X-Git-Url: https://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=src%2Ftim%2Fprune%2Ffunction%2FFindWaypoint.java;fp=src%2Ftim%2Fprune%2Ffunction%2FFindWaypoint.java;h=ac0bd37290005c4d281f49b1525c218599072d75;hp=0000000000000000000000000000000000000000;hb=ce6f2161b8596f7018d6a76bff79bc9e571f35fd;hpb=2d8cb72e84d5cc1089ce77baf1e34ea3ea2f8465

diff --git a/src/tim/prune/function/FindWaypoint.java b/src/tim/prune/function/FindWaypoint.java
new file mode 100644
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+++ b/src/tim/prune/function/FindWaypoint.java
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+package tim.prune.function;
+
+import java.awt.BorderLayout;
+import java.awt.Component;
+import java.awt.FlowLayout;
+import java.awt.event.ActionEvent;
+import java.awt.event.ActionListener;
+import java.awt.event.KeyAdapter;
+import java.awt.event.KeyEvent;
+
+import javax.swing.BorderFactory;
+import javax.swing.BoxLayout;
+import javax.swing.JButton;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JList;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.JTextField;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
+
+import tim.prune.App;
+import tim.prune.GenericFunction;
+import tim.prune.I18nManager;
+import tim.prune.data.DataPoint;
+import tim.prune.gui.WaypointNameMatcher;
+
+/**
+ * Class to provide the function to find a waypoint by name
+ */
+public class FindWaypoint extends GenericFunction
+{
+	private WaypointNameMatcher _nameMatcher = null;
+	private JDialog _dialog = null;
+	private JTextField _searchField = null;
+	private JList<String> _pointList = null;
+	private JButton _okButton = null;
+
+
+	/**
+	 * Constructor
+	 * @param inApp application object for callback
+	 */
+	public FindWaypoint(App inApp)
+	{
+		super(inApp);
+	}
+
+	/** Get the name key */
+	public String getNameKey() {
+		return "function.findwaypoint";
+	}
+
+	/**
+	 * Begin the function
+	 */
+	public void begin()
+	{
+		// Make dialog window
+		if (_dialog == null)
+		{
+			_dialog = new JDialog(_parentFrame, I18nManager.getText(getNameKey()), true);
+			_dialog.setLocationRelativeTo(_parentFrame);
+			_dialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
+			_dialog.getContentPane().add(makeDialogComponents());
+			_dialog.pack();
+		}
+		// Initialise waypoint list from track
+		_nameMatcher.init(_app.getTrackInfo().getTrack());
+		// Show dialog
+		_searchField.setText("");
+		_dialog.setVisible(true);
+	}
+
+
+	/**
+	 * Create dialog components
+	 * @return Panel containing all gui elements in dialog
+	 */
+	private Component makeDialogComponents()
+	{
+		JPanel dialogPanel = new JPanel();
+		dialogPanel.setLayout(new BorderLayout());
+		JPanel topPanel = new JPanel();
+		topPanel.setLayout(new BoxLayout(topPanel, BoxLayout.Y_AXIS));
+		topPanel.add(new JLabel(I18nManager.getText("dialog.findwaypoint.intro")));
+		JPanel subPanel = new JPanel();
+		subPanel.add(new JLabel(I18nManager.getText("dialog.findwaypoint.search")));
+		_searchField = new JTextField(12);
+		_searchField.addKeyListener(new KeyAdapter() {
+			public void keyReleased(KeyEvent e)
+			{
+				_nameMatcher.findMatches(_searchField.getText());
+				if (_nameMatcher.getSize() == 0 || _nameMatcher.getSize() < _pointList.getSelectedIndex())
+					_okButton.setEnabled(false);
+				else if (_pointList.getSelectedIndex() >= 0)
+					_okButton.setEnabled(true);
+				// close dialog if escape pressed
+				if (e.getKeyCode() == KeyEvent.VK_ESCAPE) {
+					_dialog.dispose();
+				}
+			}
+		});
+		subPanel.add(_searchField);
+		topPanel.add(subPanel);
+		dialogPanel.add(topPanel, BorderLayout.NORTH);
+
+		// middle panel with list
+		_nameMatcher = new WaypointNameMatcher();
+		_pointList = new JList<String>(_nameMatcher);
+		_pointList.addListSelectionListener(new ListSelectionListener() {
+			public void valueChanged(ListSelectionEvent e)
+			{
+				if (!e.getValueIsAdjusting()) _okButton.setEnabled(true);
+			}});
+		JScrollPane listPane = new JScrollPane(_pointList);
+		dialogPanel.add(listPane, BorderLayout.CENTER);
+
+		// button panel at bottom
+		JPanel buttonPanel = new JPanel();
+		buttonPanel.setLayout(new FlowLayout(FlowLayout.RIGHT));
+		_okButton = new JButton(I18nManager.getText("button.ok"));
+		ActionListener okListener = new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+				finish();
+			}
+		};
+		_okButton.addActionListener(okListener);
+		_okButton.setEnabled(false);
+		buttonPanel.add(_okButton);
+		JButton cancelButton = new JButton(I18nManager.getText("button.cancel"));
+		cancelButton.addActionListener(new ActionListener() {
+			public void actionPerformed(ActionEvent e)
+			{
+				_dialog.dispose();
+			}
+		});
+		buttonPanel.add(cancelButton);
+		dialogPanel.add(buttonPanel, BorderLayout.SOUTH);
+		dialogPanel.setBorder(BorderFactory.createEmptyBorder(10, 10, 10, 15));
+		return dialogPanel;
+	}
+
+	/**
+	 * Finish the dialog when OK pressed
+	 * Select the point and close the dialog
+	 */
+	private void finish()
+	{
+		DataPoint selectedPoint = _nameMatcher.getWaypoint(_pointList.getSelectedIndex());
+		_app.getTrackInfo().selectPoint(selectedPoint);
+		_dialog.dispose();
+	}
+}