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

Example 41 with DataFlavor

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

the class ControlPanelEditor method makeDataFlavors.

/**
     * ************************** DnD *************************************
     */
protected void makeDataFlavors() {
    //        _targetPanel.setTransferHandler(new DnDIconHandler(this));
    try {
        _positionableDataFlavor = new DataFlavor(POSITIONABLE_FLAVOR);
        _namedIconDataFlavor = new DataFlavor(ImageIndexEditor.IconDataFlavorMime);
        _positionableListDataFlavor = new DataFlavor(List.class, "JComponentList");
    } catch (ClassNotFoundException cnfe) {
        cnfe.printStackTrace();
    }
    new DropTarget(this, DnDConstants.ACTION_COPY_OR_MOVE, this);
}

Example 42 with DataFlavor

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

the class SignalMastItemPanel method makeDndIconPanel.

@Override
protected void makeDndIconPanel(HashMap<String, NamedIcon> iconMap, String displayKey) {
    if (_update) {
        return;
    }
    _dragIconPanel.setToolTipText(Bundle.getMessage("ToolTipDragIcon"));
    NamedIcon icon = getDragIcon();
    JPanel panel = new JPanel();
    String borderName = ItemPalette.convertText("dragToPanel");
    panel.setBorder(BorderFactory.createTitledBorder(BorderFactory.createLineBorder(Color.black), borderName));
    JLabel label;
    try {
        label = getDragger(new DataFlavor(Editor.POSITIONABLE_FLAVOR), icon);
        label.setToolTipText(Bundle.getMessage("ToolTipDragIcon"));
    } catch (java.lang.ClassNotFoundException cnfe) {
        cnfe.printStackTrace();
        label = new JLabel();
    }
    label.setName(borderName);
    panel.add(label);
    int width = Math.max(100, panel.getPreferredSize().width);
    panel.setPreferredSize(new java.awt.Dimension(width, panel.getPreferredSize().height));
    panel.setToolTipText(Bundle.getMessage("ToolTipDragIcon"));
    _dragIconPanel.add(panel);
}

Example 43 with DataFlavor

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

the class CatalogPanel method setIcons.

/**
     * Display the icons in the preview panel
     */
private String setIcons() {
    Thread.UncaughtExceptionHandler exceptionHandler = Thread.getDefaultUncaughtExceptionHandler();
    resetPanel();
    CatalogTreeNode node = getSelectedNode();
    if (node == null) {
        return null;
    }
    List<CatalogTreeLeaf> leaves = node.getLeaves();
    if (leaves == null) {
        return null;
    }
    int numCol = 1;
    while (numCol * numCol < leaves.size()) {
        numCol++;
    }
    if (numCol > 1) {
        numCol--;
    }
    int numRow = leaves.size() / numCol;
    boolean newCol = false;
    _noMemory = false;
    // VM launches another thread to run ImageFetcher.
    // This handler will catch memory exceptions from that thread
    Thread.setDefaultUncaughtExceptionHandler(new MemoryExceptionHandler());
    GridBagLayout gridbag = new GridBagLayout();
    _preview.setLayout(gridbag);
    GridBagConstraints c = new GridBagConstraints();
    c.fill = GridBagConstraints.NONE;
    c.anchor = GridBagConstraints.CENTER;
    c.weightx = 1.0;
    c.weighty = 1.0;
    c.gridy = 0;
    c.gridx = -1;
    for (int i = 0; i < leaves.size(); i++) {
        if (_noMemory) {
            continue;
        }
        CatalogTreeLeaf leaf = leaves.get(i);
        NamedIcon icon = new NamedIcon(leaf.getPath(), leaf.getName());
        double scale = icon.reduceTo(ICON_WIDTH, ICON_HEIGHT, ICON_SCALE);
        if (_noMemory) {
            continue;
        }
        if (c.gridx < numCol) {
            c.gridx++;
        } else if (c.gridy < numRow) {
            //start next row
            c.gridy++;
            if (!newCol) {
                c.gridx = 0;
            }
        } else if (!newCol) {
            // start new column
            c.gridx++;
            numCol++;
            c.gridy = 0;
            newCol = true;
        } else {
            // start new row
            c.gridy++;
            numRow++;
            c.gridx = 0;
            newCol = false;
        }
        c.insets = new Insets(5, 5, 0, 0);
        JLabel nameLabel;
        if (_noDrag) {
            nameLabel = new JLabel();
        } else {
            try {
                nameLabel = new DragJLabel(new DataFlavor(ImageIndexEditor.IconDataFlavorMime));
            } catch (java.lang.ClassNotFoundException cnfe) {
                log.warn("Unable to create drag label", cnfe);
                continue;
            }
        }
        //            nameLabel.setText(leaf.getName());
        nameLabel.setName(leaf.getName());
        //            nameLabel.setVerticalTextPosition(JLabel.TOP);
        nameLabel.setBackground(_currentBackground);
        nameLabel.setIcon(icon);
        JPanel p = new JPanel();
        p.setLayout(new BoxLayout(p, BoxLayout.Y_AXIS));
        p.add(nameLabel);
        JLabel label = new JLabel(Bundle.getMessage("scale", CatalogPanel.printDbl(scale, 2)));
        p.add(label);
        label = new JLabel(leaf.getName());
        p.add(label);
        if (_noDrag) {
            p.addMouseListener(this);
        }
        gridbag.setConstraints(p, c);
        _preview.add(p);
        if (log.isDebugEnabled()) {
            log.debug("{} inserted at ({}, {})", leaf.getName(), c.gridx, c.gridy);
        }
    }
    c.gridy++;
    c.gridx++;
    JLabel bottom = new JLabel();
    gridbag.setConstraints(bottom, c);
    _preview.add(bottom);
    Thread.setDefaultUncaughtExceptionHandler(exceptionHandler);
    return Bundle.getMessage("numImagesInNode", node.getUserObject(), leaves.size());
}

