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();
}
/**
* Creates all the items located in the Search submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Search submenu.
*/
private void createSearchMenu(Menu menuBar) {
// Search menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resMessages.getString("Search_menu_title"));
Menu searchMenu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(searchMenu);
// Search -> Find...
item = new MenuItem(searchMenu, SWT.NULL);
item.setText(resMessages.getString("Find"));
item.setAccelerator(SWT.MOD1 + 'F');
item.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
searchDialog.setMatchCase(false);
searchDialog.setMatchWord(false);
searchDialog.setSearchDown(true);
searchDialog.setSearchString("");
searchDialog.setSelectedSearchArea(0);
searchDialog.open();
}
});
// Search -> Find Next
item = new MenuItem(searchMenu, SWT.NULL);
item.setText(resMessages.getString("Find_next"));
item.setAccelerator(SWT.F3);
item.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
searchDialog.open();
}
});
}
private void openAddressBook() {
FileDialog fileDialog = new FileDialog(shell, SWT.OPEN);
fileDialog.setFilterExtensions(new String[] {"*.messages;", "*.*"});
fileDialog.setFilterNames(
new String[] {
resMessages.getString("Book_filter_name") + " (*.messages)",
resMessages.getString("All_filter_name") + " (*.*)"
});
String name = fileDialog.open();
openAddressBook(name);
}
private boolean save() {
if (file == null) return saveAs();
Cursor waitCursor = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
shell.setCursor(waitCursor);
TableItem[] items = table.getItems();
String[] lines = new String[items.length];
for (int i = 0; i < items.length; i++) {
String[] itemText = new String[table.getColumnCount()];
for (int j = 0; j < itemText.length; j++) {
itemText[j] = items[i].getText(j);
}
lines[i] = encodeLine(itemText);
}
FileWriter fileWriter = null;
try {
fileWriter = new FileWriter(file.getAbsolutePath(), false);
for (int i = 0; i < lines.length; i++) {
fileWriter.write(lines[i]);
}
} catch (FileNotFoundException e) {
displayError(resMessages.getString("File_not_found") + "\n" + file.getName());
return false;
} catch (IOException e) {
displayError(resMessages.getString("IO_error_write") + "\n" + file.getName());
return false;
} finally {
shell.setCursor(null);
waitCursor.dispose();
if (fileWriter != null) {
try {
fileWriter.close();
} catch (IOException e) {
displayError(resMessages.getString("IO_error_close") + "\n" + file.getName());
return false;
}
}
}
shell.setText(resMessages.getString("Title_bar") + file.getName());
isModified = false;
return true;
}
public Shell open(Display display) {
shell = new Shell(display);
shell.setLayout(new FillLayout());
shell.addShellListener(
new ShellAdapter() {
@Override
public void shellClosed(ShellEvent e) {
e.doit = closeAddressBook();
}
});
createMenuBar();
searchDialog = new SearchDialog(shell);
searchDialog.setSearchAreaNames(columnNames);
searchDialog.setSearchAreaLabel(resAddressBook.getString("Column"));
searchDialog.addFindListener(
new FindListener() {
public boolean find() {
return findEntry();
}
});
table = new Table(shell, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
table.setHeaderVisible(true);
table.setMenu(createPopUpMenu());
table.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetDefaultSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length > 0) editEntry(items[0]);
}
});
for (int i = 0; i < columnNames.length; i++) {
TableColumn column = new TableColumn(table, SWT.NONE);
column.setText(columnNames[i]);
column.setWidth(150);
final int columnIndex = i;
column.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
sort(columnIndex);
}
});
}
newAddressBook();
shell.setSize(table.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
shell.open();
return shell;
}
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());
}
}
/**
* Creates all the items located in the Help submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Help submenu.
*/
private void createHelpMenu(Menu menuBar) {
// Help Menu
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resMessages.getString("Help_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
// Help -> About Text Editor
MenuItem subItem = new MenuItem(menu, SWT.NULL);
subItem.setText(resMessages.getString("About"));
subItem.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
MessageBox box = new MessageBox(shell, SWT.NONE);
box.setText(resMessages.getString("About_1") + shell.getText());
box.setMessage(shell.getText() + resMessages.getString("About_2"));
box.open();
}
});
}
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;
}
/**
* Creates all the items located in the File submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the File submenu.
*/
private void createFileMenu(Menu menuBar) {
// File menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("File_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
/** Adds a listener to handle enabling and disabling some items in the Edit submenu. */
menu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
items[1].setEnabled(table.getSelectionCount() != 0); // edit contact
items[5].setEnabled((file != null) && isModified); // save
items[6].setEnabled(table.getItemCount() != 0); // save as
}
});
// File -> New Contact
MenuItem subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("New_contact"));
subItem.setAccelerator(SWT.MOD1 + 'N');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newEntry();
}
});
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Edit_contact"));
subItem.setAccelerator(SWT.MOD1 + 'E');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
new MenuItem(menu, SWT.SEPARATOR);
// File -> New Address Book
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("New_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'B');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (closeAddressBook()) {
newAddressBook();
}
}
});
// File -> Open
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Open_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'O');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (closeAddressBook()) {
openAddressBook();
}
}
});
// File -> Save.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Save_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'S');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
save();
}
});
// File -> Save As.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Save_book_as"));
subItem.setAccelerator(SWT.MOD1 + 'A');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
saveAs();
}
});
new MenuItem(menu, SWT.SEPARATOR);
// File -> Exit.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Exit"));
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
shell.close();
}
});
}
/**
* Creates all the items located in the Edit submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Edit submenu.
* @see #createSortMenu()
*/
private MenuItem createEditMenu(Menu menuBar) {
// Edit menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("Edit_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
/** Add a listener to handle enabling and disabling some items in the Edit submenu. */
menu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
int count = table.getSelectionCount();
items[0].setEnabled(count != 0); // edit
items[1].setEnabled(count != 0); // copy
items[2].setEnabled(copyBuffer != null); // paste
items[3].setEnabled(count != 0); // delete
items[5].setEnabled(table.getItemCount() != 0); // sort
}
});
// Edit -> Edit
MenuItem subItem = new MenuItem(menu, SWT.PUSH);
subItem.setText(resAddressBook.getString("Edit"));
subItem.setAccelerator(SWT.MOD1 + 'E');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
// Edit -> Copy
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Copy"));
subItem.setAccelerator(SWT.MOD1 + 'C');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
copyBuffer = new String[table.getColumnCount()];
for (int i = 0; i < copyBuffer.length; i++) {
copyBuffer[i] = items[0].getText(i);
}
}
});
// Edit -> Paste
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Paste"));
subItem.setAccelerator(SWT.MOD1 + 'V');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (copyBuffer == null) return;
TableItem item = new TableItem(table, SWT.NONE);
item.setText(copyBuffer);
isModified = true;
}
});
// Edit -> Delete
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Delete"));
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
items[0].dispose();
isModified = true;
}
});
new MenuItem(menu, SWT.SEPARATOR);
// Edit -> Sort(Cascade)
subItem = new MenuItem(menu, SWT.CASCADE);
subItem.setText(resAddressBook.getString("Sort"));
Menu submenu = createSortMenu();
subItem.setMenu(submenu);
return item;
}
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 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;
}
/**
* AddressBookExample is an example that uses <code>org.eclipse.swt</code> libraries to implement a
* simple address book. This application has save, load, sorting, and searching functions common to
* basic address books.
