JavaFx应用实例

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IN NO EVENT SHALL THE COPYRIGHT * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ package com.fengsheng.demo.menusample; import java.util.AbstractMap.SimpleEntry; import java.util.Map.Entry; import javafx.application.Application; import javafx.beans.value.ObservableValue; import javafx.event.ActionEvent; import javafx.geometry.Insets; import javafx.geometry.Pos; import javafx.scene.Node; import javafx.scene.Scene; import javafx.scene.control.*; import javafx.scene.effect.DropShadow; import javafx.scene.effect.Effect; import javafx.scene.effect.Glow; import javafx.scene.effect.SepiaTone; import javafx.scene.image.Image; import javafx.scene.image.ImageView; import javafx.scene.input.*; import javafx.scene.layout.VBox; import javafx.scene.paint.Color; import javafx.scene.text.Font; import javafx.scene.text.TextAlignment; import javafx.stage.Stage; public class MenuSample extends Application { final PageData[] pages = new PageData[] { new PageData("Apple", "The apple is the pomaceous fruit of the apple tree, species Malus " + "domestica in the rose family (Rosaceae). It is one of the most " + "widely cultivated tree fruits, and the most widely known of " + "the many members of genus Malus that are used by humans. " + "The tree originated in Western Asia, where its wild ancestor, " + "the Alma, is still found today.", "Malus domestica"), new PageData("Hawthorn", "The hawthorn is a large genus of shrubs and trees in the rose family," + "Rosaceae, native to temperate regions of the Northern Hemisphere " + "in Europe, Asia and North America. The name hawthorn was " + "originally applied to the species native to northern Europe, " + "especially the Common Hawthorn C. monogyna, and the unmodified " + "name is often so used in Britain and Ireland.", "Crataegus monogyna"), new PageData("Ivy", "The ivy is a flowering plant in the grape family (Vitaceae) native to " + " eastern Asia in Japan, Korea, and northern and eastern China. " + "It is a deciduous woody vine growing to 30 m tall or more given " + "suitable support, attaching itself by means of numerous small " + "branched tendrils tipped with sticky disks.", "Parthenocissus tricuspidata"), new PageData("Quince", "The quince is the sole member of the genus Cydonia and is native to " + "warm-temperate southwest Asia in the Caucasus region. The " + "immature fruit is green with dense grey-white pubescence, most " + "of which rubs off before maturity in late autumn when the fruit " + "changes color to yellow with hard, strongly perfumed flesh.", "Cydonia oblonga") }; final String[] viewOptions = new String[] { "Title", "Binomial name", "Picture", "Description" }; final Entry<String, Effect>[] effects = new Entry[] { new SimpleEntry<>("Sepia Tone", new SepiaTone()), new SimpleEntry<>("Glow", new Glow()), new SimpleEntry<>("Shadow", new DropShadow()) }; final ImageView pic = new ImageView(); final Label name = new Label(); final Label binName = new Label(); final Label description = new Label(); private int currentIndex = -1; public static void main(String[] args) { launch(args); } @Override public void start(Stage stage) { stage.setTitle("Menu Sample"); Scene scene = new Scene(new VBox(), 400, 350); scene.setFill(Color.OLDLACE); name.setFont(new Font("Verdana Bold", 22)); binName.setFont(new Font("Arial Italic", 10)); pic.setFitHeight(150); pic.setPreserveRatio(true); description.setWrapText(true); description.setTextAlignment(TextAlignment.JUSTIFY); shuffle(); MenuBar menuBar = new MenuBar(); // --- Graphical elements final VBox vbox = new VBox(); vbox.setAlignment(Pos.CENTER); vbox.setSpacing(10); vbox.setPadding(new Insets(0, 10, 0, 10)); vbox.getChildren().addAll(name, binName, pic, description); // --- Menu File Menu menuFile = new Menu("File"); MenuItem add = new MenuItem("Shuffle", new ImageView(new Image("com/fengsheng/demo/menusample/new.png"))); add.setOnAction((ActionEvent t) -> { shuffle(); vbox.setVisible(true); }); MenuItem clear = new MenuItem("Clear"); clear.setAccelerator(KeyCombination.keyCombination("Ctrl+X")); clear.setOnAction((ActionEvent t) -> { vbox.setVisible(false); }); MenuItem exit = new MenuItem("Exit"); exit.setOnAction((ActionEvent t) -> { System.exit(0); }); menuFile.getItems().addAll(add, clear, new SeparatorMenuItem(), exit); // --- Menu Edit Menu menuEdit = new Menu("Edit"); Menu menuEffect = new Menu("Picture Effect"); final ToggleGroup groupEffect = new ToggleGroup(); for (Entry<String, Effect> effect : effects) { RadioMenuItem itemEffect = new RadioMenuItem(effect.getKey()); itemEffect.setUserData(effect.getValue()); itemEffect.setToggleGroup(groupEffect); menuEffect.getItems().add(itemEffect); } final MenuItem noEffects = new MenuItem("No Effects"); noEffects.setDisable(true); noEffects.setOnAction((ActionEvent t) -> { pic.setEffect(null); groupEffect.getSelectedToggle().setSelected(false); noEffects.setDisable(true); }); groupEffect.selectedToggleProperty().addListener( (ObservableValue<? extends Toggle> ov, Toggle old_toggle, Toggle new_toggle) -> { if (groupEffect.getSelectedToggle() != null) { Effect effect = (Effect) groupEffect.getSelectedToggle().getUserD