1 files changed, 122 insertions, 0 deletions
diff --git a/accessibility/workben/org/openoffice/accessibility/awb/view/text/CaretSpinnerModel.java b/accessibility/workben/org/openoffice/accessibility/awb/view/text/CaretSpinnerModel.java
new file mode 100644
index 000000000000..c210b0eff086
--- /dev/null
+++ b/accessibility/workben/org/openoffice/accessibility/awb/view/text/CaretSpinnerModel.java
@@ -0,0 +1,122 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+package org.openoffice.accessibility.awb.view.text;
+
+import java.lang.Integer;
+import java.util.Vector;
+import javax.swing.SpinnerModel;
+import javax.swing.event.ChangeEvent;
+import javax.swing.event.ChangeListener;
+
+import com.sun.star.accessibility.XAccessibleText;
+import com.sun.star.lang.IndexOutOfBoundsException;
+
+
+/** A simple model for JSpinner objects that clips the spinner values to valid
+    text indices.
+*/
+public class CaretSpinnerModel
+    implements SpinnerModel
+{
+    public CaretSpinnerModel (XAccessibleText xText)
+    {
+        mxText = xText;
+        maListeners = new Vector ();
+    }
+
+    public void addChangeListener (ChangeListener aListener)
+    {
+        if (aListener != null)
+            maListeners.add (aListener);
+    }
+
+    public void removeChangeListener (ChangeListener aListener)
+    {
+        maListeners.removeElement (aListener);
+    }
+
+    public Object getNextValue ()
+    {
+        if (mxText != null)
+        {
+            int nPosition = mxText.getCaretPosition();
+            if (nPosition+1 <= mxText.getCharacterCount())
+                return new Integer (nPosition+1);
+        }
+        return null;
+    }
+
+    public Object getPreviousValue ()
+    {
+        if (mxText != null)
+        {
+            int nPosition = mxText.getCaretPosition();
+            if (nPosition > 0)
+                return new Integer (nPosition-1);
+        }
+        return null;
+    }
+
+    public Object getValue ()
+    {
+        if (mxText != null)
+            return new Integer (mxText.getCaretPosition());
+        else
+            return null;
+    }
+
+    public void setValue (Object aValue)
+    {
+        if (mxText != null)
+            if (aValue instanceof Integer)
+            {
+                try
+                {
+                    if( ((Integer)aValue).intValue() != mxText.getCaretPosition() )
+                      mxText.setCaretPosition (((Integer)aValue).intValue());
+                }
+                catch (IndexOutOfBoundsException aException)
+                {
+                }
+            }
+    }
+
+    /** Call this method when the caret position has changes so that the model
+        can inform its listeners about it.
+    */
+    public void Update ()
+    {
+        ChangeEvent aEvent = new ChangeEvent (this);
+        for (int i=0; i<maListeners.size(); i++)
+            ((ChangeListener)maListeners.elementAt(i)).stateChanged (aEvent);
+    }
+
+    private XAccessibleText mxText;
+    private Integer maValue;
+    private Vector maListeners;
+}