Java tutorial
/** * Copyright (C) 2010-2011 BonitaSoft S.A. * BonitaSoft, 31 rue Gustave Eiffel - 38000 Grenoble * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 2.0 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package org.bonitasoft.studio.properties.form.sections.actions.table; import org.bonitasoft.studio.common.ExpressionConstants; import org.bonitasoft.studio.common.properties.AbstractBonitaDescriptionSection; import org.bonitasoft.studio.common.widgets.MagicComposite; import org.bonitasoft.studio.expression.editor.filter.AvailableExpressionTypeFilter; import org.bonitasoft.studio.expression.editor.viewer.ExpressionCollectionViewer; import org.bonitasoft.studio.expression.editor.viewer.ExpressionViewer; import org.bonitasoft.studio.expression.editor.viewer.IExpressionModeListener; import org.bonitasoft.studio.form.properties.i18n.Messages; import org.bonitasoft.studio.model.expression.Expression; import org.bonitasoft.studio.model.expression.ExpressionFactory; import org.bonitasoft.studio.model.expression.ExpressionPackage; import org.bonitasoft.studio.model.expression.TableExpression; import org.bonitasoft.studio.model.form.AbstractTable; import org.bonitasoft.studio.model.form.FormPackage; import org.bonitasoft.studio.pics.Pics; import org.bonitasoft.studio.pics.PicsConstants; import org.bonitasoft.studio.properties.form.sections.actions.contributions.InitialValueExpressionFilter; import org.bonitasoft.studio.properties.form.sections.actions.contributions.OutputSectionContribution; import org.eclipse.core.runtime.IStatus; import org.eclipse.emf.databinding.EMFDataBindingContext; import org.eclipse.emf.databinding.edit.EMFEditObservables; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.edit.command.SetCommand; import org.eclipse.emf.transaction.TransactionalEditingDomain; import org.eclipse.jface.databinding.swt.SWTObservables; import org.eclipse.jface.databinding.viewers.ViewersObservables; import org.eclipse.jface.layout.GridDataFactory; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage; import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetWidgetFactory; /** * * @author Mickael Istria * */ public abstract class AbstractTableDataPropertySection extends AbstractBonitaDescriptionSection { /** * @author Baptiste Mesta something ugly but it works, use the contribution * in a normal section * */ final class OutputSectionContributionExtension extends OutputSectionContribution { @Override protected void bindWidgets() { } public void superBind() { super.bindWidgets(); } } protected EMFDataBindingContext dataBindingContext; protected AbstractTable lastKnownObject; private Button allowHtmlButton; protected OutputSectionContributionExtension contrib = new OutputSectionContributionExtension(); private Button useHorizontalHeader; private Button useVerticalHeader; private ExpressionViewer tableVerticalHeaders; private ExpressionViewer tableHorizontalHeaders; private Button topHeaderButton; private Button bottomHeaderButton; private Button leftHeaderButton; private Button rightHeaderButton; private ExpressionCollectionViewer tableViewer; private IExpressionModeListener expressionModeListener; private MagicComposite magicComposite; private Composite headersComposite; private Composite headersValueComposite; private InitialValueExpressionFilter initialValueExpressionFilter; public AbstractTableDataPropertySection() { } protected void refreshDataBinding() { disposeDataBinding(); if (tableViewer != null) { final AbstractTable table = getEObject(); if (initialValueExpressionFilter != null) { initialValueExpressionFilter.setWidget(table); } if (expressionModeListener != null) { tableViewer.removeExpressionModeListener(expressionModeListener); } expressionModeListener = new IExpressionModeListener() { public void