From c1c3302d36200898b0af17000b84fd26a63e2c37 Mon Sep 17 00:00:00 2001
From: amwaterhouse <Andrew Waterhouse>
Date: Wed, 23 Mar 2005 11:55:39 +0000
Subject: [PATCH] override showSaveDialog to prompt user if file exists

---
 src/jalview/io/JalviewFileChooser.java |   18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/jalview/io/JalviewFileChooser.java b/src/jalview/io/JalviewFileChooser.java
index 4dba60d..5b4fa21 100755
--- a/src/jalview/io/JalviewFileChooser.java
+++ b/src/jalview/io/JalviewFileChooser.java
@@ -45,6 +45,23 @@ public class JalviewFileChooser extends JFileChooser
     initColumns();
   }
 
+  public int showSaveDialog(Component parent) throws HeadlessException {
+      setDialogType(SAVE_DIALOG);
+      int ret = showDialog(parent, null);
+
+      if(ret == JalviewFileChooser.APPROVE_OPTION  &&  getSelectedFile().exists() )
+      {
+       int confirm =  JOptionPane.showConfirmDialog(parent,
+                                      "Overwrite existing file?",
+                                      "File exists",
+                                      JOptionPane.YES_NO_OPTION);
+       if(confirm!=JOptionPane.YES_OPTION)
+         ret = this.CANCEL_OPTION;
+      }
+      return ret;
+  }
+
+
   void initColumns()
   {
     if (COLUMNS == null)
@@ -58,7 +75,6 @@ public class JalviewFileChooser extends JFileChooser
         UIManager.getString("FileChooser.fileAttrHeaderText",l)
       };
     }
-
   }
 
   /**************************************************************************
-- 
1.7.10.2