public static void main(String[] args) {
final Display display = new Display();
final Shell shell = new Shell(display);
shell.setText("SWT and Swing DND Example");
GridLayout layout = new GridLayout(1, false);
shell.setLayout(layout);
Text swtText = new Text(shell, SWT.BORDER);
swtText.setText("SWT Text");
GridData data = new GridData(GridData.FILL_HORIZONTAL);
swtText.setLayoutData(data);
setDragDrop(swtText);
Composite comp = new Composite(shell, SWT.EMBEDDED);
java.awt.Frame frame = SWT_AWT.new_Frame(comp);
JTextField swingText = new JTextField(40);
swingText.setText("Swing Text");
swingText.setDragEnabled(true);
frame.add(swingText);
data = new GridData(GridData.FILL_HORIZONTAL);
data.heightHint = swingText.getPreferredSize().height;
comp.setLayoutData(data);
shell.setSize(400, 200);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setText("StyledText with underline and strike through");
shell.setLayout(new FillLayout());
StyledText text = new StyledText(shell, SWT.BORDER);
text.setText("0123456789 ABCDEFGHIJKLM NOPQRSTUVWXYZ");
// make 0123456789 appear underlined
StyleRange style1 = new StyleRange();
style1.start = 0;
style1.length = 10;
style1.underline = true;
text.setStyleRange(style1);
// make ABCDEFGHIJKLM have a strike through
StyleRange style2 = new StyleRange();
style2.start = 11;
style2.length = 13;
style2.strikeout = true;
text.setStyleRange(style2);
// make NOPQRSTUVWXYZ appear underlined and have a strike through
StyleRange style3 = new StyleRange();
style3.start = 25;
style3.length = 13;
style3.underline = true;
style3.strikeout = true;
text.setStyleRange(style3);
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public View(Controller controller) {
this.controller = controller;
display = new Display();
shell = new Shell(display);
shell.setText("Gallant Animation Viewer");
shell.setLayout(new GridLayout());
}
/** Invokes as a standalone program. */
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display, SWT.SHELL_TRIM);
shell.setLayout(new FillLayout());
ControlExample instance = new ControlExample(shell);
shell.setText(getResourceString("window.title"));
setShellSize(instance, shell);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
instance.dispose();
display.dispose();
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
shell.setText("Snippet 346");
Text text = new Text(shell, SWT.PASSWORD | SWT.BORDER);
text.setTextChars(new char[] {'p', 'a', 's', 's'});
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public static void main(String[] args) {
Display display = Display.getDefault();
Shell shell = new Shell(display);
@SuppressWarnings("unused")
MainWindow inst = new MainWindow(shell, SWT.NULL);
shell.setLayout(new FillLayout());
shell.setImage(SWTResourceManager.getImage("images/16x16.png"));
shell.setText("Change This Title");
shell.setBackgroundImage(SWTResourceManager.getImage("images/ToolbarBackground.gif"));
shell.layout();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
}
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;
}
/**
* Opens the dialog and returns the input
*
* @return String
*/
public String open() {
// Create the dialog window
Shell shell = new Shell(getParent(), getStyle());
shell.setText(getText());
shell.setImage(UIUtils.getImageRegistry().get("sfdc_icon")); // $NON-NLS-1$
createContents(shell);
shell.pack();
shell.open();
Display display = getParent().getDisplay();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
// Return the entered value, or null
return input;
}
public static void main(String[] args) {
Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
shell.setText("Mozilla");
final Browser browser;
try {
browser = new Browser(shell, SWT.MOZILLA);
} catch (SWTError e) {
System.out.println("Could not instantiate Browser: " + e.getMessage());
display.dispose();
return;
}
shell.open();
browser.setUrl("http://mozilla.org");
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public static void main(String[] args) {
