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/* roms.c: select ROMs widget
Copyright (c) 2003-2004 Philip Kendall
$Id: roms.c 4103 2009-11-21 10:16:36Z fredm $
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 <stddef.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include "fuse.h"
#include "settings.h"
#include "widget_internals.h"
static settings_info *widget_settings;
static widget_roms_info *info;
static size_t first_rom, rom_count;
static void print_rom( int which );
int
widget_roms_draw( void *data )
{
int i, error;
char buffer[32];
char key[] = "\x0A ";
if( data ) info = data;
/* Get a copy of the current settings */
if( !info->initialised ) {
widget_settings = malloc( sizeof( settings_info ) );
memset( widget_settings, 0, sizeof( settings_info ) );
if( !widget_settings ) {
ui_error( UI_ERROR_ERROR, "out of memory at %s:%d", __FILE__, __LINE__ );
return 1;
}
error = settings_copy( widget_settings, &settings_current );
if( error ) {
settings_free( widget_settings ); free( widget_settings );
return error;
}
info->initialised = 1;
}
first_rom = info->start;
rom_count = info->count;
/* Blank the main display area */
widget_dialog_with_border( 1, 2, 30, rom_count + 2 );
widget_printstring( 10, 16, WIDGET_COLOUR_TITLE, info->title );
widget_display_lines( 2, rom_count + 2 );
for( i=0; i < info->count; i++ ) {
snprintf( buffer, sizeof( buffer ), "ROM %d:", i );
key[1] = 'A' + i;
widget_printstring_right( 24, i*8+24, WIDGET_COLOUR_FOREGROUND, key );
widget_printstring( 28, i*8+24, WIDGET_COLOUR_FOREGROUND, buffer );
print_rom( i );
}
return 0;
}
static void
print_rom( int which )
{
const char *setting;
setting = *( settings_get_rom_setting( widget_settings,
which + first_rom ) );
while( widget_stringwidth( setting ) >= 232 - 68 )
++setting;
widget_rectangle( 68, which * 8 + 24, 232 - 68, 8,
WIDGET_COLOUR_BACKGROUND );
widget_printstring (68, which * 8 + 24,
WIDGET_COLOUR_FOREGROUND, setting );
widget_display_rasters( which * 8 + 24, 8 );
}
void
widget_roms_keyhandler( input_key key )
{
switch( key ) {
#if 0
case INPUT_KEY_Resize: /* Fake keypress used on window resize */
widget_roms_draw( NULL );
break;
#endif
case INPUT_KEY_Escape:
widget_end_widget( WIDGET_FINISHED_CANCEL );
return;
case INPUT_KEY_Return:
case INPUT_KEY_KP_Enter:
widget_end_all( WIDGET_FINISHED_OK );
return;
default: /* Keep gcc happy */
break;
}
if( key >= INPUT_KEY_a && key <= INPUT_KEY_z &&
key - INPUT_KEY_a < (ptrdiff_t)rom_count ) {
char **setting;
int error;
char buf[32];
widget_filesel_data data;
key -= INPUT_KEY_a;
snprintf( buf, sizeof( buf ), "%s - ROM %d", info->title, key );
data.exit_all_widgets = 0;
data.title = buf;
widget_do( WIDGET_TYPE_FILESELECTOR, &data );
if( !widget_filesel_name ) return;
setting = settings_get_rom_setting( widget_settings, key + first_rom );
error = settings_set_string( setting, widget_filesel_name );
if( error ) return;
print_rom( key );
}
}
int
widget_roms_finish( widget_finish_state finished )
{
int error;
if( finished == WIDGET_FINISHED_OK ) {
error = settings_copy( &settings_current, widget_settings );
if( error ) return error;
}
settings_free( widget_settings ); free( widget_settings );
return 0;
}
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