Example usage for com.google.gwt.user.client.ui TreeItem getParentItem

List of usage examples for com.google.gwt.user.client.ui TreeItem getParentItem

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Introduction

In this page you can find the example usage for com.google.gwt.user.client.ui TreeItem getParentItem.

Prototype

public TreeItem getParentItem()

Source Link

Document

Gets this item's parent.

Usage

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

public void collapseToFirstLevel() {
    TreeItem item = getSelectedItem();/* w  ww . jav  a 2s. com*/
    new TreeNodeWalker().walk(this, new Callback<TreeItem>() {
        public void apply(TreeItem target) {
            boolean open = target.getParentItem() == null;
            if (shouldExpandCallback != null && !shouldExpandCallback.allow(target)) {
                open = false;
            }
            target.setState(open);
        }
    });
    if (item != null) {
        setSelectedItem(item, false);
        ensureSelectedItemVisible();
    }
}

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

public TreeItem getNextNode(TreeItem item, boolean ignoreChildAxis, int direction) {
    if (item == null) {
        return null;
    }/*  w w  w  .java2 s  .co m*/
    TreeOrItem parent = TreeOrItemTree.create(item).getParent();
    if (direction == 1) {
        if (!ignoreChildAxis && item.getState() && item.getChildCount() > 0) {
            return item.getChild(0);
        }
        int childIndex = parent.getChildIndex(item);
        if (childIndex < parent.getChildCount() - 1) {
            return parent.getChild(childIndex + 1);
        }
        if (item.getParentItem() == null) {
            return null;
        }
        return getNextNode(item.getParentItem(), true, direction);
    } else {
        int childIndex = parent.getChildIndex(item);
        if (childIndex > 0) {
            return findDeepestOpenChild(parent.getChild(childIndex - 1));
        }
        return item.getParentItem();
    }
}

From source file:cc.alcina.framework.gwt.client.ide.widget.FilterableTree.java

License:Apache License

private TreeItem findVisibleChild(TreeItem item, int direction) {
    TreeItem parent = item.getParentItem();
    if (parent == null) {
        return null;
    }/*from   w  w  w  .j ava  2 s. com*/
    while (true) {
        item = getNextNode(item, false, direction);
        if (item == null) {
            return null;
        }
        if (item.isVisible()) {
            return item;
        }
    }
}

From source file:com.ephesoft.dcma.gwt.admin.bm.client.view.batch.ImportBatchClassView.java

License:Open Source License

private void createUI(final boolean isMandatory, final CheckBox checkBox, final Node newNode,
        final TreeItem childTree) {
    if (newNode.getParent().getLabel().getKey().equals("BatchClassModules")
            || newNode.getLabel().getKey().equals("BatchClassModules")) {
        checkBox.setEnabled(Boolean.FALSE);
        checkBox.setValue(Boolean.TRUE);
        newNode.getLabel().setMandatory(Boolean.TRUE);
    } else {/*from ww  w  .ja v a  2  s  . co m*/
        if (isMandatory) {
            checkBox.setEnabled(Boolean.TRUE);
            checkBox.setValue(Boolean.FALSE);
        } else {
            if (importExisting.getValue().equalsIgnoreCase(TRUE)) {
                checkBox.setEnabled(Boolean.TRUE);
                checkBox.setValue(Boolean.FALSE);
                newNode.getLabel().setMandatory(Boolean.FALSE);
            } else if (importExisting.getValue().equalsIgnoreCase(FALSE)) {
                checkBox.setEnabled(Boolean.FALSE);
                checkBox.setValue(Boolean.TRUE);
                newNode.getLabel().setMandatory(Boolean.TRUE);
            }
        }

        if (checkBox != null && checkBox.isEnabled()) {
            checkBox.addClickHandler(new ClickHandler() {

                @Override
                public void onClick(ClickEvent event) {
                    boolean checked = ((CheckBox) event.getSource()).getValue();
                    newNode.getLabel().setMandatory(checked);
                    setParentItemsUI(childTree.getParentItem(), checked, newNode);
                    setChildItemsUI(childTree, checked, newNode);
                }

            });
        }
    }

}

From source file:com.ephesoft.dcma.gwt.admin.bm.client.view.batch.ImportBatchClassView.java

