/**
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.brixcms.plugin.menu.editor;
import java.util.ArrayList;
import java.util.List;
import org.apache.wicket.ajax.AjaxRequestTarget;
import org.apache.wicket.ajax.markup.html.AjaxLink;
import org.apache.wicket.extensions.markup.html.tree.AbstractTree;
import org.apache.wicket.markup.html.WebMarkupContainer;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.apache.wicket.model.ResourceModel;
import org.brixcms.plugin.menu.ManageMenuPanel;
import org.brixcms.plugin.menu.Menu;
import org.brixcms.plugin.menu.Menu.ChildEntry;
import org.brixcms.plugin.menu.editor.cell.SwitcherColumn;
import org.brixcms.plugin.site.picker.reference.ReferenceEditorConfiguration;
import org.brixcms.web.generic.BrixGenericPanel;
import org.brixcms.web.util.DisabledClassAppender;
import com.inmethod.grid.IGridColumn;
import com.inmethod.grid.SizeUnit;
import com.inmethod.grid.column.editable.EditablePropertyColumn;
import com.inmethod.grid.column.editable.EditablePropertyTreeColumn;
import com.inmethod.grid.column.editable.SubmitCancelColumn;
import com.inmethod.grid.treegrid.TreeGrid;
public class MenuEditor extends BrixGenericPanel<Menu> {
private MenuTreeModel treeModel;
private AbstractTree tree;
private WebMarkupContainer links;
public MenuEditor(String id) {
super(id);
}
public MenuEditor(String id, IModel<Menu> model) {
super(id, model);
}
@Override
protected void onBeforeRender() {
if (!hasBeenRendered()) {
init();
}
super.onBeforeRender();
}
@SuppressWarnings("unchecked")
private void init() {
treeModel = new MenuTreeModel(getModelObject().getRoot());
final TreeGrid tg;
add(tg = new TreeGrid("treeGrid", treeModel, newColumns()) {
@Override
protected void onItemSelectionChanged(IModel item, boolean newValue) {
super.onItemSelectionChanged(item, newValue);
// if (newValue == false)
setItemEdit(item, newValue);
getRequestCycle().find(AjaxRequestTarget.class).ifPresent(t -> selectionChanged(t));
// update();
}
@Override
public void setItemEdit(IModel rowModel, boolean edit) {
if (edit == true) {
selectItem(rowModel, true);
}
super.setItemEdit(rowModel, edit);
}
});
tree = tg.getTree();
tg.setClickRowToSelect(true);
tg.setClickRowToDeselect(true);
tg.setSelectToEdit(false);
tree.setRootLess(true);
tg.setContentHeight(34, SizeUnit.EM);
tree.getTreeState().expandAll();
tree.getTreeState().setAllowSelectMultiple(false);
// tree.getTreeState().selectNode(treeModel.getRoot(), true);
links = new WebMarkupContainer("links");
links.setOutputMarkupId(true);
links.add(new AjaxLink<Void>("addTopLevel") {
@Override
public void onClick(AjaxRequestTarget target) {
MenuTreeNode parent = (MenuTreeNode) treeModel.getRoot();
ChildEntry entry = new ChildEntry(parent.getEntry());
entry.setTitle(getString("newEntry"));
parent.getEntry().getChildren().add(entry);
MenuTreeNode node = new MenuTreeNode(entry);
treeModel.nodeInserted(tree, parent, node);
tree.getTreeState().selectNode(node, true);
tree.updateTree(target);
}
});
links.add(new AjaxLink<Void>("add") {
@Override
public void onClick(AjaxRequestTarget target) {
ChildEntry entry = new ChildEntry(getSelected().getEntry());
entry.setTitle(getString("newEntry"));
getSelected().getEntry().getChildren().add(entry);
MenuTreeNode node = new MenuTreeNode(entry);
treeModel.nodeInserted(tree, getSelected(), node);
tree.getTreeState().selectNode(node, true);
tree.updateTree(target);
}
@Override
public boolean isEnabled() {
return !getSelected().equals(treeModel.getRoot());
}
}.add(new DisabledClassAppender()));
links.add(new AjaxLink<Void>("remove") {
@Override
public void onClick(AjaxRequestTarget target) {
MenuTreeNode selected = getSelected();
MenuTreeNode parent = (MenuTreeNode) tree.getParentNode(selected);
boolean editing = tg.isItemEdited(new Model<MenuTreeNode>(selected));
int index = parent.getChildren().indexOf(selected);
treeModel.nodeDeleted(tree, selected);
