UI stuff should be done on main thread

kpwn · Jan 28, 2017 · 0386984 · 0386984
1 parent d02d694
commit 0386984
Showing 1 changed file with 19 additions and 9 deletions.
diff --git a/yalu102/ViewController.m b/yalu102/ViewController.m
@@ -65,8 +65,10 @@ - (bool) alreadyJailbroken {
 - (void) performForJailbrokenState {
     // Check if the device is already jailbroken and change the UI accordingly
     if ([self alreadyJailbroken]) {
-        [dope setEnabled:NO];
-        [dope setTitle:@"already jailbroken" forState:UIControlStateDisabled];
+        [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+            [dope setEnabled:NO];
+            [dope setTitle:@"already jailbroken" forState:UIControlStateDisabled];
+        }];
     }
 }
 
@@ -149,17 +151,21 @@ - (IBAction)yolo:(UIButton*)sender {
 
 - (void)doIt {
     #if TARGET_IPHONE_SIMULATOR
-    UIAlertController* alert = [UIAlertController alertControllerWithTitle:@"Cannot Jailbreak" message:@"You are currently running the app in the iOS Simulator. To jailbreak, run the tool on a real device." preferredStyle:UIAlertControllerStyleAlert];
-    [alert addAction: [UIAlertAction actionWithTitle:@"Dismiss" style:UIAlertActionStyleCancel handler:nil]];
-    [self presentViewController:alert animated:YES completion:nil];
+    [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+        UIAlertController* alert = [UIAlertController alertControllerWithTitle:@"Cannot Jailbreak" message:@"You are currently running the app in the iOS Simulator. To jailbreak, run the tool on a real device." preferredStyle:UIAlertControllerStyleAlert];
+        [alert addAction: [UIAlertAction actionWithTitle:@"Dismiss" style:UIAlertActionStyleCancel handler:nil]];
+        [self presentViewController:alert animated:YES completion:nil];
+    }];
     #else
     /*
      
      we out here!
      
      */
-    [dope setEnabled:NO];
-    [dope setTitle:@"jailbreaking" forState:UIControlStateDisabled];
+    [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+        [dope setEnabled:NO];
+        [dope setTitle:@"jailbreaking" forState:UIControlStateDisabled];
+    }];
 
     mach_port_t vch = 0;
 
@@ -289,7 +295,9 @@ - (void)doIt {
             ports[i] = 0;
         }
     }
-    [dope setTitle:@"failed, retry" forState:UIControlStateNormal];
+    [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+        [dope setTitle:@"failed, retry" forState:UIControlStateNormal];
+    }];
     return;
 
 foundp:
@@ -309,7 +317,9 @@ - (void)doIt {
             }
         }
     }
-    [dope setTitle:@"failed, retry" forState:UIControlStateNormal];
+    [[NSOperationQueue mainQueue] addOperationWithBlock:^{
+        [dope setTitle:@"failed, retry" forState:UIControlStateNormal];
+    }];
     return;
 
 gotclock:;