下面列出了javax.swing.JTable#setValueAt ( ) 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。
/**
* Reads clipboard data and converts it into supported format and fills the
* tmodel cells
*
* @param table the target tmodel
*/
private static void pasteFromClipboard(JTable table) {
int startRow = table.getSelectedRows()[0];
int startCol = table.getSelectedColumns()[0];
String pasteString;
try {
pasteString = (String) (CLIPBOARD.getContents(CLIPBOARD).getTransferData(DataFlavor.stringFlavor));
} catch (UnsupportedFlavorException | IOException ex) {
Logger.getLogger(JtableUtils.class.getName()).log(Level.SEVERE, null, ex);
return;
}
String[] lines = pasteString.split(LINE_BREAK);
for (int i = 0; i < lines.length; i++) {
String[] cells = lines[i].split(CELL_BREAK);
if (table.getRowCount() <= startRow + i) {
((DefaultTableModel) table.getModel()).addRow(nullRow);
}
for (int j = 0; j < cells.length; j++) {
if (table.getColumnCount() > startCol + j) {
if (table.isCellEditable(startRow + i, startCol + j)) {
table.setValueAt(cells[j], startRow + i, startCol + j);
}
}
}
}
}
private static AbstractAction getEncryptAction(final JTable table) {
return new AbstractAction() {
@Override
public void actionPerformed(ActionEvent me) {
try {
int col = table.getSelectedColumn();
int row = table.getSelectedRow();
if (col > -1 && row > -1) {
String data = table.getValueAt(row, col).toString();
table.setValueAt(TMIntegration.encrypt(data), row, col);
}
} catch (HeadlessException ex) {
Logger.getLogger(TMSettingsControl.class.getName())
.log(Level.SEVERE, ex.getMessage(), ex);
}
}
};
}
private MouseListener createExpressionEditorMouseListener(final JTable table, final boolean booleanExpected) {
final MouseAdapter mouseListener = new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
if (e.getClickCount() == 2) {
final int column = table.getSelectedColumn();
if (column == 1) {
table.removeEditor();
final int row = table.getSelectedRow();
final String[] value = new String[]{(String) table.getValueAt(row, column)};
final int i = editExpression(value, booleanExpected);
if (ModalDialog.ID_OK == i) {
table.setValueAt(value[0], row, column);
}
}
}
}
};
return MouseEventFilterFactory.createFilter(mouseListener);
}
public static void pasteFromAbove(JTable table) {
int startRow = table.getSelectedRows()[0];
int[] cols = table.getSelectedColumns();
for (int col : cols) {
table.setValueAt(table.getValueAt(startRow - 1, col), startRow, col);
}
}
/**
* clear selection by setting empty values
*
* @param table to be cleared
*/
private static void ClearSelection(JTable table) {
int[] srow = table.getSelectedRows();
int[] scol = table.getSelectedColumns();
int lastSrow = srow.length;
int lastScol = scol.length;
for (int i = 0; i < lastSrow; i++) {
for (int j = 0; j < lastScol; j++) {
if (table.isCellEditable(srow[i], scol[j])) {
table.setValueAt("", srow[i], scol[j]);
}
}
}
}
/**
* Reads the cell values of selected cells of the <code>tmodel</code> and
* uploads into clipboard in supported format
*
* @param isCut CUT flag,<code>true</code> for CUT and <code>false</code>
* for COPY
* @param table the source for the action
* @see #escape(java.lang.Object)
*/
private static void copyToClipboard(boolean isCut, JTable table) {
try {
int numCols = table.getSelectedColumnCount();
int numRows = table.getSelectedRowCount();
int[] rowsSelected = table.getSelectedRows();
int[] colsSelected = table.getSelectedColumns();
if (numRows != rowsSelected[rowsSelected.length - 1] - rowsSelected[0] + 1 || numRows != rowsSelected.length
