package timeflow.views;
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import timeflow.app.ui.EditRecordPanel;
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import timeflow.app.ui.HtmlDisplay;
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import timeflow.data.db.*;
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import timeflow.format.file.HtmlFormat;
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import timeflow.model.*;
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import java.awt.*;
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import java.awt.event.*;
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import javax.swing.*;
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import javax.swing.event.*;
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import javax.swing.table.*;
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import javax.swing.text.html.*;
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import timeflow.util.*;
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import java.net.URI;
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import java.net.URL;
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import java.util.*;
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public class ListView extends AbstractView
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{
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private JEditorPane listDisplay;
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private JComboBox sortMenu = new JComboBox();
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private ActComparator sort;//=ActComparator.byTime();
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private int maxPerPage = 50;
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private int pageStart = 0;
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private int lastSize = 0;
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private ActList acts;
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private Field sortField;
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private JLabel pageLabel = new JLabel("Page", JLabel.LEFT);
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private JComboBox pageMenu = new JComboBox();
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private boolean changing = false;
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private JPanel controls;
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public ListView(TFModel model)
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{
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super(model);
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listDisplay = HtmlDisplay.create();
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listDisplay.addHyperlinkListener(new LinkIt());
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JScrollPane scrollPane = new JScrollPane(listDisplay);
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setLayout(new BorderLayout());
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add(scrollPane, BorderLayout.CENTER);
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controls = new JPanel();
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controls.setLayout(null);
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controls.setBackground(Color.white);
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int x = 10, y = 10;
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int ch = 25, pad = 5, cw = 160;
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JLabel sortLabel = new JLabel("Sort Order", JLabel.LEFT);
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controls.add(sortLabel);
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sortLabel.setBounds(x, y, cw, ch);
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y += ch + pad;
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controls.add(sortMenu);
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sortMenu.setBounds(x, y, cw, ch);
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y += ch + 3 * pad;
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controls.add(pageLabel);
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pageLabel.setBounds(x, y, cw, ch);
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y += ch + pad;
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controls.add(pageMenu);
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pageMenu.setBounds(x, y, cw, ch);
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showPageMenu(false);
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pageMenu.addActionListener(pageListener);
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sortMenu.addActionListener(sortListener);
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}
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protected JComponent _getControls()
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{
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return controls;
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}
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ActionListener sortListener = new ActionListener()
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{
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@Override
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public void actionPerformed(ActionEvent e)
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{
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if (changing || sortMenu.getItemCount() <= 0) // this means the action was fired after all items removed.
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{
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return;
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}
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sortField = getModel().getDB().getField((String) sortMenu.getSelectedItem());
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sort = sortField == null ? null : ActComparator.by(sortField);
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setToFirstPage();
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makeList();
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}
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};
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ActionListener pageListener = new ActionListener()
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{
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@Override
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public void actionPerformed(ActionEvent e)
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{
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if (changing)
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{
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return;
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}
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pageStart = maxPerPage * pageMenu.getSelectedIndex();
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System.out.println(e.getActionCommand());
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makeList();
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}
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};
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@Override
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protected void onscreen(boolean majorChange)
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{
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_note(null);
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}
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public void _note(TFEvent e)
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{
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changing = true;
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if (e == null || e.affectsSchema() || e.affectsRowSet())
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{
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sortMenu.removeActionListener(sortListener);
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sortMenu.removeAllItems();
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pageStart = 0;
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java.util.List<Field> fields = getModel().getDB().getFields();
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Field firstField = null;
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if (fields.size() > 0)
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{
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firstField = fields.get(0);
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}
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for (Field f : fields)
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{
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sortMenu.addItem(f.getName());
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}
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sortField = getModel().getDB().getField(VirtualField.START);
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if (sortField != null)
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{
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sortMenu.setSelectedItem(sortField.getName());
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} else
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{
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sortField = firstField;
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}
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sortMenu.addActionListener(sortListener);
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sort = null;
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}
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if (e != null && e.affectsData())
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{
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setToFirstPage();
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}
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changing = false;
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makeList();
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}
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private void setToFirstPage()
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{
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pageStart = 0;
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if (pageMenu.isVisible())
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{
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pageMenu.removeActionListener(pageListener);
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pageMenu.setSelectedIndex(0);
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pageMenu.addActionListener(pageListener);
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}
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}
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void showPageMenu(boolean visible)
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{
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pageLabel.setVisible(visible);
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pageMenu.setVisible(visible);
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if (visible)
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{
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pageMenu.removeActionListener(pageListener);
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pageMenu.setSelectedIndex(pageStart / maxPerPage);
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pageMenu.addActionListener(pageListener);
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}
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}
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void makeList()
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{
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HtmlFormat html = new HtmlFormat();
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html.setModel(getModel());
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StringBuffer page = new StringBuffer();
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page.append(html.makeHeader());
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ActList as = getModel().getActs();
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if (as == null || as.size() == 0 && getModel().getDB().size() == 0)
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{
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page.append("<tr><td><h1><font color=#003399>Empty Database</font></h1></td></tr>");
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showPageMenu(false);
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} else
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{
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if (sort == null)
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{
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Field timeField = getModel().getDB().getField(VirtualField.START);
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if (timeField != null)
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{
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sort = ActComparator.by(timeField);
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}
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}
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acts = as.copy();
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if (sort != null)
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{
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Collections.sort(acts, sort);
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}
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boolean pages = acts.size() > maxPerPage;
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int last = Math.min(acts.size(), pageStart + maxPerPage);
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if (pages)
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{
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int n = acts.size();
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if (lastSize != n)
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{
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pageMenu.removeActionListener(pageListener);
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pageMenu.removeAllItems();
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for (int i = 0; i * maxPerPage < n; i++)
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{
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pageMenu.addItem("Items " + ((i * maxPerPage) + 1) + " to "
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+ Math.min(n, (i + 1) * maxPerPage));
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}
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pageMenu.addActionListener(pageListener);
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lastSize = n;
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}
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}
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showPageMenu(pages);
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page.append("<tr><td><h1><font color=#003399>" + (pages ? (pageStart + 1) + "-" + (last) + " of " : "") + acts.size() + " Events</font></h1>");
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page.append("<br><br></td></tr>");
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for (int i = pageStart; i < last; i++)
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{
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Act a = acts.get(i);
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page.append(html.makeItem(a, i));
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}
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}
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page.append(html.makeFooter());
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listDisplay.setText(page.toString());
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listDisplay.setCaretPosition(0);
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repaint();
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}
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@Override
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public String getName()
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{
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return "List";
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}
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static class ArrayRenderer extends DefaultTableCellRenderer
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{
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public void setValue(Object value)
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{
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setText(Display.arrayToString((Object[]) value));
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}
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}
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public class LinkIt implements HyperlinkListener
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{
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public void hyperlinkUpdate(HyperlinkEvent e)
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{
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if (e.getEventType() != HyperlinkEvent.EventType.ACTIVATED)
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{
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return;
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}
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String s = e.getDescription();
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System.out.println(s);
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if (s.length() > 0)
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{
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char c = s.charAt(0);
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if (c == 'e') // code for "edit"
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{
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int i = Integer.parseInt(s.substring(1));
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EditRecordPanel.edit(getModel(), acts.get(i));
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return;
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}
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}
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Display.launchBrowser(e.getURL().toString());
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}
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}
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}
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