... viewing.CUSTOMIZING THE MAIN WINDOWStretch out the main window to the size you prefer. For styling purposes, we enabledthe textured option in the inspector pane. While you’re still in the inspector ... when the window is resized.ADDING A LOADING INDICATORWhen the browser is actually loading something, it’s nice to indicate that to users in the interface. You’ll use the NSProgessIndicator, ... NSApplication.sharedApplicationdef setup_window win = NSWindow.alloc.initWithContentRect([300,300,300,100], ➥ styleMask:NSTitledWindowMask | NSClosableWindowMask | ➥ NSMiniaturizableWindowMask | NSResizableWindowMask,...