public boolean isHorizontal() {
Sash sash = (Sash) getWidget();
if (sash != null && !sash.isDisposed()) {
return ((sash.getStyle() & SWT.HORIZONTAL) == SWT.HORIZONTAL);
}
return true;
}
protected void layout() {
Rectangle parentArea = this.composite.getClientArea();
int width = parentArea.width;
int height = parentArea.height;
Rectangle sashBounds = sash.getBounds();
resultText.setBounds(0, 0, width, sashBounds.y);
userText.setBounds(0, sashBounds.y + 3, width, height - sashBounds.y - 3);
sash.setBounds(0, sashBounds.y, width, 3);
}
/** @param args */
public static void main(String[] args) {
Display display = new Display();
final Shell shell = new Shell(display);
Button button1 = new Button(shell, SWT.PUSH);
button1.setText("Button 1");
final Sash sash = new Sash(shell, SWT.VERTICAL);
Button button2 = new Button(shell, SWT.PUSH);
button2.setText("Button 2");
final FormLayout form = new FormLayout();
shell.setLayout(form);
FormData button1Data = new FormData();
button1Data.left = new FormAttachment(0, 0);
button1Data.right = new FormAttachment(sash, 0);
button1Data.top = new FormAttachment(0, 0);
button1Data.bottom = new FormAttachment(100, 0);
button1.setLayoutData(button1Data);
final int limit = 20, percent = 50;
final FormData sashData = new FormData();
sashData.left = new FormAttachment(percent, 0);
sashData.top = new FormAttachment(0, 0);
sashData.bottom = new FormAttachment(100, 0);
sash.setLayoutData(sashData);
sash.addListener(
SWT.Selection,
new Listener() {
public void handleEvent(Event e) {
Rectangle sashRect = sash.getBounds();
Rectangle shellRect = shell.getClientArea();
int right = shellRect.width - sashRect.width - limit;
e.x = Math.max(Math.min(e.x, right), limit);
if (e.x != sashRect.x) {
sashData.left = new FormAttachment(0, e.x);
shell.layout();
}
}
});
FormData button2Data = new FormData();
button2Data.left = new FormAttachment(sash, 0);
button2Data.right = new FormAttachment(100, 0);
button2Data.top = new FormAttachment(0, 0);
button2Data.bottom = new FormAttachment(100, 0);
button2.setLayoutData(button2Data);
shell.pack();
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch()) display.sleep();
}
display.dispose();
}
/**
* Create the sash with right control on the right. Note that this method assumes GridData for the
* layout data of the rightControl.
*
* @param composite
* @param rightControl
* @return Sash
* @since 3.1
*/
protected Sash createSash(final Composite composite, final Control rightControl) {
final Sash sash = new Sash(composite, SWT.VERTICAL);
sash.setLayoutData(new GridData(GridData.FILL_VERTICAL));
sash.setBackground(composite.getDisplay().getSystemColor(SWT.COLOR_LIST_BACKGROUND));
// the following listener resizes the tree control based on sash deltas.
// If necessary, it will also grow/shrink the dialog.
sash.addListener(
SWT.Selection,
event -> {
if (event.detail == SWT.DRAG) {
return;
}
int shift = event.x - sash.getBounds().x;
GridData data = (GridData) rightControl.getLayoutData();
int newWidthHint = data.widthHint + shift;
if (newWidthHint < 20) {
return;
}
Point computedSize = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
Point currentSize = getShell().getSize();
// if the dialog wasn't of a custom size we know we can shrink
// it if necessary based on sash movement.
boolean customSize = !computedSize.equals(currentSize);
data.widthHint = newWidthHint;
setLastTreeWidth(newWidthHint);
composite.layout(true);
// recompute based on new widget size
computedSize = getShell().computeSize(SWT.DEFAULT, SWT.DEFAULT);
// if the dialog was of a custom size then increase it only if
// necessary.
