VIOAPI Status mni_input_line(
FILE *file,
STRING *string )
{
Status status;
char ch;
*string = create_string( NULL );
status = input_character( file, &ch );
while( status == OK && ch != '\n' )
{
if (ch != '\r') { /* Always ignore carriage returns */
concat_char_to_string( string, ch );
}
status = input_character( file, &ch );
}
if( status != OK )
{
delete_string( *string );
*string = NULL;
}
return( status );
}
VIOAPI Status mni_get_nonwhite_character(
FILE *file,
char *ch )
{
BOOLEAN in_comment;
Status status;
in_comment = FALSE;
do
{
status = input_character( file, ch );
if( status == OK )
{
if( *ch == COMMENT_CHAR1 || *ch == COMMENT_CHAR2 )
{
in_comment = TRUE;
}
else if( *ch == '\n' )
{
in_comment = FALSE;
}
}
}
while( status == OK &&
(in_comment || *ch == ' ' || *ch == '\t' || *ch == '\n' ||
*ch == '\r') ); /* ignore carriage returns */
if( status == ERROR )
status = END_OF_FILE;
return( status );
}
void menu_selector::handle()
{
// process the menu
const event *menu_event = process(0);
if (menu_event != nullptr && menu_event->itemref != nullptr)
{
if (menu_event->iptkey == IPT_UI_SELECT)
{
for (size_t idx = 0; idx < m_str_items.size(); ++idx)
if ((void*)&m_str_items[idx] == menu_event->itemref)
m_selector = idx;
switch (m_category)
{
case INIFILE:
mame_machine_manager::instance()->inifile().set_file(m_selector);
mame_machine_manager::instance()->inifile().set_cat(0);
reset_parent(reset_options::REMEMBER_REF);
break;
case CATEGORY:
mame_machine_manager::instance()->inifile().set_cat(m_selector);
reset_parent(reset_options::REMEMBER_REF);
break;
case GAME:
main_filters::actual = m_hover;
reset_parent(reset_options::SELECT_FIRST);
break;
case SOFTWARE:
sw_filters::actual = m_hover;
reset_parent(reset_options::SELECT_FIRST);
break;
default:
reset_parent(reset_options::REMEMBER_REF);
break;
}
ui_globals::switch_image = true;
stack_pop();
}
else if (menu_event->iptkey == IPT_SPECIAL)
{
if (input_character(m_search, menu_event->unichar, uchar_is_printable))
reset(reset_options::SELECT_FIRST);
}
// escape pressed with non-empty text clears the text
else if (menu_event->iptkey == IPT_UI_CANCEL && m_search[0] != 0)
{
m_search.clear();
reset(reset_options::SELECT_FIRST);
}
}
}
void simple_menu_select_game::inkey_special(const event *menu_event)
{
// typed characters append to the buffer
size_t old_size = m_search.size();
if (input_character(m_search, menu_event->unichar, uchar_is_printable))
{
if (m_search.size() < old_size)
m_rerandomize = true;
reset(reset_options::SELECT_FIRST);
}
}
/* Process all the characters in INPUTQ as if they had just been read. */
void
rescan_inputq ()
{
short *buf;
int i, n;
n = qsize (inputq);
buf = alloca (n * sizeof (quoted_char));
memcpy (buf, inputq->cs, n * sizeof (quoted_char));
clear_queue (inputq);
for (i = 0; i < n; i++)
input_character (unquote_char (buf[i]));
}
VIOAPI Status mni_input_string(
FILE *file,
STRING *string,
char termination_char1,
char termination_char2 )
{
Status status;
char ch;
BOOLEAN quoted;
*string = create_string( NULL );
status = mni_get_nonwhite_character( file, &ch );
if( status == OK && ch == '"' )
{
quoted = TRUE;
status = mni_get_nonwhite_character( file, &ch );
termination_char1 = '"';
termination_char2 = '"';
}
else
quoted = FALSE;
while( status == OK &&
ch != termination_char1 && ch != termination_char2 && ch != '\n' )
