Java tutorial
/* * Copyright (C) 2016 thedathoudarya * * 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 3 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 com.clough.android.adbv.view; import com.clough.android.adbv.controller.RowController; import com.clough.android.adbv.model.Row; import com.clough.android.adbv.util.TableColumnAdjuster; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.MouseEvent; import java.util.ArrayList; import java.util.List; import javax.swing.JMenuItem; import javax.swing.JOptionPane; import javax.swing.JPopupMenu; import javax.swing.JTable; import javax.swing.SwingWorker; import javax.swing.table.DefaultTableModel; import org.json.JSONArray; import org.json.JSONException; import org.json.JSONObject; /** * * @author thedathoudarya */ public class UpdateTableDialog extends javax.swing.JDialog { private final MainFrame mainFrame; private final String outputResult; private WaitingDialog waitingDialog; private final DefaultTableModel defaultTableModel; private final TableColumnAdjuster tableColumnAdjuster; private List<Row> rowList; private List<Row> rowsToChange; private RowController rowController; private final Object[] columnNames; private final String tableName; public UpdateTableDialog(java.awt.Frame parent, boolean modal, String outputResult, String tableName, Object[] columnNames) { super(parent, modal); initComponents(); this.outputResult = outputResult; this.tableName = tableName; this.columnNames = columnNames; this.mainFrame = (MainFrame) parent; setTitle("Update table `" + tableName + "`"); setLocationRelativeTo(null); resultTable.setModel(new DefaultTableModel() { @Override public boolean isCellEditable(int row, int column) { return false; } }); resultTable.setAutoResizeMode(JTable.AUTO_RESIZE_OFF); defaultTableModel = (DefaultTableModel) resultTable.getModel(); for (Object columnName : columnNames) { defaultTableModel.addColumn(columnName); } tableColumnAdjuster = new TableColumnAdjuster(resultTable); processResult(); } private synchronized void processResult() { try { final JSONArray jsonArray = new JSONArray(outputResult); final int jsonObjectLength = jsonArray.length(); new SwingWorker<Void, Void>() { boolean columnsFound = false; @Override protected Void doInBackground() { rowList = new ArrayList<Row>(); try { Thread.sleep(100); } catch (InterruptedException ex) { } try { for (int i = 0; i < jsonObjectLength; i++) { waitingDialog.incrementProgressBar(); JSONObject jsonObject = jsonArray.getJSONObject(i); Object[] rowData = new Object[defaultTableModel.getColumnCount()]; for (int j = 0; j < resultTable.getColumnCount(); j++) { String cellValue = String.valueOf(jsonObject.get(resultTable.getColumnName(j))) .replaceAll("\n", "").replaceAll("\t", " "); rowData[j] = cellValue; } defaultTableModel.addRow(rowData); rowList.add(new Row(i, rowData, Row.DEFAULT)); } } catch (Exception e) { return null; } return null; } @Override protected void done() { tableColumnAdjuster.adjustColumns(); rowController = RowController.getPreparedRowController(rowList); closeProgressDialog(); resultTable.setRowSelectionAllowed(false); rowsToChange = new ArrayList<Row>(); rowsToChange.addAll(rowList); } }.execute(); showProgressDialog(false, jsonObjectLength, "Processing " + jsonObjectLength + " fields"); } catch (JSONException ex) { JOptionPane.showMessageDialog(null, outputResult, "Result error", JOptionPane.ERROR_MESSAGE); } } private void showProgressDialog(boolean interminidate, int maxProgressValue, String message) { waitingDialog = new WaitingDialog(null, interminidate, maxProgressValue, message); waitingDialog.setVisible(true); } private void closeProgressDialog() { waitingDialog.setVisible(false); waitingDialog.dispose(); } /** * This method is called from within the constructor to initialize the form. * WARNING: Do NOT modify this code. The content of this method is always * regenerated by the Form Editor. */ @SuppressWarnings("unchecked") // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents private void initComponents() { jPanel1 = new javax.swing.JPanel(); jScrollPane1 = new javax.swing.JScrollPane(); resultTable = new javax.swing.JTable(); applyChangesButton = new javax.swing.JButton(); setDefaultCloseOperation(javax.swing.WindowConstants.DISPOSE_ON_CLOSE); jPanel1.setAutoscrolls(true); resultTable.setModel(new javax.swing.table.DefaultTableModel(new Object[][] { }, new String[] { })); resultTable.getTableHeader().setReorderingAllowed(false); resultTable.addMouseListener(new java.awt.event.MouseAdapter() { public void mouseClicked(java.awt.event.MouseEvent evt) { resultTableMouseClicked(evt); } }); jScrollPane1.setViewportView(resultTable); javax.swing.GroupLayout jPanel1Layout = new javax.swing.GroupLayout(jPanel1); jPanel1.setLayout(jPanel1Layout); jPanel1Layout.setHorizontalGroup(jPanel1Layout .createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING).addComponent(jScrollPane1)); jPanel1Layout.setVerticalGroup(jPanel1Layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addComponent(jScrollPane1)); applyChangesButton.setText("Apply changes"); applyChangesButton.addActionListener(new java.awt.event.ActionListener() { public void actionPerformed(java.awt.event.ActionEvent evt) { applyChangesButtonActionPerformed(evt); } }); javax.swing.GroupLayout layout = new javax.swing.GroupLayout(getContentPane()); getContentPane().setLayout(layout); layout.setHorizontalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addContainerGap() .addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addGap(0, 350, Short.MAX_VALUE) .addComponent(applyChangesButton)) .addComponent(jPanel1, javax.swing.GroupLayout.Alignment.TRAILING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)) .addContainerGap())); layout.setVerticalGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING) .addGroup(layout.createSequentialGroup().addContainerGap() .addComponent(jPanel1, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE) .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED) .addComponent(applyChangesButton).addContainerGap())); pack(); }// </editor-fold>//GEN-END:initComponents private void applyChangesButtonActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_applyChangesButtonActionPerformed // TODO add your handling code here: List<Row> rowsToInsert = rowController.getRowsToInsert(); List<Row> rowsToUpdate = rowController.getRowsToUpdate(); List<Row> rowsToDelete = rowController.getRowsToDelete(); int insertCount = rowsToInsert.size(); int updateCount = rowsToUpdate.size(); int deleteCount = rowsToDelete.size(); if (insertCount > 0 || updateCount > 0 || deleteCount > 0) { String message = "Inserting row count " + insertCount + "\n" + "Updating row count " + updateCount + "\n" + "Deleting row count " + deleteCount + "\n" + "Are you sure you want apply this changes?"; if (JOptionPane.showConfirmDialog(null, message, "Applying changes", JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION) { mainFrame.setTableChangeList(rowsToChange, rowsToInsert, rowsToUpdate, rowsToDelete); dispose(); } } else { JOptionPane.showMessageDialog(null, "No changes to apply", "Applying changes", JOptionPane.INFORMATION_MESSAGE); dispose(); } }//GEN-LAST:event_applyChangesButtonActionPerformed private void resultTableMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_resultTableMouseClicked // TODO add your handling code here: if (evt.getButton() == MouseEvent.BUTTON3) { int rowIndex; if ((rowIndex = validateRowSelection()) != -1) { showTableChangeOptionMenu(evt.getLocationOnScreen().x - getX(), evt.getLocationOnScreen().y - getY(), rowIndex); } } }//GEN-LAST:event_resultTableMouseClicked private void showTableChangeOptionMenu(int x, int y, final int rowIndex) { JPopupMenu tableChangeOptionPopupMenu = new JPopupMenu(); JMenuItem newRowMenuItem = new JMenuItem("Add row"); newRowMenuItem.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { new AddUpdateRowDialog(defaultTableModel, rowController, columnNames, null, -1).setVisible(true); } }); JMenuItem updateRowMenuItem = new JMenuItem("Update row"); updateRowMenuItem.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { Object[] row = new Object[columnNames.length]; for (int columnIndex = 0; columnIndex < row.length; columnIndex++) { row[columnIndex] = defaultTableModel.getValueAt(rowIndex, columnIndex); } new AddUpdateRowDialog(defaultTableModel, rowController, columnNames, row, rowIndex) .setVisible(true); tableColumnAdjuster.adjustColumns(); } }); JMenuItem removeRowMenuItem = new JMenuItem("Remove row"); removeRowMenuItem.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { if (JOptionPane.showConfirmDialog(null, "Are you sure you want to remove this row?", "Remove row", JOptionPane.YES_NO_OPTION) == JOptionPane.YES_OPTION) { defaultTableModel.removeRow(rowIndex); rowController.removeRow(rowIndex); tableColumnAdjuster.adjustColumns(); } } }); tableChangeOptionPopupMenu.add(newRowMenuItem); tableChangeOptionPopupMenu.add(updateRowMenuItem); tableChangeOptionPopupMenu.add(removeRowMenuItem); tableChangeOptionPopupMenu.show(this, x, y); } private int validateRowSelection() { int[] selectedRows = resultTable.getSelectedRows(); int rowCount = selectedRows.length; if (rowCount > 0) { return selectedRows[rowCount - 1]; } else { JOptionPane.showMessageDialog(null, "Select a row to remove/update", "Row removing/updating", JOptionPane.WARNING_MESSAGE); return -1; } } // Variables declaration - do not modify//GEN-BEGIN:variables private javax.swing.JButton applyChangesButton; private javax.swing.JPanel jPanel1; private javax.swing.JScrollPane jScrollPane1; private javax.swing.JTable resultTable; // End of variables declaration//GEN-END:variables }