Java tutorial
/******************************************************************************* * 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.propertieseditor; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; import java.util.Properties; import java.util.regex.Pattern; import org.eclipse.core.resources.IFile; import org.eclipse.core.runtime.CoreException; import org.eclipse.core.runtime.IProgressMonitor; import org.eclipse.core.runtime.QualifiedName; import org.eclipse.jface.action.IAction; import org.eclipse.jface.text.IRegion; import org.eclipse.jface.text.ITextOperationTarget; import org.eclipse.jface.viewers.CellEditor; import org.eclipse.jface.viewers.ICellEditorListener; import org.eclipse.jface.viewers.ICellModifier; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.viewers.TextCellEditor; import org.eclipse.osgi.util.NLS; import org.eclipse.swt.SWT; import org.eclipse.swt.events.KeyAdapter; import org.eclipse.swt.events.KeyEvent; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.graphics.Font; import org.eclipse.swt.graphics.FontData; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.TableItem; import org.eclipse.ui.IEditorInput; import org.eclipse.ui.IEditorSite; import org.eclipse.ui.IFileEditorInput; import org.eclipse.ui.IPropertyListener; import org.eclipse.ui.IWorkbenchPartSite; import org.eclipse.ui.PartInitException; import org.eclipse.ui.actions.ActionFactory; import org.eclipse.ui.forms.events.ExpansionEvent; import org.eclipse.ui.forms.events.IExpansionListener; import org.eclipse.ui.forms.widgets.ExpandableComposite; import org.eclipse.ui.texteditor.IDocumentProvider; import org.eclipse.ui.texteditor.ITextEditor; import org.eclipse.ui.texteditor.ITextEditorActionConstants; import org.jboss.tools.common.meta.action.XAction; import org.jboss.tools.common.meta.action.XActionInvoker; import org.jboss.tools.common.meta.action.impl.XEntityDataImpl; import org.jboss.tools.common.model.XModelException; import org.jboss.tools.common.model.XModelFactory; import org.jboss.tools.common.model.XModelObject; import org.jboss.tools.common.model.impl.XModelObjectImpl; import org.jboss.tools.common.model.ui.ModelUIPlugin; import org.jboss.tools.common.model.ui.action.CommandBar; import org.jboss.tools.common.model.ui.action.XMenuInvoker; import org.jboss.tools.common.model.ui.attribute.XAttributeSupport; import org.jboss.tools.common.model.ui.attribute.adapter.DefaultValueAdapter; import org.jboss.tools.common.model.ui.messages.UIMessages; import org.jboss.tools.common.model.ui.objecteditor.XChildrenEditor; import org.jboss.tools.common.model.ui.texteditors.TextActionHelper; import org.jboss.tools.common.model.util.AbstractTableHelper; import org.jboss.tools.common.util.SwtUtil; public class PropertiesEditor extends XChildrenEditor implements ITextEditor, ITextOperationTarget { static final String ENT_PROPERTY = "AnyElementNew"; //$NON-NLS-1$ static final String ATTR_NAME = "name"; //$NON-NLS-1$ static final String ATTR_VALUE = "value"; //$NON-NLS-1$ static final String ATTR_ENABLED = "enabled"; //$NON-NLS-1$ XModelObject property = XModelFactory.getDefaultInstance().createModelObject(ENT_PROPERTY, null); XAttributeSupport nsupport = new XAttributeSupport(property, XEntityDataImpl.create(new String[][] { { ENT_PROPERTY, "yes" }, //$NON-NLS-1$ { ATTR_NAME, "no" }, //$NON-NLS-1$ }), true); XAttributeSupport vsupport = new XAttributeSupport(property, XEntityDataImpl.create(new String[][] { { ENT_PROPERTY, "yes" }, //$NON-NLS-1$ { ATTR_VALUE, "no" } //$NON-NLS-1$ })); ExpandableComposite filterComposite; Button caseSensitive = null; Button fake = null; private Label statistics; Composite panel = null; private ArrayList<String> actionMapping = new ArrayList<String>(); private Map<String, IAction> actions = new HashMap<String, IAction>(); private IEditorInput input; IEditorSite site; FPTableHelper pHelper; private QualifiedName filterOpenedId = new QualifiedName("", "filterOpened"); //$NON-NLS-1$ //$NON-NLS-2$ private QualifiedName nameFilterId = new QualifiedName("", "nameFilter"); //$NON-NLS-1$ //$NON-NLS-2$ private QualifiedName valueFilterId = new QualifiedName("", "valueFilter"); //$NON-NLS-1$ //$NON-NLS-2$ private QualifiedName isFilterExpressionId = new QualifiedName("", "isFilterExpression"); //$NON-NLS-1$ //$NON-NLS-2$ private QualifiedName isCaseSensitiveId = new QualifiedName("", "isCaseSensitiveId"); //$NON-NLS-1$ //$NON-NLS-2$ private boolean filterOpened = false; private boolean isFilterExpression = false; private boolean isCaseSensitive = false; PropertyChangeListener changeListener = null; public PropertiesEditor() { xtable.setMultiSelected(); setMnemonicEnabled(true); } protected AbstractTableHelper createHelper() { return pHelper = new FPTableHelper(this); } protected int[] getColumnWidthHints() { return new int[] { 10, 20 }; } protected boolean areUpDounActionsEnabled() { return true; } public Control createControl(Composite parent) { panel = new Composite(parent, SWT.NONE); GridLayout layout = new GridLayout(1, false); panel.setLayout(layout); if (!PropertiesCompoundEditor.isPropertiesFile(helper.getModelObject())) { Label label = new Label(panel, SWT.NONE); label.setForeground(Display.getDefault().getSystemColor(SWT.COLOR_RED)); label.setText(UIMessages.PROPERTIES_EDITOR_WRONG_FILE_WARNING); label.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); helper.setModelObject(null); } nsupport.getPropertyEditorAdapterByName(ATTR_NAME).setValue(pHelper.nameFilter); vsupport.getPropertyEditorAdapterByName(ATTR_VALUE).setValue(pHelper.valueFilter); ExpandableComposite g = filterComposite = new ExpandableComposite(panel, SWT.NONE); g.setText(UIMessages.PROPERTIES_EDITOR_FILTER); g.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); Composite g1 = new Composite(g, SWT.NONE); GridLayout l1 = new GridLayout(3, false); l1.horizontalSpacing = 10; l1.marginRight = 0; l1.marginHeight = 0; l1.verticalSpacing = 0; g1.setLayout(l1); g1.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); g.setClient(g1); g.setExpanded(filterOpened); g.addExpansionListener(new IExpansionListener() { public void expansionStateChanging(ExpansionEvent e) { } public void expansionStateChanged(ExpansionEvent e) { filterOpened = e.getState(); panel.update(); panel.layout(); } }); Composite ng = new Composite(g1, SWT.NONE); GridLayout nl = new GridLayout(2, false); nl.marginRight = 0; nl.marginHeight = 0; ng.setLayout(nl); ng.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); nsupport.fillComposite(ng); nsupport.addPropertyChangeListener(pHelper); Composite vg = new Composite(g1, SWT.NONE); GridLayout vl = new GridLayout(2, false); vl.marginHeight = 0; vg.setLayout(vl); vg.setLayoutData(new GridData(GridData.FILL_HORIZONTAL)); vsupport.fillComposite(vg); vsupport.addPropertyChangeListener(pHelper); createCaseSensitive(g1); statistics = new Label(g1, SWT.NONE); // statistics.setVisible(false); GridData d = new GridData(GridData.FILL_HORIZONTAL); d.horizontalSpan = 2; // d.heightHint = 1; statistics.setLayoutData(d); createRegExp(g1, g); Control