/* The lwlib interface to Athena widgets.
Copyright (C) 1993, 1994 Free Software Foundation, Inc.
This file is part of the Lucid Widget Library.
The Lucid Widget Library is free software: you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
The Lucid Widget Library is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with the Lucid Widget Library. If not, see
.
*/
#include
#include
#ifdef STDC_HEADERS
#include
#endif
#include "lwlib-Xaw.h"
#include
#include
#include
#include
#ifdef LWLIB_SCROLLBARS_ATHENA
#include ATHENA_Scrollbar_h_
#endif
#ifdef LWLIB_DIALOGS_ATHENA
#include ATHENA_Dialog_h_
#include ATHENA_Form_h_
#include ATHENA_Command_h_
#include ATHENA_Label_h_
#endif
#ifdef LWLIB_WIDGETS_ATHENA
#include ATHENA_Toggle_h_
#include "xlwradio.h"
#include "xlwcheckbox.h"
#include "xlwgauge.h"
#include ATHENA_AsciiText_h_
#endif
#include
static void xaw_generic_callback (Widget, XtPointer, XtPointer);
extern int debug_xft;
Boolean
lw_xaw_widget_p (Widget widget)
{
return (0
#ifdef LWLIB_SCROLLBARS_ATHENA
|| XtIsSubclass (widget, scrollbarWidgetClass)
#endif
#ifdef LWLIB_DIALOGS_ATHENA
|| XtIsSubclass (widget, dialogWidgetClass)
#endif
#ifdef LWLIB_WIDGETS_ATHENA
|| XtIsSubclass (widget, labelWidgetClass)
|| XtIsSubclass (widget, toggleWidgetClass)
|| XtIsSubclass (widget, gaugeWidgetClass)
#ifndef NEED_MOTIF
|| XtIsSubclass (widget, asciiTextWidgetClass)
#endif
#endif
);
}
#ifdef LWLIB_SCROLLBARS_ATHENA
static void
xaw_update_scrollbar (widget_instance *instance, Widget widget,
widget_value *val)
{
if (val->scrollbar_data)
{
scrollbar_values *data = val->scrollbar_data;
float widget_shown, widget_topOfThumb;
float new_shown, new_topOfThumb;
Arg al [10];
/* First size and position the scrollbar widget. */
Xt_SET_ARG (al [0], XtNx, data->scrollbar_x);
Xt_SET_ARG (al [1], XtNy, data->scrollbar_y);
Xt_SET_ARG (al [2], XtNwidth, data->scrollbar_width);
Xt_SET_ARG (al [3], XtNheight, data->scrollbar_height);
XtSetValues (widget, al, 4);
/* Now size the scrollbar's slider. */
Xt_SET_ARG (al [0], XtNtopOfThumb, &widget_topOfThumb);
Xt_SET_ARG (al [1], XtNshown, &widget_shown);
XtGetValues (widget, al, 2);
new_shown = (double) data->slider_size /
(double) (data->maximum - data->minimum);
new_topOfThumb = (double) (data->slider_position - data->minimum) /
(double) (data->maximum - data->minimum);
if (new_shown > 1.0)
new_shown = 1.0;
else if (new_shown < 0)
new_shown = 0;
if (new_topOfThumb > 1.0)
new_topOfThumb = 1.0;
else if (new_topOfThumb < 0)
new_topOfThumb = 0;
if (new_shown != widget_shown || new_topOfThumb != widget_topOfThumb)
XawScrollbarSetThumb (widget, new_topOfThumb, new_shown);
}
}
#endif /* LWLIB_SCROLLBARS_ATHENA */
void
xaw_update_one_widget (widget_instance *instance, Widget widget,
widget_value *val, Boolean UNUSED (deep_p))
{
if (0)
;
#ifdef LWLIB_SCROLLBARS_ATHENA
else if (XtIsSubclass (widget, scrollbarWidgetClass))
{
xaw_update_scrollbar (instance, widget, val);
}
#endif
#ifdef LWLIB_WIDGETS_ATHENA
#ifndef NEED_MOTIF
else if (XtIsSubclass (widget, asciiTextWidgetClass))
{
}
#endif
#endif
#ifdef LWLIB_DIALOGS_ATHENA
else if (XtIsSubclass (widget, dialogWidgetClass))
Xt_SET_VALUE (widget, XtNlabel, val->contents->value);
#endif /* LWLIB_DIALOGS_ATHENA */
#ifdef LWLIB_WIDGETS_ATHENA
else if (XtClass (widget) == labelWidgetClass)
Xt_SET_VALUE (widget, XtNlabel, val->value);
#endif /* LWLIB_WIDGETS_ATHENA */
#if defined (LWLIB_DIALOGS_ATHENA) || defined (LWLIB_WIDGETS_ATHENA)
else if (XtIsSubclass (widget, commandWidgetClass))
{
Arg al [3];
#ifndef LWLIB_DIALOGS_ATHENA3D
{
Dimension bw = 0;
Xt_GET_VALUE (widget, XtNborderWidth, &bw);
if (bw == 0)
/* Don't let buttons end up with 0 borderwidth, that's ugly...
