jtable

问题 After adding a TableRowSorter to a table and its corresponding model any corresponding adds specifically at firetabletablerowsinserted cause exceptions. It is clear from testing that the GetRowCount() is returning a value past the models range. However it does not make sense to me how to continue to add values to the table after a sorter or filter has been added? As an example, I set the row filter before adding anything to the table then add a value to the table with the following calls in

问题 I'm using a second JTable in the Viewport of a JScrollPane to build a RowHeader for a main table. DragAndDrop on the main table is disabled. On the rowheader table DnD is enabled. If a Drag on the rowheader is started by the user, I want to extend the painted rowheader dropline (the black line in the image) over the main table (like the green line in the image). Does anybody have an advice for me? Here's the SSCCE: import java.awt.Component; import java.awt.EventQueue; import java.awt.Font;

问题 I have a JTable which I am passing in JScrollPane . The vertical scrollbar is showing up and working good, but the horizontal scrollbar is not working. The code I provided is compilable, just put your path in InputFile1 string and create a long file on that location. I have tried many solutions but nothing is working. I have a table with only one column, that column contains lines from a document. I need both vertical and horizontal scrollbars. Please suggest some solution. Other attempts:

问题 I have a JTable which I am passing in JScrollPane . The vertical scrollbar is showing up and working good, but the horizontal scrollbar is not working. The code I provided is compilable, just put your path in InputFile1 string and create a long file on that location. I have tried many solutions but nothing is working. I have a table with only one column, that column contains lines from a document. I need both vertical and horizontal scrollbars. Please suggest some solution. Other attempts:

问题 I have many custom editors for a JTable and it's an understatement to say that the usability, particularly in regard to editing with the keyboard, is lacking. The main reason for this is that my editors are always created with a similar (though often more complex) situation to this: @Override public Component getTableCellEditorComponent(JTable table, Object value, boolean isSelected, int row, int column) { JPanel container = new JPanel(); container.setLayout(new BorderLayout()); container.add

问题 It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. Closed 7 years ago . Is there any way to read from a text file and store the contents in a Jtable? I've got a text file that contains certain information about some processes. It's like a table that has columns and respective values.

问题 I'm making a GUI and it includes a JPanel, inside that JPanel there's a JTable, and what I want to do is: when I click a button, both of them appear (since I'm using CardLayout). Code: private void teGjithaButtonActionPerformed(java.awt.event.ActionEvent evt) { try { parentPanel.setVisible(true); parentPanel.removeAll(); parentPanel.add(tgjPanel); parentPanel.repaint(); parentPanel.revalidate(); listAllCurtains(); } catch (SQLException ex) { Logger.getLogger(MainBrillant.class.getName()).log

问题 I have a JCombobox and JTable and database jcombobox is filled with the value of first_name of student table from databse. Whenever I select a name from database I want the value of Course name from course and student_score from score table of the database to be displayed in Jtable. Basically I want to display the records of selected in JComboBox in Jtable import java.awt.BorderLayout; import java.awt.EventQueue; import javax.swing.JFrame; import javax.swing.JPanel; import javax.swing.border

问题 I'm making a java swing application, I'm also a newbie programer (1 and a half years programing). I'm trying to code inside a button a way to print (in a printer, not in console) the preselected rows (by a user) of a jTable, which has been printed (in the window) by a Query before. This is my code (inside the button), I know it's worng. I thought , the way to do this was copying in a temp jTable all the selected rows, and then print the temp jTable, but i can't achieve this. MessageFormat

问题 I'm new to java and I have a text file like this 0786160384|P. K.|Tharindu|912921549v|Colombo| 0711495765|P. K.|Gamini|657414589v|Colombo| 0114756199|H. P.|Weerasigha|657895478v|Kandy| I want to populate my 'jTable' with with the data from this text file. below is my code so far which doesn't work. When I execute the program nothing is displayed on the table. private void formWindowOpened(java.awt.event.WindowEvent evt) { String line = null; DefaultTableModel dtm = (DefaultTableModel)