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

Example 6 with ClipboardOwner

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

the class ExportToClipboardAction method run.

@Override
public void run() {
    BasePanel panel = frame.getCurrentBasePanel();
    if (panel == null) {
        return;
    }
    if (panel.getSelectedEntries().isEmpty()) {
        message = Localization.lang("This operation requires one or more entries to be selected.");
        getCallBack().update();
        return;
    }
    List<IExportFormat> exportFormats = new LinkedList<>(ExportFormats.getExportFormats().values());
    Collections.sort(exportFormats, (e1, e2) -> e1.getDisplayName().compareTo(e2.getDisplayName()));
    String[] exportFormatDisplayNames = new String[exportFormats.size()];
    for (int i = 0; i < exportFormats.size(); i++) {
        IExportFormat exportFormat = exportFormats.get(i);
        exportFormatDisplayNames[i] = exportFormat.getDisplayName();
    }
    JList<String> list = new JList<>(exportFormatDisplayNames);
    list.setBorder(BorderFactory.createEtchedBorder());
    list.setSelectionInterval(0, 0);
    list.setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
    int answer = JOptionPane.showOptionDialog(frame, list, Localization.lang("Select export format"), JOptionPane.YES_NO_OPTION, JOptionPane.QUESTION_MESSAGE, null, new String[] { Localization.lang("Export"), Localization.lang("Cancel") }, Localization.lang("Export"));
    if (answer == JOptionPane.NO_OPTION) {
        return;
    }
    IExportFormat format = exportFormats.get(list.getSelectedIndex());
    // Set the global variable for this database's file directory before exporting,
    // so formatters can resolve linked files correctly.
    // (This is an ugly hack!)
    Globals.prefs.fileDirForDatabase = frame.getCurrentBasePanel().getBibDatabaseContext().getFileDirectories(Globals.prefs.getFileDirectoryPreferences());
    File tmp = null;
    try {
        // To simplify the exporter API we simply do a normal export to a temporary
        // file, and read the contents afterwards:
        tmp = File.createTempFile("jabrefCb", ".tmp");
        tmp.deleteOnExit();
        List<BibEntry> entries = panel.getSelectedEntries();
        // Write to file:
        format.performExport(panel.getBibDatabaseContext(), tmp.getPath(), panel.getBibDatabaseContext().getMetaData().getEncoding().orElse(Globals.prefs.getDefaultEncoding()), entries);
        // Read the file and put the contents on the clipboard:
        StringBuilder sb = new StringBuilder();
        try (Reader reader = new InputStreamReader(new FileInputStream(tmp), panel.getBibDatabaseContext().getMetaData().getEncoding().orElse(Globals.prefs.getDefaultEncoding()))) {
            int s;
            while ((s = reader.read()) != -1) {
                sb.append((char) s);
            }
        }
        ClipboardOwner owner = (clipboard, content) -> {
        // Do nothing
        };
        RtfTransferable rs = new RtfTransferable(sb.toString());
        Toolkit.getDefaultToolkit().getSystemClipboard().setContents(rs, owner);
        message = Localization.lang("Entries exported to clipboard") + ": " + entries.size();
    } catch (Exception e) {
        //To change body of catch statement use File | Settings | File Templates.
        LOGGER.error("Error exporting to clipboard", e);
        message = Localization.lang("Error exporting to clipboard");
    } finally {
        // Clean up:
        if ((tmp != null) && !tmp.delete()) {
            LOGGER.info("Cannot delete temporary clipboard file");
        }
    }
}