if (customSize) {
computedSize.x = Math.max(computedSize.x, currentSize.x);
}
computedSize.y = Math.max(computedSize.y, currentSize.y);
if (computedSize.equals(currentSize)) {
return;
}
setShellSize(computedSize.x, computedSize.y);
lastShellSize = getShell().getSize();
});
return sash;
}
protected void resized() {
Rectangle parentArea = this.composite.getClientArea();
int width = parentArea.width;
int height = parentArea.height;
int userTextHeight = (int) (height * (1 - defaultRatio));
if (userTextHeight < 25) userTextHeight = 25;
resultText.setBounds(0, 0, width, height - userTextHeight - 3);
userText.setBounds(0, height - userTextHeight, width, userTextHeight);
sash.setBounds(0, height - userTextHeight - 3, width, 3);
}
@Override
public void createPartControl(Composite parent) {
this.setPartName("Ocaml Toplevel");
composite = new Composite(parent, SWT.BORDER);
composite.addControlListener(
new ControlAdapter() {
@Override
public void controlResized(ControlEvent e) {
resized();
}
});
userText = new StyledText(this.composite, SWT.V_SCROLL);
userText.setWordWrap(true);
resultText = new StyledText(this.composite, SWT.V_SCROLL);
resultText.setWordWrap(true);
sash = new Sash(composite, SWT.HORIZONTAL | SWT.SMOOTH);
sash.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
sash.setBounds(e.x, e.y, e.width, e.height);
layout();
}
});
Color c =
Display.findDisplay(Thread.currentThread()).getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW);
sash.setBackground(c);
toplevel = new Toplevel(this, userText, resultText);
IActionBars actionBars = this.getViewSite().getActionBars();
IMenuManager dropDownMenu = actionBars.getMenuManager();
IToolBarManager toolBarManager = actionBars.getToolBarManager();
ImageDescriptor iconAdd = ImageRepository.getImageDescriptor(ImageRepository.ICON_ADD);
Action actionNewToplevel =
new Action("New toplevel", iconAdd) {
@Override
public void run() {
try {
IWorkbenchPage page =
PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
OcamlToplevelView.this.secondaryId = "ocamltoplevelview" + new Random().nextInt();
page.showView(ID, OcamlToplevelView.this.secondaryId, IWorkbenchPage.VIEW_ACTIVATE);
} catch (Exception e) {
OcamlPlugin.logError("ocaml plugin error", e);
}
}
};
ImageDescriptor iconReset = ImageRepository.getImageDescriptor(ImageRepository.ICON_RESET);
Action actionReset =
new Action("Reset", iconReset) {
@Override
public void run() {
toplevel.reset();
}
};
ImageDescriptor iconInterrupt =
ImageRepository.getImageDescriptor(ImageRepository.ICON_INTERRUPT);
Action actionBreak =
new Action("Interrupt", iconInterrupt) {
@Override
public void run() {
toplevel.interrupt();
}
};
ImageDescriptor iconClear = ImageRepository.getImageDescriptor(ImageRepository.ICON_CLEAR);
Action actionClear =
new Action("Clear", iconClear) {
@Override
public void run() {
toplevel.clear();
}
};
ImageDescriptor iconHelp = ImageRepository.getImageDescriptor(ImageRepository.ICON_HELP);
Action actionHelp =
new Action("Help", iconHelp) {
@Override
public void run() {
toplevel.help();
}
};
Action actionUseTopfind =
new Action("Use Topfind") {
@Override
public void run() {
toplevel.eval("#use \"topfind\";;");
}
};
dropDownMenu.add(actionUseTopfind);
toolBarManager.add(actionBreak);
toolBarManager.add(actionClear);
toolBarManager.add(actionReset);
toolBarManager.add(actionNewToplevel);
toolBarManager.add(actionHelp);
if (bStartWhenCreated) toplevel.start();
OcamlPlugin.setLastFocusedToplevelInstance(this);
}
/**
* Creates and returns the composite of the view.
