public SearchPatternData tryErlangTextSelection(
final SearchPatternData initData0, final IEditorPart activePart) throws ErlModelException {
final AbstractErlangEditor erlangEditor = (AbstractErlangEditor) activePart;
final IErlModule module = erlangEditor.getModule();
SearchPatternData initData = initData0;
if (module != null) {
final ISelection ssel = erlangEditor.getSite().getSelectionProvider().getSelection();
final ITextSelection textSel = (ITextSelection) ssel;
final int offset = textSel.getOffset();
OpenResult res;
try {
res =
ErlangEngine.getInstance()
.getService(OpenService.class)
.open(
module.getScannerName(),
offset,
ErlangEngine.getInstance().getModelUtilService().getImportsAsList(module),
"",
ErlangEngine.getInstance().getModel().getPathVars());
} catch (final RpcException e) {
res = null;
}
ErlLogger.debug("searchPage(open) " + res);
initData = determineInitValuesFrom(module, offset, res);
}
return initData;
}
/*
* @see org.eclipse.jface.action.Action#run()
*/
@Override
public void run() {
ErlBrowserInformationControlInput input = null;
if (fInfoControl != null) {
input = (ErlBrowserInformationControlInput) fInfoControl.getInput();
fInfoControl.notifyDelayedInputChange(null);
fInfoControl.dispose();
} else if (edocView != null) {
input = edocView.getInput();
}
if (input != null) {
// TODO: add hover location to editor navigation history?
try {
final Object element = input.getInputElement();
if (element instanceof IErlElement) {
EditorUtility.openElementInEditor(element, true);
} else if (element instanceof OpenResult) {
final OpenResult or = (OpenResult) element;
try {
final AbstractErlangEditor editor = input.getEditor();
new OpenUtils().openOpenResult(editor, editor.getModule(), -1, null, or, null);
} catch (final Exception e) {
ErlLogger.error(e);
}
}
} catch (final PartInitException e) {
ErlLogger.error(e);
}
}
}
protected void indentAfterNewLine(final IDocument d, final DocumentCommand c)
throws BadLocationException {
final int offset = c.offset;
String txt = null;
editor.reconcileNow();
final IErlElement element = editor.getElementAt(offset, false);
final IErlMember member = (IErlMember) element;
if (member != null) {
final int start = member.getSourceRange().getOffset();
if (offset >= start) {
txt = d.get(start, offset - start);
}
}
if (txt == null) {
txt = "";
}
final int lineN = d.getLineOfOffset(offset);
final int lineOffset = d.getLineOffset(lineN);
final int lineLength = d.getLineLength(lineN);
final String oldLine = d.get(offset, lineLength + lineOffset - offset);
try {
final IRpcSite b = BackendCore.getBackendManager().getIdeBackend().getRpcSite();
final int tabw = getTabWidthFromPreferences();
final Map<String, String> prefs = new TreeMap<String, String>();
IndentationPreferencePage.addKeysAndPrefs(prefs);
SmartTypingPreferencePage.addAutoNLKeysAndPrefs(prefs);
final boolean useTabs = getUseTabsFromPreferences();
final IndentResult res =
ErlideIndent.indentLine(b, oldLine, txt, c.text, tabw, useTabs, prefs);
if (res.isAddNewLine()) {
c.text += "\n";
}
c.text += res.getText();
c.length += res.getRemoveNext();
} catch (final Exception e) {
ErlLogger.warn(e);
}
}
/**
* Tests if a CU is currently shown in an editor
*
* @return the IEditorPart if shown, null if element is not open in an editor
*/
public static IEditorPart isOpenInEditor(final Object inputElement) {
final Collection<IEditorPart> allErlangEditors = EditorUtility.getAllErlangEditors();
for (final IEditorPart editorPart : allErlangEditors) {
if (inputElement instanceof IErlElement) {
final IErlElement element = (IErlElement) inputElement;
final IErlModule module =
ErlangEngine.getInstance().getModelUtilService().getModule(element);
final AbstractErlangEditor editor = (AbstractErlangEditor) editorPart;
if (module.equals(editor.getModule())) {
return editorPart;
}
}
}
final IEditorInput input = getEditorInput(inputElement);
if (input != null) {
for (final IEditorPart editorPart : allErlangEditors) {
if (editorPart.getEditorInput().equals(input)) {
return editorPart;
}
}
}
return null;
}
@Override
protected IInformationControl doCreateInformationControl(final Shell parent) {
if (BrowserInformationControl.isAvailable(parent)) {
final ToolBarManager tbm = new ToolBarManager(SWT.FLAT);
final String font = JFaceResources.DIALOG_FONT;
final BrowserInformationControl control = new BrowserInformationControl(parent, font, tbm);
final PresenterControlCreator.BackAction backAction =
new PresenterControlCreator.BackAction(control);
backAction.setEnabled(false);
tbm.add(backAction);
final PresenterControlCreator.ForwardAction forwardAction =
new PresenterControlCreator.ForwardAction(control);
tbm.add(forwardAction);
forwardAction.setEnabled(false);
final PresenterControlCreator.ShowInEdocViewAction showInEdocViewAction =
new PresenterControlCreator.ShowInEdocViewAction(control);
tbm.add(showInEdocViewAction);
final OpenDeclarationAction openDeclarationAction =
new OpenDeclarationAction(control, editor);
tbm.add(openDeclarationAction);
final SimpleSelectionProvider selectionProvider = new SimpleSelectionProvider();
final OpenEdocInExternalBrowserAction openEdocInExternalBrowserAction =
new OpenEdocInExternalBrowserAction(editor.getSite(), null);
openEdocInExternalBrowserAction.setSpecialSelectionProvider(selectionProvider);
selectionProvider.addSelectionChangedListener(openEdocInExternalBrowserAction);
final ImageDescriptor descriptor = ErlideImage.OBJS_EXTERNALBROWSER.getDescriptor();
openEdocInExternalBrowserAction.setImageDescriptor(descriptor);
openEdocInExternalBrowserAction.setDisabledImageDescriptor(descriptor);
selectionProvider.setSelection(new StructuredSelection());
tbm.add(openEdocInExternalBrowserAction);
// OpenExternalBrowserAction openExternalJavadocAction = new
// OpenExternalBrowserAction(
// parent.getDisplay(), selectionProvider);
// selectionProvider
// .addSelectionChangedListener(openExternalJavadocAction);
// selectionProvider.setSelection(new
// StructuredSelection());
// tbm.add(openExternalJavadocAction);
final IInputChangedListener inputChangeListener =
new IInputChangedListener() {
@Override
public void inputChanged(final Object newInput) {
backAction.update();
forwardAction.update();
if (newInput == null) {
selectionProvider.setSelection(new StructuredSelection());
} else if (newInput instanceof BrowserInformationControlInput) {
final BrowserInformationControlInput input =
(BrowserInformationControlInput) newInput;
final Object inputElement = input.getInputElement();
selectionProvider.setSelection(new StructuredSelection(inputElement));
final boolean hasInputElement = inputElement != null;
showInEdocViewAction.setEnabled(hasInputElement);
openDeclarationAction.setEnabled(hasInputElement);
openEdocInExternalBrowserAction.setInput(newInput);
openEdocInExternalBrowserAction.setEnabled(hasInputElement);
}
}
};
control.addInputChangeListener(inputChangeListener);
tbm.update(true);
control.addLocationListener(new HandleEdocLinksLocationListener(control));
return control;
}
return new DefaultInformationControl(
parent, EditorsUI.getTooltipAffordanceString(), new ErlInformationPresenter(true));
}
