Trolltech Home | Qt-interest Home | Recent Threads | All Threads | Author | Date
All threads index page 1

Qt-interest Archive, September 2007
QSqlRelationalTableModel + QDataWidgetMapper. Model changing and editing at the same time.

• Subject: QSqlRelationalTableModel + QDataWidgetMapper. Model changing and editing at the same time.
• From: "Yurkov Vyacheslav" <uvv.mail@xxxxxxxxx>
• Date: Tue, 4 Sep 2007 09:14:44 +0800
• Delivered-to: qt-interest@trolltech.com
• Dkim-signature: a=rsa-sha1; c=relaxed/relaxed; d=gmail.com; s=beta; h=domainkey-signature:received:received:message-id:date:from:to:subject:mime-version:content-type; b=WgfpXYLI2CO2QnAMKK00LFxh7pJOgN/KCnGT39bR+CNvDGsTEoE6+S2EwFB2WWPzS3OLhNUobLTE55yS59n77+SKGJx7SnvFluSnWDFkmXzQFJwxVt5u3IpyWDfiOIArSb+SxN1WWIxqxiiO3IwUWTa/2LwTqzvco+pAvoYXKqU=
• Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:to:subject:mime-version:content-type; b=p1qaIwb3cxCFxOvfXvb3/sWEcC6XQKOgB9QelSD8lkFY2Mz1Y/EYW1AEpu1BihT4Y5AGk2gU5RE9+7h+HkEWirU4pOoLBwpzd5CUdlcKea3Wp+ig75VNTqb6pGWPnyPfBVEYquhGHv6P918CDZ5bpGdwY/heoQ4DoMkxyTIGvkA=
• List-help: <mailto:qt-interest-request@trolltech.com?subject=help>
• List-post: <mailto:qt-interest@trolltech.com>
• List-subscribe: <mailto:qt-interest-request@trolltech.com?subject=subscribe>
• List-unsubscribe: <mailto:qt-interest-request@trolltech.com?subject=unsubscribe>
• Resent-from: qt-interest@xxxxxxxxxxxxx
• Resent-message-id: <b7rZu.A.qu.IGL3GB@esparsett>
• Resent-sender: qt-interest-request@xxxxxxxxxxxxx
• To: qt-interest@xxxxxxxxxxxxx

Let's assume that we have such model:
ID   NAME
1    Bear
2    Donkey
3    Rabbit
4    Owl

So we start to edit record with ID = 4.
But at the same time someone delete record with ID = 2.
And when we make mapper->submit(); none records will changes.
How should I avoid this situation?