cdesktopenv/cde/programs/dtwm/examples/occupy/occupy.c

481 lines
12 KiB
C

/*
* CDE - Common Desktop Environment
*
* Copyright (c) 1993-2012, The Open Group. All rights reserved.
*
* These libraries and programs are free software; you can
* redistribute them and/or modify them under the terms of the GNU
* Lesser General Public License as published by the Free Software
* Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* These libraries and programs are distributed in the hope that
* they will be useful, but WITHOUT ANY WARRANTY; without even the
* implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with these libraries and programs; if not, write
* to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
* Floor, Boston, MA 02110-1301 USA
*/
/* $XConsortium: occupy.c /main/3 1996/11/05 12:17:48 mustafa $ */
/***********************************************************************
* CDE Developer's Conference Sample Program
*
* File: occupy.c
*
* Purpose:
* Demonstrate the CDE Workspace API. This file uses:
*
* DtWsmGetWorkspacesOccupied
* DtWsmSetWorkspacesOccupied
* DtWsmOccupyAllWorkspaces
*
*
* (c) Copyright 1993, 1994 Hewlett-Packard Company
* (c) Copyright 1993, 1994 International Business Machines Corp.
* (c) Copyright 1993, 1994 Sun Microsystems, Inc.
* (c) Copyright 1993, 1994 Unix System Labs, Inc., a subsidiary of
* Novell, Inc.
* ALL RIGHTS RESERVED
*
***********************************************************************/
/*
* include files
*/
#include <stdio.h>
#include <X11/Intrinsic.h>
#include <Xm/Xm.h>
#include <Xm/Form.h>
#include <Xm/PushB.h>
#include <Xm/ToggleB.h>
#include <Xm/TextF.h>
#include <Dt/Wsm.h>
/*
* functions defined in this program
*/
void main();
void quitCB();
void setCB();
void showCB();
void wsCB();
void allWsCB();
void SetupWorkspaceButtons ();
void ShowWorkspaceOccupancy();
void SetWorkspaceOccupancy();
/*
* global variables
*/
XmString xms; /* button label pointer for compound string */
Widget toplevel; /* Shell widget */
Widget wChildren [20];
Widget *wWs;
Atom *paWsSet = NULL;
Boolean *pbOccupy;
unsigned long numWorkspaces;
Atom *paWs;
/*
* button assignments
*/
#define QUIT_BUTTON (wChildren[0])
#define SEPARATOR (wChildren[1])
#define SET_BUTTON (wChildren[2])
#define SHOW_BUTTON (wChildren[3])
#define ALL_WS_BUTTON (wChildren[4])
#define NUM_CHILDREN 5
/*-------------------------------------------------------------
* main - main logic for program
*/
void main (argc,argv)
int argc;
char **argv;
{
Widget form;
Widget top;
XtAppContext app_context;
Arg args[10];
int n;
int i;
/*
* initialize toolkit
*/
n = 0;
XtSetArg (args[n], XmNallowShellResize, True); n++;
toplevel = XtAppInitialize (&app_context, "XMDemos", NULL, 0,
&argc, argv, NULL, args, n);
/*
* manager widget
*/
n = 0;
form = XmCreateForm (toplevel, "form", args, n);
XtManageChild (form);
/*
* create compound string for the button text
*/
xms = XmStringCreateLocalized("Quit");
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNlabelType, XmSTRING); n++;
XtSetArg (args[n], XmNlabelString, xms); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_FORM); n++;
/*
* create button
*/
top = QUIT_BUTTON = XtCreateWidget ("button", xmPushButtonWidgetClass,
form, args, n);
/*
* add callback
*/
XtAddCallback (QUIT_BUTTON, XmNactivateCallback, quitCB, NULL);
/*
* create compound string for the button text
*/
xms = XmStringCreateLocalized("Set Occupancy");
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNlabelType, XmSTRING); n++;
XtSetArg (args[n], XmNlabelString, xms); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNtopWidget, top); n++;
/*
* create button
*/
top = SET_BUTTON = XtCreateWidget ("button", xmPushButtonWidgetClass,
