This implements a missing method in TransferHandler.importData(). This
is accompanied by an extensive Mauve test to that method.
2006-10-28 Roman Kennke <[EMAIL PROTECTED]>
* javax/swing/TransferHandler.java
(importData): Implemented stub method. Added API docs.
/Roman
Index: javax/swing/TransferHandler.java
===================================================================
RCS file: /cvsroot/classpath/classpath/javax/swing/TransferHandler.java,v
retrieving revision 1.18
diff -u -1 -5 -r1.18 TransferHandler.java
--- javax/swing/TransferHandler.java 17 Oct 2006 20:15:43 -0000 1.18
+++ javax/swing/TransferHandler.java 28 Oct 2006 10:37:33 -0000
@@ -395,34 +395,75 @@
}
else
exportDone(c, null, NONE);
}
public int getSourceActions(JComponent c)
{
return sourceActions;
}
public Icon getVisualRepresentation(Transferable t)
{
return visualRepresentation;
}
+ /**
+ * Imports the transfer data represented by <code>t</code> into the specified
+ * component <code>c</code> by setting the property of this TransferHandler
+ * on that component. If this succeeds, this method returns
+ * <code>true</code>, otherwise <code>false</code>.
+ *
+ *
+ * @param c the component to import into
+ * @param t the transfer data to import
+ *
+ * @return <code>true</code> if the transfer succeeds, <code>false</code>
+ * otherwise
+ */
public boolean importData(JComponent c, Transferable t)
- throws NotImplementedException
{
- return false;
+ boolean ok = false;
+ PropertyDescriptor prop = getPropertyDescriptor(c);
+ if (prop != null)
+ {
+ Method writer = prop.getWriteMethod();
+ if (writer != null)
+ {
+ Class[] params = writer.getParameterTypes();
+ if (params.length == 1)
+ {
+ DataFlavor flavor = getPropertyDataFlavor(params[0],
+ t.getTransferDataFlavors());
+ if (flavor != null)
+ {
+ try
+ {
+ Object value = t.getTransferData(flavor);
+ writer.invoke(c, new Object[]{ value });
+ ok = true;
+ }
+ catch (Exception ex)
+ {
+ // If anything goes wrong here, do nothing and return
+ // false;
+ }
+ }
+ }
+ }
+ }
+ return ok;
}
/**
* Returns the property descriptor for the property of this TransferHandler
* in the specified component, or <code>null</code> if no such property
* exists in the component. This method only returns properties that are
* at least readable (that is, it has a public no-arg getter method).
*
* @param c the component to check
*
* @return the property descriptor for the property of this TransferHandler
* in the specified component, or <code>null</code> if no such
* property exists in the component
*/
private PropertyDescriptor getPropertyDescriptor(JComponent c)
