jtable

can i add the combobox into particular cell of the JTable?

I want to add combobox into a cell of JTable. model=new DefaultTableModel(data,col); JTableHeader head=new JTableHeader(); head.setBackground(Color.BLUE); table=new JTable(model); table.add(head); JComboBox combo = new JComboBox(); combo.addItem("Names"); combo.addItem("Antony"); combo.addItem("Victor"); ...

JTable.setRowHeight prevents me from adding more rows

I'm working on a pretty simple Java app in order to learn more about JTables, TableModels, and custom cell renderers. The table is a simple table with 8 columns only with text in them. When you click on an "add" button, a dialog pops up and lets you enter the data for the columns. Now to my problem. One of the columns (the last one) ...

How can I create a JTable where the first column is always in the JScrollPane viewport?

What's the best way to set up a table in a JScrollPane such that the first column is always on the screen in the same position regardless of horizontal scrolling and overlaps columns that pass underneath? When the scrollbar is at the farthest left, the columns look normal, but as the user scrolls to the right, the secondary columns (2...

Creating JTable Row Header

Hi all, I'm new to JTable.I'm working in Swings using JTable & Toplink(JPA). I have two buttons "add Row", "Del Row" and I have some records displayed from db. when ever "add row" is clicked a new record, row header should be added to JTable with an auto increment number displayed in sequential order to the JTable Row Header. During de...

Cannot bind text field to selected item in JTable in NetBeans

I am trying to use NetBeans to bind a JTextField to the selected element of a JTable. The JTable gets its data from an AbstractTableModel subclass which returns Cow objects. At present, each Cow object is displayed as a String through its toString method. I am trying to bind the text property of the JTextField to the name property of ...

Java, Sychronize JTable and ResultSet

Hello, I have JTable, And AbstarctDataModel with fill(ResultSet rs) methods. How to correct synchronize cursor of JTable with ResultSet's cursor? Any links? Thanx a lat. P.S. Please, add AbstractTableModel tag -- Canton of Uri's citizen ...

java/swing: showing potential drop target rows in a JTable

I want to implement DropTargetListener with a JTable as a target. This is roughly what I would like to do: @Override public void dragOver(DropTargetDragEvent event) { MyItem item = getMyItemFromTransferable(); int nrows = item.getTableRowsRequiredForDrop(); // now highlight rows in the table under the drop cursor. } Ho...

Merging columns in a JTable

I am working in JTable and I have a requirement like this. Say There are 4 columns namely 10,20,30,40 Now the value usually comes like 10-20 20-30 and 30-40 So it was easy for us to display the name for this range. But recently the values have started to come randomly like 15-25 10-25,25-30 In this case our JTable should dynamically a...

Java Swing jtable cell editor doubles E numbers

Hi I an issue with editors in a JTable. I have a column which displays data as 26,687,489,800.00 ie: Double. When the user clicks the cell to edit the data it is displayed as -2.66874908E10. I want the data to be edited as it appears when it is displayed ie: 26,687,489,800.00 - without the E10 etc... Any help would be appreciated. M...

Swing: Multiple CellEditors for a column

Hi, In my JTable, I have two editable numeric columns. The editor for both columns extends AbstractCellEditor and uses a JFormattedTextField as an the editing component. The problem is that the format for input depends on the value of another column in the row. If condition X is met, the number of fraction digits should be Y, otherw...

How to filter rows in JTable based on boolean valued columns?

Im trying to filter rows based on a column say c1 that contains boolean values. I want to show only rows that have 'true' in c1. I looked up the examples in http://java.sun.com/docs/books/tutorial/uiswing/components/table.html#sorting. The example uses a regex filter. Is there any way I can use boolean values to filter rows? Following i...

What could I add to this code to allow the cell height to dynamically change as I edit the JTextArea?

The derived classes I am using public class TextAreaRenderer extends JTextArea implements TableCellRenderer { public TextAreaRenderer() { setLineWrap(true); setWrapStyleWord(true); } public Component getTableCellRendererComponent(JTable jTable, Object obj, boolean isSelected, boolean has...

Using an empty column as a divider in a JTable.

I'm trying to use an empty column as a divider between pairs of columns in a JTable. Here's a picture and code for what I have so far. I know I can change the look using a custom TableCellRenderer. Before I go down that road, is there a better way to do this? Any ideas appreciated. import javax.swing.*; import javax.swing.table.*; pu...

JTable filled with database data is not being updated when columns are reordered.

I have a JTable filled with data of a table of my database (so I used ResultSetTableModel) and using TableRowSorter to sort the rows, as I click in one column of the JTable. The data is displayed in the jTable without problems; But when I sort the JTable by some column table (for example, sorting it by the primary key value), and edit s...

Merging column headers alone in JTable

Is there a way to merge column headers on click of a button but the values in the cell should get appeneded with each other? For instance: 10 15 20 25 30 A B C D E B C D A E 10 20 30 AB CD E BC DA E A...

how to display a JTable in a JPanel with Java ?

hi, all in title thanks for your answers ...

Adding a JTable to a layeredPane

Can we add a JTable to a JLayeredPane in Java? ...

how to set the selected item for a combobox on change of Jtable row value in java

Hi, I am using JTable and JCombobox in a swing application.In the JTable, I have 2 columns(no,name), the same details are in two JComboboxes in the application(JNo combo box, JName combobox). Now, When I click on first row of the table, below the the respective value should be selected in the two comboboxes.When I tried to see the logs t...

single column of JTable into a scroll pane

Can we add a single column of a JTable inside a scroll pane? ...

Can we paint a JTable cell partially?

Is it possible to paint a JTable cell alone partially?Like 40% of it is green remaining is red? ...