Hi again, thanks a lot for this information... I was not aware of this default behaviour. best regards, alex
Am Dienstag, 1. November 2005 22:08 schrieb Kornél Pál: > Hi, > > This is the expected behavior of Win32 so this is MS SWF behavior as well > and it is of course the expected behavior of MWF. > > Windows only stores the bitmap you see on the screen. When a part of a > window becomes visible either because you uncovered it by moving another one > or increased its size you have to paint that area but only that area that > saves memory and speeds up drawing as well. > > As Jackson pointed out if you want to redraw the entire form you have to > change default behavior. Note that there is a protected Control.ResizeRedraw > property (Form is a Control). The easiest way to get the behavior you want > is to add > > this.ResizeRedraw = true; > > to the constructor of the form. > > By using the line > > e.Graphics.Clear(Color.FromKnownColor((KnownColor)((i = (i + 1) % 167) + > 1))); > > in the Paint event of the form you will see how a window is drawn. Note that > you will have to have a field named i in the form class. > > Kornél > > ----- Original Message ----- > From: "Jackson Harper" <[EMAIL PROTECTED]> > To: "Alexander Reiter" <[EMAIL PROTECTED]> > Cc: <[email protected]> > Sent: Tuesday, November 01, 2005 9:23 PM > Subject: Re: [Mono-winforms-list] > System.Windows.Forms.Form:PaintEventHandler is called only when you increase > the form > > > > On Tue, 2005-11-01 at 21:13 +0100, Alexander Reiter wrote: > >> hi all, > >> > >> I've a problem with the System.Windows.Forms.Form Paint Event. I am > >> calling the paint event with the following > >> line: this.Paint += new PaintEventHandler(Draw_Graphics); the > >> Draw_Graphics part is simple drawing some > >> curves and lines to the Form. > >> My problem is now, that as soon as I start to resize the form the > >> Paint event is only called when I increase the > >> form size. When I decrease the size nothing is happening. > > > > I believe that is the intended behavoir. Have you tested on windows? > > You can do a SetStyle (ControlStyles.ResizeRedraw, true) or you can > > subscribe to the SizeChanged event and do drawing there. > > > > Cheers, > > Jackson > > > > > >> I just started to get deeper into C# and mono + forms, so any hint > >> where I can start to search ? > >> > >> br > >> alex > >> _______________________________________________ > >> Mono-winforms-list maillist - [email protected] > >> http://lists.ximian.com/mailman/listinfo/mono-winforms-list > > > > _______________________________________________ > > Mono-winforms-list maillist - [email protected] > > http://lists.ximian.com/mailman/listinfo/mono-winforms-list > > > > > -- --------------------- Alexander Reiter Allentsteigerstr. 11 A-3910 Zwettl Tel.: 02822 / 51657 --------------------- _______________________________________________ Mono-winforms-list maillist - [email protected] http://lists.ximian.com/mailman/listinfo/mono-winforms-list
