The iPad programming guide says that the splitView\'s left pane is fixed to 320 points. But 320 pixels for my master view controller is too much. I would like to reduce it a
use the following code before assigning to the rootviewcontroller. It works for me with ios7
[self.splitViewController setValue:[NSNumber numberWithFloat:256.0] forKey:@"_masterColumnWidth"]; self.window.rootViewController = self.splitViewController;