Yeah, all this should really be done through app-defaults files
or fallback resources, but that's a whole different can of worms
that I don't feel like opening right now. Making Athena widgets
not look like shit is just entirely too much work.
*/
Xt_SET_VALUE (widget, XtNborderWidth, 1);
}
#endif /* ! LWLIB_DIALOGS_ATHENA3D */
lw_remove_accelerator_spec (val->value);
Xt_SET_ARG (al [0], XtNlabel, val->value);
Xt_SET_ARG (al [1], XtNsensitive, val->enabled);
/* Force centered button text. See above. */
Xt_SET_ARG (al [2], XtNjustify, XtJustifyCenter);
XtSetValues (widget, al, 3);
XtRemoveAllCallbacks (widget, XtNcallback);
XtAddCallback (widget, XtNcallback, xaw_generic_callback, instance);
#ifdef LWLIB_WIDGETS_ATHENA
/* set the selected state */
if (XtIsSubclass (widget, toggleWidgetClass))
Xt_SET_VALUE (widget, XtNstate, val->selected);
#endif /* LWLIB_WIDGETS_ATHENA */
}
#endif /* LWLIB_DIALOGS_ATHENA */
/* Lastly update our global arg values. */
if (val->args && val->args->nargs)
XtSetValues (widget, val->args->args, val->args->nargs);
}
void
xaw_update_one_value (widget_instance *instance, Widget widget,
widget_value *val)
{
#ifdef LWLIB_WIDGETS_ATHENA
widget_value *old_wv;
/* copy the call_data slot into the "return" widget_value */
for (old_wv = instance->info->val->contents; old_wv; old_wv = old_wv->next)
if (!strcmp (val->name, old_wv->name))
{
val->call_data = old_wv->call_data;
break;
}
if (XtIsSubclass (widget, toggleWidgetClass))
{
Xt_GET_VALUE (widget, XtNstate, &val->selected);
val->edited = True;
}
#ifndef NEED_MOTIF
else if (XtIsSubclass (widget, asciiTextWidgetClass))
{
String buf = 0;
Xt_GET_VALUE (widget, XtNstring, &buf);
if (val->value)
{
free (val->value);
val->value = 0;
}
/* I don't think this causes a leak. */
if (buf)
val->value = strdup (buf);
val->edited = True;
}
#endif
#endif /* LWLIB_WIDGETS_ATHENA */
}
void
xaw_destroy_instance (widget_instance *instance)
{
#ifdef LWLIB_DIALOGS_ATHENA
if (XtIsSubclass (instance->widget, dialogWidgetClass))
/* Need to destroy the Shell too. */
XtDestroyWidget (XtParent (instance->widget));
else
#endif
XtDestroyWidget (instance->widget);
}
void
xaw_popup_menu (Widget UNUSED (widget), XEvent *UNUSED (event))
{
/* An Athena menubar has not been implemented. */
return;
}
void
xaw_pop_instance (widget_instance *instance, Boolean up)
{
Widget widget = instance->widget;
if (up)
{
#ifdef LWLIB_DIALOGS_ATHENA
if (XtIsSubclass (widget, dialogWidgetClass))
{
/* For dialogs, we need to call XtPopup on the parent instead
of calling XtManageChild on the widget.
Also we need to hack the shell's WM_PROTOCOLS to get it to
understand what the close box is supposed to do!!
