preventing a window from deminiaturizing from dock

How to prevent a window to deminiaturizing when a user click on the dock tile of the window? In one part of my application , I am miniaturizing the window and then have to ensure that user cannot deminiaturize it for a specified time .The application has more than one wind开发者_如何学Cow.

Please suggest how to do this in cocoa.

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This is against Apple's Human Interface Guidelines (see section 'Minimizing and Expanding Windows') and as a result there is almost certainly no way to do this.

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You cannot. That is something the OS is doing and you can't influence it. You need to adapt your design so it's no problem if the user unhides the window.