Java tutorial
/* * Licensed to the Apache Software Foundation (ASF) under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The ASF licenses this file to You under the Apache License, Version 2.0 * (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package ro.nextreports.designer; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ItemListener; import java.awt.event.ItemEvent; import java.awt.event.ActionListener; import java.awt.event.MouseWheelListener; import java.awt.event.MouseWheelEvent; import java.awt.event.InputEvent; import javax.swing.*; import javax.swing.event.ChangeListener; import javax.swing.event.ChangeEvent; import javax.swing.event.EventListenerList; import javax.swing.plaf.basic.BasicComboBoxRenderer; import ro.nextreports.designer.action.report.layout.cell.FormatPainterAction; import ro.nextreports.designer.action.report.layout.cell.FormatPickerAction; import ro.nextreports.designer.action.report.layout.export.ExportToCsvAction; import ro.nextreports.designer.action.report.layout.export.ExportToDocxAction; import ro.nextreports.designer.action.report.layout.export.ExportToExcelAction; import ro.nextreports.designer.action.report.layout.export.ExportToHtmlAction; import ro.nextreports.designer.action.report.layout.export.ExportToPdfAction; import ro.nextreports.designer.action.report.layout.export.ExportToRtfAction; import ro.nextreports.designer.action.report.layout.export.ExportToTsvAction; import ro.nextreports.designer.action.report.layout.export.ExportToTxtAction; import ro.nextreports.designer.action.report.layout.export.ExportToXmlAction; import ro.nextreports.designer.datasource.DataSource; import ro.nextreports.designer.datasource.DefaultDataSourceManager; import ro.nextreports.designer.querybuilder.RuntimeParametersPanel; import ro.nextreports.designer.template.report.action.ApplyTemplateAction; import ro.nextreports.designer.template.report.action.ExtractTemplateAction; import ro.nextreports.designer.ui.IntegerTextField; import ro.nextreports.designer.ui.zoom.ZoomEvent; import ro.nextreports.designer.ui.zoom.ZoomEventListener; import ro.nextreports.designer.util.DropDownButton; import ro.nextreports.designer.util.I18NSupport; import ro.nextreports.designer.util.ImageUtil; import ro.nextreports.designer.util.SwingUtil; import com.jgoodies.looks.HeaderStyle; import com.jgoodies.looks.Options; /** * @author Decebal Suiu */ public class ReportLayoutPanel extends JPanel implements ChangeListener { public static final int PANEL_WIDTH = 700; public static final int PANEL_HEIGHT = 500; private ReportGridPanel reportGridPanel; private JToggleButton widthButton; private JCheckBox maxRecordsCheckBox; private JTextField maxRecordsTextField; private Dimension dim = new Dimension(40, 20); private Dimension spinnerDim = new Dimension(50, 20); private Dimension comboDim = new Dimension(100, 20); private JComboBox dataSourcesComboBox; private int minZoomValue = 50; private int maxZoomValue = 300; private int zoomDelta = 10; //initial value ,min,max, step private SpinnerModel spinnerModel = new SpinnerNumberModel(100, minZoomValue, maxZoomValue, zoomDelta); private EventListenerList zoomListenerList = new EventListenerList(); public ReportLayoutPanel() { super(); initComponents(); initZoomListeners(); } public ReportGridPanel getReportGridPanel() { return reportGridPanel; } public ReportGrid getReportGrid() { return reportGridPanel.getGrid(); } public void refresh() { getReportGridPanel().setReportLayout(LayoutHelper.getReportLayout()); getReportGrid().getSelectionModel().clearSelection(); } private void initComponents() { setLayout(new GridBagLayout()); add(createToolBar(), new GridBagConstraints(0, 0, 1, 1, 1.0, 0.0, GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL, new Insets(0, 0, 0, 0), 0, 0)); reportGridPanel = new ReportGridPanel(0, 0); add(reportGridPanel, new GridBagConstraints(0, 1, 1, 1, 1.0, 1.0, GridBagConstraints.WEST, GridBagConstraints.BOTH, new Insets(0, 0, 