*/
public class AddressBook {
private static ResourceBundle resAddressBook = ResourceBundle.getBundle("examples_addressbook");
private Shell shell;
private Table table;
private SearchDialog searchDialog;
private File file;
private boolean isModified;
private String[] copyBuffer;
private int lastSortColumn = -1;
private static final String DELIMITER = "\t";
private static final String[] columnNames = {
resAddressBook.getString("Last_name"),
resAddressBook.getString("First_name"),
resAddressBook.getString("Business_phone"),
resAddressBook.getString("Home_phone"),
resAddressBook.getString("Email"),
resAddressBook.getString("Fax")
};
public static void main(String[] args) {
Display display = new Display();
AddressBook application = new AddressBook();
Shell shell = application.open(display);
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public Shell open(Display display) {
shell = new Shell(display);
shell.setLayout(new FillLayout());
shell.addShellListener(
new ShellAdapter() {
@Override
public void shellClosed(ShellEvent e) {
e.doit = closeAddressBook();
}
});
createMenuBar();
searchDialog = new SearchDialog(shell);
searchDialog.setSearchAreaNames(columnNames);
searchDialog.setSearchAreaLabel(resAddressBook.getString("Column"));
searchDialog.addFindListener(
new FindListener() {
public boolean find() {
return findEntry();
}
});
table = new Table(shell, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
table.setHeaderVisible(true);
table.setMenu(createPopUpMenu());
table.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetDefaultSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length > 0) editEntry(items[0]);
}
});
for (int i = 0; i < columnNames.length; i++) {
TableColumn column = new TableColumn(table, SWT.NONE);
column.setText(columnNames[i]);
column.setWidth(150);
final int columnIndex = i;
column.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
sort(columnIndex);
}
});
}
newAddressBook();
shell.setSize(table.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
shell.open();
return shell;
}
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;
}
/**
* Creates the menu at the top of the shell where most of the programs functionality is accessed.
*
* @return The <code>Menu</code> widget that was created
*/
private Menu createMenuBar() {
Menu menuBar = new Menu(shell, SWT.BAR);
shell.setMenuBar(menuBar);
// create each header and subMenu for the menuBar
createFileMenu(menuBar);
createEditMenu(menuBar);
createSearchMenu(menuBar);
createHelpMenu(menuBar);
return menuBar;
}
/** Converts an encoded <code>String</code> to a String array representing a table entry. */
private String[] decodeLine(String line) {
if (line == null) return null;
String[] parsedLine = new String[table.getColumnCount()];
for (int i = 0; i < parsedLine.length - 1; i++) {
int index = line.indexOf(DELIMITER);
if (index > -1) {
parsedLine[i] = line.substring(0, index);
line = line.substring(index + DELIMITER.length(), line.length());
} else {
return null;
}
}
if (line.indexOf(DELIMITER) != -1) return null;
parsedLine[parsedLine.length - 1] = line;
return parsedLine;
}
private void displayError(String msg) {
MessageBox box = new MessageBox(shell, SWT.ICON_ERROR);
box.setMessage(msg);
box.open();
}
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;
}
}
private String encodeLine(String[] tableItems) {
String line = "";
for (int i = 0; i < tableItems.length - 1; i++) {
line += tableItems[i] + DELIMITER;
}
line += tableItems[tableItems.length - 1] + "\n";
return line;
}
private boolean findEntry() {
Cursor waitCursor = shell.getDisplay().getSystemCursor(SWT.CURSOR_WAIT);
shell.setCursor(waitCursor);
boolean matchCase = searchDialog.getMatchCase();
boolean matchWord = searchDialog.getMatchWord();
String searchString = searchDialog.getSearchString();
int column = searchDialog.getSelectedSearchArea();
searchString = matchCase ? searchString : searchString.toLowerCase();
boolean found = false;
if (searchDialog.getSearchDown()) {
for (int i = table.getSelectionIndex() + 1; i < table.getItemCount(); i++) {
if (found = findMatch(searchString, table.getItem(i), column, matchWord, matchCase)) {
table.setSelection(i);
break;
}
}
} else {
for (int i = table.getSelectionIndex() - 1; i > -1; i--) {
if (found = findMatch(searchString, table.getItem(i), column, matchWord, matchCase)) {
table.setSelection(i);
break;
}
}
}
shell.setCursor(null);
return found;
}
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;
}
private void newAddressBook() {
shell.setText(resAddressBook.getString("Title_bar") + resAddressBook.getString("New_title"));
file = null;
isModified = false;
}
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 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 boolean save() {
if (file == null) return saveAs();
Cursor waitCursor = new Cursor(shell.getDisplay(), SWT.CURSOR_WAIT);
shell.setCursor(waitCursor);
TableItem[] items = table.getItems();
String[] lines = new String[items.length];
for (int i = 0; i < items.length; i++) {
String[] itemText = new String[table.getColumnCount()];
for (int j = 0; j < itemText.length; j++) {
itemText[j] = items[i].getText(j);
}
lines[i] = encodeLine(itemText);
}
FileWriter fileWriter = null;
try {
fileWriter = new FileWriter(file.getAbsolutePath(), false);
for (int i = 0; i < lines.length; i++) {
fileWriter.write(lines[i]);
}
} catch (FileNotFoundException e) {
displayError(resAddressBook.getString("File_not_found") + "\n" + file.getName());
return false;
} catch (IOException e) {
displayError(resAddressBook.getString("IO_error_write") + "\n" + file.getName());
return false;
} finally {
shell.setCursor(null);
if (fileWriter != null) {
try {
fileWriter.close();
} catch (IOException e) {
displayError(resAddressBook.getString("IO_error_close") + "\n" + file.getName());
return false;
}
}
}
shell.setText(resAddressBook.getString("Title_bar") + file.getName());
isModified = false;
return true;
}
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();
}
private void sort(int column) {
if (table.getItemCount() <= 1) return;
TableItem[] items = table.getItems();
String[][] data = new String[items.length][table.getColumnCount()];
for (int i = 0; i < items.length; i++) {
for (int j = 0; j < table.getColumnCount(); j++) {
data[i][j] = items[i].getText(j);
}
}
Arrays.sort(data, new RowComparator(column));
if (lastSortColumn != column) {
table.setSortColumn(table.getColumn(column));
table.setSortDirection(SWT.DOWN);
for (int i = 0; i < data.length; i++) {
items[i].setText(data[i]);
}
lastSortColumn = column;
} else {
// reverse order if the current column is selected again
table.setSortDirection(SWT.UP);
int j = data.length - 1;
for (int i = 0; i < data.length; i++) {
items[i].setText(data[j--]);
}
lastSortColumn = -1;
}
}
/**
* Creates all the items located in the File submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the File submenu.
*/
private void createFileMenu(Menu menuBar) {
// File menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("File_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
/** Adds a listener to handle enabling and disabling some items in the Edit submenu. */
menu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
items[1].setEnabled(table.getSelectionCount() != 0); // edit contact
items[5].setEnabled((file != null) && isModified); // save
items[6].setEnabled(table.getItemCount() != 0); // save as
}
});
// File -> New Contact
MenuItem subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("New_contact"));
subItem.setAccelerator(SWT.MOD1 + 'N');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newEntry();
}
});
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Edit_contact"));
subItem.setAccelerator(SWT.MOD1 + 'E');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
new MenuItem(menu, SWT.SEPARATOR);
// File -> New Address Book
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("New_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'B');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (closeAddressBook()) {
newAddressBook();
}
}
});
// File -> Open
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Open_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'O');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (closeAddressBook()) {
openAddressBook();
}
}
});
// File -> Save.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Save_address_book"));
subItem.setAccelerator(SWT.MOD1 + 'S');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
save();
}
});
// File -> Save As.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Save_book_as"));
subItem.setAccelerator(SWT.MOD1 + 'A');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
saveAs();
}
});
new MenuItem(menu, SWT.SEPARATOR);
// File -> Exit.
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Exit"));
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
shell.close();
}
});
}
/**
* Creates all the items located in the Edit submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Edit submenu.
