Attachment 97549 Details for Bug 197131 – subclass of GalleryRenderer showing findNearestFollowingItem() for DnD

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subclass of GalleryRenderer showing findNearestFollowingItem() for DnD

ImprezzeoGroupRenderer.java (text/x-java), 1.18 KB, created by Trevor Campbell

on 2008-04-24 20:34:37 EDT

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Creator: Trevor Campbell

Created: 2008-04-24 20:34:37 EDT

Size: 1.18 KB

patch

obsolete

>// Imprezzeo Pty Limited (c) 2008.
>
>package com.imprezzeo.cbir.workbench.view;
>
>import org.eclipse.nebula.widgets.gallery.GalleryItem;
>import org.eclipse.nebula.widgets.gallery.NoGroupRenderer;
>import org.eclipse.swt.graphics.Point;
>
>/**
> * We extend the No Group renderer to support Drag and drop between
> * Items in the gallery.
> */
>public class ImprezzeoGroupRenderer extends NoGroupRenderer
>{
>
>    /**
>     * Get the Item at or nearest following the coordinates.
>     * @param group The group
>     * @param coords point
>     * @return A GalleryItem
>     */
>    public GalleryItem findNearestFollowingItem(GalleryItem group, Point coords)
>    {
>        if (group == null)
>        {
>            return null;
>        }
>        GalleryItem item = getItem(group, coords);
>        if (item == null)
>        {
>            // Try for next item on the row
>            Point newPoint = new Point(coords.x + margin, coords.y);
>            item = getItem(group, newPoint);
>        }
>        if (item == null)
>        {
>            // Try for the next row
>            Point newPoint = new Point(margin + 1, coords.y + itemHeight);
>            item = getItem(group, newPoint);
>        }
>        return item;
>    }
>}

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Attachments on bug 197131: 97549