0, 0), 0, 0)); setPreferredSize(new Dimension(PANEL_WIDTH, PANEL_HEIGHT)); } private void initZoomListeners() { addZoomListener(reportGridPanel); // zoom with CTRL & mouse wheel reportGridPanel.addMouseWheelListener(new MouseWheelListener() { public void mouseWheelMoved(MouseWheelEvent e) { if ((e.getModifiers() & InputEvent.CTRL_MASK) == InputEvent.CTRL_MASK) { int clicks = e.getWheelRotation(); int zoomValue; if (clicks < 0) { // zoom in zoomValue = ((Integer) spinnerModel.getValue()).intValue() + zoomDelta; } else { // zoom out zoomValue = ((Integer) spinnerModel.getValue()).intValue() - zoomDelta; } if (zoomValue < minZoomValue) { zoomValue = minZoomValue; } else if (zoomValue > maxZoomValue) { zoomValue = maxZoomValue; } spinnerModel.setValue(zoomValue); Integer percentage = (Integer) spinnerModel.getValue(); ZoomEvent zoomEvent = new ZoomEvent(percentage / 100f); fireZoomEvent(zoomEvent); } } }); } public void updateUseSize() { widthButton.setSelected(LayoutHelper.getReportLayout().isUseSize()); } public void removeEditor() { reportGridPanel.getGrid().removeEditor(); } private JToolBar createToolBar() { JToolBar toolBar = new JToolBar(); toolBar.putClientProperty("JToolBar.isRollover", Boolean.TRUE); // hide buttons borders toolBar.putClientProperty(Options.HEADER_STYLE_KEY, HeaderStyle.BOTH); toolBar.setBorderPainted(false); Action widthAction = new AbstractAction() { public void actionPerformed(ActionEvent event) { if (!widthButton.isSelected()) { int option = JOptionPane.showConfirmDialog(Globals.getMainFrame(), I18NSupport.getString("width.action.loose"), "", JOptionPane.YES_NO_OPTION); if (option != JOptionPane.YES_OPTION) { widthButton.setSelected(true); return; } } LayoutHelper.getReportLayout().setUseSize(widthButton.isSelected()); // repaint headers to show/hide ruler reportGridPanel.repaintHeaders(); ReportLayoutUtil.updateColumnWidth(Globals.getReportGrid()); if (!widthButton.isSelected()) { Globals.getReportDesignerPanel().refresh(); } } }; widthAction.putValue(Action.SMALL_ICON, ImageUtil.getImageIcon("width")); widthAction.putValue(Action.SHORT_DESCRIPTION, I18NSupport.getString("width.action")); widthButton = new JToggleButton(widthAction); toolBar.add(widthButton); SwingUtil.addCustomSeparator(toolBar); toolBar.add(new FormatPickerAction()); toolBar.add(new FormatPainterAction()); toolBar.add(new ApplyTemplateAction(true)); toolBar.add(new ExtractTemplateAction()); SwingUtil.addCustomSeparator(toolBar); toolBar.add(Globals.getReportUndoManager().getUndoAction()); toolBar.add(Globals.getReportUndoManager().getRedoAction()); SwingUtil.addCustomSeparator(toolBar); JPanel previewPanel = new JPanel(); previewPanel.setLayout(new BoxLayout(previewPanel, BoxLayout.X_AXIS)); previewPanel.setOpaque(false); maxRecordsCheckBox = new JCheckBox(I18NSupport.getString("max.records")); maxRecordsCheckBox.setOpaque(false); maxRecordsCheckBox.addItemListener(new ItemListener() { public void itemStateChanged(ItemEvent e) { if (e.getStateChange() == ItemEvent.SELECTED) { maxRecordsTextField.setEditable(true); } else { maxRecordsTextField.setEditable(false); } } }); previewPanel.add(maxRecordsCheckBox); previewPanel.add(Box.createHorizontalStrut(5)); maxRecordsTextField = new IntegerTextField(); maxRecordsTextField.setText("10"); maxRecordsTextField.setEditable(false); maxRecordsTextField.setPreferredSize(dim); maxRecordsTextField.setMinimumSize(dim); maxRecordsTextField.setMaximumSize(dim); previewPanel.add(maxRecordsTextField); dataSourcesComboBox = new JComboBox(); dataSourcesComboBox.setPreferredSize(comboDim); dataSourcesComboBox.setMinimumSize(comboDim); dataSourcesComboBox.setMaximumSize(comboDim); dataSourcesComboBox.