*/
Display *dpy = XtDisplay (widget);
Widget shell = XtParent (widget);
Atom props [2];
int i = 0;
props [i++] = XInternAtom (dpy, "WM_DELETE_WINDOW", False);
XChangeProperty (dpy, XtWindow (shell),
XInternAtom (dpy, "WM_PROTOCOLS", False),
XA_ATOM, 32, PropModeAppend,
(unsigned char *) props, i);
/* Center the widget in its parent. Why isn't this kind of crap
done automatically? I thought toolkits were supposed to make
life easier?
*/
{
unsigned int x, y, w, h;
Widget topmost = instance->parent;
w = shell->core.width;
h = shell->core.height;
while (topmost->core.parent &&
XtIsRealized (topmost->core.parent) &&
/* HAVE_SESSION adds an unmapped parent widget that
we should ignore here. */
topmost->core.parent->core.mapped_when_managed)
topmost = topmost->core.parent;
if (topmost->core.width < w) x = topmost->core.x;
else x = topmost->core.x + ((topmost->core.width - w) / 2);
if (topmost->core.height < h) y = topmost->core.y;
else y = topmost->core.y + ((topmost->core.height - h) / 2);
XtMoveWidget (shell, x, y);
}
/* Finally, pop it up. */
XtPopup (shell, XtGrabNonexclusive);
}
else
#endif /* LWLIB_DIALOGS_ATHENA */
XtManageChild (widget);
}
else
{
#ifdef LWLIB_DIALOGS_ATHENA
if (XtIsSubclass (widget, dialogWidgetClass))
XtUnmanageChild (XtParent (widget));
else
#endif
XtUnmanageChild (widget);
}
}
#ifdef LWLIB_DIALOGS_ATHENA
/* Dialog boxes */
static char overrideTrans[] =
"WM_PROTOCOLS: lwlib_delete_dialog()";
static XtActionProc wm_delete_window (Widget shell, XtPointer closure,
XtPointer call_data);
static XtActionsRec xaw_actions [] = {
{ (String) "lwlib_delete_dialog", (XtActionProc) wm_delete_window}
};
static Boolean actions_initted = False;
static Widget
make_dialog (const char* name, Widget parent, Boolean pop_up_p,
const char* shell_title, const char* UNUSED (icon_name),
Boolean text_input_slot,
Boolean radio_box, Boolean list,
int left_buttons, int right_buttons)
{
Arg av [20];
int ac = 0;
int i, bc;
char button_name [255];
Widget shell;
Widget dialog;
Widget button;
XtTranslations override;
if (! pop_up_p) abort (); /* not implemented */
if (text_input_slot) abort (); /* not implemented */
if (radio_box) abort (); /* not implemented */
if (list) abort (); /* not implemented */
if (! actions_initted)
{
XtAppContext app = XtWidgetToApplicationContext (parent);
XtAppAddActions (app, xaw_actions,
sizeof (xaw_actions) / sizeof (xaw_actions[0]));
actions_initted = True;
}
override = XtParseTranslationTable (overrideTrans);
ac = 0;
Xt_SET_ARG (av[ac], XtNtitle, shell_title); ac++;
Xt_SET_ARG (av[ac], XtNallowShellResize, True); ac++;
Xt_SET_ARG (av[ac], XtNtransientFor, parent); ac++;
shell = XtCreatePopupShell ("dialog", transientShellWidgetClass,
parent, av, ac);
XtOverrideTranslations (shell, override);
ac = 0;
dialog = XtCreateManagedWidget (name, dialogWidgetClass, shell, av, ac);
bc = 0;
button = 0;
for (i = 0; i < left_buttons; i++)
{
ac = 0;
Xt_SET_ARG (av [ac], XtNfromHoriz, button); ac++;
Xt_SET_ARG (av [ac], XtNleft, XtChainLeft); ac++;
Xt_SET_ARG (av [ac], XtNright, XtChainLeft); ac++;
Xt_SET_ARG (av [ac], XtNtop, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNbottom, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNresizable, True); ac++;
sprintf (button_name, "button%d", ++bc);
button = XtCreateManagedWidget (button_name, commandWidgetClass,
dialog, av, ac);
}
if (right_buttons)
{
/* Create a separator
I want the separator to take up the slack between the buttons on
the right and the buttons on the left (that is I want the buttons
after the separator to be packed against the right edge of the
window) but I can't seem to make it do it.
