| /******************************************************************************* |
| * Copyright (c) 2015 QNX Software Systems and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * QNX Software Systems - Initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.cdt.internal.qt.ui.editor; |
| |
| import java.io.File; |
| |
| import javax.script.ScriptException; |
| |
| import org.eclipse.cdt.internal.qt.ui.Activator; |
| import org.eclipse.cdt.internal.qt.ui.actions.OpenDeclarationsAction; |
| import org.eclipse.cdt.qt.core.IQMLAnalyzer; |
| import org.eclipse.cdt.ui.CUIPlugin; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.preference.IPreferenceStore; |
| import org.eclipse.jface.text.BadLocationException; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IDocumentExtension3; |
| import org.eclipse.jface.text.IRegion; |
| import org.eclipse.jface.text.Region; |
| import org.eclipse.jface.text.source.DefaultCharacterPairMatcher; |
| import org.eclipse.jface.text.source.ICharacterPairMatcher; |
| import org.eclipse.jface.util.PropertyChangeEvent; |
| import org.eclipse.ui.IFileEditorInput; |
| import org.eclipse.ui.editors.text.EditorsUI; |
| import org.eclipse.ui.editors.text.TextEditor; |
| import org.eclipse.ui.texteditor.ChainedPreferenceStore; |
| import org.eclipse.ui.texteditor.SourceViewerDecorationSupport; |
| |
| /** |
| * Basic editor for QML. Thus far has only syntax highlighting capabilities. |
| */ |
| public class QMLEditor extends TextEditor { |
| public static final String EDITOR_ID = "org.eclipse.cdt.qt.ui.QMLEditor"; //$NON-NLS-1$ |
| |
| public static final String BRACKET_MATCHING_COLOR_PREFERENCE = "org.eclipse.cdt.qt.ui.qmlMatchingBracketsColor"; //$NON-NLS-1$ |
| private static final String BRACKET_MATCHING_PREFERENCE = "org.eclipse.cdt.qt.ui.qmlMatchingBrackets"; //$NON-NLS-1$ |
| private static final char[] BRACKETS = { '{', '}', '(', ')', '[', ']' }; |
| |
| private final IQMLAnalyzer analyzer = Activator.getService(IQMLAnalyzer.class); |
| |
| @Override |
| protected void initializeEditor() { |
| super.initializeEditor(); |
| IPreferenceStore prefStore = new ChainedPreferenceStore(new IPreferenceStore[] { |
| Activator.getDefault().getPreferenceStore(), CUIPlugin.getDefault().getPreferenceStore(), |
| CUIPlugin.getDefault().getCorePreferenceStore(), EditorsUI.getPreferenceStore() }); |
| setPreferenceStore(prefStore); |
| setSourceViewerConfiguration(new QMLSourceViewerConfiguration(this, prefStore)); |
| } |
| |
| @Override |
| protected void handlePreferenceStoreChanged(PropertyChangeEvent event) { |
| ((QMLSourceViewerConfiguration) getSourceViewerConfiguration()).handlePreferenceStoreChanged(event); |
| super.handlePreferenceStoreChanged(event); |
| } |
| |
| @Override |
| protected boolean affectsTextPresentation(PropertyChangeEvent event) { |
| if (((QMLSourceViewerConfiguration) getSourceViewerConfiguration()).affectsTextPresentation(event)) { |
| return true; |
| } else { |
| return super.affectsTextPresentation(event); |
| } |
| } |
| |
| @Override |
| public void doSave(IProgressMonitor progressMonitor) { |
| IFileEditorInput fileInput = (IFileEditorInput) getEditorInput(); |
| String fileName = new File(fileInput.getFile().getLocationURI()).getAbsolutePath(); |
| IDocument document = getSourceViewer().getDocument(); |
| |
| if (analyzer != null && analyzer.isSupported()) { |
| try { |
| analyzer.deleteFile(fileName); |
| analyzer.addFile(fileName, document.get()); |
| } catch (NoSuchMethodException e) { |
| Activator.log(e); |
| } catch (ScriptException e) { |
| Activator.log(e); |
| } |
| } |
| super.doSave(progressMonitor); |
| } |
| |
| @Override |
| protected void configureSourceViewerDecorationSupport(SourceViewerDecorationSupport support) { |
| super.configureSourceViewerDecorationSupport(support); |
| |
| // Setup bracket matching with default color being gray |
| ICharacterPairMatcher matcher = new DefaultCharacterPairMatcher(BRACKETS, |
| IDocumentExtension3.DEFAULT_PARTITIONING); |
| support.setCharacterPairMatcher(matcher); |
| support.setMatchingCharacterPainterPreferenceKeys(BRACKET_MATCHING_PREFERENCE, |
| BRACKET_MATCHING_COLOR_PREFERENCE); |
| |
| IPreferenceStore store = Activator.getDefault().getPreferenceStore(); |
| store.setDefault(BRACKET_MATCHING_PREFERENCE, true); |
| store.setDefault(BRACKET_MATCHING_COLOR_PREFERENCE, "155,155,155"); //$NON-NLS-1$ |
| } |
| |
| @Override |
| protected void createActions() { |
| super.createActions(); |
| |
| IAction action = new OpenDeclarationsAction(); |
| action.setActionDefinitionId(IQMLEditorActionDefinitionIds.OPEN_DECLARATION); |
| setAction(OpenDeclarationsAction.ID, action); |
| } |
| |
| public static IRegion findWord(IDocument document, int offset) { |
| int start = -2; |
| int end = -1; |
| |
| try { |
| int pos = offset; |
| char c; |
| |
| while (--pos >= 0) { |
| c = document.getChar(pos); |
| if (!Character.isJavaIdentifierPart(c)) { |
| break; |
| } |
| } |
| |
| start = pos; |
| |
| pos = offset; |
| int length = document.getLength(); |
| |
| while (pos < length) { |
| c = document.getChar(pos); |
| if (!Character.isJavaIdentifierPart(c)) |
| break; |
| ++pos; |
| } |
| |
| end = pos; |
| } catch (BadLocationException x) { |
| } |
| |
| if (start >= -1 && end > -1) { |
| if (start == offset && end == offset) |
| return new Region(offset, 0); |
| else if (start == offset) |
| return new Region(start, end - start); |
| else |
| return new Region(start + 1, end - start - 1); |
| } |
| |
| return null; |
| } |
| |
| } |