* @see #createSortMenu()
*/
private MenuItem createEditMenu(Menu menuBar) {
// Edit menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("Edit_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
/** Add a listener to handle enabling and disabling some items in the Edit submenu. */
menu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
int count = table.getSelectionCount();
items[0].setEnabled(count != 0); // edit
items[1].setEnabled(count != 0); // copy
items[2].setEnabled(copyBuffer != null); // paste
items[3].setEnabled(count != 0); // delete
items[5].setEnabled(table.getItemCount() != 0); // sort
}
});
// Edit -> Edit
MenuItem subItem = new MenuItem(menu, SWT.PUSH);
subItem.setText(resAddressBook.getString("Edit"));
subItem.setAccelerator(SWT.MOD1 + 'E');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
// Edit -> Copy
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Copy"));
subItem.setAccelerator(SWT.MOD1 + 'C');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
copyBuffer = new String[table.getColumnCount()];
for (int i = 0; i < copyBuffer.length; i++) {
copyBuffer[i] = items[0].getText(i);
}
}
});
// Edit -> Paste
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Paste"));
subItem.setAccelerator(SWT.MOD1 + 'V');
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (copyBuffer == null) return;
TableItem item = new TableItem(table, SWT.NONE);
item.setText(copyBuffer);
isModified = true;
}
});
// Edit -> Delete
subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("Delete"));
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
items[0].dispose();
isModified = true;
}
});
new MenuItem(menu, SWT.SEPARATOR);
// Edit -> Sort(Cascade)
subItem = new MenuItem(menu, SWT.CASCADE);
subItem.setText(resAddressBook.getString("Sort"));
Menu submenu = createSortMenu();
subItem.setMenu(submenu);
return item;
}
/**
* Creates all the items located in the Sort cascading submenu and associate all the menu items
* with their appropriate functions.
*
* @return Menu The cascading menu with all the sort menu items on it.
*/
private Menu createSortMenu() {
Menu submenu = new Menu(shell, SWT.DROP_DOWN);
MenuItem subitem;
for (int i = 0; i < columnNames.length; i++) {
subitem = new MenuItem(submenu, SWT.NONE);
subitem.setText(columnNames[i]);
final int column = i;
subitem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
sort(column);
}
});
}
return submenu;
}
/**
* Creates all the items located in the Search submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Search submenu.
*/
private void createSearchMenu(Menu menuBar) {
// Search menu.
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("Search_menu_title"));
Menu searchMenu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(searchMenu);
// Search -> Find...
item = new MenuItem(searchMenu, SWT.NONE);
item.setText(resAddressBook.getString("Find"));
item.setAccelerator(SWT.MOD1 + 'F');
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
searchDialog.setMatchCase(false);
searchDialog.setMatchWord(false);
searchDialog.setSearchDown(true);
searchDialog.setSearchString("");
searchDialog.setSelectedSearchArea(0);
searchDialog.open();
}
});
// Search -> Find Next
item = new MenuItem(searchMenu, SWT.NONE);
item.setText(resAddressBook.getString("Find_next"));
item.setAccelerator(SWT.F3);
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
searchDialog.open();
}
});
}
/**
* Creates all items located in the popup menu and associates all the menu items with their
* appropriate functions.
*
* @return Menu The created popup menu.
*/
private Menu createPopUpMenu() {
Menu popUpMenu = new Menu(shell, SWT.POP_UP);
/** Adds a listener to handle enabling and disabling some items in the Edit submenu. */
popUpMenu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
int count = table.getSelectionCount();
items[2].setEnabled(count != 0); // edit
items[3].setEnabled(count != 0); // copy
items[4].setEnabled(copyBuffer != null); // paste
items[5].setEnabled(count != 0); // delete
items[7].setEnabled(table.getItemCount() != 0); // find
}
});
// New
MenuItem item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_new"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newEntry();
}
});
new MenuItem(popUpMenu, SWT.SEPARATOR);
// Edit
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_edit"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
// Copy
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_copy"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
copyBuffer = new String[table.getColumnCount()];
for (int i = 0; i < copyBuffer.length; i++) {
copyBuffer[i] = items[0].getText(i);
}
}
});
// Paste
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_paste"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (copyBuffer == null) return;
TableItem item = new TableItem(table, SWT.NONE);
item.setText(copyBuffer);
isModified = true;
}
});
// Delete
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_delete"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
items[0].dispose();
isModified = true;
}
});
new MenuItem(popUpMenu, SWT.SEPARATOR);
// Find...
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_find"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
searchDialog.open();
}
});
return popUpMenu;
}
/**
* Creates all the items located in the Help submenu and associate all the menu items with their
* appropriate functions.
*
* @param menuBar Menu the <code>Menu</code> that file contain the Help submenu.
*/
private void createHelpMenu(Menu menuBar) {
// Help Menu
MenuItem item = new MenuItem(menuBar, SWT.CASCADE);
item.setText(resAddressBook.getString("Help_menu_title"));
Menu menu = new Menu(shell, SWT.DROP_DOWN);
item.setMenu(menu);
// Help -> About Text Editor
MenuItem subItem = new MenuItem(menu, SWT.NONE);
subItem.setText(resAddressBook.getString("About"));
subItem.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
MessageBox box = new MessageBox(shell, SWT.NONE);
box.setText(resAddressBook.getString("About_1") + shell.getText());
box.setMessage(shell.getText() + resAddressBook.getString("About_2"));
box.open();
}
});
}
/** To compare entries (rows) by the given column */
private class RowComparator implements Comparator<String[]> {
private int column;
/**
* Constructs a RowComparator given the column index
*
* @param col The index (starting at zero) of the column
*/
public RowComparator(int col) {
column = col;
}
/**
* Compares two rows (type String[]) using the specified column entry.
*
* @param row1 First row to compare
* @param row2 Second row to compare
* @return negative if row1 less than row2, positive if row1 greater than row2, and zero if
* equal.
*/
public int compare(String[] row1, String[] row2) {
return row1[column].compareTo(row2[column]);
}
}
}
private void newAddressBook() {
shell.setText(resAddressBook.getString("Title_bar") + resAddressBook.getString("New_title"));
file = null;
isModified = false;
}
public class JavaViewer {
org.eclipse.swt.widgets.Shell shell;
org.eclipse.swt.custom.StyledText text;
org.eclipse.swt.examples.javaviewer.JavaLineStyler lineStyler =
new org.eclipse.swt.examples.javaviewer.JavaLineStyler();
org.eclipse.swt.widgets.FileDialog fileDialog;
static java.util.ResourceBundle resources = ResourceBundle.getBundle("examples_javaviewer");
org.eclipse.swt.widgets.Menu createFileMenu() {
org.eclipse.swt.widgets.Menu bar = shell.getMenuBar();