final Display display = new Display();
final Image image = new Image(display, 16, 16);
GC gc = new GC(image);
gc.setBackground(display.getSystemColor(SWT.COLOR_RED));
gc.fillRectangle(image.getBounds());
gc.dispose();
final Shell shell = new Shell(display);
shell.setText("Lazy Table");
shell.setLayout(new FillLayout());
final Table table = new Table(shell, SWT.BORDER | SWT.MULTI);
table.setSize(200, 200);
Thread thread =
new Thread() {
@Override
public void run() {
for (int i = 0; i < 20000; i++) {
if (table.isDisposed()) return;
final int[] index = new int[] {i};
display.syncExec(
() -> {
if (table.isDisposed()) return;
TableItem item = new TableItem(table, SWT.NONE);
item.setText("Table Item " + index[0]);
item.setImage(image);
});
}
}
};
thread.start();
shell.setSize(200, 200);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
image.dispose();
display.dispose();
}
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();
}
public Shell open(Display display) {
clipboard = new Clipboard(display);
shell = new Shell(display);
shell.setText("SWT Clipboard");
shell.setLayout(new FillLayout());
ScrolledComposite sc = new ScrolledComposite(shell, SWT.H_SCROLL | SWT.V_SCROLL);
Composite parent = new Composite(sc, SWT.NONE);
sc.setContent(parent);
parent.setLayout(new GridLayout(2, true));
Group copyGroup = new Group(parent, SWT.NONE);
copyGroup.setText("Copy From:");
GridData data = new GridData(GridData.FILL_BOTH);
copyGroup.setLayoutData(data);
copyGroup.setLayout(new GridLayout(3, false));
Group pasteGroup = new Group(parent, SWT.NONE);
pasteGroup.setText("Paste To:");
data = new GridData(GridData.FILL_BOTH);
pasteGroup.setLayoutData(data);
pasteGroup.setLayout(new GridLayout(3, false));
Group controlGroup = new Group(parent, SWT.NONE);
controlGroup.setText("Control API:");
data = new GridData(GridData.FILL_BOTH);
data.horizontalSpan = 2;
controlGroup.setLayoutData(data);
controlGroup.setLayout(new GridLayout(5, false));
Group typesGroup = new Group(parent, SWT.NONE);
typesGroup.setText("Available Types");
data = new GridData(GridData.FILL_BOTH);
data.horizontalSpan = 2;
typesGroup.setLayoutData(data);
typesGroup.setLayout(new GridLayout(2, false));
status = new Label(parent, SWT.BORDER);
data = new GridData(GridData.FILL_HORIZONTAL);
data.horizontalSpan = 2;
data.heightHint = 60;
status.setLayoutData(data);
createTextTransfer(copyGroup, pasteGroup);
createRTFTransfer(copyGroup, pasteGroup);
createHTMLTransfer(copyGroup, pasteGroup);
createFileTransfer(copyGroup, pasteGroup);
createMyTransfer(copyGroup, pasteGroup);
createControlTransfer(controlGroup);
createAvailableTypes(typesGroup);
sc.setMinSize(parent.computeSize(SWT.DEFAULT, SWT.DEFAULT));
sc.setExpandHorizontal(true);
sc.setExpandVertical(true);
Point size = shell.computeSize(SWT.DEFAULT, SWT.DEFAULT);
Rectangle monitorArea = shell.getMonitor().getClientArea();
shell.setSize(
Math.min(size.x, monitorArea.width - 20), Math.min(size.y, monitorArea.height - 20));
shell.open();
return shell;
}
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 newAddressBook() {
shell.setText(resAddressBook.getString("Title_bar") + resAddressBook.getString("New_title"));
file = null;
isModified = false;
}
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;
}
public static void main(String[] args) {
Shell shell = new Shell();
Display display = shell.getDisplay();
shell.setLayout(new FillLayout());
shell.setText("ExpandBar Example");
Menu menubar = new Menu(shell, SWT.BAR);
shell.setMenuBar(menubar);
MenuItem fileItem = new MenuItem(menubar, SWT.CASCADE);
fileItem.setText("&File");
Menu submenu = new Menu(shell, SWT.DROP_DOWN);
fileItem.setMenu(submenu);
item = new MenuItem(submenu, SWT.PUSH);
item.setText("New ExpandItem");
bar = new ExpandBar(shell, SWT.V_SCROLL);
image = display.getSystemImage(SWT.ICON_QUESTION);
// First item
Composite composite = new Composite(bar, SWT.NONE);
Menu popupmenu = new Menu(shell, SWT.POP_UP);
MenuItem popupItem = new MenuItem(popupmenu, SWT.PUSH);