{
if (ch != '\r') { /* Always ignore carriage returns */
concat_char_to_string( string, ch );
}
status = input_character( file, &ch );
}
if( !quoted )
(void) unget_character( file, ch );
while( string_length(*string) > 0 &&
(*string)[string_length(*string)-1] == ' ' )
(*string)[string_length(*string)-1] = END_OF_STRING;
if( status != OK )
{
delete_string( *string );
*string = NULL;
}
return( status );
}
/* Read and enqueue input characters. Is also responsible to assert
the DTR if necessary. */
static any_t
hurdio_reader_loop (any_t arg)
{
/* XXX The input buffer has 256 bytes. */
#define BUFFER_SIZE 256
char buffer[BUFFER_SIZE];
char *data;
size_t datalen;
error_t err;
mutex_lock (&global_lock);
reader_thread = mach_thread_self ();
while (1)
{
/* We can only start when the DTR has been asserted. */
while (ioport == MACH_PORT_NULL)
wait_for_dtr ();
mutex_unlock (&global_lock);
data = buffer;
datalen = BUFFER_SIZE;
err = io_read (ioport, &data, &datalen, -1, BUFFER_SIZE);
mutex_lock (&global_lock);
/* Error or EOF can mean the carrier has been dropped. */
if (err || !datalen)
hurdio_desert_dtr ();
else
{
if (termstate.c_cflag & CREAD)
{
int i;
for (i = 0; i < datalen; i++)
if (input_character (data[i]))
break;
}
if (data != buffer)
vm_deallocate (mach_task_self(), (vm_address_t) data, datalen);
}
}
#undef BUFFER_SIZE
return 0;
}
void ui_menu_file_create::handle()
{
// process the menu
const ui_menu_event *event = process(0);
// process the event
if (event != NULL)
{
// handle selections
switch(event->iptkey)
{
case IPT_UI_SELECT:
if ((event->itemref == ITEMREF_CREATE) || (event->itemref == ITEMREF_NEW_IMAGE_NAME))
{
std::string tmp_file(m_filename_buffer);
if (tmp_file.find(".") != -1 && tmp_file.find(".") < tmp_file.length() - 1)
{
m_current_file.append(m_filename_buffer);
ui_menu::stack_pop(machine());
}
else
machine().ui().popup_time(1, "Please enter a file extension too");
}
break;
case IPT_SPECIAL:
if (get_selection() == ITEMREF_NEW_IMAGE_NAME)
{
input_character(
m_filename_buffer,
ARRAY_LENGTH(m_filename_buffer),
event->unichar,
is_valid_filename_char);
reset(UI_MENU_RESET_REMEMBER_POSITION);
}
break;
case IPT_UI_CANCEL:
*m_ok = false;
break;
}
}
}
void menu_file_selector::type_search_char(char32_t ch)
{
std::string const current(m_filename);
if (input_character(m_filename, ch, uchar_is_printable))
{
ui().popup_time(ERROR_MESSAGE_TIME, "%s", m_filename.c_str());
file_selector_entry const *const cur_selected(reinterpret_cast<file_selector_entry const *>(get_selection_ref()));
// if it's a perfect match for the current selection, don't move it
if (!cur_selected || core_strnicmp(cur_selected->basename.c_str(), m_filename.c_str(), m_filename.size()))
{
std::string::size_type bestmatch(0);
file_selector_entry const *selected_entry(cur_selected);
for (auto &entry : m_entrylist)
{
// TODO: more efficient "common prefix" code
std::string::size_type match(0);
for (std::string::size_type i = 1; m_filename.size() >= i; ++i)
{
if (!core_strnicmp(entry.basename.c_str(), m_filename.c_str(), i))
match = i;
else
break;
}
if (match > bestmatch)
{
bestmatch = match;
selected_entry = &entry;
}
}
if (selected_entry && (selected_entry != cur_selected))
{
set_selection((void *)selected_entry);
centre_selection();
}
}
}
}
