Mac OS X-控制其他窗口[重复]。

tell application \"System Events\"
   tell application \"Safari\" to activate
   delay 0.5
   key code 119
end tell

NSAppleScript *scrollDownSafari = [[NSAppleScript alloc] initWithSource:@\"tell application \\\"System Events\\\"\\ntell application \\\"Safari\\\" to activate\\ndelay 0.5\\nkey code 119\\nend tell\"];
[scrollDownSafari executeAndReturnError:nil];

NSString *script =
@\"tell application \\\"System Events\\\"\\n\"
 \"tell application \\\"Safari\\\" to activate\\n\"
 \"delay 0.5\\n\"
 \"key code 119\\n\"
 \"end tell\";

NSAppleScript *scrollDownSafari = [[NSAppleScript alloc] initWithSource:script];
[scrollDownSafari executeAndReturnError:nil];