Examples with DataFlavor java.awt.datatransfer.DataFlavor used on opensource projects

Example 11 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project jabref by JabRef.

the class FileListEditorTransferHandler method importData.

@Override
public boolean importData(JComponent comp, Transferable t) {
    try {
        List<Path> files = new ArrayList<>();
        // This flavor is used for dragged file links in Windows:
        if (t.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
            @SuppressWarnings("unchecked") List<Path> transferedFiles = (List<Path>) t.getTransferData(DataFlavor.javaFileListFlavor);
            files.addAll(transferedFiles);
        }
        if (t.isDataFlavorSupported(urlFlavor)) {
            URL dropLink = (URL) t.getTransferData(urlFlavor);
            LOGGER.debug("URL: " + dropLink);
        }
        // under Gnome. The data consists of the file paths, one file per line:
        if (t.isDataFlavorSupported(stringFlavor)) {
            String dropStr = (String) t.getTransferData(stringFlavor);
            files.addAll(EntryTableTransferHandler.getFilesFromDraggedFilesString(dropStr));
        }
        SwingUtilities.invokeLater(() -> {
            for (Path file : files) {
                // Find the file's extension, if any:
                String name = file.toAbsolutePath().toString();
                FileHelper.getFileExtension(name).ifPresent(extension -> ExternalFileTypes.getInstance().getExternalFileTypeByExt(extension).ifPresent(fileType -> {
                    if (droppedFileHandler == null) {
                        droppedFileHandler = new DroppedFileHandler(frame, frame.getCurrentBasePanel());
                    }
                    droppedFileHandler.handleDroppedfile(name, fileType, entryContainer.getEntry());
                }));
            }
        });
        if (!files.isEmpty()) {
            // Found some files, return
            return true;
        }
    } catch (IOException ioe) {
        LOGGER.warn("Failed to read dropped data. ", ioe);
    } catch (UnsupportedFlavorException | ClassCastException ufe) {
        LOGGER.warn("Drop type error. ", ufe);
    }
    // all supported flavors failed
    StringBuilder logMessage = new StringBuilder("Cannot transfer input:");
    DataFlavor[] inflavs = t.getTransferDataFlavors();
    for (DataFlavor inflav : inflavs) {
        logMessage.append(' ').append(inflav);
    }
    LOGGER.warn(logMessage.toString());
    return false;
}

Example 12 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project JMRI by JMRI.

the class ControlPanelEditor method drop.

@SuppressWarnings("unchecked")
@Override
public void drop(DropTargetDropEvent evt) {
    try {
        //Point pt = evt.getLocation(); coords relative to entire window
        Point pt = _targetPanel.getMousePosition(true);
        Transferable tr = evt.getTransferable();
        if (log.isDebugEnabled()) {
            // avoid string building if not debug
            DataFlavor[] flavors = tr.getTransferDataFlavors();
            StringBuilder flavor = new StringBuilder();
            for (DataFlavor flavor1 : flavors) {
                flavor.append(flavor1.getRepresentationClass().getName()).append(", ");
            }
            log.debug("Editor Drop: flavor classes={}", flavor);
        }
        if (tr.isDataFlavorSupported(_positionableDataFlavor)) {
            Positionable item = (Positionable) tr.getTransferData(_positionableDataFlavor);
            if (item == null) {
                return;
            }
            item.setLocation(pt.x, pt.y);
            // now set display level in the pane.
            item.setDisplayLevel(item.getDisplayLevel());
            item.setEditor(this);
            putItem(item);
            item.updateSize();
            //if (_debug) log.debug("Drop positionable "+item.getNameString()+
            //                                    " as "+item.getClass().getName()+
            //                                    ", w= "+item.maxWidth()+", h= "+item.maxHeight());
            evt.dropComplete(true);
            return;
        } else if (tr.isDataFlavorSupported(_namedIconDataFlavor)) {
            NamedIcon newIcon = new NamedIcon((NamedIcon) tr.getTransferData(_namedIconDataFlavor));
            String url = newIcon.getURL();
            NamedIcon icon = NamedIcon.getIconByName(url);
            PositionableLabel ni = new PositionableLabel(icon, this);
            // infer a background icon from the size
            if (icon.getIconHeight() > 500 || icon.getIconWidth() > 600) {
                ni.setDisplayLevel(BKG);
            } else {
                ni.setDisplayLevel(ICONS);
            }
            ni.setLocation(pt.x, pt.y);
            ni.setEditor(this);
            putItem(ni);
            ni.updateSize();
            evt.dropComplete(true);
            return;
        } else if (tr.isDataFlavorSupported(DataFlavor.stringFlavor)) {
            String text = (String) tr.getTransferData(DataFlavor.stringFlavor);
            PositionableLabel l = new PositionableLabel(text, this);
            l.setSize(l.getPreferredSize().width, l.getPreferredSize().height);
            l.setDisplayLevel(LABELS);
            l.setLocation(pt.x, pt.y);
            l.setEditor(this);
            putItem(l);
            evt.dropComplete(true);
        } else if (tr.isDataFlavorSupported(_positionableListDataFlavor)) {
            List<Positionable> dragGroup = (List<Positionable>) tr.getTransferData(_positionableListDataFlavor);
            for (Positionable pos : dragGroup) {
                pos.setEditor(this);
                putItem(pos);
                pos.updateSize();
                log.debug("DnD Add {}", pos.getNameString());
            }
        } else {
            log.warn("Editor DropTargetListener  supported DataFlavors not avaialable at drop from " + tr.getClass().getName());
        }
    } catch (IOException ioe) {
        log.warn("Editor DropTarget caught IOException", ioe);
    } catch (UnsupportedFlavorException ufe) {
        log.warn("Editor DropTarget caught UnsupportedFlavorException", ufe);
    }
    log.debug("Editor DropTargetListener drop REJECTED!");
    evt.rejectDrop();
}

