Example usage for java.awt.dnd DnDConstants ACTION

Introduction

In this page you can find the example usage for java.awt.dnd DnDConstants ACTION_MOVE.

Prototype

int ACTION_MOVE

To view the source code for java.awt.dnd DnDConstants ACTION_MOVE.

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Document

An int representing a "move" action.

Usage

From source file:com.igormaznitsa.sciareto.ui.editors.MMDEditor.java

@Override
public void dragEnter(@Nonnull final DropTargetDragEvent dtde) {
    this.dragAcceptableType = checkDragType(dtde);
    if (!this.dragAcceptableType) {
        dtde.rejectDrag();/*from   w  w  w.j a  v a 2s. c  o  m*/
    } else {
        dtde.acceptDrag(DnDConstants.ACTION_MOVE);
    }
    repaint();
}

From source file:com.igormaznitsa.sciareto.ui.editors.MMDEditor.java

@Override
public void dragOver(@Nonnull final DropTargetDragEvent dtde) {
    if (acceptOrRejectDragging(dtde)) {
        dtde.acceptDrag(DnDConstants.ACTION_MOVE);
    } else {//from w w w  . ja  v  a2 s . c  o  m
        dtde.rejectDrag();
    }
    repaint();
}

From source file:com.igormaznitsa.sciareto.ui.editors.MMDEditor.java

@Override
public void drop(@Nonnull final DropTargetDropEvent dtde) {

    dtde.acceptDrop(DnDConstants.ACTION_MOVE);
    File detectedFileObject = null;

    for (final DataFlavor df : dtde.getCurrentDataFlavors()) {
        final Class<?> representation = df.getRepresentationClass();
        if (FileTransferable.class.isAssignableFrom(representation)) {
            final FileTransferable t = (FileTransferable) dtde.getTransferable();
            final List<File> listOfFiles = t.getFiles();
            detectedFileObject = listOfFiles.isEmpty() ? null : listOfFiles.get(0);
            break;
        } else if (df.isFlavorJavaFileListType()) {
            try {
                final List list = (List) dtde.getTransferable().getTransferData(DataFlavor.javaFileListFlavor);
                if (list != null && !list.isEmpty()) {
                    detectedFileObject = (File) list.get(0);
                }//from  w  w  w.j  av a 2  s  .  c  o  m
                break;
            } catch (Exception ex) {
                LOGGER.error("Can't extract file from DnD", ex);
            }
        }
    }

    if (detectedFileObject != null) {
        addFileToElement(detectedFileObject, this.mindMapPanel.findTopicUnderPoint(dtde.getLocation()));
    }
}

From source file:FileTreeDropTarget.java

protected void transferDirectory(int action, File srcDir, File targetDirectory,
        FileTree.FileTreeNode targetNode) {
    DnDUtils.debugPrintln((action == DnDConstants.ACTION_COPY ? "Copy" : "Move") + " directory "
            + srcDir.getAbsolutePath() + " to " + targetDirectory.getAbsolutePath());

    // Do not copy a directory into itself or 
    // a subdirectory of itself.
    File parentDir = targetDirectory;
    while (parentDir != null) {
        if (parentDir.equals(srcDir)) {
            DnDUtils.debugPrintln("-- SUPPRESSED");
            return;
        }//w w w . j  a va 2s.com
        parentDir = parentDir.getParentFile();
    }

    // Copy the directory itself, then its contents

    // Create a File entry for the target
    String name = srcDir.getName();
    File newDir = new File(targetDirectory, name);
    if (newDir.exists()) {
        // Already exists - is it the same directory?
        if (newDir.equals(srcDir)) {
            // Exactly the same file - ignore
            return;
        }
    } else {
        // Directory does not exist - create it
        if (newDir.mkdir() == false) {
            // Failed to create - abandon this directory
            JOptionPane.showMessageDialog(tree,
                    "Failed to create target directory\n  " + newDir.getAbsolutePath(),
                    "Directory creation Failed", JOptionPane.ERROR_MESSAGE);
            return;
        }
    }

    // Add a node for the new directory
    if (targetNode != null) {
        targetNode = tree.addNode(targetNode, name);
    }

    // Now copy the directory content.
    File[] files = srcDir.listFiles();
    for (int i = 0; i < files.length; i++) {
        File f = files[i];
        if (f.isFile()) {
            transferFile(action, f, newDir, targetNode);
        } else if (f.isDirectory()) {
            transferDirectory(action, f, newDir, targetNode);
        }
    }

    // Remove the source directory after moving
    if (action == DnDConstants.ACTION_MOVE && System.getProperty("DnDExamples.allowRemove") != null) {
        srcDir.delete();
    }
}

