private boolean saveAs() {
FileDialog saveDialog = new FileDialog(shell, SWT.SAVE);
saveDialog.setFilterExtensions(new String[] {"*.adr;", "*.*"});
saveDialog.setFilterNames(new String[] {"Address Books (*.adr)", "All Files "});
saveDialog.open();
String name = saveDialog.getFileName();
if (name.equals("")) return false;
if (name.indexOf(".adr") != name.length() - 4) {
name += ".adr";
}
File file = new File(saveDialog.getFilterPath(), name);
if (file.exists()) {
MessageBox box = new MessageBox(shell, SWT.ICON_WARNING | SWT.YES | SWT.NO);
box.setText(resAddressBook.getString("Save_as_title"));
box.setMessage(
resAddressBook.getString("File")
+ file.getName()
+ " "
+ resAddressBook.getString("Query_overwrite"));
if (box.open() != SWT.YES) {
return false;
}
}
this.file = file;
return save();
}
/**
* 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 boolean closeAddressBook() {
if (isModified) {
// ask user if they want to save current address book
MessageBox box = new MessageBox(shell, SWT.ICON_WARNING | SWT.YES | SWT.NO | SWT.CANCEL);
box.setText(shell.getText());
box.setMessage(resAddressBook.getString("Close_save"));
int choice = box.open();
if (choice == SWT.CANCEL) {
return false;
} else if (choice == SWT.YES) {
if (!save()) return false;
}
}
TableItem[] items = table.getItems();
for (int i = 0; i < items.length; i++) {
items[i].dispose();
}
return true;
}
/** 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();
}
}
public static void main(String[] args) {
Display display = new Display();
final Shell shell = new Shell(display);
shell.setText("Text Editor");
Menu bar = new Menu(shell, SWT.BAR);
shell.setMenuBar(bar);
MenuItem fileItem = new MenuItem(bar, SWT.CASCADE);
fileItem.setText("&File");
Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
fileItem.setMenu(fileMenu);
MenuItem saveItem = new MenuItem(fileMenu, SWT.PUSH);
saveItem.setText("&Save\tCtrl+S");
saveItem.setAccelerator(SWT.MOD1 + 'S');
saveItem.addListener(SWT.Selection, e -> shell.setModified(false));
MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH);
exitItem.setText("Exit");
exitItem.addListener(SWT.Selection, e -> shell.close());
Text text = new Text(shell, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
text.addListener(SWT.Modify, e -> shell.setModified(true));
shell.addListener(
SWT.Close,
e -> {
if (shell.getModified()) {
MessageBox box = new MessageBox(shell, SWT.PRIMARY_MODAL | SWT.OK | SWT.CANCEL);
box.setText(shell.getText());
box.setMessage("You have unsaved changes, do you want to exit?");
e.doit = box.open() == SWT.OK;
}
});
shell.setLayout(new FillLayout());
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
private void showMsg(String str) {
MessageBox mb = new MessageBox(shell, SWT.ABORT | SWT.ICON_INFORMATION);
mb.setText("提示信息"); // 消息框的标题
mb.setMessage(str); // 消息框的提示文字
mb.open();
}
private void displayError(String msg) {
MessageBox box = new MessageBox(shell, SWT.ICON_ERROR);
box.setMessage(msg);
box.open();
}
/**
* Handle the create button selection event.
*
* @param event org.eclipse.swt.events.SelectionEvent
*/
void createButtonSelected(SelectionEvent event) {
/* Compute the appropriate dialog style */
int style = getDefaultStyle();
if (okButton.getEnabled() && okButton.getSelection()) style |= SWT.OK;
if (cancelButton.getEnabled() && cancelButton.getSelection()) style |= SWT.CANCEL;
if (yesButton.getEnabled() && yesButton.getSelection()) style |= SWT.YES;
if (noButton.getEnabled() && noButton.getSelection()) style |= SWT.NO;
if (retryButton.getEnabled() && retryButton.getSelection()) style |= SWT.RETRY;
if (abortButton.getEnabled() && abortButton.getSelection()) style |= SWT.ABORT;
if (ignoreButton.getEnabled() && ignoreButton.getSelection()) style |= SWT.IGNORE;
if (iconErrorButton.getEnabled() && iconErrorButton.getSelection()) style |= SWT.ICON_ERROR;
if (iconInformationButton.getEnabled() && iconInformationButton.getSelection())
style |= SWT.ICON_INFORMATION;
if (iconQuestionButton.getEnabled() && iconQuestionButton.getSelection())
style |= SWT.ICON_QUESTION;
if (iconWarningButton.getEnabled() && iconWarningButton.getSelection())
style |= SWT.ICON_WARNING;
if (iconWorkingButton.getEnabled() && iconWorkingButton.getSelection())
style |= SWT.ICON_WORKING;
if (primaryModalButton.getEnabled() && primaryModalButton.getSelection())
style |= SWT.PRIMARY_MODAL;
if (applicationModalButton.getEnabled() && applicationModalButton.getSelection())
style |= SWT.APPLICATION_MODAL;
if (systemModalButton.getEnabled() && systemModalButton.getSelection())
style |= SWT.SYSTEM_MODAL;
if (saveButton.getEnabled() && saveButton.getSelection()) style |= SWT.SAVE;
if (openButton.getEnabled() && openButton.getSelection()) style |= SWT.OPEN;
if (multiButton.getEnabled() && multiButton.getSelection()) style |= SWT.MULTI;
/* Open the appropriate dialog type */
String name = dialogCombo.getText();