*/
ac = 0;
Xt_SET_ARG (av [ac], XtNfromHoriz, button); ac++;
/* Xt_SET_ARG (av [ac], XtNfromVert, XtNameToWidget (dialog, "label")); ac++; */
Xt_SET_ARG (av [ac], XtNleft, XtChainLeft); ac++;
Xt_SET_ARG (av [ac], XtNright, XtChainRight); ac++;
Xt_SET_ARG (av [ac], XtNtop, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNbottom, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNlabel, ""); ac++;
Xt_SET_ARG (av [ac], XtNwidth, 30); /* #### aaack!! */ ac++;
Xt_SET_ARG (av [ac], XtNborderWidth, 0); ac++;
Xt_SET_ARG (av [ac], XtNshapeStyle, XmuShapeRectangle); ac++;
Xt_SET_ARG (av [ac], XtNresizable, False); ac++;
Xt_SET_ARG (av [ac], XtNsensitive, False); ac++;
button = XtCreateManagedWidget ("separator",
/* labelWidgetClass, */
/* This has to be Command to fake out
the Dialog widget... */
commandWidgetClass,
dialog, av, ac);
}
for (i = 0; i < right_buttons; i++)
{
ac = 0;
Xt_SET_ARG (av [ac], XtNfromHoriz, button); ac++;
Xt_SET_ARG (av [ac], XtNleft, XtChainRight); ac++;
Xt_SET_ARG (av [ac], XtNright, XtChainRight); ac++;
Xt_SET_ARG (av [ac], XtNtop, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNbottom, XtChainBottom); ac++;
Xt_SET_ARG (av [ac], XtNresizable, True); ac++;
sprintf (button_name, "button%d", ++bc);
button = XtCreateManagedWidget (button_name, commandWidgetClass,
dialog, av, ac);
}
return dialog;
}
Widget
xaw_create_dialog (widget_instance* instance)
{
char *name = instance->info->type;
Widget parent = instance->parent;
Widget widget;
Boolean pop_up_p = instance->pop_up_p;
const char *shell_name = 0;
const char *icon_name = 0;
Boolean text_input_slot = False;
Boolean radio_box = False;
Boolean list = False;
int total_buttons;
int left_buttons = 0;
int right_buttons = 1;
switch (name [0]) {
case 'E': case 'e':
icon_name = "dbox-error";
shell_name = "Error";
break;
case 'I': case 'i':
icon_name = "dbox-info";
shell_name = "Information";
break;
case 'L': case 'l':
list = True;
icon_name = "dbox-question";
shell_name = "Prompt";
break;
case 'P': case 'p':
text_input_slot = True;
icon_name = "dbox-question";
shell_name = "Prompt";
break;
case 'Q': case 'q':
icon_name = "dbox-question";
shell_name = "Question";
break;
}
total_buttons = name [1] - '0';
if (name [3] == 'T' || name [3] == 't')
{
text_input_slot = False;
radio_box = True;
}
else if (name [3])
right_buttons = name [4] - '0';
left_buttons = total_buttons - right_buttons;
widget = make_dialog (name, parent, pop_up_p,
shell_name, icon_name, text_input_slot, radio_box,
list, left_buttons, right_buttons);
return widget;
}
#endif /* LWLIB_DIALOGS_ATHENA */
static void
xaw_generic_callback (Widget widget, XtPointer closure, XtPointer call_data)
{
widget_instance *instance = (widget_instance *) closure;
Widget instance_widget;
LWLIB_ID id;
XtPointer user_data;
#ifdef LWLIB_WIDGETS_ATHENA
/* We want the selected status to change only when we decide it
should change. Yuck but correct. */
if (XtIsSubclass (widget, toggleWidgetClass))
{
Boolean check;
Xt_GET_VALUE (widget, XtNstate, &check);
Xt_SET_VALUE (widget, XtNstate, !check);
}
#endif /* LWLIB_WIDGETS_ATHENA */
lw_internal_update_other_instances (widget, closure, call_data);
if (! instance)
return;
if (widget->core.being_destroyed)
return;
instance_widget = instance->widget;
if (!instance_widget)
return;
id = instance->info->id;
#if 0
user_data = NULL;
Xt_GET_VALUE (widget, XtNuserData, &user_data);
#else
/* Damn! Athena doesn't give us a way to hang our own data on the
buttons, so we have to go find it... I guess this assumes that
all instances of a button have the same call data.
