TreeGrid with Row Editor (Ext GWT)
/*
* Ext GWT - Ext for GWT
* Copyright(c) 2007-2009, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.google.gwt.sample.hello.client;
import java.io.Serializable;
import java.util.Arrays;
import com.extjs.gxt.ui.client.Style.HorizontalAlignment;
import com.extjs.gxt.ui.client.data.BaseTreeModel;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.store.TreeStore;
import com.extjs.gxt.ui.client.widget.ContentPanel;
import com.extjs.gxt.ui.client.widget.LayoutContainer;
import com.extjs.gxt.ui.client.widget.form.TextField;
import com.extjs.gxt.ui.client.widget.grid.CellEditor;
import com.extjs.gxt.ui.client.widget.grid.ColumnConfig;
import com.extjs.gxt.ui.client.widget.grid.ColumnModel;
import com.extjs.gxt.ui.client.widget.grid.RowEditor;
import com.extjs.gxt.ui.client.widget.layout.FitLayout;
import com.extjs.gxt.ui.client.widget.layout.FlowLayout;
import com.extjs.gxt.ui.client.widget.treegrid.TreeGrid;
import com.extjs.gxt.ui.client.widget.treegrid.TreeGridCellRenderer;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Element;
import com.google.gwt.user.client.impl.WindowImplIE.Resources;
import com.google.gwt.user.client.ui.RootPanel;
public class Hello implements EntryPoint {
public void onModuleLoad() {
RootPanel.get().add(new RowEditorTreeGridExample());
}
}
class RowEditorTreeGridExample extends LayoutContainer {
@Override
protected void onRender(Element parent, int index) {
super.onRender(parent, index);
setLayout(new FlowLayout(10));
Folder model = getTreeModel();
TreeStore<ModelData> store = new TreeStore<ModelData>();
store.add(model.getChildren(), true);
ColumnConfig name = new ColumnConfig("name", "Name", 100);
name.setRenderer(new TreeGridCellRenderer<ModelData>());
TextField<String> text = new TextField<String>();
text.setAllowBlank(false);
name.setEditor(new CellEditor(text));
ColumnConfig author = new ColumnConfig("author", "Author", 100);
author.setEditor(new CellEditor(new TextField<String>()));
ColumnConfig size = new ColumnConfig("genre", "Genre", 100);
size.setEditor(new CellEditor(new TextField<String>()));
ColumnModel cm = new ColumnModel(Arrays.asList(name, author, size));
ContentPanel cp = new ContentPanel();
cp.setBodyBorder(false);
cp.setHeading("RowEditor TreeGrid");
cp.setButtonAlign(HorizontalAlignment.CENTER);
cp.setLayout(new FitLayout());
cp.setFrame(true);
cp.setSize(600, 300);
TreeGrid<ModelData> tree = new TreeGrid<ModelData>(store, cm);
tree.setBorders(true);
//tree.getStyle().setLeafIcon(Resources.ICONS.music());
tree.setSize(400, 400);
tree.setAutoExpandColumn("name");
tree.setTrackMouseOver(false);
RowEditor<ModelData> editor = new RowEditor<ModelData>();
tree.addPlugin(editor);
cp.add(tree);
add(cp);
}
public static Folder getTreeModel() {
Folder[] folders = new Folder[] {
new Folder("Beethoven",
new Folder[] {
new Folder("Quartets",
new Music[] {
new Music("Six String Quartets", "Beethoven", "Quartets"),
new Music("Three String Quartets", "Beethoven", "Quartets"),
new Music("Grosse Fugue for String Quartets", "Beethoven",
"Quartets"),}),
new Folder("Sonatas", new Music[] {
new Music("Sonata in A Minor", "Beethoven", "Sonatas"),
new Music("Sonata in F Major", "Beethoven", "Sonatas"),}),
new Folder("Concertos", new Music[] {
new Music("No. 1 - C", "Beethoven", "Concertos"),
new Music("No. 2 - B-Flat Major", "Beethoven", "Concertos"),
