mac os开发之简单动画

    [NSAnimationContextbeginGrouping];

    [[NSAnimationContextcurrentContext] setDuration:.1f];

    

    [[self.windowanimator] setFrame:frmWin display:YES];

    [[self.leftView animator] setFrame:frmTestView];

    [[self.splitView animator] setFrame:frmSplitView];

    

    [NSAnimationContextendGrouping];