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e16/src/mwm.c

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/*
* Copyright (C) 2000-2005 Carsten Haitzler, Geoff Harrison and various contributors
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies of the Software, its documentation and marketing & publicity
* materials, and acknowledgment shall be given in the documentation, materials
* and software packages that this Software was used.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
* IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
#include "E.h"
/* Motif window hints */
#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.functions */
#define MWM_FUNC_ALL (1L << 0)
#define MWM_FUNC_RESIZE (1L << 1)
#define MWM_FUNC_MOVE (1L << 2)
#define MWM_FUNC_MINIMIZE (1L << 3)
#define MWM_FUNC_MAXIMIZE (1L << 4)
#define MWM_FUNC_CLOSE (1L << 5)
/* 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)
/* bit definitions for MwmHints.inputMode */
#define MWM_INPUT_MODELESS 0
#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
#define MWM_INPUT_SYSTEM_MODAL 2
#define MWM_INPUT_FULL_APPLICATION_MODAL 3
#define PROP_MWM_HINTS_ELEMENTS 5
#define PROP_MWM_HINTS_ELEMENTS_MIN 4
static Atom _MOTIF_WM_HINTS = 0;
/* Motif window hints */
typedef struct _mwmhints
{
CARD32 flags;
CARD32 functions;
CARD32 decorations;
INT32 inputMode;
CARD32 status;
}
MWMHints;
void
MWM_GetHints(EWin * ewin, Atom atom_change)
{
int fmt;
Atom a2;
unsigned long num, end;
MWMHints *mwmhints;
unsigned char *puc;
if (EwinIsInternal(ewin))
return;
if (!_MOTIF_WM_HINTS)
_MOTIF_WM_HINTS = XInternAtom(disp, "_MOTIF_WM_HINTS", False);
if (atom_change && atom_change != _MOTIF_WM_HINTS)
return;
ewin->client.mwm_decor_border = 1;
ewin->client.mwm_decor_resizeh = 1;
ewin->client.mwm_decor_title = 1;
ewin->client.mwm_decor_menu = 1;
ewin->client.mwm_decor_minimize = 1;
ewin->client.mwm_decor_maximize = 1;
ewin->client.mwm_func_resize = 1;
ewin->client.mwm_func_move = 1;
ewin->client.mwm_func_minimize = 1;
ewin->client.mwm_func_maximize = 1;
ewin->client.mwm_func_close = 1;
puc = NULL;
XGetWindowProperty(disp, ewin->client.win, _MOTIF_WM_HINTS, 0, 20,
False, _MOTIF_WM_HINTS, &a2, &fmt, &num, &end, &puc);
mwmhints = (MWMHints *) puc;
if (!mwmhints)
return;
if (num < PROP_MWM_HINTS_ELEMENTS_MIN)
goto done;
if (mwmhints->flags & MWM_HINTS_DECORATIONS)
{
ewin->client.mwm_decor_border = 0;
ewin->client.mwm_decor_resizeh = 0;
ewin->client.mwm_decor_title = 0;
ewin->client.mwm_decor_menu = 0;
ewin->client.mwm_decor_minimize = 0;
ewin->client.mwm_decor_maximize = 0;
if (mwmhints->decorations & MWM_DECOR_ALL)
{
ewin->client.mwm_decor_border = 1;
ewin->client.mwm_decor_resizeh = 1;
ewin->client.mwm_decor_title = 1;
ewin->client.mwm_decor_menu = 1;
ewin->client.mwm_decor_minimize = 1;
ewin->client.mwm_decor_maximize = 1;
}
if (mwmhints->decorations & MWM_DECOR_BORDER)
ewin->client.mwm_decor_border = 1;
if (mwmhints->decorations & MWM_DECOR_RESIZEH)
ewin->client.mwm_decor_resizeh = 1;
if (mwmhints->decorations & MWM_DECOR_TITLE)
ewin->client.mwm_decor_title = 1;
if (mwmhints->decorations & MWM_DECOR_MENU)
ewin->client.mwm_decor_menu = 1;
if (mwmhints->decorations & MWM_DECOR_MINIMIZE)
ewin->client.mwm_decor_minimize = 1;
if (mwmhints->decorations & MWM_DECOR_MAXIMIZE)
ewin->client.mwm_decor_maximize = 1;
}
if (mwmhints->flags & MWM_HINTS_FUNCTIONS)
{
ewin->client.mwm_func_resize = 0;
ewin->client.mwm_func_move = 0;
ewin->client.mwm_func_minimize = 0;
ewin->client.mwm_func_maximize = 0;
ewin->client.mwm_func_close = 0;
if (mwmhints->functions & MWM_FUNC_ALL)
{
ewin->client.mwm_func_resize = 1;
ewin->client.mwm_func_move = 1;
ewin->client.mwm_func_minimize = 1;
ewin->client.mwm_func_maximize = 1;
ewin->client.mwm_func_close = 1;
}
if (mwmhints->functions & MWM_FUNC_RESIZE)
ewin->client.mwm_func_resize = 1;
if (mwmhints->functions & MWM_FUNC_MOVE)
ewin->client.mwm_func_move = 1;
if (mwmhints->functions & MWM_FUNC_MINIMIZE)
ewin->client.mwm_func_minimize = 1;
if (mwmhints->functions & MWM_FUNC_MAXIMIZE)
ewin->client.mwm_func_maximize = 1;
if (mwmhints->functions & MWM_FUNC_CLOSE)
ewin->client.mwm_func_close = 1;
}
done:
if (mwmhints)
XFree(mwmhints);
}
void
MWM_SetInfo(void)
{
Atom a1;
struct _mwminfo
{
long flags;
Window win;
}
mwminfo;
a1 = XInternAtom(disp, "_MOTIF_WM_INFO", False);
mwminfo.flags = 2;
mwminfo.win = VRoot.win;
XChangeProperty(disp, VRoot.win, a1, a1, 32, PropModeReplace,
(unsigned char *)&mwminfo, 2);
}
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