frontend/src/yukihane/inqubus/gui/DirectoryRegisterPanel.java

   1 package yukihane.inqubus.gui;
   2
   3 import java.awt.datatransfer.DataFlavor;
   4 import java.awt.datatransfer.Transferable;
   5 import java.awt.datatransfer.UnsupportedFlavorException;
   6 import java.awt.event.ActionEvent;
   7 import java.awt.event.ActionListener;
   8 import java.io.File;
   9 import java.io.IOException;
  10 import java.util.ArrayList;
  11 import java.util.List;
  12 import java.util.logging.Level;
  13 import java.util.logging.Logger;
  14 import javax.swing.DefaultListModel;
  15 import javax.swing.GroupLayout;
  16 import javax.swing.JButton;
  17 import javax.swing.JFileChooser;
  18 import javax.swing.JList;
  19 import javax.swing.JPanel;
  20 import javax.swing.JScrollPane;
  21 import javax.swing.LayoutStyle.ComponentPlacement;
  22 import javax.swing.TransferHandler;
  23
  24 /**
  25  *
  26  * @author yuki
  27  */
  28 class DirectoryRegisterPanel extends JPanel {
  29
  30     private static final long serialVersionUID = 1L;
  31     private final DefaultListModel<String> mdlSearchVideo = new DefaultListModel<>();
  32     private final JList<String> lstSearchVideo = new JList<>(mdlSearchVideo);
  33     private final JButton btnSearchVideoAdd = new JButton("追加...");
  34     private final JButton btnSearchVideoDel = new JButton("削除");
  35
  36     List<String> getAllElements() {
  37         List<String> res = new ArrayList<>(mdlSearchVideo.getSize());
  38         for (int i = 0; i < mdlSearchVideo.getSize(); i++) {
  39             res.add(mdlSearchVideo.get(i));
  40         }
  41         return res;
  42     }
  43
  44     void init(List<String> dirs) {
  45         mdlSearchVideo.clear();
  46         for (String s : dirs) {
  47             mdlSearchVideo.addElement(s);
  48         }
  49     }
  50
  51     DirectoryRegisterPanel() {
  52         lstSearchVideo.setTransferHandler(new DirectoryTransferHandler(mdlSearchVideo));
  53         btnSearchVideoAdd.addActionListener(new AddActionListener());
  54         btnSearchVideoDel.addActionListener(new DelActionListener());
  55
  56         final JScrollPane srcSearchVideo = new JScrollPane();
  57         srcSearchVideo.setViewportView(lstSearchVideo);
  58
  59         GroupLayout gl_pnlSearchVideo = new GroupLayout(this);
  60         setLayout(gl_pnlSearchVideo);
  61         gl_pnlSearchVideo.setHorizontalGroup(
  62             gl_pnlSearchVideo.createParallelGroup(GroupLayout.Alignment.LEADING)
  63             .addComponent(srcSearchVideo, GroupLayout.DEFAULT_SIZE, 419, Short.MAX_VALUE)
  64             .addGroup(GroupLayout.Alignment.TRAILING, gl_pnlSearchVideo.createSequentialGroup()
  65                 .addContainerGap(269, Short.MAX_VALUE)
  66                 .addComponent(btnSearchVideoAdd)
  67                 .addGap(18, 18, 18)
  68                 .addComponent(btnSearchVideoDel)
  69                 .addContainerGap())
  70         );
  71         gl_pnlSearchVideo.setVerticalGroup(
  72             gl_pnlSearchVideo.createParallelGroup(GroupLayout.Alignment.LEADING)
  73             .addGroup(gl_pnlSearchVideo.createSequentialGroup()
  74                 .addComponent(srcSearchVideo, GroupLayout.PREFERRED_SIZE, 100, Short.MAX_VALUE)
  75                 .addPreferredGap(ComponentPlacement.RELATED)
  76                 .addGroup(gl_pnlSearchVideo.createParallelGroup(GroupLayout.Alignment.BASELINE)
  77                     .addComponent(btnSearchVideoDel)
  78                     .addComponent(btnSearchVideoAdd))
  79             )
  80         );
  81     }
  82
  83     private class AddActionListener implements ActionListener {
  84
  85         @Override
  86         public void actionPerformed(ActionEvent e) {
  87             final JFileChooser ch = new JFileChooser();
  88             ch.setFileSelectionMode(JFileChooser.DIRECTORIES_ONLY);
  89             final int selected = ch.showOpenDialog(DirectoryRegisterPanel.this);
  90             if (selected == JFileChooser.APPROVE_OPTION) {
  91                 final File dir = ch.getSelectedFile();
  92                 mdlSearchVideo.addElement(dir.getPath());
  93             }
  94         }
  95     }
  96
  97     private class DelActionListener implements ActionListener {
  98
  99         @Override
 100         public void actionPerformed(ActionEvent e) {
 101             final int idx = lstSearchVideo.getSelectedIndex();
 102             mdlSearchVideo.removeElementAt(idx);
 103         }
 104     }
 105 }
 106
 107 class DirectoryTransferHandler extends TransferHandler {
 108
 109     private static final long serialVersionUID = 1L;
 110     private static final Logger logger = Logger.getLogger(DirectoryTransferHandler.class.getName());
 111     private final DefaultListModel<String> model;
 112
 113     DirectoryTransferHandler(DefaultListModel<String> model) {
 114         this.model = model;
 115     }
 116
 117     @Override
 118     public boolean canImport(TransferHandler.TransferSupport support) {
 119         Transferable transferable = support.getTransferable();
 120         if (transferable.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
 121             return true;
 122         }
 123         return false;
 124     }
 125
 126     @Override
 127     public boolean importData(TransferHandler.TransferSupport support) {
 128         boolean res = false;
 129         try {
 130             Transferable transferable = support.getTransferable();
 131             if (transferable.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
 132                 @SuppressWarnings("unchecked")
 133                 final List<File> data = (List<File>) transferable.getTransferData(DataFlavor.javaFileListFlavor);
 134                 for (File f : data) {
 135                     if (f.isDirectory()) {
 136                         model.addElement(f.getPath());
 137                         res = true;
 138                     }
 139                 }
 140             }
 141             return res;
 142         } catch (UnsupportedFlavorException | IOException e) {
 143             logger.log(Level.SEVERE, null, e);
 144             return res;
 145         }
 146     }
 147 }