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package tim.prune.function.edit;
import javax.swing.table.AbstractTableModel;
import tim.prune.I18nManager;
/**
* Class to hold table model information for edit dialog
*/
public class EditFieldsTableModel extends AbstractTableModel
{
private String[] _fieldNames = null;
private String[] _originalValues = null;
private String[] _fieldValues = null;
private boolean[] _valueChanged = null;
/**
* Constructor giving list size
* @param inSize number of fields
*/
public EditFieldsTableModel(int inSize)
{
_fieldNames = new String[inSize];
_originalValues = new String[inSize];
_fieldValues = new String[inSize];
_valueChanged = new boolean[inSize];
}
/**
* Set the given data in the array
* @param inName field name
* @param inValue field value
* @param inIndex index to place in array
*/
public void addFieldInfo(String inName, String inValue, int inIndex)
{
_fieldNames[inIndex] = inName;
_originalValues[inIndex] = inValue;
_fieldValues[inIndex] = inValue;
_valueChanged[inIndex] = false;
}
/**
* @see javax.swing.table.TableModel#getColumnCount()
*/
public int getColumnCount()
{
return 2;
}
/**
* @see javax.swing.table.TableModel#getRowCount()
*/
public int getRowCount()
{
return _fieldNames.length;
}
/**
* @see javax.swing.table.TableModel#getValueAt(int, int)
*/
public Object getValueAt(int inRowIndex, int inColumnIndex)
{
if (inColumnIndex == 0)
{
return _fieldNames[inRowIndex];
}
return _fieldValues[inRowIndex];
}
/**
* @return true if cell is editable
*/
public boolean isCellEditable(int inRowIndex, int inColumnIndex)
{
// no
return false;
}
/**
* Set the given cell value
* @see javax.swing.table.TableModel#setValueAt(java.lang.Object, int, int)
*/
public void setValueAt(Object inValue, int inRowIndex, int inColumnIndex)
{
// ignore edits
}
/**
* @return Class of cell data
*/
public Class<?> getColumnClass(int inColumnIndex)
{
if (inColumnIndex <= 1) return String.class;
return Boolean.class;
}
/**
* Get the name of the column
*/
public String getColumnName(int inColNum)
{
if (inColNum == 0) return I18nManager.getText("dialog.pointedit.table.field");
return I18nManager.getText("dialog.pointedit.table.value");
}
/**
* Update the value of the given row
* @param inRowNum number of row, starting at 0
* @param inValue new value
*/
public void updateValue(int inRowNum, String inValue)
{
String origValue = _originalValues[inRowNum];
String currValue = _fieldValues[inRowNum];
// Update model if changed from original value
_valueChanged[inRowNum] = areStringsDifferent(origValue, inValue);
// Update model if changed from current value
if (areStringsDifferent(currValue, inValue))
{
_fieldValues[inRowNum] = inValue;
fireTableRowsUpdated(inRowNum, inRowNum);
}
}
/**
* Compare two strings to see if they're equal or not (nulls treated the same as empty strings)
* @param inString1 first string
* @param inString2 second string
* @return true if the strings are different
*/
private static boolean areStringsDifferent(String inString1, String inString2)
{
// if both empty then same
if ((inString1 == null || inString1.equals("")) && (inString2 == null || inString2.equals("")))
{
return false;
}
return (inString1 == null || inString2 == null || !inString1.equals(inString2));
}
/**
* Get the value at the given index
* @param inIndex index of field, starting at 0
* @return string value
*/
public String getValue(int inIndex)
{
return _fieldValues[inIndex];
}
/**
* Get the changed flag at the given index
* @param inIndex index of field, starting at 0
* @return true if field changed
*/
public boolean getChanged(int inIndex)
{
return _valueChanged[inIndex];
}
}
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