QtGui: assorted migrations to QString::asprintf

Change-Id: Ibb177b22064efcad56ace60935e9c8759a87a3c9
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

2 files changed, 10 insertions, 13 deletions

diff --git a/src/gui/image/qxpmhandler.cpp b/src/gui/image/qxpmhandler.cpp
index 1a68a819c7..e9ac4a9cc2 100644
--- a/src/gui/image/qxpmhandler.cpp
+++ b/src/gui/image/qxpmhandler.cpp
@@ -1129,14 +1129,14 @@ static bool write_xpm_image(const QImage &sourceImage, QIODevice *device, const
     while (c != colorMap.end()) {
         QRgb color = c.key();
         if (image.format() != QImage::Format_RGB32 && !qAlpha(color))
-            line.sprintf("\"%s c None\"",
-                          xpm_color_name(cpp, *c));
+            line = QString::asprintf("\"%s c None\"",
+                                     xpm_color_name(cpp, *c));
         else
-            line.sprintf("\"%s c #%02x%02x%02x\"",
-                          xpm_color_name(cpp, *c),
-                          qRed(color),
-                          qGreen(color),
-                          qBlue(color));
+            line = QString::asprintf("\"%s c #%02x%02x%02x\"",
+                                     xpm_color_name(cpp, *c),
+                                     qRed(color),
+                                     qGreen(color),
+                                     qBlue(color));
         ++c;
         s << ',' << endl << line;
     }
diff --git a/src/gui/painting/qcolor.cpp b/src/gui/painting/qcolor.cpp
index 7a5a5ec528..945b150375 100644
--- a/src/gui/painting/qcolor.cpp
+++ b/src/gui/painting/qcolor.cpp
@@ -505,16 +505,13 @@ QString QColor::name() const
 
 QString QColor::name(NameFormat format) const
 {
-    QString s;
     switch (format) {
     case HexRgb:
-        s.sprintf("#%02x%02x%02x", red(), green(), blue());
-        break;
+        return QString::asprintf("#%02x%02x%02x", red(), green(), blue());
     case HexArgb:
-        s.sprintf("#%02x%02x%02x%02x", alpha(), red(), green(), blue());
-        break;
+        return QString::asprintf("#%02x%02x%02x%02x", alpha(), red(), green(), blue());
     }
-    return s;
+    return QString();
 }
 
 /*!