Example 13 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project JMRI by JMRI.

the class ClockItemPanel method addIconsToPanel.

@Override
protected void addIconsToPanel(HashMap<String, NamedIcon> iconMap) {
    _iconPanel = new JPanel();
    Iterator<Entry<String, NamedIcon>> it = iconMap.entrySet().iterator();
    while (it.hasNext()) {
        Entry<String, NamedIcon> entry = it.next();
        // make copy for possible reduction
        NamedIcon icon = new NamedIcon(entry.getValue());
        JPanel panel = new JPanel();
        String borderName = ItemPalette.convertText(entry.getKey());
        panel.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLineBorder(Color.black), borderName));
        try {
            JLabel label = new ClockDragJLabel(new DataFlavor(Editor.POSITIONABLE_FLAVOR));
            if (icon.getIconWidth() < 1 || icon.getIconHeight() < 1) {
                label.setText(Bundle.getMessage("invisibleIcon"));
                label.setForeground(Color.lightGray);
            } else {
                icon.reduceTo(100, 100, 0.2);
            }
            label.setIcon(icon);
            label.setName(borderName);
            panel.add(label);
        } catch (java.lang.ClassNotFoundException cnfe) {
            cnfe.printStackTrace();
        }
        _iconPanel.add(panel);
    }
    add(_iconPanel, 1);
}

Example 14 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project JMRI by JMRI.

the class MemoryItemPanel method makeDragIcon.

private JPanel makeDragIcon(JComponent mem, Type type) {
    JPanel panel = new JPanel();
    JPanel comp;
    try {
        comp = getDragger(new DataFlavor(Editor.POSITIONABLE_FLAVOR), type, mem);
        comp.setToolTipText(Bundle.getMessage("ToolTipDragIcon"));
    } catch (java.lang.ClassNotFoundException cnfe) {
        cnfe.printStackTrace();
        comp = new JPanel();
    }
    panel.add(comp);
    return panel;
}

Example 15 with DataFlavor

use of java.awt.datatransfer.DataFlavor in project JMRI by JMRI.

the class ControlPanelEditor method pasteFromClipboard.

private void pasteFromClipboard() {
    Clipboard clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();
    DataFlavor[] flavors = clipboard.getAvailableDataFlavors();
    for (DataFlavor flavor : flavors) {
        if (_positionableListDataFlavor.equals(flavor)) {
            try {
                @SuppressWarnings("unchecked") List<Positionable> clipGroup = (List<Positionable>) clipboard.getData(_positionableListDataFlavor);
                if (clipGroup != null && clipGroup.size() > 0) {
                    Positionable pos = clipGroup.get(0);
                    int minX = pos.getLocation().x;
                    int minY = pos.getLocation().y;
                    // locate group at mouse point
                    for (int i = 1; i < clipGroup.size(); i++) {
                        pos = clipGroup.get(i);
                        minX = Math.min(minX, pos.getLocation().x);
                        minY = Math.min(minY, pos.getLocation().y);
                    }
                    if (_pastePending) {
                        abortPasteItems();
                    }
                    _selectionGroup = new ArrayList<Positionable>();
                    for (int i = 0; i < clipGroup.size(); i++) {
                        pos = clipGroup.get(i);
                        // make positionable belong to this editor
                        pos.setEditor(this);
                        pos.setLocation(pos.getLocation().x + _anchorX - minX, pos.getLocation().y + _anchorY - minY);
                        // now set display level in the pane.
                        pos.setDisplayLevel(pos.getDisplayLevel());
                        putItem(pos);
                        pos.updateSize();
                        pos.setVisible(true);
                        _selectionGroup.add(pos);
                        if (pos instanceof PositionableIcon) {
                            jmri.NamedBean bean = pos.getNamedBean();
                            if (bean != null) {
                                ((PositionableIcon) pos).displayState(bean.getState());
                            }
                        } else if (pos instanceof MemoryIcon) {
                            ((MemoryIcon) pos).displayState();
                        } else if (pos instanceof PositionableJComponent) {
                            ((PositionableJComponent) pos).displayState();
                        }
                        log.debug("Paste Added at ({}, {})", pos.getLocation().x, pos.getLocation().y);
                    }
                }
                return;
            } catch (IOException ioe) {
                log.warn("Editor Paste caught IOException", ioe);
            } catch (UnsupportedFlavorException ufe) {
                log.warn("Editor Paste caught UnsupportedFlavorException", ufe);
            }
        }
    }
}