parent.getEntry().getChildren().remove(selected.getEntry());
if (index > parent.getChildren().size() - 1) {
--index;
}
MenuTreeNode newSelected = (MenuTreeNode) ((index >= 0) ? parent.getChildren().get(index) : parent);
if (newSelected.equals(treeModel.getRoot()) == false) {
tree.getTreeState().selectNode(newSelected, true);
tg.setItemEdit(new Model<MenuTreeNode>(newSelected), editing);
}
tree.updateTree(target);
}
@Override
public boolean isEnabled() {
return getSelected() != treeModel.getRoot();
}
}.add(new DisabledClassAppender()));
links.add(new AjaxLink<Void>("moveUp") {
@Override
public void onClick(AjaxRequestTarget target) {
MenuTreeNode selected = getSelected();
int index = getIndex(selected);
if (index > 0) {
boolean editing = tg.isItemEdited(new Model<MenuTreeNode>(selected));
MenuTreeNode parent = (MenuTreeNode) tree.getParentNode(selected);
treeModel.nodeDeleted(tree, selected);
parent.getEntry().getChildren().remove(selected.getEntry());
parent.getEntry().getChildren().add(index - 1, (ChildEntry) selected.getEntry());
treeModel.nodeInserted(tree, parent, selected);
tree.getTreeState().selectNode(selected, true);
tg.setItemEdit(new Model<MenuTreeNode>(selected), editing);
tree.updateTree(target);
}
target.add(links);
}
@Override
public boolean isEnabled() {
return getIndex(getSelected()) > 0;
}
}.add(new DisabledClassAppender()));
links.add(new AjaxLink<Void>("moveDown") {
@Override
public void onClick(AjaxRequestTarget target) {
MenuTreeNode selected = getSelected();
MenuTreeNode parent = (MenuTreeNode) tree.getParentNode(selected);
int index = getIndex(selected);
if (index < parent.getChildren().size() - 1) {
boolean editing = tg.isItemEdited(new Model<MenuTreeNode>(selected));
treeModel.nodeDeleted(tree, selected);
parent.getEntry().getChildren().remove(selected.getEntry());
parent.getEntry().getChildren().add(index + 1, (ChildEntry) selected.getEntry());
treeModel.nodeInserted(tree, parent, selected);
tree.getTreeState().selectNode(selected, true);
tg.setItemEdit(new Model<MenuTreeNode>(selected), editing);
tree.updateTree(target);
}
target.add(links);
}
@Override
public boolean isEnabled() {
int index = getIndex(getSelected());
MenuTreeNode parent = (MenuTreeNode) tree.getParentNode(getSelected());
return parent != null && index < parent.getChildren().size() - 1;
}
}.add(new DisabledClassAppender()));
add(links);
selectionChanged(null);
}
private List<IGridColumn> newColumns() {
List<IGridColumn> columns = new ArrayList<IGridColumn>();
final ReferenceEditorConfiguration conf = new ReferenceEditorConfiguration();
ManageMenuPanel panel = findParent(ManageMenuPanel.class);
conf.setWorkspaceName(panel.getModelObject().getId());
columns.add(new SubmitCancelColumn("submitCancel1", new ResourceModel("edit")));
columns.add(new EditablePropertyTreeColumn(new ResourceModel("title"), "entry.title") {
@Override
protected boolean isClickToEdit() {
return false;
}
}.setInitialSize(300));
columns.add(new EditablePropertyColumn(new ResourceModel("cssClass"), "entry.cssClass") {
@Override
protected boolean isClickToEdit() {
return false;
}
}.setInitialSize(200));
columns.add(new SwitcherColumn("referenceEditor", new ResourceModel("referenceLabelCode"), conf).setInitialSize(400));
columns.add(new SubmitCancelColumn("submitCancel2", new ResourceModel("edit")));
return columns;
}
private int getIndex(MenuTreeNode node) {
MenuTreeNode parent = (MenuTreeNode) tree.getParentNode(node);
if (parent == null) {
return -1;
} else {
return parent.getChildren().indexOf(node);
}
}
private MenuTreeNode getSelected() {
if (!tree.getTreeState().getSelectedNodes().isEmpty()) {
MenuTreeNode node = (MenuTreeNode) tree.getTreeState().getSelectedNodes().iterator().next();
return node;
} else {
return (MenuTreeNode) treeModel.getRoot();
}
}
private void selectionChanged(AjaxRequestTarget target) {
if (target != null) {
target.add(links);
}
}
}