View: Provide a clear setup path for the initial v_offset value

[pulseview.git] / pv / view / view.hpp

diff --git a/pv/view/view.hpp b/pv/view/view.hpp
index 9bb42ef14ea6e239500482698c81f95994c94cc9..42fa322cc50b7e47f42ee51e1145a60ecf97c19b 100644 (file)
--- a/pv/view/view.hpp
+++ b/pv/view/view.hpp
@@ -55,6 +55,7 @@ class Header;
 class Ruler;
 class Trace;
 class Viewport;
+class TriggerMarker;
 
 class View : public QAbstractScrollArea, public TraceTreeItemOwner {
        Q_OBJECT
@@ -170,6 +171,12 @@ public:
         */
        void enable_sticky_scrolling(bool state);
 
+       /**
+        * Enables or disables coloured trace backgrounds. If they're not
+        * coloured then they will use alternating colors.
+        */
+       void enable_coloured_bg(bool state);
+
        /**
         * Returns true if cursors are displayed. false otherwise.
         */
@@ -260,10 +267,14 @@ private:
 
        void update_scroll();
 
+       void reset_scroll();
+
+       void set_scroll_default();
+
        void update_layout();
 
        /**
-        * Satisifies TraceTreeItem functionality.
+        * Satisfies TraceTreeItem functionality.
         * @param p the QPainter to paint into.
         * @param rect the rectangle of the header area.
         * @param hover true if the label is being hovered over by the mouse.
@@ -293,9 +304,9 @@ private:
 
        bool eventFilter(QObject *object, QEvent *event);
 
-       bool viewportEvent(QEvent *e);
+       bool viewportEvent(QEvent *event);
 
-       void resizeEvent(QResizeEvent *e);
+       void resizeEvent(QResizeEvent *event);
 
 public:
        void row_item_appearance_changed(bool label, bool content);
@@ -383,10 +394,15 @@ private:
        std::list< std::shared_ptr<Flag> > flags_;
        char next_flag_text_;
 
+       std::vector< std::shared_ptr<TriggerMarker> > trigger_markers_;
+
        QPoint hover_point_;
 
        unsigned int sticky_events_;
        QTimer lazy_event_handler_;
+
+       // This is true when the defaults couldn't be set due to insufficient info
+       bool scroll_needs_defaults;
 };
 
 } // namespace view