... Which is a totally bogus assumption --andyp */
{
widget_value *val = instance->info->val;
/* If the widget is a buffer/gutter widget then we already have
the one we are looking for, so don't try and descend the widget
tree. */
if (val->contents)
{
char *name = XtName (widget);
val = val->contents;
while (val)
{
if (val->name && !strcmp (val->name, name))
break;
val = val->next;
}
if (! val) abort ();
}
user_data = val->call_data;
}
#endif
if (instance->info->selection_cb)
instance->info->selection_cb (widget, id, user_data);
}
#ifdef LWLIB_DIALOGS_ATHENA
static XtActionProc
wm_delete_window (Widget shell, XtPointer UNUSED (closure),
XtPointer UNUSED (call_data))
{
LWLIB_ID id;
Widget *kids = 0;
Widget widget;
if (! XtIsSubclass (shell, shellWidgetClass))
abort ();
Xt_GET_VALUE (shell, XtNchildren, &kids);
if (!kids || !*kids) abort ();
for (widget = *kids;
widget && ! XtIsSubclass (widget, dialogWidgetClass);
widget = *++kids)
;
if (!widget) abort ();
id = lw_get_widget_id (widget);
if (! id) abort ();
{
widget_info *info = lw_get_widget_info (id);
if (! info) abort ();
if (info->selection_cb)
info->selection_cb (widget, id, (XtPointer) -1);
}
lw_destroy_all_widgets (id);
return NULL;
}
#endif /* LWLIB_DIALOGS_ATHENA */
/* Scrollbars */
#ifdef LWLIB_SCROLLBARS_ATHENA
static void
xaw_scrollbar_scroll (Widget widget, XtPointer closure, XtPointer call_data)
{
widget_instance *instance = (widget_instance *) closure;
LWLIB_ID id;
scroll_event event_data;
if (!instance || widget->core.being_destroyed)
return;
id = instance->info->id;
event_data.slider_value = (int) call_data;
event_data.time = 0;
if ((int) call_data > 0)
/* event_data.action = SCROLLBAR_PAGE_DOWN;*/
event_data.action = SCROLLBAR_LINE_DOWN;
else
/* event_data.action = SCROLLBAR_PAGE_UP;*/
event_data.action = SCROLLBAR_LINE_UP;
if (instance->info->pre_activate_cb)
instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
}
static void
xaw_scrollbar_jump (Widget widget, XtPointer closure, XtPointer call_data)
{
widget_instance *instance = (widget_instance *) closure;
LWLIB_ID id;
scroll_event event_data;
scrollbar_values *val =
(scrollbar_values *) instance->info->val->scrollbar_data;
float percent;
if (!instance || widget->core.being_destroyed)
return;
id = instance->info->id;
percent = * (float *) call_data;
event_data.slider_value =
(int) (percent * (float) (val->maximum - val->minimum)) + val->minimum;
event_data.time = 0;
event_data.action = SCROLLBAR_DRAG;
if (instance->info->pre_activate_cb)
instance->info->pre_activate_cb (widget, id, (XtPointer) &event_data);
}
static Widget
xaw_create_scrollbar (widget_instance *instance, int vertical)
{
Arg av[10];
int ac = 0;
static XtCallbackRec jumpCallbacks[2] =
{ {xaw_scrollbar_jump, NULL}, {NULL, NULL} };
static XtCallbackRec scrollCallbacks[2] =
{ {xaw_scrollbar_scroll, NULL}, {NULL, NULL} };
jumpCallbacks[0].closure = scrollCallbacks[0].closure = (XtPointer) instance;
/* #### This is tacked onto the with and height and completely
screws our geometry management. We should probably make the
top-level aware of this so that people could have a border but so
few people use the Athena scrollbar now that it really isn't
worth the effort, at least not at the moment. */
Xt_SET_ARG (av [ac], XtNborderWidth, 0); ac++;
Xt_SET_ARG (av [ac], XtNorientation,
vertical ? XtorientVertical : XtorientHorizontal); ac++;
Xt_SET_ARG (av [ac], "jumpProc", jumpCallbacks); ac++;
