public static void main(String[] args) {
    Display display = new Display();
    final Shell shell = new Shell(display);
    GridLayout gridLayout = new GridLayout();
    gridLayout.numColumns = 3;
    shell.setLayout(gridLayout);
    ToolBar toolbar = new ToolBar(shell, SWT.NONE);
    ToolItem itemBack = new ToolItem(toolbar, SWT.PUSH);
    itemBack.setText("Back");
    ToolItem itemForward = new ToolItem(toolbar, SWT.PUSH);
    itemForward.setText("Forward");
    ToolItem itemStop = new ToolItem(toolbar, SWT.PUSH);
    itemStop.setText("Stop");
    ToolItem itemRefresh = new ToolItem(toolbar, SWT.PUSH);
    itemRefresh.setText("Refresh");
    ToolItem itemGo = new ToolItem(toolbar, SWT.PUSH);
    itemGo.setText("Go");

    GridData data = new GridData();
    data.horizontalSpan = 3;
    toolbar.setLayoutData(data);

    Label labelAddress = new Label(shell, SWT.NONE);
    labelAddress.setText("Address");

    final Text location = new Text(shell, SWT.BORDER);
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.horizontalSpan = 2;
    data.grabExcessHorizontalSpace = true;
    location.setLayoutData(data);

    final Browser browser;
    try {
      browser = new Browser(shell, SWT.NONE);
    } catch (SWTError e) {
      System.out.println("Could not instantiate Browser: " + e.getMessage());
      display.dispose();
      return;
    }
    data = new GridData();
    data.horizontalAlignment = GridData.FILL;
    data.verticalAlignment = GridData.FILL;
    data.horizontalSpan = 3;
    data.grabExcessHorizontalSpace = true;
    data.grabExcessVerticalSpace = true;
    browser.setLayoutData(data);

    final Label status = new Label(shell, SWT.NONE);
    data = new GridData(GridData.FILL_HORIZONTAL);
    data.horizontalSpan = 2;
    status.setLayoutData(data);

    final ProgressBar progressBar = new ProgressBar(shell, SWT.NONE);
    data = new GridData();
    data.horizontalAlignment = GridData.END;
    progressBar.setLayoutData(data);

    /* event handling */
    Listener listener =
        new Listener() {
          @Override
          public void handleEvent(Event event) {
            ToolItem item = (ToolItem) event.widget;
            String string = item.getText();
            if (string.equals("Back")) browser.back();
            else if (string.equals("Forward")) browser.forward();
            else if (string.equals("Stop")) browser.stop();
            else if (string.equals("Refresh")) browser.refresh();
            else if (string.equals("Go")) browser.setUrl(location.getText());
          }
        };
    browser.addProgressListener(
        new ProgressListener() {
          @Override
          public void changed(ProgressEvent event) {
            if (event.total == 0) return;
            int ratio = event.current * 100 / event.total;
            progressBar.setSelection(ratio);
          }

          @Override
          public void completed(ProgressEvent event) {
            progressBar.setSelection(0);
          }
        });
    browser.addStatusTextListener(
        new StatusTextListener() {
          @Override
          public void changed(StatusTextEvent event) {
            status.setText(event.text);
          }
        });
    browser.addLocationListener(
        new LocationListener() {
          @Override
          public void changed(LocationEvent event) {
            if (event.top) location.setText(event.location);
          }

          @Override
          public void changing(LocationEvent event) {}
        });
    itemBack.addListener(SWT.Selection, listener);
    itemForward.addListener(SWT.Selection, listener);
    itemStop.addListener(SWT.Selection, listener);
    itemRefresh.addListener(SWT.Selection, listener);
    itemGo.addListener(SWT.Selection, listener);
    location.addListener(
        SWT.DefaultSelection,
        new Listener() {
          @Override
          public void handleEvent(Event e) {
            browser.setUrl(location.getText());
          }
        });

    shell.open();
    browser.setUrl("http://eclipse.org");

    while (!shell.isDisposed()) {
      if (!display.readAndDispatch()) display.sleep();
    }
    display.dispose();
  }
示例#2
0
  /** Initializes the GUI. */
  private void initGUI() {
    try {
      getShell()
          .addDisposeListener(
              new DisposeListener() {
                public void widgetDisposed(DisposeEvent evt) {
                  shellWidgetDisposed(evt);
                }
              });

      getShell()
          .addControlListener(
              new ControlAdapter() {
                public void controlResized(ControlEvent evt) {
                  shellControlResized(evt);
                }
              });

      getShell()
          .addControlListener(
              new ControlAdapter() {
                public void controlMoved(ControlEvent evt) {
                  shellControlMoved(evt);
                }
              });

