X-Git-Url: http://source.jalview.org/gitweb/?a=blobdiff_plain;f=src%2Fjalview%2Fio%2FJalviewFileChooser.java;h=5b4fa212720bd74770f7c3a1dbd6e0c9104da33f;hb=24efbd38f2c3dceaf6d3e305eef41ba0b0c9ebdc;hp=4dba60dcf16d1c8dfa63326a0b7999d8adb22d68;hpb=6963fa5dd8cd395afc095fe1dabba37387034631;p=jalview.git

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