Example 44 with DataFlavor

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

the class DnDStringImportHandler method importData.

@Override
public boolean importData(JComponent comp, Transferable tr) {
    //if (log.isDebugEnabled()) log.debug("DnDStringImportHandler.importData ");
    DataFlavor[] flavors = tr.getTransferDataFlavors();
    if (!canImport(comp, flavors)) {
        return false;
    }
    try {
        String data = (String) tr.getTransferData(DataFlavor.stringFlavor);
        JTextField field = (JTextField) comp;
        field.setText(data);
        //Notify listeners drop happened
        field.firePropertyChange("DnDrop", 0, 1);
        return true;
    } catch (UnsupportedFlavorException ufe) {
        log.warn("DnDStringImportHandler.importData: " + ufe.getMessage());
    } catch (IOException ioe) {
        log.warn("DnDStringImportHandler.importData: " + ioe.getMessage());
    }
    return false;
}

Example 45 with DataFlavor

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

the class FileDrop method isDragOk.

// end dropListener
/**
     * Determine if the dragged data is a file list.
     */
private boolean isDragOk(final java.io.PrintStream out, final java.awt.dnd.DropTargetDragEvent evt) {
    boolean ok = false;
    // Get data flavors being dragged
    java.awt.datatransfer.DataFlavor[] flavors = evt.getCurrentDataFlavors();
    // See if any of the flavors are a file list
    int i = 0;
    while (!ok && i < flavors.length) {
        // BEGIN 2007-09-12 Nathan Blomquist -- Linux (KDE/Gnome) support added.
        // Is the flavor a file list?
        final DataFlavor curFlavor = flavors[i];
        if (curFlavor.equals(java.awt.datatransfer.DataFlavor.javaFileListFlavor) || curFlavor.isRepresentationClassReader()) {
            ok = true;
        }
        // END 2007-09-12 Nathan Blomquist -- Linux (KDE/Gnome) support added.
        i++;
    }
    // If logging is enabled, show data flavors
    if (out != null) {
        if (flavors.length == 0) {
            log(out, "FileDrop: no data flavors.");
        }
        for (i = 0; i < flavors.length; i++) {
            log(out, flavors[i].toString());
        }
    }
    return ok;
}