org.eclipse.swt.widgets.Menu menu = new org.eclipse.swt.widgets.Menu(bar);
org.eclipse.swt.widgets.MenuItem item;
item = new org.eclipse.swt.widgets.MenuItem(menu, SWT.PUSH);
item.setText(resources.getString("Open_menuitem"));
item.setAccelerator(SWT.MOD1 + 'O');
item.addSelectionListener(
new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent event) {
openFile();
}
});
item = new org.eclipse.swt.widgets.MenuItem(menu, SWT.PUSH);
item.setText(resources.getString("Exit_menuitem"));
item.addSelectionListener(
new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
menuFileExit();
}
});
return menu;
}
void createMenuBar() {
org.eclipse.swt.widgets.Menu bar = new org.eclipse.swt.widgets.Menu(shell, SWT.BAR);
shell.setMenuBar(bar);
org.eclipse.swt.widgets.MenuItem fileItem =
new org.eclipse.swt.widgets.MenuItem(bar, SWT.CASCADE);
fileItem.setText(resources.getString("File_menuitem"));
fileItem.setMenu(createFileMenu());
}
void createShell(org.eclipse.swt.widgets.Display display) {
shell = new org.eclipse.swt.widgets.Shell(display);
shell.setText(resources.getString("Window_title"));
org.eclipse.swt.layout.GridLayout layout = new org.eclipse.swt.layout.GridLayout();
layout.numColumns = 1;
shell.setLayout(layout);
shell.addShellListener(
new org.eclipse.swt.events.ShellAdapter() {
public void shellClosed(org.eclipse.swt.events.ShellEvent e) {
lineStyler.disposeColors();
text.removeLineStyleListener(lineStyler);
}
});
}
void createStyledText() {
text =
new org.eclipse.swt.custom.StyledText(
shell, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.H_SCROLL);
org.eclipse.swt.layout.GridData spec = new org.eclipse.swt.layout.GridData();
spec.horizontalAlignment = GridData.FILL;
spec.grabExcessHorizontalSpace = true;
spec.verticalAlignment = GridData.FILL;
spec.grabExcessVerticalSpace = true;
text.setLayoutData(spec);
text.addLineStyleListener(lineStyler);
text.setEditable(false);
org.eclipse.swt.graphics.Color bg = Display.getDefault().getSystemColor(SWT.COLOR_GRAY);
text.setBackground(bg);
}
void displayError(java.lang.String msg) {
org.eclipse.swt.widgets.MessageBox box =
new org.eclipse.swt.widgets.MessageBox(shell, SWT.ICON_ERROR);
box.setMessage(msg);
box.open();
}
public static void main(java.lang.String[] args) {
org.eclipse.swt.widgets.Display display = new org.eclipse.swt.widgets.Display();
org.eclipse.swt.examples.javaviewer.JavaViewer example =
new org.eclipse.swt.examples.javaviewer.JavaViewer();
org.eclipse.swt.widgets.Shell shell = example.open(display);
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
public org.eclipse.swt.widgets.Shell open(org.eclipse.swt.widgets.Display display) {
createShell(display);
createMenuBar();
createStyledText();
shell.setSize(500, 400);
shell.open();
return shell;
}
void openFile() {
if (fileDialog == null) {
fileDialog = new org.eclipse.swt.widgets.FileDialog(shell, SWT.OPEN);
}
fileDialog.setFilterExtensions(new java.lang.String[] {"*.java", "*.*"});
java.lang.String name = fileDialog.open();
open(name);
}
void open(java.lang.String name) {
final java.lang.String textString;
if (name == null || name.length() == 0) {
return;
}
java.io.File file = new java.io.File(name);
if (!file.exists()) {
java.lang.String message =
MessageFormat.format(
resources.getString("Err_file_no_exist"), new java.lang.String[] {file.getName()});
displayError(message);
return;
}
try {
java.io.FileInputStream stream = new java.io.FileInputStream(file.getPath());
try {
java.io.Reader in = new java.io.BufferedReader(new java.io.InputStreamReader(stream));
char[] readBuffer = new char[2048];
java.lang.StringBuffer buffer = new java.lang.StringBuffer((int) file.length());
int n;
while ((n = in.read(readBuffer)) > 0) {
buffer.append(readBuffer, 0, (-n));
}
textString = buffer.toString();
stream.close();
} catch (java.io.IOException e) {
java.lang.String message =
MessageFormat.format(
resources.getString("Err_file_io"), new java.lang.String[] {file.getName()});
displayError(message);
return;
}
} catch (java.io.FileNotFoundException e) {
java.lang.String message =
MessageFormat.format(
resources.getString("Err_not_found"), new java.lang.String[] {file.getName()});
displayError(message);
return;
}
org.eclipse.swt.widgets.Display display = text.getDisplay();
display.asyncExec(
new java.lang.Runnable() {
public void run() {
text.setText(textString);
}
});
lineStyler.parseBlockComments(textString);
}
void menuFileExit() {
shell.close();
}
}
/**
* Creates all items located in the popup menu and associates all the menu items with their
* appropriate functions.
*
* @return Menu The created popup menu.
*/
private Menu createPopUpMenu() {
Menu popUpMenu = new Menu(shell, SWT.POP_UP);
/** Adds a listener to handle enabling and disabling some items in the Edit submenu. */
popUpMenu.addMenuListener(
new MenuAdapter() {
@Override
public void menuShown(MenuEvent e) {
Menu menu = (Menu) e.widget;
MenuItem[] items = menu.getItems();
int count = table.getSelectionCount();
items[2].setEnabled(count != 0); // edit
items[3].setEnabled(count != 0); // copy
items[4].setEnabled(copyBuffer != null); // paste
items[5].setEnabled(count != 0); // delete
items[7].setEnabled(table.getItemCount() != 0); // find
}
});
// New
MenuItem item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_new"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
newEntry();
}
});
new MenuItem(popUpMenu, SWT.SEPARATOR);
// Edit
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_edit"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
editEntry(items[0]);
}
});
// Copy
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_copy"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
copyBuffer = new String[table.getColumnCount()];
for (int i = 0; i < copyBuffer.length; i++) {
copyBuffer[i] = items[0].getText(i);
}
}
});
// Paste
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_paste"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
if (copyBuffer == null) return;
TableItem item = new TableItem(table, SWT.NONE);
item.setText(copyBuffer);
isModified = true;
}
});
// Delete
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_delete"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length == 0) return;
items[0].dispose();
isModified = true;
}
});
new MenuItem(popUpMenu, SWT.SEPARATOR);
// Find...
item = new MenuItem(popUpMenu, SWT.PUSH);
item.setText(resAddressBook.getString("Pop_up_find"));
item.addSelectionListener(
new SelectionAdapter() {
@Override
public void widgetSelected(SelectionEvent e) {
searchDialog.open();
}
});
return popUpMenu;
}
public Shell open(Display display) {
// Window dressing - the icon
windowIcon =
new Image(display, getClass().getClassLoader().getResourceAsStream("icons/joanju.gif"));
shell = new Shell(display);
shell.setLayout(new FillLayout());
shell.addShellListener(
new ShellAdapter() {
public void shellClosed(ShellEvent e) {
e.doit = closeAddressBook();
}
});
shell.setImage(windowIcon);
createMenuBar();
searchDialog = new SearchDialog(shell);
searchDialog.setSearchAreaNames(columnNames);
searchDialog.setSearchAreaLabel(resMessages.getString("Column"));
searchDialog.addFindListener(
new FindListener() {
public boolean find() {
return findEntry();
}
});
table = new Table(shell, SWT.SINGLE | SWT.BORDER | SWT.FULL_SELECTION);
table.setHeaderVisible(true);
table.setMenu(createPopUpMenu());
table.addSelectionListener(
new SelectionAdapter() {
public void widgetDefaultSelected(SelectionEvent e) {
