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glxgears: for fullscreen, disable window borders the right way

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This commit is contained in:
Brian Paul 2008-10-16 14:16:41 -06:00
parent 73e1193632
commit 9a84d78c18
1 changed files with 50 additions and 2 deletions
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52
progs/xdemos/glxgears.c
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@ -419,6 +419,52 @@ init(void)
}
/**
* Remove window border/decorations.
*/
static void
no_border( Display *dpy, Window w)
{
static const unsigned MWM_HINTS_DECORATIONS = (1 << 1);
static const int PROP_MOTIF_WM_HINTS_ELEMENTS = 5;
typedef struct
{
unsigned long flags;
unsigned long functions;
unsigned long decorations;
long inputMode;
unsigned long status;
} PropMotifWmHints;
PropMotifWmHints motif_hints;
Atom prop, proptype;
unsigned long flags = 0;
/* 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 */
);
}
/*
* Create an RGB, double-buffered window.
* Return the window and context handles.
@ -479,13 +525,15 @@ make_window( Display *dpy, const char *name,
attr.colormap = XCreateColormap( dpy, root, visinfo->visual, AllocNone);
attr.event_mask = StructureNotifyMask | ExposureMask | KeyPressMask;
/* XXX this is a bad way to get a borderless window! */
attr.override_redirect = fullscreen;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask | CWOverrideRedirect;
mask = CWBackPixel | CWBorderPixel | CWColormap | CWEventMask;
win = XCreateWindow( dpy, root, x, y, width, height,
0, visinfo->depth, InputOutput,
visinfo->visual, mask, &attr );
if (fullscreen)
no_border(dpy, win);
/* set hints and properties */
{
XSizeHints sizehints;