popupItem.setText("Popup");
composite.setMenu(popupmenu);
GridLayout layout = new GridLayout(2, false);
layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
layout.verticalSpacing = 10;
composite.setLayout(layout);
Label label = new Label(composite, SWT.NONE);
label.setImage(display.getSystemImage(SWT.ICON_ERROR));
label = new Label(composite, SWT.NONE);
label.setText("SWT.ICON_ERROR");
label = new Label(composite, SWT.NONE);
label.setImage(display.getSystemImage(SWT.ICON_INFORMATION));
label = new Label(composite, SWT.NONE);
label.setText("SWT.ICON_INFORMATION");
label = new Label(composite, SWT.NONE);
label.setImage(display.getSystemImage(SWT.ICON_WARNING));
label = new Label(composite, SWT.NONE);
label.setText("SWT.ICON_WARNING");
label = new Label(composite, SWT.NONE);
label.setImage(display.getSystemImage(SWT.ICON_QUESTION));
label = new Label(composite, SWT.NONE);
label.setText("SWT.ICON_QUESTION");
ExpandItem item1 = new ExpandItem(bar, SWT.NONE);
item1.setText("What is your favorite icon");
item1.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
item1.setControl(composite);
item1.setImage(image);
// Second item
composite = new Composite(bar, SWT.NONE);
layout = new GridLayout(2, true);
layout.marginLeft = layout.marginTop = layout.marginRight = layout.marginBottom = 10;
layout.verticalSpacing = 10;
composite.setLayout(layout);
Button button1 = new Button(composite, SWT.PUSH);
button1.setText("Button 1");
Button button2 = new Button(composite, SWT.PUSH);
button2.setText("Button 2");
ExpandItem item0 = new ExpandItem(bar, SWT.NONE);
item0.setText("What is your favorite button");
item0.setHeight(composite.computeSize(SWT.DEFAULT, SWT.DEFAULT).y);
item0.setControl(composite);
item0.setImage(image);
item0.setExpanded(false);
item.addListener(
SWT.Selection,
new Listener() {
@Override
public void handleEvent(Event e) {
ExpandItem item2 = new ExpandItem(bar, SWT.NONE);
Composite composite = new Composite(bar, SWT.NONE);
GridLayout layout = new GridLayout(2, false);
composite.setLayout(layout);
Label label = new Label(composite, SWT.NONE);
label.setText("What is your name?");
Composite pcomposite = new Composite(composite, SWT.NONE);
Text text = new Text(pcomposite, SWT.NONE);
item2.setText("New Question");
text.pack();
composite.pack();
Point size = composite.computeSize(SWT.DEFAULT, SWT.DEFAULT);
item2.setHeight(size.y);
item2.setControl(composite);
item2.setImage(image);
item2.setExpanded(true);
}
});
bar.setSpacing(8);
shell.setSize(400, 550);
shell.open();
System.out.println("------------------------------");
System.out.println("getSize: " + button1.getSize());
System.out.println("getBounds: " + button1.getBounds());
System.out.println("computeSize: " + button1.computeSize(SWT.DEFAULT, SWT.DEFAULT));
System.out.println("getLocation: " + button1.getLocation());
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) {
display.sleep();
}
}
image.dispose();
display.dispose();
}
/**
* Constructor to create an editor to update/create an ontology entry
*
* @param display - points back to the display
* @param oureditOntEntry - the entry being edited
* @param ontParent - the edited item's parent in the hierarchy
* @param newItem - true if this is a new item
*/
public EditOntEntry(
Display display, OntEntry oureditOntEntry, OntEntry ontParent, boolean newItem) {
super();
shell = new Shell(display, SWT.DIALOG_TRIM | SWT.PRIMARY_MODAL);
shell.setText("OntEntry Information");
GridLayout gridLayout = new GridLayout();
gridLayout.numColumns = 3;
gridLayout.marginHeight = 5;
gridLayout.makeColumnsEqualWidth = true;
shell.setLayout(gridLayout);
ourOntEntry = oureditOntEntry;
ourParent = ontParent;
if (newItem) {
ourOntEntry.setName("");
ourOntEntry.setImportance(Importance.MODERATE);
}
new Label(shell, SWT.NONE).setText("Name:");
nameField = new Text(shell, SWT.SINGLE | SWT.BORDER | SWT.H_SCROLL);
nameField.setText(ourOntEntry.getName());
GridData gridData =
new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