TableItem[] items = table.getSelection();
if (items.length > 0) launchEditor(items[0]);
}
});
int[] widths = {150, 50, 200, 200};
for (int i = 0; i < columnNames.length; i++) {
TableColumn column = new TableColumn(table, SWT.NONE);
column.setText(columnNames[i]);
column.setWidth(widths[i]);
final int columnIndex = i;
column.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
sort(columnIndex);
}
});
}
newAddressBook();
shell.addDisposeListener(
new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
windowIcon.dispose();
}
});
shell.setSize(table.computeSize(SWT.DEFAULT, SWT.DEFAULT).x, 300);
shell.open();
return shell;
}
public class HoverHelp {
private static java.util.ResourceBundle resourceBundle =
ResourceBundle.getBundle("examples_hoverhelp");
static final int hhiInformation = 0;
static final int hhiWarning = 1;
static final java.lang.String[] imageLocations = {"information.gif", "warning.gif"};
org.eclipse.swt.graphics.Image[] images;
public static void main(java.lang.String[] args) {
org.eclipse.swt.widgets.Display display = new org.eclipse.swt.widgets.Display();
org.eclipse.swt.widgets.Shell shell =
(new org.eclipse.swt.examples.hoverhelp.HoverHelp()).open(display);
while (shell != null && !shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
display.dispose();
}
public org.eclipse.swt.widgets.Shell open(org.eclipse.swt.widgets.Display display) {
java.lang.Class clazz = org.eclipse.swt.examples.hoverhelp.HoverHelp.class;
try {
if (images == null) {
images = new org.eclipse.swt.graphics.Image[imageLocations.length];
for (int i = 0; i < imageLocations.length; ++i) {
java.io.InputStream stream = clazz.getResourceAsStream(imageLocations[i]);
org.eclipse.swt.graphics.ImageData source =
new org.eclipse.swt.graphics.ImageData(stream);
org.eclipse.swt.graphics.ImageData mask = source.getTransparencyMask();
images[i] = new org.eclipse.swt.graphics.Image(display, source, mask);
try {
stream.close();
} catch (java.io.IOException e) {
e.printStackTrace();
}
}
}
} catch (java.lang.Exception ex) {
System.err.println(
getResourceString(
"error.CouldNotLoadResources", new java.lang.Object[] {ex.getMessage()}));
return null;
}
org.eclipse.swt.widgets.Shell shell = new org.eclipse.swt.widgets.Shell();
createPartControl(shell);
shell.addDisposeListener(
new org.eclipse.swt.events.DisposeListener() {
public void widgetDisposed(org.eclipse.swt.events.DisposeEvent e) {
if (images != null) {
for (int i = 0; i < images.length; i++) {
final org.eclipse.swt.graphics.Image image = images[i];
if (image != null) {
image.dispose();
}
}
images = null;
}
}
});
shell.pack();
shell.open();
return shell;
}
public java.lang.String getResourceString(java.lang.String key) {
try {
return resourceBundle.getString(key);
} catch (java.util.MissingResourceException e) {
return key;
} catch (java.lang.NullPointerException e) {
return "!" + key + "!";
}
}
public java.lang.String getResourceString(java.lang.String key, java.lang.Object[] args) {
try {
return MessageFormat.format(getResourceString(key), args);
} catch (java.util.MissingResourceException e) {
return key;
} catch (java.lang.NullPointerException e) {
return "!" + key + "!";
}
}
public void createPartControl(org.eclipse.swt.widgets.Composite frame) {
final org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler tooltip =
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHandler(frame.getShell());
org.eclipse.swt.layout.GridLayout layout = new org.eclipse.swt.layout.GridLayout();
layout.numColumns = 3;
frame.setLayout(layout);
java.lang.String platform = SWT.getPlatform();
java.lang.String helpKey = "F1";
if (platform.equals("gtk")) {
helpKey = "Ctrl+F1";
}
if (platform.equals("carbon") || platform.equals("cocoa")) {
helpKey = "Help";
}
org.eclipse.swt.widgets.ToolBar bar = new org.eclipse.swt.widgets.ToolBar(frame, SWT.BORDER);
for (int i = 0; i < 5; i++) {
org.eclipse.swt.widgets.ToolItem item = new org.eclipse.swt.widgets.ToolItem(bar, SWT.PUSH);
item.setText(
getResourceString("ToolItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("ToolItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("ToolItem.help", new java.lang.Object[] {item.getText()});
}
});
}
org.eclipse.swt.layout.GridData gridData = new org.eclipse.swt.layout.GridData();
gridData.horizontalSpan = 3;
bar.setLayoutData(gridData);
tooltip.activateHoverHelp(bar);
org.eclipse.swt.widgets.Table table = new org.eclipse.swt.widgets.Table(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TableItem item =
new org.eclipse.swt.widgets.TableItem(table, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiInformation]);
item.setText(
getResourceString("TableItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TableItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TableItem.help", new java.lang.Object[] {item.getText()});
}
});
}
table.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(table);
org.eclipse.swt.widgets.Tree tree = new org.eclipse.swt.widgets.Tree(frame, SWT.BORDER);
for (int i = 0; i < 4; i++) {
org.eclipse.swt.widgets.TreeItem item = new org.eclipse.swt.widgets.TreeItem(tree, SWT.PUSH);
item.setText(getResourceString("Item", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData("TIP_IMAGE", images[hhiWarning]);
item.setText(
getResourceString("TreeItem.text", new java.lang.Object[] {new java.lang.Integer(i)}));
item.setData(
"TIP_TEXT",
getResourceString("TreeItem.tooltip", new java.lang.Object[] {item.getText(), helpKey}));
item.setData(
"TIP_HELPTEXTHANDLER",
new org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler() {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget) {
org.eclipse.swt.widgets.Item item = (org.eclipse.swt.widgets.Item) widget;
return getResourceString("TreeItem.help", new java.lang.Object[] {item.getText()});
}
});
}
tree.setLayoutData(new org.eclipse.swt.layout.GridData(GridData.VERTICAL_ALIGN_FILL));
tooltip.activateHoverHelp(tree);
org.eclipse.swt.widgets.Button button = new org.eclipse.swt.widgets.Button(frame, SWT.PUSH);
button.setText(getResourceString("Hello.text"));
button.setData("TIP_TEXT", getResourceString("Hello.tooltip"));
tooltip.activateHoverHelp(button);
}
protected static class ToolTipHandler {
private org.eclipse.swt.widgets.Shell parentShell;
private org.eclipse.swt.widgets.Shell tipShell;
private org.eclipse.swt.widgets.Label tipLabelImage;
private org.eclipse.swt.widgets.Label tipLabelText;
private org.eclipse.swt.widgets.Widget tipWidget;
private org.eclipse.swt.graphics.Point tipPosition;
public ToolTipHandler(org.eclipse.swt.widgets.Shell parent) {
final org.eclipse.swt.widgets.Display display = parent.getDisplay();
this.parentShell = parent;
tipShell = new org.eclipse.swt.widgets.Shell(parent, SWT.ON_TOP | SWT.TOOL);
org.eclipse.swt.layout.GridLayout gridLayout = new org.eclipse.swt.layout.GridLayout();
gridLayout.numColumns = 2;
gridLayout.marginWidth = 2;
gridLayout.marginHeight = 2;
tipShell.setLayout(gridLayout);
tipShell.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelImage = new org.eclipse.swt.widgets.Label(tipShell, SWT.NONE);
tipLabelImage.setForeground(display.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
tipLabelImage.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelImage.setLayoutData(
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_CENTER));
tipLabelText = new org.eclipse.swt.widgets.Label(tipShell, SWT.NONE);