form, args, n);
/*
* add callback
*/
XtAddCallback (SET_BUTTON, XmNactivateCallback, setCB, NULL);
/*
* create compound string for the button text
*/
xms = XmStringCreateLocalized("Occupy All Workspaces");
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNlabelType, XmSTRING); n++;
XtSetArg (args[n], XmNlabelString, xms); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNtopWidget, top); n++;
/*
* create button
*/
top = ALL_WS_BUTTON = XtCreateWidget ("button", xmPushButtonWidgetClass,
form, args, n);
/*
* add callback
*/
XtAddCallback (ALL_WS_BUTTON, XmNactivateCallback, allWsCB, NULL);
/*
* create compound string for the button text
*/
xms = XmStringCreateLocalized("Show Occupancy");
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNlabelType, XmSTRING); n++;
XtSetArg (args[n], XmNlabelString, xms); n++;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNtopWidget, top); n++;
/*
* create button
*/
top = SHOW_BUTTON = XtCreateWidget ("button", xmPushButtonWidgetClass,
form, args, n);
/*
* add callback
*/
XtAddCallback (SHOW_BUTTON, XmNactivateCallback, showCB, NULL);
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNrightAttachment, XmATTACH_FORM); n++;
XtSetArg (args[n], XmNtopAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNtopWidget, top); n++;
/*
* create separator
*/
top = SEPARATOR = (Widget)
XmCreateSeparatorGadget (form, "separator", args, n);
/*
* set up workspace buttons
*/
SetupWorkspaceButtons (form, top);
/*
* manage children
*/
XtManageChildren (wChildren, NUM_CHILDREN);
XtManageChildren (wWs, numWorkspaces);
/*
* realize widgets
*/
XtRealizeWidget (toplevel);
/*
* set up initial workspace occupancy info
*/
pbOccupy = (Boolean *) XtMalloc (numWorkspaces * sizeof (Boolean));
for (i=0; i<numWorkspaces; i++)
{
pbOccupy[i] = False;
}
ShowWorkspaceOccupancy ();
/*
* process events
*/
XtAppMainLoop (app_context);
}
/*-------------------------------------------------------------
* Create a set of buttons for the current set of workspaces
*/
void SetupWorkspaceButtons (form, top)
Widget form;
Widget top;
{
Window root;
Arg args[10]; /* arg list */
int n; /* arg count */
int i;
DtWsmWorkspaceInfo *pWsInfo;
char *pchWs;
Widget left = None;
Widget *pWid;
/*
* get workspace information
*/
root = XRootWindowOfScreen(XtScreen(form));
if (DtWsmGetWorkspaceList (XtDisplay(form), root,
&paWs, (int *)&numWorkspaces) == Success)
{
wWs = (Widget *) XtMalloc (numWorkspaces * sizeof (Widget));
pWid = wWs;
for (i=0; i<numWorkspaces; i++, pWid++)
{
DtWsmGetWorkspaceInfo (XtDisplay(form), root, paWs[i],
&pWsInfo);
pchWs = (char *) XmGetAtomName (XtDisplay(form),
pWsInfo->workspace);
/*
* create compound string for the button text
*/
xms = XmStringCreateLocalized(pchWs);
/*
* set up arglist
*/
n = 0;
XtSetArg (args[n], XmNlabelType, XmSTRING); n++;
XtSetArg (args[n], XmNlabelString, xms); n++;
XtSetArg (args[n], XmNindicatorOn, True); n++;
XtSetArg (args[n], XmNindicatorType, XmN_OF_MANY); n++;
if (left == None)
{
XtSetArg (args[n], XmNleftAttachment, XmATTACH_FORM); n++;
}
else
{
XtSetArg (args[n], XmNleftAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNleftWidget, left); n++;
}
XtSetArg (args[n], XmNtopAttachment, XmATTACH_WIDGET); n++;
XtSetArg (args[n], XmNtopWidget, top); n++;
/*
* create button
*/
*pWid = XtCreateWidget ("button", xmToggleButtonWidgetClass,
form, args, n);
/*
* add callback
*/
XtAddCallback (*pWid, XmNvalueChangedCallback, wsCB,
(XtPointer) i);
left = *pWid;
}
}
else
{
fprintf(stderr, "Failed to get workspace info -- dtwm not running!\n");
exit (1);
}
}
/*-------------------------------------------------------------
* Update the workspace buttons with where we are now.