new Music("No. 3 - C Minor", "Beethoven", "Concertos"),
new Music("No. 4 - G Major", "Beethoven", "Concertos"),
new Music("No. 5 - E-Flat Major", "Beethoven", "Concertos"),}),
new Folder("Symphonies", new Music[] {
new Music("No. 1 - C Major", "Beethoven", "Symphonies"),
new Music("No. 2 - D Major", "Beethoven", "Symphonies"),
new Music("No. 3 - E-Flat Major", "Beethoven", "Symphonies"),
new Music("No. 4 - B-Flat Major", "Beethoven", "Symphonies"),
new Music("No. 5 - C Minor", "Beethoven", "Symphonies"),
new Music("No. 6 - F Major", "Beethoven", "Symphonies"),
new Music("No. 7 - A Major", "Beethoven", "Symphonies"),
new Music("No. 8 - F Major", "Beethoven", "Symphonies"),
new Music("No. 9 - D Minor", "Beethoven", "Symphonies"),}),}),
new Folder("Brahms",
new Folder[] {
new Folder("Concertos", new Music[] {
new Music("Violin Concerto", "Brahms", "Concertos"),
new Music("Double Concerto - A Minor", "Brahms", "Concertos"),
new Music("Piano Concerto No. 1 - D Minor", "Brahms", "Concertos"),
new Music("Piano Concerto No. 2 - B-Flat Major", "Brahms",
"Concertos"),}),
new Folder("Quartets",
new Music[] {
new Music("Piano Quartet No. 1 - G Minor", "Brahms", "Quartets"),
new Music("Piano Quartet No. 2 - A Major", "Brahms", "Quartets"),
new Music("Piano Quartet No. 3 - C Minor", "Brahms", "Quartets"),
new Music("String Quartet No. 3 - B-Flat Minor", "Brahms",
"Quartets"),}),
new Folder("Sonatas", new Music[] {
new Music("Two Sonatas for Clarinet - F Minor", "Brahms", "Sonatas"),
new Music("Two Sonatas for Clarinet - E-Flat Major", "Brahms",
"Sonatas"),}),
new Folder("Symphonies", new Music[] {
new Music("No. 1 - C Minor", "Brahms", "Symphonies"),
new Music("No. 2 - D Minor", "Brahms", "Symphonies"),
new Music("No. 3 - F Major", "Brahms", "Symphonies"),
new Music("No. 4 - E Minor", "Brahms", "Symphonies"),}),}),
new Folder("Mozart", new Folder[] {new Folder("Concertos", new Music[] {
new Music("Piano Concerto No. 12", "Mozart", "Concertos"),
new Music("Piano Concerto No. 17", "Mozart", "Concertos"),
new Music("Clarinet Concerto", "Mozart", "Concertos"),
new Music("Violin Concerto No. 5", "Mozart", "Concertos"),
new Music("Violin Concerto No. 4", "Mozart", "Concertos"),}),}),};
Folder root = new Folder("root");
for (int i = 0; i < folders.length; i++) {
root.add((Folder) folders[i]);
}
return root;
}
}
class Music extends BaseTreeModel {
public Music() {
}
public Music(String name) {
set("name", name);
}
public Music(String name, String author, String genre) {
set("name", name);
set("author", author);
set("genre", genre);
}
public String getName() {
return (String) get("name");
}
public String getAuthor() {
return (String) get("author");
}
public String getGenre() {
return (String) get("genre");
}
public String toString() {
return getName();
}
}
class Folder extends BaseTreeModel implements Serializable {
private static int ID = 0;
public Folder() {
set("id", ID++);
}
public Folder(String name) {
set("id", ID++);
set("name", name);
}
public Folder(String name, BaseTreeModel[] children) {
this(name);
for (int i = 0; i < children.length; i++) {
add(children[i]);
}
}
public Integer getId() {
return (Integer) get("id");
}
public String getName() {
return (String) get("name");
}
public String toString() {
return getName();
}
}
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