170 lines
4.2 KiB
C
170 lines
4.2 KiB
C
/*
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* CDE - Common Desktop Environment
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*
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* Copyright (c) 1993-2012, The Open Group. All rights reserved.
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*
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* These libraries and programs are free software; you can
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* redistribute them and/or modify them under the terms of the GNU
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* Lesser General Public License as published by the Free Software
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* Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* These libraries and programs are distributed in the hope that
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* they will be useful, but WITHOUT ANY WARRANTY; without even the
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* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU Lesser General Public License for more
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* details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with these librararies and programs; if not, write
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* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
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* Floor, Boston, MA 02110-1301 USA
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*/
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/* $TOG: WmChBackD.c /main/7 1998/07/30 12:11:23 mgreess $
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*
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* (c) Copyright 1996 Digital Equipment Corporation.
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* (c) Copyright 1991,1993,1994,1996 Hewlett-Packard Company.
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* (c) Copyright 1993,1994,1996 International Business Machines Corp.
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* (c) Copyright 1993,1994,1996 Sun Microsystems, Inc.
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* (c) Copyright 1993,1994,1996 Novell, Inc.
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* (c) Copyright 1996 FUJITSU LIMITED.
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* (c) Copyright 1996 Hitachi.
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*/
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/************************************<+>*************************************
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****************************************************************************
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**
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** File: WmChBackD.c
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**
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** Description: Request backdrop change of the workspace manager
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**
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****************************************************************************
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************************************<+>*************************************/
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#include <stdio.h>
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#include <X11/Xlib.h>
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#include <X11/Xutil.h>
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#include <X11/Xatom.h>
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#include <Dt/Wsm.h>
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#include <Dt/WsmP.h>
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#include <Xm/Xm.h>
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#include <Xm/AtomMgr.h>
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#define SYS_FILE_SEARCH_PATH "DTICONSEARCHPATH"
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/*************************************<->*************************************
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*
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* DtWsmChangeBackdrop (display, root, path, pixmap)
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*
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*
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* Description:
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* -----------
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* Request the CDE workspace manager to change the backdrop
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*
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*
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* Inputs:
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* ------
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* display - display
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* root - root window of screen
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* path - file path to bitmap file
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* pixmap - pixmap id of backdrop pixmap
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*
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* Returns:
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* --------
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* Success if request sent
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*
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* Comments:
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* ---------
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* public interface to _DtWsmChangeBackdrop()
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*
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*************************************<->***********************************/
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int
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DtWsmChangeBackdrop (
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Display *display,
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Window root,
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char *path,
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Pixmap pixmap)
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{
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return _DtWsmChangeBackdrop(display, root, path, pixmap);
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}
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/*************************************<->*************************************
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*
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* _DtWsmChangeBackdrop (display, root, path, pixmap)
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*
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*
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* Description:
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* -----------
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* Request the CDE workspace manager to change the backdrop
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*
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*
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* Inputs:
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* ------
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* display - display
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* root - root window of screen
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* path - file path to bitmap file
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* pixmap - pixmap id of backdrop pixmap
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*
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* Returns:
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* --------
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* Success if request sent
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*
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* Comments:
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* ---------
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*
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*************************************<->***********************************/
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int
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_DtWsmChangeBackdrop (
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Display *display,
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Window root,
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char *path,
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Pixmap pixmap)
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{
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int rval = BadAtom;
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Window wmWindow;
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if (!path)
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{
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rval = BadValue;
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}
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else
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/*
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* Get the workspace manager window
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*/
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if ((rval=_DtGetMwmWindow (display, root, &wmWindow)) == Success)
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{
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char *pch;
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int len;
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/*
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* Build up the NULL-terminated request string
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*/
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len = strlen (DTWM_REQ_CHANGE_BACKDROP) + 1;
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len += strlen (path) + 1;
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len += 30; /* fudge for ascii-ized pixmap id */
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pch = (char *) XtMalloc (len * sizeof(char));
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sprintf (pch, "%s %s %lx", DTWM_REQ_CHANGE_BACKDROP, path,
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pixmap);
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/*
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* Make the request by appending the string to
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* the _DT_WM_REQUEST property
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*/
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rval = XChangeProperty (display, wmWindow,
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XmInternAtom(display, _XA_DT_WM_REQUEST, False),
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XA_STRING, 8, PropModeAppend,
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(unsigned char *)pch,
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1+strlen(pch));
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}
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return (rval);
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} /* END OF FUNCTION _DtWsmChangeBackdrop */
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