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List:       kde-devel
Subject:    Re: Moving a QListViewItem
From:       Charles <charles () altair ! dhs ! org>
Date:       2000-06-02 22:11:10
[Download RAW message or body]

On Fri, 02 Jun 2000, you wrote:
> On Fri, 2 Jun 2000, Reginald Stadlbauer wrote:
> 
> > On Fri, 02 Jun 2000, Charles wrote:
> > > On Thu, 01 Jun 2000, you wrote:
> > > > On Fri, 02 Jun 2000, Charles wrote:
> > > > > Does anyone have an idea on how to move a QListViewItem safely?
> > > > >
> > > > > Just copying the strings in a QListViewItem makes it impossible to
> > > > > handle if the item has an image, or someone has created their own
> > > > > QListViewItem (class MyItem : public QListViewItem).  I need a generic
> > > > > way of doing this?
> > > > >
> > > > > See if you can finish this function :)
> > > >
> > > > /* Insert documentation here, what is this method meant to do?  */
> > > >
> > > > > void KListView::moveItem(QListViewItem *item, QListViewItem *after)
> > > > > {
> > > >
> > > > // insert sanity checks
> > > >       if (item->parent())
> > > >          item->parent()->takeItem( item )
> > > >      else
> > > >          takeItem( item );
> > > >
> > > >      if (after)
> > > >          after->insertItem( item );
> > > >      else
> > > >          insertItem( item );
> > > >
> > > > > }
> > >
> > > The issue with this is that "after" is the item that you insert it after,
> > > not under.
> > 
> > Then you can do it with using soring for that or moving the contents (string 
> > + pixmap). 
> 
> Yes but that only works for "plain" QListViewItems, not for any fancy
> custom items, so I guess it's rather useless.
> 
> I was annoyed by QListView's inability to move items when I made my
> generic DND-capable listview for KSysV (kdeadmin/ksysv/kndraglist.{h,cpp}
> and kdeadmin/ksysv/ksvdraglist.{h,cpp}), but I'm now convinced that
> overriding QListViewItem::key is the correct solution for most
> situations.
How does this cooperate with setSorting(-1); ?

> 
> Although a moveToJustBelow (QListViewItem*) - or something similar - would
> be nice, too.
> 
> bye,
> Peter
> 
>  
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--

Charles - charles@kde.org
 
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