Examples of org.eclipse.swt.widgets.TreeItem.indexOf()

org.eclipse.swt.widgets.TreeItem.indexOf()
Searches the receiver's list starting at the first item (index 0) until an item is found that is equal to the argument, and returns the index of that item. If no item is found, returns -1. @param item the search item @return the index of the item @exception IllegalArgumentException
- ERROR_NULL_ARGUMENT - if the item is null
- ERROR_INVALID_ARGUMENT - if the item has been disposed
@exception SWTException
- ERROR_WIDGET_DISPOSED - if the receiver has been disposed
- ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
@since 3.1


    TreeItem parent = fItem.getParentItem();


    /* Item is not Root-Leveld */
    if (isSet(parent)) {
      int index = parent.indexOf(fItem);


      if (parent.getItemCount() > index + 1)
        return new WidgetTreeNode(parent.getItem(index + 1), fViewer);


      return null;

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    TreeItem parent = fItem.getParentItem();


    /* Item is not Root-Leveld */
    if (isSet(parent)) {
      int index = parent.indexOf(fItem);


      if (index > 0)
        return new WidgetTreeNode(parent.getItem(index - 1), fViewer);


      return null;

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      /* Tree */
      if (event.item instanceof TreeItem) {
        TreeItem item = (TreeItem) event.item;
        TreeItem parentItem = item.getParentItem();
        if (parentItem != null)
          index = parentItem.indexOf(item);
        else
          index = item.getParent().indexOf(item);
      }


      /* Table */

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      }
    } else {
      if (sameLevel || !item.getExpanded()) {
        TreeItem parentItem = item.getParentItem();


        int nextIndex = parentItem.indexOf(item) + 1;
        int totalIndex = parentItem.getItemCount();


        TreeItem itemAfter;


        // This would mean that it was the last item

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        return new TreeViewerRow(findLastVisibleItem(nextTopItem));
      }
    } else {
      TreeItem parentItem = item.getParentItem();
      int previousIndex = parentItem.indexOf(item) - 1;


      TreeItem itemBefore;
      if (previousIndex >= 0) {
        if (sameLevel) {
          itemBefore = parentItem.getItem(previousIndex);

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    if (parentItem == null) {
      nextIndex = tree.indexOf(item) + 1;
      totalItems = tree.getItemCount();
    } else {
      nextIndex = parentItem.indexOf(item) + 1;
      totalItems = parentItem.getItemCount();
    }


    // This is once more the last item in the tree
    // Search on

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      }
    } else {
      if( sameLevel || ! item.getExpanded() ) {
        TreeItem parentItem = item.getParentItem();
        
        int nextIndex = parentItem.indexOf(item) + 1;
        int totalIndex = parentItem.getItemCount();
        
        TreeItem itemAfter;
        
        // This would mean that it was the last item

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        return new TreeViewerRow(findLastVisibleItem(nextTopItem));
      }
    } else {
      TreeItem parentItem = item.getParentItem();
      int previousIndex = parentItem.indexOf(item) - 1;
      
      TreeItem itemBefore;
      if( previousIndex >= 0 ) {
        if( sameLevel ) {
          itemBefore = parentItem.getItem(previousIndex);

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    if( parentItem == null ) {
      nextIndex = tree.indexOf(item) + 1;
      totalItems = tree.getItemCount();
    } else {
      nextIndex = parentItem.indexOf(item) + 1;
      totalItems = parentItem.getItemCount();
    }
    
    // This is once more the last item in the tree
    // Search on

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      /* Tree */
      if (event.item instanceof TreeItem) {
        TreeItem item = (TreeItem) event.item;
        TreeItem parentItem = item.getParentItem();
        if (parentItem != null)
          index = parentItem.indexOf(item);
        else
          index = item.getParent().indexOf(item);
      }


      /* Table */

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