tipLabelText.setForeground(display.getSystemColor(SWT.COLOR_INFO_FOREGROUND));
tipLabelText.setBackground(display.getSystemColor(SWT.COLOR_INFO_BACKGROUND));
tipLabelText.setLayoutData(
new org.eclipse.swt.layout.GridData(
(-(GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_CENTER))));
}
public void activateHoverHelp(final org.eclipse.swt.widgets.Control control) {
control.addMouseListener(
new org.eclipse.swt.events.MouseAdapter() {
public void mouseDown(org.eclipse.swt.events.MouseEvent e) {
if (tipShell.isVisible()) {
tipShell.setVisible(false);
}
}
});
control.addMouseTrackListener(
new org.eclipse.swt.events.MouseTrackAdapter() {
public void mouseExit(org.eclipse.swt.events.MouseEvent e) {
if (tipShell.isVisible()) {
tipShell.setVisible(false);
}
tipWidget = null;
}
public void mouseHover(org.eclipse.swt.events.MouseEvent event) {
org.eclipse.swt.graphics.Point pt =
new org.eclipse.swt.graphics.Point(event.x, event.y);
org.eclipse.swt.widgets.Widget widget = event.widget;
if (widget instanceof org.eclipse.swt.widgets.ToolBar) {
org.eclipse.swt.widgets.ToolBar w = (org.eclipse.swt.widgets.ToolBar) widget;
widget = w.getItem(pt);
}
if (widget instanceof org.eclipse.swt.widgets.Table) {
org.eclipse.swt.widgets.Table w = (org.eclipse.swt.widgets.Table) widget;
widget = w.getItem(pt);
}
if (widget instanceof org.eclipse.swt.widgets.Tree) {
org.eclipse.swt.widgets.Tree w = (org.eclipse.swt.widgets.Tree) widget;
widget = w.getItem(pt);
}
if (widget == null) {
tipShell.setVisible(false);
tipWidget = null;
return;
}
if (widget == tipWidget) {
return;
}
tipWidget = widget;
tipPosition = control.toDisplay(pt);
java.lang.String text = (java.lang.String) widget.getData("TIP_TEXT");
org.eclipse.swt.graphics.Image image =
(org.eclipse.swt.graphics.Image) widget.getData("TIP_IMAGE");
tipLabelText.setText(text != null ? text : "");
tipLabelImage.setImage(image);
tipShell.pack();
setHoverLocation(tipShell, tipPosition);
tipShell.setVisible(true);
}
});
control.addHelpListener(
new org.eclipse.swt.events.HelpListener() {
public void helpRequested(org.eclipse.swt.events.HelpEvent event) {
if (tipWidget == null) {
return;
}
org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler handler =
(org.eclipse.swt.examples.hoverhelp.HoverHelp.ToolTipHelpTextHandler)
tipWidget.getData("TIP_HELPTEXTHANDLER");
if (handler == null) {
return;
}
java.lang.String text = handler.getHelpText(tipWidget);
if (text == null) {
return;
}
if (tipShell.isVisible()) {
tipShell.setVisible(false);
org.eclipse.swt.widgets.Shell helpShell =
new org.eclipse.swt.widgets.Shell(parentShell, SWT.SHELL_TRIM);
helpShell.setLayout(new org.eclipse.swt.layout.FillLayout());
org.eclipse.swt.widgets.Label label =
new org.eclipse.swt.widgets.Label(helpShell, SWT.NONE);
label.setText(text);
helpShell.pack();
setHoverLocation(helpShell, tipPosition);
helpShell.open();
}
}
});
}
private void setHoverLocation(
org.eclipse.swt.widgets.Shell shell, org.eclipse.swt.graphics.Point position) {
org.eclipse.swt.graphics.Rectangle displayBounds = shell.getDisplay().getBounds();
org.eclipse.swt.graphics.Rectangle shellBounds = shell.getBounds();
shellBounds.x = Math.max(Math.min(position.x, displayBounds.width - shellBounds.width), 0);
shellBounds.y =
Math.max(Math.min(position.y + 16, displayBounds.height - shellBounds.height), 0);
shell.setBounds(shellBounds);
}
}
protected interface ToolTipHelpTextHandler {
public java.lang.String getHelpText(org.eclipse.swt.widgets.Widget widget);
}
}
public class PaintExample {
private static java.util.ResourceBundle resourceBundle =
ResourceBundle.getBundle("examples_paint");
private org.eclipse.swt.widgets.Composite mainComposite;
private org.eclipse.swt.widgets.Canvas activeForegroundColorCanvas;
private org.eclipse.swt.widgets.Canvas activeBackgroundColorCanvas;
private org.eclipse.swt.graphics.Color paintColorBlack;
private org.eclipse.swt.graphics.Color paintColorWhite;
private org.eclipse.swt.graphics.Color[] paintColors;
private org.eclipse.swt.graphics.Font paintDefaultFont;
private static final int numPaletteRows = 3;
private static final int numPaletteCols = 50;
private org.eclipse.swt.examples.paint.ToolSettings toolSettings;
private org.eclipse.swt.examples.paint.PaintSurface paintSurface;
static final int Pencil_tool = 0;
static final int Airbrush_tool = 1;
static final int Line_tool = 2;
static final int PolyLine_tool = 3;
static final int Rectangle_tool = 4;
static final int RoundedRectangle_tool = 5;
static final int Ellipse_tool = 6;
static final int Text_tool = 7;
static final int None_fill = 8;
static final int Outline_fill = 9;
static final int Solid_fill = 10;
static final int Solid_linestyle = 11;
static final int Dash_linestyle = 12;
static final int Dot_linestyle = 13;
static final int DashDot_linestyle = 14;
static final int Font_options = 15;
static final int Default_tool = Pencil_tool;
static final int Default_fill = None_fill;
static final int Default_linestyle = Solid_linestyle;
public static final org.eclipse.swt.examples.paint.Tool[] tools = {
new org.eclipse.swt.examples.paint.Tool(Pencil_tool, "Pencil", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(Airbrush_tool, "Airbrush", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(Line_tool, "Line", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(PolyLine_tool, "PolyLine", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(Rectangle_tool, "Rectangle", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(
RoundedRectangle_tool, "RoundedRectangle", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(Ellipse_tool, "Ellipse", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(Text_tool, "Text", "tool", SWT.RADIO),
new org.eclipse.swt.examples.paint.Tool(
None_fill, "None", "fill", SWT.RADIO, new java.lang.Integer(ToolSettings.ftNone)),
new org.eclipse.swt.examples.paint.Tool(
Outline_fill, "Outline", "fill", SWT.RADIO, new java.lang.Integer(ToolSettings.ftOutline)),
new org.eclipse.swt.examples.paint.Tool(
Solid_fill, "Solid", "fill", SWT.RADIO, new java.lang.Integer(ToolSettings.ftSolid)),
new org.eclipse.swt.examples.paint.Tool(
Solid_linestyle, "Solid", "linestyle", SWT.RADIO, new java.lang.Integer(SWT.LINE_SOLID)),
new org.eclipse.swt.examples.paint.Tool(
Dash_linestyle, "Dash", "linestyle", SWT.RADIO, new java.lang.Integer(SWT.LINE_DASH)),
new org.eclipse.swt.examples.paint.Tool(
Dot_linestyle, "Dot", "linestyle", SWT.RADIO, new java.lang.Integer(SWT.LINE_DOT)),
new org.eclipse.swt.examples.paint.Tool(
DashDot_linestyle,
"DashDot",
"linestyle",
SWT.RADIO,
new java.lang.Integer(SWT.LINE_DASHDOT)),
new org.eclipse.swt.examples.paint.Tool(Font_options, "Font", "options", SWT.PUSH)
};
public PaintExample(org.eclipse.swt.widgets.Composite parent) {
mainComposite = parent;
initResources();
initActions();
init();
}
public static void main(java.lang.String[] args) {
org.eclipse.swt.widgets.Display display = new org.eclipse.swt.widgets.Display();
org.eclipse.swt.widgets.Shell shell = new org.eclipse.swt.widgets.Shell(display);
shell.setText(getResourceString("window.title"));
shell.setLayout(new org.eclipse.swt.layout.GridLayout());
org.eclipse.swt.examples.paint.PaintExample instance =
new org.eclipse.swt.examples.paint.PaintExample(shell);
instance.createToolBar(shell);
org.eclipse.swt.widgets.Composite composite =
new org.eclipse.swt.widgets.Composite(shell, SWT.NONE);
composite.setLayout(new org.eclipse.swt.layout.FillLayout());
