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/************************************************************************/
/* Module : actionarea.c */
/* Purpose: provides an action area for the help window */
/* Mod. By: Keith R. Davis */
/* Date : 12/8/95 */
/* Notes : Copyright(c) 1996-98 Mutiny Bay Software */
/* Copyright(c) 1995 ipvr stuttgart and thomas harrer */
/* modified source to change look & feel of help window and to */
/* eliminate redundant pixmap button code */
/************************************************************************/
#include <Xm/Form.h>
#include <Xm/PushB.h>
#include "actionarea.h"
#include "helpp.h" /* for malloc functions. */
#include "contexthelp.h"
#include "imageutil.h" /* imageutil module header */
#include "buttonpixmaps.h" /* help window button pixmaps */
#ifdef MODULE_TEST
#include <stdio.h>
#include <Xm/PanedW.h>
#endif /* MODULE_TEST */
#ifdef TOOLTIP
#define SHOWLBL 0
#else
#define SHOWLBL 1
#endif
/* -------------------------------------------------------------------- *
** module identification
** -------------------------------------------------------------------- */
#ifdef RCSID
static char rcsid [] =
"$Id: actionarea.c,v 1.18 1995/06/28 12:59:30 thomas Exp $";
#endif /* RCSID */
/* -------------------------------------------------------------------- *
** actions
** -------------------------------------------------------------------- */
/* global data */
actionrec_t* actionrec = NULL;
int number_of_actions = 0;
/* -------------------------------------------------------------------- *
** procedure-name: create_actionarea
**
** purpose: creates buttons with desired bindings
** -------------------------------------------------------------------- *
** args: parent widget,
** return type: returns the action area form.
** precondition: must be child of manager widget.
** postcondition: action area is created and managed.
** error handling.: -
** -------------------------------------------------------------------- */
Widget
create_actionarea (/* i */ Widget parent,
/* i */ action_t* actions,
/* i */ int num_actions)
{
Widget action_area, widget;
int i;
char *button_names[] = {"close", "index", "history", "back", "up", "down"};
if (actionrec != NULL)
checked_free (actionrec);
number_of_actions = num_actions;
checked_malloc (actionrec, number_of_actions, actionrec_t);
/* setup the button bar widget */
action_area = XtCreateManagedWidget("action_area", xmFormWidgetClass,
parent, NULL, 0);
/* create the buttons. */
for (i = 0; i < num_actions; i++) {
char** xpm = close_xpm;
switch (actions[i].action_type) {
case action_dismiss:
xpm = close_xpm;
break;
case action_history:
xpm = history_xpm;
break;
case action_back:
xpm = back_xpm;
break;
case action_up:
xpm = up_xpm;
break;
case action_down:
xpm = down_xpm;
break;
case action_index:
xpm = index_xpm;
break;
}
if(i == 0){
widget = XtVaCreateManagedWidget(button_names[i],
xmPushButtonWidgetClass,
action_area,
XmNtopAttachment, XmATTACH_FORM,
XmNtopOffset, 3,
XmNbottomAttachment, XmATTACH_NONE,
XmNleftAttachment, XmATTACH_FORM,
XmNleftOffset, 3,
XmNrightAttachment, XmATTACH_NONE,
NULL);
}
else {
widget = XtVaCreateManagedWidget(button_names[i],
xmPushButtonWidgetClass,
action_area,
XmNtopAttachment, XmATTACH_OPPOSITE_WIDGET,
XmNtopWidget, actionrec[0].w,
XmNbottomAttachment,
XmATTACH_OPPOSITE_WIDGET,
XmNbottomWidget, actionrec[0].w,
XmNleftAttachment, XmATTACH_WIDGET,
XmNleftWidget, actionrec[i - 1].w,
XmNrightAttachment, XmATTACH_NONE,
NULL);
}
/* set button image */
InstallLabeledPixmap(widget, xpm, SHOWLBL);
/* set context help */
context_help (widget, cx_help_toolbar);
/* add the actions activate callback. */
if (actions[i].callback != NULL)
XtAddCallback (widget, XmNactivateCallback,
actions[i].callback,
(XtPointer) actions[i].action_type);
/* record the button. */
actionrec[i].action_type = actions[i].action_type;
actionrec[i].w = widget;
}
XtManageChild (action_area);
return action_area;
}
/* -------------------------------------------------------------------- *
** procedure-name: actions_set_sensitive
**
** purpose: sets all actions of a specified action_type
** to the sensitivity state.
** -------------------------------------------------------------------- *
** args: action id (only those are available that are
** declared in actions.h)
** precondition: actions must be initialized (else nothing is done).
** postcondition: sensitivity state is changed.
** -------------------------------------------------------------------- */
void
actions_set_sensitive (/* i */ int action_type,
/* i */ Boolean sensitive)
{
if (actionrec != NULL) {
int i;
for (i = 0; i < number_of_actions; i++) {
if (actionrec[i].action_type == action_type) {
XtSetSensitive (actionrec[i].w, sensitive);
}
}
}
}
/* -------------------------------------------------------------------- */
/* module test: actionarea */
/* -------------------------------------------------------------------- */
#ifdef MODULE_TEST
static void
actionarea_test_cb (Widget w, XtPointer call_data, XtPointer client_data)
{
printf ("button %d pressed\n", (int) call_data);
return;
}
#define actionarea_test main
void
actionarea_test (int argc, char* argv[])
{
/* local data */
Widget toplevel, pane, action_area;
Display* display;
XtAppContext app_context;
char class[] = "Actionarea";
String fallbacks [] = {
"*Background: #bfbfbfbfbfbf"
};
action_t actions[] = {
{action_dismiss, (XtCallbackProc) actionarea_test_cb, 1},
{action_history, (XtCallbackProc) actionarea_test_cb, 2},
{action_back, (XtCallbackProc) actionarea_test_cb, 3},
{action_up, (XtCallbackProc) actionarea_test_cb, 4},
{action_down, (XtCallbackProc) actionarea_test_cb, 5},
};
/*
* initialize the toolkit, create a toplevel shell.
* toplevel and display are public for all modules.
*/
toplevel = XtVaAppInitialize
(&app_context, class, NULL, 0,
&argc, argv, fallbacks, NULL);
display = XtDisplay (toplevel);
pane = XtVaCreateWidget
("pane", xmPanedWindowWidgetClass, toplevel,
XmNresizePolicy, XmRESIZE_ANY,
XmNresizable, True,
NULL);
action_area = create_actionarea (pane, actions, 5);
XtManageChild (pane);
XtRealizeWidget (toplevel);
XtAppMainLoop (app_context);
}
#endif /* MODULE_TEST */
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