List of usage examples for com.google.gwt.user.client.ui TreeItem getState
public boolean getState()
From source file:org.iucn.sis.client.ui.TreeTable.java
License:Apache License
/** * Moves to the next item, going into children as if dig is enabled. */// www . jav a2s . com private void moveSelectionDown(TreeItem sel, boolean dig) { if (sel == root) { return; } TreeItem parent = sel.getParentItem(); if (parent == null) { parent = root; } int idx = parent.getChildIndex(sel); if (!dig || !sel.getState()) { if (idx < parent.getChildCount() - 1) { onSelection(parent.getChild(idx + 1), true); } else { moveSelectionDown(parent, false); } } else if (sel.getChildCount() > 0) { onSelection(sel.getChild(0), true); } }
From source file:org.jboss.ballroom.client.layout.LHSNavTree.java
License:Open Source License
public LHSNavTree(Tree.Resources resources, final String category) { super(resources); this.treeId = "lhs-nav-tree_" + HTMLPanel.createUniqueId(); this.category = category; addStyleName("stack-section"); /**/*from w w w . j av a2 s. co m*/ * actions that reveal content */ addKeyDownHandler(new KeyDownHandler() { public void onKeyDown(KeyDownEvent keyDownEvent) { if (keyDownEvent.getNativeKeyCode() == KeyCodes.KEY_ENTER) { revealContent(false); } } }); addMouseDownHandler(new MouseDownHandler() { public void onMouseDown(MouseDownEvent mouseDownEvent) { Scheduler.get().scheduleDeferred(new Scheduler.ScheduledCommand() { public void execute() { revealContent(true); } }); } }); Scheduler.get().scheduleEntry(new Scheduler.ScheduledCommand() { public void execute() { framework.getEventBus().addHandler(LHSHighlightEvent.TYPE, LHSNavTree.this); } }); /* Allow clicks on lhs titles to open thr tree */ addMouseDownHandler(new MouseDownHandler() { public void onMouseDown(MouseDownEvent event) { EventTarget target = event.getNativeEvent().getEventTarget(); com.google.gwt.dom.client.Element el = Element.as(target); final String title = el.getInnerText(); if (el.getTagName().equalsIgnoreCase("div")) { applyStateChange(new StateChange() { public void applyTo(TreeItem treeItem) { boolean isMatched = title.equals(treeItem.getText()); if (isMatched) { treeItem.setState(!treeItem.getState()); } } }); } } }); }
From source file:org.jboss.errai.widgets.client.WSTree.java
License:Apache License
public WSTree() { tree = new Tree(); tree.setAnimationEnabled(true);/*from ww w. j a v a 2 s .co m*/ /** * Add the mouse listener to handle double-click. */ tree.addMouseDownHandler(new MouseDownHandler() { public void onMouseDown(MouseDownEvent event) { long elapsed = System.currentTimeMillis() - last; if (!getUserAgent().contains("msie")) { last = System.currentTimeMillis(); TreeItem fti = tree.getSelectedItem(); if (fti != null && fti.equals(lastItem) && elapsed < threshold) { if (fti.getChildCount() > 0) { if (!fti.getState()) { fti.setState(true, true); } else { fti.setState(false, false); } } else { clickListeners.get(fti).onClick(null); } last = 0; } } } }); tree.addMouseOutHandler(new MouseOutHandler() { public void onMouseOut(MouseOutEvent event) { lastItem = null; } }); tree.addMouseUpHandler(new MouseUpHandler() { public void onMouseUp(MouseUpEvent event) { long elapsed = System.currentTimeMillis() - last; TreeItem fti = tree.getSelectedItem(); if (getUserAgent().contains("msie")) { last = System.currentTimeMillis(); if (fti != null && elapsed < threshold && lastItem != null && fti.hashCode() == lastItem.hashCode()) { if (fti.getChildCount() > 0) { if (!fti.getState()) { fti.setState(true, true); } else { fti.setState(false, false); } } else { clickListeners.get(fti).onClick(null); } lastItem = null; } else { lastItem = fti; } } else { lastItem = fti; } } }); initWidget(tree); }
From source file:org.onecmdb.ui.gwt.toolkit.client.view.tree.CITreeWidget.java
License:Open Source License
