Examples of TreeItem

com.extjs.gxt.ui.client.widget.tree.TreeItem
A item in a Tree. All events are bubbled to the item's parent tree.
Events:
BeforeAdd : TreeEvent(tree, parent, item, index)

Fires before a item is added or inserted. Listeners can cancel the action by calling {@link BaseEvent#setCancelled(boolean)}.
- tree : the source tree
- parent : this
- item : the item being added
- index : the index at which the item will be added
BeforeRemove : TreeEvent(tree, parent, item)

Fires before a item is removed. Listeners can cancel the action by calling {@link BaseEvent#setCancelled(boolean)}.
- tree : the source tree
- parent : this
- item : the item being removed
BeforeExpand : TreeEvent(tree, item)

Fires before a item is expanded. Listeners can cancel the action by calling {@link BaseEvent#setCancelled(boolean)}.
- tree : the source tree
- item : this
BeforeCollapse : TreeEvent(tree, item)

Fires before a item is collapsed. Listeners can cancel the action by calling {@link BaseEvent#setCancelled(boolean)}.
- tree : the source tree
- item : this
Add : TreeEvent(tree, parent, item, index)

Fires after a item has been added or inserted.
- tree : the source tree
- parent : this
- item : the item that was added
- index : the index at which the item will be added
Remove : TreeEvent(tree, parent, item)

Fires after a item has been removed.
- tree : the source tree
- parent : this
- item : the item being removed
Expand : TreeEvent(tree, item)

Fires after a item has been expanded.
- tree : the source tree
- item : this
Collapse : TreeEvent(tree, item)

Fires after a item is collapsed.
- tree : the source tree
- item : this
CheckChange : TreeEvent(tree, item)

Fires after a check state change.
- tree : the source tree
- item : this
CSS:

.my-tree-item (the item itself)

.my-tree-item-text span (the tree item text)
@deprecated see {@link TreePanel}
com.google.gwt.user.client.ui.TreeItem
An item that can be contained within a {@link com.google.gwt.user.client.ui.Tree}.

Example
{@example com.google.gwt.examples.TreeExample}
net.mygwt.ui.client.widget.tree.TreeItem
A item in a Tree. All events are bubbled to the item's parent tree.
Events:
BeforeAdd : (widget, item, index)

Fires before a item is added or inserted. Listeners can set the doit field to false to cancel the action.
- widget : this
- item : the item being added
- index : the index at which the item will be added
BeforeRemove : (widget, item)

Fires before a item is removed. Listeners can set the doit field to false to cancel the action.
- widget : this
- item : the item being removed
BeforeExpand : (widget, item)

Fires before a item is expanded. Listeners can set the doit field to false to cancel the expand.
- widget : this
- item : the item being expanded
BeforeCollapse : (widget, item)

Fires before a item is collapsed. Listeners can set the doit field to false to cancel the collapse.
- widget : this
- item : the item being expanded
Add : (widget, item, index)

Fires after a item has been added or inserted.
- widget : this
- item : the item that was added
- index : the index at which the item will be added
Remove : (widget, item)

Fires after a item has been removed.
- widget : this
- item : the item being removed
Expand : (widget, item)

Fires after a item has been expanded.
- widget : this
- item : the item being expanded
Collapse : (widget, item)

Fires ater a item is collapsed.
- widget : this
- item : the item being collapsed
CheckChange : (widget)

Fires after a check state change.
- widget : this
CSS:

.my-tree-item (the item itself)

.my-tree-item-text span (the tree item text)
org.beryl.gui.widgets.TreeItem
org.eclipse.swt.widgets.TreeItem
ipse.org/swt/snippets/#tree">Tree, TreeItem, TreeColumn snippets @see Sample code and further information @noextend This class is not intended to be subclassed by clients.
org.jbpm.ui.dialog.TreeItem
org.kie.uberfire.client.tree.TreeItem
org.openoffice.extensions.diagrams.diagram.organizationcharts.TreeItem
org.zkoss.zul.Treeitem
A treeitem.
Event:
1. onOpen is sent when a tree item is opened or closed by user.
2. onDoubleClick is sent when user double-clicks the treeitem.
3. onRightClick is sent when user right-clicks the treeitem.
@author tomyeh

Examples of org.eclipse.swt.widgets.TreeItem

    /* For each selected Element */
    Object[] selectedElements = selection.toArray();
    for (Object selectedElement : selectedElements) {
      Widget widget = findItem(selectedElement);
      if (widget instanceof TreeItem) {
        TreeItem item = (TreeItem) widget;
        TreeItemAdapter parent = new TreeItemAdapter(item).getParent();


        int index = parent.indexOf(item);
        minSelectedIndex = Math.min(minSelectedIndex, index);
        if (index == minSelectedIndex)

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Examples of org.eclipse.swt.widgets.TreeItem

  }


  private void onMouseDown(Event event) {
    boolean disableTrackerTemporary = false;
    Point p = new Point(event.x, event.y);
    TreeItem item = fCustomTree.getControl().getItem(p);


    /* Problem - return */
    if (item == null || item.isDisposed())
      return;


