Recent setup patches

[Igor Pechtchanski]

On Wed, 7 Sep 2005, Igor Pechtchanski wrote:

> 2005-09-07  Igor Pechtchanski  <pechtcha@cs.nyu.edu>
>
> 	* PickCategoryLine.cc (PickCategoryLine::paint): Set background mode.
> 	Use bitwise AND to blit bitmaps.
> 	* PickPackageLine.cc (PickPackageLine::paint): Ditto.
>
> 2005-09-07  Igor Pechtchanski  <pechtcha@cs.nyu.edu>
>
> 	* window.h (Window::TooltipDisplayHandler): New member function.
> 	* window.cc (Window::TooltipDisplayHandler): Set delay proportional
> 	to tooltip length.
> 	* proppage.cc (PropertyPage::DialogProc): Call TooltipDisplayHandler
> 	for TTN_SHOW notifications.
>
> 2005-09-07  Igor Pechtchanski  <pechtcha@cs.nyu.edu>
>
> 	* state.cc (no_warn_if_older): New global variable.
> 	* state.h (no_warn_if_older): Declare it.
> 	* main.cc (NoWarnIfOlderOption): New boolean option.
> 	* ini.cc (do_ini_thread): Don't warn about newer setup if
> 	no_warn_if_older is true.
> 	* IniDBBuilderPackage.cc (IniDBBuilderPackage::buildVersion): Ditto.

FWIW, I have commit rights to cygwin-apps (including setup), so I can
apply these myself.  Brian, let me know if you want me to do that.
	Igor
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