Initial revision

source/org/thdl/tib/text/DuffCellRenderer.java

@@ -0,0 +1,140 @@
+/*
+The contents of this file are subject to the AMP Open Community License
+Version 1.0 (the "License"); you may not use this file except in compliance
+with the License. You may obtain a copy of the License on the AMP web site 
+(http://www.tibet.iteso.mx/Guatemala/).
+
+Software distributed under the License is distributed on an "AS IS" basis, 
+WITHOUT WARRANTY OF ANY KIND, either express or implied. See the 
+License for the specific terms governing rights and limitations under the 
+License. 
+
+The Initial Developer of this software is Andres Montano Pellegrini. Portions
+created by Andres Montano Pellegrini are Copyright 2001 Andres Montano
+Pellegrini. All Rights Reserved. 
+
+Contributor(s): Edward Garrett.
+*/
+
+package org.thdl.tib.text;
+
+import java.awt.*;
+import javax.swing.*;
+import javax.swing.table.TableCellRenderer;
+import javax.swing.border.*;
+import javax.swing.text.*;
+import org.thdl.tib.input.DuffPane;
+import org.thdl.tib.text.*;
+import org.thdl.tib.text.TibetanDocument.DuffData;
+import java.io.Serializable;
+
+/** Used by DictionaryTable to display a Tibetan word or phrase
+	(in either Roman or Tibetan script) in a single cell.
+    
+    @author Andrés Montano Pellegrini
+	@see DictionaryTable
+*/
+public class DuffCellRenderer extends DuffPane implements TableCellRenderer, Serializable
+{
+
+    protected static Border noFocusBorder = new EmptyBorder(1, 1, 1, 1); 
+    
+    // We need a place to store the color the DuffPane should be returned 
+    // to after its foreground and background colors have been set 
+    // to the selection background color. 
+    // These ivars will be made protected when their names are finalized. 
+    private Color unselectedForeground; 
+    private Color unselectedBackground;
+    
+    public DuffCellRenderer()
+    {
+        super();
+    	setOpaque(true);
+        setBorder(noFocusBorder);        
+    }
+    
+        /**
+     * Overrides <code>JComponent.setForeground</code> to assign
+     * the unselected-foreground color to the specified color.
+     * 
+     * @param c set the foreground color to this value
+     */
+    public void setForeground(Color c) {
+        super.setForeground(c); 
+        unselectedForeground = c; 
+    }
+    
+    /**
+     * Overrides <code>JComponent.setForeground</code> to assign
+     * the unselected-background color to the specified color.
+     *
+     * @param c set the background color to this value
+     */
+    public void setBackground(Color c) {
+        super.setBackground(c); 
+        unselectedBackground = c; 
+    }
+
+    /**
+     * Notification from the <code>UIManager</code> that the look and feel
+     * [L&F] has changed.
+     * Replaces the current UI object with the latest version from the 
+     * <code>UIManager</code>.
+     *
+     * @see JComponent#updateUI
+     */
+    public void updateUI() {
+        super.updateUI(); 
+	    setForeground(null);
+	    setBackground(null);
+    }    
+    
+    public Component getTableCellRendererComponent(JTable table, Object value,
+                          boolean isSelected, boolean hasFocus, int row, int column)
+    {
+	    if (isSelected)
+	    {
+	        super.setForeground(table.getSelectionForeground());
+	        super.setBackground(table.getSelectionBackground());
+	    }
+	    else
+	    {
+	        super.setForeground((unselectedForeground != null) ? unselectedForeground : table.getForeground());
+	        super.setBackground((unselectedBackground != null) ? unselectedBackground : table.getBackground());
+	    }
+
+    	if (hasFocus) {
+	        setBorder( UIManager.getBorder("Table.focusCellHighlightBorder") );
+	        if (table.isCellEditable(row, column)) {
+	            super.setForeground( UIManager.getColor("Table.focusCellForeground") );
+	            super.setBackground( UIManager.getColor("Table.focusCellBackground") );
+    	    }
+	    } else {
+	        setBorder(noFocusBorder);
+	    }
+        
+        setValue(value);
+
+        // ---- begin optimization to avoid painting background ----
+    	Color back = getBackground();
+	    boolean colorMatch = (back != null) && ( back.equals(table.getBackground()) ) && table.isOpaque();
+        setOpaque(!colorMatch);
+	    // ---- end optimization to aviod painting background ----
+        
+        return this;
+    }
+
+	public void setValue(Object value)
+	{
+	    TibetanDocument doc = (TibetanDocument) getDocument();
+	    try
+	    {
+	        doc.remove(0, doc.getLength());
+	    }
+	    catch (Exception e)
+	    {
+	        System.out.println(e);
+	    }
+	    doc.insertDuff(0, (DuffData []) value);
+	}
+}