Java Code Examples for com.google.gwt.user.client.ui.TreeItem#getChildCount()

/**
 * Adds folders to actual item if not exists or refreshes it values
 *
 * @param actualItem The actual item active
 * @param newItem New item to be added, or refreshed
 */
public void addFolder(TreeItem actualItem, TreeItem newItem) {
	int i = 0;
	boolean found = false;
	int count = actualItem.getChildCount();
	GWTFolder folder;
	GWTFolder newFolder = (GWTFolder) newItem.getUserObject();
	String folderPath = newFolder.getPath();

	for (i = 0; i < count; i++) {
		folder = (GWTFolder) actualItem.getChild(i).getUserObject();
		// If item is found actualizate values
		if ((folder).getPath().equals(folderPath)) {
			found = true;
			actualItem.getChild(i).setVisible(true);
			actualItem.getChild(i).setUserObject(newFolder);
			evaluesFolderIcon(actualItem.getChild(i));
		}
	}

	if (!found) {
		evaluesFolderIcon(newItem);
		actualItem.addItem(newItem);
	}
}
 

/**
 * Adds folders to actual item if not exists or refreshes it values
 *
 * @param actualItem The actual item active
 * @param newItem New item to be added, or refreshed
 */
public void addFolder(TreeItem actualItem, TreeItem newItem) {
	int i = 0;
	boolean found = false;
	int count = actualItem.getChildCount();
	GWTFolder folder;
	GWTFolder newFolder = (GWTFolder) newItem.getUserObject();
	String folderPath = newFolder.getPath();

	for (i = 0; i < count; i++) {
		folder = (GWTFolder) actualItem.getChild(i).getUserObject();
		// If item is found actualizate values
		if ((folder).getPath().equals(folderPath)) {
			found = true;
			actualItem.getChild(i).setVisible(true);
			actualItem.getChild(i).setUserObject(newFolder);
			evaluesFolderIcon(actualItem.getChild(i));
		}
	}

	if (!found) {
		evaluesFolderIcon(newItem);
		actualItem.addItem(newItem);
	}
}
 

/**
 * Adds folders to actual item if not exists or refreshes it values
 *
 * @param actualItem The actual item active
 * @param newItem New item to be added, or refreshed
 */
public void addFolder(TreeItem actualItem, TreeItem newItem) {
	int i = 0;
	boolean found = false;
	int count = actualItem.getChildCount();
	GWTFolder folder;
	GWTFolder newFolder = (GWTFolder) newItem.getUserObject();
	String folderPath = newFolder.getPath();

	for (i = 0; i < count; i++) {
		folder = (GWTFolder) actualItem.getChild(i).getUserObject();
		// If item is found actualizate values
		if ((folder).getPath().equals(folderPath)) {
			found = true;
			actualItem.getChild(i).setVisible(true);
			actualItem.getChild(i).setUserObject(newFolder);
			evaluesFolderIcon(actualItem.getChild(i));
		}
	}

	if (!found) {
		evaluesFolderIcon(newItem);
		actualItem.addItem(newItem);
	}
}
 

/**
 * Prevents folder incosistences between server ( multi user deletes folder ) and tree
 * nodes drawed
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}
	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Prevents folder incosistences between server ( multi user deletes folder ) and tree
 * nodes drawed
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}

	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Prevents folder inconsistences between server ( multi user deletes folder ) and tree
 * nodes drawn
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}

	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Prevents folder incosistences between server ( multi user deletes folder ) and tree
 * nodes drawed
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}

	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Hides all items on a brach
 *
 * @param actualItem The actual item active
 */
public void hideAllBranch(TreeItem actualItem) {
	int i = 0;
	int count = actualItem.getChildCount();

	for (i = 0; i < count; i++) {
		actualItem.getChild(i).setVisible(false);
	}
}
 

/**
 * Prevents folder incosistences between server ( multi user deletes folder ) and tree
 * nodes drawed
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}

	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Hides all items on a brach
 *
 * @param actualItem The actual item active
 */
public void hideAllBranch(TreeItem actualItem) {
	int i = 0;
	int count = actualItem.getChildCount();

	for (i = 0; i < count; i++) {
		actualItem.getChild(i).setVisible(false);
	}
}
 

/**
 * Prevents folder incosistences between server ( multi user deletes folder ) and tree
 * nodes drawed
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}
	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Hides all items on a brach
 *
 * @param actualItem The actual item active
 */
public void hideAllBranch(TreeItem actualItem) {
	int i = 0;
	int count = actualItem.getChildCount();

	for (i = 0; i < count; i++) {
		actualItem.getChild(i).setVisible(false);
	}
}
 

/**
 * Prevents folder inconsistences between server ( multi user deletes folder ) and tree
 * nodes drawn
 *
 * @param item The tree node
 */
public void preventFolderInconsitences(TreeItem item) {
	GWTFolder folderItem = (GWTFolder) item.getUserObject();

	// Case that must remove all items node
	if (item.getChildCount() > 0 && !folderItem.isHasChildren()) {
		while (item.getChildCount() > 0) {
			item.getChild(0).remove();
		}
	}

	if (item.getChildCount() < 1 && !folderItem.isHasChildren()) {
		folderItem.setHasChildren(false);
	}
}
 

