Streamlining CollapseStatus stuff

[lyx.git] / src / paragraph_funcs.cpp

diff --git a/src/paragraph_funcs.cpp b/src/paragraph_funcs.cpp
index 66ff44d749a1f35fbd90ef1898ff3054d3c31cd8..bc2d3257a0c486d65a1285425342fdbd2ff17834 100644 (file)
--- a/src/paragraph_funcs.cpp
+++ b/src/paragraph_funcs.cpp
@@ -317,4 +317,36 @@ int numberOfOptArgs(Paragraph const & par)
 }
 
 
+void acceptChanges(ParagraphList & pars, BufferParams const & bparams)
+{
+       pit_type pars_size = static_cast<pit_type>(pars.size());
+
+       // first, accept changes within each individual paragraph
+       // (do not consider end-of-par)
+       for (pit_type pit = 0; pit < pars_size; ++pit) {
+               if (!pars[pit].empty())   // prevent assertion failure
+                       pars[pit].acceptChanges(bparams, 0, pars[pit].size());
+       }
+
+       // next, accept imaginary end-of-par characters
+       for (pit_type pit = 0; pit < pars_size; ++pit) {
+               pos_type pos = pars[pit].size();
+
+               if (pars[pit].isInserted(pos)) {
+                       pars[pit].setChange(pos, Change(Change::UNCHANGED));
+               } else if (pars[pit].isDeleted(pos)) {
+                       if (pit == pars_size - 1) {
+                               // we cannot remove a par break at the end of the last
+                               // paragraph; instead, we mark it unchanged
+                               pars[pit].setChange(pos, Change(Change::UNCHANGED));
+                       } else {
+                               mergeParagraph(bparams, pars, pit);
+                               --pit;
+                               --pars_size;
+                       }
+               }
+       }
+}
+
+
 } // namespace lyx