Updates for 0.9.3

[debian/openrocket] / src / net / sf / openrocket / util / GUIUtil.java

diff --git a/src/net/sf/openrocket/util/GUIUtil.java b/src/net/sf/openrocket/util/GUIUtil.java
index a905521aaf4aff03aba84beb525dd5bef29b2dad..fea7ebd872cfaf4bdf1b2609fe02d063bf8b5f52 100644 (file)
--- a/src/net/sf/openrocket/util/GUIUtil.java
+++ b/src/net/sf/openrocket/util/GUIUtil.java
@@ -3,9 +3,12 @@ package net.sf.openrocket.util;
 import java.awt.Component;
 import java.awt.Image;
 import java.awt.KeyboardFocusManager;
+import java.awt.Point;
 import java.awt.Window;
 import java.awt.event.ActionEvent;
 import java.awt.event.KeyEvent;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
 import java.awt.event.WindowEvent;
 import java.io.IOException;
 import java.io.InputStream;
@@ -22,9 +25,12 @@ import javax.swing.JButton;
 import javax.swing.JComponent;
 import javax.swing.JDialog;
 import javax.swing.JRootPane;
+import javax.swing.JTable;
 import javax.swing.KeyStroke;
 import javax.swing.RootPaneContainer;
 import javax.swing.SwingUtilities;
+import javax.swing.table.AbstractTableModel;
+import javax.swing.table.TableModel;
 
 public class GUIUtil {
 
@@ -112,5 +118,68 @@ public class GUIUtil {
     public static void setWindowIcons(Window window) {
        window.setIconImages(images);
     }
+    
+    
+    /**
+     * A mouse listener that toggles the state of a boolean value in a table model
+     * when clicked on another column of the table.
+     * <p>
+     * NOTE:  If the table model does not extend AbstractTableModel, the model must
+     * fire a change event (which in normal table usage is not necessary).
+     * 
+     * @author Sampo Niskanen <sampo.niskanen@iki.fi>
+     */
+    public static class BooleanTableClickListener extends MouseAdapter {
+       
+       private final JTable table;
+       private final int clickColumn;
+       private final int booleanColumn;
+       
+       
+       public BooleanTableClickListener(JTable table) {
+               this(table, 1, 0);
+       }
+
+       
+       public BooleanTableClickListener(JTable table, int clickColumn, int booleanColumn) {
+               this.table = table;
+               this.clickColumn = clickColumn;
+               this.booleanColumn = booleanColumn;
+       }
+       
+               @Override
+               public void mouseClicked(MouseEvent e) {
+                       Point p = e.getPoint();
+                       int col = table.columnAtPoint(p);
+                       if (col < 0)
+                               return;
+                       col = table.convertColumnIndexToModel(col);
+                       if (col != clickColumn) 
+                               return;
+                       
+                       int row = table.rowAtPoint(p);
+                       if (row < 0)
+                               return;
+                       row = table.convertRowIndexToModel(row);
+                       if (row < 0)
+                               return;
+                       
+                       TableModel model = table.getModel();
+                       Object value = model.getValueAt(row, booleanColumn);
+                       
+                       if (!(value instanceof Boolean)) {
+                               throw new IllegalStateException("Table value at row="+row+" col="+
+                                               booleanColumn + " is not a Boolean, value=" +value);
+                       }
+                       
+                       Boolean b = (Boolean)value;
+                       b = !b;
+                       model.setValueAt(b, row, booleanColumn);
+                       if (model instanceof AbstractTableModel) {
+                               ((AbstractTableModel)model).fireTableCellUpdated(row, booleanColumn);
+                       }
+               }
+
+    }
        
 }