composite.setLayoutData(new org.eclipse.swt.layout.GridData(SWT.FILL, SWT.FILL, true, true));
instance.createGUI(composite);
instance.setDefaults();
setShellSize(display, shell);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
instance.dispose();
}
private void createToolBar(org.eclipse.swt.widgets.Composite parent) {
org.eclipse.swt.widgets.ToolBar toolbar = new org.eclipse.swt.widgets.ToolBar(parent, SWT.NONE);
java.lang.String group = null;
for (int i = 0; i < tools.length; i++) {
org.eclipse.swt.examples.paint.Tool tool = tools[i];
if (group != null && !tool.group.equals(group)) {
new org.eclipse.swt.widgets.ToolItem(toolbar, SWT.SEPARATOR);
}
group = tool.group;
org.eclipse.swt.widgets.ToolItem item = addToolItem(toolbar, tool);
if (i == Default_tool || i == Default_fill || i == Default_linestyle) {
item.setSelection(true);
}
}
}
private org.eclipse.swt.widgets.ToolItem addToolItem(
final org.eclipse.swt.widgets.ToolBar toolbar,
final org.eclipse.swt.examples.paint.Tool tool) {
final java.lang.String id = tool.group + '.' + tool.name;
org.eclipse.swt.widgets.ToolItem item =
new org.eclipse.swt.widgets.ToolItem(toolbar, tool.type);
item.setText(getResourceString(id + ".label"));
item.setToolTipText(getResourceString(id + ".tooltip"));
item.setImage(tool.image);
item.addSelectionListener(
new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
tool.action.run();
}
});
final int childID = toolbar.indexOf(item);
toolbar
.getAccessible()
.addAccessibleListener(
new org.eclipse.swt.accessibility.AccessibleAdapter() {
public void getName(org.eclipse.swt.accessibility.AccessibleEvent e) {
if (e.childID == childID) {
e.result = getResourceString(id + ".description");
}
}
});
return item;
}
public void setDefaults() {
setPaintTool(Default_tool);
setFillType(Default_fill);
setLineStyle(Default_linestyle);
setForegroundColor(paintColorBlack);
setBackgroundColor(paintColorWhite);
}
public void createGUI(org.eclipse.swt.widgets.Composite parent) {
org.eclipse.swt.layout.GridLayout gridLayout;
org.eclipse.swt.layout.GridData gridData;
org.eclipse.swt.widgets.Composite displayArea =
new org.eclipse.swt.widgets.Composite(parent, SWT.NONE);
gridLayout = new org.eclipse.swt.layout.GridLayout();
gridLayout.numColumns = 1;
displayArea.setLayout(gridLayout);
final org.eclipse.swt.widgets.Canvas paintCanvas =
new org.eclipse.swt.widgets.Canvas(
displayArea,
(-(SWT.BORDER | SWT.V_SCROLL))
| SWT.H_SCROLL
| SWT.NO_REDRAW_RESIZE
| SWT.NO_BACKGROUND);
gridData =
new org.eclipse.swt.layout.GridData(GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL);
paintCanvas.setLayoutData(gridData);
paintCanvas.setBackground(paintColorWhite);
final org.eclipse.swt.widgets.Composite colorFrame =
new org.eclipse.swt.widgets.Composite(displayArea, SWT.NONE);
gridData =
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL);
colorFrame.setLayoutData(gridData);
final org.eclipse.swt.widgets.Composite toolSettingsFrame =
new org.eclipse.swt.widgets.Composite(displayArea, SWT.NONE);
gridData =
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL);
toolSettingsFrame.setLayoutData(gridData);
final org.eclipse.swt.widgets.Text statusText =
new org.eclipse.swt.widgets.Text(displayArea, SWT.BORDER | SWT.SINGLE | SWT.READ_ONLY);
gridData =
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL);
statusText.setLayoutData(gridData);
paintSurface =
new org.eclipse.swt.examples.paint.PaintSurface(paintCanvas, statusText, paintColorWhite);
tools[Pencil_tool].data =
new org.eclipse.swt.examples.paint.PencilTool(toolSettings, paintSurface);
tools[Airbrush_tool].data =
new org.eclipse.swt.examples.paint.AirbrushTool(toolSettings, paintSurface);
tools[Line_tool].data = new org.eclipse.swt.examples.paint.LineTool(toolSettings, paintSurface);
tools[PolyLine_tool].data =
new org.eclipse.swt.examples.paint.PolyLineTool(toolSettings, paintSurface);
tools[Rectangle_tool].data =
new org.eclipse.swt.examples.paint.RectangleTool(toolSettings, paintSurface);
tools[RoundedRectangle_tool].data =
new org.eclipse.swt.examples.paint.RoundedRectangleTool(toolSettings, paintSurface);
tools[Ellipse_tool].data =
new org.eclipse.swt.examples.paint.EllipseTool(toolSettings, paintSurface);
tools[Text_tool].data = new org.eclipse.swt.examples.paint.TextTool(toolSettings, paintSurface);
gridLayout = new org.eclipse.swt.layout.GridLayout();
gridLayout.numColumns = 3;
gridLayout.marginHeight = 0;
gridLayout.marginWidth = 0;
colorFrame.setLayout(gridLayout);
activeForegroundColorCanvas = new org.eclipse.swt.widgets.Canvas(colorFrame, SWT.BORDER);
gridData = new org.eclipse.swt.layout.GridData(GridData.HORIZONTAL_ALIGN_FILL);
gridData.heightHint = 24;
gridData.widthHint = 24;
activeForegroundColorCanvas.setLayoutData(gridData);
activeBackgroundColorCanvas = new org.eclipse.swt.widgets.Canvas(colorFrame, SWT.BORDER);
gridData = new org.eclipse.swt.layout.GridData(GridData.HORIZONTAL_ALIGN_FILL);
gridData.heightHint = 24;
gridData.widthHint = 24;
activeBackgroundColorCanvas.setLayoutData(gridData);
final org.eclipse.swt.widgets.Canvas paletteCanvas =
new org.eclipse.swt.widgets.Canvas(colorFrame, SWT.BORDER | SWT.NO_BACKGROUND);
gridData = new org.eclipse.swt.layout.GridData(GridData.FILL_HORIZONTAL);
gridData.heightHint = 24;
paletteCanvas.setLayoutData(gridData);
paletteCanvas.addListener(
SWT.MouseDown,
new org.eclipse.swt.widgets.Listener() {
public void handleEvent(org.eclipse.swt.widgets.Event e) {
org.eclipse.swt.graphics.Rectangle bounds = paletteCanvas.getClientArea();
org.eclipse.swt.graphics.Color color = getColorAt(bounds, e.x, e.y);
if (e.button == 1) {
setForegroundColor(color);
} else {
setBackgroundColor(color);
}
}
private org.eclipse.swt.graphics.Color getColorAt(
org.eclipse.swt.graphics.Rectangle bounds, int x, int y) {
if (bounds.height <= 1 && bounds.width <= 1) {
return paintColorWhite;
}
final int row = (y - bounds.y) * numPaletteRows / bounds.height;
final int col = (x - bounds.x) * numPaletteCols / bounds.width;
return paintColors[
Math.min(Math.max(row * numPaletteCols + col, 0), paintColors.length - 1)];
}
});
org.eclipse.swt.widgets.Listener refreshListener =
new org.eclipse.swt.widgets.Listener() {
public void handleEvent(org.eclipse.swt.widgets.Event e) {
if (e.gc == null) {
return;
}
org.eclipse.swt.graphics.Rectangle bounds = paletteCanvas.getClientArea();
for (int row = 0; row < numPaletteRows; ++row) {
for (int col = 0; col < numPaletteCols; ++col) {
final int x = bounds.width * col / numPaletteCols;
final int y = bounds.height * row / numPaletteRows;
final int width = Math.max(bounds.width * (col + 1) / numPaletteCols - x, 1);
final int height = Math.max(bounds.height * (row + 1) / numPaletteRows - y, 1);
e.gc.setBackground(paintColors[row * numPaletteCols + col]);
e.gc.fillRectangle(bounds.x + x, bounds.y + y, width, height);
}
}
}
};
paletteCanvas.addListener(SWT.Resize, refreshListener);
paletteCanvas.addListener(SWT.Paint, refreshListener);
gridLayout = new org.eclipse.swt.layout.GridLayout();
gridLayout.numColumns = 4;
gridLayout.marginHeight = 0;
gridLayout.marginWidth = 0;
toolSettingsFrame.setLayout(gridLayout);
org.eclipse.swt.widgets.Label label =
new org.eclipse.swt.widgets.Label(toolSettingsFrame, SWT.NONE);
label.setText(getResourceString("settings.AirbrushRadius.text"));
final org.eclipse.swt.widgets.Scale airbrushRadiusScale =
new org.eclipse.swt.widgets.Scale(toolSettingsFrame, SWT.HORIZONTAL);
