import javafx.scene.layout.HBox;
import javafx.scene.layout.Pane;
import javafx.scene.layout.VBox;
import javafx.scene.media.Media;
import javafx.scene.media.MediaPlayer;
import javafx.scene.media.MediaPlayer.Status;
import javafx.scene.media.MediaView;
import javafx.stage.FileChooser;
import javafx.stage.FileChooser.ExtensionFilter;
import javafx.stage.Stage;
import javafx.util.Duration;
public class App extends Application {
private MediaView mediaView;
private Slider processSlider;
private static final Object AUTO = new Object(), MANUAL = new Object();
public static void main(String[] args) {
launch(args);
}
@Override
public void start(Stage primaryStage) throws Exception {
primaryStage.setTitle("javafx视频播放器");
BorderPane root = new BorderPane();
// 菜单栏
initMenu(root);
// 视频播放控件
mediaView = initMediaView(root);
// 视频功能控件
initMediaControllView(root);
primaryStage.setScene(new Scene(root, 600, 400));
primaryStage.setOnCloseRequest(event - System.exit(0));
primaryStage.show();
}
private MenuBar initMenu(final BorderPane parent) {
Menu menu = new Menu("菜单");
MenuItem item = new MenuItem("打开");
item.setOnAction(event - {
FileChooser chooser = new FileChooser();
chooser.setTitle("选择视频文件");
chooser.getExtensionFilters().add(new ExtensionFilter("视频文件", "*.mp4", "*.flv"));
File file = chooser.showOpenDialog(parent.getScene().getWindow());
if (file != null) {
MediaPlayer player = mediaView.getMediaPlayer();
// 关闭当前的player
if (player != null) {
player.stop();
player.dispose();
}
processSlider.setValue(0);
// 创建一个新的player并自动播放
player = new MediaPlayer(new Media(file.toURI().toString()));
player.currentTimeProperty().addListener(this::mediaProcessChanged);
player.setAutoPlay(true);
mediaView.setMediaPlayer(player);
}
});
menu.getItems().add(item);
item = new MenuItem("退出");
item.setOnAction(event - parent.getScene().getWindow().hide());
menu.getItems().add(item);
MenuBar menuBar = new MenuBar(menu);
parent.setTop(menuBar);
return menuBar;
}
private MediaView initMediaView(final BorderPane parent) {
MediaView view = new MediaView();
Pane pane = new Pane(view);
parent.setCenter(pane);
// 视频宽高可随着窗口变化而自动缩放
view.fitWidthProperty().bind(Bindings.selectDouble(view.parentProperty(), "width"));
view.fitHeightProperty().bind(Bindings.selectDouble(view.parentProperty(), "height"));
view.setPreserveRatio(true);
return view;
}
private void initMediaControllView(final BorderPane parent) {
VBox bottom = new VBox(10);
bottom.setAlignment(Pos.CENTER);
parent.setBottom(bottom);
Slider slider = new Slider(0, 100, 0);
slider.valueProperty().addListener(this::processSliderChanged);
//slider.setOnMouseClicked(this::processSliderClicked);
bottom.getChildren().add(slider);
processSlider = slider;
HBox hbox = new HBox(10);
bottom.getChildren().add(hbox);
hbox.setAlignment(Pos.CENTER);
Button btn = new Button(null, new ImageView(loadImage("pause.png")));
btn.setOnAction(this::pauseOrPlay);
hbox.getChildren().add(btn);
btn = new Button(null, new ImageView(loadImage("stop.png")));
btn.setOnAction(this::stopPlay);
hbox.getChildren().add(btn);
}
private static Image loadImage(String resPath) {
return new Image(Thread.currentThread().getContextClassLoader().getResourceAsStream(resPath));
}
private void pauseOrPlay(ActionEvent event) {
MediaPlayer player = mediaView.getMediaPlayer();
推荐阅读
- 经营餐厅类游戏排行榜大全,好玩的经营餐厅类游戏
- python字符串怎么去掉引号,python字符串去掉引号变成本来数据类型
- 幼儿益智小游戏警察捉小偷,儿童智力游戏警察抓小偷
- java代码需要编译,java中的程序代码都必须
- Python统计数量函数 python中如何统计个数
- oracle用rowid快速遍历全表的简单介绍
- sap有哪些部门,sap 行业
- 射击类网络游戏排名,射击类网络游戏排行榜
- c语言编程判断闰年函数 c语言判断闰年的条件