[lazarus] Printers unit
marc.weustink at cuperus.nl
Fri Nov 8 04:21:24 EST 2002
+ From: Mattias Gaertner [mailto:nc-gaertnma at netcologne.de]
+ On 07 Nov 2002 11:45:23 -0600
+ Tony Maro <tony at maro.net> wrote:
+ > On Thu, 2002-11-07 at 10:31, andrew johnson wrote:
+ > > yes you definitely should use Pen's and Brush's,
+ > I was afraid you were going to say that. The problem is I don't
+ > understand why a Pen or Brush is so... convoluted. Like, why is it a
+ > TPersistent? What advantage is that over just a plain TObject...?
+ TPersistent is compiled with the $M+ compiler directive and supports RTTI.
+ In other words: It is streamable and can be used in the object inspector.
+ More words: Delphi compatibility.
Another thing is, you can assign a TPersistent to another (of the same type)
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