DisplayUtilities.setTextDimensions(nameField, gridData, 75);
gridData.horizontalSpan = 2;
nameField.setLayoutData(gridData);
new Label(shell, SWT.NONE).setText("Description:");
descArea = new Text(shell, SWT.MULTI | SWT.WRAP | SWT.BORDER | SWT.V_SCROLL);
descArea.setText(ourOntEntry.getDescription());
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL);
DisplayUtilities.setTextDimensions(descArea, gridData, 75, 5);
gridData.horizontalSpan = 2;
gridData.heightHint = descArea.getLineHeight() * 3;
descArea.setLayoutData(gridData);
new Label(shell, SWT.NONE).setText("Importance:");
importanceBox = new Combo(shell, SWT.DROP_DOWN | SWT.READ_ONLY);
Enumeration impEnum = Importance.elements();
int l = 0;
Importance itype;
while (impEnum.hasMoreElements()) {
itype = (Importance) impEnum.nextElement();
importanceBox.add(itype.toString());
if (itype.toString().compareTo(ourOntEntry.getImportance().toString()) == 0) {
importanceBox.select(l);
}
l++;
}
// Error checking: if no such selection is valid, set it to select index 0
if (importanceBox.getSelectionIndex() == -1) {
importanceBox.select(0);
}
importanceBox.setLayoutData(new GridData(GridData.HORIZONTAL_ALIGN_FILL));
new Label(shell, SWT.NONE).setText(" ");
new Label(shell, SWT.NONE).setText(" ");
addButton = new Button(shell, SWT.PUSH);
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
addButton.setLayoutData(gridData);
if (newItem) {
addButton.setText("Add");
addButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = false;
if (!nameField.getText().trim().equals("")) {
ConsistencyChecker checker =
new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");
if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
ourParent.addChild(ourOntEntry);
ourOntEntry.setLevel(ourParent.getLevel() + 1);
ourOntEntry.setName(nameField.getText());
ourOntEntry.setDescription(descArea.getText());
ourOntEntry.setImportance(
Importance.fromString(
importanceBox.getItem(importanceBox.getSelectionIndex())));
// comment before this made no sense...
ourOntEntry.setID(ourOntEntry.toDatabase(ourParent.getID()));
System.out.println("Name of added item = " + ourOntEntry.getName());
shell.close();
shell.dispose();
}
} else {
MessageBox mbox = new MessageBox(shell, SWT.ICON_ERROR);
mbox.setMessage("Need to provide the OntEntry name");
mbox.open();
}
}
});
} else {
addButton.setText("Save");
addButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = false;
ConsistencyChecker checker =
new ConsistencyChecker(ourOntEntry.getID(), nameField.getText(), "OntEntries");
if (ourOntEntry.getName() == nameField.getText() || checker.check()) {
ourOntEntry.setName(nameField.getText());
ourOntEntry.setDescription(descArea.getText());
ourOntEntry.setImportance(
Importance.fromString(
importanceBox.getItem(importanceBox.getSelectionIndex())));
// since this is a save, not an add, the type and parent are ignored
ourOntEntry.setID(ourOntEntry.toDatabase(0));
// RationaleDB db = RationaleDB.getHandle();
// db.addOntEntry(ourOntEntry);
shell.close();
shell.dispose();
}
}
});
}
cancelButton = new Button(shell, SWT.PUSH);
cancelButton.setText("Cancel");
gridData = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.VERTICAL_ALIGN_BEGINNING);
cancelButton.setLayoutData(gridData);
cancelButton.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent event) {
canceled = true;
shell.close();
shell.dispose();
}
});
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
}
public static void main(String[] args) {
final Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
Composite comp = new Composite(shell, SWT.NONE);
comp.setLayout(new FillLayout());
GLData data = new GLData();
data.doubleBuffer = true;
final GLCanvas canvas = new GLCanvas(comp, SWT.NONE, data);
canvas.setCurrent();
try {
GLContext.useContext(canvas);
} catch (LWJGLException e) {
e.printStackTrace();
}
canvas.addListener(
SWT.Resize,
new Listener() {
public void handleEvent(Event event) {
Rectangle bounds = canvas.getBounds();
