More refinement on paging and grid table view.

dlsc-software-consulting-gmbh · Dec 19, 2024 · 1067203 · 1067203
1 parent 1d77146
commit 1067203
Show file tree

Hide file tree

Showing 9 changed files with 428 additions and 46 deletions.
diff --git a/gemsfx-demo/src/main/java/com/dlsc/gemsfx/demo/PagingGridTableViewApp.java b/gemsfx-demo/src/main/java/com/dlsc/gemsfx/demo/PagingGridTableViewApp.java
@@ -46,7 +46,7 @@ public void start(Stage stage) {
 
         PagingGridTableView<Movie> pagingGridTableView = new PagingGridTableView<>();
         pagingGridTableView.setPrefWidth(800);
-        pagingGridTableView.setTotalItemCount(movies.size());
+        pagingGridTableView.totalItemCountProperty().bind(Bindings.createIntegerBinding(() -> simulateNoData.get() ? 0 : movies.size(), simulateNoData));
         pagingGridTableView.setPageSize(10);
         pagingGridTableView.setLoader(loadRequest -> {
             if (simulateDelayProperty.get()) {
@@ -56,8 +56,10 @@ public void start(Stage stage) {
                     throw new RuntimeException(e);
                 }
             }
+            if (simulateNoData.get()) {
+                return Collections.emptyList();
+            }
             int offset = loadRequest.getPage() * loadRequest.getPageSize();
-            System.out.println("offset: " + offset + ", size: " + loadRequest.getPageSize());
             return movies.subList(offset, Math.min(movies.size(), offset + loadRequest.getPageSize()));
         });
 

