private void dragConsume(DragEvent e, Consumer<DragEvent> c) {
List<File> files = e.getDragboard().getFiles();
if (files != null && !files.isEmpty()) {
c.accept(e);
}
e.consume();
}
@FXML
void dragDone(DragEvent event) {
/* the drag-and-drop gesture ended */
/* if the data was successfully moved, clear it */
if (event.getTransferMode() == TransferMode.MOVE) {}
event.consume();
}
@FXML
public void onDragOverFolder(DragEvent event) {
Dragboard dragboard = event.getDragboard();
if (dragboard.hasFiles()
&& dragboard.getFiles().size() == 1
&& dragboard.getFiles().get(0).isDirectory()) {
event.acceptTransferModes(TransferMode.COPY);
}
event.consume();
}
@FXML
public void onDragDroppedFile(DragEvent event) {
Dragboard dragboard = event.getDragboard();
this.targetFiles = dragboard.getFiles();
this.targetFilesLabel.setText(this.targetFiles.size() + " 件選択されています");
this.targetFilesLabel.setDisable(true);
this.filterTextField.setDisable(false);
this.filterTextField.requestFocus();
event.setDropCompleted(true);
event.consume();
}
@FXML
void dragOver(DragEvent event) {
/* data is dragged over the target */
/* accept it only if it is not dragged from the same node
* and if it has a string data */
if (event.getGestureSource() != imageView && event.getDragboard().hasString()) {
/* allow for both copying and moving, whatever user chooses */
event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
}
event.consume();
}
@FXML
void dragEntered(DragEvent event) {
/* the drag-and-drop gesture entered the target */
/* show to the user that it is an actual gesture target */
if (event.getGestureSource() != imageView && event.getDragboard().hasString()) {
ColorAdjust colorAdjust = new ColorAdjust();
colorAdjust.setBrightness(0.5);
imageView.setEffect(colorAdjust);
}
event.consume();
}
@FXML
public void onDragOverFile(DragEvent event) {
Dragboard dragboard = event.getDragboard();
if (dragboard.hasFiles()) {
boolean allFile = dragboard.getFiles().stream().allMatch(File::isFile);
if (allFile) {
event.acceptTransferModes(TransferMode.COPY);
}
}
event.consume();
}
@FXML
void dragExited(DragEvent event) {
/* mouse moved away, remove the graphical cues */
imageView.setEffect(null);
event.consume();
}
@FXML
void dragDropped(DragEvent event) {
/* data dropped */
/* if there is a string data on dragboard, read it and use it */
Dragboard db = event.getDragboard();
boolean success = false;
if (db.hasUrl()) {
imageView.setImage(new LocatedImage(db.getUrl()));
success = true;
}
/* let the source know whether the string was successfully
* transferred and used */
event.setDropCompleted(success);
event.consume();
}
@FXML
public void onDragDroppedFolder(DragEvent event) {
Dragboard dragboard = event.getDragboard();
File folder = dragboard.getFiles().get(0);
DestinationFolder dest = new DestinationFolder(folder);
if (this.repository.existsSameFolder(dest)) {
Alert alert = new Alert(AlertType.ERROR);
alert.setTitle("エラー");
alert.setHeaderText("既にフォルダが登録されています。");
alert.getDialogPane().setContentText(dest.getDestPath());
alert.show();
} else {
TextInputDialog dialog = new TextInputDialog();
dialog.setTitle("フォルダ追加");
dialog.setContentText("フォルダ名");
dialog.setHeaderText(dest.getDestPath());
dialog.getEditor().setText(dest.getName());
dialog.setOnCloseRequest(
e -> {
TextInputDialog d = (TextInputDialog) e.getTarget();
String result = d.getResult();
if (result != null) {
if (result.isEmpty()) {
Alert alert = new Alert(AlertType.ERROR);
alert.setTitle("エラー");
alert.setHeaderText("フォルダ名に空は指定できません。");
alert.show();
} else {
dest.setName(result);
this.repository.registerFolder(dest);
this.destinationFolders = repository.findAll();
this.refreshDestFolderListView();
}
}
});
dialog.show();
}
event.setDropCompleted(true);
event.consume();
}
/*
* Called either when the user clicks the 'paste' button, or when they drop
* files onto the scene overlay. Supports animating multiple files, or just
* accepting one file.
*/
private void checkBoard(Clipboard board, DragEvent de) {
// clean up from any previous runs
clear();
if (board == null) {
System.out.println("HelloImageClipboard: sorry - null Clipboard");
}
if (board.hasImage()) {
if (de != null) de.acceptTransferModes(TransferMode.ANY);
imageView.setImage(board.getImage());
if (de != null) de.setDropCompleted(true);
System.out.println("HelloImageClipboard: single image");
} else {
if (de != null) de.setDropCompleted(false);
System.out.println("HelloImageClipboard: sorry - no images on the Clipboard");
}
}
@FXML
public void webViewDragDropped(DragEvent event) {
Dragboard db = event.getDragboard();
boolean dropCompleted = false;
if (db.hasFiles()) {
File draggedFile = db.getFiles().get(0);
if (draggedFile.getName().toLowerCase().endsWith(".html")) {
try {
URL url = new URL("file", "", draggedFile.getAbsolutePath());
loadContent(url);
dropCompleted = true;
} catch (MalformedURLException ex) {
}
}
}
event.setDropCompleted(dropCompleted);
}
// If time allows. Implement drag and drop support for images.
@FXML
private void onImageDraggedDone(DragEvent event) {
System.out.println("Dragged done: " + event.getEventType());
}
@FXML
public void webViewDragOver(DragEvent event) {
event.acceptTransferModes(TransferMode.COPY_OR_MOVE);
}
