Column 1 « JTable « Java Swing Q&A
1. How to keep a single column from being reordered in a JTable? stackoverflow.comI have a |
2. Dependent columns in a JTable stackoverflow.comHie! I have a JTable. Columns of this JTable are rendered by JComboBox. I would like to be able to change items of column 2 on the basis of values selected in ... |
3. How to make a columns in JTable Invisible for Swing Java stackoverflow.comI have designed one GUI in which I have used one JTable from which I have to make 2 columns invisible . How should I do that ? |
4. How to indicate that a column in a table is sortable (UI design question)? stackoverflow.comIn the application that I am working on, there is tabular data (for the record, it is a Java Swing app using |
5. Merging columns in a JTable stackoverflow.comI 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 ... |
6. Using an empty column as a divider in a JTable stackoverflow.comI'm trying to use an empty column as a divider between pairs of columns in a |
7. How to set specific column settings in JTable? stackoverflow.comHow can I make my JTable show specific stuff for each column? Can I use an Object for more than one column? I want to have a column showing the date (dd.mm.yyyy) ... |
8. Set Jtable/Column Renderer for booleans stackoverflow.comRight now my |
9. Keeping a single column static inside a JTable stackoverflow.comIs there a way to keep the first column of a JTable embedded inside a JScrollPane static on scrolling the mouse horizontally.The table contains more than 50 columns. |
10. miglayout question: column constraints stackoverflow.comI have a miglayout for a window where one of the columns was specified as |
11. How can I fix the column in JTable so that the column is always visible stackoverflow.comHow can I fix the column in JTable so that the column is always visible ? If I use JViewport than for the first time table is coming correct but when I ... |
12. jtable columns too small stackoverflow.comi am very stuck. Hopefully a kind person on here can help me with a line of code to make my jtable sretch a little further across the panel its in. ... |
13. miglayout question about columns stackoverflow.comI have some controls in columns that I would like to look like this, and there is one row that is an exception: |
14. getting my ovals to stack up on each column stackoverflow.comPossible Duplicate:Hi, on my connect4 game, whenever i click on any square it places the oval on ... |
15. Reusing Columns in Swing stackoverflow.comI'm trying to refactor some swing code. Currently there are two separate JTables, and each one has all the same columns, except the second one has an extra column. We have ... |
16. Auto/best fit JTable columns, but stretch the last column stackoverflow.comI have the following JTable (Actually it's a ETable from Netbeans). It stretches across the container it's in - I'd like to keep that, and not use JTable.AUTO_RESIZE_OFF
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17. JTable column titles dont show up, instead they are 'A', 'B', stackoverflow.comI'm new at using Java GUI and i'm trying to make a table with some scoring results of my soccerteam. At first I was using the DefaultTableModel and I didnt have any ... |
18. JTable - Should not move to next column after hitting return on end of a column stackoverflow.comThe default behaviour in a |
19. How to make one entire column unselectable in java? stackoverflow.comI am doing my java project using netbeans. I want to make entire columns except one column unselectable.The user should be only able to click rows in only in one column. ... |
20. Splitting columns of JTable stackoverflow.comI want to split the columns of a JTable in the following manner as shown in the images.
