diff options
Diffstat (limited to 'demos')
| -rw-r--r-- | demos/org.eclipse.fx.ui.controls.sample/src/org/eclipse/fx/ui/controls/sample/SortableTreeItemSample.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/demos/org.eclipse.fx.ui.controls.sample/src/org/eclipse/fx/ui/controls/sample/SortableTreeItemSample.java b/demos/org.eclipse.fx.ui.controls.sample/src/org/eclipse/fx/ui/controls/sample/SortableTreeItemSample.java new file mode 100644 index 000000000..6a7c484a2 --- /dev/null +++ b/demos/org.eclipse.fx.ui.controls.sample/src/org/eclipse/fx/ui/controls/sample/SortableTreeItemSample.java @@ -0,0 +1,193 @@ +package org.eclipse.fx.ui.controls.sample;
+
+import javafx.application.Application;
+import javafx.beans.binding.Bindings;
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
+import javafx.scene.Node;
+import javafx.scene.Parent;
+import javafx.scene.Scene;
+import javafx.scene.control.CheckBox;
+import javafx.scene.control.TitledPane;
+import javafx.scene.control.ToggleButton;
+import javafx.scene.control.ToggleGroup;
+import javafx.scene.control.TreeView;
+import javafx.scene.layout.BorderPane;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.Priority;
+import javafx.scene.layout.VBox;
+import javafx.stage.Stage;
+
+import org.eclipse.fx.ui.controls.tree.SortableTreeItem;
+import org.eclipse.fx.ui.controls.tree.TreeItemComparator;
+
+public class SortableTreeItemSample extends Application {
+
+ public static void main(String[] args) {
+ launch(args);
+ }
+
+ private ToggleGroup sortGroup;
+ private CheckBox cbReverse;
+
+ @Override
+ public void start(Stage stage) throws Exception {
+ try {
+ Parent root = createContents();
+ Scene scene = new Scene(root, 800, 600);
+ stage.setScene(scene);
+ stage.show();
+ } catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+
+ private Parent createContents() {
+ VBox vbox = new VBox(6);
+ vbox.getChildren().add(createInputPane());
+ Node demoPane = createDemoPane();
+ VBox.setVgrow(demoPane, Priority.ALWAYS);
+ vbox.getChildren().add(demoPane);
+ return new BorderPane(vbox);
+ }
+
+ private Node createInputPane() {
+ sortGroup = new ToggleGroup();
+
+ ToggleButton noSort = new ToggleButton("not sorting");
+ noSort.setUserData("noSort");
+ noSort.setToggleGroup(sortGroup);
+ noSort.setSelected(true);
+ ToggleButton byLastName = new ToggleButton("sort by last name");
+ byLastName.setUserData("byLastName");
+ byLastName.setToggleGroup(sortGroup);
+ ToggleButton byFirstName = new ToggleButton("sort by first name");
+ byFirstName.setUserData("byFirstName");
+ byFirstName.setToggleGroup(sortGroup);
+
+ HBox hbox = new HBox();
+ hbox.getChildren().addAll(noSort, byLastName, byFirstName);
+
+ cbReverse = new CheckBox("reverse");
+ cbReverse.setMaxHeight(Double.MAX_VALUE);
+ cbReverse.disableProperty().bind(Bindings.createBooleanBinding(() -> {
+ return sortGroup.getSelectedToggle() == null || sortGroup.getSelectedToggle().getUserData().equals("noSort");
+ }, sortGroup.selectedToggleProperty()));
+
+ HBox pane = new HBox(6);
+ pane.getChildren().addAll(hbox, cbReverse);
+
+ TitledPane result = new TitledPane("Sort Options", pane);
+ result.setCollapsible(false);
+ return result;
+ }
+
+ private Node createDemoPane() {
+ HBox hbox = new HBox(6);
+ Node sortedTree = createSortedTree();
