static int get_option_count(const option_guide *guide,
const char *optspec)
{
struct OptionRange ranges[128];
int count = 0, i;
option_resolution_listranges(optspec, guide->parameter,
ranges, ARRAY_LENGTH(ranges));
for (i = 0; ranges[i].min >= 0; i++)
count += ranges[i].max - ranges[i].min + 1;
return count;
}
optreserr_t option_resolution_isvalidvalue(const char *specification, int option_char, int val)
{
optreserr_t err;
struct OptionRange ranges[256];
int i;
err = option_resolution_listranges(specification, option_char, ranges, ARRAY_LENGTH(ranges));
if (err)
return err;
for (i = 0; (ranges[i].min >= 0) && (ranges[i].max >= 0); i++)
{
if ((ranges[i].min <= val) && (ranges[i].max >= val))
return OPTIONRESOLUTION_ERROR_SUCCESS;
}
return OPTIONRESOLUTION_ERROR_PARAMOUTOFRANGE;
}
BOOL win_adjust_option_control(HWND control, int delta)
{
const option_guide *guide;
const char *optspec;
struct OptionRange ranges[128];
char buf[64];
int val, original_val, i;
BOOL changed = FALSE;
guide = (const option_guide *) GetProp(control, guide_prop);
optspec = (const char *) GetProp(control, spec_prop);
assert(guide->option_type == OPTIONTYPE_INT);
if (delta == 0)
return TRUE;
option_resolution_listranges(optspec, guide->parameter,
ranges, ARRAY_LENGTH(ranges));
win_get_window_text_utf8(control, buf, ARRAY_LENGTH(buf));
original_val = atoi(buf);
val = original_val + delta;
for (i = 0; ranges[i].min >= 0; i++)
{
if (ranges[i].min > val)
{
if ((delta < 0) && (i > 0))
val = ranges[i-1].max;
else
val = ranges[i].min;
changed = TRUE;
break;
}
}
if (!changed && (i > 0) && (ranges[i-1].max < val))
val = ranges[i-1].max;
if (val != original_val)
{
_snprintf(buf, ARRAY_LENGTH(buf), "%d", val);
win_set_window_text_utf8(control, buf);
}
return TRUE;
}
static void listoptions(const option_guide *opt_guide, const char *opt_spec)
{
char opt_name[32];
const char *opt_desc;
struct OptionRange range[32];
char range_buffer[512];
char buf[32];
int i;
assert(opt_guide);
fprintf(stdout, "Option Allowed values Description\n");
fprintf(stdout, "---------------- ------------------------------ -----------\n");
while(opt_guide->option_type != OPTIONTYPE_END)
{
range_buffer[0] = 0;
snprintf(opt_name, ARRAY_LENGTH(opt_name), "--%s", opt_guide->identifier);
opt_desc = opt_guide->display_name;
/* is this option relevant? */
if (!strchr(opt_spec, opt_guide->parameter))
{
opt_guide++;
continue;
}
switch(opt_guide->option_type) {
case OPTIONTYPE_INT:
option_resolution_listranges(opt_spec, opt_guide->parameter,
range, ARRAY_LENGTH(range));
for (i = 0; range[i].max >= 0; i++)
{
if (range[i].min == range[i].max)
snprintf(buf, ARRAY_LENGTH(buf), "%i", range[i].min);
else
snprintf(buf, ARRAY_LENGTH(buf), "%i-%i", range[i].min, range[i].max);
if (i > 0)
strncatz(range_buffer, "/", sizeof(range_buffer));
strncatz(range_buffer, buf, sizeof(range_buffer));
}
break;
case OPTIONTYPE_ENUM_BEGIN:
i = 0;
while(opt_guide[1].option_type == OPTIONTYPE_ENUM_VALUE)
{
if (i > 0)
strncatz(range_buffer, "/", sizeof(range_buffer));
strncatz(range_buffer, opt_guide[1].identifier, sizeof(range_buffer));
opt_guide++;
i++;
}
break;
case OPTIONTYPE_STRING:
snprintf(range_buffer, sizeof(range_buffer), "(string)");
break;
default:
assert(0);
break;
}
fprintf(stdout, "%16s %-30s %s\n",
opt_name,
range_buffer,
opt_desc);
opt_guide++;
}
}
static BOOL prepare_combobox(HWND control, const option_guide *guide,
const char *optspec)
{
struct OptionRange ranges[128];
int default_value, default_index, current_index, option_count;
int i, j, k;
BOOL has_option;
TCHAR buf1[256];
TCHAR buf2[256];
LPTSTR tempstr;
SendMessage(control, CB_GETLBTEXT, SendMessage(control, CB_GETCURSEL, 0, 0), (LPARAM) buf1);
SendMessage(control, CB_RESETCONTENT, 0, 0);
has_option = guide && optspec;
if (has_option)
{
if ((guide->option_type != OPTIONTYPE_INT) && (guide->option_type != OPTIONTYPE_ENUM_BEGIN))
goto unexpected;
option_resolution_listranges(optspec, guide->parameter,
ranges, ARRAY_LENGTH(ranges));
option_resolution_getdefault(optspec, guide->parameter, &default_value);
option_count = 0;
default_index = -1;
current_index = -1;
for (i = 0; ranges[i].min >= 0; i++)
{
for (j = ranges[i].min; j <= ranges[i].max; j++)
{
if (guide->option_type == OPTIONTYPE_INT)
{
_sntprintf(buf2, ARRAY_LENGTH(buf2), TEXT("%d"), j);
SendMessage(control, CB_ADDSTRING, 0, (LPARAM) buf2);
}
else if (guide->option_type == OPTIONTYPE_ENUM_BEGIN)
{
for (k = 1; guide[k].option_type == OPTIONTYPE_ENUM_VALUE; k++)
{
if (guide[k].parameter == j)
break;
}
if (guide[k].option_type != OPTIONTYPE_ENUM_VALUE)
goto unexpected;
tempstr = tstring_from_utf8(guide[k].display_name);
SendMessage(control, CB_ADDSTRING, 0, (LPARAM) tempstr);
osd_free(tempstr);
}
else
goto unexpected;
SendMessage(control, CB_SETITEMDATA, option_count, j);
if (j == default_value)
default_index = option_count;
if (!_tcscmp(buf1, buf2))
current_index = option_count;
option_count++;
}
}
// if there is only one option, it is effectively disabled
if (option_count <= 1)
has_option = FALSE;
if (current_index >= 0)
SendMessage(control, CB_SETCURSEL, current_index, 0);
else if (default_index >= 0)
SendMessage(control, CB_SETCURSEL, default_index, 0);
}
else
{
// this item is non applicable
SendMessage(control, CB_ADDSTRING, 0, (LPARAM) TEXT("N/A"));
SendMessage(control, CB_SETCURSEL, 0, 0);
}
EnableWindow(control, has_option);
return TRUE;
unexpected:
assert(FALSE);
return FALSE;
}