if (name.equals(ControlExample.getResourceString("ColorDialog"))) {
ColorDialog dialog = new ColorDialog(shell, style);
dialog.setRGB(new RGB(100, 100, 100));
dialog.setText(ControlExample.getResourceString("Title"));
RGB result = dialog.open();
textWidget.append(ControlExample.getResourceString("ColorDialog") + Text.DELIMITER);
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER);
textWidget.append("getRGB() = " + dialog.getRGB() + Text.DELIMITER + Text.DELIMITER);
return;
}
if (name.equals(ControlExample.getResourceString("DirectoryDialog"))) {
DirectoryDialog dialog = new DirectoryDialog(shell, style);
dialog.setMessage(ControlExample.getResourceString("Example_string"));
dialog.setText(ControlExample.getResourceString("Title"));
String result = dialog.open();
textWidget.append(ControlExample.getResourceString("DirectoryDialog") + Text.DELIMITER);
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"" + result})
+ Text.DELIMITER
+ Text.DELIMITER);
return;
}
if (name.equals(ControlExample.getResourceString("FileDialog"))) {
FileDialog dialog = new FileDialog(shell, style);
dialog.setFileName(ControlExample.getResourceString("readme_txt"));
dialog.setFilterNames(FilterNames);
dialog.setFilterExtensions(FilterExtensions);
dialog.setText(ControlExample.getResourceString("Title"));
String result = dialog.open();
textWidget.append(ControlExample.getResourceString("FileDialog") + Text.DELIMITER);
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER);
textWidget.append("getFileNames() =" + Text.DELIMITER);
if ((dialog.getStyle() & SWT.MULTI) != 0) {
String[] files = dialog.getFileNames();
for (int i = 0; i < files.length; i++) {
textWidget.append("\t" + files[i] + Text.DELIMITER);
}
}
textWidget.append(
"getFilterIndex() = " + dialog.getFilterIndex() + Text.DELIMITER + Text.DELIMITER);
return;
}
if (name.equals(ControlExample.getResourceString("FontDialog"))) {
FontDialog dialog = new FontDialog(shell, style);
dialog.setText(ControlExample.getResourceString("Title"));
FontData result = dialog.open();
textWidget.append(ControlExample.getResourceString("FontDialog") + Text.DELIMITER);
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER);
textWidget.append("getFontList() =" + Text.DELIMITER);
FontData[] fonts = dialog.getFontList();
if (fonts != null) {
for (int i = 0; i < fonts.length; i++) {
textWidget.append("\t" + fonts[i] + Text.DELIMITER);
}
}
textWidget.append("getRGB() = " + dialog.getRGB() + Text.DELIMITER + Text.DELIMITER);
return;
}
if (name.equals(ControlExample.getResourceString("PrintDialog"))) {
PrintDialog dialog = new PrintDialog(shell, style);
dialog.setText(ControlExample.getResourceString("Title"));
PrinterData result = dialog.open();
textWidget.append(ControlExample.getResourceString("PrintDialog") + Text.DELIMITER);
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"" + result}) + Text.DELIMITER);
textWidget.append("getScope() = " + dialog.getScope() + Text.DELIMITER);
textWidget.append("getStartPage() = " + dialog.getStartPage() + Text.DELIMITER);
textWidget.append("getEndPage() = " + dialog.getEndPage() + Text.DELIMITER);
textWidget.append(
"getPrintToFile() = " + dialog.getPrintToFile() + Text.DELIMITER + Text.DELIMITER);
return;
}
if (name.equals(ControlExample.getResourceString("MessageBox"))) {
MessageBox dialog = new MessageBox(shell, style);
dialog.setMessage(ControlExample.getResourceString("Example_string"));
dialog.setText(ControlExample.getResourceString("Title"));
int result = dialog.open();
textWidget.append(ControlExample.getResourceString("MessageBox") + Text.DELIMITER);
/*
* The resulting integer depends on the original
* dialog style. Decode the result and display it.
*/
switch (result) {
case SWT.OK:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.OK"}));
break;
case SWT.YES:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.YES"}));
break;
case SWT.NO:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.NO"}));
break;
case SWT.CANCEL:
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"SWT.CANCEL"}));
break;
case SWT.ABORT:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.ABORT"}));
break;
case SWT.RETRY:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"SWT.RETRY"}));
break;
case SWT.IGNORE:
textWidget.append(
ControlExample.getResourceString("Result", new String[] {"SWT.IGNORE"}));
break;
default:
textWidget.append(ControlExample.getResourceString("Result", new String[] {"" + result}));
break;
}
textWidget.append(Text.DELIMITER + Text.DELIMITER);
}
}
public void handleEvent(Event e) {
MessageBox m = new MessageBox(shell, SWT.OK);
m.setMessage(e.toString());
m.open();
}
private void aboutMenuItemWidgetSelected(SelectionEvent evt) {
MessageBox message = new MessageBox(getShell(), SWT.OK | SWT.ICON_INFORMATION);
message.setText("About Change_This_Title");
message.setMessage("Change this about message\n\nApplicationName v1.0");
message.open();
}