|| numCols != colsSelected[colsSelected.length - 1] - colsSelected[0] + 1 || numCols != colsSelected.length) {
JOptionPane.showMessageDialog(null, "Invalid Selection", "Invalid Selection", JOptionPane.ERROR_MESSAGE);
return;
}
StringBuilder excelStr = new StringBuilder();
for (int i = 0; i < numRows; i++) {
for (int j = 0; j < numCols; j++) {
excelStr.append(escape(table.getValueAt(rowsSelected[i], colsSelected[j])));
if (isCut) {
if (table.isCellEditable(rowsSelected[i], colsSelected[j])) {
table.setValueAt("", rowsSelected[i], colsSelected[j]);
}
}
if (j < numCols - 1) {
excelStr.append(CELL_BREAK);
}
}
if (i < numRows - 1) {
excelStr.append(LINE_BREAK);
}
}
if (!excelStr.toString().isEmpty()) {
StringSelection sel = new StringSelection(excelStr.toString());
CLIPBOARD.setContents(sel, sel);
}
} catch (HeadlessException ex) {
Logger.getLogger(JtableUtils.class.getName()).log(Level.SEVERE, null, ex);
}
}
public static void emptyTable(JTable table, int column) {
for (int i = 0; i < table.getRowCount(); i++) {
for (int j = 0; j < table.getColumnCount(); j++) {
try {
if (column != j) {
table.setValueAt(null, i, j);
}
} catch (Exception ex) {
Logger.getLogger(JtableUtils.class.getName()).log(Level.SEVERE, null, ex);
}
}
}
}
private static void addRow(final JTable table, final Object[] rowData) {
table.removeEditor();
((DefaultTableModel) table.getModel()).addRow(rowData);
final int row = table.getRowCount() - 1;
final int numCols = table.getColumnModel().getColumnCount();
for (int i = 0; i < Math.min(numCols, rowData.length); i++) {
Object o = rowData[i];
table.setValueAt(o, row, i);
}
selectRows(table, row, row);
}
public static void copyToClipboard(JTable table, boolean isCut) {
int numCols = table.getSelectedColumnCount();
int numRows = table.getSelectedRowCount();
int[] rowsSelected = table.getSelectedRows();
int[] colsSelected = table.getSelectedColumns();
if (numRows != rowsSelected[rowsSelected.length - 1] - rowsSelected[0] + 1 || numRows != rowsSelected.length
|| numCols != colsSelected[colsSelected.length - 1] - colsSelected[0] + 1 || numCols != colsSelected.length) {
Logger.getLogger(XTableUtils.class.getName()).info("Invalid Copy Selection");
return;
}
if (table.getModel() instanceof UndoRedoModel) {
((UndoRedoModel) table.getModel()).startGroupEdit();
}
StringBuilder excelStr = new StringBuilder();
for (int i = 0; i < numRows; i++) {
for (int j = 0; j < numCols; j++) {
excelStr.append(escape(table.getValueAt(rowsSelected[i], colsSelected[j])));
if (isCut) {
table.setValueAt("", rowsSelected[i], colsSelected[j]);
}
if (j < numCols - 1) {
excelStr.append(CELL_BREAK);
}
}
excelStr.append(LINE_BREAK);
}
if (table.getModel() instanceof UndoRedoModel) {
((UndoRedoModel) table.getModel()).stopGroupEdit();
}
StringSelection sel = new StringSelection(excelStr.toString());
CLIPBOARD.setContents(sel, sel);
}
public static void pasteFromClipboard(JTable table) {
int startRow = table.getSelectedRows()[0];
int startCol = table.getSelectedColumns()[0];
String pasteString;
try {
pasteString = (String) (CLIPBOARD.getContents(null).getTransferData(DataFlavor.stringFlavor));
} catch (Exception e) {
Logger.getLogger(XTableUtils.class.getName()).log(Level.WARNING, "Invalid Paste Type", e);
return;
}
if (table.getModel() instanceof UndoRedoModel) {
((UndoRedoModel) table.getModel()).startGroupEdit();
}
String[] lines = pasteString.split(LINE_BREAK);
for (int i = 0; i < lines.length; i++) {
String[] cells = lines[i].split(CELL_BREAK);
for (int j = 0; j < cells.length; j++) {
if (table.getRowCount() <= startRow + i) {
if (table.getModel() instanceof DataModel) {