*/
void ShowWorkspaceOccupancy ()
{
Arg args[10]; /* arg list */
int n; /* arg count */
int i,j;
Atom *paWsIn = NULL;
unsigned long numWsIn;
int rval;
rval = DtWsmGetWorkspacesOccupied(XtDisplay(toplevel),
XtWindow(toplevel), &paWsIn, &numWsIn );
if (rval == Success)
{
for (i = 0; i<numWorkspaces; i++)
{
pbOccupy[i] = False;
for (j=0; j<numWsIn; j++)
{
if (paWs[i] == paWsIn[j])
{
pbOccupy[i] = True;
break;
}
}
}
for (i = 0; i<numWorkspaces; i++)
{
n = 0;
if (pbOccupy[i])
{
XtSetArg (args[n], XmNset, True); n++;
}
else
{
XtSetArg (args[n], XmNset, False); n++;
}
XtSetValues (wWs[i], args, n);
}
if (paWsIn) XFree ((char *) paWsIn);
}
}
/*-------------------------------------------------------------
* quitCB - callback for button
*/
void quitCB (w, client_data, call_data)
Widget w; /* widget id */
caddr_t client_data; /* data from application */
caddr_t call_data; /* data from widget class */
{
exit (0);
}
/*-------------------------------------------------------------
* showCB - callback for show occupancy button
*/
void showCB (w, client_data, call_data)
Widget w; /* widget id */
caddr_t client_data; /* data from application */
caddr_t call_data; /* data from widget class */
{
ShowWorkspaceOccupancy();
}
/*-------------------------------------------------------------
* setCB - callback for set occupancy button
*/
void setCB (w, client_data, call_data)
Widget w; /* widget id */
caddr_t client_data; /* data from application */
caddr_t call_data; /* data from widget class */
{
int numSet;
int i;
if (!paWsSet)
{
paWsSet = (Atom *) XtMalloc (numWorkspaces * sizeof(Atom));
}
for (i=0, numSet=0; i<numWorkspaces; i++)
{
if (pbOccupy[i])
{
paWsSet[numSet++] = paWs[i];
}
}
DtWsmSetWorkspacesOccupied (XtDisplay(toplevel),
XtWindow(toplevel), paWsSet, numSet);
}
/*-------------------------------------------------------------
* wsCB - callback for set occupancy button
*/
void wsCB (w, client_data, call_data)
Widget w; /* widget id */
caddr_t client_data; /* data from application */
caddr_t call_data; /* data from widget class */
{
int i = (Atom) client_data; /* ws array index */
XmToggleButtonCallbackStruct *ptb =
(XmToggleButtonCallbackStruct *) call_data;
if (ptb->reason == XmCR_VALUE_CHANGED)
{
if (ptb->set)
{
pbOccupy[i] = True;
}
else
{
pbOccupy[i] = False;
}
}
}
/*-------------------------------------------------------------
* allWsCB - callback for occupy all button
*/
void allWsCB (w, client_data, call_data)
Widget w; /* widget id */
caddr_t client_data; /* data from application */
caddr_t call_data; /* data from widget class */
{
DtWsmOccupyAllWorkspaces (XtDisplay(toplevel), XtWindow(toplevel));
}