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { //must reset parameters values because for a different data source // we may have different values. RuntimeParametersPanel.resetParametersValues(); } }); previewPanel.add(Box.createHorizontalStrut(5)); previewPanel.add(dataSourcesComboBox); previewPanel.add(Box.createHorizontalStrut(5)); toolBar.add(previewPanel); DropDownButton dropDownButton = new DropDownButton(); dropDownButton.getPopupMenu().add(new ExportToExcelAction(null)); dropDownButton.getPopupMenu().add(new ExportToPdfAction(null)); dropDownButton.getPopupMenu().add(new ExportToDocxAction(null)); dropDownButton.getPopupMenu().add(new ExportToRtfAction(null)); dropDownButton.getPopupMenu().add(new ExportToCsvAction(null)); dropDownButton.getPopupMenu().add(new ExportToTsvAction(null)); dropDownButton.getPopupMenu().add(new ExportToXmlAction(null)); dropDownButton.getPopupMenu().add(new ExportToTxtAction(null)); dropDownButton.setAction(new ExportToHtmlAction(null)); dropDownButton.addToToolBar(toolBar); JSpinner zoomSpinner = new JSpinner(spinnerModel); zoomSpinner.setPreferredSize(spinnerDim); zoomSpinner.setMinimumSize(spinnerDim); zoomSpinner.setMaximumSize(spinnerDim); zoomSpinner.addChangeListener(this); JPanel zPanel = new JPanel(); zPanel.setLayout(new BoxLayout(zPanel, BoxLayout.X_AXIS)); zPanel.setOpaque(false); zPanel.add(Box.createHorizontalGlue()); zPanel.add(new JLabel(I18NSupport.getString("zoom"))); zPanel.add(Box.createHorizontalStrut(2)); zPanel.add(zoomSpinner); zPanel.add(Box.createHorizontalStrut(2)); zPanel.add(new JLabel("%")); zPanel.add(Box.createHorizontalStrut(5)); toolBar.add(zPanel); return toolBar; } // spinner change event public void stateChanged(ChangeEvent e) { Integer percentage = (Integer) spinnerModel.getValue(); ZoomEvent zoomEvent = new ZoomEvent(percentage / 100f); fireZoomEvent(zoomEvent); } class DataSourceComboBoxRenderer extends BasicComboBoxRenderer { public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) { if (isSelected) { setBackground(list.getSelectionBackground()); setForeground(list.getSelectionForeground()); if (-1 < index) { list.setToolTipText(value.toString()); } } else { setForeground(list.getForeground()); if (DefaultDataSourceManager.getInstance().getConnectedDataSource().getName().equals(value)) { setBackground(new Color(204, 255, 255)); } else { setBackground(list.getBackground()); } } setFont(list.getFont()); setText((value == null) ? "" : value.toString()); return this; } } // 0 means all records public int getRecords() { if (maxRecordsCheckBox.isSelected()) { int records; try { records = Integer.parseInt(maxRecordsTextField.getText()); } catch (NumberFormatException nfe) { records = 0; } return records; } else { return 0; } } public void selectConnectedDataSource() { DataSource connectedDS = DefaultDataSourceManager.getInstance().getConnectedDataSource(); if (connectedDS == null) { return; } dataSourcesComboBox.removeAllItems(); dataSourcesComboBox.setRenderer(new DataSourceComboBoxRenderer()); for (DataSource ds : DefaultDataSourceManager.getInstance().getDataSources(connectedDS.getDriver())) { dataSourcesComboBox.addItem(ds.getName()); } dataSourcesComboBox.setSelectedItem(connectedDS.getName()); } public DataSource getRunDataSource() { if (dataSourcesComboBox.getSelectedItem() == null) { return DefaultDataSourceManager.getInstance().getConnectedDataSource(); } else { return DefaultDataSourceManager.getInstance() .getDataSource((String) dataSourcesComboBox.getSelectedItem()); } } public void resetRunDataSource() { if (dataSourcesComboBox != null) { dataSourcesComboBox.removeAllItems(); } } private void addZoomListener(ZoomEventListener listener) { zoomListenerList.add(ZoomEventListener.class, listener); } private void removeZoomListener(ZoomEventListener listener) { zoomListenerList.remove(ZoomEventListener.class, listener); } private void fireZoomEvent(ZoomEvent evt) { Object[] listeners = zoomListenerList.getListenerList(); // Each listener occupies two elements - the first is the listener class // and the second is the listener instance for (int i = 0; i < listeners.length; i += 2) { if (listeners[i] == ZoomEventListener.class) { ((ZoomEventListener) listeners[i + 1]).notifyZoom(evt); } } } }