if (!((DataModel) table.getModel()).addRow()) {
return;
}
}
}
if (table.getRowCount() > startRow + i && table.getColumnCount() > startCol + j) {
table.setValueAt(cells[j], startRow + i, startCol + j);
}
}
}
if (table.getModel() instanceof UndoRedoModel) {
((UndoRedoModel) table.getModel()).stopGroupEdit();
}
}
@Override
public void mouseReleased(MouseEvent e) {
if (startLocation != null && isInDragOperation) {
Object s = e.getSource();
JTable t = (JTable) s;
for (Integer[] index : rowsRColumns) {
t.setValueAt(startLocation.getData(), index[0], index[1]);
}
startLocation = null;
}
rowsRColumns.clear();
isInDragOperation = false;
}
private void putTestData(JTable table, int row) {
TestCase testCase = (TestCase) table.getModel();
testCase.startGroupEdit();
TestDataDetail td = (TestDataDetail) dropObject;
for (String col : td.getColumnNames()) {
if (row > table.getRowCount() - 1) {
testCase.addNewStep();
}
table.setValueAt(td.getSheetName() + ":" + col, row++, inputColumn);
}
testCase.stopGroupEdit();
}
public static void clearTable(JTable table) {
for (int i = 0; i < table.getRowCount(); i++) {
for (int j = 0; j < table.getColumnCount(); j++) {
table.setValueAt("", i, j);
}
}
}
public static void clearSelectedTable(JTable table) {
int[] columns = table.getSelectedColumns();
int[] rows = table.getSelectedRows();
for (int i = 0; i < rows.length; i++) {
for (int j = 0; j < columns.length; j++) {
table.setValueAt("", rows[i], columns[j]);
}
}
}
@Test
public void variablesProperty() {
final JTable table = new JTable();
bindingContext.bind("variables", new VariablesTableAdapter(table));
assertTrue(table.getModel() instanceof DefaultTableModel);
final DefaultTableModel tableModel = (DefaultTableModel) table.getModel();
tableModel.addRow(new String[]{"", ""});
tableModel.addRow(new String[]{"", ""});
assertEquals(2, table.getRowCount());
table.setValueAt("a", 0, 0);
assertEquals("a", table.getValueAt(0, 0));
table.setValueAt("A", 0, 1);
assertEquals("A", table.getValueAt(0, 1));
table.setValueAt("b", 1, 0);
assertEquals("b", table.getValueAt(1, 0));
table.setValueAt("B", 1, 1);
assertEquals("B", table.getValueAt(1, 1));
bindingContext.getPropertySet().setValue("variables", new MosaicOp.Variable[]{
new MosaicOp.Variable("d", "D")
});
assertEquals(1, table.getRowCount());
assertEquals("d", table.getValueAt(0, 0));
assertEquals("D", table.getValueAt(0, 1));
}
public static void commitChanges(JTable table) {
if (table.isEditing()) {
String text = ((JTextComponent) table.getEditorComponent()).getText();
table.setValueAt(text, table.getEditingRow(), table.getEditingColumn());
table.getCellEditor().cancelCellEditing();
}
}
/**
* This method updates a jTable and a possible linked list which holds
* filtered values from the jTables, by increasing ({@code diff} must be 1)
* or decreasing ({@code diff} must be -1) an entry's occurences or
* frequencies from the tablemodel and the linked list.
* <br><br>
* If no increase or decrease of frequencies (occurences) is requested, but
* a complete removal, call
* {@link #updateTableFrequencyRemove(javax.swing.JTable, java.util.LinkedList) updateTableFrequencyRemove(javax.swing.JTable, java.util.LinkedList)}
* instead.
*
* @param table the table were we have to add a new value with frequency
* @param list the possible linked list were we have to add a new value with
* frequency
* @param value the new value, for instance the author-string or
* keyword-value
* @param diff either +1, if a value was added, so frequency is increased by
* 1. or -1, if a value was removed, so frequency is decreaded.
