Re: How to notify parent frame?

Article View: aus.computers.java

Article #208

Back to aus.computers.java Previous Next

#208

From: Charles May
Date: Fri, 17 Aug 2001 13:20

30 lines
2622 bytes

It would be simpler to have your main application gui be the "parent"
JFrame and the Options gui be a modal JDialog instead of another
JFrame.


"Dang Phan" <dangphan@mosca.csse.monash.edu.au> wrote in message news:<9liio0$mov$2@towncrier.cc.monash.edu.au>...
> hi,
> 
> I've got a problem like this.
> 
> I have a 'Main' JFrame, which has buttons. I click on 'show Options' button,
> another 'Options' JFrame appears. After I have selected all options in
> 'Options' JFrame, I then click 'Ok' button or 'Cancel' button. The 'Main'
> JFrame needs to know whether I have clicked 'Ok' or 'Cancel' button, ie. it
> has to wait until I dispose 'Options' JFrame.
> 
> I have 2 options to solve this problem:
> 
> 1. In 'Main' JFrame, I will have a public function which 'Options' JFrame
> will call when I click 'Ok' or 'Cancel' button. In this case, I have to pass
> 'this' pointer from 'Main' to 'Options' JFrame. The program will create a
> circle, ie. in 'Main' I have one instance of 'Options' and vice versa.
> 
> 2. I'll create a thread in 'Main', and continuously check for existence of
> 'Options'. This will consume a lot of resources.
> 
> Can anyone suggest a better solution? Thank you very much for your help.
> 
> Cheers,
> Dang.

Technical Details

Message-ID: <905ad46c.0108170520.16aa6999@posting.google.com>

Path: arc1-ca.pugleaf.net!archiver1.google.com!newsfeed.google.com!postnews1.google.com!not-for-mail

References: <9liio0$mov$2@towncrier.cc.monash.edu.au>

Show Full Headers

Complete Article Headers

X-Google-Language: ENGLISH,ASCII-7-bit
X-Google-Thread: 10a146,fa8d12f43d1c0f85
X-Google-Attributes: gid10a146,public
X-Google-Thread: f5d71,fa8d12f43d1c0f85
X-Google-Attributes: gidf5d71,public
X-Google-Thread: f82aa,fa8d12f43d1c0f85
X-Google-Attributes: gidf82aa,public
X-Google-Thread: 10d6db,fa8d12f43d1c0f85
X-Google-Attributes: gid10d6db,public
X-Google-Thread: 113ae9,fa8d12f43d1c0f85
X-Google-Attributes: gid113ae9,public
X-Google-Thread: 10fd6d,fa8d12f43d1c0f85
X-Google-Attributes: gid10fd6d,public
X-Google-ArrivalTime: 2001-08-17 06:20:52 PST
Path: arc1-ca.pugleaf.net!archiver1.google.com!newsfeed.google.com!postnews1.google.com!not-for-mail
From: charles_n_may@yahoo.com (Charles May)
Newsgroups: aus.computers.java,comp.lang.java,comp.lang.java.gui,comp.lang.java.help,comp.lang.java.programmer,it.comp.java
Subject: Re: How to notify parent frame?
Date: 17 Aug 2001 06:20:51 -0700
Organization: http://groups.google.com/
Lines: 30
Message-ID: <905ad46c.0108170520.16aa6999@posting.google.com>
References: <9liio0$mov$2@towncrier.cc.monash.edu.au>
NNTP-Posting-Host: 206.150.228.62
Content-Type: text/plain; charset=ISO-8859-1
Content-Transfer-Encoding: 8bit
X-Trace: posting.google.com 998054452 23709 127.0.0.1 (17 Aug 2001 13:20:52 GMT)
X-Complaints-To: groups-abuse@google.com
NNTP-Posting-Date: 17 Aug 2001 13:20:52 GMT

Reply to Parent Message