Fix assertion when checking if change in selection

[lyx.git] / src / insets / InsetTabular.cpp

diff --git a/src/insets/InsetTabular.cpp b/src/insets/InsetTabular.cpp
index f1cf912de53537894b3ac55e8baea48079f66dc8..ed2824149479fe2337ff05b94a3063b0e20ffe06 100644 (file)
--- a/src/insets/InsetTabular.cpp
+++ b/src/insets/InsetTabular.cpp
@@ -199,6 +199,7 @@ TabularFeature tabularFeature[] =
        { Tabular::LONGTABULAR_ALIGN_RIGHT, "longtabular-align-right", false },
        { Tabular::SET_DECIMAL_POINT, "set-decimal-point", true },
        { Tabular::SET_TABULAR_WIDTH, "set-tabular-width", true },
+       { Tabular::SET_INNER_LINES, "set-inner-lines", false },
        { Tabular::LAST_ACTION, "", false }
 };
 
@@ -4969,6 +4970,7 @@ bool InsetTabular::getFeatureStatus(Cursor & cur, string const & s,
 
                case Tabular::SET_ALL_LINES:
                case Tabular::UNSET_ALL_LINES:
+               case Tabular::SET_INNER_LINES:
                case Tabular::SET_BORDER_LINES:
                        status.setEnabled(!tabular.ltCaption(tabular.cellRow(cur.idx())));
                        break;
@@ -5779,6 +5781,7 @@ void InsetTabular::tabularFeatures(Cursor & cur,
        row_type sel_row_start;
        row_type sel_row_end;
        bool setLines = false;
+       bool setLinesInnerOnly = false;
        LyXAlignment setAlign = LYX_ALIGN_LEFT;
        Tabular::VAlignment setVAlign = Tabular::LYX_VALIGN_TOP;
 
@@ -6131,6 +6134,9 @@ void InsetTabular::tabularFeatures(Cursor & cur,
                break;
        }
 
+       case Tabular::SET_INNER_LINES:
+               setLinesInnerOnly = true;
+               // fall through
        case Tabular::SET_ALL_LINES:
                setLines = true;
                // fall through
@@ -6138,10 +6144,16 @@ void InsetTabular::tabularFeatures(Cursor & cur,
                for (row_type r = sel_row_start; r <= sel_row_end; ++r)
                        for (col_type c = sel_col_start; c <= sel_col_end; ++c) {
                                idx_type const cell = tabular.cellIndex(r, c);
-                               tabular.setTopLine(cell, setLines);
-                               tabular.setBottomLine(cell, setLines);
-                               tabular.setRightLine(cell, setLines);
-                               tabular.setLeftLine(cell, setLines);
+                               if (!setLinesInnerOnly || r != sel_row_start)
+                                       tabular.setTopLine(cell, setLines);
+                               if ((!setLinesInnerOnly || r != sel_row_end)
+                                   && (!setLines || r == sel_row_end))
+                                       tabular.setBottomLine(cell, setLines);
+                               if ((!setLinesInnerOnly || c != sel_col_end)
+                                   && (!setLines || c == sel_col_end))
+                                       tabular.setRightLine(cell, setLines);
+                               if ((!setLinesInnerOnly || c != sel_col_start))
+                                       tabular.setLeftLine(cell, setLines);
                        }
                break;