使用SLComposeViewController 分享图片和文字到FaceBook与Twitter

最新推荐文章于 2019-09-10 12:55:01 发布

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最新推荐文章于 2019-09-10 12:55:01 发布

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分类专栏： iOS 文章标签： facebook SLComposeViewControl Twitter

本文链接：https://blog.youkuaiyun.com/ioswyl88219/article/details/22240917

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本文详细介绍了如何在iOS应用中实现与Facebook和Twitter的分享功能，包括设置初始文本、添加图片和链接，以及处理完成和取消操作。

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if([SLComposeViewController isAvailableForServiceType:SLServiceTypeTwitter])
        {
            self.slComposerSheet = [SLComposeViewController composeViewControllerForServiceType:SLServiceTypeTwitter];
            [self.slComposerSheet setInitialText:@"this is ios6 twitter"];
            [self.slComposerSheet addImage:[UIImage imageNamed:kPng]];
            [self.slComposerSheet addURL:[NSURL URLWithString:@"http://www.twitter.com/"]];
            [self presentViewController:self.slComposerSheet animated:YES completion:nil];
        }

        [self.slComposerSheet setCompletionHandler:^(SLComposeViewControllerResult result) {
            NSLog(@"start completion block");
            NSString *output;
            switch (result) {
                case SLComposeViewControllerResultCancelled:
                    output = @"Action Cancelled";
                    break;
                case SLComposeViewControllerResultDone:
                    output = @"Post Successfull";
                    break;
                default:
                    break;
            }
            if (result != SLComposeViewControllerResultCancelled)
            {
                UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Twitter Message" message:output delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil];
                [alert show];
            }
        }];



if ([[[[UIDevice currentDevice] systemVersion] substringToIndex:1] intValue]>=6) {
        if([SLComposeViewController isAvailableForServiceType:SLServiceTypeFacebook])
        {
        
        self.slComposerSheet = [SLComposeViewController composeViewControllerForServiceType:SLServiceTypeFacebook];
        [self.slComposerSheet setInitialText:@"this is facebook"];
        [self.slComposerSheet addImage:[UIImage imageNamed:kPng]];
        [self.slComposerSheet addURL:[NSURL URLWithString:@"http://www.facebook.com/"]];
        [self presentViewController:self.slComposerSheet animated:YES completion:nil];
        }
        
        [self.slComposerSheet setCompletionHandler:^(SLComposeViewControllerResult result) {
            NSLog(@"start completion block");
            NSString *output;
            switch (result) {
                case SLComposeViewControllerResultCancelled:
                    output = @"Action Cancelled";
                    break;
                case SLComposeViewControllerResultDone:
                    output = @"Post Successfull";
                    break;
                default:
                    break;
            }
            if (result != SLComposeViewControllerResultCancelled)
            {
                UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Facebook Message" message:output delegate:nil cancelButtonTitle:@"Ok" otherButtonTitles:nil];
                [alert show];
            }
        }];
        
    }

isAvailableForServiceType: 是用来验证你是否在手机里已经绑定了facebook或者Twitter的相关账号,所以如果slComposerSheet为nil的时候你就应该先去看看是不是已经在手机里绑定好了账号和下载了app

下面是facebook发送图片的限制