/** Load the data of the selected parameter into the table */
private void list_selected() {
String key;
try {
key = getCurrentKey();
} catch (Exception e1) {
return;
}
MeasurementHistoryController hist = master.getHistoryController();
MeasurementHistory data;
try {
if (getCurrentTimeBase().equals("hours")) data = hist.getDataHours().get(key);
else data = hist.getDataDays().get(key);
} catch (Exception ex) {
return;
}
Vector<MeasurementHistoryEntry> newData =
new Vector<MeasurementHistoryEntry>(data.getValues().size());
newData.addAll(data.getValues());
Collections.sort(newData);
Collections.reverse(newData);
dataTable.removeAll();
SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);
for (MeasurementHistoryEntry e : newData) {
TableItem item = new TableItem(dataTable, SWT.NONE);
item.setText(new String[] {sdf.format(e.getTimestamp()), "" + e.getValue()});
}
}
/** Export the selected values from the table to a csv file */
private void export() {
FileDialog dialog = new FileDialog(shell, SWT.SAVE);
String[] filterNames = new String[] {"CSV Files", "All Files (*)"};
String[] filterExtensions = new String[] {"*.csv;", "*"};
String filterPath = "/";
String platform = SWT.getPlatform();
if (platform.equals("win32") || platform.equals("wpf")) {
filterNames = new String[] {"CSV Files", "All Files (*.*)"};
filterExtensions = new String[] {"*.csv", "*.*"};
filterPath = "c:\\";
}
dialog.setFilterNames(filterNames);
dialog.setFilterExtensions(filterExtensions);
dialog.setFilterPath(filterPath);
try {
dialog.setFileName(this.getCurrentKey() + ".csv");
} catch (Exception e) {
dialog.setFileName("export.csv");
}
String fileName = dialog.open();
FileOutputStream fos;
OutputStreamWriter out;
try {
fos = new FileOutputStream(fileName);
out = new OutputStreamWriter(fos, "UTF-8");
} catch (Exception e) {
MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
messageBox.setMessage("Error creating export file " + fileName + " : " + e.getMessage());
messageBox.open();
return;
}
Vector<TableItem> sel = new Vector<TableItem>(this.dataTable.getSelection().length);
sel.addAll(Arrays.asList(this.dataTable.getSelection()));
Collections.reverse(sel);
for (TableItem item : sel) {
String date = item.getText(0);
String value = item.getText(1);
try {
out.write(date + ";" + value + "\n");
} catch (IOException e) {
continue;
}
}
try {
out.close();
fos.close();
} catch (IOException e) {
MessageBox messageBox = new MessageBox(shell, SWT.OK | SWT.ICON_ERROR);
messageBox.setMessage("Error writing export file " + fileName + " : " + e.getMessage());
messageBox.open();
e.printStackTrace();
}
}
private void newEntry() {
DataEntryDialog dialog = new DataEntryDialog(shell);
dialog.setLabels(columnNames);
String[] data = dialog.open();
if (data != null) {
TableItem item = new TableItem(table, SWT.NONE);
item.setText(data);
isModified = true;
}
}
private void editEntry(TableItem item) {
DataEntryDialog dialog = new DataEntryDialog(shell);
dialog.setLabels(columnNames);
String[] values = new String[table.getColumnCount()];
for (int i = 0; i < values.length; i++) {
values[i] = item.getText(i);
}
dialog.setValues(values);
values = dialog.open();
if (values != null) {
item.setText(values);
isModified = true;
}
}
void tableMouseDown(Event event) {
if (isDisposed() || !isVisible()) return;
Point pt = new Point(event.x, event.y);
int lineWidth = table.getLinesVisible() ? table.getGridLineWidth() : 0;
TableItem item = table.getItem(pt);
if ((table.getStyle() & SWT.FULL_SELECTION) != 0) {
if (item == null) return;
} else {
int start = item != null ? table.indexOf(item) : table.getTopIndex();
int end = table.getItemCount();
Rectangle clientRect = table.getClientArea();
for (int i = start; i < end; i++) {
TableItem nextItem = table.getItem(i);
Rectangle rect = nextItem.getBounds(0);
if (pt.y >= rect.y && pt.y < rect.y + rect.height + lineWidth) {
item = nextItem;
break;
}
if (rect.y > clientRect.y + clientRect.height) return;
}
if (item == null) return;
}
TableColumn newColumn = null;
int columnCount = table.getColumnCount();
