Swing/AWT
主要是可以在SWT中使用Swing/AWT ，但是是有條件的。
1、集成簡單的AWT表和標簽。
?static class FileTableModel extends AbstractTableModel {??
??File[] files;???????
??String[] columnsName = {"Name", "Size", "Date Modified"};
??
??public FileTableModel (File[] files) {
???this.files = files;
??}
??public int getColumnCount () {
???return columnsName.length;
??}
??public Class getColumnClass (int col) {
???if (col == 1) return Long.class;
???if (col == 2) return Date.class;
???return String.class;
??}
??public int getRowCount () {
???return files == null ? 0 : files.length;
??}
??public Object getValueAt (int row, int col) {
???if (col == 0) return files[row].getName();
???if (col == 1) return new Long(files[row].length());
???if (col == 2) return new Date(files[row].lastModified());
???return "";
??}
??public String getColumnName (int col) {
???return columnsName[col];
??}
?}
?public static void main(String[] args) {
??final Display display = new Display();
??final Shell shell = new Shell(display);
??shell.setText("SWT and Swing/AWT Example");
??Listener exitListener = new Listener() {
???public void handleEvent(Event e) {
????MessageBox dialog = new MessageBox(shell, SWT.OK | SWT.CANCEL | SWT.ICON_QUESTION);
????dialog.setText("Question");
????dialog.setMessage("Exit?");
????if (e.type == SWT.Close) e.doit = false;
????if (dialog.open() != SWT.OK) return;
????shell.dispose();
???}
??};?
??Listener aboutListener = new Listener() {
???public void handleEvent(Event e) {
????final Shell s = new Shell(shell, SWT.DIALOG_TRIM | SWT.APPLICATION_MODAL);
????s.setText("About");
????GridLayout layout = new GridLayout(1, false);
????layout.verticalSpacing = 20;
????layout.marginHeight = layout.marginWidth = 10;
????s.setLayout(layout);
????Label label = new Label(s, SWT.NONE);
????label.setText("SWT and AWT Example.");
????Button button = new Button(s, SWT.PUSH);
????button.setText("OK");
????GridData data = new GridData();
????data.horizontalAlignment = GridData.CENTER;
????button.setLayoutData(data);
????button.addListener(SWT.Selection, new Listener() {
?????public void handleEvent(Event event) {
??????s.dispose();
?????}
????});
????s.pack();
????Rectangle parentBounds = shell.getBounds();
????Rectangle bounds = s.getBounds();
????int x = parentBounds.x + (parentBounds.width - bounds.width) / 2;
????int y = parentBounds.y + (parentBounds.height - bounds.height) / 2;
????s.setLocation(x, y);
????s.open();
????while (!s.isDisposed()) {
?????if (!display.readAndDispatch()) display.sleep();
????}
???}
??};
??shell.addListener(SWT.Close, exitListener);
??Menu mb = new Menu(shell, SWT.BAR);
??MenuItem fileItem = new MenuItem(mb, SWT.CASCADE);
??fileItem.setText("&File");
??Menu fileMenu = new Menu(shell, SWT.DROP_DOWN);
??fileItem.setMenu(fileMenu);
??MenuItem exitItem = new MenuItem(fileMenu, SWT.PUSH);
??exitItem.setText("&Exit\tCtrl+X");
??exitItem.setAccelerator(SWT.CONTROL + 'X');
??exitItem.addListener(SWT.Selection, exitListener);
??MenuItem aboutItem = new MenuItem(fileMenu, SWT.PUSH);
??aboutItem.setText("&About\tCtrl+A");
??aboutItem.setAccelerator(SWT.CONTROL + 'A');
??aboutItem.addListener(SWT.Selection, aboutListener);
??shell.setMenuBar(mb);
??RGB color = shell.getBackground().getRGB();
??Label separator1 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
??Label locationLb = new Label(shell, SWT.NONE);
??locationLb.setText("Location:");
??Composite locationComp = new Composite(shell, SWT.EMBEDDED);
??ToolBar toolBar = new ToolBar(shell, SWT.FLAT);
??ToolItem exitToolItem = new ToolItem(toolBar, SWT.PUSH);
??exitToolItem.setText("&Exit");
??exitToolItem.addListener(SWT.Selection, exitListener);
??ToolItem aboutToolItem = new ToolItem(toolBar, SWT.PUSH);
??aboutToolItem.setText("&About");
??aboutToolItem.addListener(SWT.Selection, aboutListener);
??Label separator2 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
??final Composite comp = new Composite(shell, SWT.NONE);
??final Tree fileTree = new Tree(comp, SWT.SINGLE | SWT.BORDER);
??Sash sash = new Sash(comp, SWT.VERTICAL);
??Composite tableComp = new Composite(comp, SWT.EMBEDDED);?//Composite對象必須為SWT.EMBEDDED才可以裝載awt/swing內容
??Label separator3 = new Label(shell, SWT.SEPARATOR | SWT.HORIZONTAL);
??Composite statusComp = new Composite(shell, SWT.EMBEDDED);
??java.awt.Frame locationFrame = SWT_AWT.new_Frame(locationComp);