c = super.createControl(panel); c.setLayoutData(new GridData(GridData.FILL_BOTH)); TMenuInvoker menu = new TMenuInvoker(); menu.setViewer(xtable.getViewer()); xtable.getViewer().getTable().addMouseListener(menu); getControl().addMouseListener(menu); xtable.getViewer().setColumnProperties(new String[] { "name", "value" }); xtable.getViewer().setCellModifier(new PCellModifier()); xtable.getViewer().setCellEditors(new CellEditor[] { nEditor = new TextCellEditor(xtable.getTable()), vEditor = new TextCellEditor(xtable.getTable()) }); nEditor.addListener(new ICellEditorListener() { @Override public void editorValueChanged(boolean oldValidState, boolean newValidState) { fireTableEditorChanged(nEditor); } @Override public void cancelEditor() { fireTableEditorChanged(nEditor); } @Override public void applyEditorValue() { } }); vEditor.addListener(new ICellEditorListener() { @Override public void editorValueChanged(boolean oldValidState, boolean newValidState) { fireTableEditorChanged(vEditor); } @Override public void cancelEditor() { fireTableEditorChanged(vEditor); } @Override public void applyEditorValue() { } }); xtable.getTable().addKeyListener(new KeyAdapter() { public void keyPressed(KeyEvent e) { if (e.keyCode == 13) { if (xtable.getViewer().isCellEditorActive()) { return; } if (bar.isEnabled(EDIT)) action(EDIT); } } }); return panel; } protected void fireTableEditorChanged(final TextCellEditor cEditor) { if (changeListener != null) { Display.getDefault().asyncExec(new Runnable() { public void run() { changeListener .propertyChange(new PropertyChangeEvent(cEditor, "value", "", cEditor.getValue())); } }); } } TextCellEditor nEditor = null; TextCellEditor vEditor = null; void createCaseSensitive(Composite g1) { caseSensitive = new Button(g1, SWT.CHECK); caseSensitive.setText("Case sensitive"); GridData fd = new GridData(); Font font = caseSensitive.getFont(); if (font != null) { FontData[] data = font.getFontData(); data[0].setHeight(data[0].getHeight() - 2); font = new Font(font.getDevice(), data); caseSensitive.setFont(font); SwtUtil.bindDisposal(font, caseSensitive); } caseSensitive.setLayoutData(fd); caseSensitive.setSelection(isCaseSensitive); caseSensitive.addSelectionListener(new SelectionListener() { public void widgetSelected(SelectionEvent e) { isCaseSensitive = caseSensitive.getSelection(); pHelper.applyFilters(); refresh(); } public void widgetDefaultSelected(SelectionEvent e) { widgetSelected(e); } }); } void createRegExp(Composite g1, final ExpandableComposite g) { fake = new Button(g1, SWT.CHECK); fake.setText(UIMessages.PROPERTIES_EDITOR_EXPRESSION); GridData fd = new GridData(); // fd.widthHint = convertHorizontalDLUsToPixels(g1, IDialogConstants.BUTTON_WIDTH); Font font = fake.getFont(); if (font != null) { FontData[] data = font.getFontData(); data[0].setHeight(data[0].getHeight() - 2); font = new Font(font.getDevice(), data); fake.setFont(font); SwtUtil.bindDisposal(font, fake); } fake.setLayoutData(fd); fake.setSelection(isFilterExpression); fake.addSelectionListener(new SelectionListener() { public void widgetSelected(SelectionEvent e) { isFilterExpression = fake.getSelection(); pHelper.applyFilters(); // if(fake.getSelection()) { // g.setText(UIMessages.PROPERTIES_EDITOR_FILTER); // } else { // g.setText(UIMessages.PROPERTIES_EDITOR_FILTER_SIMPLE); // g.layout(); // } refresh(); } public void widgetDefaultSelected(SelectionEvent e) { widgetSelected(e); } }); } protected void setMargins(CommandBar bar) { bar.getLayout().setMargins(10, 10, 0, 10); } protected