Java tutorial
/*---------------- FILE HEADER KALYPSO ------------------------------------------ * * This file is part of kalypso. * Copyright (C) 2004 by: * * Technical University Hamburg-Harburg (TUHH) * Institute of River and coastal engineering * Denickestrae 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.kalypsomodel1d2d.ui.map.channeledit; import org.apache.commons.lang3.StringUtils; import org.eclipse.core.databinding.beans.BeansObservables; import org.eclipse.core.databinding.observable.value.IObservableValue; import org.eclipse.jface.databinding.swt.ISWTObservableValue; import org.eclipse.jface.databinding.swt.SWTObservables; import org.eclipse.jface.databinding.viewers.ViewersObservables; import org.eclipse.jface.layout.GridLayoutFactory; import org.eclipse.jface.viewers.ArrayContentProvider; import org.eclipse.jface.viewers.ComboViewer; import org.eclipse.jface.viewers.LabelProvider; import org.eclipse.swt.SWT; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Spinner; import org.eclipse.ui.forms.widgets.FormToolkit; import org.kalypso.commons.databinding.forms.DatabindingForm; import org.kalypso.kalypsomodel1d2d.KalypsoModel1D2DPlugin; import org.kalypso.kalypsomodel1d2d.KalypsoModel1D2DUIImages; import org.kalypso.kalypsomodel1d2d.ui.i18n.Messages; import org.kalypso.ogc.gml.map.widgets.SelectionWidget; import org.kalypso.ogc.gml.widgets.IWidget; /** * Control for selection the profile theme and the profile for channel generation. * * @author Gernot Belger */ class ProfileSelectionSection extends Composite { public ProfileSelectionSection(final FormToolkit toolkit, final Composite parent, final ChannelEditData data, final DatabindingForm binding, final int spinnerWidth) { super(parent, SWT.NONE); toolkit.adapt(this); GridLayoutFactory.swtDefaults().numColumns(2).applyTo(this); /* add combo-box for the wspm-profile theme selection */ final Control themeControl = createThemeCombo(toolkit, this, data, binding); themeControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); /* Button for the wspm-profile selection */ final Control widgetToggle = createProfileSelectionWidgetButton(toolkit, this, data, binding); widgetToggle.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false)); /* spinner for specifying the global number of profile intersection points */ createSegmentSpinner(toolkit, this, data, binding, spinnerWidth); } private Control createThemeCombo(final FormToolkit toolkit, final Composite parent, final ChannelEditData data, final DatabindingForm binding) { final ComboViewer themeChooser = new ComboViewer(parent, SWT.DROP_DOWN | SWT.READ_ONLY); toolkit.adapt(themeChooser.getControl(), true, false); themeChooser.setContentProvider(new ArrayContentProvider()); themeChooser.setLabelProvider(new LabelProvider()); /* Binding */ final IObservableValue targetInput = ViewersObservables.observeInput(themeChooser); final IObservableValue modelInput = BeansObservables.observeValue(data, ChannelEditData.PROPERTY_PROFILE_THEME_INPUT); binding.bindValue(targetInput, modelInput); final IObservableValue targetSelection = ViewersObservables.observeSinglePostSelection(themeChooser); final IObservableValue modelSelection = BeansObservables.observeValue(data, ChannelEditData.PROPERTY_PROFILE_THEME_SELECTED); binding.bindValue(targetSelection, modelSelection); final IObservableValue targetEnablement = SWTObservables.observeEnabled(themeChooser.getCombo()); final IObservableValue modelEnablement = BeansObservables.observeValue(data, ChannelEditData.PROPERTY_PROFILE_THEME_SELECTION_ENABLED); binding.bindValue(targetEnablement, modelEnablement); return themeChooser.getControl(); } private Control createProfileSelectionWidgetButton(final FormToolkit toolkit, final Composite parent, final ChannelEditData data, final DatabindingForm binding) { final IWidget selectProfileWidget = new SelectionWidget(StringUtils.EMPTY, StringUtils.EMPTY, new ProfileSelectorFunction(data)); final SetWidgetAction selectProfilesWidgetAction = new SetWidgetAction(data, selectProfileWidget); setToolTipText(Messages .getString("org.kalypso.kalypsomodel1d2d.ui.map.channeledit.CreateMainChannelComposite.33")); //$NON-NLS-1$ selectProfilesWidgetAction.setImageDescriptor(KalypsoModel1D2DPlugin.getImageProvider() .getImageDescriptor(KalypsoModel1D2DUIImages.IMGKEY.SELECT)); return ChannelEditUtil.createWidgetSelectionButton(toolkit, parent, data, binding, selectProfilesWidgetAction, ChannelEditData.PROPERTY_SELECT_PROFILE_WIDGET_ENABLED); } private void createSegmentSpinner(final FormToolkit toolkit, final Composite parent, final ChannelEditData data, final DatabindingForm binding, final int spinnerWidth) { final Label spinnerLabel = toolkit.createLabel(parent, Messages .getString("org.kalypso.kalypsomodel1d2d.ui.map.channeledit.CreateMainChannelComposite.36")); //$NON-NLS-1$ spinnerLabel.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false)); final Spinner spinNumProfIntersections = new Spinner(parent, SWT.BORDER); toolkit.adapt(spinNumProfIntersections); final GridData gridDataSpinner = new GridData(SWT.FILL, SWT.CENTER, false, false); gridDataSpinner.widthHint = spinnerWidth; spinNumProfIntersections.setLayoutData(gridDataSpinner); spinNumProfIntersections.setToolTipText(Messages .getString("org.kalypso.kalypsomodel1d2d.ui.map.channeledit.CreateMainChannelComposite.37")); //$NON-NLS-1$ spinNumProfIntersections.setValues(1, 4, 99, 0, 1, 10); final ISWTObservableValue targetNumProfileSegments = SWTObservables .observeSelection(spinNumProfIntersections); final IObservableValue modelNumProfileSegments = BeansObservables.observeValue(data, ChannelEditData.PROPERTY_NUM_PROFILE_SEGMENTS); binding.bindValue(targetNumProfileSegments, modelNumProfileSegments); } }