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21. Making a column invisible in a JTable coderanch.comI have found this technique more helpful than setting the column width... Put all your invisible columns at the end of the data model. For example, if you have the following data: Col1 Col2 Col3 Col4 Row1: "abc", "def", "ghi", 123 Row2: "jkl", "mno", "pqr", 456 and you want to hide the third and fourth columns, all you have to do ... |
22. Problem with repositioning JTable columns coderanch.comI'm wondering if there is a problem with moving columns of a JTable that contain other components (buttons, checkboxes, etc). My code seems to be throwing null pointer exceptions whenever a column with another component is moved but not when the columns containing only text are moved. If there is no way to stop the exceptions, then is there a way ... |
23. JTableView : renaming columns coderanch.com |
24. JTable column question coderanch.com |
25. Jtable column headings coderanch.comI have an app that displays the result set for a given oracle query. I can successfully set the font for everything in the app except for the column headings. Has anyone have this issue before? Thanks- ------------------ "It's alive, it's alive!" -Young Frankenstien (We all are mad scientists when it comes to getting things to execute perfectly.) |
26. JTable Column Heading (SOS!!!) coderanch.comhi all, I have a table which is generated dynamically after picking up values from a text file. The problem is the column title are very long strings say for eg: "Number Of Undebited Items Per Transaction" What happens is since the title is very long, it appears in one line thus increasing the column size Can i have the title ... |
27. no moveable columns in jtable coderanch.comhi there, i have a very very simple problem, but i dont find something about it. i have a jtable with 5 columns. i dont want that you can move the columns ( e.g. that you move the first column behind the third column ). they should be static in the same order. any ideas? thanx in advance Steffen |
28. JTable column behaviour coderanch.com |
29. want to set limitation column at textfield/textarea(Urgent) coderanch.com |
30. Deleting all the columns in Jtable coderanch.comHi, I have the results from a query and have dynamic no. of rows and columns. So, in order to populate the table, I need to delete all the previous rows and columns. Removing all the rows is fine but when it comes to removing all the columns from the table, I get the exception, "java.lang.ArrayIndexOutOfBoundsException: 2 >= 2" Can some ... |
31. JTable's Column Problem coderanch.com |
32. Autoresizing table column coderanch.com |
33. JTable/Column modification coderanch.com |
34. JTable/Column modification /urgent coderanch.comhello friend, Thanks for u'r reply.It's working fine.Now i need one more help from u.In JTable when any column is selected i need to do one event,else that event shouldn't be triggered. Any row or column is selected means this should happen. there r isselected(rowcount,columncount) methods.But i don't have to specify the row or column count.If any row or column is ... |
35. JTable How to avoid shuffle JTable Columns coderanch.com |
36. JTable: How to combine several columns coderanch.com |
37. How to make a column invisble in JTable... coderanch.com |
38. JTable - only one read-only column coderanch.com |
39. JTable not movable column coderanch.com |
40. How to diable a entire column in JTable? coderanch.com |
41. Stopping of Table Columns Moving coderanch.com |
43. Inserting a Column in JTable coderanch.comI add a column to it, and it's default position is to the end. That's alright, i'll use the move column method to move it to the position i want, that works fine... for the first one, when i add a second, using exactly the same process, the one i previously added moves to the end and my new column gets ... |
44. visually sececting a column in JTable coderanch.com |
45. column margin in JTable coderanch.comHi, How can I control the column margin of the header of the table ? Either use TableColumnModel.setColumnMargin() or Jtable.setIntercellSpacing() the result is same. When I view The applet in Jre1.3.1 The Column margin is set in the data cells and not in Table Header. Use any value for columnmargin, the header has always margin of 0 and the data cells ... |
46. get the users input from a column coderanch.comHi Davey, I may be misunderstanding your question, but I think the easiest way is to get the data from the "JTable"'s associated "TableModel". Use the "JTable" method "getModel()" to retrieve the "TableModel", then use the "getValueAt()" method (of "TableModel") to get the required data. Please see the relevant documentation (javadocs) for more details. Hope this helps. Good Luck, Avi. |
