MimeDatabase: Add allGlobPatterns and allFiltersString

Change-Id: I255d1ef3140b220de9bdc279788abf3fecb16af9
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>

src/libs/utils/mimetypes/mimedatabase.cpp

@@ -40,6 +40,7 @@
 #include "mimeprovider_p.h"
 #include "mimetype_p.h"
 
+#include <QtCore/QCoreApplication>
 #include <QtCore/QFile>
 #include <QtCore/QFileInfo>
 #include <QtCore/QSet>
@@ -51,6 +52,8 @@
 #include <algorithm>
 #include <functional>
 
+static const char ALL_FILES_FILTER[]      = QT_TRANSLATE_NOOP("Core", "All Files (*)");
+
 using namespace Utils;
 using namespace Utils::Internal;
 
@@ -311,6 +314,36 @@ void MimeDatabase::addMimeTypes(const QString &fileName)
     xmlProvider->addFile(fileName);
 }
 
+QString MimeDatabase::allFiltersString(QString *allFilesFilter)
+{
+    MimeDatabase mdb;
+    QSet<QString> uniqueFilters;
+    foreach (const MimeType &mt, mdb.allMimeTypes())
+        uniqueFilters.insert(mt.filterString());
+    QStringList filters;
+    foreach (const QString &filter, uniqueFilters)
+        filters.append(filter);
+    filters.sort();
+    static const QString allFiles =
+        QCoreApplication::translate("Core", ALL_FILES_FILTER);
+    if (allFilesFilter)
+        *allFilesFilter = allFiles;
+
+    // Prepend all files filter
+    filters.prepend(allFiles);
+
+    return filters.join(QLatin1String(";;"));
+}
+
+QStringList MimeDatabase::allGlobPatterns()
+{
+    MimeDatabase mdb;
+    QStringList patterns;
+    foreach (const MimeType &mt, mdb.allMimeTypes())
+        patterns.append(mt.globPatterns());
+    return patterns;
+}
+
 /*!
     \fn MimeType MimeDatabase::mimeTypeForName(const QString &nameOrAlias) const;
     Returns a MIME type for \a nameOrAlias or an invalid one if none found.

src/libs/utils/mimetypes/mimedatabase.h

@@ -84,6 +84,8 @@ public:
 
     // Qt Creator additions
     static void addMimeTypes(const QString &fileName);
+    static QString allFiltersString(QString *allFilesFilter = 0);
+    static QStringList allGlobPatterns();
 
 private:
     Internal::MimeDatabasePrivate *d;