Initial revision

progs/util/mwmborder.c

@@ -0,0 +1,91 @@
+/* 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 */
+                  );
+}
+