[#189 state:fixed] Added "Export to CSV" feature.

cocoa/base/AppDelegateBase.m

@@ -291,4 +291,18 @@ http://www.hardcoded.net/licenses/bsd_license
     }
 }
 
+- (NSString *)selectDestFileWithPrompt:(NSString *)prompt extension:(NSString *)extension
+{
+    NSSavePanel *sp = [NSSavePanel savePanel];
+    [sp setCanCreateDirectories:YES];
+    [sp setAllowedFileTypes:[NSArray arrayWithObject:extension]];
+    [sp setTitle:prompt];
+    if ([sp runModal] == NSOKButton) {
+        return [sp filename];
+    }
+    else {
+        return nil;
+    }
+}
+
 @end

cocoa/base/ResultWindow.h

@@ -57,7 +57,6 @@ http://www.hardcoded.net/licenses/bsd_license
 - (void)changeOptions;
 - (void)copyMarked;
 - (void)trashMarked;
-- (void)exportToXHTML;
 - (void)filter;
 - (void)focusOnFilterField;
 - (void)ignoreSelected;

cocoa/base/ResultWindow.m

@@ -151,12 +151,6 @@ http://www.hardcoded.net/licenses/bsd_license
     [model deleteMarked];
 }
 
-- (void)exportToXHTML
-{
-    NSString *exported = [model exportToXHTML];
-    [[NSWorkspace sharedWorkspace] openFile:exported];
-}
-
 - (void)filter
 {
     NSUserDefaults *ud = [NSUserDefaults standardUserDefaults];

cocoa/base/ui/main_menu.py

@@ -28,7 +28,8 @@ appMenu.addItem("Quit dupeGuru", Action(NSApp, 'terminate:'), 'cmd+q')
 fileMenu.addItem("Load Results...", Action(None, 'loadResults'), 'cmd+o')
 owner.recentResultsMenu = fileMenu.addMenu("Load Recent Results")
 fileMenu.addItem("Save Results...", Action(None, 'saveResults'), 'cmd+s')
-fileMenu.addItem("Export Results to XHTML", Action(None, 'exportToXHTML'), 'cmd+shift+e')
+fileMenu.addItem("Export Results to XHTML", Action(owner.model, 'exportToXHTML'), 'cmd+shift+e')
+fileMenu.addItem("Export Results to CSV", Action(owner.model, 'exportToCSV'))
 if edition == 'pe':
     fileMenu.addItem("Clear Picture Cache", Action(owner, 'clearPictureCache'), 'cmd+shift+p')
 elif edition == 'me':