int get_file_name( char *file_name, char *default_name, int flag )
{
char buffer[127 + 2]; /* 127 is the biggest positive char */
int status = 0;
/* If no default file name then supply the standard name */
if ( default_name[0] == '\0' )
{
if ( flag == GAME_SCRIPT )
strcpy( default_name, SCRIPT_NAME );
else if ( flag == GAME_RECORD || flag == GAME_PLAYBACK )
strcpy( default_name, RECORD_NAME );
else if ( flag == GAME_SAVE_AUX || flag == GAME_LOAD_AUX )
strcpy( default_name, AUXILARY_NAME );
else /* (flag == GAME_SAVE || flag == GAME_RESTORE) */
strcpy( default_name, SAVE_NAME );
}
/* Prompt for the file name */
output_line( "Enter a file name." );
output_string( "(Default is \"" );
output_string( default_name );
output_string( "\"): " );
buffer[0] = 127;
buffer[1] = 0;
( void ) get_line( buffer, 0, 0 );
/* Copy file name from the input buffer */
if ( h_type > V4 )
{
unsigned char len = buffer[1];
memcpy( file_name, &buffer[2], len );
file_name[len] = '\0';
}
else
strcpy( file_name, &buffer[1] );
/* If nothing typed then use the default name */
if ( file_name[0] == '\0' )
strcpy( file_name, default_name );
#if !defined(VMS) /* VMS has file version numbers, so cannot overwrite */
/* Check if we are going to overwrite the file */
if ( flag == GAME_SAVE || flag == GAME_SCRIPT || flag == GAME_RECORD || flag == GAME_SAVE_AUX )
{
FILE *tfp;
#if defined BUFFER_FILES
char tfpbuffer[BUFSIZ];
#endif
char c;
/* Try to access the file */
tfp = fopen( file_name, "r" );
if ( tfp != NULL )
{
/* If it succeeded then prompt to overwrite */
#if defined BUFFER_FILES
setbuf( tfp, tfpbuffer );
#endif
output_line( "You are about to write over an existing file." );
output_string( "Proceed? (Y/N) " );
do
{
c = ( char ) input_character( 0 );
c = ( char ) toupper( c );
}
while ( c != 'Y' && c != 'N' );
output_char( c );
output_new_line( );
/* If no overwrite then fail the routine */
if ( c == 'N' )
status = 1;
fclose( tfp );
}
}
#endif /* !defined(VMS) */
/* Record the file name if it was OK */
if ( status == 0 )
record_line( file_name );
return ( status );
} /* get_file_name */
void menu_software_list::handle()
{
const entry_info *selected_entry = nullptr;
int bestmatch = 0;
// process the menu
const event *event = process(0);
if (event && event->itemref)
{
if ((uintptr_t)event->itemref == 1 && event->iptkey == IPT_UI_SELECT)
{
m_ordered_by_shortname = !m_ordered_by_shortname;
// reset the char buffer if we change ordering criterion
m_filename_buffer.clear();
// reload the menu with the new order
reset(reset_options::REMEMBER_REF);
machine().popmessage(_("Switched Order: entries now ordered by %s"), m_ordered_by_shortname ? _("shortname") : _("description"));
}
// handle selections
else if (event->iptkey == IPT_UI_SELECT)
{
entry_info *info = (entry_info *) event->itemref;
m_result = info->short_name;
stack_pop();
}
else if (event->iptkey == IPT_SPECIAL)
{
if (input_character(m_filename_buffer, event->unichar, &is_valid_softlist_part_char))
{
// display the popup
ui().popup_time(ERROR_MESSAGE_TIME, "%s", m_filename_buffer);
// identify the selected entry
entry_info const *const cur_selected = (uintptr_t(event->itemref) != 1)
? reinterpret_cast<entry_info const *>(get_selection_ref())
: nullptr;
// loop through all entries
for (auto &entry : m_entrylist)
{
// is this entry the selected entry?
