One Quickie

---

Using an NSOpenPanel (General->General)

Using an NSOpenPanel with blocks:

- (IBAction) openEarthinizerDoc: (id) sender {
    NSOpenPanel *panel = [NSOpenPanel openPanel];

    [panel beginSheetModalForWindow: self.window
           completionHandler: ^(NSInteger result) {
            if (result == NSFileHandlingPanelOKButton) {
                NSURL *url = [[panel URLs] objectAtIndex: 0];
                [self openURL: url];
            }
        }];

} // openEarthinizerDoc