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/* -*-c-*- -------------- mixgtk_mixal.c :
* Implementation of the functions declared in mixgtk_mixal.h
* ------------------------------------------------------------------
* Last change: Time-stamp: "01/03/10 02:27:52 jose"
* ------------------------------------------------------------------
* Copyright (C) 2001 Free Software Foundation, Inc.
*
* This program 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 2 of the License, or
* (at your option) any later version.
*
* This program 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 this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include <stdlib.h>
#include "mixgtk_widgets.h"
#include "mixgtk_mixal.h"
static const mix_vm_t *vm_;
static GtkCList *clist_;
static gulong lineno_;
/* initialise the mixal widgets */
gboolean
mixgtk_mixal_init (const mix_vm_t *vm)
{
g_return_val_if_fail (vm != NULL, FALSE);
vm_ = vm;
clist_ = GTK_CLIST (mixgtk_widget_factory_get (MIXGTK_WIDGET_MIXAL));
g_return_val_if_fail (clist_ != NULL, FALSE);
return TRUE;
}
/* load the corresponding mixal file */
void
mixgtk_mixal_load_file (void)
{
enum {ADDR_SIZE = 10, CONT_SIZE = 20};
static gchar ADDR[ADDR_SIZE], CONT[CONT_SIZE];
static const gchar *TEXT[3];
const mix_src_file_t *file;
g_assert (vm_);
g_assert (clist_);
gtk_clist_clear (clist_);
file = mix_vm_get_src_file (vm_);
if (file != NULL)
{
gint k;
mix_address_t addr;
lineno_ = mix_src_file_get_line_no (file);
gtk_clist_freeze (clist_);
for (k = 0; k < lineno_; ++k)
{
TEXT[0] = TEXT[1] = "";
TEXT[2] = mix_src_file_get_line (file, k + 1);
addr = mix_vm_get_lineno_address (vm_, k + 1);
if (addr != MIX_VM_CELL_NO)
{
snprintf (ADDR, ADDR_SIZE, "%04d", mix_short_magnitude (addr));
mix_word_print_to_buffer (mix_vm_get_addr_contents (vm_, addr),
CONT);
TEXT[0] = ADDR;
TEXT[1] = CONT;
}
gtk_clist_append (clist_, (gchar **)TEXT);
}
TEXT[0] = TEXT[1] = TEXT[2] = NULL;
gtk_clist_append (clist_, (gchar **)TEXT);
gtk_clist_thaw (clist_);
}
else
lineno_ = 0;
}
/* update the widgets */
void
mixgtk_mixal_update (void)
{
gint addr = 0;
gint k = 0;
gchar *addrval = NULL;
g_assert (vm_);
g_assert (clist_);
addr = mix_short_magnitude (mix_vm_get_prog_count (vm_));
while (k < lineno_)
{
gtk_clist_get_text (clist_, k, 0, &addrval);
if (addrval && atoi(addrval) == addr) break;
++k;
}
gtk_clist_select_row (clist_, k, 0);
if (gtk_clist_row_is_visible (clist_, k) != GTK_VISIBILITY_FULL)
gtk_clist_moveto (clist_, k, 0, 0.25, 0);
}
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