Java tutorial
/*--------------- Kalypso-Header -------------------------------------------------------------------- This file is part of kalypso. Copyright (C) 2004, 2005 by: Technical University Hamburg-Harburg (TUHH) Institute of River and coastal engineering Denickestr. 22 21073 Hamburg, Germany http://www.tuhh.de/wb and Bjoernsen Consulting Engineers (BCE) Maria Trost 3 56070 Koblenz, Germany http://www.bjoernsen.de This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. This library 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 Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA Contact: E-Mail: belger@bjoernsen.de schlienger@bjoernsen.de v.doemming@tuhh.de ---------------------------------------------------------------------------------------------------*/ package org.kalypso.ui.editor.styleeditor.rule; import org.apache.commons.lang3.builder.EqualsBuilder; import org.apache.commons.lang3.builder.HashCodeBuilder; import org.eclipse.jface.layout.GridLayoutFactory; import org.eclipse.jface.window.Window; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.CTabFolder; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Shell; import org.eclipse.ui.forms.widgets.ExpandableComposite; import org.eclipse.ui.forms.widgets.FormToolkit; import org.eclipse.ui.forms.widgets.Section; import org.kalypso.ogc.gml.filterdialog.dialog.FilterDialog; import org.kalypso.ui.editor.styleeditor.binding.IStyleInput; import org.kalypso.ui.internal.i18n.Messages; import org.kalypsodeegree.filterencoding.Filter; import org.kalypsodeegree.graphics.sld.Rule; /** * TODO: * <ul> * <li>Tooltips + Messages for all fields</li> * <li>Implement LegendGraphic</li> * </ul> * * @author F.Lindemann */ public class RuleComposite extends Composite { private final IStyleInput<Rule> m_input; private RulePropertiesComposite m_rulePropertiesComposite; private SymbolizerTabViewer m_symbolizerTabViewer; public RuleComposite(final FormToolkit toolkit, final Composite parent, final IStyleInput<Rule> input) { super(parent, SWT.NONE); m_input = input; toolkit.adapt(this); GridLayoutFactory.fillDefaults().applyTo(this); createControl(toolkit, this); } private Rule getRule() { return m_input.getData(); } private void createControl(final FormToolkit toolkit, final Composite parent) { final Control rulePropertiesControl = createPropertiesControl(toolkit, parent); rulePropertiesControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false)); // TODO: the legend graphic is nowhere supported in Kalypso, so we ommit it here // if we show it, we should show it inside a ExpandableSection or in a popup dialog, its just too big // createLegendGraphicControl( toolkit, parent ); final Control symbolizerTabsControl = createSymbolizerTabs(toolkit, parent); symbolizerTabsControl.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); } private Control createPropertiesControl(final FormToolkit toolkit, final Composite parent) { final Section section = toolkit.createSection(parent, ExpandableComposite.TITLE_BAR | ExpandableComposite.TWISTIE | Section.DESCRIPTION); section.setText(Messages.getString("RuleComposite_0")); //$NON-NLS-1$ section.setDescription(Messages.getString("RuleComposite_1")); //$NON-NLS-1$ m_rulePropertiesComposite = new RulePropertiesComposite(toolkit, section, m_input); section.setClient(m_rulePropertiesComposite); return section; } private Control createSymbolizerTabs(final FormToolkit toolkit, final Composite parent) { final Section tabsSection = toolkit.createSection(parent, ExpandableComposite.TITLE_BAR | ExpandableComposite.EXPANDED | Section.DESCRIPTION); tabsSection.setText(Messages.getString("RuleComposite_2")); //$NON-NLS-1$ tabsSection.setDescription(Messages.getString("RuleComposite_3")); //$NON-NLS-1$ m_symbolizerTabViewer = new SymbolizerTabViewer(toolkit, tabsSection, m_input); final CTabFolder ruleTabFolder = m_symbolizerTabViewer.getControl(); tabsSection.setClient(ruleTabFolder); return tabsSection; } // private void createLegendGraphicControl( final FormToolkit toolkit, final Composite parent ) // { // final IValueReceiver<Graphic> graphicReceiver = new IValueReceiver<Graphic>() // { // @Override // public void updateValue( final Graphic newValue ) // { // handleLegendGraphicChanged( newValue ); // } // }; // m_graphicComposite = new GraphicComposite( toolkit, parent, graphicReceiver ); // } // protected void handleLegendGraphicChanged( final Graphic newValue ) // { // final Rule rule = getRule(); // if( rule == null ) // return; // // final LegendGraphic legendGraphic = rule.getLegendGraphic(); // if( legendGraphic == null ) // SLDFactory.createLegendGraphic(); // // legendGraphic.setGraphic( newValue ); // fireStyleChanged(); // } protected void handleFilterButtonSelected(final Shell shell) { final Filter oldFilter = getRule().getFilter(); final Filter clone = cloneFilter(oldFilter); final FilterDialog dialog = new FilterDialog(shell, m_input, getRule().getFilter(), null, null, false); final int open = dialog.open(); if (open == Window.OK) { final Filter filter = dialog.getFilter(); getRule().setFilter(filter); fireStyleChanged(); } if (open == Window.CANCEL) { getRule().setFilter(clone); fireStyleChanged(); } } private Filter cloneFilter(final Filter oldFilter) { try { if (oldFilter == null) return null; return oldFilter.clone(); } catch (final CloneNotSupportedException e) { e.printStackTrace(); return null; } } /** * @see org.kalypso.ui.editor.styleeditor.IStyleChanger#fireStyleChanged() */ void fireStyleChanged() { m_input.fireStyleChanged(); } /** * @see java.lang.Object#hashCode() */ @Override public int hashCode() { final HashCodeBuilder builder = new HashCodeBuilder(); builder.append(getRule()); return builder.toHashCode(); } /** * @see java.lang.Object#equals(java.lang.Object) */ @Override public boolean equals(final Object obj) { if (obj == null) return false; if (obj == this) return true; if (obj.getClass() != getClass()) return false; final RuleComposite rhs = (RuleComposite) obj; final EqualsBuilder builder = new EqualsBuilder(); builder.append(getRule(), rhs.getRule()); return builder.isEquals(); } /** * Call, if style has changed. */ public void updateControl() { m_rulePropertiesComposite.updateControl(); m_symbolizerTabViewer.refresh(); } }