diff --git a/gemsfx-demo/src/main/java/com/dlsc/gemsfx/demo/SimplePagingGridTableViewApp.java b/gemsfx-demo/src/main/java/com/dlsc/gemsfx/demo/SimplePagingGridTableViewApp.java
@@ -0,0 +1,216 @@
+package com.dlsc.gemsfx.demo;
+
+import com.dlsc.gemsfx.PagingGridTableView;
+import com.dlsc.gemsfx.SimplePagingGridTableView;
+import com.dlsc.gemsfx.gridtable.GridTableColumn;
+import com.dlsc.gemsfx.util.StageManager;
+import com.fasterxml.jackson.core.type.TypeReference;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import javafx.application.Application;
+import javafx.application.Platform;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.IntegerProperty;
+import javafx.beans.property.SimpleBooleanProperty;
+import javafx.beans.property.SimpleIntegerProperty;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.geometry.Side;
+import javafx.scene.Scene;
+import javafx.scene.control.Button;
+import javafx.scene.control.CheckBox;
+import javafx.scene.control.ComboBox;
+import javafx.scene.layout.HBox;
+import javafx.scene.layout.VBox;
+import javafx.stage.Stage;
+import org.apache.commons.lang3.StringUtils;
+import org.scenicview.ScenicView;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+public class SimplePagingGridTableViewApp extends Application {
+
+    private final BooleanProperty simulateDelayProperty = new SimpleBooleanProperty(false);
+
+    private final BooleanProperty simulateNoData = new SimpleBooleanProperty(false);
+
+    private final IntegerProperty count = new SimpleIntegerProperty(55);
+
+    @Override
+    public void start(Stage stage) {
+        List<Movie> movies = parseMovieFiles().subList(0, 8);
+
+        SimplePagingGridTableView<Movie> pagingGridTableView = new SimplePagingGridTableView<>();
+        pagingGridTableView.setPrefWidth(800);
+        pagingGridTableView.setPageSize(10);
+        pagingGridTableView.getItems().setAll(movies);
+
+        GridTableColumn<Movie, Integer> indexColumn = new GridTableColumn<>("#");
+        GridTableColumn<Movie, String> titleColumn = new GridTableColumn<>("Title");
+        GridTableColumn<Movie, String> genreColumn = new GridTableColumn<>("Genre");
+        GridTableColumn<Movie, String> castColumn = new GridTableColumn<>("Cast");
+        GridTableColumn<Movie, Integer> yearColumn = new GridTableColumn<>("Year");
+
+        indexColumn.setCellValueFactory(movie -> movies.indexOf(movie) + 1);
+        titleColumn.setCellValueFactory(Movie::getTitle);
+        genreColumn.setCellValueFactory(Movie::getGenre);
+        castColumn.setCellValueFactory(Movie::getCast);
+        yearColumn.setCellValueFactory(Movie::getYear);
+
+        indexColumn.setMinWidth(50);
+        indexColumn.setPrefWidth(50);
+        indexColumn.setMaxWidth(50);
+        castColumn.setMaxWidth(500);
+
+        pagingGridTableView.getColumns().setAll(List.of(indexColumn, titleColumn, genreColumn, castColumn, yearColumn));
+
+        simulateNoData.addListener(it -> pagingGridTableView.reload());
+
+        Button scenicView = new Button("Scenic View");
+        scenicView.setOnAction(evt -> ScenicView.show(scenicView.getScene()));
+
+        CheckBox fillBox = new CheckBox("Fill last page");
+        fillBox.selectedProperty().bindBidirectional(pagingGridTableView.fillLastPageProperty());
+
+        CheckBox simulateDelay = new CheckBox("Simulate delay");
+        simulateDelay.selectedProperty().bindBidirectional(simulateDelayProperty);
+
+        CheckBox showPagingControls = new CheckBox("Show paging controls");
+        showPagingControls.selectedProperty().bindBidirectional(pagingGridTableView.showPagingControlsProperty());
+
+        ComboBox<Side> location = new ComboBox<>();
+        location.getItems().addAll(Side.TOP, Side.BOTTOM);
+        location.valueProperty().bindBidirectional(pagingGridTableView.pagingControlsLocationProperty());
+
+        Button clearSetData = new Button("Clear Set Data");
+        clearSetData.setOnAction(evt -> movies.clear());
+
+        Button reduceItemCount = new Button("Reduce Count");
+        reduceItemCount.setOnAction(evt -> count.set(count.get() - 1));
+
+        Button increaseItemCount = new Button("Increase Count");
+        increaseItemCount.setOnAction(evt -> count.set(count.get() + 1));
+
+        HBox settingsBox = new HBox(10, fillBox, simulateDelay, showPagingControls, location, clearSetData, reduceItemCount, increaseItemCount);
+        settingsBox.setAlignment(Pos.CENTER_LEFT);
+
+        VBox box = new VBox(20, pagingGridTableView, settingsBox, new PagingControlsSettingsView(pagingGridTableView), scenicView);
+        box.setPadding(new Insets(20));
+
+        Scene scene = new Scene(box);
+
+        scene.focusOwnerProperty().addListener(it -> System.out.println(scene.getFocusOwner()));
+
+        stage.setTitle("Simple Paging Grid Table View");
+        stage.setScene(scene);
+        stage.centerOnScreen();
+
+        StageManager.install(stage, "movie.table.view");
+        stage.show();
+
+        Platform.runLater(stage::sizeToScene);
+    }
+
+
+    public static class Movie {
+        public String title;
+        public int year;
+        public List<String> cast;
+        public List<String> genres;
+        public String href;
+        public String extract;
+        public String thumbnail;
+        public int thumbnail_width;
+        public int thumbnail_height;
+
+        @Override
+        public String toString() {
+            return "Movie{" +
+                    "title='" + title + '\'' +
+                    ", year=" + year +
+                    ", cast=" + cast +
+                    ", genres=" + genres +
+                    ", href='" + href + '\'' +
+                    ", extract='" + extract + '\'' +
+                    ", thumbnail='" + thumbnail + '\'' +
+                    ", thumbnail_width=" + thumbnail_width +
+                    ", thumbnail_height=" + thumbnail_height +
+                    '}';
+        }
+
+        public String getTitle() {
+            return title;
+        }
+
+        public int getYear() {
+            return year;
+        }
+
+        public String getHref() {
+            return href;
+        }
+
+        public String getExtract() {
+            return extract;
+        }
+
+        public String getThumbnail() {
+            return thumbnail;
+        }
+
+        public int getThumbnailWidth() {
+            return thumbnail_width;
+        }
+
+        public int getThumbnailHeight() {
+            return thumbnail_height;
+        }
+
+        public String getCast() {
+            return String.join(", ", cast);
+        }
+
+        public List<String> getCastList() {
+            return cast;
+        }
+
+        public String getGenre() {
+            return String.join(", ", genres);
+        }
+
+        public List<String> getGenreList() {
+            return genres;
+        }
+    }
+
+    private List<Movie> parseMovieFiles() {
+        List<Movie> movies = new ArrayList<>();
+        movies.addAll(parseMovieFile("movies-1970s.json"));
+        movies.addAll(parseMovieFile("movies-1980s.json"));
+        movies.addAll(parseMovieFile("movies-1990s.json"));
+        movies.addAll(parseMovieFile("movies-2000s.json"));
+        movies.addAll(parseMovieFile("movies-2010s.json"));
+        movies.addAll(parseMovieFile("movies-2020s.json"));
+        movies.removeIf(movie -> StringUtils.isEmpty(movie.getThumbnail()));
+        return movies;
+    }
+
+    private List<Movie> parseMovieFile(String name) {
+        ObjectMapper objectMapper = new ObjectMapper();
+
+        try {
+            return objectMapper.readValue(SimplePagingGridTableViewApp.class.getResource(name), new TypeReference<>() {
+            });
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        return Collections.emptyList();
+    }
+
+    public static void main(String[] args) {
+        launch();
+    }
+}
diff --git a/gemsfx/src/main/java/com/dlsc/gemsfx/PagingGridTableView.java b/gemsfx/src/main/java/com/dlsc/gemsfx/PagingGridTableView.java
@@ -25,6 +25,7 @@
 import javafx.geometry.Side;
 import javafx.scene.Node;
 import javafx.scene.control.Cell;
+import javafx.scene.control.Label;
 import javafx.scene.control.ListCell;
 import javafx.scene.control.ListView;
 import javafx.scene.control.MultipleSelectionModel;
@@ -37,6 +38,7 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
+import java.util.function.Consumer;
 
 public class PagingGridTableView<T> extends PagingControlBase {
 
@@ -102,6 +104,8 @@ public PagingGridTableView() {
                 throw new IllegalArgumentException("load delay must be >= 0");
             }
         });
+
+        setPlaceholder(new Label("No items"));
     }
 
     @Override
@@ -387,6 +391,25 @@ public final Node getPlaceholder() {
         return placeholder == null ? null : placeholder.get();
     }
 
+    private final ObjectProperty<Consumer<T>> onOpenItem = new SimpleObjectProperty<>(this, "onOpenItem");
+
+    public final Consumer<T> getOnOpenItem() {
+        return onOpenItem.get();
+    }
+
+    /**
+     * A callback for opening an item represented by a row in the table view.
+     *
+     * @return a callback for opening table items
+     */
+    public final ObjectProperty<Consumer<T>> onOpenItemProperty() {
+        return onOpenItem;
+    }
+
+    public final void setOnOpenItem(Consumer<T> onOpenItem) {
+        this.onOpenItem.set(onOpenItem);
+    }
+
     private final BooleanProperty usingScrollPane = new SimpleBooleanProperty(this, "usingScrollPane", false);
 
     public final boolean isUsingScrollPane() {