X-Git-Url: http://gitweb.fperrin.net/?p=GpsPrune.git;a=blobdiff_plain;f=tim%2Fprune%2Fgui%2FCombinedListAndModel.java;fp=tim%2Fprune%2Fgui%2FCombinedListAndModel.java;h=4b94cebdcba23796c098696e935fe21d0465ef16;hp=0000000000000000000000000000000000000000;hb=92dad5df664287acb51728e9ea599f150765d34a;hpb=81843c3d8d0771bf00d0f26034a13aa515465c78

diff --git a/tim/prune/gui/CombinedListAndModel.java b/tim/prune/gui/CombinedListAndModel.java
new file mode 100644
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--- /dev/null
+++ b/tim/prune/gui/CombinedListAndModel.java
@@ -0,0 +1,110 @@
+package tim.prune.gui;
+
+import javax.swing.DefaultListModel;
+import javax.swing.JList;
+import javax.swing.ListSelectionModel;
+
+import tim.prune.I18nManager;
+
+
+/**
+ * Listbox class which also contains its own string model.
+ * Also has the ability to limit its size and show a single
+ * text instead of a huge list
+ */
+public class CombinedListAndModel extends JList<String>
+{
+	private DefaultListModel<String> _model = null;
+	private final int _key;
+	private int _maxNumEntries = 0;
+	private boolean _tooManyEntries = false;
+	private boolean _unlimited = false;
+
+
+	/**
+	 * Constructor
+	 */
+	public CombinedListAndModel(int inKey)
+	{
+		setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
+		_model = new DefaultListModel<String>();
+		setModel(_model);
+		_key = inKey;
+	}
+
+	/**
+	 * @param inMaxNum maximum number of entries to allow
+	 */
+	public void setMaxNumEntries(int inMaxNum)
+	{
+		_maxNumEntries = inMaxNum;
+	}
+
+	/**
+	 * @param inUnlimited true if list is temporarily unlimited
+	 */
+	public void setUnlimited(boolean inUnlimited)
+	{
+		_unlimited = inUnlimited;
+	}
+
+	/**
+	 * @return key
+	 */
+	public int getKey()
+	{
+		return _key;
+	}
+
+	/**
+	 * @param inItem String to add to the list
+	 */
+	public void addItem(String inItem)
+	{
+		if (!_tooManyEntries)
+		{
+			_model.addElement(inItem);
+			if (_maxNumEntries > 0 && !_unlimited
+				&& _model.getSize() > _maxNumEntries)
+			{
+				_tooManyEntries = true;
+				_model.clear();
+				_model.addElement(I18nManager.getText("dialog.settimezone.list.toomany"));
+			}
+		}
+	}
+
+	/**
+	 * @return the selected String, or null
+	 */
+	public String getSelectedItem()
+	{
+		final int selectedIndex = getSelectedIndex();
+		if (_tooManyEntries || selectedIndex < 0)
+		{
+			return null;
+		}
+		return _model.getElementAt(selectedIndex);
+	}
+
+	/**
+	 * Clear the list
+	 */
+	public void clear()
+	{
+		_model.clear();
+		_tooManyEntries = false;
+		_unlimited = false;
+	}
+
+	/**
+	 * @param inItem item to select
+	 */
+	public void selectItem(String inItem)
+	{
+		if (!_tooManyEntries && inItem != null)
+		{
+			this.setSelectedValue(inItem, true);
+		}
+	}
+}