From 8e0f868a5e3252e8f48d5b8a7be7d2b9155b7328 Mon Sep 17 00:00:00 2001
From: Reijo Tomperi <aggro80@users.sourceforge.net>
Date: Tue, 13 Oct 2009 11:19:00 +0300
Subject: [PATCH] Fix #455 (Recheck is enabled when no previous results
 available) http://sourceforge.net/apps/trac/cppcheck/ticket/455

---
 gui/mainwindow.cpp    | 6 +++++-
 gui/threadhandler.cpp | 7 +++++++
 gui/threadhandler.h   | 7 +++++++
 3 files changed, 19 insertions(+), 1 deletion(-)

diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index 112b10262..ef27c0fcc 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -89,6 +89,7 @@ MainWindow::MainWindow() :
 
     mUI.mActionClearResults->setEnabled(false);
     mUI.mActionSave->setEnabled(false);
+    mUI.mActionRecheck->setEnabled(false);
 
 
 
@@ -419,7 +420,10 @@ void MainWindow::EnableCheckButtons(bool enable)
 {
     mUI.mActionStop->setEnabled(!enable);
     mUI.mActionCheckFiles->setEnabled(enable);
-    mUI.mActionRecheck->setEnabled(enable);
+
+    if (!enable || mThread->HasPreviousFiles())
+        mUI.mActionRecheck->setEnabled(enable);
+
     mUI.mActionCheckDirectory->setEnabled(enable);
 }
 
diff --git a/gui/threadhandler.cpp b/gui/threadhandler.cpp
index 0c18f0b62..8f6ea916c 100644
--- a/gui/threadhandler.cpp
+++ b/gui/threadhandler.cpp
@@ -166,3 +166,10 @@ void ThreadHandler::SaveSettings(QSettings &settings)
     settings.setValue(SETTINGS_CHECK_THREADS, mThreads.size());
 }
 
+bool ThreadHandler::HasPreviousFiles() const
+{
+    if (mLastFiles.size() > 0)
+        return true;
+
+    return false;
+}
diff --git a/gui/threadhandler.h b/gui/threadhandler.h
index d90dace28..b8ce9c6bf 100644
--- a/gui/threadhandler.h
+++ b/gui/threadhandler.h
@@ -96,6 +96,13 @@ public:
     */
     bool IsChecking() const;
 
+    /**
+    * @brief Have we checked files already?
+    *
+    * @return true check has been previously run and recheck can be done
+    */
+    bool HasPreviousFiles() const;
+
 signals:
     /**
     * @brief Signal that all threads are done