airbrushRadiusScale.setMinimum(5);
airbrushRadiusScale.setMaximum(50);
airbrushRadiusScale.setSelection(toolSettings.airbrushRadius);
airbrushRadiusScale.setLayoutData(
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL));
airbrushRadiusScale.addSelectionListener(
new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
toolSettings.airbrushRadius = airbrushRadiusScale.getSelection();
updateToolSettings();
}
});
label = new org.eclipse.swt.widgets.Label(toolSettingsFrame, SWT.NONE);
label.setText(getResourceString("settings.AirbrushIntensity.text"));
final org.eclipse.swt.widgets.Scale airbrushIntensityScale =
new org.eclipse.swt.widgets.Scale(toolSettingsFrame, SWT.HORIZONTAL);
airbrushIntensityScale.setMinimum(1);
airbrushIntensityScale.setMaximum(100);
airbrushIntensityScale.setSelection(toolSettings.airbrushIntensity);
airbrushIntensityScale.setLayoutData(
new org.eclipse.swt.layout.GridData(
GridData.FILL_HORIZONTAL | GridData.VERTICAL_ALIGN_FILL));
airbrushIntensityScale.addSelectionListener(
new org.eclipse.swt.events.SelectionAdapter() {
public void widgetSelected(org.eclipse.swt.events.SelectionEvent e) {
toolSettings.airbrushIntensity = airbrushIntensityScale.getSelection();
updateToolSettings();
}
});
}
public void dispose() {
if (paintSurface != null) {
paintSurface.dispose();
}
if (paintColors != null) {
for (int i = 0; i < paintColors.length; ++i) {
final org.eclipse.swt.graphics.Color color = paintColors[i];
if (color != null) {
color.dispose();
}
}
}
paintDefaultFont = null;
paintColors = null;
paintSurface = null;
freeResources();
}
public void freeResources() {
for (int i = 0; i < tools.length; ++i) {
org.eclipse.swt.examples.paint.Tool tool = tools[i];
final org.eclipse.swt.graphics.Image image = tool.image;
if (image != null) {
image.dispose();
}
tool.image = null;
}
}
public org.eclipse.swt.widgets.Display getDisplay() {
return mainComposite.getDisplay();
}
public static java.lang.String getResourceString(java.lang.String key) {
try {
return resourceBundle.getString(key);
} catch (java.util.MissingResourceException e) {
return key;
} catch (java.lang.NullPointerException e) {
return "!" + key + "!";
}
}
public static java.lang.String getResourceString(java.lang.String key, java.lang.Object[] args) {
try {
return MessageFormat.format(getResourceString(key), args);
} catch (java.util.MissingResourceException e) {
return key;
} catch (java.lang.NullPointerException e) {
return "!" + key + "!";
}
}
private void init() {
org.eclipse.swt.widgets.Display display = mainComposite.getDisplay();
paintColorWhite = new org.eclipse.swt.graphics.Color(display, 255, 255, 255);
paintColorBlack = new org.eclipse.swt.graphics.Color(display, 0, 0, 0);
paintDefaultFont = display.getSystemFont();
paintColors = new org.eclipse.swt.graphics.Color[numPaletteCols * numPaletteRows];
paintColors[0] = paintColorBlack;
paintColors[1] = paintColorWhite;
for (int i = 2; i < paintColors.length; i++) {
paintColors[i] =
new org.eclipse.swt.graphics.Color(display, i * 7 % 255, i * 23 % 255, i * 51 % 255);
}
toolSettings = new org.eclipse.swt.examples.paint.ToolSettings();
toolSettings.commonForegroundColor = paintColorBlack;
toolSettings.commonBackgroundColor = paintColorWhite;
toolSettings.commonFont = paintDefaultFont;
}
private void initActions() {
for (int i = 0; i < tools.length; ++i) {
final org.eclipse.swt.examples.paint.Tool tool = tools[i];
java.lang.String group = tool.group;
if (group.equals("tool")) {
tool.action =
new java.lang.Runnable() {
public void run() {
setPaintTool(tool.id);
}
};
} else {
if (group.equals("fill")) {
tool.action =
new java.lang.Runnable() {
public void run() {
setFillType(tool.id);
}
};
} else {
if (group.equals("linestyle")) {
tool.action =
new java.lang.Runnable() {
public void run() {
setLineStyle(tool.id);
}
};
} else {
if (group.equals("options")) {
tool.action =
new java.lang.Runnable() {
public void run() {
org.eclipse.swt.widgets.FontDialog fontDialog =
new org.eclipse.swt.widgets.FontDialog(
paintSurface.getShell(), SWT.PRIMARY_MODAL);
org.eclipse.swt.graphics.FontData[] fontDatum =
toolSettings.commonFont.getFontData();
if (fontDatum != null && fontDatum.length > 0) {
fontDialog.setFontList(fontDatum);
}
fontDialog.setText(getResourceString("options.Font.dialog.title"));
paintSurface.hideRubberband();
org.eclipse.swt.graphics.FontData fontData = fontDialog.open();
paintSurface.showRubberband();
if (fontData != null) {
try {
org.eclipse.swt.graphics.Font font =
new org.eclipse.swt.graphics.Font(
mainComposite.getDisplay(), fontData);
toolSettings.commonFont = font;
updateToolSettings();
} catch (org.eclipse.swt.SWTException ex) {
}
}
}
};
}
}
}
}
}
}
public void initResources() {
final java.lang.Class clazz = org.eclipse.swt.examples.paint.PaintExample.class;
if (resourceBundle != null) {
try {
for (int i = 0; i < tools.length; ++i) {
org.eclipse.swt.examples.paint.Tool tool = tools[i];
java.lang.String id = tool.group + '.' + tool.name;
java.io.InputStream sourceStream =
clazz.getResourceAsStream(getResourceString(id + ".image"));
org.eclipse.swt.graphics.ImageData source =
new org.eclipse.swt.graphics.ImageData(sourceStream);
org.eclipse.swt.graphics.ImageData mask = source.getTransparencyMask();
tool.image = new org.eclipse.swt.graphics.Image(null, source, mask);
try {
sourceStream.close();
} catch (java.io.IOException e) {
e.printStackTrace();
}
}
return;
} catch (java.lang.Throwable t) {
}
}
java.lang.String error =
resourceBundle != null
? getResourceString("error.CouldNotLoadResources")
: "Unable to load resources";
freeResources();
throw new java.lang.RuntimeException(error);
}
public void setFocus() {
mainComposite.setFocus();
}
public void setForegroundColor(org.eclipse.swt.graphics.Color color) {
if (activeForegroundColorCanvas != null) {
activeForegroundColorCanvas.setBackground(color);
}
toolSettings.commonForegroundColor = color;
updateToolSettings();
}
public void setBackgroundColor(org.eclipse.swt.graphics.Color color) {
if (activeBackgroundColorCanvas != null) {
activeBackgroundColorCanvas.setBackground(color);
}
toolSettings.commonBackgroundColor = color;
updateToolSettings();
}
public void setPaintTool(int id) {
org.eclipse.swt.examples.paint.PaintTool paintTool =
(org.eclipse.swt.examples.paint.PaintTool) tools[id].data;
paintSurface.setPaintSession(paintTool);
updateToolSettings();
}
public void setFillType(int id) {
java.lang.Integer fillType = (java.lang.Integer) tools[id].data;
toolSettings.commonFillType = fillType.intValue();
updateToolSettings();
}
public void setLineStyle(int id) {
java.lang.Integer lineType = (java.lang.Integer) tools[id].data;
toolSettings.commonLineStyle = lineType.intValue();
updateToolSettings();
}
private static void setShellSize(
org.eclipse.swt.widgets.Display display, org.eclipse.swt.widgets.Shell shell) {
org.eclipse.swt.graphics.Rectangle bounds = display.getBounds();
org.eclipse.swt.graphics.Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
if (size.x > bounds.width) {
size.x = bounds.width * 9 / 10;
}
if (size.y > bounds.height) {
size.y = bounds.height * 9 / 10;
}
shell.setSize(size);
}
private void updateToolSettings() {
final org.eclipse.swt.examples.paint.PaintTool activePaintTool = paintSurface.getPaintTool();
if (activePaintTool == null) {
return;
}
activePaintTool.endSession();
activePaintTool.set(toolSettings);
activePaintTool.beginSession();
}
}
