Пример #1
0
 /**
  * This method is activated on the Keystrokes we are listening to in this implementation. Here it
  * listens for Copy and Paste ActionCommands. Selections comprising non-adjacent cells result in
  * invalid selection and then copy action cannot be performed. Paste is done by aligning the upper
  * left corner of the selection with the 1st element in the current selection of the JTable.
  */
 public void actionPerformed(ActionEvent e) {
   if (e.getActionCommand().compareTo("Copy") == 0) {
     StringBuffer sbf = new StringBuffer();
     // Check to ensure we have selected only a contiguous block of
     // cells
     int numcols = jTable1.getSelectedColumnCount();
     int numrows = jTable1.getSelectedRowCount();
     int[] rowsselected = jTable1.getSelectedRows();
     int[] colsselected = jTable1.getSelectedColumns();
     if (!((numrows - 1 == rowsselected[rowsselected.length - 1] - rowsselected[0]
             && numrows == rowsselected.length)
         && (numcols - 1 == colsselected[colsselected.length - 1] - colsselected[0]
             && numcols == colsselected.length))) {
       JOptionPane.showMessageDialog(
           null, "Invalid Copy Selection", "Invalid Copy Selection", JOptionPane.ERROR_MESSAGE);
       return;
     }
     for (int i = 0; i < numrows; i++) {
       for (int j = 0; j < numcols; j++) {
         sbf.append(jTable1.getValueAt(rowsselected[i], colsselected[j]));
         if (j < numcols - 1) sbf.append("\t");
       }
       sbf.append("\n");
     }
     stsel = new StringSelection(sbf.toString());
     system = Toolkit.getDefaultToolkit().getSystemClipboard();
     system.setContents(stsel, stsel);
   }
   if (e.getActionCommand().compareTo("Paste") == 0) {
     System.out.println("Trying to Paste");
     int startRow = (jTable1.getSelectedRows())[0];
     int startCol = (jTable1.getSelectedColumns())[0];
     try {
       String trstring =
           (String) (system.getContents(this).getTransferData(DataFlavor.stringFlavor));
       System.out.println("String is:" + trstring);
       StringTokenizer st1 = new StringTokenizer(trstring, "\n");
       for (int i = 0; st1.hasMoreTokens(); i++) {
         rowstring = st1.nextToken();
         StringTokenizer st2 = new StringTokenizer(rowstring, "\t");
         for (int j = 0; st2.hasMoreTokens(); j++) {
           value = (String) st2.nextToken();
           if (startRow + i < jTable1.getRowCount() && startCol + j < jTable1.getColumnCount())
             jTable1.setValueAt(value, startRow + i, startCol + j);
           System.out.println(
               "Putting " + value + "at row = " + startRow + i + "column = " + startCol + j);
         }
       }
     } catch (Exception ex) {
       ex.printStackTrace();
     }
   }
 }
Пример #2
0
  @Override
  public void actionPerformed(ActionEvent axnEve) {
    Object obj = axnEve.getSource();

    if (obj == selectAllCB) {
      Boolean state;
      if (selectAllCB.isSelected()) {
        state = true;
        deleteBut.setVisible(true);
        if (Home.titlePan.getTitle().equals("Trash")) {
          restoreBut.setVisible(true);
        }
      } else {
        state = false;
        deleteBut.setVisible(false);
        if (Home.titlePan.getTitle().equals("Trash")) {
          restoreBut.setVisible(false);
        }
      }
      for (int i = 0; i < table.getRowCount(); i++) {
        table.setValueAt(state, i, 0);
      }
    } else if (obj == refreshBut || obj == backBut) {
      setContent(Home.titlePan.getTitle());
      backBut.setVisible(false);
    } else if (obj == deleteBut) {
      ArrayList selectedMessages = getSelectedMessages();
      if (selectedMessages.isEmpty()) {
        FootPan.setMessage(FootPan.NO_SELECTION_MESSAGE);
      } else {
        int option =
            JOptionPane.showConfirmDialog(
                Home.home.homeFrame,
                "Are You Sure?",
                "DELETE",
                JOptionPane.YES_NO_OPTION,
                JOptionPane.WARNING_MESSAGE);
        if (option == 0) {
          Database.deleteMessages(selectedMessages, Home.titlePan.getTitle());
          setContent(Home.titlePan.getTitle());
        }
      }
    } else if (obj == restoreBut) {
      ArrayList selectedMessages = getSelectedMessages();
      if (selectedMessages.isEmpty()) {
        FootPan.setMessage(FootPan.NO_SELECTION_MESSAGE);
      } else {
        int option =
            JOptionPane.showConfirmDialog(
                Home.home.homeFrame,
                "Are You Sure?",
                "RESTORE",
                JOptionPane.YES_NO_OPTION,
                JOptionPane.WARNING_MESSAGE);
        if (option == 0) {
          Database.restoreMessages(selectedMessages);
          setContent(Home.titlePan.getTitle());
        }
      }
    }
  }