From 1fd84565bde840007fdedf907018e7cd2dbf379a Mon Sep 17 00:00:00 2001
From: Scott Klum <scott.klum@gmail.com>
Date: Thu, 27 Mar 2014 13:29:20 -0400
Subject: [PATCH] Added the ability to store QMaps as File metadata

---
 openbr/core/qtutils.cpp | 19 +++++++++++++++++++
 openbr/core/qtutils.h   |  1 +
 2 files changed, 20 insertions(+), 0 deletions(-)

diff --git a/openbr/core/qtutils.cpp b/openbr/core/qtutils.cpp
index 0d5b511..dcab359 100644
--- a/openbr/core/qtutils.cpp
+++ b/openbr/core/qtutils.cpp
@@ -26,6 +26,8 @@
 #include <QRegExp>
 #include <QStack>
 #include <QUrl>
+#include <QMap>
+
 #include <openbr/openbr_plugin.h>
 
 #include "alphanum.hpp"
@@ -410,6 +412,8 @@ QString toString(const QVariant &variant)
                                             QString::number(rect.y()),
                                             QString::number(rect.width()),
                                             QString::number(rect.height()));
+    } else if (variant.canConvert(QVariant::Map)) {
+        return toString(qvariant_cast<QVariantMap>(variant));
     }
 
     return QString();
@@ -427,6 +431,21 @@ QString toString(const QVariantList &variantList)
     return QString();
 }
 
+QString toString(const QMap<QString,QVariant> &variantMap)
+{
+    QStringList variants;
+
+    QMapIterator<QString, QVariant> i(variantMap);
+    while (i.hasNext()) {
+        i.next();
+        variants.append(i.key() + "=" + toString(i.value()));
+    }
+
+    if (!variants.isEmpty()) return "[" + variants.join(", ") + "]";
+
+    return QString();
+}
+
 QString toTime(int s)
 {
     int h = s / (60*60);
diff --git a/openbr/core/qtutils.h b/openbr/core/qtutils.h
index 256b968..5c11416 100644
--- a/openbr/core/qtutils.h
+++ b/openbr/core/qtutils.h
@@ -75,6 +75,7 @@ namespace QtUtils
     /**** Variant Utilities ****/
     QString toString(const QVariant &variant);
     QString toString(const QVariantList &variantList);
+    QString toString(const QVariantMap &QVariantMap);
 
     template <typename T>
     QVariantList toVariantList(const QList<T> &list)
--
libgit2 0.21.4