*
* @return Composite
*/
public Composite getComposite(Composite parent) {
// composite is the composite we are building, it gets a formlayout
Composite composite = new Composite(parent, SWT.NONE);
FormLayout layout = new FormLayout();
composite.setLayout(layout);
layout.marginHeight = 5;
layout.marginWidth = 5;
FormData data;
// creates the sash on the right of the tree
final Sash vertSash = new Sash(composite, SWT.VERTICAL);
data = new FormData();
data.top = new FormAttachment(0, 0);
data.bottom = new FormAttachment(100, 0);
data.left = new FormAttachment(25, 0);
vertSash.setLayoutData(data);
vertSash.addSelectionListener(
new SelectionAdapter() { // makes the sashes resizeable
public void widgetSelected(SelectionEvent event) {
((FormData) vertSash.getLayoutData()).left = new FormAttachment(0, event.x);
vertSash.getParent().layout();
}
});
// construct tree in left side of composite
Tree leftTree = new Tree(composite, SWT.MULTI | SWT.BORDER | SWT.V_SCROLL);
data = new FormData();
data.bottom = new FormAttachment(100, 0);
data.top = new FormAttachment(0, 0);
data.right = new FormAttachment(vertSash, 0);
data.left = new FormAttachment(0, 0);
leftTree.setLayoutData(data);
treeViewer = new TreeViewer(leftTree);
treeViewer.setContentProvider(new MailBoxTreeContentProvider(control));
treeViewer.setLabelProvider(new MailBoxTreeLabelProvider());
treeViewer.setInput("root");
// constructs the web browser
Composite window = getFightPane(composite);
data = new FormData();
data.left = new FormAttachment(vertSash, 0);
data.top = new FormAttachment(0, 0);
data.right = new FormAttachment(100, 0);
data.bottom = new FormAttachment(100, 0);
window.setLayoutData(data);
// references to the underlying tree object
final Tree tree = treeViewer.getTree();
// keylistener to handle deletions
tree.addKeyListener(
new KeyListener() {
public void keyPressed(KeyEvent e) {
if (e.character == 0x7f) {
if (tree.getSelection().length == 1
&& tree.getSelection()[0].getData() instanceof Folder) {
// if there is one item selected and it is a folder, delete it
deleteFolderAction.run();
} else {
// otherwise delete selected feeds
unSubscribeAction.run();
}
}
}
public void keyReleased(KeyEvent e) {}
});
/// edits the right click menu to add appropriate actions
final MenuManager treeMenuManager = new MenuManager();
treeMenuManager.addMenuListener(
new IMenuListener() {
public void menuAboutToShow(IMenuManager arg0) {
// first remove all actions, then add appropriate ones based on context
treeMenuManager.removeAll();
if (treeViewer.getSelection() instanceof IStructuredSelection) {
IStructuredSelection selection = (IStructuredSelection) treeViewer.getSelection();
if (selection.size() == 1) {
Object o = selection.getFirstElement();
// of the object is a folder add the following actions to the menu
if (o instanceof Folder) {
Folder f = (Folder) o;
try {
treeMenuManager.add(subscribeAction);
treeMenuManager.add(new Separator());
treeMenuManager.add(newFolderAction);
// as long as its not the top folder we let the user delete it
if (f.getId() != control.getSubscribedFeeds().getId())
treeMenuManager.add(deleteFolderAction);
} catch (ControlException e) {
control.setStatus("Problem fetching top level folder");
}
}
// if its a feed we want different actions
if (o instanceof Feed) {
Feed f = (Feed) o;
try {
// special actions for the trash and outbox
if (f.getId() == control.getTrash().getId()) {
treeMenuManager.add(emptyTrashAction);
} else if (f.getId() == control.getOutbox().getId()) {
treeMenuManager.add(newArticleAction);
treeMenuManager.add(exportOutboxAction);
} else {
// actions for normal feeds
treeMenuManager.add(updateFeedAction);
treeMenuManager.add(unSubscribeAction);
treeMenuManager.add(feedPropertiesAction);
}
} catch (ControlException e) {
control.setStatus("Problem fetching top level folder");
}
}
}
// if there are multiple selections, do different things