useTable() { getEditingDomain().getCommandStack().execute(SetCommand.create(getEditingDomain(), table, FormPackage.Literals.ABSTRACT_TABLE__INITIALIZED_USING_CELLS, true)); tableViewer.setSelection(table.getTableExpression()); tableViewer.setEditingDomain(getEditingDomain()); magicComposite.show(headersComposite); magicComposite.hide(headersValueComposite); } public void useSimpleExpression() { getEditingDomain().getCommandStack().execute(SetCommand.create(getEditingDomain(), table, FormPackage.Literals.ABSTRACT_TABLE__INITIALIZED_USING_CELLS, false)); tableViewer.setSelection(table.getInputExpression()); tableViewer.setEditingDomain(getEditingDomain()); magicComposite.hide(headersComposite); magicComposite.show(headersValueComposite); } }; tableViewer.addExpressionModeListener(expressionModeListener); dataBindingContext = new EMFDataBindingContext(); dataBindingContext.bindValue(SWTObservables.observeSelection(allowHtmlButton), EMFEditObservables.observeValue(getEditingDomain(), table.getInputExpression(), ExpressionPackage.Literals.EXPRESSION__HTML_ALLOWED)); dataBindingContext.bindValue(SWTObservables.observeSelection(useHorizontalHeader), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__USE_HORIZONTAL_HEADER)); dataBindingContext.bindValue(SWTObservables.observeSelection(useVerticalHeader), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__USE_VERTICAL_HEADER)); dataBindingContext.bindValue(SWTObservables.observeSelection(topHeaderButton), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__FIRST_ROW_IS_HEADER)); dataBindingContext.bindValue(SWTObservables.observeSelection(leftHeaderButton), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__LEFT_COLUMN_IS_HEADER)); dataBindingContext.bindValue(SWTObservables.observeSelection(rightHeaderButton), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__RIGHT_COLUMN_IS_HEADER)); dataBindingContext.bindValue(SWTObservables.observeSelection(bottomHeaderButton), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__LAST_ROW_IS_HEADER)); dataBindingContext.bindValue(ViewersObservables.observeSingleSelection(tableVerticalHeaders), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__VERTICAL_HEADER_EXPRESSION)); dataBindingContext.bindValue(ViewersObservables.observeSingleSelection(tableHorizontalHeaders), EMFEditObservables.observeValue(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__HORIZONTAL_HEADER_EXPRESSION)); if (table.isInitializedUsingCells()) { tableViewer.setSelection(table.getTableExpression()); } else { tableViewer.setSelection(table.getInputExpression()); } } } protected void disposeDataBinding() { if (dataBindingContext != null) { dataBindingContext.dispose(); dataBindingContext = null; } } @Override public void createControls(Composite parent, TabbedPropertySheetPage aTabbedPropertySheetPage) { super.createControls(parent, aTabbedPropertySheetPage); parent.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create()); TabbedPropertySheetWidgetFactory widgetFactory = aTabbedPropertySheetPage.getWidgetFactory(); Composite mainComposite = widgetFactory.createComposite(parent); mainComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).create()); mainComposite.setLayout(new GridLayout(2, false)); allowHtmlButton = widgetFactory.createButton(mainComposite, Messages.GeneralSection_allowHTML, SWT.CHECK); allowHtmlButton.setLayoutData(GridDataFactory.fillDefaults().span(2, 1).create()); tableViewer = new ExpressionCollectionViewer(mainComposite, 0, false, 2, false, null, widgetFactory, getEditingDomain(), true, false, true); tableViewer.setLayoutData(GridDataFactory.fillDefaults().grab(true, true).span(2, 1).create()); tableViewer.addFilter(getExpressionViewerFilter()); tableViewer.addFilter(getExpressionViewerFilter()); magicComposite = new MagicComposite(mainComposite, SWT.NONE); magicComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).span(2, 