License:Open Source License

private void setParentItemsUI(TreeItem parentItem, boolean checked, Node childNode) {
    Node parentNode = childNode.getParent();
    if (!checked && parentNode.getParent() != null) {
        CheckBox checkBox = (CheckBox) parentItem.getWidget();
        if (checkBox.isEnabled()) {
            checkBox.setValue(checked);/*from  w  w  w  .  j  a v a  2s. c o  m*/
            parentNode.getLabel().setMandatory(checked);
        }
        setParentItemsUI(parentItem.getParentItem(), checked, parentNode);
    }
}

From source file:com.ephesoft.dcma.gwt.foldermanager.client.presenter.FolderSystemTreePresenter.java

License:Open Source License

@Override
public void injectEvents(HandlerManager eventBus) {
    eventBus.addHandler(FolderUpEvent.type, new FolderUpEventHandler() {

        @Override/*from ww  w.ja va 2 s. c  o  m*/
        public void onFolderUp(FolderUpEvent tableRefreshEvent) {
            TreeItem parentItem = currentTreeItem.getParentItem();
            if (parentItem != null) {
                currentTreeItem = parentItem;
                view.getTree().setSelectedItem(currentTreeItem);
            } else {
                ConfirmationDialogUtil.showConfirmationDialogError(
                        LocaleDictionary.get().getMessageValue(FolderManagementMessages.NO_PARENT_FOLDER),
                        true);
            }
        }
    });

    eventBus.addHandler(FolderTreeRefreshEvent.type, new FolderTreeRefreshEventHandler() {

        @Override
        public void refreshTree(FolderTreeRefreshEvent treeRefreshEvent) {
            if (view.getTree().getItemCount() == 0) {
                createTree();
            }
            boolean state = currentTreeItem.getState();
            currentTreeItem.setState(state, false);
            String fileName = treeRefreshEvent.getFileName();
            if (fileName != null) {
                for (int i = 0; i < currentTreeItem.getChildCount(); i++) {
                    TreeItem child = currentTreeItem.getChild(i);
                    if (child != null && child.getText().equals(fileName)) {
                        currentTreeItem = child;
                        break;
                    }
                }
            }
            setFooterPath(treeRefreshEvent.getFolderPath());
            TreeItem parentItem = currentTreeItem.getParentItem();
            while (parentItem != null) {
                parentItem.setState(true, false);
                parentItem = parentItem.getParentItem();
            }
            view.getTree().setSelectedItem(currentTreeItem);
        }

    });

    eventBus.addHandler(BatchClassChangeEvent.type, new BatchClassChangeEventHandler() {

        @Override
        public void onBatchClassChange(BatchClassChangeEvent batchClassChangeEvent) {
            selectedBatchClassID = batchClassChangeEvent.getBatchClassID();
            parentFolderName = batchClassChangeEvent.getBatchClassName();
            createTree();
        }

    });
}

From source file:com.ephesoft.dcma.gwt.foldermanager.client.presenter.FolderSystemTreePresenter.java

License:Open Source License

public void fetchTreeItems(final TreeItem father, String path) {

    controller.getRpcService().getContents(path, new EphesoftAsyncCallback<List<FileWrapper>>() {

        @Override//w  ww  . j a  v  a2s  .co  m
        public void customFailure(Throwable throwable) {
            String errorMessage = throwable.getLocalizedMessage();
            if (!isErrorDialogShown) {
                ConfirmationDialogUtil.showConfirmationDialogError(LocaleDictionary.get()
                        .getMessageValue(FolderManagementMessages.UNABLE_TO_LOAD_FOLDER_ITEMS), true);
                isErrorDialogShown = true;
            }
            if (null != father && errorMessage.contains(FolderManagementConstants.ERROR_TYPE_1)) {
                TreeItem parentItem = father.getParentItem();
                if (null != parentItem) {
                    view.getTree().setSelectedItem(parentItem, true);
                }
                view.getTree().removeItem(father);
            }
        }

        @Override
        public void onSuccess(List<FileWrapper> results) {
            isErrorDialogShown = false;
            view.expandTreeItem(father, results);
        }
    });

}

From source file:com.ephesoft.dcma.gwt.foldermanager.client.presenter.FolderSystemTreePresenter.java

