RetroArch/apple/common/utility.m
2014-07-21 02:35:07 +02:00

95 lines
3.2 KiB
Objective-C

/* RetroArch - A frontend for libretro.
* Copyright (C) 2013-2014 - 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 "../../settings_data.h"
#include "../../general.h"
#include "../../file.h"
void apple_display_alert(const char *message, const char *title)
{
#ifdef IOS
UIAlertView* alert = [[UIAlertView alloc] initWithTitle:title ? BOXSTRING(title) : BOXSTRING("RetroArch")
message:BOXSTRING(message)
delegate:nil
cancelButtonTitle:BOXSTRING("OK")
otherButtonTitles:nil];
[alert show];
#else
NSAlert* alert = [[NSAlert new] autorelease];
[alert setMessageText:(*title) ? BOXSTRING(title) : BOXSTRING("RetroArch")];
[alert setInformativeText:BOXSTRING(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
}
// 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->flags & SD_FLAG_HAS_RANGE)
{
[self setMinimum:BOXFLOAT(setting->min)];
[self setMaximum:BOXFLOAT(setting->max)];
}
}
return self;
}
- (BOOL)isPartialStringValid:(NSString*)partialString newEditingString:(NSString**)newString errorDescription:(NSString**)error
{
int i;
bool hasDot = false;
if (partialString.length)
for (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 = (NSString*)[[textField text] stringByReplacingCharactersInRange:range withString:string];
return [self isPartialStringValid:text newEditingString:nil errorDescription:nil];
}
#endif
@end