1).create()); magicComposite.setLayout(new GridLayout(1, false)); widgetFactory.adapt(magicComposite); headersComposite = widgetFactory.createComposite(magicComposite); headersComposite.setLayout(new GridLayout(2, false)); headersComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); useHorizontalHeader = widgetFactory.createButton(headersComposite, Messages.table_userFirstRowAsHeader, SWT.CHECK); useHorizontalHeader.addSelectionListener(new SelectionAdapter() { /* (non-Javadoc) * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent) */ @Override public void widgetSelected(SelectionEvent e) { if (useHorizontalHeader.getSelection()) { getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__FIRST_ROW_IS_HEADER, true)); } else { getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__FIRST_ROW_IS_HEADER, false)); getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__LAST_ROW_IS_HEADER, false)); } } }); useVerticalHeader = widgetFactory.createButton(headersComposite, Messages.table_userFirstColumnAsHeader, SWT.CHECK); useVerticalHeader.addSelectionListener(new SelectionAdapter() { /* (non-Javadoc) * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent) */ @Override public void widgetSelected(SelectionEvent e) { if (useVerticalHeader.getSelection()) { getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__LEFT_COLUMN_IS_HEADER, true)); } else { getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__LEFT_COLUMN_IS_HEADER, false)); getEditingDomain().getCommandStack().execute(new SetCommand(getEditingDomain(), getEObject(), FormPackage.Literals.ABSTRACT_TABLE__RIGHT_COLUMN_IS_HEADER, false)); } } }); headersValueComposite = widgetFactory.createComposite(magicComposite); headersValueComposite.setLayout(new GridLayout(2, false)); headersValueComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); //horizontal headers widgetFactory.createLabel(headersValueComposite, Messages.data_horizontalHeaderValues) .setLayoutData(GridDataFactory.swtDefaults().align(SWT.END, SWT.CENTER).create()); Composite tableHorizontalHeadersComposite = widgetFactory.createComposite(headersValueComposite); tableHorizontalHeadersComposite.setLayout(new GridLayout(3, false)); tableHorizontalHeadersComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); tableHorizontalHeaders = new ExpressionViewer(tableHorizontalHeadersComposite, SWT.BORDER, widgetFactory, getEditingDomain(), FormPackage.Literals.ABSTRACT_TABLE__HORIZONTAL_HEADER_EXPRESSION); tableHorizontalHeaders.addFilter(new AvailableExpressionTypeFilter( new String[] { ExpressionConstants.VARIABLE_TYPE, ExpressionConstants.SCRIPT_TYPE })); tableHorizontalHeaders.setMessage(Messages.data_tooltip_tableHeaders, IStatus.INFO); tableHorizontalHeaders.getControl().setLayoutData( GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.CENTER).create()); topHeaderButton = widgetFactory.createButton(tableHorizontalHeadersComposite, "", SWT.TOGGLE);//$NON-NLS-1$ topHeaderButton.setImage(Pics.getImage(PicsConstants.headingTop)); bottomHeaderButton = widgetFactory.createButton(tableHorizontalHeadersComposite, "", SWT.TOGGLE);//$NON-NLS-1$ bottomHeaderButton.setImage(Pics.getImage(PicsConstants.headingBottom)); //vertical headers widgetFactory.createLabel(headersValueComposite, Messages.data_verticalHeaderValues) .setLayoutData(GridDataFactory.swtDefaults().align(SWT.END, SWT.CENTER).create()); Composite tableVerticalHeadersComposite = widgetFactory.createComposite(headersValueComposite); tableVerticalHeadersComposite.setLayout(new GridLayout(3, false)); tableVerticalHeadersComposite.setLayoutData(GridDataFactory.fillDefaults().grab(true, false).create()); tableVerticalHeaders = new ExpressionViewer(tableVerticalHeadersComposite, SWT.BORDER, widgetFactory, getEditingDomain(), FormPackage.Literals.ABSTRACT_TABLE__VERTICAL_HEADER_EXPRESSION); tableVerticalHeaders.addFilter(new