Examples of org.eclipse.ecf.presence.ui.dnd.IRosterViewerDropTarget

org.eclipse.ecf.presence.ui.dnd.IRosterViewerDropTarget
Roster viewer drop target. This interface defines the required methods for implementers of the rosterViewerDropTarget extension point.

      }
      IConfigurationElement[] configurationElements = extensionPoint.getConfigurationElements();


      for (int i = 0; i < configurationElements.length; i++) {
        try {
          IRosterViewerDropTarget rosterDropTarget = (IRosterViewerDropTarget) configurationElements[i].createExecutableExtension(ROSTER_VIEWER_DROP_TARGET_CLASS_ATTR);
          if (dropAdapter == null) {
            dropAdapter = new RosterViewerDropAdapter(treeViewer, rosterDropTarget);
            treeViewer.addDropSupport(dndOperations, dndTransferTypes, dropAdapter);
          } else
            dropAdapter.addRosterDropTarget(rosterDropTarget);

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    }


    public boolean performDrop(Object data) {
      boolean result = false;
      for (Iterator i = rosterPerformDrop.iterator(); i.hasNext();) {
        IRosterViewerDropTarget rdt = (IRosterViewerDropTarget) i.next();
        if (rdt.performDrop(data))
          result = true;
      }
      rosterPerformDrop.clear();
      return result;
    }

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    public boolean validateDrop(Object target, int operation, TransferData transferType) {
      if (target instanceof IRosterItem) {
        rosterPerformDrop.clear();
        boolean result = false;
        for (Iterator i = rosterDropTargets.iterator(); i.hasNext();) {
          IRosterViewerDropTarget rdt = (IRosterViewerDropTarget) i.next();
          if (rdt.validateDrop((IRosterItem) target, operation, transferType)) {
            result = true;
            rosterPerformDrop.add(rdt);
          }
        }
        return result;

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Related Classes of org.eclipse.ecf.presence.ui.dnd.IRosterViewerDropTarget

org.eclipse.ecf.presence.ui.MultiRosterView

org.eclipse.ecf.presence.ui.MultiRosterView$RosterViewerDropAdapter

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