/**
 * Change recursivelly all the childs path
 *
 * @param oldPath
 *            The old path
 * @param newPath
 *            The new path
 * @param itemToChange
 *            The tree item to change the path
 */
public void changePathBeforeRenaming(String oldPath, String newPath, TreeItem itemToChange) {
	for (int i = 0; i < itemToChange.getChildCount(); i++) {
		TreeItem tmpItem = itemToChange.getChild(i);
		GWTFolder gwtFolder = ((GWTFolder) tmpItem.getUserObject());
		gwtFolder.setPath(gwtFolder.getPath().replaceAll(oldPath, newPath));
		gwtFolder.setParentPath(gwtFolder.getParentPath().replaceAll(oldPath, newPath));
		if (tmpItem.getChildCount() > 0) {
			changePathBeforeRenaming(oldPath, newPath, tmpItem);
		}
	}
}
 

/**
 * Hides all items on a brach
 *
 * @param actualItem The actual item active
 */
public void hideAllBranch(TreeItem actualItem) {
	int i = 0;
	int count = actualItem.getChildCount();

	for (i = 0; i < count; i++) {
		actualItem.getChild(i).setVisible(false);
	}
}
 

private void toggleChildren(TreeItem item, Boolean checked) {
  for (int i = 0; i <item.getChildCount(); ++i) {
    TreeItem childItem = item.getChild(i);
    ((CheckBox)childItem.getWidget()).setValue(checked, false);
    if (childItem.getChildCount() > 0) {
      toggleChildren(childItem, checked);
    }
  }
}
 

private void loadComponents(JSONObject jsonObj) {
  // TODO: Review JSON format. There has to be a better way to store and retrieve this info.
  JSONObject shownComponents = jsonObj.get("shownComponentTypes").isObject();
  JSONObject shownComponentBlocks = jsonObj.get("shownBlockTypes").isObject().get("ComponentBlocks").isObject();
  for (int i = 0; i < componentTree.getItemCount(); ++i) {
    TreeItem componentCatItem = componentTree.getItem(i);
    CheckBox componentCatCb = (CheckBox)componentCatItem.getWidget();
    String catName = componentCatCb.getName().toUpperCase();
    if (shownComponents.containsKey(catName)) {
      JSONArray jsonComponentCat = shownComponents.get(catName).isArray();
      if (jsonComponentCat.size() > 0) {
        componentCatCb.setValue(true, false);
        HashMap<String, String> jsonComponentHash = new HashMap<String, String>();
        for (int j = 0; j < jsonComponentCat.size(); ++j) {
          JSONValue jsonComponentHashCat = jsonComponentCat.get(j);
          if (jsonComponentHashCat != null) {
            jsonComponentHash.put(jsonComponentHashCat.isObject().get("type").isString().stringValue(), "type");
          }
        }
        for (int j = 0; j < componentCatItem.getChildCount(); ++j) {
          TreeItem componentItem = componentCatItem.getChild(j);
          CheckBox componentCb = (CheckBox) componentItem.getWidget();
          if (jsonComponentHash.get(componentCb.getName()) != null) {
            componentCb.setValue(true, false);
            JSONArray jsonComponentBlockProps = shownComponentBlocks.get(componentCb.getName()).isArray();
            HashMap<String, String> componentPropHash = new HashMap<String, String>();
            for (int k = 0; k < jsonComponentBlockProps.size(); ++k) {
              JSONObject jsonComponentBlockType = jsonComponentBlockProps.get(k).isObject();
              String componentBlockType = jsonComponentBlockType.get("type").isString().stringValue();
              if ("component_set_get".equals(componentBlockType)) {
                componentPropHash.put(jsonComponentBlockType.get("mutatorNameToValue").isObject().get("property_name").isString().stringValue(), "PROP");
              } else if ("component_event".equals(componentBlockType)) {
                JSONValue mutatorValue = jsonComponentBlockType.get("mutatorNameToValue");
                JSONValue event_name = mutatorValue.isObject().get("event_name");
                componentPropHash.put(event_name.isString().stringValue(), "EVENT");
              } else if ("component_method".equals(componentBlockType)) {
                componentPropHash.put(jsonComponentBlockType.get("mutatorNameToValue").isObject().get("method_name").isString().stringValue(), "METHOD");
              }
            }
            for (int k = 0; k < componentItem.getChildCount(); ++k) {
              TreeItem componentPropItem = componentItem.getChild(k);
              CheckBox componentPropCb = (CheckBox) componentPropItem.getWidget();
              if (componentPropHash.get(componentPropCb.getText()) != null) {
                componentPropCb.setValue(true, false);
              } else {
                componentPropCb.setValue(false, false);
              }
            }

          } else {
            componentCb.setValue(false, false);
            toggleChildren(componentItem, false);
          }
        }
      } else {
        componentCatCb.setValue(false, false);
        toggleChildren(componentCatItem, false);
      }
    } else {
      componentCatCb.setValue(false, false);
      toggleChildren(componentCatItem, false);
    }
  }
}
 

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());
}
 

private void openNodes(Set<String> nodes, TreeItem item, String prefix) {
	if (nodes.contains((prefix == null ? "" : prefix + " ") + item.getText())) item.setState(true);
	for (int i = 0; i < item.getChildCount(); i++)
		openNodes(nodes, item.getChild(i), (prefix == null ? "" : prefix + " ") + item.getText());
}
 

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());
}