Java tutorial
/** * This file is part of Archiv-Editor. * * The software Archiv-Editor serves as a client user interface for working with * the Person Data Repository. See: pdr.bbaw.de * * The software Archiv-Editor was developed at the Berlin-Brandenburg Academy * of Sciences and Humanities, Jgerstr. 22/23, D-10117 Berlin. * www.bbaw.de * * Copyright (C) 2010-2013 Berlin-Brandenburg Academy * of Sciences and Humanities * * The software Archiv-Editor was developed by @author: Christoph Plutte. * * Archiv-Editor 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 3 of the License, or * (at your option) any later version. * * Archiv-Editor 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 Archiv-Editor. * If not, see <http://www.gnu.org/licenses/lgpl-3.0.html>. */ package org.bbaw.pdr.ae.view.control.customSWTWidges; import org.bbaw.pdr.ae.common.CommonActivator; import org.bbaw.pdr.ae.common.icons.IconsInternal; import org.eclipse.jface.resource.ImageRegistry; import org.eclipse.jface.resource.JFaceResources; import org.eclipse.jface.util.Policy; import org.eclipse.swt.SWT; import org.eclipse.swt.events.SelectionAdapter; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Scale; import org.eclipse.swt.widgets.Spinner; /** * The Class TimeSliderToolTip. * @author Christoph Plutte */ public class TimeSliderToolTip extends CustomTooltip { /** The time. */ private int _time; /** The time scale. */ private Scale _timeScale; /** The year. */ private Label _year; /** The image reg. */ private ImageRegistry _imageReg = CommonActivator.getDefault().getImageRegistry(); /** The header text. */ private String _headerText = "Select a Year"; /** The Constant HEADER_BG_COLOR. */ public static final String HEADER_BG_COLOR = Policy.JFACE + ".TOOLTIP_HEAD_BG_COLOR"; /** The Constant HEADER_FG_COLOR. */ public static final String HEADER_FG_COLOR = Policy.JFACE + ".TOOLTIP_HEAD_FG_COLOR"; /** The Constant HEADER_FONT. */ public static final String HEADER_FONT = Policy.JFACE + ".TOOLTIP_HEAD_FONT"; /** The Constant HEADER_CLOSE_ICON. */ public static final String HEADER_CLOSE_ICON = Policy.JFACE + ".TOOLTIP_CLOSE_ICON"; /** The Constant HEADER_HELP_ICON. */ public static final String HEADER_HELP_ICON = Policy.JFACE + ".TOOLTIP_HELP_ICON"; private static final int THOUSAND = 1000; /** The year spinner. */ private Spinner _yearSpinner; /** * Instantiates a new time slider tool tip. * @param control the control * @param preselection the preselection */ public TimeSliderToolTip(final Control control, final int preselection) { super(control); this._yearSpinner = (Spinner) control; this._time = preselection; } /** * Creates the content area. * @param parent the parent * @return the composite */ protected Composite createContentArea(final Composite parent) { Composite comp = new Composite(parent, SWT.NONE); comp.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND)); return comp; } @Override protected final Composite createToolTipContentArea(final Event event, final Composite parent) { Composite comp = new Composite(parent, SWT.NONE); GridLayout gl = new GridLayout(1, false); gl.marginBottom = 0; gl.marginTop = 0; gl.marginHeight = 0; gl.marginWidth = 0; gl.marginLeft = 0; gl.marginRight = 0; gl.verticalSpacing = 1; comp.setLayout(gl); Composite topArea = new Composite(comp, SWT.NONE); GridData data = new GridData(SWT.FILL, SWT.FILL, true, false); data.widthHint = 400; topArea.setLayoutData(data); topArea.setBackground(JFaceResources.getColorRegistry().get(HEADER_BG_COLOR)); gl = new GridLayout(3, false); gl.marginBottom = 2; gl.marginTop = 2; gl.marginHeight = 0; gl.marginWidth = 0; gl.marginLeft = 5; gl.marginRight = 2; topArea.setLayout(gl); Label l = new Label(topArea, SWT.NONE); l.setText(_headerText + ":"); l.setBackground(JFaceResources.getColorRegistry().get(HEADER_BG_COLOR)); l.setFont(JFaceResources.getFontRegistry().get(HEADER_FONT)); l.setForeground(JFaceResources.getColorRegistry().get(HEADER_FG_COLOR)); l.setLayoutData(new GridData(GridData.FILL_BOTH)); _year = new Label(topArea, SWT.NONE); int i = _time + THOUSAND; _year.setText("" + i); _year.setBackground(JFaceResources.getColorRegistry().get(HEADER_BG_COLOR)); _year.setFont(JFaceResources.getFontRegistry().get(HEADER_FONT)); _year.setForeground(JFaceResources.getColorRegistry().get(HEADER_FG_COLOR)); _year.setLayoutData(new GridData(GridData.FILL_BOTH)); Composite iconComp = new Composite(topArea, SWT.NONE); iconComp.setLayoutData(new GridData()); iconComp.setLayout(new GridLayout(2, false)); iconComp.setBackground(JFaceResources.getColorRegistry().get(HEADER_BG_COLOR)); gl = new GridLayout(2, false); gl.marginBottom = 0; gl.marginTop = 0; gl.marginHeight = 0; gl.marginWidth = 0; gl.marginLeft = 0; gl.marginRight = 0; iconComp.setLayout(gl); Label closeIcon = new Label(iconComp, SWT.NONE); closeIcon.setImage(_imageReg.get(IconsInternal.TIME)); closeIcon.setBackground(JFaceResources.getColorRegistry().get(HEADER_BG_COLOR)); _timeScale = new Scale(comp, SWT.HORIZONTAL); _timeScale.setMinimum(0); _timeScale.setMaximum(1100); _timeScale.setIncrement(1); _timeScale.setPageIncrement(10); _timeScale.setSelection(_time); _timeScale.setBackground(parent.getDisplay().getSystemColor(SWT.COLOR_INFO_BACKGROUND)); _timeScale.setLayoutData(new GridData()); ((GridData) _timeScale.getLayoutData()).horizontalAlignment = SWT.FILL; ((GridData) _timeScale.getLayoutData()).verticalAlignment = SWT.FILL; ((GridData) _timeScale.getLayoutData()).grabExcessHorizontalSpace = true; _timeScale.addSelectionListener(new SelectionAdapter() { @Override public void widgetSelected(final SelectionEvent e) { _yearSpinner.setSelection(_timeScale.getSelection() + THOUSAND); int i = _timeScale.getSelection() + THOUSAND; _year.setText("" + i); _yearSpinner.notifyListeners(SWT.Selection, new Event()); } }); // XXX RAP auskommentiert // _timeScale.addMouseWheelListener(new MouseWheelListener() // { // // @Override // public void mouseScrolled(final MouseEvent e) // { // Scale src = (Scale) e.getSource(); // src.setSelection(src.getSelection() - e.count); // _yearSpinner.setSelection(_timeScale.getSelection() + 1000); // int i = _timeScale.getSelection() + 1000; // _year.setText("" + i); // // _yearSpinner.notifyListeners(SWT.Selection, new Event()); // // } // }); createContentArea(comp).setLayoutData(new GridData(GridData.FILL_BOTH)); _timeScale.setFocus(); return comp; } /** * Gets the time. * @return the time */ public final int getTime() { return _time; } /** * Sets the time. * @param time the new time */ public final void setTime(final int time) { this._time = time - THOUSAND; if (_timeScale != null && !_timeScale.isDisposed()) { _timeScale.setSelection(time - THOUSAND); } } }