Color getItemColor(int i) { XModelObject o = helper.getModelObject(i); String duplicate = o.get(XModelObjectImpl.DUPLICATE); if (duplicate != null && duplicate.length() > 0) return RED_COLOR; boolean disabled = "no".equals(o.getAttributeValue(ATTR_ENABLED)); //$NON-NLS-1$ return ((disabled) ? GREYED_COLOR : DEFAULT_COLOR); } protected String getAddActionPath() { return "CreateActions.CreateProperty"; //$NON-NLS-1$ } protected void edit() { XModelObject o = helper.getModelObject(xtable.getSelectionIndex()); if (o != null) callAction(o, "Properties.Edit"); //$NON-NLS-1$ } public class TMenuInvoker extends XMenuInvoker { public XModelObject getSelectedModelObject() { int i = ((TableViewer) viewer).getTable().getSelectionIndex(); if (i < 0) return null; return helper.getModelObject(i); } } ///ITextEditor public IDocumentProvider getDocumentProvider() { return null; } public void close(boolean save) { } public boolean isEditable() { return false; } public void doRevertToSaved() { } public void setAction(String actionID, IAction action) { actions.put(actionID, action); } public IAction getAction(String actionId) { return actions.get(actionId); } public void setActionActivationCode(String actionId, char activationCharacter, int activationKeyCode, int activationStateMask) { } public void removeActionActivationCode(String actionId) { } public boolean showsHighlightRangeOnly() { return false; } public void showHighlightRangeOnly(boolean showHighlightRangeOnly) { } public void setHighlightRange(int offset, int length, boolean moveCursor) { } public IRegion getHighlightRange() { return null; } public void resetHighlightRange() { } public void selectAndReveal(int offset, int length) { } public IEditorInput getEditorInput() { return input; } public IEditorSite getEditorSite() { return site; } public void init(IEditorSite site, IEditorInput input) throws PartInitException { this.site = site; this.input = input; if (input instanceof IFileEditorInput) { IFile f = ((IFileEditorInput) input).getFile(); loadPreferences(f); } } void loadPreferences(IFile f) { if (f == null || !f.exists()) return; try { filterOpened = "true".equals(f.getPersistentProperty(filterOpenedId)); //$NON-NLS-1$ pHelper.nameFilter = f.getPersistentProperty(nameFilterId); pHelper.valueFilter = f.getPersistentProperty(valueFilterId); if (pHelper.nameFilter == null) pHelper.nameFilter = ""; //$NON-NLS-1$ if (pHelper.valueFilter == null) pHelper.valueFilter = ""; //$NON-NLS-1$ isFilterExpression = "true".equals(f.getPersistentProperty(isFilterExpressionId)); //$NON-NLS-1$ isCaseSensitive = "true".equals(f.getPersistentProperty(isCaseSensitiveId)); //$NON-NLS-1$ } catch (CoreException e) { //ignore } } void savePreferences(IFile f) { if (f == null || !f.exists()) return; try { f.setPersistentProperty(filterOpenedId, "" + filterOpened); //$NON-NLS-1$ f.setPersistentProperty(nameFilterId, pHelper.nameFilter); f.setPersistentProperty(valueFilterId, "" + pHelper.valueFilter); //$NON-NLS-1$ f.setPersistentProperty(isFilterExpressionId, "" + isFilterExpression); //$NON-NLS-1$ f.setPersistentProperty(isCaseSensitiveId, "" + isCaseSensitive); //$NON-NLS-1$ } catch (CoreException e) { //ignore } } public void addPropertyListener(IPropertyListener listener) { } public void createPartControl(Composite parent) { createControl(parent); createActions(); } public IWorkbenchPartSite getSite() { return site; } public String getTitle() { return null; } public Image getTitleImage() { return null; } public String getTitleToolTip() { return