Xt_SET_ARG (av [ac], "scrollProc", scrollCallbacks); ac++;
return XtCreateWidget (instance->info->name, scrollbarWidgetClass,
instance->parent, av, ac);
}
static Widget
xaw_create_vertical_scrollbar (widget_instance *instance)
{
return xaw_create_scrollbar (instance, 1);
}
static Widget
xaw_create_horizontal_scrollbar (widget_instance *instance)
{
return xaw_create_scrollbar (instance, 0);
}
#endif /* LWLIB_SCROLLBARS_ATHENA */
#ifdef LWLIB_WIDGETS_ATHENA
/* glyph widgets */
static Widget
xaw_create_button (widget_instance *instance)
{
Arg al[20];
int ac = 0;
Widget button = 0;
widget_value* val = instance->info->val;
Xt_SET_ARG (al [ac], XtNsensitive, val->enabled); ac++;
Xt_SET_ARG (al [ac], XtNmappedWhenManaged, FALSE); ac++;
Xt_SET_ARG (al [ac], XtNjustify, XtJustifyCenter); ac++;
/* The highlight doesn't appear to be dynamically set which makes it
look ugly. I think this may be a LessTif bug but for now we just
get rid of it. */
Xt_SET_ARG (al [ac], XtNhighlightThickness, (Dimension)0); ac++;
/* add any args the user supplied for creation time */
lw_add_value_args_to_args (val, al, &ac);
if (!val->call_data)
button = XtCreateWidget (val->name, labelWidgetClass,
instance->parent, al, ac);
else
{
if (val->type == TOGGLE_TYPE || val->type == RADIO_TYPE)
{
Xt_SET_ARG (al [ac], XtNstate, val->selected); ac++;
button = XtCreateWidget
(val->name,
val->type == TOGGLE_TYPE ? checkboxWidgetClass : radioWidgetClass,
instance->parent, al, ac);
}
else
{
button = XtCreateWidget (val->name, commandWidgetClass,
instance->parent, al, ac);
}
XtRemoveAllCallbacks (button, XtNcallback);
XtAddCallback (button, XtNcallback, xaw_generic_callback, (XtPointer)instance);
}
/* #### this maybe can be folded into the XtCreateWidget calls above */
XtManageChild (button);
return button;
}
static Widget
xaw_create_label_field (widget_instance *instance)
{
return xaw_create_label (instance->parent, instance->info->val);
}
Widget
xaw_create_label (Widget parent, widget_value* val)
{
Arg al[20];
int ac = 0;
Widget label = 0;
Xt_SET_ARG (al [ac], XtNsensitive, val->enabled); ac++;
Xt_SET_ARG (al [ac], XtNmappedWhenManaged, FALSE); ac++;
Xt_SET_ARG (al [ac], XtNjustify, XtJustifyCenter); ac++;
/* add any args the user supplied for creation time */
lw_add_value_args_to_args (val, al, &ac);
label = XtCreateManagedWidget (val->name, labelWidgetClass,
parent, al, ac);
/* Do it again for arguments that have no effect until the widget is realized.
#### Uh, but the widget isn't realized until later? Do we mean "created"? */
ac = 0;
lw_add_value_args_to_args (val, al, &ac);
if (ac > 20)
abort (); /* #### need assert macro in lwlib */
XtSetValues (label, al, ac);
return label;
}
static int debug_gauge = 0;
static void
lw_debug_print_xt_arglist (ArgList al, int ac)
{
int i;
for (i = 0; i < ac; i++)
fprintf (stderr, "Widget has arg %s with value %lu.\n",
al[i].name, (unsigned long) al[i].value);
}
static void
lw_debug_print_class_resources (WidgetClass class_)
{
Cardinal i;
do {
Cardinal m, n = class_->core_class.num_resources;
XtResourceList rl;
fprintf (stderr, "Class is %s (%p/%p) with %d resources.\n",
class_->core_class.class_name, class_, &(class_->core_class), n);
fprintf (stderr, " Class's resources are at %p. Converting...\n",
class_->core_class.resources);
/* resources may be compiled to an internal format */
XtGetResourceList (class_, &rl, &m);
for (i = 0; i < m; i++)
fprintf (stderr,
" Class has a %s resource of type %s initialized from %s.\n",
