@Nullable
public static ISelectionProvider getSelectionProvider(IServiceLocator serviceLocator) {
ISelectionProvider selectionProvider = serviceLocator.getService(ISelectionProvider.class);
if (selectionProvider != null) {
return selectionProvider;
}
IWorkbenchPartSite partSite = getWorkbenchPartSite(serviceLocator);
if (partSite == null) {
IWorkbenchPart activePart = serviceLocator.getService(IWorkbenchPart.class);
if (activePart == null) {
IWorkbenchWindow activeWindow = DBeaverUI.getActiveWorkbenchWindow();
if (activeWindow != null) {
activePart = activeWindow.getActivePage().getActivePart();
}
}
if (activePart != null) {
partSite = activePart.getSite();
}
}
if (partSite != null) {
return partSite.getSelectionProvider();
} else {
return null;
}
}
/**
* Eclipse hack. Disables/enabled all key bindings in specified site's part. Works only if host
* editor is extender of AbstractTextEditor Uses reflection because setActionActivation is private
* method TODO: find better way to disable key bindings or prioritize event handling to widgets
*
* @param partSite workbench part site
* @param enable enable or disable
*/
@Deprecated
public static void enableHostEditorKeyBindings(IWorkbenchPartSite partSite, boolean enable) {
IWorkbenchPart part = partSite.getPart();
if (part instanceof AbstractTextEditor) {
AbstractTextEditor hostEditor = (AbstractTextEditor) part;
if (hostEditor instanceof BaseTextEditor) {
StyledText textWidget = ((BaseTextEditor) hostEditor).getTextViewer().getTextWidget();
if (textWidget == null || textWidget.isDisposed()) {
return;
}
}
try {
Method activatorMethod =
AbstractTextEditor.class.getDeclaredMethod("setActionActivation", Boolean.TYPE);
activatorMethod.setAccessible(true);
activatorMethod.invoke(hostEditor, enable);
} catch (Throwable e) {
if (e instanceof InvocationTargetException) {
e = ((InvocationTargetException) e).getTargetException();
}
log.warn("Can't disable text editor action activations", e);
}
// hostEditor.getEditorSite().getActionBarContributor().setActiveEditor(hostEditor);
}
}
public static void enableHostEditorKeyBindingsSupport(
final IWorkbenchPartSite partSite, Control control) {
if (!(partSite.getPart() instanceof AbstractTextEditor)) {
return;
}
final boolean[] activated = new boolean[] {false};
control.addFocusListener(
new FocusListener() {
@Override
public void focusGained(FocusEvent e) {
if (!activated[0]) {
UIUtils.enableHostEditorKeyBindings(partSite, false);
activated[0] = true;
}
}
@Override
public void focusLost(FocusEvent e) {
if (activated[0]) {
UIUtils.enableHostEditorKeyBindings(partSite, true);
activated[0] = false;
}
}
});
control.addDisposeListener(
new DisposeListener() {
@Override
public void widgetDisposed(DisposeEvent e) {
if (activated[0]) {
UIUtils.enableHostEditorKeyBindings(partSite, true);
activated[0] = false;
}
}
});
}