if (columnCount == 0) {
if ((table.getStyle() & SWT.FULL_SELECTION) == 0) {
Rectangle rect = item.getBounds(0);
rect.width += lineWidth;
rect.height += lineWidth;
if (!rect.contains(pt)) return;
}
} else {
for (int i = 0; i < columnCount; i++) {
Rectangle rect = item.getBounds(i);
rect.width += lineWidth;
rect.height += lineWidth;
if (rect.contains(pt)) {
newColumn = table.getColumn(i);
break;
}
}
if (newColumn == null) {
if ((table.getStyle() & SWT.FULL_SELECTION) == 0) return;
newColumn = table.getColumn(0);
}
}
setRowColumn(item, newColumn, true);
setFocus();
return;
}
private boolean findMatch(
String searchString, TableItem item, int column, boolean matchWord, boolean matchCase) {
String tableText = matchCase ? item.getText(column) : item.getText(column).toLowerCase();
if (matchWord) {
if (tableText != null && tableText.equals(searchString)) {
return true;
}
} else {
if (tableText != null && tableText.indexOf(searchString) != -1) {
return true;
}
}
return false;
}
void _resize() {
if (row == null) {
setBounds(-200, -200, 0, 0);
} else {
int columnIndex = column == null ? 0 : table.indexOf(column);
setBounds(row.getBounds(columnIndex));
}
}
/**
* Positions the TableCursor over the cell at the given row and column in the parent table.
*
* @param row the TableItem of the row for the cell to select
* @param column the index of column for the cell to select
* @exception SWTException
* <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver
* </ul>
*/
public void setSelection(TableItem row, int column) {
checkWidget();
int columnCount = table.getColumnCount();
int maxColumnIndex = columnCount == 0 ? 0 : columnCount - 1;
if (row == null || row.isDisposed() || column < 0 || column > maxColumnIndex)
SWT.error(SWT.ERROR_INVALID_ARGUMENT);
setRowColumn(table.indexOf(row), column, false);
}
/**
* Delete Values from the history
*
* @param all when true the whole history of the selected parameter is deleted
*/
private void delete(boolean all) {
MessageBox messageBox = new MessageBox(shell, SWT.YES | SWT.NO | SWT.ICON_QUESTION);
messageBox.setMessage("Are you shure you want to delete these entries?");
messageBox.setText("Delete History?");
if (messageBox.open() == SWT.NO) return;
String key, timebase;
try {
key = getCurrentKey();
timebase = getCurrentTimeBase();
} catch (Exception e) {
return;
}
MeasurementHistoryController hist = master.getHistoryController();
MeasurementHistory measurements;
if (timebase.equals("hours")) measurements = hist.getDataHours().get(key);
else measurements = hist.getDataDays().get(key);
if (all) {
measurements.removeAll();
} else {
for (TableItem item : this.dataTable.getSelection()) {
String date = item.getText(0);
String value = item.getText(1);
SimpleDateFormat bla = new SimpleDateFormat(DATE_FORMAT);
Date tmpdate;
try {
tmpdate = bla.parse(date);
} catch (ParseException e) {
e.printStackTrace();
continue;
}
MeasurementHistoryEntry tmp =
new MeasurementHistoryEntry(Double.parseDouble(value), tmpdate);
measurements.removeEntry(tmp);
}
}
this.list_selected();
}
private void launchEditor(TableItem item) {
String theCommand = resUser.getString("Custom_editor");
theCommand = theCommand.replaceAll("%file%", item.getText(3));
theCommand = theCommand.replaceAll("%line%", item.getText(1));
theCommand = theCommand.replace('/', File.separatorChar);
theCommand = theCommand.replaceAll("%slash%", "/");
try {
Runtime.getRuntime().exec(theCommand);
} catch (IOException e) {
displayError("Error launching editor: " + e.getMessage());
}
}
void unhookRowColumnListeners() {
if (column != null) {
column.removeListener(SWT.Dispose, disposeColumnListener);
column.removeListener(SWT.Move, resizeListener);
column.removeListener(SWT.Resize, resizeListener);
column = null;
}
if (row != null) {
row.removeListener(SWT.Dispose, disposeItemListener);
row = null;
}
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
final Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
Rectangle clientArea = shell.getClientArea();
table.setBounds(clientArea.x, clientArea.y, 200, 200);
for (int i = 0; i < 128; i++) {