AvailableExpressionTypeFilter( new String[] { ExpressionConstants.VARIABLE_TYPE, ExpressionConstants.SCRIPT_TYPE })); tableVerticalHeaders.setMessage(Messages.data_tooltip_tableHeaders, IStatus.INFO); tableVerticalHeaders.getControl().setLayoutData( GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.CENTER).create()); leftHeaderButton = widgetFactory.createButton(tableVerticalHeadersComposite, "", SWT.TOGGLE);//$NON-NLS-1$ leftHeaderButton.setImage(Pics.getImage(PicsConstants.headingLeft)); rightHeaderButton = widgetFactory.createButton(tableVerticalHeadersComposite, "", SWT.TOGGLE);//$NON-NLS-1$ rightHeaderButton.setImage(Pics.getImage(PicsConstants.headingRight)); } protected AvailableExpressionTypeFilter getExpressionViewerFilter() { if (initialValueExpressionFilter == null) { initialValueExpressionFilter = new InitialValueExpressionFilter( new String[] { ExpressionConstants.VARIABLE_TYPE, ExpressionConstants.SCRIPT_TYPE, ExpressionConstants.CONSTANT_TYPE, ExpressionConstants.PARAMETER_TYPE, ExpressionConstants.SCRIPT_TYPE, ExpressionConstants.DOCUMENT_TYPE, ExpressionConstants.XPATH_TYPE, ExpressionConstants.I18N_TYPE }); initialValueExpressionFilter.setWidget(getEObject()); } return initialValueExpressionFilter; } protected abstract boolean isOuputActivated(); protected void updateViewerInput() { if (tableViewer != null && !tableViewer.getViewer().getControl().isDisposed()) { AbstractTable table = getEObject(); TableExpression tableInput = table.getTableExpression(); TransactionalEditingDomain editingDomain = getEditingDomain(); if (tableInput == null) { tableInput = ExpressionFactory.eINSTANCE.createTableExpression(); editingDomain.getCommandStack() .execute(SetCommand.create(editingDomain, table, FormPackage.Literals.ABSTRACT_TABLE__TABLE_EXPRESSION, ExpressionFactory.eINSTANCE.createTableExpression())); } Expression input = table.getInputExpression(); if (input == null) { input = ExpressionFactory.eINSTANCE.createExpression(); editingDomain.getCommandStack().execute(SetCommand.create(editingDomain, table, FormPackage.Literals.WIDGET__INPUT_EXPRESSION, input)); } tableViewer.setInput(table); tableViewer.setEditingDomain(getEditingDomain()); } if (tableHorizontalHeaders != null && !tableHorizontalHeaders.getControl().isDisposed()) { AbstractTable table = getEObject(); Expression input = table.getHorizontalHeaderExpression(); if (input == null) { TransactionalEditingDomain editingDomain = getEditingDomain(); input = ExpressionFactory.eINSTANCE.createExpression(); editingDomain.getCommandStack().execute(SetCommand.create(editingDomain, table, FormPackage.Literals.ABSTRACT_TABLE__HORIZONTAL_HEADER_EXPRESSION, input)); } tableHorizontalHeaders.setInput(table); } if (tableVerticalHeaders != null && !tableVerticalHeaders.getControl().isDisposed()) { AbstractTable table = getEObject(); Expression input = table.getVerticalHeaderExpression(); if (input == null) { TransactionalEditingDomain editingDomain = getEditingDomain(); input = ExpressionFactory.eINSTANCE.createExpression(); editingDomain.getCommandStack().execute(SetCommand.create(editingDomain, table, FormPackage.Literals.ABSTRACT_TABLE__VERTICAL_HEADER_EXPRESSION, input)); } tableVerticalHeaders.setInput(table); } } @Override protected AbstractTable getEObject() { return (AbstractTable) super.getEObject(); } @Override protected void setEObject(EObject object) { super.setEObject(object); if (contrib != null) { contrib.setEditingDomain(getEditingDomain()); contrib.setEObject(getEObject()); } if (object != null && !object.equals(lastKnownObject)) { disposeDataBinding(); updateViewerInput(); refreshDataBinding(); lastKnownObject = (AbstractTable) eObject; } } @Override public void dispose() { super.dispose(); if (contrib != null) { contrib.dispose(); } } }