RetroArch/apple/common/utility.m

137 lines
4.3 KiB
Objective-C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2013 - Jason Fetters
*
* RetroArch 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 Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch 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 RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/stat.h>
#include "RetroArch_Apple.h"
#include "setting_data.h"
#include "general.h"
#include "file.h"
void apple_display_alert(NSString* message, NSString* title)
{
#ifdef IOS
UIAlertView* alert = [[UIAlertView alloc] initWithTitle:title ? title : @"RetroArch"
message:message
delegate:nil
cancelButtonTitle:@"OK"
otherButtonTitles:nil];
[alert show];
#else
NSAlert* alert = [[NSAlert new] autorelease];
[alert setMessageText:title ? title : @"RetroArch"];
[alert setInformativeText:message];
[alert setAlertStyle:NSInformationalAlertStyle];
[alert beginSheetModalForWindow:[RetroArch_OSX get].window
modalDelegate:apple_platform
didEndSelector:@selector(alertDidEnd:returnCode:contextInfo:)
contextInfo:nil];
[[NSApplication sharedApplication] runModalForWindow:[alert window]];
#endif
}
// Fetch a value from a config file, returning defaultValue if the value is not present
NSString* objc_get_value_from_config(config_file_t* config, NSString* name, NSString* defaultValue)
{
char* data = 0;
if (config)
config_get_string(config, [name UTF8String], &data);
NSString* result = data ? BOXSTRING(data) : defaultValue;
free(data);
return result;
}
// Get a core ID as an NSString
NSString *apple_get_core_id(const core_info_t *core)
{
char buf[PATH_MAX];
return BOXSTRING(apple_core_info_get_id(core, buf, sizeof(buf)));
}
NSString *apple_get_core_display_name(NSString *core_id)
{
const core_info_t *core = apple_core_info_list_get_by_id([core_id UTF8String]);
return core ? BOXSTRING(core->display_name) : core_id;
}
// Number formatter class for setting strings
@implementation RANumberFormatter
- (id)initWithSetting:(const rarch_setting_t*)setting
{
if ((self = [super init]))
{
[self setAllowsFloats:(setting->type == ST_FLOAT)];
if (setting->min != setting->max)
{
[self setMinimum:BOXFLOAT(setting->min)];
[self setMaximum:BOXFLOAT(setting->max)];
}
else
{
if (setting->type == ST_INT)
{
[self setMinimum:BOXINT(INT_MIN)];
[self setMaximum:BOXINT(INT_MAX)];
}
else if (setting->type == ST_UINT)
{
[self setMinimum:BOXUINT(0)];
[self setMaximum:BOXUINT(UINT_MAX)];
}
else if (setting->type == ST_FLOAT)
{
[self setMinimum:BOXFLOAT(FLT_MIN)];
[self setMaximum:BOXFLOAT(FLT_MAX)];
}
}
}
return self;
}
- (BOOL)isPartialStringValid:(NSString*)partialString newEditingString:(NSString**)newString errorDescription:(NSString**)error
{
bool hasDot = false;
if ([partialString length])
for (int i = 0; i != [partialString length]; i ++)
{
unichar ch = [partialString characterAtIndex:i];
if (i == 0 && (![self minimum] || [[self minimum] intValue] < 0) && ch == '-')
continue;
else if ([self allowsFloats] && !hasDot && ch == '.')
hasDot = true;
else if (!isdigit(ch))
return NO;
}
return YES;
}
#ifdef IOS
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string
{
NSString* text = [[textField text] stringByReplacingCharactersInRange:range withString:string];
return [self isPartialStringValid:text newEditingString:nil errorDescription:nil];
}
#endif
@end