47. Fixed length Table Column coderanch.com |
48. JTable Column coderanch.com |
49. Making a single column in JTable uneditable coderanch.com |
50. Listener on columns coderanch.com |
51. JTable's columns interchange. coderanch.com |
52. Left most column locking coderanch.com |
53. Resetting columns in JTable coderanch.com |
54. visible unvisible jtable column coderanch.comhi.. I am in trouble with jtable columns.. My table read data from a text file and i want to select which of the table's column will be visible.I have button like table header and in case of double click i wanna make that column invisible.But the problem is i do not want to lose table data(can't use removecolumn).I tried to ... |
55. Gridbag span columns problem coderanch.comThis is directly relevent to our discussion here and is essentially the exact same issue that was causing me grief. All columns within a GridBagLayout are not necessarily the same size, they vary in size based upon the components they contain. Since your components all have the same weight it will try to give them the same amount of space, hence ... |
56. Can I set up a JTable columns? coderanch.comDear All, How can I set up my JTable columns to have the amount the user specifies? for example when the user types in 50 in JTextField 1 I want the JTables columns to then set to 50. How can this be done? Thanks ben import javax.swing.*; import javax.swing.table.TableModel; import java.io.*; import java.util.*; import java.lang.*; import java.awt.*; import java.awt.event.ActionListener; import java.awt.event.ActionEvent; ... |
57. Mergeing for column coderanch.com |
58. Column in jtable coderanch.com |
59. Columns vs letters coderanch.comI have a JtextArea that is 42 Columns long. When enough letters are entered by the user to fill that line of the textarea I want to count it. How can I determine how many letters will fit on the line? If I use getWidth it gives me the length in pixles. GetColums will return the number of columns, which won't ... |
60. Reordering Column coderanch.comimport javax.swing.*; import javax.swing.table.*; import javax.swing.event.*; import java.awt.*; import java.awt.event.*; public class TableColumnOrderTest extends JFrame implements MouseListener { String headers [] = {"h0", "h1"}; String data [][] = {{"a0", "b0"}, {"a1", "b1"}}; JTextArea ta1 = new JTextArea (30,5); DefaultTableModel dtm = null; JTable jt = null; TableColumnOrderTest () { Container c = getContentPane (); dtm = new DefaultTableModel (data, headers); jt ... |
61. Jtable with vertical columns coderanch.com |
62. Make table column invisible coderanch.comHi All, The following code make the column invisible, but also removes it from the model. table.getColumnModel().removeColumn(table.getColumnModel().getColumn(0)); How can I make the column invisible, but *not* remove it from the model, because I need to obtain the data from the invisible column later on. Also, this is not working, since when I increase column width by dragging I can see some ... |
63. JTable and XP column issue coderanch.comjspList is aScrollPane so I can use only ScrollPaneLayout. Also I want the coumn header displayed on the column not the table header on the scrollpane because there are more columns with different headers that can be added. The fixedColumnModel is for the row headers and the mainModel is for the actual column. The fixedColumnModel overides columnName to return ""; but ... |
64. Table column Heading justification coderanch.com |
65. fixed column in table coderanch.com |
66. Columns in JTable coderanch.com |
67. two questions about columns in JTable coderanch.com |
68. SWT, Provider => getColumnImage, Indent in wrong column. coderanch.comI don't know if I have stumbled onto a bug or if I'm somehow using the provider incorrectly. I have a provider for a TableViewer in which I'm specifying column #7 should contain an image. The strange thing is that the text shown in the first column (#0) of that row is indented with with just as much space as the ... |
69. Two Column switching UI widget coderanch.com |
70. making a JTable column not visible coderanch.comif you want the column itself visible, something like this might work import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; class Testing extends JFrame { public Testing() { setLocation(400,100); setDefaultCloseOperation(EXIT_ON_CLOSE); MyRenderer renderer = new MyRenderer(); String colNames[] = {"ID","Name", "Age"}; Object[][] data = {{"007","joe","21"},{"008","fred","31"},{"007.5","mary","18"}}; final int COLUMN_TO_HIDE = 0; DefaultTableModel dtm = new DefaultTableModel(data,colNames); JTable table = new JTable(dtm) { public ... |