* @return an updated linked list that was passed as parameter {@code list}
*/
public static LinkedList<Object[]> updateTableFrequencyChange(JTable table, LinkedList<Object[]> list, String value, int diff) {
// iterate all table rows
for (int cnt = 0; cnt < table.getRowCount(); cnt++) {
// check whether we have found the value that should be changed
if (value.equals(table.getValueAt(cnt, 0).toString())) {
// retrieve table data
Object[] o = new Object[2];
o[0] = table.getValueAt(cnt, 0);
o[1] = table.getValueAt(cnt, 1);
// convert frquency-counter to int
int freq = Integer.parseInt(table.getValueAt(cnt, 1).toString());
// set new value
table.setValueAt(freq + diff, cnt, 1);
// check whether we have a filtered list
if (list != null) {
// if so, iterate list
for (int pos = 0; pos < list.size(); pos++) {
Object[] v = list.get(pos);
// check whether we have found the value that should be changed
if (o[0].toString().equals(v[0].toString())) {
// change frequency
o[1] = freq + diff;
list.set(pos, o);
break;
}
}
}
}
}
return list;
}
@Override
public void onClick(ActionEvent arg0)
{
HData v_HData = new HData();
v_HData.setRowKey( ((JTextComponent)XJava.getObject("Edit_RowKey")) .getText().trim());
v_HData.setFamilyName(((JComboBox) XJava.getObject("Edit_FamilyName")) .getSelectedItem().toString().trim());
v_HData.setColumnName(((JComboBox) XJava.getObject("Edit_ColumnName")) .getSelectedItem().toString().trim());
v_HData.setValue( ((JTextComponent)XJava.getObject("Edit_ColumnValue")).getText().trim());
if ( JavaHelp.isNull(v_HData.getRowKey()) )
{
this.getAppFrame().showHintInfo("提交时，行主键不能为空！" ,Color.RED);
((JComponent)XJava.getObject("Edit_RowKey")).requestFocus();
return;
}
if ( JavaHelp.isNull(v_HData.getFamilyName()) )
{
this.getAppFrame().showHintInfo("提交时，列族名不能为空！" ,Color.RED);
((JComponent)XJava.getObject("Edit_FamilyName")).requestFocus();
return;
}
if ( JavaHelp.isNull(v_HData.getColumnName()) )
{
this.getAppFrame().showHintInfo("提交时，字段名不能为空！" ,Color.RED);
((JComponent)XJava.getObject("Edit_ColumnName")).requestFocus();
return;
}
try
{
HData v_OldHData = (HData)this.getHBase().getValue(this.getTableName() ,v_HData);
this.getHBase().update(this.getTableName() ,v_HData);
// 重新从数据库是查询一次，主要想获取时间戳
HData v_NewHData = (HData)this.getHBase().getValue(this.getTableName() ,v_HData);
JTable v_JTable = (JTable)XJava.getObject("xtDataList");
int v_RowNo = v_JTable.getSelectedRow();
int v_OptType = 1; // 操作类型(0:修改 1:添加)
if ( v_JTable.getSelectedRowCount() == 1 )
{
if ( v_NewHData.getRowKey().equals(v_JTable.getValueAt(v_RowNo ,1)) )
{
if ( v_NewHData.getFamilyName().equals(v_JTable.getValueAt(v_RowNo ,2)) )
{
if ( v_NewHData.getColumnName().equals(v_JTable.getValueAt(v_RowNo ,3)) )
{
v_OptType = 0;
}
}
}
}
if ( v_OptType == 0 )
{
v_JTable.setValueAt(v_NewHData.getValue().toString() ,v_RowNo ,4);
v_JTable.setValueAt(v_NewHData.getTimestamp() ,v_RowNo ,5);
v_JTable.setValueAt(v_NewHData.getTime().getFullMilli() ,v_RowNo ,6);
this.getAppFrame().showHintInfo("修改完成！" ,Color.BLUE);
}
else
{
this.getAppFrame().setRowCount(this.getAppFrame().getRowCount() + 1);
this.getAppFrame().getTableModel().addRow(SubmitActionListener.$MY.toObjects(this.getAppFrame().getRowCount() ,v_NewHData));
if ( v_OldHData != null )
{
this.getAppFrame().showHintInfo("修改完成，请刷新查询结果。" ,Color.BLUE);
}
else
{
this.getAppFrame().showHintInfo("添加完成！" ,Color.BLUE);
}
}
}
catch (Exception exce)
{
this.getAppFrame().showHintInfo("修改异常：" + exce.getMessage() ,Color.RED);
}
}
private void putRelativeObject(JTable table, int row) {
String val = ((ObjectRepDnD) dropObject).getObjectName(((ObjectRepDnD) dropObject).getValues().get(0));
if (val != null) {
table.setValueAt(val, row, conditionColumn);
}
}
private void putInput(JTable table, int row) {
table.setValueAt("@" + ((ObjectRepDnD) dropObject).getPageName(((ObjectRepDnD) dropObject).getValues().get(0)), row, inputColumn);
}