if (cur_selected != &entry)
{
auto &compare_name = m_ordered_by_shortname ? entry.short_name : entry.long_name;
int match = 0;
for (int i = 0; i < m_filename_buffer.size() + 1; i++)
{
if (core_strnicmp(compare_name.c_str(), m_filename_buffer.c_str(), i) == 0)
match = i;
}
if (match > bestmatch)
{
bestmatch = match;
selected_entry = &entry;
}
}
}
if (selected_entry != nullptr && selected_entry != cur_selected)
{
set_selection((void *)selected_entry);
centre_selection();
}
}
}
else if (event->iptkey == IPT_UI_CANCEL)
{
// reset the char buffer also in this case
m_filename_buffer.clear();
m_result = m_filename_buffer;
stack_pop();
}
}
}
void menu_file_selector::handle()
{
osd_file::error err;
const file_selector_entry *selected_entry = nullptr;
int bestmatch = 0;
// process the menu
const event *event = process(0);
if (event != nullptr && event->itemref != nullptr)
{
// handle selections
if (event->iptkey == IPT_UI_SELECT)
{
auto entry = (const file_selector_entry *) event->itemref;
switch (entry->type)
{
case SELECTOR_ENTRY_TYPE_EMPTY:
// empty slot - unload
m_result = result::EMPTY;
stack_pop();
break;
case SELECTOR_ENTRY_TYPE_CREATE:
// create
m_result = result::CREATE;
stack_pop();
break;
case SELECTOR_ENTRY_TYPE_SOFTWARE_LIST:
m_result = result::SOFTLIST;
stack_pop();
break;
case SELECTOR_ENTRY_TYPE_DRIVE:
case SELECTOR_ENTRY_TYPE_DIRECTORY:
// drive/directory - first check the path
err = util::zippath_opendir(entry->fullpath, nullptr);
if (err != osd_file::error::NONE)
{
// this path is problematic; present the user with an error and bail
ui().popup_time(1, "Error accessing %s", entry->fullpath);
break;
}
m_current_directory.assign(entry->fullpath);
reset(reset_options::SELECT_FIRST);
break;
case SELECTOR_ENTRY_TYPE_FILE:
// file
m_current_file.assign(entry->fullpath);
m_result = result::FILE;
stack_pop();
break;
}
// reset the char buffer when pressing IPT_UI_SELECT
m_filename.clear();
}
else if (event->iptkey == IPT_SPECIAL)
{
// if it's any other key and we're not maxed out, update
if (input_character(m_filename, event->unichar, uchar_is_printable))
{
ui().popup_time(ERROR_MESSAGE_TIME, "%s", m_filename.c_str());
file_selector_entry const *const cur_selected(reinterpret_cast<file_selector_entry const *>(get_selection_ref()));
// check for entries which matches our m_filename_buffer:
for (auto &entry : m_entrylist)
{
if (cur_selected != &entry)
{
int match = 0;
for (int i = 0; i < m_filename.size() + 1; i++)
{
if (core_strnicmp(entry.basename.c_str(), m_filename.c_str(), i) == 0)
match = i;
}
if (match > bestmatch)
{
bestmatch = match;
selected_entry = &entry;
}
}
}
if (selected_entry != nullptr && selected_entry != cur_selected)
{
set_selection((void *)selected_entry);
centre_selection();
}
}
}
else if (event->iptkey == IPT_UI_CANCEL)
{
// reset the char buffer also in this case
m_filename.clear();
}
}
}
//*****************************************************************************
//
// This function reads a line of text from the player.
//
//*****************************************************************************
int
input_line(int buflen, char *buffer, int timeout, int *read_size)
{
int iRow, iColumn;
long lChar;
//
// Loop forever. This loop will be explicitly when appropriate.
//
while(1)
{
//
// Read a character.
//
lChar = input_character(timeout);
//
// If the ZIP interpreter has been halted, then return immediately.
//
if(halt)
{
return('\n');
}
//
// See if a backsapce or delete character was read.
//
if((lChar == '\b') || (lChar == 0x7f))
{
//
// See if there are any characters in the buffer.
//
if(*read_size != 0)
{
//
// Decrement the number of characters in the buffer.
//
(*read_size)--;
//
// Get the cursor position.
//
get_cursor_position(&iRow, &iColumn);
//
// Move the cursor one character to the left.
//
move_cursor(iRow, --iColumn);
//
// Display a space to erase the previous character.
//
display_char(' ');
//
// Move the cursor back to the left.
//
move_cursor(iRow, iColumn);
}
}
//
// See if this a carriage return or newline character.
//
else if((lChar == '\n') || (lChar == '\r'))
{
//
// Ignore this character if the previous character was the opposite
// of the CR/LF pair.
//
if(((lChar == '\n') && (g_lPrevChar != '\r')) ||
((lChar == '\r') && (g_lPrevChar != '\n')))
{
//
// Save this character as the previous character.
//
g_lPrevChar = lChar;
//
// Scroll the screen.
//
scroll_line();
//
// Return the most recently read character.
//
return(lChar);
}
}
//
// See if there is space in the buffer for another character.
//
else if(*read_size != (buflen - 1))
{
//
// Save this character in the buffer.
