Author: scabanovich Date: 2011-12-08 19:57:01 -0500 (Thu, 08 Dec 2011) New Revision: 37139 Removed: trunk/common/plugins/org.jboss.tools.common.model.ui/src/org/jboss/tools/common/model/ui/texteditors/TextEditorComponent.java Log: JBIDE-10220 https://issues.jboss.org/browse/JBIDE-10220 Dead class TextEditorComponent removed. Deleted: trunk/common/plugins/org.jboss.tools.common.model.ui/src/org/jboss/tools/common/model/ui/texteditors/TextEditorComponent.java =================================================================== --- trunk/common/plugins/org.jboss.tools.common.model.ui/src/org/jboss/tools/common/model/ui/texteditors/TextEditorComponent.java 2011-12-09 00:32:45 UTC (rev 37138) +++ trunk/common/plugins/org.jboss.tools.common.model.ui/src/org/jboss/tools/common/model/ui/texteditors/TextEditorComponent.java 2011-12-09 00:57:01 UTC (rev 37139) @@ -1,331 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc. - * Distributed under license by Red Hat, Inc. All rights reserved. - * This program is made available under the terms of the - * Eclipse Public License v1.0 which accompanies this distribution, - * and is available at http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Exadel, Inc. and Red Hat, Inc. - initial API and implementation - ******************************************************************************/ -package org.jboss.tools.common.model.ui.texteditors; - -import java.util.HashMap; -import java.util.Map; - -import org.eclipse.jdt.internal.ui.preferences.OverlayPreferenceStore; -import org.eclipse.jface.action.IAction; -import org.eclipse.jface.action.IMenuListener; -import org.eclipse.jface.preference.IPreferenceStore; -import org.eclipse.jface.preference.PreferenceConverter; -import org.eclipse.jface.resource.JFaceResources; -import org.eclipse.jface.text.BadLocationException; -import org.eclipse.jface.text.Document; -import org.eclipse.jface.text.IDocument; -import org.eclipse.jface.text.IDocumentPartitioner; -import org.eclipse.jface.text.ITextListener; -import org.eclipse.jface.text.TextEvent; -import org.eclipse.jface.text.source.ISourceViewer; -import org.eclipse.jface.text.source.SourceViewer; -import org.eclipse.jface.text.source.SourceViewerConfiguration; -import org.eclipse.swt.SWT; -import org.eclipse.swt.custom.ST; -import org.eclipse.swt.custom.StyledText; -import org.eclipse.swt.events.KeyAdapter; -import org.eclipse.swt.events.KeyEvent; -import org.eclipse.swt.events.MouseAdapter; -import org.eclipse.swt.events.MouseEvent; -import org.eclipse.swt.graphics.Color; -import org.eclipse.swt.graphics.RGB; -import org.eclipse.swt.widgets.Composite; -import org.eclipse.swt.widgets.Control; -import org.eclipse.swt.widgets.Display; -import org.eclipse.ui.IEditorPart; -import org.eclipse.ui.texteditor.AbstractTextEditor; -import org.eclipse.ui.texteditor.IStatusField; -import org.eclipse.ui.texteditor.ITextEditorActionConstants; -import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds; -import org.eclipse.ui.texteditor.ITextEditorExtension; -import org.eclipse.ui.texteditor.TextNavigationAction; -import org.jboss.tools.common.model.XModelException; -import org.jboss.tools.common.model.XModelObject; -import org.jboss.tools.common.model.filesystems.impl.FileAnyImpl; -import org.jboss.tools.common.model.ui.ModelUIPlugin; -import org.jboss.tools.common.model.util.XModelObjectCache; - -public class TextEditorComponent implements ITextListener, ITextEditorExtension { - protected XModelObjectCache object = null; - protected IDocument document = null; - protected IDocumentPartitioner partitioner = null; - protected SourceViewer preview = null; - protected boolean lock = false; - protected IEditorPart editorPart = null; - - public TextEditorComponent() { - init(); - } - - protected void init() {} - - public void setEditorPart(IEditorPart editorPart) { - this.editorPart = editorPart; - } - - public Control createControl(Composite container) { - return createPreviewer(container); - } - - public Control getControl() { - return preview.getControl(); - } - - public void setObject (XModelObject object) { - this.object = new XModelObjectCache(object); - update(); - } - - public XModelObject getModelObject() { - return (object == null) ? null : object.getObject(); - } - - private boolean modified = false; - - public void setModified(boolean set) { - modified = set; - } - - public boolean isModified() { - return modified; - } - - protected String loadContent() { - XModelObject o = getModelObject(); - String content = (o == null? "": o.get("body")); //$NON-NLS-1$ //$NON-NLS-2$ - content = (content == null ? "" : content); //$NON-NLS-1$ - return content; - } - - public void update() { - if(lock) return; - lock = true; - String content = loadContent(); - if(document != null && content.equals(getText())) { - lock = false; - return; - } - - if (partitioner != null) partitioner.disconnect(); - - document = new Document(content); - IDocumentPartitioner partitioner = createDocumentPartitioner(); - - partitioner.connect(document); - document.setDocumentPartitioner(partitioner); - - preview.setDocument(document); - setModified(false); - lock = false; - } - - protected IDocumentPartitioner createDocumentPartitioner() { - return null; - } - - protected SourceViewerConfiguration createSourceViewerConfiguration() { - return null; - } - - private Control createPreviewer(Composite parent) { - preview = new SourceViewer(parent, null, SWT.V_SCROLL | SWT.H_SCROLL | SWT.BORDER); - preview.configure(createSourceViewerConfiguration()); - preview.getTextWidget().setFont(JFaceResources.getFontRegistry().get(JFaceResources.TEXT_FONT)); -// preview.setEditable(false); - initializeViewerColors(preview); - update(); - preview.addTextListener((ITextListener) this); - preview.getControl().addMouseListener(new M()); - preview.getControl().addKeyListener(new K()); - createNavigationActions(); - return preview.getControl(); - } - - /** - * Initializes the given viewer's colors. - * - * @param viewer the viewer to be initialized - */ - private OverlayPreferenceStore overlay = null; - - private void initializeViewerColors(ISourceViewer viewer) { - if (overlay != null) { - StyledText styledText = viewer.getTextWidget(); - Color color = null; - if ( !overlay.getBoolean(AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT) ) { - color = createColor( - overlay, - AbstractTextEditor.PREFERENCE_COLOR_BACKGROUND, - styledText.getDisplay()); - } - styledText.setBackground(color); - } - } - - /** - * Creates a color from the information stored in the given preference store. - * Returns <code>null</code> if there is no such information available. - */ - private Color createColor(IPreferenceStore store, String key, Display display) { - RGB rgb = null; - if (store.contains(key)) { - if (store.isDefault(key)) { - rgb = PreferenceConverter.getDefaultColor(store, key); - } else { - rgb = PreferenceConverter.getColor(store, key); - } - } - return (rgb != null) ? new Color(display, rgb) : null; - } - - public String getText() { - String text = null; - if (document != null) text = document.get(); - return (text == null) ? "" : text; //$NON-NLS-1$ - } - - public void textChanged(TextEvent event) { - this.modified = true; - } - - public void save() { - if(lock || !modified) return; - lock = true; - try { - FileAnyImpl f = (FileAnyImpl)getModelObject(); - if(f != null) f.edit(getText()); - } catch (XModelException e) { - ModelUIPlugin.getPluginLog().logError(e); - } finally { - lock = false; - modified = false; - } - } - - public void setCursor(int line, int position) { - try { - int i = document.getLineOffset(line - 1) + position -1; - preview.setSelectedRange(i, 0); - } catch (BadLocationException e) { - //ignore - } - } - - //AbstractTextEditor - - protected void createNavigationActions() { - IAction action = new ToggleInsertModeAction(preview.getTextWidget()); - action.setActionDefinitionId(ITextEditorActionDefinitionIds.TOGGLE_OVERWRITE); - setAction(ITextEditorActionDefinitionIds.TOGGLE_OVERWRITE, action); - } - - public void setAction(String actionID, IAction action) { - if(editorPart == null) return; - editorPart.getSite().getKeyBindingService().registerAction(action); - } - - private Map<String,IStatusField> fStatusFields = new HashMap<String,IStatusField>(); - - protected IStatusField getStatusField(String category) { - if (category != null && fStatusFields != null) - return fStatusFields.get(category); - return null; - } - - public void setStatusField(IStatusField field, String category) { - if(field == null) { - fStatusFields.remove(category); - } else { - fStatusFields.put(category, field); - updateStatusField(category); - } - } - - public boolean isEditorInputReadOnly() { - XModelObject o = getModelObject(); - return o != null && !o.isObjectEditable(); - } - - public void addRulerContextMenuListener(IMenuListener listener) {} - - public void removeRulerContextMenuListener(IMenuListener listener) {} - - protected void handleCursorPositionChanged() { - updateStatusField(ITextEditorActionConstants.STATUS_CATEGORY_INPUT_POSITION); - updateStatusField(ITextEditorActionConstants.STATUS_CATEGORY_ELEMENT_STATE); - } - - protected void updateStatusField(String category) { - if (category == null) return; - IStatusField field = getStatusField(category); - if (field != null) { - String text = null; - if (ITextEditorActionConstants.STATUS_CATEGORY_INPUT_POSITION.equals(category)) - text = getCursorPosition(); - else if (ITextEditorActionConstants.STATUS_CATEGORY_ELEMENT_STATE.equals(category)) - text = isEditorInputReadOnly() ? "Read Only" : "Writable"; - else if (ITextEditorActionConstants.STATUS_CATEGORY_INPUT_MODE.equals(category)) - text = (!fOverwriting) ? "Insert" : "Overwrite"; - field.setText(text == null ? "" : text); //$NON-NLS-1$ - } - } - - protected String getCursorPosition() { - if (preview == null) return ""; //$NON-NLS-1$ - StyledText styledText = preview.getTextWidget(); - int caret = styledText.getCaretOffset(); - IDocument document= preview.getDocument(); - if (document == null) return ""; //$NON-NLS-1$ - try { - int line = document.getLineOfOffset(caret); - int lineOffset= document.getLineOffset(line); - int tabWidth= styledText.getTabs(); - int column= 0; - for (int i= lineOffset; i < caret; i++) - if ('\t' == document.getChar(i)) - column += tabWidth - (column % tabWidth); - else - column++; - return "" + (++line) + " : " + (++column); //$NON-NLS-1$ //$NON-NLS-2$ - - } catch (BadLocationException x) { - return ""; //$NON-NLS-1$ - } - } - - class K extends KeyAdapter { - public void keyPressed(KeyEvent e) { - handleCursorPositionChanged(); - } - } - class M extends MouseAdapter { - public void mouseUp(MouseEvent e) { - handleCursorPositionChanged(); - } - } - - private boolean fOverwriting = false; - class ToggleInsertModeAction extends TextNavigationAction { - public ToggleInsertModeAction(StyledText textWidget) { - super(textWidget, ST.TOGGLE_OVERWRITE); - } - public void run() { - super.run(); - fOverwriting = !fOverwriting; - handleInsertModeChanged(); - } - } - - protected void handleInsertModeChanged() { - updateStatusField(ITextEditorActionConstants.STATUS_CATEGORY_INPUT_MODE); - } - -}