diff -r ef0373b55136 -r 758a864f9613 src/gui/dialogs/qfiledialog_mac.mm
--- a/src/gui/dialogs/qfiledialog_mac.mm	Fri Sep 17 08:34:18 2010 +0300
+++ b/src/gui/dialogs/qfiledialog_mac.mm	Mon Oct 04 01:19:32 2010 +0300
@@ -119,6 +119,7 @@
 - (QString)removeExtensions:(const QString &)filter;
 - (void)createTextField;
 - (void)createPopUpButton:(const QString &)selectedFilter hideDetails:(BOOL)hideDetails;
+- (QStringList)findStrippedFilterWithVisualFilterName:(QString)name;
 - (void)createAccessory;
 
 @end
@@ -127,8 +128,6 @@
 
 - (id)initWithAcceptMode:(QT_PREPEND_NAMESPACE(QFileDialog::AcceptMode))acceptMode
     title:(const QString &)title
-    nameFilters:(const QStringList &)nameFilters
-    selectedNameFilter:(const QString &)selectedNameFilter
     hideNameFilterDetails:(bool)hideNameFilterDetails
     qDirFilter:(QT_PREPEND_NAMESPACE(QDir::Filters))qDirFilter
     fileOptions:(QT_PREPEND_NAMESPACE(QFileDialog::Options))fileOptions
@@ -158,8 +157,10 @@
     mPriv = priv;
     mLastFilterCheckPath = new QString;
     mQDirFilterEntryList = new QStringList;
-    mNameFilterDropDownList = new QStringList(nameFilters);
-    mSelectedNameFilter = new QStringList(qt_clean_filter_list(selectedNameFilter));
+    mNameFilterDropDownList = new QStringList(priv->nameFilters);
+    QString selectedVisualNameFilter = priv->qFileDialogUi->fileTypeCombo->currentText();
+    mSelectedNameFilter = new QStringList([self findStrippedFilterWithVisualFilterName:selectedVisualNameFilter]);
+
     QFileInfo sel(selectFile);
     if (sel.isDir()){
         mCurrentDir = [qt_mac_QStringToNSString(sel.absoluteFilePath()) retain];
@@ -168,8 +169,9 @@
         mCurrentDir = [qt_mac_QStringToNSString(sel.absolutePath()) retain];
         mCurrentSelection = new QString(sel.absoluteFilePath());
     }
+
     [mSavePanel setTitle:qt_mac_QStringToNSString(title)];
-    [self createPopUpButton:selectedNameFilter hideDetails:hideNameFilterDetails];
+    [self createPopUpButton:selectedVisualNameFilter hideDetails:hideNameFilterDetails];
     [self createTextField];
     [self createAccessory];
     [mSavePanel setAccessoryView:mNameFilterDropDownList->size() > 1 ? mAccessoryView : nil];
@@ -350,7 +352,7 @@
     // This mDelegate function is called when the _name_ filter changes.
     Q_UNUSED(sender);
     QString selection = mNameFilterDropDownList->value([mPopUpButton indexOfSelectedItem]);
-    *mSelectedNameFilter = QT_PREPEND_NAMESPACE(qt_clean_filter_list)(selection);
+    *mSelectedNameFilter = [self findStrippedFilterWithVisualFilterName:selection];
     [mSavePanel validateVisibleColumns];
     [self updateProperties];
     if (mPriv)
@@ -499,6 +501,15 @@
     }
 }
 
+- (QStringList) findStrippedFilterWithVisualFilterName:(QString)name
+{
+    for (int i=0; i<mNameFilterDropDownList->size(); ++i) {
+        if (mNameFilterDropDownList->at(i).startsWith(name))
+            return qt_clean_filter_list(mNameFilterDropDownList->at(i));
+    }
+    return QStringList();
+}
+
 - (void)createAccessory
 {
     NSRect accessoryRect = { { 0.0, 0.0 }, { 450.0, 33.0 } };
@@ -782,9 +793,11 @@
             const QtMacFilterName &fn = fileDialogPrivate->filterInfo.filters.at(
                                                        fileDialogPrivate->filterInfo.currentSelection);
             QStringList reg = fn.regexp.split(QLatin1String(";"), QString::SkipEmptyParts);
-            QString r = reg.first();
-            r  = r.right(r.length()-1);      // Strip the *
-            base += r;                        //"." + QString::number(s->menuType);
+            if (reg.count()) {
+                QString r = reg.first();
+                r  = r.right(r.length()-1);      // Strip the *
+                base += r;                        //"." + QString::number(s->menuType);
+            }
             NavDialogSetSaveFileName(p->context, QCFString::toCFStringRef(base));
         }
 #ifdef DEBUG_FILEDIALOG_FILTERS
@@ -1037,8 +1050,6 @@
     QT_MANGLE_NAMESPACE(QNSOpenSavePanelDelegate) *delegate = [[QT_MANGLE_NAMESPACE(QNSOpenSavePanelDelegate) alloc]
         initWithAcceptMode:acceptMode
         title:q->windowTitle()
-        nameFilters:q->nameFilters()
-        selectedNameFilter:q->selectedNameFilter()
         hideNameFilterDetails:q->testOption(QFileDialog::HideNameFilterDetails)
         qDirFilter:model->filter()
         fileOptions:opts