//
buffer[(*read_size)++] = lChar;
//
// Display this character.
//
display_char(lChar);
}
//
// Save this character as the previous character.
//
g_lPrevChar = lChar;
}
}
void menu_add_change_folder::handle()
{
// process the menu
const event *menu_event = process(0);
if (menu_event != nullptr && menu_event->itemref != nullptr)
{
if (menu_event->iptkey == IPT_UI_SELECT)
{
int index = (uintptr_t)menu_event->itemref - 1;
const menu_item &pitem = item[index];
// go up to the parent path
if (!strcmp(pitem.text.c_str(), ".."))
{
size_t first_sep = m_current_path.find_first_of(PATH_SEPARATOR[0]);
size_t last_sep = m_current_path.find_last_of(PATH_SEPARATOR[0]);
if (first_sep != last_sep)
m_current_path.erase(++last_sep);
}
else
{
// if isn't a drive, appends the directory
if (strcmp(pitem.subtext.c_str(), "[DRIVE]") != 0)
{
if (m_current_path[m_current_path.length() - 1] == PATH_SEPARATOR[0])
m_current_path.append(pitem.text);
else
m_current_path.append(PATH_SEPARATOR).append(pitem.text);
}
else
m_current_path = pitem.text;
}
// reset the char buffer also in this case
m_search[0] = '\0';
reset(reset_options::SELECT_FIRST);
}
else if (menu_event->iptkey == IPT_SPECIAL)
{
bool update_selected = false;
if (menu_event->unichar == 0x09)
{
// Tab key, save current path
std::string error_string;
if (m_change)
{
if (ui().options().exists(s_folders[m_ref].option))
ui().options().set_value(s_folders[m_ref].option, m_current_path.c_str(), OPTION_PRIORITY_CMDLINE, error_string);
else if (strcmp(machine().options().value(s_folders[m_ref].option), m_current_path.c_str()) != 0)
{
machine().options().set_value(s_folders[m_ref].option, m_current_path.c_str(), OPTION_PRIORITY_CMDLINE, error_string);
machine().options().mark_changed(s_folders[m_ref].option);
}
}
else
{
m_folders.push_back(m_current_path);
std::string tmppath;
for (int x = 0; x < m_folders.size(); ++x)
{
tmppath.append(m_folders[x]);
if (x != m_folders.size() - 1)
tmppath.append(";");
}
if (ui().options().exists(s_folders[m_ref].option))
ui().options().set_value(s_folders[m_ref].option, tmppath.c_str(), OPTION_PRIORITY_CMDLINE, error_string);
else if (strcmp(machine().options().value(s_folders[m_ref].option), tmppath.c_str()) != 0)
{
machine().options().set_value(s_folders[m_ref].option, tmppath.c_str(), OPTION_PRIORITY_CMDLINE, error_string);
machine().options().mark_changed(s_folders[m_ref].option);
}
}
reset_parent(reset_options::SELECT_FIRST);
stack_pop();
}
else
{
// if it's any other key and we're not maxed out, update
update_selected = input_character(m_search, menu_event->unichar, uchar_is_printable);
}
// check for entries which matches our search buffer
if (update_selected)
{
const int cur_selected = selected_index();
int entry, bestmatch = 0;
// from current item to the end
for (entry = cur_selected; entry < item.size(); entry++)
if (item[entry].ref != nullptr && !m_search.empty())
{
int match = 0;
for (int i = 0; i < m_search.size() + 1; i++)
{
if (core_strnicmp(item[entry].text.c_str(), m_search.data(), i) == 0)
match = i;
}
if (match > bestmatch)
{
bestmatch = match;
selected = entry;
}
}
// and from the first item to current one
for (entry = 0; entry < cur_selected; entry++)
{
if (item[entry].ref != nullptr && !m_search.empty())
{
int match = 0;
for (int i = 0; i < m_search.size() + 1; i++)
{
if (core_strnicmp(item[entry].text.c_str(), m_search.data(), i) == 0)
match = i;
}
if (match > bestmatch)
{
bestmatch = match;
selected = entry;
}
}
}
centre_selection();
}
}
else if (menu_event->iptkey == IPT_UI_CANCEL)
{
// reset the char buffer also in this case
m_search.clear();
}
}
}
