Make error handling generic improve math error detail

[pulseview.git] / pv / views / trace / trace.hpp

diff --git a/pv/views/trace/trace.hpp b/pv/views/trace/trace.hpp
index 05be7053dac7bff45888609f5e826a6744d08cf7..741f346957735c92aa1f62f1dc37e5cc3c85aad4 100644 (file)
--- a/pv/views/trace/trace.hpp
+++ b/pv/views/trace/trace.hpp
@@ -91,6 +91,7 @@ private:
 
        static const QColor BrightGrayBGColor;
        static const QColor DarkGrayBGColor;
+       static const QColor ErrorBgColor;
 
 protected:
        Trace(shared_ptr<data::SignalBase> signal);
@@ -127,6 +128,13 @@ public:
         */
        virtual void paint_label(QPainter &p, const QRect &rect, bool hover);
 
+       /**
+        * Paints the signal's current error message text.
+        * @param p the QPainter to paint into.
+        * @param pp The painting parameters object to paint with.
+        */
+       virtual void paint_error(QPainter &p, const ViewItemPaintParams &pp);
+
        virtual QMenu* create_header_context_menu(QWidget *parent);
 
        virtual QMenu* create_view_context_menu(QWidget *parent, QPoint &click_pos);
@@ -142,7 +150,7 @@ public:
 
        /**
         * Computes the outline rectangle of the viewport hit-box.
-        * @param rect the rectangle of the viewport area.
+        * @param pp The painting parameters object to paint with.
         * @return Returns the rectangle of the hit-box.
         * @remarks The default implementation returns an empty hit-box.
         */
@@ -184,8 +192,8 @@ protected:
 
 protected Q_SLOTS:
        virtual void on_name_changed(const QString &text);
-
        virtual void on_color_changed(const QColor &color);
+       virtual void on_error_message_changed(const QString &msg);
 
        void on_popup_closed();