public void onTreeItemStateChanged(final TreeItem item) { final long start = System.currentTimeMillis(); if (item.getState()) { if (item.getUserObject() instanceof GroupData) { GroupData gData = (GroupData) item.getUserObject(); updateChildren(item, gData.getUserData(), gData.getFirstItem()); return; }//from w w w.ja va 2 s .c om currentItem = item; // Open start populate with entries. this.control.getChildCount(item.getUserObject(), new AsyncCallback() { public void onFailure(Throwable caught) { item.removeItems(); item.addItem(new TreeItem(new Label("ERROR: " + caught.getMessage()))); } public void onSuccess(Object result) { if (result instanceof Integer) { Integer totalCount = (Integer) result; Integer maxResult = CITreeWidget.this.control.getMaxResult(); if (maxResult != null && (totalCount.intValue() > maxResult.intValue())) { // Start adding groups... int groups = totalCount.intValue() / maxResult.intValue(); int rest = totalCount.intValue() % maxResult.intValue(); if (rest > 0) { groups++; } item.removeItems(); for (int i = 0; i < groups; i++) { TreeItem groupItem = new TreeItem(); int start = 1; int stop = maxResult.intValue(); if (i > 0) { start = (i * maxResult.intValue()) + 1; stop = ((i + 1) * maxResult.intValue()); if (stop > totalCount.intValue()) { stop = totalCount.intValue(); } } groupItem.setText("[" + start + ".." + stop + "]"); groupItem .setUserObject(new GroupData(item.getUserObject(), new Integer(start - 1))); groupItem.addItem(new TreeItem("Loading...")); item.addItem(groupItem); } } else { updateChildren(item, item.getUserObject(), null); } } } }); } else { //item.removeItems(); //updateCountItem(item); } if (CITreeWidget.this.control.getTreeListener() != null) { CITreeWidget.this.control.getTreeListener().onTreeItemStateChanged(item); } }
From source file:org.opendatakit.aggregate.client.FiltersDataPanel.java
License:Apache License
public void update(FilterGroup group) { // check if filter group has changed if (!group.equals(previousGroup)) { previousGroup = group;//from ww w . j a va 2s.co m previousName = group.getName(); // if new form clear everything so we can regenerate data filtersTree.removeItems(); filterHeader.clear(); // verify form exists, then update if (group.getFormId() == null) { return; } // update filter header updateFilterHeader(group); // create filter list for (Filter filter : group.getFilters()) { TreeItem filterItem = createFilterTreeItem(filter); filterItem.setState(true); filtersTree.addItem(filterItem); } } else { // only the filters need to be refreshed (unless a save or save as // happens) String name = group.getName(); // if save/saveAs happen the UI needs to detect the change and update the // filter header information // Note: the group.equals(previousGorup) check does not catch this case // as the filterGroup's name will update in the reference do it does not // detect the difference with the change in the global object. To detect // the change keeping a local copy of name to compare with if (name != null) { // check for name change if (!name.equals(previousName)) { previousName = name; filterHeader.clear(); if (group.getFormId() == null) { return; } updateFilterHeader(group); } } // find if any changes in filters exist, then put them back to ensure // filters don't jump around Map<Filter, TreeItem> filterMap = new HashMap<Filter, TreeItem>(); for (int i = 0; i < filtersTree.getItemCount(); i++) { TreeItem filterTreeItem = filtersTree.getItem(i); Object obj = filterTreeItem.getUserObject(); if (obj instanceof Filter) { filterMap.put((Filter) obj, filterTreeItem); } } filtersTree.removeItems(); // update filter list for (Filter filter : group.getFilters()) { TreeItem filterItem = createFilterTreeItem(filter); // get state from previous filter list TreeItem oldFilterItem = filterMap.get(filter); if (oldFilterItem != null) { filterItem.setState(oldFilterItem.getState()); } filtersTree.addItem(filterItem); } } }
From source file:org.unitime.timetable.gwt.client.page.UniTimeMobileMenu.java
License:Apache License
private void openedNodes(List<String> ret, TreeItem item, String prefix) { if (item.getState()) ret.add((prefix == null ? "" : prefix + " ") + item.getText()); for (int i = 0; i < item.getChildCount(); i++) openedNodes(ret, item.getChild(i), (prefix == null ? "" : prefix + " ") + item.getText()); }