Generalise the deletion protection mechanism from math to text (#9540)

[features.git] / src / mathed / InsetMathNest.h

diff --git a/src/mathed/InsetMathNest.h b/src/mathed/InsetMathNest.h
index 99537d8a17e0579d48926f72627e62e0603b77c6..f1cfdd8beb66fa4d2b6eee557928fd33bcbaa318 100644 (file)
--- a/src/mathed/InsetMathNest.h
+++ b/src/mathed/InsetMathNest.h
@@ -13,9 +13,7 @@
 #define MATH_NESTINSET_H
 
 #include "InsetMath.h"
-
-// FIXME: remove
-#include "support/docstring.h"
+#include "MathData.h"
 
 #include <map>
 
@@ -35,16 +33,12 @@ public:
        ///
        void setBuffer(Buffer &);
 
-       /// the size is usually some sort of convex hull of the cells
-       /// hides inset::metrics() intentionally!
-       void metrics(MetricsInfo const & mi) const;
+       /// Update the cells metrics
+       void cellsMetrics(MetricsInfo const & mi) const;
        /// draw background if locked
        void draw(PainterInfo & pi, int x, int y) const;
        /// draw selection background
        void drawSelection(PainterInfo & pi, int x, int y) const;
-       /// draw decorations.
-       void drawDecoration(PainterInfo & pi, int x, int y) const
-       { drawMarkers(pi, x, y); }
        ///
        void updateBuffer(ParIterator const &, UpdateType);
        /// identifies NestInsets
@@ -137,6 +131,9 @@ public:
        ///
        InsetCode lyxCode() const { return MATH_NEST_CODE; }
 
+       ///
+       bool confirmDeletion() const { return nargs() > 0; }
+
 protected:
        ///
        InsetMathNest(InsetMathNest const & inset);
@@ -185,9 +182,9 @@ private:
        /// afterwards if found
        bool findMacroToFoldUnfold(Cursor & searchCur, bool fold) const;
        /// move cursor forward
-       bool cursorMathForward(Cursor & cur);
+       bool cursorMathForward(Cursor & cur, bool enter = true);
        /// move cursor backwards
-       bool cursorMathBackward(Cursor & cur);
+       bool cursorMathBackward(Cursor & cur, bool enter = true);
 
 protected:
        /// we store the cells in a vector