float fAspect = (float) bounds.width / (float) bounds.height;
canvas.setCurrent();
try {
GLContext.useContext(canvas);
} catch (LWJGLException e) {
e.printStackTrace();
}
GL11.glViewport(0, 0, bounds.width, bounds.height);
GL11.glMatrixMode(GL11.GL_PROJECTION);
GL11.glLoadIdentity();
GLU.gluPerspective(45.0f, fAspect, 0.5f, 400.0f);
GL11.glMatrixMode(GL11.GL_MODELVIEW);
GL11.glLoadIdentity();
}
});
GL11.glClearColor(1.0f, 1.0f, 1.0f, 1.0f);
GL11.glColor3f(1.0f, 0.0f, 0.0f);
GL11.glHint(GL11.GL_PERSPECTIVE_CORRECTION_HINT, GL11.GL_NICEST);
GL11.glClearDepth(1.0);
GL11.glLineWidth(2);
GL11.glEnable(GL11.GL_DEPTH_TEST);
shell.setText("SWT/LWJGL Example");
shell.setSize(640, 480);
shell.open();
display.asyncExec(
new Runnable() {
int rot = 0;
public void run() {
if (!canvas.isDisposed()) {
canvas.setCurrent();
try {
GLContext.useContext(canvas);
} catch (LWJGLException e) {
e.printStackTrace();
}
GL11.glClear(GL11.GL_COLOR_BUFFER_BIT | GL11.GL_DEPTH_BUFFER_BIT);
GL11.glClearColor(.3f, .5f, .8f, 1.0f);
GL11.glLoadIdentity();
GL11.glTranslatef(0.0f, 0.0f, -10.0f);
float frot = rot;
GL11.glRotatef(0.15f * rot, 2.0f * frot, 10.0f * frot, 1.0f);
GL11.glRotatef(0.3f * rot, 3.0f * frot, 1.0f * frot, 1.0f);
rot++;
GL11.glPolygonMode(GL11.GL_FRONT_AND_BACK, GL11.GL_LINE);
GL11.glColor3f(0.9f, 0.9f, 0.9f);
drawTorus(1, 1.9f + ((float) Math.sin((0.004f * frot))), 15, 15);
canvas.swapBuffers();
display.asyncExec(this);
}
}
});
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
public static void main(String[] args) {
final Display display = new Display();
final Clipboard clipboard = new Clipboard(display);
final Shell shell = new Shell(display, SWT.SHELL_TRIM);
shell.setLayout(new GridLayout());
shell.setText("Clipboard ImageTransfer");
final Button imageButton = new Button(shell, SWT.NONE);
GridData gd = new GridData(SWT.FILL, SWT.FILL, true, true);
gd.minimumHeight = 400;
gd.minimumWidth = 600;
imageButton.setLayoutData(gd);
final Text imageText = new Text(shell, SWT.BORDER);
imageText.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));
Composite buttons = new Composite(shell, SWT.NONE);
buttons.setLayout(new GridLayout(4, true));
Button button = new Button(buttons, SWT.PUSH);
button.setText("Open");
button.addListener(
SWT.Selection,
event -> {
FileDialog dialog = new FileDialog(shell, SWT.OPEN);
dialog.setText("Open an image file or cancel");
String string = dialog.open();
if (string != null) {
imageButton.setText("");
Image image = imageButton.getImage();
if (image != null) image.dispose();
image = new Image(display, string);
imageButton.setImage(image);
imageText.setText(string);
}
});
button = new Button(buttons, SWT.PUSH);
button.setText("Copy");
button.addListener(
SWT.Selection,
event -> {
Image image = imageButton.getImage();
if (image != null) {
ImageTransfer imageTransfer = ImageTransfer.getInstance();
TextTransfer textTransfer = TextTransfer.getInstance();
clipboard.setContents(
new Object[] {image.getImageData(), imageText.getText()},
new Transfer[] {imageTransfer, textTransfer});
}
});
button = new Button(buttons, SWT.PUSH);
button.setText("Paste");
button.addListener(
SWT.Selection,
event -> {
ImageData imageData = (ImageData) clipboard.getContents(ImageTransfer.getInstance());
if (imageData != null) {
imageButton.setText("");
Image image = imageButton.getImage();
if (image != null) image.dispose();
image = new Image(display, imageData);
imageButton.setImage(image);
} else {
imageButton.setText("No image");
imageButton.setImage(null);
}
String text = (String) clipboard.getContents(TextTransfer.getInstance());
if (text != null) {
imageText.setText(text);
} else {
imageText.setText("");
}
});
button = new Button(buttons, SWT.PUSH);
button.setText("Clear");
button.addListener(
SWT.Selection,
event -> {
imageButton.setText("");
Image image = imageButton.getImage();
if (image != null) image.dispose();
imageButton.setImage(null);
imageText.setText("");
});
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}