Examples with IErlElement org.erlide.engine.model.IErlElement used on opensource projects

Example 41 with IErlElement

use of org.erlide.engine.model.IErlElement in project erlide_eclipse by erlang.

the class ErlangAbstractHandler method getTextSelection.

/**
 * Provide the text selection that is needed to execute the command. Default
 * implementation, extend to Erlang elements selected.
 *
 * @param document
 *            text {@link IDocument}
 * @param selection
 *            selection affected by command (extended by extendSelection)
 * @return new {@link ITextSelection} with all text up to selection
 */
protected ITextSelection getTextSelection(final IDocument document, final ITextSelection selection, final ITextEditor editor) {
    if (editor instanceof ErlangEditor) {
        final AbstractErlangEditor erlangEditor = (AbstractErlangEditor) editor;
        final IErlModule module = erlangEditor.getModule();
        if (module != null) {
            final int offset1 = selection.getOffset();
            final int offset2 = offset1 + selection.getLength();
            try {
                final IErlElement e1 = module.getElementAt(offset1);
                final IErlElement e2 = module.getElementAt(offset2);
                if (e1 instanceof ISourceReference) {
                    final ISourceReference ref1 = (ISourceReference) e1;
                    final ISourceRange r1 = ref1.getSourceRange();
                    final int offset = r1.getOffset();
                    int length = r1.getLength();
                    if (e1 == e2) {
                        final int docLength = document.getLength();
                        if (offset + length > docLength) {
                            length = docLength - offset;
                        }
                        return ErlangAbstractHandler.extendSelectionToWholeLines(document, new TextSelection(document, offset, length));
                    } else if (e2 == null) {
                        return ErlangAbstractHandler.extendSelectionToWholeLines(document, new TextSelection(document, offset, selection.getLength() + selection.getOffset() - offset));
                    } else if (e2 instanceof ISourceReference) {
                        final ISourceReference ref2 = (ISourceReference) e2;
                        final ISourceRange r2 = ref2.getSourceRange();
                        return ErlangAbstractHandler.extendSelectionToWholeLines(document, new TextSelection(document, offset, r2.getOffset() - offset + r2.getLength()));
                    }
                }
            } catch (final ErlModelException e) {
            }
        }
    }
    return ErlangAbstractHandler.extendSelectionToWholeLines(document, selection);
}

Example 42 with IErlElement

use of org.erlide.engine.model.IErlElement in project erlide_eclipse by erlang.

the class EditorUtility method isOpenInEditor.

/**
 * 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 = EditorUtility.getEditorInput(inputElement);
    if (input != null) {
        for (final IEditorPart editorPart : allErlangEditors) {
            if (editorPart.getEditorInput().equals(input)) {
                return editorPart;
            }
        }
    }
    return null;
}

Example 43 with IErlElement

use of org.erlide.engine.model.IErlElement in project erlide_eclipse by erlang.

the class SearchUtil method getSelectionScopeDescription.

public static String getSelectionScopeDescription(final ISelection selection) {
    if (selection instanceof IStructuredSelection) {
        final StringBuilder sb = new StringBuilder();
        final IStructuredSelection structuredSelection = (IStructuredSelection) selection;
        int i = 0;
        final List<?> list = structuredSelection.toList();
        if (list.isEmpty()) {
            return "";
        }
        for (final Object o : list) {
            String name;
            if (o instanceof IResource) {
                final IResource resource = (IResource) o;
                name = resource.getName();
            } else if (o instanceof IErlElement) {
                final IErlElement element = (IErlElement) o;
                name = element.getName();
            } else {
                continue;
            }
            sb.append('\'').append(name).append("', ");
            i++;
            if (i == 2) {
                break;
            }
        }
        if (structuredSelection.size() > 2) {
            return sb.append("...").toString();
        }
        return sb.substring(0, sb.length() - 2);
    }
    return "";
}

Example 44 with IErlElement

use of org.erlide.engine.model.IErlElement in project erlide_eclipse by erlang.

the class WranglerUtils method notifyErlide.

/**
 * Notifies Erlide about the changed files.
 *
 * @param changedFiles
 *            changed files
 */
public static void notifyErlide(final List<ChangedFile> changedFiles) {
    final IErlModel model = ErlangEngine.getInstance().getModel();
    for (final ChangedFile f : changedFiles) {
        IFile file;
        try {
            file = WranglerUtils.getFileFromPath(f.getNewPath());
            final IErlElement element = model.findElement(file);
            final IErlModule m = (IErlModule) element;
            m.resourceChanged(null);
            final IEditorPart editor = GlobalParameters.getEditor();
            if (editor instanceof ErlangEditor) {
                ((ErlangEditor) editor).resetAndCacheScannerAndParser();
            }
            model.notifyChange(m);
        } catch (final Exception e) {
            ErlLogger.error(e);
        }
    }
}

Example 45 with IErlElement

use of org.erlide.engine.model.IErlElement in project erlide_eclipse by erlang.

the class AddRefacHandler method checkType.

// check if the refactoring is elementary or composite
private RefacType checkType(final String callbackModule) {
    try {
        final IErlModule module = ErlangEngine.getInstance().getModel().findModule(callbackModule);
        final ScannerService scanner = module.getScanner();
        try {
            module.resetAndCacheScannerAndParser(null);
        } finally {
            scanner.dispose();
        }
        for (final IErlElement el : module.getChildrenOfKind(ErlElementKind.ATTRIBUTE)) {
            final IErlAttribute attr = (IErlAttribute) el;
            if ("behaviour".equals(attr.getName()) || "behavior".equals(attr.getName())) {
                if (attr.getValue().toString().contains("gen_refac")) {
                    return RefacType.ELEMENTARY;
                } else if (attr.getValue().toString().contains("gen_composite_refac")) {
                    return RefacType.COMPOSITE;
                }
            }
        }
        return null;
    } catch (final ErlModelException e) {
        return null;
    }
}