else if (selection.size() > 1) {
boolean allFeeds = true;
int trashId, outBoxId;
// gets the trashid and boxid once so we don't need to query the database every
// iteration
// to check if the feed is trash or outbox
try {
trashId = control.getTrash().getId();
outBoxId = control.getOutbox().getId();
} catch (ControlException e) {
trashId = 0;
outBoxId = 0;
}
// gets iterator over selection
Iterator iter = selection.iterator();
// iterates through selection to check if the selection is only feeds
while (iter.hasNext()) {
Object o = iter.next();
if (!(o instanceof Feed)) {
allFeeds = false;
break;
}
if (((Feed) o).getId() == trashId || ((Feed) o).getId() == outBoxId) {
allFeeds = false;
break;
}
}
if (allFeeds) {
// if the only selected items are feeds, then let them update all the selected
// feeds or unsubscribe
treeMenuManager.add(updateFeedAction);
treeMenuManager.add(unSubscribeAction);
}
}
}
}
});
// set the menu
tree.setMenu(treeMenuManager.createContextMenu(tree));
return composite;
}
public Composite createSashForm(final Composite composite) {
if (!tv.isTabViewsEnabled()) {
tableComposite = tv.createMainPanel(composite);
return tableComposite;
}
ConfigurationManager configMan = ConfigurationManager.getInstance();
int iNumViews = 0;
UIFunctionsSWT uiFunctions = UIFunctionsManagerSWT.getUIFunctionsSWT();
UISWTViewEventListenerWrapper[] pluginViews = null;
if (uiFunctions != null) {
UISWTInstance pluginUI = uiFunctions.getUISWTInstance();
if (pluginUI != null) {
pluginViews = pluginUI.getViewListeners(tv.getTableID());
iNumViews += pluginViews.length;
}
}
if (iNumViews == 0) {
tableComposite = tv.createMainPanel(composite);
return tableComposite;
}
FormData formData;
final Composite form = new Composite(composite, SWT.NONE);
FormLayout flayout = new FormLayout();
flayout.marginHeight = 0;
flayout.marginWidth = 0;
form.setLayout(flayout);
GridData gridData;
gridData = new GridData(GridData.FILL_BOTH);
form.setLayoutData(gridData);
// Create them in reverse order, so we can have the table auto-grow, and
// set the tabFolder's height manually
final int TABHEIGHT = 20;
tabFolder = new CTabFolder(form, SWT.TOP | SWT.BORDER);
tabFolder.setMinimizeVisible(true);
tabFolder.setTabHeight(TABHEIGHT);
final int iFolderHeightAdj = tabFolder.computeSize(SWT.DEFAULT, 0).y;
final Sash sash = new Sash(form, SWT.HORIZONTAL);
tableComposite = tv.createMainPanel(form);
Composite cFixLayout = tableComposite;
while (cFixLayout != null && cFixLayout.getParent() != form) {
cFixLayout = cFixLayout.getParent();
}
if (cFixLayout == null) {
cFixLayout = tableComposite;
}
GridLayout layout = new GridLayout();
layout.numColumns = 1;
layout.horizontalSpacing = 0;
layout.verticalSpacing = 0;
layout.marginHeight = 0;
layout.marginWidth = 0;
cFixLayout.setLayout(layout);
// FormData for Folder
formData = new FormData();
formData.left = new FormAttachment(0, 0);
formData.right = new FormAttachment(100, 0);
formData.bottom = new FormAttachment(100, 0);
int iSplitAt = configMan.getIntParameter(tv.getPropertiesPrefix() + ".SplitAt", 3000);
// Was stored at whole
if (iSplitAt < 100) {
iSplitAt *= 100;
}
double pct = iSplitAt / 10000.0;
if (pct < 0.03) {
pct = 0.03;
} else if (pct > 0.97) {
pct = 0.97;
}
// height will be set on first resize call
sash.setData("PCT", new Double(pct));
tabFolder.setLayoutData(formData);
final FormData tabFolderData = formData;
// FormData for Sash
formData = new FormData();
formData.left = new FormAttachment(0, 0);
formData.right = new FormAttachment(100, 0);
formData.bottom = new FormAttachment(tabFolder);
formData.height = 5;
sash.setLayoutData(formData);
// FormData for table Composite
formData = new FormData();
formData.left = new FormAttachment(0, 0);
formData.right = new FormAttachment(100, 0);
formData.top = new FormAttachment(0, 0);
formData.bottom = new FormAttachment(sash);
cFixLayout.setLayoutData(formData);
// Listeners to size the folder
