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/* memory.c: the GTK+ memory browser
Copyright (c) 2004-2005 Philip Kendall
Copyright (c) 2015 Stuart Brady
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.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
Author contact information:
E-mail: philip-fuse@shadowmagic.org.uk
*/
#include <config.h>
#include <stdio.h>
#include <string.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.h>
#include "compat.h"
#include "fuse.h"
#include "gtkcompat.h"
#include "gtkinternals.h"
#include "memory.h"
#include "menu.h"
static libspectrum_word memaddr = 0x0000;
/* List columns */
enum
{
COL_ADDRESS = 0,
COL_HEX,
COL_DATA,
NUM_COLS
};
static void
update_display( GtkTreeModel *model, libspectrum_word base )
{
size_t i, j;
GtkTreeIter iter;
gchar buffer[ 8 + 64 + 20 ];
gchar *text[] = { &buffer[0], &buffer[ 8 ], &buffer[ 8 + 64 ] };
char buffer2[ 8 ];
memaddr = base;
gtk_list_store_clear( GTK_LIST_STORE( model ) );
for( i = 0; i < 20; i++ ) {
snprintf( text[0], 8, "%04X", base );
text[1][0] = '\0';
for( j = 0; j < 0x10; j++, base++ ) {
libspectrum_byte b = readbyte_internal( base );
snprintf( buffer2, 4, "%02X ", b );
strncat( text[1], buffer2, 4 );
text[2][j] = ( b >= 32 && b < 127 ) ? b : '.';
}
text[2][ 0x10 ] = '\0';
/* Append a new row and fill data */
gtk_list_store_append( GTK_LIST_STORE( model ), &iter );
gtk_list_store_set( GTK_LIST_STORE( model ), &iter,
COL_ADDRESS, text[0],
COL_HEX, text[1],
COL_DATA, text[2],
-1 );
}
}
static void
scroller( GtkAdjustment *adjustment, gpointer user_data )
{
libspectrum_word base;
GtkTreeModel *model = user_data;
/* Drop the low bits before displaying anything */
base = gtk_adjustment_get_value( adjustment );
base &= 0xfff0;
update_display( model, base );
}
static GtkWidget *
create_mem_list( void )
{
GtkWidget *view;
GtkCellRenderer *renderer;
GtkTreeModel *model;
GtkListStore *store;
view = gtk_tree_view_new();
/* Add columns */
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW( view ),
-1,
"Address",
renderer,
"text", COL_ADDRESS,
NULL );
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW( view ),
-1,
"Hex",
renderer,
"text", COL_HEX,
NULL );
renderer = gtk_cell_renderer_text_new();
gtk_tree_view_insert_column_with_attributes( GTK_TREE_VIEW( view ),
-1,
"Data",
renderer,
"text", COL_DATA,
NULL );
/* Create data model */
store = gtk_list_store_new( NUM_COLS, G_TYPE_STRING, G_TYPE_STRING,
G_TYPE_STRING );
model = GTK_TREE_MODEL( store );
gtk_tree_view_set_model( GTK_TREE_VIEW( view ), model );
g_object_unref( model );
return view;
}
void
menu_machine_memorybrowser( GtkAction *gtk_action GCC_UNUSED,
gpointer data GCC_UNUSED )
{
GtkWidget *dialog, *box, *content_area, *list, *scrollbar;
GtkAdjustment *adjustment;
GtkTreeModel *model;
int error;
gtkui_font font;
fuse_emulation_pause();
error = gtkui_get_monospaced_font( &font ); if( error ) return;
dialog = gtkstock_dialog_new( "Fuse - Memory Browser", NULL );
gtkstock_create_close( dialog, NULL, NULL, FALSE );
box = gtk_box_new( GTK_ORIENTATION_HORIZONTAL, 0 );
content_area = gtk_dialog_get_content_area( GTK_DIALOG( dialog ) );
gtk_box_pack_start( GTK_BOX( content_area ), box, TRUE, TRUE, 0 );
/* The list itself */
list = create_mem_list();
gtkui_set_font( list, font );
model = gtk_tree_view_get_model( GTK_TREE_VIEW( list ) );
update_display( GTK_TREE_MODEL( model ), memaddr );
gtk_box_pack_start( GTK_BOX( box ), list, TRUE, TRUE, 0 );
adjustment = GTK_ADJUSTMENT(
gtk_adjustment_new( memaddr, 0x0000, 0xffff, 0x10, 0xa0, 0x13f ) );
g_signal_connect( adjustment, "value-changed", G_CALLBACK( scroller ),
model );
gtkui_scroll_connect( GTK_TREE_VIEW( list ), adjustment );
scrollbar = gtk_scrollbar_new( GTK_ORIENTATION_VERTICAL, adjustment );
gtk_box_pack_start( GTK_BOX( box ), scrollbar, FALSE, FALSE, 0 );
gtk_widget_show_all( dialog );
gtk_main();
gtkui_free_font( font );
fuse_emulation_unpause();
return;
}
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