JAL-1988 JAL-3772 Non-blocking modal dialogs for unsaved changes and saving files...

[jalview.git] / src / jalview / io / JalviewFileChooser.java

diff --git a/src/jalview/io/JalviewFileChooser.java b/src/jalview/io/JalviewFileChooser.java
index a9101a1..dba7ad1 100755 (executable)
--- a/src/jalview/io/JalviewFileChooser.java
+++ b/src/jalview/io/JalviewFileChooser.java
@@ -21,12 +21,6 @@
 //////////////////////////////////////////////////////////////////
 package jalview.io;
 
-import jalview.bin.Cache;
-import jalview.gui.JvOptionPane;
-import jalview.util.MessageManager;
-import jalview.util.Platform;
-import jalview.util.dialogrunner.DialogRunnerI;
-
 import java.awt.Component;
 import java.awt.Dimension;
 import java.awt.EventQueue;
@@ -44,18 +38,26 @@ import java.util.List;
 import java.util.Map;
 import java.util.StringTokenizer;
 import java.util.Vector;
+import java.util.concurrent.Callable;
 
 import javax.swing.BoxLayout;
 import javax.swing.DefaultListCellRenderer;
 import javax.swing.JCheckBox;
 import javax.swing.JFileChooser;
 import javax.swing.JList;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JScrollPane;
 import javax.swing.SpringLayout;
 import javax.swing.filechooser.FileFilter;
 import javax.swing.plaf.basic.BasicFileChooserUI;
 
+import jalview.bin.Cache;
+import jalview.gui.JvOptionPane;
+import jalview.util.MessageManager;
+import jalview.util.Platform;
+import jalview.util.dialogrunner.DialogRunnerI;
+
 /**
  * Enhanced file chooser dialog box.
  *
@@ -70,7 +72,7 @@ public class JalviewFileChooser extends JFileChooser
 {
   private static final long serialVersionUID = 1L;
 
-  private Map<Object, Runnable> callbacks = new HashMap<>();
+  private Map<Object, Callable> callbacks = new HashMap<>();
 
   File selectedFile = null;
 
@@ -488,10 +490,13 @@ public class JalviewFileChooser extends JFileChooser
 
     if (selectedFile.exists())
     {
-      int confirm = JvOptionPane.showConfirmDialog(this,
-              MessageManager.getString("label.overwrite_existing_file"),
-              MessageManager.getString("label.file_already_exists"),
-              JvOptionPane.YES_NO_OPTION);
+      int confirm = Cache.getDefault("CONFIRM_OVERWRITE_FILE", true)
+              ? JvOptionPane.showConfirmDialog(this,
+                      MessageManager
+                              .getString("label.overwrite_existing_file"),
+                      MessageManager.getString("label.file_already_exists"),
+                      JvOptionPane.YES_NO_OPTION)
+              : JOptionPane.YES_OPTION;
 
       if (confirm != JvOptionPane.YES_OPTION)
       {
@@ -596,8 +601,26 @@ public class JalviewFileChooser extends JFileChooser
 
   }
 
+  /*
   @Override
-  public DialogRunnerI setResponseHandler(Object response, Runnable action)
+  public JalviewFileChooser setResponseHandler(Object response,
+          Runnable action)
+  {
+    callbacks.put(response, new Callable<Void>()
+    {
+      @Override
+      public Void call()
+      {
+        action.run();
+        return null;
+      }
+    });
+    return this;
+  }
+  */
+
+  @Override
+  public DialogRunnerI setResponseHandler(Object response, Callable action)
   {
     callbacks.put(response, action);
     return this;
@@ -613,10 +636,16 @@ public class JalviewFileChooser extends JFileChooser
     {
       return;
     }
-    Runnable action = callbacks.get(response);
+    Callable action = callbacks.get(response);
     if (action != null)
     {
-      action.run();
+      try
+      {
+        action.call();
+      } catch (Exception e)
+      {
+        e.printStackTrace();
+      }
     }
   }