sash.addSelectionListener(
new SelectionAdapter() {
public void widgetSelected(SelectionEvent e) {
final boolean FASTDRAG = true;
if (FASTDRAG && e.detail == SWT.DRAG) {
return;
}
if (tabFolder.getMinimized()) {
tabFolder.setMinimized(false);
refreshSelectedSubView();
ConfigurationManager configMan = ConfigurationManager.getInstance();
configMan.setParameter(tv.getPropertiesPrefix() + ".subViews.minimized", false);
}
Rectangle area = form.getClientArea();
tabFolderData.height = area.height - e.y - e.height - iFolderHeightAdj;
form.layout();
Double l = new Double((double) tabFolder.getBounds().height / form.getBounds().height);
sash.setData("PCT", l);
if (e.detail != SWT.DRAG) {
ConfigurationManager configMan = ConfigurationManager.getInstance();
configMan.setParameter(
tv.getPropertiesPrefix() + ".SplitAt", (int) (l.doubleValue() * 10000));
}
}
});
final CTabFolder2Adapter folderListener =
new CTabFolder2Adapter() {
public void minimize(CTabFolderEvent event) {
tabFolder.setMinimized(true);
tabFolderData.height = iFolderHeightAdj;
CTabItem[] items = tabFolder.getItems();
for (int i = 0; i < items.length; i++) {
CTabItem tabItem = items[i];
tabItem.getControl().setVisible(false);
}
form.layout();
UISWTViewCore view = getActiveSubView();
if (view != null) {
view.triggerEvent(UISWTViewEvent.TYPE_FOCUSLOST, null);
}
ConfigurationManager configMan = ConfigurationManager.getInstance();
configMan.setParameter(tv.getPropertiesPrefix() + ".subViews.minimized", true);
}
public void restore(CTabFolderEvent event) {
tabFolder.setMinimized(false);
CTabItem selection = tabFolder.getSelection();
if (selection != null) {
selection.getControl().setVisible(true);
}
form.notifyListeners(SWT.Resize, null);
UISWTViewCore view = getActiveSubView();
if (view != null) {
view.triggerEvent(UISWTViewEvent.TYPE_FOCUSGAINED, null);
}
refreshSelectedSubView();
ConfigurationManager configMan = ConfigurationManager.getInstance();
configMan.setParameter(tv.getPropertiesPrefix() + ".subViews.minimized", false);
}
};
tabFolder.addCTabFolder2Listener(folderListener);
tabFolder.addSelectionListener(
new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
// make sure its above
try {
((CTabItem) e.item).getControl().setVisible(true);
((CTabItem) e.item).getControl().moveAbove(null);
// TODO: Need to viewDeactivated old one
UISWTViewCore view = getActiveSubView();
if (view != null) {
view.triggerEvent(UISWTViewEvent.TYPE_FOCUSGAINED, null);
}
} catch (Exception t) {
}
}
public void widgetDefaultSelected(SelectionEvent e) {}
});
tabFolder.addMouseListener(
new MouseAdapter() {
public void mouseDown(MouseEvent e) {
if (tabFolder.getMinimized()) {
folderListener.restore(null);
// If the user clicked down on the restore button, and we restore
// before the CTabFolder does, CTabFolder will minimize us again
// There's no way that I know of to determine if the mouse is
// on that button!
// one of these will tell tabFolder to cancel
e.button = 0;
tabFolder.notifyListeners(SWT.MouseExit, null);
}
}
});
form.addListener(
SWT.Resize,
new Listener() {
public void handleEvent(Event e) {
if (tabFolder.getMinimized()) {
return;
}
Double l = (Double) sash.getData("PCT");
if (l != null) {
tabFolderData.height =
(int) (form.getBounds().height * l.doubleValue()) - iFolderHeightAdj;
form.layout();
}
}
});
// Call plugin listeners
if (pluginViews != null) {
for (UISWTViewEventListenerWrapper l : pluginViews) {
if (l != null) {
try {
UISWTViewImpl view = new UISWTViewImpl(tv.getTableID(), l.getViewID(), l, null);
addTabView(view);
} catch (Exception e) {
// skip, plugin probably specifically asked to not be added
}
}
}
}
if (configMan.getBooleanParameter(tv.getPropertiesPrefix() + ".subViews.minimized", false)) {
tabFolder.setMinimized(true);
tabFolderData.height = iFolderHeightAdj;
} else {
tabFolder.setMinimized(false);
}
tabFolder.setSelection(0);
return form;
}
/* (non-Javadoc)