TableItem item = new TableItem(table, SWT.NONE);
item.setText("Item " + i);
}
Menu menu = new Menu(shell, SWT.POP_UP);
table.setMenu(menu);
MenuItem item = new MenuItem(menu, SWT.PUSH);
item.setText("Delete Selection");
item.addListener(SWT.Selection, event -> table.remove(table.getSelectionIndices()));
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
void setRowColumn(TableItem row, TableColumn column, boolean notify) {
if (this.row == row && this.column == column) {
return;
}
if (this.row != null && this.row != row) {
this.row.removeListener(SWT.Dispose, disposeItemListener);
this.row = null;
}
if (this.column != null && this.column != column) {
this.column.removeListener(SWT.Dispose, disposeColumnListener);
this.column.removeListener(SWT.Move, resizeListener);
this.column.removeListener(SWT.Resize, resizeListener);
this.column = null;
}
if (row != null) {
if (this.row != row) {
this.row = row;
row.addListener(SWT.Dispose, disposeItemListener);
table.showItem(row);
}
if (this.column != column && column != null) {
this.column = column;
column.addListener(SWT.Dispose, disposeColumnListener);
column.addListener(SWT.Move, resizeListener);
column.addListener(SWT.Resize, resizeListener);
table.showColumn(column);
}
int columnIndex = column == null ? 0 : table.indexOf(column);
setBounds(row.getBounds(columnIndex));
redraw();
if (notify) {
notifyListeners(SWT.Selection, new Event());
}
}
getAccessible().setFocus(ACC.CHILDID_SELF);
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
final Table table = new Table(shell, SWT.BORDER);
table.setHeaderVisible(true);
final TableColumn column1 = new TableColumn(table, SWT.NONE);
column1.setText("Column 1");
final TableColumn column2 = new TableColumn(table, SWT.NONE);
column2.setText("Column 2");
TableItem item = new TableItem(table, SWT.NONE);
item.setText(new String[] {"a", "3"});
item = new TableItem(table, SWT.NONE);
item.setText(new String[] {"b", "2"});
item = new TableItem(table, SWT.NONE);
item.setText(new String[] {"c", "1"});
column1.setWidth(100);
column2.setWidth(100);
Listener sortListener =
e -> {
TableItem[] items = table.getItems();
Collator collator = Collator.getInstance(Locale.getDefault());
TableColumn column = (TableColumn) e.widget;
int index = column == column1 ? 0 : 1;
for (int i = 1; i < items.length; i++) {
String value1 = items[i].getText(index);
for (int j = 0; j < i; j++) {
String value2 = items[j].getText(index);
if (collator.compare(value1, value2) < 0) {
String[] values = {items[i].getText(0), items[i].getText(1)};
items[i].dispose();
TableItem item1 = new TableItem(table, SWT.NONE, j);
item1.setText(values);
items = table.getItems();
break;
}
}
}
table.setSortColumn(column);
};
column1.addListener(SWT.Selection, sortListener);
column2.addListener(SWT.Selection, sortListener);
table.setSortColumn(column1);
table.setSortDirection(SWT.UP);
shell.setSize(shell.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
private void openAddressBook(String name) {
if (name == null) return;
File file = new File(name);
if (!file.exists()) {
displayError(
resMessages.getString("File")
+ file.getName()
+ " "
+ resMessages.getString("Does_not_exist"));
return;
}
Cursor waitCursor = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
shell.setCursor(waitCursor);
FileReader fileReader = null;
BufferedReader bufferedReader = null;
String[] data = new String[0];
try {
fileReader = new FileReader(file.getAbsolutePath());
bufferedReader = new BufferedReader(fileReader);
String nextLine = bufferedReader.readLine();
while (nextLine != null) {
String[] newData = new String[data.length + 1];
System.arraycopy(data, 0, newData, 0, data.length);
newData[data.length] = nextLine;
data = newData;
nextLine = bufferedReader.readLine();
}
} catch (FileNotFoundException e) {
displayError(resMessages.getString("File_not_found") + "\n" + file.getName());
return;
} catch (IOException e) {
displayError(resMessages.getString("IO_error_read") + "\n" + file.getName());
return;
} finally {
shell.setCursor(null);
waitCursor.dispose();
