Re: ListView BackColor

Dennis,

What great and specific information.  Thanks immensely for the 'leg 
up'!  

Steve

--- In windowsce-dev@xxxxxxxxxxxxxxx, "dthomsen73" <dennis@...> 
wrote:
>
> Steve,
> 
> Your lparam is cast to a NMLVCUSTOMDRAW pointer.
> 
> NMLVCUSTOMDRAW *pcdi = (NMLVCUSTOMDRAW *)lParam;
> 
> pcdi->nmcd.dwItemSpec is your row
> pcdi->iSubItem is your column
> 
> Keep in mind that you need to response to the various draw stages
> before you will get this message for each cell.
> 
> When dwDrawStage is CDDS_PREPAINT, you have to return 
CDRF_NOTIFYITEMDRAW.
> 
> When dwDrawState is CDDS_ITEMPREPAINT you have to return
> CDRF_NOTIFYPOSTPAINT|CDRF_NOTIFYSUBITEMDRAW.
> 
> When dwDrawState is CDDS_SUBITEM|CDDS_ITEMPREPAINT, then you can 
paint
> your cell.  Your return here is also important, or the listview may
> paint over what you have done.  You can return CDRF_SKIPDEFAULT if 
you
> painted it or CDRF_DODEFAULT if you still want the listview to 
paint it.
> 
> There are also post paint notifications that you can use to add
> something to how the listview paints by default.
> 
> I vaguely remember having trouble with this when the listview was 
the
> child of a dialog, but I'm not really sure.  For listviews that are
> children of windows I've created with CreateWindow, it has always
> worked well.  I've used this method in ce.net 4.0, 4.1, 4.2 and I
> believe also in earlier revs of the pocket pc (ie 2002).
> 
> Dennis
> 
> --- In windowsce-dev@xxxxxxxxxxxxxxx, "sjspain" <sjspain@> wrote:
> >
> > Ok, I have looked at the documentation.  Without working with it 
> > just yet, this question seems obvious: when I handle this 
message, 
> > how do I know what is sending it?  I can get the handle of the 
> > entire ListView control, but how do I ID the individual elements 
of 
> > the control, ie each cell?  
> > 
> > In other words, if I want the backcolor of a line to be red if 
the 
> > DOB value is <1955 and green if >1955, how do I know which cell 
or 
> > item I am handling the message for?
> > 
> > Thanks,
> > 
> > Steve
> > 
> >  --- In windowsce-dev@xxxxxxxxxxxxxxx, "dthomsen73" <dennis@> 
> > wrote:
> > >
> > > Steve,
> > > 
> > > Take a look at the NM_CUSTOMDRAW message for the listview.  By
> > > responding properly to these messages, you can custom paint 
any way
> > > you like.  You can even custom paint each individual cell.
> > > 
> > > Dennis
> > > 
> > > --- In windowsce-dev@xxxxxxxxxxxxxxx, "sjspain" <sjspain@> 
wrote:
> > > >
> > > > Hi, group,
> > > > 
> > > > I am converting a desktop app to the ppc (VS2003.Net).  In 
the 
> > > > desktop, we use a Listview to keep track of the status of 
list 
> > items 
> > > > by changing each line's back color as that item's status 
> > changes.  
> > > > However, we are having trouble implementing the same schema 
in 
> > the 
> > > > windows mobile app.  
> > > > 
> > > > It seems the ListView backcolor property is for the whole 
> > control and 
> > > > not for each individual line.  Is this correct or am I 
missing 
> > > > something?  Is there a workaround or available opencode 
> > inherited 
> > > > control that I can use that will give me the flexibility I 
need?
> > > > 
> > > > Thanks,
> > > > 
> > > > Steve
> > > >
> > >
> >
>







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