* @see org.eclipse.ui.part.WorkbenchPart#createPartControl(org.eclipse.swt.widgets.Composite)
*/
@Override
public void createPartControl(final Composite parent) {
parent.setLayout(new GridLayout(6, true));
CLabel clRuns = new CLabel(parent, SWT.LEFT);
clRuns.setText(UITexts.test_view_runs);
tRuns = new Text(parent, SWT.NONE);
tRuns.setText("0"); // $NON-NLS-1$
tRuns.setEditable(false);
CLabel clErrors = new CLabel(parent, SWT.LEFT);
clErrors.setText(UITexts.test_view_errors);
clErrors.setImage(HaskellUIImages.getImage(IImageNames.ERROR_OVERLAY));
tErrors = new Text(parent, SWT.NONE);
tErrors.setText("0"); // $NON-NLS-1$
tErrors.setEditable(false);
CLabel clFailures = new CLabel(parent, SWT.LEFT);
clFailures.setText(UITexts.test_view_failures);
clFailures.setImage(HaskellUIImages.getImage(IImageNames.FAILURE_OVERLAY));
tFailures = new Text(parent, SWT.NONE);
tFailures.setText("0"); // $NON-NLS-1$
tFailures.setEditable(false);
final Composite mainComposite = new Composite(parent, SWT.NONE);
final GridData gd =
new GridData(GridData.GRAB_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_BOTH);
gd.horizontalSpan = 6;
mainComposite.setLayoutData(gd);
FormLayout fl = new FormLayout();
mainComposite.setLayout(fl);
testTree = new TreeViewer(mainComposite, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
final Sash sash = new Sash(mainComposite, SWT.HORIZONTAL);
FormData fd = new FormData();
fd.top = new FormAttachment(0);
fd.left = new FormAttachment(0);
fd.right = new FormAttachment(100);
fd.bottom = new FormAttachment(sash, 0);
testTree.getTree().setLayoutData(fd);
testTree.setContentProvider(new TestResultCP());
testTree.setLabelProvider(new TestResultLP());
CLabel clOutput = new CLabel(mainComposite, SWT.LEFT);
clOutput.setText(UITexts.test_view_text);
final FormData sashData = new FormData();
sashData.top = new FormAttachment(50, 0);
sashData.left = new FormAttachment(0);
sashData.right = new FormAttachment(100);
sash.setLayoutData(sashData);
fd = new FormData();
fd.top = new FormAttachment(sash, 0);
fd.left = new FormAttachment(0);
fd.right = new FormAttachment(100);
clOutput.setLayoutData(fd);
testText = new StyledText(mainComposite, SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
fd = new FormData();
fd.top = new FormAttachment(clOutput, 0);
fd.left = new FormAttachment(0, 0);
fd.right = new FormAttachment(100);
fd.bottom = new FormAttachment(100);
testText.setLayoutData(fd);
testTree.addSelectionChangedListener(
new ISelectionChangedListener() {
@Override
public void selectionChanged(final SelectionChangedEvent paramSelectionChangedEvent) {
Object o =
((IStructuredSelection) paramSelectionChangedEvent.getSelection())
.getFirstElement();
if (o instanceof TestResult) {
String txt = ((TestResult) o).getText();
if (txt == null) {
txt = ""; // $NON-NLS-1$
}
testText.setText(txt);
}
}
});
testTree.addDoubleClickListener(
new IDoubleClickListener() {
@Override
public void doubleClick(final DoubleClickEvent paramDoubleClickEvent) {
Object o =
((IStructuredSelection) paramDoubleClickEvent.getSelection()).getFirstElement();
if (o instanceof TestResult) {
TestResult tr = (TestResult) o;
if (tr.getLocation() != null && tr.getProject() != null) {
try {
OpenDefinitionHandler.openInEditor(tr.getLocation(), tr.getProject());
} catch (Throwable t) {
HaskellCorePlugin.log(t);
}
}
}
}
});
sash.addListener(
SWT.Selection,
new Listener() {
@Override
public void handleEvent(final Event event) {
Rectangle clientArea = mainComposite.getClientArea();
Rectangle sashRect = sash.getBounds();
int top = clientArea.height - 70; // bottom minimum
event.y = Math.max(Math.min(event.y, top), 30); // top minimum
if (event.y != sashRect.y) {
sashData.top = new FormAttachment(0, event.y);
mainComposite.layout();
}
}
});
IToolBarManager tmgr = getViewSite().getActionBars().getToolBarManager();
HistoryAction act = new HistoryAction();
tmgr.add(act);
}