if (fileReader != null) {
try {
fileReader.close();
} catch (IOException e) {
displayError(resMessages.getString("IO_error_close") + "\n" + file.getName());
return;
}
}
}
String[][] tableInfo = new String[data.length][table.getColumnCount()];
for (int i = 0; i < data.length; i++) {
tableInfo[i] = decodeLine(data[i]);
}
Arrays.sort(tableInfo, new RowComparator(0));
for (int i = 0; i < tableInfo.length; i++) {
TableItem item = new TableItem(table, SWT.NONE);
item.setText(tableInfo[i]);
}
shell.setText(resMessages.getString("Title_bar") + file.getName());
isModified = false;
this.file = file;
}
void keyDown(Event event) {
if (row == null) return;
switch (event.character) {
case SWT.CR:
notifyListeners(SWT.DefaultSelection, new Event());
return;
}
int rowIndex = table.indexOf(row);
int columnIndex = column == null ? 0 : table.indexOf(column);
switch (event.keyCode) {
case SWT.ARROW_UP:
setRowColumn(Math.max(0, rowIndex - 1), columnIndex, true);
break;
case SWT.ARROW_DOWN:
setRowColumn(Math.min(rowIndex + 1, table.getItemCount() - 1), columnIndex, true);
break;
case SWT.ARROW_LEFT:
case SWT.ARROW_RIGHT:
{
int columnCount = table.getColumnCount();
if (columnCount == 0) break;
int[] order = table.getColumnOrder();
int index = 0;
while (index < order.length) {
if (order[index] == columnIndex) break;
index++;
}
if (index == order.length) index = 0;
int leadKey = (getStyle() & SWT.RIGHT_TO_LEFT) != 0 ? SWT.ARROW_RIGHT : SWT.ARROW_LEFT;
if (event.keyCode == leadKey) {
setRowColumn(rowIndex, order[Math.max(0, index - 1)], true);
} else {
setRowColumn(rowIndex, order[Math.min(columnCount - 1, index + 1)], true);
}
break;
}
case SWT.HOME:
setRowColumn(0, columnIndex, true);
break;
case SWT.END:
{
int i = table.getItemCount() - 1;
setRowColumn(i, columnIndex, true);
break;
}
case SWT.PAGE_UP:
{
int index = table.getTopIndex();
if (index == rowIndex) {
Rectangle rect = table.getClientArea();
TableItem item = table.getItem(index);
Rectangle itemRect = item.getBounds(0);
rect.height -= itemRect.y;
int height = table.getItemHeight();
int page = Math.max(1, rect.height / height);
index = Math.max(0, index - page + 1);
}
setRowColumn(index, columnIndex, true);
break;
}
case SWT.PAGE_DOWN:
{
int index = table.getTopIndex();
Rectangle rect = table.getClientArea();
TableItem item = table.getItem(index);
Rectangle itemRect = item.getBounds(0);
rect.height -= itemRect.y;
int height = table.getItemHeight();
int page = Math.max(1, rect.height / height);
int end = table.getItemCount() - 1;
index = Math.min(end, index + page - 1);
if (index == rowIndex) {
index = Math.min(end, index + page - 1);
}
setRowColumn(index, columnIndex, true);
break;
}
}
}
void paint(Event event) {
if (row == null) return;
int columnIndex = column == null ? 0 : table.indexOf(column);
GC gc = event.gc;
gc.setBackground(getBackground());
gc.setForeground(getForeground());
gc.fillRectangle(event.x, event.y, event.width, event.height);
int x = 0;
Point size = getSize();
Image image = row.getImage(columnIndex);
if (image != null) {
Rectangle imageSize = image.getBounds();
int imageY = (size.y - imageSize.height) / 2;
gc.drawImage(image, x, imageY);
x += imageSize.width;
}
String text = row.getText(columnIndex);
if (text.length() > 0) {
Rectangle bounds = row.getBounds(columnIndex);
Point extent = gc.stringExtent(text);
// Temporary code - need a better way to determine table trim
String platform = SWT.getPlatform();
if ("win32".equals(platform)) { // $NON-NLS-1$
if (table.getColumnCount() == 0 || columnIndex == 0) {
x += 2;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 6;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 6;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2;
break;
}
}
} else {
if (table.getColumnCount() == 0) {
x += 5;
} else {
int alignmnent = column.getAlignment();
switch (alignmnent) {
case SWT.LEFT:
x += 5;
break;
case SWT.RIGHT:
x = bounds.width - extent.x - 2;
break;
case SWT.CENTER:
x += (bounds.width - x - extent.x) / 2 + 2;
break;
}
}
}
int textY = (size.y - extent.y) / 2;
gc.drawString(text, x, textY);