From source file:net.sf.nmedit.jtheme.component.JTModuleContainer.java

public void copyMoveModules(DropTargetDropEvent dtde) {
    DataFlavor chosen = PDragDrop.ModuleSelectionFlavor;
    Transferable transfer = dtde.getTransferable();
    Object data = null;/*from w  w  w .  j  a va 2s  . c o  m*/

    try {
        // Get the data
        data = transfer.getTransferData(chosen);

        dtde.acceptDrop(dtde.getDropAction()
                & (DnDConstants.ACTION_MOVE | DnDConstants.ACTION_COPY | DnDConstants.ACTION_LINK));
    } catch (Throwable t) {
        if (log.isWarnEnabled()) {
            log.warn("copyMoveModules(DropTargetDropEvent=" + dtde + ") failed", t);
        }
        dtde.dropComplete(false);
        return;
    }

    if (data != null && data instanceof PModuleTransferData) {
        // Cast the data and create a nice module.
        PModuleTransferData tdata = ((PModuleTransferData) data);
        boolean isSamePatch = false;
        if (tdata.getSourcePatch() == getModuleContainer().getPatch())
            isSamePatch = true;

        //Point p = dtde.getLocation();

        int action = dtde.getDropAction();

        if ((action & DnDConstants.ACTION_MOVE) != 0 && isSamePatch) {
            MoveOperation op = tdata.getSourceModuleContainer().createMoveOperation();
            op.setDestination(getModuleContainer());
            executeOperationOnSelection(tdata, dtde.getLocation(), op);
        } else {
            copyModules(tdata, dtde.getLocation(), ((dtde.getDropAction() & DnDConstants.ACTION_LINK) != 0));
        }

    }
    dtde.dropComplete(true);
}

From source file:DragDropTreeExample.java

protected void transferFile(int action, File srcFile, File targetDirectory, FileTree.FileTreeNode targetNode) {
    DnDUtils.debugPrintln((action == DnDConstants.ACTION_COPY ? "Copy" : "Move") + " file "
            + srcFile.getAbsolutePath() + " to " + targetDirectory.getAbsolutePath());

    // Create a File entry for the target
    String name = srcFile.getName();
    File newFile = new File(targetDirectory, name);
    if (newFile.exists()) {
        // Already exists - is it the same file?
        if (newFile.equals(srcFile)) {
            // Exactly the same file - ignore
            return;
        }// w w  w .  j  a  v a 2s.co  m
        // File of this name exists in this directory
        if (copyOverExistingFiles == false) {
            int res = JOptionPane.showOptionDialog(tree,
                    "A file called\n   " + name + "\nalready exists in the directory\n   "
                            + targetDirectory.getAbsolutePath() + "\nOverwrite it?",
                    "File Exists", JOptionPane.DEFAULT_OPTION, JOptionPane.QUESTION_MESSAGE, null,
                    new String[] { "Yes", "Yes to All", "No", "Cancel" }, "No");
            switch (res) {
            case 1: // Yes to all
                copyOverExistingFiles = true;
            case 0: // Yes
                break;
            case 2: // No
                return;
            default: // Cancel
                throw new IllegalStateException("Cancelled");
            }
        }
    } else {
        // New file - create it
        try {
            newFile.createNewFile();
        } catch (IOException e) {
            JOptionPane.showMessageDialog(tree, "Failed to create new file\n  " + newFile.getAbsolutePath(),
                    "File Creation Failed", JOptionPane.ERROR_MESSAGE);
            return;
        }
    }

    // Copy the data and close file.
    BufferedInputStream is = null;
    BufferedOutputStream os = null;

    try {
        is = new BufferedInputStream(new FileInputStream(srcFile));
        os = new BufferedOutputStream(new FileOutputStream(newFile));
        int size = 4096;
        byte[] buffer = new byte[size];
        int len;
        while ((len = is.read(buffer, 0, size)) > 0) {
            os.write(buffer, 0, len);
        }
    } catch (IOException e) {
        JOptionPane.showMessageDialog(tree,
                "Failed to copy file\n  " + name + "\nto directory\n  " + targetDirectory.getAbsolutePath(),
                "File Copy Failed", JOptionPane.ERROR_MESSAGE);
        return;
    } finally {
        try {
            if (is != null) {
                is.close();
            }
            if (os != null) {
                os.close();
            }
        } catch (IOException e) {
        }
    }

    // Remove the source if this is a move operation.
    if (action == DnDConstants.ACTION_MOVE && System.getProperty("DnDExamples.allowRemove") != null) {
        srcFile.delete();
    }

    // Update the tree display
    if (targetNode != null) {
        tree.addNode(targetNode, name);
    }
}

