How to add the listener to use mouse to one single line

I have a requirement. In a JTable when I double click on a particular line the cells in the row put the width which I have provided.

The problem with my code is when I click on the fourth row of the table, the first line adjusts.

How I need help is so

that if I click on the first row, the first cell size line should be adjusted not when I click on the fourth line.

If I give a few cells of the width and the height of the cells in the fourth row, then when I double click on the fourth line, the fourth should only get adjusted and not the other lines.

Hope I explained it clearly.

How is it possible?

Below is my code. Everything is hardcoded. Thus, it may seem messy. Please excuse.

Imports
import impossible;
import java.awt.Color;
java.awt.Component import;
to import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

to import javax.swing.JFrame;
to import javax.swing.JPanel;
javax.swing.JScrollPane import;
javax.swing.JTable import;
Import javax.swing.JTextArea;
Import javax.swing.table.DefaultTableModel;
javax.swing.table.TableCellRenderer import;
Import javax.swing.table.TableColumn;

class SimpleTableExample extends JFrame {}
Instance attributes used in this example
private JPanel Top;
JTable table private;
private get scrollPane;
String data1 = "";
String data2 = "123456789ABCDEFGHIJKLMNOPQRSTUVQWXYZabcdefghijklmnopqrstuvwxyzaquickbrownfoxjumpedoverthelazydog";
int size = data2.length ();

Main chassis constructor
public SimpleTableExample() {}
Define the characteristics of frame
setTitle ("Simple Application of Table");
setSize (400, 200);
setBackground (Color.gray);

Create a Panel to contain all other components
Top = new JPanel();
topPanel.setLayout (new BorderLayout());
getContentPane () .add (topPanel);

Create column names
ColumnNames String() is {'SALT', "DESIGN DATA", "REFERENCE"};.

Create data

String [] [] dataValues = {{data1, data2, "67", "77"},
{"", "43", "853"}, {"", "89.2", "109"},
{{' ', "9033", "3092"}} ;
Model DefaultTableModel = new DefaultTableModel (dataValues, columnNames);
model.addColumn ("SECTION TITLE");
model.addColumn ("SPECIAL INSTRUCTIONS").
table = new JTable (model) {}
' public boolean isCellEditable (int rowIndex, int colIndex) {}
Returns false;
}
};
adjust the height of specific line
table.setAutoResizeMode (JTable.AUTO_RESIZE_OFF);
colInd int = 0;
TableColumn col = table.getColumnModel () .getColumn (colInd);
int width = 50;
col.setPreferredWidth (width);
int colInd2 = 1;
TableColumn col2 = table.getColumnModel () .getColumn (colInd2);
int width2 = 100;
col2.setPreferredWidth (WIDTH2);
int colInd3 = 2;
TableColumn col3 = table.getColumnModel () .getColumn (colInd3);
int width3 = 10;
Col3.setPreferredWidth (width3);
int colInd4 = 3;
TableColumn col4 = table.getColumnModel () .getColumn (colInd4);
width4 int = 10;
Col4.setPreferredWidth (width4);
int colInd5 = 4;
TableColumn col5 = table.getColumnModel () .getColumn (colInd5);
width5 int = 10;
col5.setPreferredWidth (width5);

table.addMouseListener (new MouseAdapter() {}
{} public void mouseClicked (MouseEvent e)
If (e.getClickCount () == 2) {}
JTable target = e.getSource () (JTable);
int row = target.getSelectedRow ();
int target.getSelectedColumn () = column;

TableColumn col1 = table.getColumnModel () .getColumn (0);
col1.setPreferredWidth (50);
TableColumn col2 = table.getColumnModel () .getColumn (1);
col2.setPreferredWidth (400);
(.setCellRenderer) table.getColumnModel () .getColumn (1)
(new TableCellLongTextRenderer());
table.setRowHeight (50);
TableColumn col5 = table.getColumnModel (.getColumn) (4);
col5.setPreferredWidth (200);
}
}
});

Create a new instance of table

table = new JTable (dataValues, columnNames);

Add the table to a scroll pane
scrollPane = new get (table);
topPanel.add (scrollPane, BorderLayout.CENTER);
}

Main entry point for this example
Public Shared Sub main (String [] args) {}
Create an instance of the test application
MainFrame SimpleTableExample = new SimpleTableExample();
mainFrame.setVisible (true);
}
}

class TableCellLongTextRenderer extends JTextArea implements {TableCellRenderer

public getTableCellRendererComponent (JTable, Object value, table Component
Boolean isSelected, boolean hasFocus, int line, int column) {}
this.setText ((String) value);
this.setWrapStyleWord (true);
this.setLineWrap (true);
the width of the column in the table to the JTextArea
setSize (table.getColumnModel () .getColumn (column) .getWidth (),
getPreferredSize () .height);
If (table.getRowHeight (row)! = getPreferredSize () .height) {}
set the height of the row in the table to the calculated height of the
JTextArea
table.setRowHeight (rank, getPreferredSize () .height);
}
Back to this;
}