License:Open Source License

public String findPath(TreeItem item) {
    TreeItem parent = item.getParentItem();
    String path = null;//from w  w w  .ja  va 2  s. c om
    if (parent == null) {
        path = parentFolderPath;
        if (selectedBatchClassID != null) {
            StringBuilder stringBuilder = new StringBuilder(path);
            stringBuilder.append(FolderManagementConstants.URL_SEPARATOR);
            stringBuilder.append(selectedBatchClassID);
            path = stringBuilder.toString();
        }
    } else {
        StringBuilder stringBuilder = new StringBuilder();
        stringBuilder.append(findPath(parent));
        stringBuilder.append(FolderManagementConstants.URL_SEPARATOR);
        stringBuilder.append(item.getText());
        path = stringBuilder.toString();
    }
    return path;
}

From source file:com.gmail.cjbooms.thesis.pythonappengine.client.filebrowser.FileSystemTreeWidget.java

License:Open Source License

private String findPath(TreeItem item) {
    TreeItem parent = item.getParentItem();
    //TODO - Dynamically set folder root at user login
    if (parent == null) {
        return rootFolder;
    } else {/* www. j a v a 2s  .co  m*/
        return findPath(parent) + "/" + item.getText();
    }
}

From source file:com.ikon.frontend.client.widget.Dragable.java

License:Open Source License

/**
 * Dragable/*from   w w w . j a v  a 2  s . co m*/
 */
public Dragable() {
    dragged = false;
    floater = new HTML("");
    floater.setVisible(false);
    floater.sinkEvents(Event.MOUSEEVENTS);
    floater.setVisible(false);
    floater.setWordWrap(false);
    floater.setStyleName("okm-Draggable");

    floater.addMouseUpHandler(new MouseUpHandler() {
        @Override
        public void onMouseUp(MouseUpEvent event) {
            DOM.releaseCapture(floater.getElement());
            floater.setHTML("");
            floater.setVisible(false);

            // Only move if dragged has been enabled by timer
            if (dragged) {

                // Action depends on origin dragable
                switch (originPanel) {
                case TREE_ROOT:

                    TreeItem clickedTreeItem = Main.get().activeFolderTree
                            .elementClicked(DOM.eventGetTarget((Event) event.getNativeEvent()));
                    if (clickedTreeItem != null
                            && (((GWTFolder) clickedTreeItem.getUserObject()).getPermissions()
                                    & GWTPermission.WRITE) == GWTPermission.WRITE) {
                        final TreeItem draggedTreeItem = Main.get().activeFolderTree.getActualItem();
                        boolean isChild = DOM.isOrHasChild(draggedTreeItem.getElement(),
                                clickedTreeItem.getElement());

                        if (draggedTreeItem != clickedTreeItem && !isChild) {
                            // Actual folder
                            GWTFolder gwtFolder = ((GWTFolder) draggedTreeItem.getUserObject());

                            // Destination path
                            final String dstPath = ((GWTFolder) clickedTreeItem.getUserObject()).getPath();

                            // The parent of actual item selected
                            TreeItem parentItem = draggedTreeItem.getParentItem();
                            ObjectToMove objToMove = new ObjectToMove(gwtFolder, dstPath, null, draggedTreeItem,
                                    parentItem, clickedTreeItem);
                            Main.get().confirmPopup
                                    .setConfirm(ConfirmPopup.CONFIRM_DRAG_DROP_MOVE_FOLDER_FROM_TREE);
                            Main.get().confirmPopup.setValue(objToMove);
                            Main.get().confirmPopup.show();
                        }
                    }
                    break;

                case FILE_BROWSER:
                    clickedTreeItem = Main.get().activeFolderTree
                            .elementClicked(DOM.eventGetTarget((Event) event.getNativeEvent()));
                    TreeItem actualTreeItem = Main.get().activeFolderTree.getActualItem();

                    if (clickedTreeItem != null
                            && Main.get().mainPanel.desktop.browser.fileBrowser.isSelectedRow()
                            && (((GWTFolder) clickedTreeItem.getUserObject()).getPermissions()
                                    & GWTPermission.WRITE) == GWTPermission.WRITE) {

                        // Destination path
                        final String dstPath = ((GWTFolder) clickedTreeItem.getUserObject()).getPath();

                        // if selected path = actual path must not move
                        if (!dstPath.equals(((GWTFolder) actualTreeItem.getUserObject()).getPath())) {

                            // Unselects folder destination on tree
                            if (lastSelectElement != null) {
                                DOM.setElementProperty(lastSelectElement, "className", "gwt-TreeItem");
                            }

                            if (Main.get().mainPanel.desktop.browser.fileBrowser.isFolderSelected()) {

                                final GWTFolder gwtFolder = Main.get().mainPanel.desktop.browser.fileBrowser
                                        .getFolder(); // The dragged folder
                                String fldPath = gwtFolder.getPath(); // Folder actual path