??final java.awt.TextField locationText = new java.awt.TextField();
??locationFrame.add(locationText);
??//處理awt表
??java.awt.Frame fileTableFrame = SWT_AWT.new_Frame(tableComp);
??java.awt.Panel panel = new java.awt.Panel(new java.awt.BorderLayout());
??fileTableFrame.add(panel);
??final JTable fileTable = new JTable(new FileTableModel(null));
??fileTable.setDoubleBuffered(true);
??fileTable.setShowGrid(false);
??fileTable.createDefaultColumnsFromModel();
??JScrollPane scrollPane = new JScrollPane(fileTable);
??panel.add(scrollPane);
??//處理awt狀態Label
??java.awt.Frame statusFrame = SWT_AWT.new_Frame(statusComp);
??statusFrame.setBackground(new java.awt.Color(color.red, color.green, color.blue));
??final java.awt.Label statusLabel = new java.awt.Label();
??statusFrame.add(statusLabel);
??statusLabel.setText("Select a file");
??sash.addListener(SWT.Selection, new Listener() {
???public void handleEvent(Event e) {
????if (e.detail == SWT.DRAG) return;
????GridData data = (GridData)fileTree.getLayoutData();
????Rectangle trim = fileTree.computeTrim(0, 0, 0, 0);
????data.widthHint = e.x - trim.width;
????comp.layout();
???}
??});
??File[] roots = File.listRoots();
??for (int i = 0; i < roots.length; i++) {
???File file = roots[i];
???TreeItem treeItem = new TreeItem(fileTree, SWT.NONE);
???treeItem.setText(file.getAbsolutePath());
???treeItem.setData(file);
???new TreeItem(treeItem, SWT.NONE);
??}
??fileTree.addListener(SWT.Expand, new Listener() {
???public void handleEvent(Event e) {
????TreeItem item = (TreeItem)e.item;
????if (item == null) return;
????if (item.getItemCount() == 1) {
?????TreeItem firstItem = item.getItems()[0];
?????if (firstItem.getData() != null) return;
?????firstItem.dispose();
????} else {
?????return;
????}
????File root = (File)item.getData();
????File[] files = root.listFiles();
????if (files == null) return;
????for (int i = 0; i < files.length; i++) {
?????File file = files[i];
?????if (file.isDirectory()) {
??????TreeItem treeItem = new TreeItem(item, SWT.NONE);
??????treeItem.setText(file.getName());
??????treeItem.setData(file);
??????new TreeItem(treeItem, SWT.NONE);
?????}
????}
???}
??});
??fileTree.addListener(SWT.Selection, new Listener() {
???public void handleEvent(Event e) {
????TreeItem item = (TreeItem)e.item;
????if (item == null) return;
????final File root = (File)item.getData();
????EventQueue.invokeLater(new Runnable() {
?????public void run() {
??????statusLabel.setText(root.getAbsolutePath());
??????locationText.setText(root.getAbsolutePath());
??????fileTable.setModel(new FileTableModel(root.listFiles()));
?????}
????});
???}
??});
??
??GridLayout layout = new GridLayout(4, false);
??layout.marginWidth = layout.marginHeight = 0;
??layout.horizontalSpacing = layout.verticalSpacing = 1;
??shell.setLayout(layout);
??GridData data;??
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 4;
??separator1.setLayoutData(data);
??data = new GridData();
??data.horizontalSpan = 1;
??data.horizontalIndent = 10;
??locationLb.setLayoutData(data);
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 2;
??data.heightHint = locationText.getPreferredSize().height;
??locationComp.setLayoutData(data);
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 1;
??toolBar.setLayoutData(data);
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 4;
??separator2.setLayoutData(data);
??data = new GridData(GridData.FILL_BOTH);
??data.horizontalSpan = 4;
??comp.setLayoutData(data);
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 4;
??separator3.setLayoutData(data);
??data = new GridData(GridData.FILL_HORIZONTAL);
??data.horizontalSpan = 4;
??data.heightHint = statusLabel.getPreferredSize().height;
??statusComp.setLayoutData(data);
??
??layout = new GridLayout(3, false);
??layout.marginWidth = layout.marginHeight = 0;
??layout.horizontalSpacing = layout.verticalSpacing = 1;
??comp.setLayout(layout);???
??data = new GridData(GridData.FILL_VERTICAL);
??data.widthHint = 200;
??fileTree.setLayoutData(data);??
??data = new GridData(GridData.FILL_VERTICAL);
??sash.setLayoutData(data);??
??data = new GridData(GridData.FILL_BOTH);
??tableComp.setLayoutData(data);
??shell.open();
??while(!shell.isDisposed()) {
???if (!display.readAndDispatch()) display.sleep();
??}
??display.dispose();
?}