71. JTable reordering fixed for only 3 column. coderanch.comHello, I have jtable, which has 8 columns. I would like to fixed the reordering of my 3 column but for the rest of columns reordering is allow. I tried to use jtable.getTableHeader.reodering(flase);. But this comand fixed my all column which i dont want. Can any one please help me out or any sugesstion. thanks |
72. JTable Columns coderanch.comHi everyone, I am currently trying to limit the number of columns that can be added to a JTable by a user. You see at first i add the user can dynamically add Columns to the JTable like how i did below DefaultTableModel TableModel1 = new DefaultTableModel(0, 0); public void insertcolumn (JTable table2) { //This function adds a column dynamically to ... |
73. JTable Columns coderanch.comimport java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; public class HeaderHighlight extends MouseAdapter { public void mousePressed(MouseEvent e) { JTableHeader header = (JTableHeader)e.getSource(); int colIndex = header.columnAtPoint(e.getPoint()); TableColumn col = header.getColumnModel().getColumn(colIndex); HighlightRenderer renderer = (HighlightRenderer)col.getCellRenderer(); renderer.setSelectedColumn(colIndex); header.getTable().repaint(); } private JTable getTable() { int rows = 32, cols = 3; String[] colNames = { "column 1", "column 2", "column 3" }; Object[][] ... |
74. Bold all columns in a JTable coderanch.com |
75. JTable Columns coderanch.comimport java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.table.*; public class ComboColumn { private JScrollPane getContent() { int[][] values = { { 1, 19, 7 }, { 16, 4, 32, 12 }, { 6, 9, 4 } }; // wrap values for editor comboBoxes Object[][] options = new Object[values.length][]; for(int j = 0; j < values.length; j++) { options[j] = new Object[values[j].length]; ... |
76. How can we create column headings with in JTable? coderanch.com |
77. to point a cursor into a particular column in Table coderanch.comok as per you explained it if you want to point to a particular row of the table you must use a Object[][] data as a argument to the table model and pass the data to table,you want to point to a particular row than data[i][j] in a for loop,than keep changing i & j value [0][0],[0][1] and so on.hope this ... |
78. JTable column non-focusable? coderanch.comthis might start you off (you can still d/click to edit) import javax.swing.*; import java.awt.*; import java.awt.event.*; import javax.swing.table.*; class Testing { public void buildGUI() { JTable table = new JTable(5,3); TableColumn tc = table.getColumnModel().getColumn(1); tc.setCellRenderer(new UnfocusableRenderer()); JFrame f = new JFrame(); f.getContentPane().add(new JScrollPane(table)); f.pack(); f.setLocationRelativeTo(null); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.setVisible(true); } class UnfocusableRenderer extends DefaultTableCellRenderer { public Component getTableCellRendererComponent(JTable table, Object value, boolean ... |
79. JTable Disable Entire Column coderanch.com |
80. Jtable column coderanch.comYou want to change it through code? If so, you can use the setValue method in either the table or the table's model. The difference between the two is that the table's column indexes can be different from the model's column indexes. Also, please use Boolean.FALSE, Boolean.TRUE and/or Boolean.valueOf(boolean) instead of new Boolean. That will decrease the number of objects created; ... |
81. Restrict the User to Move a Column in a JTable Component coderanch.comprivate int columnValue = -1; private int columnNewValue = -1; tblResults.getColumnModel().addColumnModelListener(new TableColumnModelListener() { public void columnAdded(TableColumnModelEvent e) {} public void columnMarginChanged(ChangeEvent e) {} public void columnMoved(TableColumnModelEvent e) { if (columnValue == -1) columnValue = e.getFromIndex(); columnNewValue = e.getToIndex(); } public void columnRemoved(TableColumnModelEvent e) {} public void columnSelectionChanged(ListSelectionEvent e) {} }); tblResults.getTableHeader().addMouseListener(new MouseAdapter() { @Override public void mouseReleased(MouseEvent e) { if (columnValue ... |
82. JTable Column Validation coderanch.com |
83. how to make specific jtable column uneditable? coderanch.com |
84. SWT: get Column from cursor position coderanch.comHello i've create a treeViewer and added some columns. now i want to be able to change the columnheaders (the name of the column). since it's not possible to attach a context-menu to the headers there must be another way to do this i guess. i was thinking to get the cursors position when making a right click in a column. ... |
