123 lines
3.3 KiB
Java
123 lines
3.3 KiB
Java
package app.controllers;
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import javafx.fxml.FXML;
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import javafx.scene.control.CheckBoxTreeItem;
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import javafx.scene.control.TreeItem;
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import javafx.scene.control.TreeView;
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import javafx.scene.input.MouseEvent;
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import java.io.File;
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import java.io.FileNotFoundException;
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import java.net.URL;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Optional;
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import java.util.ResourceBundle;
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import com.google.common.eventbus.EventBus;
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import com.google.common.eventbus.Subscribe;
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import app.events.OpenFileEvent;
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import app.events.OpenProjectEvent;
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import app.events.SaveFileEvent;
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import app.model.Model;
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import app.service.DialogBoxes;
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import app.service.FiletreeOperations;
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import javafx.fxml.Initializable;
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/**
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* An FXML controller that controls the Filetree
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*/
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public class FiletreeController implements Initializable, Controller {
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private EventBus eventBus;
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@FXML
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private TreeView<String> filetree;
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@Override
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public void initialize(URL url, ResourceBundle resourceBundle) {}
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@Override
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public void setEventBus(EventBus eventBus) {
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this.eventBus = eventBus;
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this.eventBus.register(this);
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}
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/**
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* Generate a tree structure of a directory, and set the filetree to
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* show the new tree
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*
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* @param rootDir Path to the directory to be the root of the tree
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*/
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private void showTree(Path rootDir) {
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CheckBoxTreeItem<String> root = new CheckBoxTreeItem<>(rootDir.getFileName().toString());
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filetree.setShowRoot(false);
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File fileInputChosen = rootDir.toFile();
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try {
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FiletreeOperations.generateTree(fileInputChosen, root);
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filetree.setRoot(root);
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} catch (Exception e) {
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Model.setProjectPath(Optional.empty());
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DialogBoxes.showErrorMessage(
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"Could not open folder.\n\n"
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+ "Do you have the right permissions for this folder?\n"
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+ "Or does the folder contain any shortcut to somewhere within itself?"
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);
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}
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}
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/**
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* Handles opening a file whenever a filetree item is clicked twice. */
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@FXML
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private void handleMouseClick(MouseEvent event) {
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if (event.getClickCount() == 2) {
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TreeItem<String> item = filetree.getSelectionModel().getSelectedItem();
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try {
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Path path = FiletreeOperations.getPathOfTreeItem(item);
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if (!Files.isDirectory(path)) {
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this.eventBus.post(new OpenFileEvent(Optional.ofNullable(path)));
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}
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} catch (FileNotFoundException e) {
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System.err.println("[ERROR] Could not find filepath from filetree");
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System.err.print(e);
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}
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}
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}
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/* ------------------------------------------------------------------------ */
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/* EVENT BUS LISTENERS */
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/* ------------------------------------------------------------------------ */
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/**
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* Updates the filetree whenever a new project is opened
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*
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* @param event
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*/
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@Subscribe
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private void handle(OpenProjectEvent event) {
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event.getPath().ifPresentOrElse(
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path -> this.showTree(path),
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() -> System.err.println("[ERROR] OpenProjectEvent was empty")
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);
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}
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/**
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* Updates the filetree whenever a new file gets saved
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*
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* @param event
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*/
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@Subscribe
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private void handle(SaveFileEvent event) {
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if (event.getIsNewFile())
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Model
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.getProjectPath()
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.ifPresent(path -> this.showTree(path));
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}
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}
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