package timeflow.app.ui.filter;
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import timeflow.data.db.*;
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import timeflow.data.db.filter.*;
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import timeflow.model.*;
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import java.awt.*;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.text.*;
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import java.util.Date;
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import javax.swing.*;
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// in theory it should be easy to refactor this to share code with
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// NumberFilterPanel.
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// but, i'm not sure how to do it in a way that doesn't make the code
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// seem too complicated.
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public class FilterDatePanel extends FilterDefinitionPanel
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{
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BabyHistogram histogram;
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Field field;
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JTextField startEntry;
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JTextField endEntry;
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JCheckBox nullBox;
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Runnable action;
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SimpleDateFormat df=new SimpleDateFormat("MMM dd yyyy");
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public FilterDatePanel(final Field field, final Runnable action, final FilterControlPanel parent)
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{
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this.field=field;
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this.action=action;
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setLayout(new BorderLayout());
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setBorder(BorderFactory.createEmptyBorder(0,5,0,5));
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setBackground(Color.white);
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add(new FilterTitle(field, parent, false), BorderLayout.NORTH);
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Runnable fullAction=new Runnable()
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{
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public void run()
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{
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startEntry.setText(format(histogram.getLow()));
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endEntry.setText(format(histogram.getHigh()));
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action.run();
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}
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};
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histogram=new BabyHistogram(fullAction);
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add(histogram, BorderLayout.CENTER);
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JPanel bottomStuff=new JPanel();
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bottomStuff.setLayout(new GridLayout(2,1));
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add(bottomStuff, BorderLayout.SOUTH);
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JPanel lowHighPanel=new JPanel();
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bottomStuff.add(lowHighPanel);
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lowHighPanel.setBackground(Color.white);
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lowHighPanel.setLayout(new BorderLayout());
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Font small=parent.getModel().getDisplay().small();
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startEntry=new JTextField(7);
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startEntry.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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setLowFromText();
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action.run();
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}});
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lowHighPanel.add(startEntry, BorderLayout.WEST);
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startEntry.setFont(small);
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JLabel rangeLabel=new JLabel("to", JLabel.CENTER);
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rangeLabel.setForeground(Color.gray);
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rangeLabel.setFont(small);
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lowHighPanel.add(rangeLabel, BorderLayout.CENTER);
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endEntry=new JTextField(7);
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lowHighPanel.add(endEntry, BorderLayout.EAST);
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endEntry.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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setHighFromText();
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action.run();
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}});
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endEntry.setFont(small);
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nullBox=new JCheckBox("Include Missing Values");
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nullBox.addActionListener(new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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action.run();
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}});
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bottomStuff.add(nullBox);
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bottomStuff.setBackground(Color.white);
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nullBox.setBackground(Color.white);
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nullBox.setForeground(Color.gray);
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nullBox.setFont(small);
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}
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String format(double x)
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{
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Date date=new Date((long)x);
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return df.format(date);
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}
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void setLowFromText()
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{
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try
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{
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long low=df.parse(startEntry.getText()).getTime();
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long high=(long)histogram.getHigh();
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if (low>high)
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{
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high=low;
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endEntry.setText(startEntry.getText());
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}
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histogram.setTrueRange(low,high);
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}
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catch (Exception e)
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{
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}
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}
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void setHighFromText()
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{
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try
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{
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long high=df.parse(endEntry.getText()).getTime();
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double low=(long)histogram.getLow();
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if (low>high)
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{
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low=high;
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startEntry.setText(endEntry.getText());
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}
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histogram.setTrueRange(low,high);
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}
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catch (Exception e)
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{
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}
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}
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public void setData(double[] data)
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{
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histogram.setData(data);
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startEntry.setText(format(histogram.getLow()));
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endEntry.setText(format(histogram.getHigh()));
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repaint();
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}
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public Dimension getPreferredSize()
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{
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return new Dimension(200,160);
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}
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@Override
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public ActFilter defineFilter() {
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long low=(long)histogram.getLow();
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long high=(long)histogram.getHigh();
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boolean acceptNull=nullBox.isSelected();
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return new TimeIntervalFilter(low, high, acceptNull, field);
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}
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@Override
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public void clearFilter() {
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histogram.setRelRange(0, 1);
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}
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}
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