Add help buttons. Ifdef out some code on Windows.

svn path=/trunk/; revision=45564

1 files changed, 17 insertions, 4 deletions

diff --git a/ui/qt/export_dissection_dialog.cpp b/ui/qt/export_dissection_dialog.cpp
index 0fe701335a..59920d04f0 100644
--- a/ui/qt/export_dissection_dialog.cpp
+++ b/ui/qt/export_dissection_dialog.cpp
@@ -66,10 +66,6 @@ ExportDissectionDialog::ExportDissectionDialog(QWidget *parent, capture_file *ca
     setAcceptMode(QFileDialog::AcceptSave);
     setLabelText(FileType, "Export as:");
 
-    if (button_box) {
-        save_bt_ = button_box->button(QDialogButtonBox::Save);
-    }
-
     // export_type_map_keys() sorts alphabetically. We don't want that.
     name_filters
             << "Plain text (*.txt)"
@@ -100,6 +96,13 @@ ExportDissectionDialog::ExportDissectionDialog(QWidget *parent, capture_file *ca
 
     h_box->addWidget(&packet_format_group_box_, 0, Qt::AlignTop);
 
+    if (button_box) {
+        button_box->addButton(QDialogButtonBox::Help);
+        connect(button_box, SIGNAL(helpRequested()), this, SLOT(on_buttonBox_helpRequested()));
+
+        save_bt_ = button_box->button(QDialogButtonBox::Save);
+    }
+
     if (save_bt_) {
         connect(&packet_range_group_box_, SIGNAL(validityChanged(bool)),
                 this, SLOT(checkValidity()));
@@ -240,4 +243,14 @@ void ExportDissectionDialog::checkValidity()
 
     save_bt_->setEnabled(enable);
 }
+
+void ExportDissectionDialog::on_buttonBox_helpRequested()
+{
+    gchar *url = topic_action_url(HELP_EXPORT_FILE_DIALOG);
+
+    if(url != NULL) {
+        QDesktopServices::openUrl(QUrl(url));
+        g_free(url);
+    }
+}
 #endif // Q_WS_WIN