85. Can we set a sepecific font to a praticular column in Jtable coderanch.com |
86. Need help on Multiple Column Tree - SWT - Important coderanch.comHello All, I'm very new in SWT development. Recently I am engaged with some eclipse plugin development assignment where I have to build some table with two columns, where both of the columns will contain local directory heirerchy. Let me to explain the problem , the tree will contain two TreeColumns, and both of them should display the local file directory ... |
87. detect if JTable column contains string "blabla" coderanch.com |
88. Columns on JTable coderanch.compublic MyModel (Connection conn,String tableName)throws SQLException { super(); getTableContents (conn, tableName); } protected void getTableContents (Connection conn,String tableName)throws SQLException { // get metadata: what columns exist and what // types (classes) are they? DatabaseMetaData meta = conn.getMetaData(); System.out.println ("got meta = " + meta); ResultSet results =meta.getColumns (null, null, tableName, null); System.out.println ("got column results"); ArrayList colNamesList = new ArrayList(); ArrayList ... |
89. JTable column help coderanch.comHowdy all, I've been lurking for some time now and have gotten some great help from this site. But I could not find what I was looking for in the archives. So here is where I'm asking for help. My JTable is using a data model that has a column that is used to set the row color. When I display ... |
90. Pridicting Column positions when relogin in JTable coderanch.com |
91. fix the first column coderanch.comHere's that all written in code, using the sharing of the TableColumnModel: import java.awt.*; import java.awt.event.*; import javax.swing.*; import javax.swing.event.*; import javax.swing.table.*; public class Test { public static void main(String[] args) throws Exception { String[] header = new String[26]; String[][] data = new String[100][26]; for (char c = 'A'; c <= 'Z'; c++) { int index = c - 'A'; header[index] ... |
92. how to make column like colspan ? coderanch.com |
93. why the columns disappear ? coderanch.comI developed a simple JTable using the following code. The output is abnormal that it does not have column header row. The three data rows are there though. I figured out that the problem was from "column Model" part. If I skip the "createColModel" step and just do JTable table = createTable(tableModel); Then I saw everything including data rows and column ... |
94. JTable with different objects (or components) in a column coderanch.comHi everybody, I have a Vector that feeds my JTable. This table has some columns, but the problem is that these columns have different objects, like strings, booleans, integers, and so on. My ideia is to insert a checkbox in boolean type cells, and insert a combobox in some cells that I choose. (my table is editable) I developed something here ... |
95. JTable Sum Column coderanch.com |
96. I Can't Make Columns Wider in My JTable coderanch.com |
97. how to setsize for columns of JTable dbforums.com |
98. [SOLVED] JSpinner in JTable column java-forums.orgWith the code given below i'm getting the format Sat May 09 10:12:00 IST 2009 But I want only May 09 2009 import java.awt.Component; import java.util.Calendar; import java.util.Date; import javax.swing.AbstractCellEditor; import javax.swing.JSpinner; import javax.swing.JTable; import javax.swing.SpinnerDateModel; import javax.swing.SpinnerModel; import javax.swing.table.TableCellEditor; public class DateCellEditor extends AbstractCellEditor implements TableCellEditor { int selectedRow; int selectedColumn; JTable currentTable; Date currentDate; JSpinner spinner; protected static final ... |
99. Total column issue again java-forums.orgThank you, Norm. I've figured out my issue. I was using 'total = total + (Float) value;' which was the problem. I had to use 'total = total + Double.parseDouble( String.valueOf( value ) );' Is this because value (an Object) is also a String? I'm confuse why I need to use String.valueOf and parse it. |
100. Redisplay New JTable and Columns java-forums.orgI am working on a little side project for myself. I want to enter some input in a text area (SQL statement), and receive the results in the output pane (Jtable). However, I cannot get it to work. The following should be runnable by anyone. Can someone tell me what I need to do to get the new column labels (a,b,c) ... |
When i drag one of the columns, the ...