    /* Don't run Tracker if other Mouse Button is used */
    if (event.button != 1)
      disableTrackerTemporary = true;


    /* Mouse-Up over Read-State-Column */
    if (event.button == 1 && item.getImageBounds(COL_TITLE).contains(p)) {
      Object data = item.getData();


      /* Toggle State between Read / Unread */
      if (data instanceof INews) {
        INews news = (INews) data;
        disableTrackerTemporary = (news.getState() == INews.State.READ);
        INews.State newState = (news.getState() == INews.State.READ) ? INews.State.UNREAD : INews.State.READ;
        setNewsState(new ArrayList<INews>(Arrays.asList(new INews[] { news })), newState);
      }
    }


    /* Mouse-Up over Sticky-State-Column */
    else if (event.button == 1 && item.getImageBounds(COL_STICKY).contains(p)) {
      Object data = item.getData();


      /* Toggle State between Sticky / Not Sticky */
      if (data instanceof INews) {
        disableTrackerTemporary = false;
        new MakeTypesStickyAction(new StructuredSelection(data)).run();

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Examples of org.eclipse.swt.widgets.TreeItem

     * ISSUE: May have to create a interface with method: setSelection(Point p)
     * so that user's custom widgets can use this class. If we keep this option.
     */
    if (w instanceof Tree) {
      Tree tree = (Tree) w;
      TreeItem item = tree.getItem(new Point(e.x, e.y));
      if (item != null)
        tree.setSelection(new TreeItem[] { item });


      selEvent.item = item;
    } else if (w instanceof Table) {

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Examples of org.eclipse.swt.widgets.TreeItem

      JobRunner.runDelayedFlagInversion(200, fBlockNewsStateTracker);
  }


  private void onMouseMove(Event event) {
    Point p = new Point(event.x, event.y);
    TreeItem item = fCustomTree.getControl().getItem(p);


    /* Problem / Group hovered - reset */
    if (item == null || item.isDisposed() || item.getData() instanceof EntityGroup) {
      if (fShowsHandCursor && !fCustomTree.getControl().isDisposed()) {
        fCustomTree.getControl().setCursor(null);
        fShowsHandCursor = false;
      }
      return;
    }


    /* Show Hand-Cursor if action can be performed */
    boolean changeToHandCursor = item.getImageBounds(COL_TITLE).contains(p) || item.getImageBounds(COL_STICKY).contains(p);
    if (!fShowsHandCursor && changeToHandCursor) {
      fCustomTree.getControl().setCursor(fHandCursor);
      fShowsHandCursor = true;
    } else if (fShowsHandCursor && !changeToHandCursor) {
      fCustomTree.getControl().setCursor(null);

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Examples of org.eclipse.swt.widgets.TreeItem

   */
  public TreeItemAdapter getParent() {
    if (fTree != null)
      return this;


    TreeItem parentItem = fTreeItem.getParentItem();
    if (parentItem != null)
      return new TreeItemAdapter(parentItem);


    return new TreeItemAdapter(fTreeItem.getParent());
  }

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Examples of org.eclipse.swt.widgets.TreeItem

    /* For each selected Element */
    Object[] selectedElements = selection.toArray();
    for (Object selectedElement : selectedElements) {
      Widget widget = findItem(selectedElement);
      if (widget instanceof TreeItem) {
        TreeItem item = (TreeItem) widget;
        TreeItemAdapter parent = new TreeItemAdapter(item).getParent();


        int index = parent.indexOf(item);
        minSelectedIndex = Math.min(minSelectedIndex, index);
        if (index == minSelectedIndex)

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Examples of org.eclipse.swt.widgets.TreeItem


    /* Require a Tree-Item here */
    if (!isSet(fItem))
      return null;


    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;
    }


    /* Item is Root-Leveld */

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Examples of org.eclipse.swt.widgets.TreeItem


    /* Require a Tree-Item here */
    if (!isSet(fItem))
      return null;


    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;
    }


    /* Item is Root-Leveld */

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Examples of org.eclipse.swt.widgets.TreeItem

      /* Update Checks on Selection */
      fViewer.getTree().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
          if (e.detail == SWT.CHECK) {
            TreeItem item = (TreeItem) e.item;


            /* Disable selection for Folders if SELECT_BIN */
            if (fMode == Mode.SELECT_BIN && item.getData() instanceof IFolder) {
              e.detail = SWT.NONE;
              e.doit = false;
              item.setChecked(false);
            }


            /* Normal selection behavior otherwise */
            else {
              IFolderChild folderChild = (IFolderChild) item.getData();
              setChildsChecked(folderChild, item.getChecked(), false, true);
              cache(folderChild, item.getChecked());


              if (!item.getChecked())
                setParentsChecked(folderChild, false, true);
            }
          }
        }
      });

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Examples of org.eclipse.swt.widgets.TreeItem


                  Control[] formChilds = form.getChildren();
                  if (formChilds.length != 0 && formChilds[0] instanceof Tree) {
                    Tree tree = (Tree) formChilds[0];
                    if (tree.getItemCount() != 0) {
                      TreeItem root = tree.getItem(0);
                      root.setExpanded(true);
                    }
                  }
                }
              }
            }

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