}
if (isFocusControl()) {
Display display = getDisplay();
gc.setBackground(display.getSystemColor(SWT.COLOR_BLACK));
gc.setForeground(display.getSystemColor(SWT.COLOR_WHITE));
gc.drawFocus(0, 0, size.x, size.y);
}
}
private void openAddressBook() {
FileDialog fileDialog = new FileDialog(shell, SWT.OPEN);
fileDialog.setFilterExtensions(new String[] {"*.adr;", "*.*"});
fileDialog.setFilterNames(
new String[] {
resAddressBook.getString("Book_filter_name") + " (*.adr)",
resAddressBook.getString("All_filter_name") + " (*.*)"
});
String name = fileDialog.open();
if (name == null) return;
File file = new File(name);
if (!file.exists()) {
displayError(
resAddressBook.getString("File")
+ file.getName()
+ " "
+ resAddressBook.getString("Does_not_exist"));
return;
}
Cursor waitCursor = shell.getDisplay().getSystemCursor(SWT.CURSOR_WAIT);
shell.setCursor(waitCursor);
FileReader fileReader = null;
BufferedReader bufferedReader = null;
String[] data = new String[0];
try {
fileReader = new FileReader(file.getAbsolutePath());
bufferedReader = new BufferedReader(fileReader);
String nextLine = bufferedReader.readLine();
while (nextLine != null) {
String[] newData = new String[data.length + 1];
System.arraycopy(data, 0, newData, 0, data.length);
newData[data.length] = nextLine;
data = newData;
nextLine = bufferedReader.readLine();
}
} catch (FileNotFoundException e) {
displayError(resAddressBook.getString("File_not_found") + "\n" + file.getName());
return;
} catch (IOException e) {
displayError(resAddressBook.getString("IO_error_read") + "\n" + file.getName());
return;
} finally {
shell.setCursor(null);
if (fileReader != null) {
try {
fileReader.close();
} catch (IOException e) {
displayError(resAddressBook.getString("IO_error_close") + "\n" + file.getName());
return;
}
}
}
String[][] tableInfo = new String[data.length][table.getColumnCount()];
int writeIndex = 0;
for (int i = 0; i < data.length; i++) {
String[] line = decodeLine(data[i]);
if (line != null) tableInfo[writeIndex++] = line;
}
if (writeIndex != data.length) {
String[][] result = new String[writeIndex][table.getColumnCount()];
System.arraycopy(tableInfo, 0, result, 0, writeIndex);
tableInfo = result;
}
Arrays.sort(tableInfo, new RowComparator(0));
for (int i = 0; i < tableInfo.length; i++) {
TableItem item = new TableItem(table, SWT.NONE);
item.setText(tableInfo[i]);
}
shell.setText(resAddressBook.getString("Title_bar") + fileDialog.getFileName());
isModified = false;
this.file = file;
}
private void openFile(String fileName, Table table) {
String outStr;
try {
CSVReader reader = new CSVReader(new FileReader(fileName), ',', '"');
String[] strLineArr;
// Open the file that is the first
// command line parameter
FileInputStream fstream = new FileInputStream(fileName);
// Get the object of DataInputStream
DataInputStream in = new DataInputStream(fstream);
BufferedReader br = new BufferedReader(new InputStreamReader(in));
String strLine;
table.clearAll();
table.removeAll();
table.redraw();
int length = 0;
boolean first = true;
// Read File Line By Line
while ((strLineArr = reader.readNext()) != null) {
// while ((strLine = br.readLine()) != null) {
// Print the content on the console
// outStr = strLine;
TableItem item = null;
if (first) {
length = strLineArr.length;
} else {
item = new TableItem(table, SWT.NONE);
}
int thisLen = strLineArr.length;
if (thisLen <= length) {
// String[] line = new String[length];
for (int i = 0; i < thisLen; i++) {
// line[i] = st.nextToken();
// item.setText (i, st.nextToken());
if (first) {
TableColumn column = new TableColumn(table, SWT.NONE);
column.setText(strLineArr[i]);
} else {
// System.out.println("-- "+i+" -- " + strLineArr[i]);
item.setText(i, strLineArr[i]);
}
}
}
first = false;
}
// System.out.println("Finisehd file");
for (int i = 0; i < length; i++) {
table.getColumn(i).pack();
}
// System.out.println("finished packing");
// Close the input stream
in.close();
} catch (Exception e) { // Catch exception if any
System.err.println("Error: " + e.getMessage());
e.printStackTrace();
}
}
