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Recovered from cvs revision 2007-11-04 04:06:00

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hyung-hwan 2007-11-04 14:47:00 +00:00
parent 1e7cc83fc5
commit 3f7b3c443c
1 changed files with 117 additions and 2 deletions
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119
ase/test/awk/AseAwkPanel.java
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@ -1,9 +1,11 @@
/*
* $Id: AseAwkPanel.java,v 1.20 2007/11/02 13:08:58 bacon Exp $
* $Id: AseAwkPanel.java,v 1.21 2007/11/03 14:35:02 bacon Exp $
*/
import java.awt.*;
import java.awt.event.*;
import java.awt.dnd.*;
import java.awt.datatransfer.*;
import java.net.URL;
import java.net.URLConnection;
@ -17,7 +19,10 @@ import java.io.Writer;
import java.io.InputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.security.MessageDigest;
import java.util.List;
import java.util.Iterator;
import ase.awk.StdAwk;
import ase.awk.Console;
@ -25,7 +30,7 @@ import ase.awk.Context;
import ase.awk.Argument;
import ase.awk.Return;
public class AseAwkPanel extends Panel
public class AseAwkPanel extends Panel implements DropTargetListener
{
/* MsgBox taken from http://www.rgagnon.com/javadetails/java-0242.html */
@ -302,6 +307,9 @@ public class AseAwkPanel extends Panel
private TextField jniLib;
private Label statusLabel;
private DropTarget srcInDropTarget;
private DropTarget conInDropTarget;
private boolean jniLibLoaded = false;
private class Option
@ -483,6 +491,9 @@ public class AseAwkPanel extends Panel
add (centerPanel, BorderLayout.CENTER);
add (leftPanel, BorderLayout.WEST);
add (statusLabel, BorderLayout.SOUTH);
srcInDropTarget = new DropTarget (srcIn, this);
conInDropTarget = new DropTarget (conIn, this);
}
public void prepareNativeInterface ()
@ -773,5 +784,109 @@ public class AseAwkPanel extends Panel
}
}
}
public void dragEnter(DropTargetDragEvent dtde) { }
public void dragExit(DropTargetEvent dte) { }
public void dragOver(DropTargetDragEvent dtde) { }
public void dropActionChanged(DropTargetDragEvent dtde) { }
public void drop (DropTargetDropEvent dtde)
{
DropTarget dropTarget = dtde.getDropTargetContext().getDropTarget();
if (dropTarget != srcInDropTarget &&
dropTarget != conInDropTarget)
{
dtde.rejectDrop ();
return;
}
Transferable tr = dtde.getTransferable ();
DataFlavor[] flavors = tr.getTransferDataFlavors();
for (int i = 0; i < flavors.length; i++)
{
//System.out.println("Possible flavor: " + flavors[i].getMimeType());
if (flavors[i].isFlavorJavaFileListType())
{
TextArea t = (TextArea)dropTarget.getComponent();
t.setText ("");
try
{
dtde.acceptDrop (DnDConstants.ACTION_COPY_OR_MOVE);
List files = (List)tr.getTransferData(flavors[i]);
Iterator x = files.iterator ();
while (x.hasNext())
{
File file = (File)x.next ();
loadFileTo (file, t);
}
dtde.dropComplete (true);
return;
}
catch (UnsupportedFlavorException e)
{
dtde.rejectDrop ();
return;
}
catch (IOException e)
{
dtde.rejectDrop ();
return;
}
}
else if (flavors[i].isFlavorSerializedObjectType())
{
TextArea t = (TextArea)dropTarget.getComponent();
try
{
dtde.acceptDrop (DnDConstants.ACTION_COPY_OR_MOVE);
Object o = tr.getTransferData(flavors[i]);
t.replaceText (o.toString(), t.getSelectionStart(), t.getSelectionEnd());
dtde.dropComplete(true);
return;
}
catch (UnsupportedFlavorException e)
{
dtde.rejectDrop ();
return;
}
catch (IOException e)
{
dtde.rejectDrop ();
return;
}
}
}
}
private void loadFileTo (File file, TextArea textArea) throws IOException
{
FileReader fr = null;
StringBuffer fb = new StringBuffer(textArea.getText());
try
{
fr = new FileReader (file);
int n;
char[] b = new char[1024];
while ((n = fr.read (b)) != -1) fb.append (b, 0, n);
}
catch (IOException e) { throw e; }
finally
{
if (fr != null)
{
try { fr.close (); }
catch (IOException e) {}
fr = null;
}
}
textArea.setText (fb.toString());
}
}