SLComposeViewController *composeVc = [SLComposeViewController composeViewControllerForServiceType:sharedName];

BOOL success = [composeVc setInitialText:self.sharedContent];//分享内容

BOOL imageSuccess = [composeVc addImage:self.sharedImage];//分享的图片

//回调

SLComposeViewControllerCompletionHandler myBlock = ^(SLComposeViewControllerResult result){

if (result == SLComposeViewControllerResultCancelled) {

NSLog(@"Cancelled");

}else{

NSLog(@"Post");

}

[composeVc dismissViewControllerAnimated:YES completion:Nil];

};

composeVc.completionHandler = myBlock;

if(success && imageSuccess)

[self presentViewController:composeVc animated:YES completion:nil];

}

- (void)instagramShare:(UIView*)view{

UIImage* image = [UIImage imageNamed:@"csh.jpg"];//分享的图片

CGFloat cropVal = (image.size.height > image.size.width ? image.size.width : image.size.height);

cropVal *= [image scale];

CGRect cropRect = (CGRect){.size.height = cropVal, .size.width = cropVal};

CGImageRef imageRef = CGImageCreateWithImageInRect([image CGImage], cropRect);

NSData *imageData = UIImageJPEGRepresentation([UIImage imageWithCGImage:imageRef], 1.0);

CGImageRelease(imageRef);

NSString *writePath = [NSTemporaryDirectory() stringByAppendingPathComponent:@"instagram.igo"];

if (![imageData writeToFile:writePath atomically:YES]) {

// failure

NSLog(@"image save failed to path %@", writePath);

return;

} else {

// success.

}

// send it to instagram.

NSURL *fileURL = [NSURL fileURLWithPath:writePath];

self.documentController = [UIDocumentInteractionController interactionControllerWithURL:fileURL];

self.documentController.delegate = self;

[self.documentController setUTI:@"com.instagram.exclusivegram"];

[self.documentController setAnnotation:@{@"InstagramCaption" : @"My love dyl"}];

CGRect rect = CGRectMake(0 ,0 , 0, 0);

UIGraphicsBeginImageContextWithOptions(view.bounds.size, view.opaque, 0.0);

[view.layer renderInContext:UIGraphicsGetCurrentContext()];

UIGraphicsEndImageContext();

[self.documentController presentOpenInMenuFromRect:rect inView:view animated:YES];

}