null; } public void removePropertyListener(IPropertyListener listener) { } public void setFocus() { if (xtable == null || !xtable.isActive()) return; xtable.getTable().setFocus(); } public Object getAdapter(Class adapter) { if (ITextOperationTarget.class.equals(adapter)) return this; return null; } public void doSave(IProgressMonitor monitor) { } public void doSaveAs() { } public boolean isDirty() { return (nEditor != null && nEditor.isActivated() && nEditor.isDirty()) || (vEditor != null && vEditor.isActivated() && vEditor.isDirty()); } public boolean isSaveAsAllowed() { return false; } public boolean isSaveOnCloseNeeded() { return false; } public boolean canDoOperation(int operation) { // Collection actions = this.actions.values(); // Iterator i = actions.iterator(); // IAction action; // while (i.hasNext()) { // action = (IAction)i.next(); // } return true; } public void doOperation(int operation) { if (operation > actionMapping.size()) { ModelUIPlugin.getPluginLog() .logError(new IllegalArgumentException("Can not find global action with index: " + operation)); //$NON-NLS-1$ } else { String globalAction = (String) actionMapping.get(operation); doGlobalAction(globalAction); } } protected void createActions() { actionMapping.add(null); actionMapping.add(ITextOperationTarget.UNDO, ActionFactory.UNDO.getId()); actionMapping.add(ITextOperationTarget.REDO, ActionFactory.REDO.getId()); actionMapping.add(ITextOperationTarget.CUT, ActionFactory.CUT.getId()); actionMapping.add(ITextOperationTarget.COPY, ActionFactory.COPY.getId()); actionMapping.add(ITextOperationTarget.PASTE, ActionFactory.PASTE.getId()); actionMapping.add(ITextOperationTarget.DELETE, ActionFactory.DELETE.getId()); actionMapping.add(ITextOperationTarget.SELECT_ALL, ActionFactory.SELECT_ALL.getId()); actionMapping.add(ITextOperationTarget.SHIFT_RIGHT, ITextEditorActionConstants.SHIFT_RIGHT); actionMapping.add(ITextOperationTarget.SHIFT_LEFT, ITextEditorActionConstants.SHIFT_LEFT); actionMapping.add(ITextOperationTarget.PRINT, ActionFactory.PRINT.getId()); TextActionHelper.addCutAction(this); TextActionHelper.addCopyAction(this); TextActionHelper.addPasteAction(this); TextActionHelper.addDeleteAction(this); } public void doGlobalAction(String actionName) { if (nEditor != null && nEditor.isActivated()) { if (ITextEditorActionConstants.CUT.equals(actionName)) { nEditor.performCut(); } else if (ITextEditorActionConstants.COPY.equals(actionName)) { nEditor.performCopy(); } else if (ITextEditorActionConstants.PASTE.equals(actionName)) { nEditor.performPaste(); } return; } if (vEditor != null && vEditor.isActivated()) { if (ITextEditorActionConstants.CUT.equals(actionName)) { vEditor.performCut(); } else if (ITextEditorActionConstants.COPY.equals(actionName)) { vEditor.performCopy(); } else if (ITextEditorActionConstants.PASTE.equals(actionName)) { vEditor.performPaste(); } return; } if (nsupport.doGlobalAction(actionName)) ; if (vsupport.doGlobalAction(actionName)) ; if (ITextEditorActionConstants.DELETE.equals(actionName)) { action(XChildrenEditor.DELETE); } else if (ITextEditorActionConstants.COPY.equals(actionName)) { doXActionCopy(); } else if (ITextEditorActionConstants.PASTE.equals(actionName)) { doXActionPaste(); } } private void doXActionCopy() { if (xtable == null || xtable.getTable() == null || xtable.getTable().isDisposed() || !xtable.getTable().isFocusControl()) { return; } ISelection selection = getSelectionProvider().getSelection(); if (selection == null || selection.isEmpty() || !