Fix inset drawing issues (bug 3582)

* src/rowpainter.cpp:
	- inNarrowInset: fix method
	- paintPar: repaint if we are in a narrow inset.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@19111 a592a061-630c-0410-9148-cb99ea01b6c8

diff --git a/src/rowpainter.cpp b/src/rowpainter.cpp
index 4bee601af3f2a20b5d6d30a7262f5478dc9c3cfa..d9e41253e62d56983d1f73525f8b93d3a5699c6d 100644 (file)
--- a/src/rowpainter.cpp
+++ b/src/rowpainter.cpp
@@ -918,13 +918,21 @@ bool inNarrowInset(PainterInfo & pi)
 {
        // check whether the current inset is nested in a non-wide inset
        Cursor & cur = pi.base.bv->cursor();
-       for (int i = cur.depth() - 1; --i >= 0; ) {
+       Inset const * cur_in = &cur.inset();
+       // check all higher nested insets
+       for (size_type i = 1; i < cur.depth(); ++i) {
                Inset * const in = &cur[i].inset();
-               if (in) {
+               if (in == cur_in)
+                       // we reached the level of the current inset, so stop
+                       return false;
+               else if (in) {
+                       if (in->hasFixedWidth())
+                               return true;
                        InsetText * t =
                                const_cast<InsetText *>(in->asTextInset());
-                       if (t)
-                               return !t->wide();
+                       if (t && !t->wide())
+                               // OK, we are in a non-wide() inset
+                               return true;
                }
        }
        return false;
@@ -1000,7 +1008,7 @@ void paintPar
                        // Clear background of this row
                        // (if paragraph background was not cleared)
                        if (!repaintAll &&
-                           (!(in_inset_alone_on_row && leftEdgeFixed)
+                           (!(in_inset_alone_on_row && leftEdgeFixed && !inNarrowIns)
                                || row_has_changed)) {
                                pi.pain.fillRectangle(x, y - rit->ascent(),
                                    rp.maxWidth(), rit->height(),