Article View: borland.public.jbuilder.java.swing
Article #11386Re: Solved: JDialog Problem
From: Tad Frysinger
Date: Sun, 06 Jun 1999 00:00
Date: Sun, 06 Jun 1999 00:00
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1284 bytes
In article <375640B1.40CDB7F4@gmx.de>, matthias.bandemer@gmx.de says... > Hi, > > I have searched DejaNews and have found the solution. Here is the code : > > JFrame topFrame = (JFrame) this.getTopLevelAncestor(); > JDialog topDialog = new JDialog(topFrame, "title", true); > topDialog.show(); > > Now it works fine, but I wonder what the first line means. Is this a > kind of a casting-methode? I have never seen this before. Any comments ? > > Thanks > > Matthias > Matthias Bandemer wrote: > > This isn't a "kind of" casting method, it is the way casting works in Java. JFrame is a container, so you are casting to the more specific type of object, so that you can then pass it to the JDialog constructor. Tad Frysinger(TeamB)
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 111d45,c40ee21b1dbc2637 X-Google-Attributes: gid111d45,public From: tfrysinger@earthlink.net (Tad Frysinger) Subject: Re: Solved: JDialog Problem Date: 1999/06/06 Message-ID: <MPG.11c45a35bb1a4cc2989a0e@forums.borland.com> X-Deja-AN: 486361322 References: <375585BB.1F9323B5@gmx.de> <7j4fkb$jmc9@forums.borland.com> <37563987.834091D@gmx.de> <375640B1.40CDB7F4@gmx.de> Organization: Freezone Enterprises Newsgroups: borland.public.jbuilder.java.swing