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Prevent to paste uncodable characters into verbatim

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Since we now have proper encoding here, we can set this restriction.

(cherry picked from commit 54846d2d93)
This commit is contained in:
Juergen Spitzmueller 2017-12-24 17:14:05 +01:00
parent 74a1666531
commit 34097ce8f0
1 changed files with 35 additions and 0 deletions
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35
src/CutAndPaste.cpp
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@ -159,6 +159,38 @@ pasteSelectionHelper(DocIterator const & cur, ParagraphList const & parlist,
}
}
// Prevent to paste uncodable characters in verbatim and ERT.
// The encoding is inherited from the context here.
docstring uncodable_content;
if (target_inset->getLayout().isPassThru() && cur.getEncoding()) {
odocstringstream res;
Encoding const * e = cur.getEncoding();
for (size_t i = 0; i != insertion.size(); ++i) {
pos_type end = insertion[i].size();
for (pos_type j = 0; j != end; ++j) {
char_type const c = insertion[i].getChar(j);
if (!e->encodable(c)) {
// do not track deletion
res << c;
insertion[i].eraseChar(j, false);
--end;
--j;
}
}
}
docstring const uncodable = res.str();
if (!uncodable.empty()) {
if (uncodable.size() == 1)
uncodable_content = bformat(_("The character \"%1$s\" is uncodable in this verbatim context "
"and thus has not been pasted."),
uncodable);
else
uncodable_content = bformat(_("The characters \"%1$s\" are uncodable in this verbatim context "
"and thus have not been pasted."),
uncodable);
}
}
// set the paragraphs to plain layout if necessary
DocumentClassConstPtr newDocClass = buffer.params().documentClassPtr();
if (cur.inset().usePlainLayout()) {
@ -194,6 +226,9 @@ pasteSelectionHelper(DocIterator const & cur, ParagraphList const & parlist,
// want to invalidate them.
insertion.swap(in.paragraphs());
cap::switchBetweenClasses(oldDocClass, newDocClass, in, errorlist);
// Do this here since switchBetweenClasses clears the errorlist
if (!uncodable_content.empty())
errorlist.push_back(ErrorItem(_("Uncodable content"), uncodable_content));
insertion.swap(in.paragraphs());
ParagraphList::iterator tmpbuf = insertion.begin();