rl[i].resource_class, rl[i].resource_type, rl[i].default_type);
/* special cases for commonly problematic resources */
for (i = 0; i < m; i++)
{
if (!strcmp (rl[i].resource_class, "Font"))
{
fprintf (stderr, " Class has a Font resource.\n");
fprintf (stderr, " Font resource is %s.\n",
(char *) rl[i].default_addr);
}
if (!strcmp (rl[i].resource_class, "FontSet"))
{
fprintf (stderr, " Class has a FontSet resource.\n");
fprintf (stderr, " FontSet resource is %s.\n",
(char *) rl[i].default_addr);
}
if (!strcmp (rl[i].resource_class, "International"))
{
fprintf (stderr, " Class has an International resource.\n");
fprintf (stderr, " International resource is %p.\n",
rl[i].default_addr);
}
}
class_ = class_->core_class.superclass;
} while (class_ != NULL);
}
static Widget
xaw_create_progress (widget_instance *instance)
{
Arg al[20];
int ac = 0;
Widget scale = 0;
widget_value* val = instance->info->val;
#if 0 /* This looks too awful, although more correct. */
if (!val->call_data)
{
Xt_SET_ARG (al [ac], XtNsensitive, False); ac++;
}
else
{
Xt_SET_ARG (al [ac], XtNsensitive, val->enabled); ac++;
}
#else
Xt_SET_ARG (al [ac], XtNsensitive, True); ac++;
#endif
Xt_SET_ARG (al [ac], XtNmappedWhenManaged, FALSE); ac++;
Xt_SET_ARG (al [ac], XtNorientation, XtorientHorizontal); ac++;
Xt_SET_ARG (al [ac], XtNhighlightThickness, (Dimension)0); ac++;
Xt_SET_ARG (al [ac], XtNntics, (Cardinal)10); ac++;
/* add any args the user supplied for creation time */
lw_add_value_args_to_args (val, al, &ac);
if (debug_gauge > 1)
lw_debug_print_class_resources (gaugeWidgetClass);
if (debug_gauge > 0)
lw_debug_print_xt_arglist (al, ac);
scale = XtCreateWidget (val->name, gaugeWidgetClass,
instance->parent, al, ac);
/* add the callback */
if (val->call_data)
XtAddCallback (scale, XtNgetValue, xaw_generic_callback,
(XtPointer) instance);
/* #### this maybe can be folded into the XtCreateWidget call above */
XtManageChild (scale);
return scale;
}
#if defined(LWLIB_WIDGETS_ATHENA)
#define TEXT_BUFFER_SIZE 128
static Widget
xaw_create_text_field (widget_instance *instance)
{
Arg al[20];
int ac = 0;
Widget text = 0;
widget_value* val = instance->info->val;
Xt_SET_ARG (al [ac], XtNsensitive, val->enabled); ac++;
Xt_SET_ARG (al [ac], XtNmappedWhenManaged, FALSE); ac++;
Xt_SET_ARG (al [ac], XtNhighlightThickness, (Dimension)0); ac++;
Xt_SET_ARG (al [ac], XtNtype, XawAsciiString); ac++;
Xt_SET_ARG (al [ac], XtNeditType, XawtextEdit); ac++;
Xt_SET_ARG (al [ac], XtNuseStringInPlace, False); ac++;
#if 0
Xt_SET_ARG (al [ac], XtNlength, TEXT_BUFFER_SIZE); ac++;
#endif
if (val->value)
{
Xt_SET_ARG (al [ac], XtNstring, val->value); ac++;
}
/* add any args the user supplied for creation time */
lw_add_value_args_to_args (val, al, &ac);
text = XtCreateWidget (val->name, asciiTextWidgetClass,
instance->parent, al, ac);
/* add the callback */
if (val->call_data)
XtAddCallback (text, XtNgetValue, xaw_generic_callback, (XtPointer)instance);
XtManageChild (text);
return text;
}
#endif
#endif /* LWLIB_WIDGETS_ATHENA */
const widget_creation_entry
xaw_creation_table [] =
{
#ifdef LWLIB_SCROLLBARS_ATHENA
{"vertical-scrollbar", xaw_create_vertical_scrollbar },
{"horizontal-scrollbar", xaw_create_horizontal_scrollbar },
#endif
#ifdef LWLIB_WIDGETS_ATHENA
{"button", xaw_create_button },
{"label", xaw_create_label_field },
{"text-field", xaw_create_text_field },
{"progress", xaw_create_progress },
#endif
{NULL, NULL}
};