Session: Fix issue #67 by improving error handling

[pulseview.git] / pv / util.hpp

diff --git a/pv/util.hpp b/pv/util.hpp
index fab29a14f05ac21ea90b88d37088c2f9274a278f..67236c0dcc62420cf1be2a78bc0fa36a5f834d6f 100644 (file)
--- a/pv/util.hpp
+++ b/pv/util.hpp
@@ -25,11 +25,15 @@
 #include <vector>
 
 #ifndef Q_MOC_RUN
+// Workaround for https://github.com/boostorg/serialization/issues/186
+#include <boost/serialization/nvp.hpp>
+
 #include <boost/multiprecision/cpp_dec_float.hpp>
 #endif
 
 #include <QMetaType>
 #include <QString>
+#include <QFontMetrics>
 
 using std::string;
 using std::vector;
@@ -143,6 +147,15 @@ QString format_time_minutes(const Timestamp& t, signed precision = 0,
 
 vector<string> split_string(string text, string separator);
 
+/**
+ * Return the width of a string in a given font.
+ * @param[in] metric metrics of the font
+ * @param[in] string the string whose width should be determined
+ *
+ * @return width of the string in pixels
+ */
+std::streamsize text_width(const QFontMetrics &metric, const QString &string);
+
 } // namespace util
 } // namespace pv