}

Published by: 915175 on August 3, 2012 04:24

Hello

Try code below. Hope this will help

import impossible;
import java.awt.Color;
java.awt.Component import;
to import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;

to import javax.swing.JFrame;
to import javax.swing.JPanel;
javax.swing.JScrollPane import;
javax.swing.JTable import;
Import javax.swing.JTextArea;
Import javax.swing.table.DefaultTableModel;
javax.swing.table.TableCellRenderer import;
Import javax.swing.table.TableColumn;

SerializableAttribute public class SimpleTableExample extends JFrame {}

private JPanel Top;
JTable table private;
private get scrollPane;
String data1 = "";
String data2 = "123456789ABCDEFGHIJKLMNOPQRSTUVQWXYZabcdefghijklmnopqrstuvwxyzaquickbrownfoxjumpedoverthelazydog";
int size = data2.length ();

Main chassis constructor
public SimpleTableExample() {}
Define the characteristics of frame
setTitle ("Simple Application of Table");
setSize (400, 200);
setBackground (Color.gray);

Create a Panel to contain all other components
Top = new JPanel();
topPanel.setLayout (new BorderLayout());
getContentPane () .add (topPanel);

Create column names
ColumnNames String() is {'SALT', "DESIGN DATA", "REFERENCE"};.

Create data

String [] [] dataValues = {{data1, data2, "67", "77"},
{"", "43", "853"}, {"", "89.2", "109"},
{{' ', "9033", "3092"}} ;
Model DefaultTableModel = new DefaultTableModel (dataValues, columnNames);
model.addColumn ("SECTION TITLE");
model.addColumn ("SPECIAL INSTRUCTIONS").
table = new JTable (model) {}
' public boolean isCellEditable (int rowIndex, int colIndex) {}
Returns false;
}
};
adjust the height of specific line
table.setAutoResizeMode (JTable.AUTO_RESIZE_OFF);
colInd int = 0;
TableColumn col = table.getColumnModel () .getColumn (colInd);
int width = 50;
col.setPreferredWidth (width);
int colInd2 = 1;
TableColumn col2 = table.getColumnModel () .getColumn (colInd2);
int width2 = 100;
col2.setPreferredWidth (WIDTH2);
int colInd3 = 2;
TableColumn col3 = table.getColumnModel () .getColumn (colInd3);
int width3 = 10;
Col3.setPreferredWidth (width3);
int colInd4 = 3;
TableColumn col4 = table.getColumnModel () .getColumn (colInd4);
width4 int = 10;
Col4.setPreferredWidth (width4);
int colInd5 = 4;
TableColumn col5 = table.getColumnModel () .getColumn (colInd5);
width5 int = 10;
col5.setPreferredWidth (width5);

Rendering of the cell must be applied on each column - add by Mohamed
for (int i = 0; i)< table.getcolumnmodel().getcolumncount();="">
table.getColumnModel () .getColumn (i) .setCellRenderer (new TableCellLongTextRenderer());
}

table.addMouseListener (new MouseAdapter() {}
{} public void mouseClicked (MouseEvent e)
If (e.getClickCount () == 2) {}
JTable target = e.getSource () (JTable);
int row = target.getSelectedRow ();
int target.getSelectedColumn () = column;
setTableCellHeight (table, row, column); Added by Mohamed
TableColumn col1 = table.getColumnModel () .getColumn (0);
col1.setPreferredWidth (50);
TableColumn col2 = table.getColumnModel () .getColumn (1);
col2.setPreferredWidth (400);
TableColumn col5 = table.getColumnModel (.getColumn) (4);
col5.setPreferredWidth (200);
}
}
});

Create a new instance of table

table = new JTable (dataValues, columnNames);

Add the table to a scroll pane
scrollPane = new get (table);
topPanel.add (scrollPane, BorderLayout.CENTER);
}

/**
* Created by Mohamed
*
* This will set the cell height and width of column
*
@param table
@param line
@param column
*/
' Public Sub setTableCellHeight (table JTable, int line, int column) {}

the width of the column in the table to the JTextArea
setSize (table.getColumnModel () .getColumn (column) .getWidth (),
getPreferredSize () .height);
If (table.getRowHeight (row)! = getPreferredSize () .height) {}
set the height of the row in the table to the calculated height of the
JTextArea
table.setRowHeight (rank, getPreferredSize () .height);
}
}

Main entry point for this example
Public Shared Sub main (String [] args) {}
Create an instance of the test application
MainFrame SimpleTableExample = new SimpleTableExample();
mainFrame.setVisible (true);
}

}

class TableCellLongTextRenderer extends JTextArea implements {TableCellRenderer

public getTableCellRendererComponent (JTable, Object value, table Component
Boolean isSelected, boolean hasFocus, int line, int column) {}
this.setText ((String) value);
this.setWrapStyleWord (true);
this.setLineWrap (true);
Back to this;
}

}

Tags: Java

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How to add the listener to use mouse to one single line

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