      GridLayout thisLayout = new GridLayout();
      this.setLayout(thisLayout);
      {
        GridData toolBarLData = new GridData();
        toolBarLData.grabExcessHorizontalSpace = true;
        toolBarLData.horizontalAlignment = GridData.FILL;
        toolBar = new ToolBar(this, SWT.FLAT);
        toolBar.setLayoutData(toolBarLData);
        toolBar.setBackgroundImage(SWTResourceManager.getImage("images/ToolbarBackground.gif"));
        {
          newToolItem = new ToolItem(toolBar, SWT.NONE);
          newToolItem.setImage(SWTResourceManager.getImage("images/new.gif"));
          newToolItem.setToolTipText("New");
        }
        {
          openToolItem = new ToolItem(toolBar, SWT.NONE);
          openToolItem.setToolTipText("Open");
          openToolItem.setImage(SWTResourceManager.getImage("images/open.gif"));
          openToolItem.addSelectionListener(
              new SelectionAdapter() {
                public void widgetSelected(SelectionEvent evt) {
                  openToolItemWidgetSelected(evt);
                }
              });
        }
        {
          saveToolItem = new ToolItem(toolBar, SWT.NONE);
          saveToolItem.setToolTipText("Save");
          saveToolItem.setImage(SWTResourceManager.getImage("images/save.gif"));
        }
      }
      {
        clientArea = new Composite(this, SWT.NONE);
        GridData clientAreaLData = new GridData();
        clientAreaLData.grabExcessHorizontalSpace = true;
        clientAreaLData.grabExcessVerticalSpace = true;
        clientAreaLData.horizontalAlignment = GridData.FILL;
        clientAreaLData.verticalAlignment = GridData.FILL;
        clientArea.setLayoutData(clientAreaLData);
        clientArea.setLayout(null);
      }
      {
        statusArea = new Composite(this, SWT.NONE);
        GridLayout statusAreaLayout = new GridLayout();
        statusAreaLayout.makeColumnsEqualWidth = true;
        statusAreaLayout.horizontalSpacing = 0;
        statusAreaLayout.marginHeight = 0;
        statusAreaLayout.marginWidth = 0;
        statusAreaLayout.verticalSpacing = 0;
        statusAreaLayout.marginLeft = 3;
        statusAreaLayout.marginRight = 3;
        statusAreaLayout.marginTop = 3;
        statusAreaLayout.marginBottom = 3;
        statusArea.setLayout(statusAreaLayout);
        GridData statusAreaLData = new GridData();
        statusAreaLData.horizontalAlignment = GridData.FILL;
        statusAreaLData.grabExcessHorizontalSpace = true;
        statusArea.setLayoutData(statusAreaLData);
        statusArea.setBackground(SWTResourceManager.getColor(239, 237, 224));
        {
          statusText = new Label(statusArea, SWT.BORDER);
          statusText.setText(" Ready");
          GridData txtStatusLData = new GridData();
          txtStatusLData.horizontalAlignment = GridData.FILL;
          txtStatusLData.grabExcessHorizontalSpace = true;
          txtStatusLData.verticalIndent = 3;
          statusText.setLayoutData(txtStatusLData);
        }
      }
      thisLayout.verticalSpacing = 0;
      thisLayout.marginWidth = 0;
      thisLayout.marginHeight = 0;
      thisLayout.horizontalSpacing = 0;
      thisLayout.marginTop = 3;
      this.setSize(474, 312);
      {
        menu1 = new Menu(getShell(), SWT.BAR);
        getShell().setMenuBar(menu1);
        {
          fileMenuItem = new MenuItem(menu1, SWT.CASCADE);
          fileMenuItem.setText("&File");
          {
            fileMenu = new Menu(fileMenuItem);
            {
              newFileMenuItem = new MenuItem(fileMenu, SWT.PUSH);
              newFileMenuItem.setText("&New");
              newFileMenuItem.setImage(SWTResourceManager.getImage("images/new.gif"));
            }
            {
              openFileMenuItem = new MenuItem(fileMenu, SWT.PUSH);
              openFileMenuItem.setText("&Open");
              openFileMenuItem.setImage(SWTResourceManager.getImage("images/open.gif"));
              openFileMenuItem.addSelectionListener(
                  new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent evt) {
                      openFileMenuItemWidgetSelected(evt);
                    }
                  });
            }
            {
              closeFileMenuItem = new MenuItem(fileMenu, SWT.CASCADE);
              closeFileMenuItem.setText("Close");
            }
            {
              fileMenuSep1 = new MenuItem(fileMenu, SWT.SEPARATOR);
            }
            {
              saveFileMenuItem = new MenuItem(fileMenu, SWT.PUSH);
              saveFileMenuItem.setText("&Save");
              saveFileMenuItem.setImage(SWTResourceManager.getImage("images/save.gif"));
              saveFileMenuItem.addSelectionListener(
                  new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent evt) {
                      saveFileMenuItemWidgetSelected(evt);
                    }
                  });
            }
            {
              fileMenuSep2 = new MenuItem(fileMenu, SWT.SEPARATOR);
            }
            {
              exitMenuItem = new MenuItem(fileMenu, SWT.CASCADE);
              exitMenuItem.setText("E&xit");
              exitMenuItem.addSelectionListener(
                  new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent evt) {
                      exitMenuItemWidgetSelected(evt);
                    }
                  });
            }
            fileMenuItem.setMenu(fileMenu);
          }
        }
        {
          helpMenuItem = new MenuItem(menu1, SWT.CASCADE);
          helpMenuItem.setText("&Help");
          {
            helpMenu = new Menu(helpMenuItem);
            {
              aboutMenuItem = new MenuItem(helpMenu, SWT.CASCADE);
              aboutMenuItem.setText("&About");
              aboutMenuItem.addSelectionListener(
                  new SelectionAdapter() {
                    public void widgetSelected(SelectionEvent evt) {
                      aboutMenuItemWidgetSelected(evt);
                    }
                  });
            }
            helpMenuItem.setMenu(helpMenu);
          }
        }
      }
    } catch (Exception e) {
      e.printStackTrace();
    }
  }