From source file:org.jets3t.apps.uploader.Uploader.java

/**
 * Initialise the application's File drop targets for drag and drop copying of local files
 * to S3./*from  w  ww.j  ava2s. c  o  m*/
 *
 * @param dropTargetComponents
 * the components files can be dropped on to transfer them to S3
 */
private void initDropTarget(Component[] dropTargetComponents) {
    DropTargetListener dropTargetListener = new DropTargetListener() {

        private Border originalBorder = appContentPanel.getBorder();
        private Border dragOverBorder = BorderFactory.createBevelBorder(1);

        private boolean checkValidDrag(DropTargetDragEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrag(dtde.getDropAction());
                return true;
            } else {
                dtde.rejectDrag();
                return false;
            }
        }

        public void dragEnter(DropTargetDragEvent dtde) {
            if (checkValidDrag(dtde)) {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        appContentPanel.setBorder(dragOverBorder);
                    };
                });
            }
        }

        public void dragOver(DropTargetDragEvent dtde) {
            checkValidDrag(dtde);
        }

        public void dropActionChanged(DropTargetDragEvent dtde) {
            checkValidDrag(dtde);
        }

        public void dragExit(DropTargetEvent dte) {
            SwingUtilities.invokeLater(new Runnable() {
                public void run() {
                    appContentPanel.setBorder(originalBorder);
                };
            });
        }

        public void drop(DropTargetDropEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrop(dtde.getDropAction());
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        appContentPanel.setBorder(originalBorder);
                    };
                });

                try {
                    final List fileList = (List) dtde.getTransferable()
                            .getTransferData(DataFlavor.javaFileListFlavor);
                    if (fileList != null && fileList.size() > 0) {
                        if (checkProposedUploadFiles(fileList)) {
                            wizardStepForward();
                        }
                    }
                } catch (Exception e) {
                    String errorMessage = "Unable to accept dropped item";
                    log.error(errorMessage, e);
                    ErrorDialog.showDialog(ownerFrame, null, uploaderProperties.getProperties(), errorMessage,
                            e);
                }
            } else {
                dtde.rejectDrop();
            }
        }
    };

    // Attach drop target listener to each target component.
    for (int i = 0; i < dropTargetComponents.length; i++) {
        new DropTarget(dropTargetComponents[i], DnDConstants.ACTION_COPY, dropTargetListener, true);
    }
}

From source file:DragDropTreeExample.java

protected void transferDirectory(int action, File srcDir, File targetDirectory,
        FileTree.FileTreeNode targetNode) {
    DnDUtils.debugPrintln((action == DnDConstants.ACTION_COPY ? "Copy" : "Move") + " directory "
            + srcDir.getAbsolutePath() + " to " + targetDirectory.getAbsolutePath());

    // Do not copy a directory into itself or
    // a subdirectory of itself.
    File parentDir = targetDirectory;
    while (parentDir != null) {
        if (parentDir.equals(srcDir)) {
            DnDUtils.debugPrintln("-- SUPPRESSED");
            return;
        }//from   w ww . java2 s  .c  o m
        parentDir = parentDir.getParentFile();
    }

    // Copy the directory itself, then its contents

    // Create a File entry for the target
    String name = srcDir.getName();
    File newDir = new File(targetDirectory, name);
    if (newDir.exists()) {
        // Already exists - is it the same directory?
        if (newDir.equals(srcDir)) {
            // Exactly the same file - ignore
            return;
        }
    } else {
        // Directory does not exist - create it
        if (newDir.mkdir() == false) {
            // Failed to create - abandon this directory
            JOptionPane.showMessageDialog(tree,
                    "Failed to create target directory\n  " + newDir.getAbsolutePath(),
                    "Directory creation Failed", JOptionPane.ERROR_MESSAGE);
            return;
        }
    }

    // Add a node for the new directory
    if (targetNode != null) {
        targetNode = tree.addNode(targetNode, name);
    }

    // Now copy the directory content.
    File[] files = srcDir.listFiles();
    for (int i = 0; i < files.length; i++) {
        File f = files[i];
        if (f.isFile()) {
            transferFile(action, f, newDir, targetNode);
        } else if (f.isDirectory()) {
            transferDirectory(action, f, newDir, targetNode);
        }
    }

    // Remove the source directory after moving
    if (action == DnDConstants.ACTION_MOVE && System.getProperty("DnDExamples.allowRemove") != null) {
        srcDir.delete();
    }
}

