From: amwaterhouse <Andrew Waterhouse>
Date: Wed, 23 Mar 2005 11:55:39 +0000 (+0000)
Subject: override showSaveDialog to prompt user if file exists
X-Git-Tag: Release_2_0~523
X-Git-Url: http://source.jalview.org/gitweb/?a=commitdiff_plain;h=c1c3302d36200898b0af17000b84fd26a63e2c37;p=jalview.git

override showSaveDialog to prompt user if file exists
---

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)
       };
     }
-
   }
 
   /**************************************************************************