[news.eclipse.tools.gef] Re: laying out child figures in 2 columns

[Christian Sell <christian.sell@xxxxxxxxxxxxx>]

thanks, I'll check this out.

chris

Felix L J Mayer wrote:
> Okay, here is your example, I just removed some code that is specific to my 
> stacked layout to make it more readable.
>
> public class StackedLayout extends AbstractLayout {
>
>   /**
>    * @see 
> org.eclipse.draw2d.AbstractLayout#calculatePreferredSize(org.eclipse.draw2d.IFigure, 
> int, int)
>    */
>   protected Dimension calculatePreferredSize( IFigure container, int wHint, 
> int hHint ) {
>     Dimension preferred = new Dimension( 0, 0 );
>     if( container.isVisible() ) {
>       for( Iterator i = container.getChildren().iterator(); i.hasNext(); ) {
>         IFigure child = (IFigure) i.next();
>         Dimension current = child.getPreferredSize();
>         // compute preferred here
>       }//for
>       Insets insets = container.getInsets();
>       preferred.expand( insets.getWidth(), insets.getHeight() );
>     }//if
>     return preferred;
>   }//calculatePreferredSize()
>
>   /**
>    * @see 
> org.eclipse.draw2d.LayoutManager#getMinimumSize(org.eclipse.draw2d.IFigure, 
> int, int)
>    */
>   public Dimension getMinimumSize( IFigure container, int wHint, int hHint ) 
> {
>     // Compute the minimum size as the preferred size of the first
>     // Compartment, which should be the title of the classifier.
>     return ((IFigure) container.getChildren().get( 0 )).getPreferredSize();
>   }//getMinimumSize()
>
>   /**
>    * @see 
> org.eclipse.draw2d.AbstractLayout#layout(org.eclipse.draw2d.IFigure)
>    */
>   public void layout( IFigure container ) {
>     Rectangle clientArea = container.getClientArea();
>     LOG.finest( "container=" + container + " clientArea=" + clientArea );
>     int maxHeight = clientArea.height;
>     Rectangle previous = new Rectangle( clientArea.x, clientArea.y, 
> clientArea.width, 0 );
>     for( Iterator i = container.getChildren().iterator(); i.hasNext(); ) {
>       IFigure child = (IFigure) i.next();
>       Rectangle bounds = // Whatever you need, previous probably helps
>       child.setBounds( bounds );
>       previous = bounds;
>     }//for
>   }//layout()
>
> }
>
> "Christian Sell" <christian.sell@xxxxxxxxxxxxx> wrote in message 
> news:diofvo$e5e$1@xxxxxxxxxxxxxxxxxxx
>
> > thanks, thats the answer I feared. My preference would have been "look at 
> > example XYZ", or "see the code sample below". Should this turn out to be a 
> > case of YCAGWYW (You Cant Always Get What You Want)?
> >
> > christian
> >
> > Felix L J Mayer wrote:
> >
> > > You need to write a LayoutManager for the parent figure.
> > >
> > > "Christian Sell" <christian.sell@xxxxxxxxxxxxx> wrote in message 
> > > news:diocps$98a$1@xxxxxxxxxxxxxxxxxxx
> > >
> > >
> > > > Hello,
> > > >
> > > > can somebody give me a hint how to lay out child figures in 2 columns, 
> > > > such that the row contents are left-aligned in each columnn? Each row is 
> > > > one edit part which has 2 text items. Example:
> > > > _________________________
> > > > |row1text      row2text |
> > > > |moretexttext  moretext |
> > > >
> > > > thanks,
> > > > Christian