep 1995 brianp@ssec.wisc.edu
*
* This code is in the public domain.
*/
#include <X11/Xlib.h>
#include <X11/Xatom.h>
#define HAVE_MOTIF
#ifdef HAVE_MOTIF
#include <X11/Xm/MwmUtil.h>
#else
/* bit definitions for MwmHints.flags */
#define MWM_HINTS_FUNCTIONS (1L << 0)
#define MWM_HINTS_DECORATIONS (1L << 1)
#define MWM_HINTS_INPUT_MODE (1L << 2)
#define MWM_HINTS_STATUS (1L << 3)
/* bit definitions for MwmHints.decorations */
#define MWM_DECOR_ALL (1L << 0)
#define MWM_DECOR_BORDER (1L << 1)
#define MWM_DECOR_RESIZEH (1L << 2)
#define MWM_DECOR_TITLE (1L << 3)
#define MWM_DECOR_MENU (1L << 4)
#define MWM_DECOR_MINIMIZE (1L << 5)
#define MWM_DECOR_MAXIMIZE (1L << 6)
typedef struct
{
unsigned long flags;
unsigned long functions;
unsigned long decorations;
long inputMode;
unsigned long status;
} PropMotifWmHints;
#define PROP_MOTIF_WM_HINTS_ELEMENTS 5
#endif
/*
* Specify which Motif window manager border decorations to put on a
* top-level window. For example, you can specify that a window is not
* resizabe, or omit the titlebar, or completely remove all decorations.
* Input: dpy - the X display
* w - the X window
* flags - bitwise-OR of the MWM_DECOR_xxx symbols in X11/Xm/MwmUtil.h
* indicating what decoration elements to enable. Zero would
* be no decoration.
*/
void set_mwm_border( Display *dpy, Window w, unsigned long flags )
{
PropMotifWmHints motif_hints;
Atom prop, proptype;
/* setup the property */
motif_hints.flags = MWM_HINTS_DECORATIONS;
motif_hints.decorations = flags;
/* get the atom for the property */
prop = XInternAtom( dpy, "_MOTIF_WM_HINTS", True );
if (!prop) {
/* something went wrong! */
return;
}
/* not sure this is correct, seems to work, XA_WM_HINTS didn't work */
proptype = prop;
XChangeProperty( dpy, w, /* display, window */
prop, proptype, /* property, type */
32, /* format: 32-bit datums */
PropModeReplace, /* mode */
(unsigned char *) &motif_hints, /* data */
PROP_MOTIF_WM_HINTS_ELEMENTS /* nelements */
);
}
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