From source file:org.jets3t.apps.cockpit.Cockpit.java

/**
 * Initialise the application's File drop targets for drag and drop copying of local files
 * to S3./*  w  ww  .  j a v a  2 s. com*/
 *
 * @param dropTargetComponents
 * the components files can be dropped on to transfer them to S3
 */
private void initDropTarget(JComponent[] dropTargetComponents) {
    DropTargetListener dropTargetListener = new DropTargetListener() {

        private boolean checkValidDrag(DropTargetDragEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrag(dtde.getDropAction());
                return true;
            } else {
                dtde.rejectDrag();
                return false;
            }
        }

        public void dragEnter(DropTargetDragEvent dtde) {
            if (checkValidDrag(dtde)) {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        objectsTable.requestFocusInWindow();
                    };
                });
            }
        }

        public void dragOver(DropTargetDragEvent dtde) {
            checkValidDrag(dtde);
        }

        public void dropActionChanged(DropTargetDragEvent dtde) {
            if (checkValidDrag(dtde)) {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        objectsTable.requestFocusInWindow();
                    };
                });
            } else {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        ownerFrame.requestFocusInWindow();
                    };
                });
            }
        }

        public void dragExit(DropTargetEvent dte) {
            SwingUtilities.invokeLater(new Runnable() {
                public void run() {
                    ownerFrame.requestFocusInWindow();
                };
            });
        }

        public void drop(DropTargetDropEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrop(dtde.getDropAction());
                try {
                    final List fileList = (List) dtde.getTransferable()
                            .getTransferData(DataFlavor.javaFileListFlavor);
                    if (fileList != null && fileList.size() > 0) {
                        uploadFiles((File[]) fileList.toArray(new File[fileList.size()]));
                    }
                } catch (Exception e) {
                    String message = "Unable to start accept dropped items";
                    log.error(message, e);
                    ErrorDialog.showDialog(ownerFrame, null, message, e);
                }
            } else {
                dtde.rejectDrop();
            }
        }
    };

    // Attach drop target listener to each target component.
    for (int i = 0; i < dropTargetComponents.length; i++) {
        new DropTarget(dropTargetComponents[i], DnDConstants.ACTION_COPY, dropTargetListener, true);
    }
}

From source file:org.jets3t.apps.cockpitlite.CockpitLite.java

/**
 * Initialise the application's File drop targets for drag and drop copying of local files
 * to S3.//from  w  w w.  j av  a2s  . c om
 *
 * @param dropTargetComponents
 * the components files can be dropped on to transfer them to S3
 */
private void initDropTarget(JComponent[] dropTargetComponents) {
    DropTargetListener dropTargetListener = new DropTargetListener() {

        private boolean checkValidDrag(DropTargetDragEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrag(dtde.getDropAction());
                return true;
            } else {
                dtde.rejectDrag();
                return false;
            }
        }

        public void dragEnter(DropTargetDragEvent dtde) {
            if (checkValidDrag(dtde)) {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        objectsTable.requestFocusInWindow();
                    };
                });
            }
        }

        public void dragOver(DropTargetDragEvent dtde) {
            checkValidDrag(dtde);
        }

        public void dropActionChanged(DropTargetDragEvent dtde) {
            if (checkValidDrag(dtde)) {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        objectsTable.requestFocusInWindow();
                    };
                });
            } else {
                SwingUtilities.invokeLater(new Runnable() {
                    public void run() {
                        ownerFrame.requestFocusInWindow();
                    };
                });
            }
        }

        public void dragExit(DropTargetEvent dte) {
            SwingUtilities.invokeLater(new Runnable() {
                public void run() {
                    ownerFrame.requestFocusInWindow();
                };
            });
        }

        public void drop(DropTargetDropEvent dtde) {
            if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)
                    && (DnDConstants.ACTION_COPY == dtde.getDropAction()
                            || DnDConstants.ACTION_MOVE == dtde.getDropAction())) {
                dtde.acceptDrop(dtde.getDropAction());
                try {
                    final List fileList = (List) dtde.getTransferable()
                            .getTransferData(DataFlavor.javaFileListFlavor);
                    if (fileList != null && fileList.size() > 0) {
                        new Thread() {
                            @Override
                            public void run() {
                                prepareForFilesUpload((File[]) fileList.toArray(new File[fileList.size()]));
                            }
                        }.start();
                    }
                } catch (Exception e) {
                    String message = "Unable to start accept dropped item(s)";
                    log.error(message, e);
                    ErrorDialog.showDialog(ownerFrame, null, cockpitLiteProperties.getProperties(), message, e);
                }
            } else {
                dtde.rejectDrop();
            }
        }
    };

    // Attach drop target listener to each target component.
    for (int i = 0; i < dropTargetComponents.length; i++) {
        new DropTarget(dropTargetComponents[i], DnDConstants.ACTION_COPY, dropTargetListener, true);
    }
}

Example usage for java.awt.dnd DnDConstants ACTION_MOVE

Introduction

Prototype

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Usage