                                // Destination path must not containt actual folder path, because folder can't
                                // be moved to his subfolders
                                if (!dstPath.startsWith(fldPath)) {
                                    // Gets the moved tree Item
                                    final TreeItem movedTreeItem = Main.get().activeFolderTree
                                            .getChildFolder(fldPath);
                                    ObjectToMove objToMove = new ObjectToMove(gwtFolder, dstPath, fldPath,
                                            movedTreeItem, actualTreeItem, clickedTreeItem);
                                    Main.get().confirmPopup.setConfirm(
                                            ConfirmPopup.CONFIRM_DRAG_DROP_MOVE_FOLDER_FROM_BROWSER);
                                    Main.get().confirmPopup.setValue(objToMove);
                                    Main.get().confirmPopup.show();
                                }

                            } else if (Main.get().mainPanel.desktop.browser.fileBrowser.isDocumentSelected()) {
                                GWTDocument gwtDocument = Main.get().mainPanel.desktop.browser.fileBrowser
                                        .getDocument(); // The dragged document
                                ObjectToMove objToMove = new ObjectToMove(gwtDocument, dstPath, null, null,
                                        null, null);
                                Main.get().confirmPopup
                                        .setConfirm(ConfirmPopup.CONFIRM_DRAG_DROP_MOVE_DOCUMENT);
                                Main.get().confirmPopup.setValue(objToMove);
                                Main.get().confirmPopup.show();

                            } else if (Main.get().mainPanel.desktop.browser.fileBrowser.isMailSelected()) {
                                GWTMail gwtMail = Main.get().mainPanel.desktop.browser.fileBrowser.getMail(); // The
                                // dragged
                                // document
                                ObjectToMove objToMove = new ObjectToMove(gwtMail, dstPath, null, null, null,
                                        null);
                                Main.get().confirmPopup.setConfirm(ConfirmPopup.CONFIRM_DRAG_DROP_MOVE_MAIL);
                                Main.get().confirmPopup.setValue(objToMove);
                                Main.get().confirmPopup.show();
                            }
                        }
                    }
                    break;
                }
            }

            dragged = false; // Sets always dragged to false

            // Always we destroy possible timers to automatic up / down scroll
            Main.get().mainPanel.desktop.navigator.scrollTaxonomyPanel.destroyTimer();

        }
    });

    floater.addMouseMoveHandler(new MouseMoveHandler() {
        @Override
        public void onMouseMove(MouseMoveEvent event) {
            if (dragged && event != null) {

                floater.setVisible(true); // Sets the floater visible

                int posX = event.getClientX();
                int posY = event.getClientY();
                RootPanel.get().setWidgetPosition(Main.get().dragable, posX + 1, posY);

                // Sets selected tree style to indicate posible selected destination
                selectedTreeItem = Main.get().activeFolderTree
                        .elementClicked(DOM.eventGetTarget((Event) event.getNativeEvent()));
                TreeItem actualItem = Main.get().activeFolderTree.getActualItem();

                // Removes always style of last selected treeItem
                if (lastSelectedTreeItem != null && !actualItem.equals(lastSelectedTreeItem)
                        && lastSelectElement != null) {
                    DOM.setElementProperty(lastSelectElement, "className", "gwt-TreeItem");
                    lastSelectedTreeItem = null;
                }

                // Sets the style of actual tree item
                if (selectedTreeItem != null) {
                    selectedElement = getSelectedElement(selectedTreeItem.getElement());
                    if (selectedElement == null) {
                        Window.alert("Problem: '" + selectedTreeItem.getElement().getInnerHTML() + "'");
                    }
                    DOM.setElementProperty(selectedElement, "className", "gwt-TreeItem gwt-TreeItem-selected");

                    if (lastSelectedTreeItem != null && !selectedTreeItem.equals(lastSelectedTreeItem)
                            && !actualItem.equals(lastSelectedTreeItem) && lastSelectElement != null) {
                        DOM.setElementProperty(lastSelectElement, "className", "gwt-TreeItem");
                    }

                    lastSelectedTreeItem = selectedTreeItem;
                    lastSelectElement = selectedElement;
                }

                // Action depends dragables destinations widgets
                Main.get().mainPanel.desktop.navigator.scrollTaxonomyPanel.ScrollOnDragDrop(posX + 1, posY);
            }
        }
    });

    initWidget(floater);
}