/** Updates the history controls. */
private void updateHistoryControls() {
historyToolbar.update(false);
IContributionItem[] items = historyToolbar.getItems();
for (int i = 0; i < items.length; i++) {
items[i].update(IAction.ENABLED);
items[i].update(IAction.TOOL_TIP_TEXT);
}
}
private void createSectionToolbar(Section section, FormToolkit toolkit) {
ToolBarManager toolBarManager = new ToolBarManager(SWT.FLAT);
ToolBar toolbar = toolBarManager.createControl(section);
final Cursor handCursor = new Cursor(Display.getCurrent(), SWT.CURSOR_HAND);
toolbar.setCursor(handCursor);
// Cursor needs to be explicitly disposed
toolbar.addDisposeListener(
new DisposeListener() {
public void widgetDisposed(DisposeEvent e) {
if (handCursor.isDisposed() == false) {
handCursor.dispose();
}
}
});
fNewPluginAction = new NewPluginAction();
fNewFragmentAction = new NewFragmentAction();
toolBarManager.add(fNewPluginAction);
toolBarManager.add(fNewFragmentAction);
toolBarManager.update(true);
section.setTextClient(toolbar);
}
/**
* Creates the history toolbar and initializes <code>historyToolbar</code>.
*
* @param historyBar
* @param manager
* @return the control of the history toolbar
*/
public ToolBar createHistoryControls(ToolBar historyBar, ToolBarManager manager) {
historyToolbar = manager;
/** Superclass of the two for-/backward actions for the history. */
abstract class HistoryNavigationAction extends Action implements IMenuCreator {
private Menu lastMenu;
protected static final int MAX_ENTRIES = 5;
HistoryNavigationAction() {
super("", IAction.AS_DROP_DOWN_MENU); // $NON-NLS-1$
}
public IMenuCreator getMenuCreator() {
return this;
}
public void dispose() {
if (lastMenu != null) {
lastMenu.dispose();
lastMenu = null;
}
}
public Menu getMenu(Control parent) {
if (lastMenu != null) {
lastMenu.dispose();
}
lastMenu = new Menu(parent);
createEntries(lastMenu);
return lastMenu;
}
public Menu getMenu(Menu parent) {
return null;
}
protected void addActionToMenu(Menu parent, IAction action) {
ActionContributionItem item = new ActionContributionItem(action);
item.fill(parent, -1);
}
protected abstract void createEntries(Menu menu);
}
/**
* Menu entry for the toolbar dropdowns. Instances are direct-jump entries in the navigation
* history.
*/
class HistoryItemAction extends Action {
private final int index;
HistoryItemAction(int index, String label) {
super(label, IAction.AS_PUSH_BUTTON);
this.index = index;
}
public void run() {
jumpToHistory(index);
}
}
HistoryNavigationAction backward =
new HistoryNavigationAction() {
public void run() {
jumpToHistory(historyIndex - 1);
}
public boolean isEnabled() {
boolean enabled = historyIndex > 0;
if (enabled) {
setToolTipText(
NLS.bind(
WorkbenchMessages.get().NavigationHistoryAction_backward_toolTipName,
getHistoryEntry(historyIndex - 1).getLabel()));
}
return enabled;
}
protected void createEntries(Menu menu) {
int limit = Math.max(0, historyIndex - MAX_ENTRIES);
for (int i = historyIndex - 1; i >= limit; i--) {
IAction action = new HistoryItemAction(i, getHistoryEntry(i).getLabel());
addActionToMenu(menu, action);
}
}
};
backward.setText(WorkbenchMessages.get().NavigationHistoryAction_backward_text);
backward.setActionDefinitionId("org.eclipse.ui.navigate.backwardHistory"); // $NON-NLS-1$
backward.setImageDescriptor(
WorkbenchPlugin.getDefault()
.getSharedImages()
.getImageDescriptor(ISharedImages.IMG_TOOL_BACK));
backward.setDisabledImageDescriptor(
WorkbenchPlugin.getDefault()
.getSharedImages()
.getImageDescriptor(ISharedImages.IMG_TOOL_BACK_DISABLED));
registerKeybindings(backward);
historyToolbar.add(backward);
HistoryNavigationAction forward =
new HistoryNavigationAction() {
public void run() {
jumpToHistory(historyIndex + 1);
}
public boolean isEnabled() {
boolean enabled = historyIndex < history.size() - 1;
if (enabled) {
setToolTipText(
NLS.bind(
WorkbenchMessages.get().NavigationHistoryAction_forward_toolTipName,
getHistoryEntry(historyIndex + 1).getLabel()));
}
return enabled;
}
protected void createEntries(Menu menu) {
int limit = Math.min(history.size(), historyIndex + MAX_ENTRIES + 1);
for (int i = historyIndex + 1; i < limit; i++) {
IAction action = new HistoryItemAction(i, getHistoryEntry(i).getLabel());
addActionToMenu(menu, action);
}
}
};
forward.setText(WorkbenchMessages.get().NavigationHistoryAction_forward_text);
forward.setActionDefinitionId("org.eclipse.ui.navigate.forwardHistory"); // $NON-NLS-1$
forward.setImageDescriptor(
WorkbenchPlugin.getDefault()
.getSharedImages()
.getImageDescriptor(ISharedImages.IMG_TOOL_FORWARD));
forward.setDisabledImageDescriptor(
WorkbenchPlugin.getDefault()
.getSharedImages()
.getImageDescriptor(ISharedImages.IMG_TOOL_FORWARD_DISABLED));
registerKeybindings(forward);
historyToolbar.add(forward);
return historyBar;
}