(selection instanceof StructuredSelection)) return; StructuredSelection ss = (StructuredSelection) selection; if (!(ss.getFirstElement() instanceof XModelObject)) return; XModelObject object = (XModelObject) ss.getFirstElement(); XModelObject[] os = null; if (ss.size() > 1) { os = new XModelObject[ss.size()]; Iterator it = ss.iterator(); for (int i = 0; i < os.length; i++) os[i] = (XModelObject) it.next(); } invokeXAction(XAction.COPY, object, os); } private void doXActionPaste() { if (xtable == null || xtable.getTable() == null || xtable.getTable().isDisposed() || !xtable.getTable().isFocusControl()) { return; } invokeXAction(XAction.PASTE, helper.getModelObject(), null); } private void invokeXAction(String actionPath, XModelObject object, XModelObject[] os) { XAction action = XActionInvoker.getAction(actionPath, object); if (action == null) return; if (os == null) { if (!action.isEnabled(object)) return; XActionInvoker.invoke(actionPath, object, new Properties()); } else { if (!action.isEnabled(object, os)) return; XActionInvoker.invoke(actionPath, object, os, new Properties()); } } public void refresh() { xtable.update(); updateBar(); validateStatistics(); } void validateStatistics() { if (!PropertiesCompoundEditor.isPropertiesFile(helper.getModelObject())) { return; } int filtered = pHelper.filteredChildren.length; int total = pHelper.getModelObject().getChildren().length; boolean errors = pHelper.compileError.length() > 0; // boolean visible = (filtered != total || errors); // boolean mod = visible != statistics.isVisible(); // if(mod) { // statistics.setVisible(visible); // GridData d = (GridData)statistics.getLayoutData(); // d.heightHint = visible ? SWT.DEFAULT : 1; // } if (!isFilterExpression) { statistics.setText(UIMessages.PROPERTIES_EDITOR_FILTER_SIMPLE); } else if (errors) { statistics.setText(pHelper.compileError); } else { statistics.setText(""); } if (filtered != total) { filterComposite.setText(UIMessages.PROPERTIES_EDITOR_FILTER + " " + NLS.bind(UIMessages.PROPERTIES_EDITOR_FILTER_MATCHES, filtered, total)); } else { filterComposite.setText(UIMessages.PROPERTIES_EDITOR_FILTER); } filterComposite.layout(); statistics.update(); panel.update(); panel.layout(); panel.getParent().update(); panel.getParent().layout(); } public void dispose() { super.dispose(); if (input instanceof IFileEditorInput) { IFile f = ((IFileEditorInput) input).getFile(); savePreferences(f); } } } class PCellModifier implements ICellModifier { public boolean canModify(Object element, String property) { if (element instanceof XModelObject) { XModelObject o = (XModelObject) element; if (o.getModelEntity().getAttribute(property) != null) { return o.isAttributeEditable(property); } } return false; } public Object getValue(Object element, String property) { if (element instanceof XModelObject) { XModelObject o = (XModelObject) element; if (o.getModelEntity().getAttribute(property) != null) { return o.getAttributeValue(property); } } return null; } public void modify(Object element, String property, Object value) { if (element instanceof TableItem) { TableItem t = (TableItem) element; element = t.getData(); } if (element instanceof XModelObject && value != null) { XModelObject o = (XModelObject) element; if (o.getModelEntity().getAttribute(property) != null) { try { o.getModel().editObjectAttribute(o, property, value.toString()); } catch (XModelException e) { ModelUIPlugin.getDefault().logError(e); } } } } } class FPTableHelper extends AbstractTableHelper implements PropertyChangeListener { PropertiesEditor pe; String nameFilter = ""; //$NON-NLS-1$ String valueFilter = ""; //$NON-NLS-1$ String compileError = ""; //$NON-NLS-1$ XModelObject[] filteredChildren = new XModelObject[0]; long ts = -1; public void setModelObject(XModelObject object) { super.setModelObject(object); } void applyFilters() { ts = object == null ? -1 : object.getTimeStamp(); compileError = ""; //$NON-NLS-1$ if (object == null) { filteredChildren = new XModelObject[0]; } else if (nameFilter.length() == 0 && valueFilter.length() == 0) { filteredChildren = object.getChildren(); } else { boolean isCaseSensitive = pe.caseSensitive.getSelection(); filteredChildren = object.getChildren(); Pattern pn = null, pv = null; if (nameFilter.length() > 0) try { pn = Pattern.compile(convertToRegExp(nameFilter, pe.fake.getSelection(), isCaseSensitive)); } catch (Exception e) { compileError = NLS.bind(UIMessages.PROPERTIES_EDITOR_ILLEGAL_NAME_EXPRESSION, e.getMessage()); return; } if (valueFilter.length() > 0) try { pv = Pattern.compile(convertToRegExp(valueFilter, pe.fake.getSelection(), isCaseSensitive)); } catch (Exception e) { compileError = NLS.bind(UIMessages.PROPERTIES_EDITOR_ILLEGAL_VALUE_EXPRESSION, e.getMessage()); return; } XModelObject[] children = object.getChildren(); List<XModelObject> list = new ArrayList<XModelObject>(); for (XModelObject c : children) { String n = checkCase(c.getAttributeValue(PropertiesEditor.ATTR_NAME), isCaseSensitive); String v = checkCase(c.getAttributeValue(PropertiesEditor.ATTR_VALUE), isCaseSensitive); if (pn != null && !pn.matcher(n).find()) { continue; } if (pv != null && !pv.matcher(v).find()) { continue; } list.add(c); } filteredChildren = list.toArray(new XModelObject[0]); } } public FPTableHelper(PropertiesEditor pe) { this.pe = pe; } public int size() { if (object == null) return 0; if (ts != object.getTimeStamp()) { applyFilters(); } return filteredChildren.length; } public XModelObject getModelObject(int r) { if (object == null) return null; if (ts != object.getTimeStamp()) { applyFilters(); } XModelObject[] cs = filteredChildren; return (r < 0 || r >= cs.length) ? null : cs[r]; } public String[] getHeader() { return new String[] { "name", "value" }; //$NON-NLS-1$ //$NON-NLS-2$ } public void propertyChange(PropertyChangeEvent evt) { if (evt.getSource() instanceof DefaultValueAdapter) { DefaultValueAdapter a = (DefaultValueAdapter) evt.getSource(); String name = a.getAttribute().getName(); if (PropertiesEditor.ATTR_NAME.equals(name)) { nameFilter = "" + evt.getNewValue(); //$NON-NLS-1$ } else if (PropertiesEditor.ATTR_VALUE.equals(name)) { valueFilter = "" + evt.getNewValue(); //$NON-NLS-1$ } applyFilters(); pe.refresh(); } } static String ESCAPE = "()[]{}+.!@#$%^&"; static String checkCase(String s, boolean isCaseSensitive) { return isCaseSensitive ? s : s.toLowerCase(); } static String convertToRegExp(String filter, boolean isRegExp, boolean isCaseSensitive) { if (filter == null || filter.length() == 0) return ""; filter = checkCase(filter, isCaseSensitive); if (isRegExp) return filter; StringBuffer sb = new StringBuffer(); for (int i = 0; i < filter.length(); i++) { char ch = filter.charAt(i); if (ch == '?') { sb.append("."); } else if (ch == '*') { sb.append(".*"); } else if (ESCAPE.indexOf(ch) >= 0) { sb.append('\\').append(ch); } else if (ch == '\\') { if (i >= filter.length() - 1) { sb.append("\\\\"); } else { char c = filter.charAt(i + 1); if (c == '*' || c == '?' || c == '\\') { sb.append('\\').append(c); i++; } else { sb.append("\\\\"); } } } else { sb.append(ch); } } return sb.toString(); } }