Restore iOS < 8 compatibility

x2on · x2on · commit fa093cc590fa · 2014-11-04T21:10:43.000+01:00
diff --git a/FSImageViewer/FSImageViewerViewController.m b/FSImageViewer/FSImageViewerViewController.m
@@ -216,8 +216,10 @@ - (void)share:(id)sender {
         NSAssert(currentImage.image, @"The image must be loaded to share.");
         if (currentImage.image) {
             UIActivityViewController *controller = [[UIActivityViewController alloc] initWithActivityItems:@[currentImage.image] applicationActivities:_applicationActivities];
-            if(!controller.popoverPresentationController.barButtonItem){
-                controller.popoverPresentationController.barButtonItem = shareButton;
+            if([controller respondsToSelector:@selector(popoverPresentationController)]) {
+                if (!controller.popoverPresentationController.barButtonItem) {
+                    controller.popoverPresentationController.barButtonItem = shareButton;
+                }
             }
             [self presentViewController:controller animated:YES completion:nil];
         }

Original file line number	Diff line number	Diff line change
`@@ -216,8 +216,10 @@ - (void)share:(id)sender {`
`216`	`216`	`NSAssert(currentImage.image, @"The image must be loaded to share.");`
`217`	`217`	`if (currentImage.image) {`
`218`	`218`	`UIActivityViewController *controller = [[UIActivityViewController alloc] initWithActivityItems:@[currentImage.image] applicationActivities:_applicationActivities];`
`219`		`- if(!controller.popoverPresentationController.barButtonItem){`
`220`		`- controller.popoverPresentationController.barButtonItem = shareButton;`
	`219`	`+ if([controller respondsToSelector:@selector(popoverPresentationController)]) {`
	`220`	`+ if (!controller.popoverPresentationController.barButtonItem) {`
	`221`	`+ controller.popoverPresentationController.barButtonItem = shareButton;`
	`222`	`+ }`
`221`	`223`	`}`
`222`	`224`	`[self presentViewController:controller animated:YES completion:nil];`
`223`	`225`	`}`