From e1342435ca888006feb1b06e5672e84f2b062c89 Mon Sep 17 00:00:00 2001
From: Aleksandr Pikalev <alexpikptz@gmail.com>
Date: Sun, 18 Oct 2015 18:19:05 +0300
Subject: [PATCH] Fixed #7063 (GUI: better extensions filtering)

Make filtering case insensitive to let check *.C, *.CPP, etc files.
Show in file open dialog only files that could be checked.
---
 gui/filelist.cpp   | 2 +-
 gui/filelist.h     | 4 ++--
 gui/mainwindow.cpp | 4 +++-
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/gui/filelist.cpp b/gui/filelist.cpp
index 3f3496b5a..d281f8e07 100644
--- a/gui/filelist.cpp
+++ b/gui/filelist.cpp
@@ -35,7 +35,7 @@ bool FileList::FilterMatches(const QFileInfo &inf)
         const QStringList filters = FileList::GetDefaultFilters();
         QString ext("*.");
         ext += inf.suffix();
-        if (filters.contains(ext))
+        if (filters.contains(ext, Qt::CaseInsensitive))
             return true;
     }
     return false;
diff --git a/gui/filelist.h b/gui/filelist.h
index 9f085e883..284a62c80 100644
--- a/gui/filelist.h
+++ b/gui/filelist.h
@@ -68,14 +68,14 @@ public:
     */
     void AddExcludeList(const QStringList &paths);
 
-protected:
-
     /**
     * @brief Return list of default filename extensions included.
     * @return list of default filename extensions included.
     */
     static QStringList GetDefaultFilters();
 
+protected:
+
     /**
     * @brief Test if filename matches the filename extensions filtering.
     * @return true if filename matches filtering.
diff --git a/gui/mainwindow.cpp b/gui/mainwindow.cpp
index 7ac7c23d2..9048b1997 100644
--- a/gui/mainwindow.cpp
+++ b/gui/mainwindow.cpp
@@ -435,9 +435,11 @@ QStringList MainWindow::SelectFilesToCheck(QFileDialog::FileMode mode)
     // QFileDialog::getExistingDirectory() because they show native Windows
     // selection dialog which is a lot more usable than Qt:s own dialog.
     if (mode == QFileDialog::ExistingFiles) {
+
         selected = QFileDialog::getOpenFileNames(this,
                    tr("Select files to check"),
-                   GetPath(SETTINGS_LAST_CHECK_PATH));
+                   GetPath(SETTINGS_LAST_CHECK_PATH),
+                   tr("C/C++ Source (%1)").arg(FileList::GetDefaultFilters().join(" ")));
         if (selected.isEmpty())
             mCurrentDirectory.clear();
         else {