+ HBox.setHgrow(sortedTree, Priority.ALWAYS);
+ hbox.getChildren().add(sortedTree);
+ return hbox;
+ }
+
+ private Node createSortedTree() {
+ SortableTreeItem<Actor> root = getTreeModel();
+ root.comparatorProperty().bind(Bindings.createObjectBinding(() -> {
+ switch ((String)sortGroup.getSelectedToggle().getUserData()) {
+ case "noSort":
+ return null;
+ case "byLastName":
+ return TreeItemComparator.create((actor1, actor2) -> {
+ int result = actor1.lastname.compareToIgnoreCase(actor2.lastname);
+ return cbReverse.isSelected() ? result * -1 : result;
+ });
+ case "byFirstName":
+ return TreeItemComparator.create((actor1, actor2) -> {
+ int result = 0;
+ if (actor1.firstname == null)
+ result = -1;
+ else if (actor2.firstname == null)
+ result = 1;
+ else
+ result = actor1.firstname.compareToIgnoreCase(actor2.firstname);
+ return cbReverse.isSelected() ? result * -1 : result;
+ });
+ }
+ return null;
+ }, sortGroup.selectedToggleProperty(), cbReverse.selectedProperty()));
+
+ TreeView<Actor> treeView = new TreeView<>(root);
+ treeView.setShowRoot(false);
+
+ TitledPane pane = new TitledPane("Filtered TreeView", treeView);
+ pane.setCollapsible(false);
+ pane.setMaxHeight(Double.MAX_VALUE);
+ return pane;
+ }
+
+ private SortableTreeItem<Actor> getTreeModel() {
+ SortableTreeItem<Actor> root = new SortableTreeItem<>(new Actor("Root"));
+ SortableTreeItem<Actor> folder1 = createFolder("Folder 1");
+ folder1.setExpanded(true);
+ root.getInternalChildren().add(folder1);
+ root.getInternalChildren().add(createFolder("Folder 2"));
+ root.getInternalChildren().add(createFolder("Folder 3"));
+ return root;
+ }
+
+ private SortableTreeItem<Actor> createFolder(String name) {
+ SortableTreeItem<Actor> folder = new SortableTreeItem<>(new Actor(name));
+ getActorList().forEach(actor -> folder.getInternalChildren().add(new SortableTreeItem<>(actor)));
+ return folder;
+ }
+
+ private Iterable<Actor> getActorList() {
+ ObservableList<Actor> actorList = FXCollections.observableArrayList(
+ new Actor("Jack", "Nicholson"),
+ new Actor("Marlon", "Brando"),
+ new Actor("Robert", "De Niro"),
+ new Actor("Al", "Pacino"),
+ new Actor("Daniel","Day-Lewis"),
+ new Actor("Dustin", "Hoffman"),
+ new Actor("Tom", "Hanks"),
+ new Actor("Anthony", "Hopkins"),
+ new Actor("Paul", "Newman"),
+ new Actor("Denzel", "Washington"),
+ new Actor("Spencer", "Tracy"),
+ new Actor("Laurence", "Olivier"),
+ new Actor("Jack", "Lemmon"),
+ new Actor("Jeff", "Bridges"),
+ new Actor("James", "Stewart"),
+ new Actor("Sean", "Penn"),
+ new Actor("Michael", "Caine"),
+ new Actor("Morgan", "Freeman"),
+ new Actor("Robert", "Duvall"),
+ new Actor("Gene", "Hackman"),
+ new Actor("Clint", "Eastwood"),
+ new Actor("Gregory", "Peck"),
+ new Actor("Robin", "Williams"),
+ new Actor("Ben", "Kingsley"),
+ new Actor("Philip", "Seymour Hoffman"));
+ return actorList;
+ }
+
+ private static class Actor {
+ public String firstname;
+ public String lastname;
+
+ public Actor(String string) {
+ this.lastname = string;
+ }
+
+ public Actor(String firstname, String lastname) {
+ this.firstname = firstname;
+ this.lastname = lastname;
+ }
+
+ @Override
+ public String toString() {
+ return firstname == null ? lastname : firstname + " " + lastname;
+ }
+ }
+
+}
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