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support disk image creation on iOS 7 (fo realz)

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Jesús A. Álvarez 2016-06-06 20:49:48 +02:00
parent 20a99c5a88
commit b2194bfcc5
1 changed files with 45 additions and 24 deletions
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69
Mini vMac/InsertDiskViewController.m
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@ -424,37 +424,58 @@
return; return;
} }
UIAlertController *alertController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Creating Disk Image", nil) message:@"\n\n\n" preferredStyle:UIAlertControllerStyleAlert]; UIActivityIndicatorView *activityIndicatorView = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge];
[self presentViewController:alertController animated:true completion:^{ activityIndicatorView.color = [UIColor blackColor];
UIView *alertView = alertController.view; if ([UIAlertController class]) {
UIActivityIndicatorView *activityView = [[UIActivityIndicatorView alloc] initWithActivityIndicatorStyle:UIActivityIndicatorViewStyleWhiteLarge]; UIAlertController *alertController = [UIAlertController alertControllerWithTitle:NSLocalizedString(@"Creating Disk Image", nil) message:@"\n\n\n" preferredStyle:UIAlertControllerStyleAlert];
activityView.color = [UIColor blackColor]; [self presentViewController:alertController animated:true completion:^{
activityView.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin; UIView *alertView = alertController.view;
activityView.center = CGPointMake(alertView.bounds.size.width / 2.0, alertView.bounds.size.height / 2.0 + 32.0); activityIndicatorView.autoresizingMask = UIViewAutoresizingFlexibleLeftMargin | UIViewAutoresizingFlexibleRightMargin | UIViewAutoresizingFlexibleTopMargin | UIViewAutoresizingFlexibleBottomMargin;
[alertView addSubview:activityView]; activityIndicatorView.center = CGPointMake(alertView.bounds.size.width / 2.0, alertView.bounds.size.height / 2.0 + 32.0);
[activityView startAnimating]; [alertView addSubview:activityIndicatorView];
dispatch_async(dispatch_get_global_queue(QOS_CLASS_USER_INITIATED, 0), ^{ [activityIndicatorView startAnimating];
int error = 0; [self _writeNewDiskImage:fd size:size activityIndicator:activityIndicatorView progressAlert:alertController];
if (ftruncate(fd, size)) { }];
error = errno; } else {
} UIAlertView *alertView = [[UIAlertView alloc] initWithTitle:NSLocalizedString(@"Creating Disk Image", nil) message:nil delegate:nil cancelButtonTitle:nil otherButtonTitles:nil];
close(fd); [alertView addSubview:activityIndicatorView];
dispatch_async(dispatch_get_main_queue(), ^{ [activityIndicatorView startAnimating];
[activityView stopAnimating]; [alertView setValue:activityIndicatorView forKey:@"accessoryView"];
[alertView show];
[self _writeNewDiskImage:fd size:size activityIndicator:activityIndicatorView progressAlert:alertView];
}
}
- (void)_writeNewDiskImage:(int)fd size:(off_t)size activityIndicator:(UIActivityIndicatorView*)activityIndicatorView progressAlert:(id)progressAlert {
long queue = NSFoundationVersionNumber >= NSFoundationVersionNumber_iOS_8_0 ? QOS_CLASS_USER_INITIATED : DISPATCH_QUEUE_PRIORITY_HIGH;
dispatch_async(dispatch_get_global_queue(queue, 0), ^{
int error = 0;
if (ftruncate(fd, size)) {
error = errno;
}
close(fd);
dispatch_async(dispatch_get_main_queue(), ^{
[activityIndicatorView stopAnimating];
if ([progressAlert isKindOfClass:[UIAlertController class]]) {
[self dismissViewControllerAnimated:YES completion:^{ [self dismissViewControllerAnimated:YES completion:^{
if (error) { if (error) {
[[AppDelegate sharedInstance] showAlertWithTitle:NSLocalizedString(@"Could not create disk image", nil) message:[[NSString alloc] initWithUTF8String:strerror(error)]]; [[AppDelegate sharedInstance] showAlertWithTitle:NSLocalizedString(@"Could not create disk image", nil) message:[[NSString alloc] initWithUTF8String:strerror(error)]];
} }
}]; }];
[self.tableView beginUpdates]; } else if ([progressAlert isKindOfClass:[UIAlertView class]]) {
[self loadDirectoryContents]; UIAlertView *alert = progressAlert;
[self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationFade]; [alert dismissWithClickedButtonIndex:0 animated:NO];
[self.tableView endUpdates]; if (error) {
}); [[AppDelegate sharedInstance] showAlertWithTitle:NSLocalizedString(@"Could not create disk image", nil) message:[[NSString alloc] initWithUTF8String:strerror(error)]];
}
}
[self.tableView beginUpdates];
[self loadDirectoryContents];
[self.tableView reloadSections:[NSIndexSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationFade];
[self.tableView endUpdates];
}); });
}]; });
} }
#pragma mark - Text Field Delegate #pragma mark - Text Field Delegate
- (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string { - (BOOL)textField:(UITextField *)textField shouldChangeCharactersInRange:(NSRange)range replacementString:(NSString *)string {