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Fix bug #7843: Recognize a shaded box inside a minipage correctly.

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Also a warning "\end{foo} does not match \begin{bar}" is gone.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@40133 a592a061-630c-0410-9148-cb99ea01b6c8
This commit is contained in:
Georg Baum 2011-11-04 21:03:51 +00:00
parent d1802a5234
commit 292d4e3d5d
1 changed files with 77 additions and 16 deletions
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93
src/tex2lyx/text.cpp
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@ -785,6 +785,15 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
} else
latex_width = p.verbatim_item();
translate_len(latex_width, width_value, width_unit);
if (inner_type == "shaded") {
eat_whitespace(p, os, parent_context, false);
p.get_token();
p.getArg('{', '}');
}
// If we already read the inner box we have to push the inner env
if (!outer_type.empty() && !inner_type.empty() &&
(inner_flags & FLAG_END))
active_environments.push_back(inner_type);
// LyX can't handle length variables
bool use_ert = contains(width_unit, '\\') || contains(height_unit, '\\');
if (!use_ert && !outer_type.empty() && !inner_type.empty()) {
@ -797,8 +806,9 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
else
p.verbatim_item();
p.skip_spaces(true);
if ((outer_type == "framed" && p.next_token().asInput() != "\\end") ||
(outer_type != "framed" && p.next_token().cat() != catEnd)) {
bool const outer_env(outer_type == "framed" || outer_type == "minipage");
if ((outer_env && p.next_token().asInput() != "\\end") ||
(!outer_env && p.next_token().cat() != catEnd)) {
// something is between the end of the inner box and
// the end of the outer box, so we need to use ERT.
use_ert = true;
@ -817,10 +827,12 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
}
}
if (!inner_type.empty()) {
if (inner_flags & FLAG_END)
ss << "\\begin{" << inner_type << '}';
else
ss << '\\' << inner_type;
if (inner_type != "shaded") {
if (inner_flags & FLAG_END)
ss << "\\begin{" << inner_type << '}';
else
ss << '\\' << inner_type;
}
if (!position.empty())
ss << '[' << position << ']';
if (!latex_height.empty())
@ -831,6 +843,8 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
if (!(inner_flags & FLAG_END))
ss << '{';
}
if (inner_type == "shaded")
ss << "\\begin{shaded}";
handle_ert(os, ss.str(), parent_context);
if (!inner_type.empty()) {
parse_text(p, os, inner_flags, outer, parent_context);
@ -841,6 +855,10 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
handle_ert(os, "}", parent_context);
}
if (!outer_type.empty()) {
// If we already read the inner box we have to pop
// the inner env
if (!inner_type.empty() && (inner_flags & FLAG_END))
active_environments.pop_back();
parse_text(p, os, outer_flags, outer, parent_context);
if (outer_flags & FLAG_END)
handle_ert(os, "\\end{" + outer_type + '}',
@ -865,7 +883,8 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
os << "Boxed\n";
else if (outer_type == "shadowbox")
os << "Shadowbox\n";
else if (outer_type == "shaded") {
else if ((outer_type == "shaded" && inner_type.empty()) ||
(outer_type == "minipage" && inner_type == "shaded")) {
os << "Shaded\n";
preamble.registerAutomaticallyLoadedPackage("color");
} else if (outer_type == "doublebox")
@ -914,6 +933,10 @@ void parse_box(Parser & p, ostream & os, unsigned outer_flags,
// Find end of outer box, output contents if inner_type is
// empty and output possible comments
if (!outer_type.empty()) {
// If we already read the inner box we have to pop
// the inner env
if (!inner_type.empty() && (inner_flags & FLAG_END))
active_environments.pop_back();
// This does not output anything but comments if
// inner_type is not empty (see use_ert)
parse_text(p, os, outer_flags, outer, context);
@ -961,6 +984,16 @@ void parse_outer_box(Parser & p, ostream & os, unsigned flags, bool outer,
}
string inner;
unsigned int inner_flags = 0;
p.pushPosition();
if (outer_type == "minipage") {
p.skip_spaces(true);
while (p.hasOpt()) {
p.getArg('[', ']');
p.skip_spaces(true);
}
p.getArg('{', '}');
p.skip_spaces(true);
}
if (outer_type == "shaded") {
// These boxes never have an inner box
;
@ -973,20 +1006,26 @@ void parse_outer_box(Parser & p, ostream & os, unsigned flags, bool outer,
p.get_token();
inner = p.getArg('{', '}');
p.popPosition();
if (inner == "minipage") {
if (inner == "minipage" || inner == "shaded")
inner_flags = FLAG_END;
else
inner = "";
}
p.popPosition();
if (inner_flags == FLAG_END) {
if (inner != "shaded")
{
p.get_token();
p.getArg('{', '}');
eat_whitespace(p, os, parent_context, false);
inner_flags = FLAG_END;
} else
inner = "";
}
if (inner_flags == FLAG_END) {
active_environments.push_back(inner);
}
parse_box(p, os, flags, FLAG_END, outer, parent_context,
outer_type, special, inner);
active_environments.pop_back();
} else {
if (inner_flags == FLAG_ITEM) {
p.get_token();
eat_whitespace(p, os, parent_context, false);
}
parse_box(p, os, flags, inner_flags, outer, parent_context,
outer_type, special, inner);
}
@ -1156,7 +1195,29 @@ void parse_environment(Parser & p, ostream & os, bool outer,
else if (name == "minipage") {
eat_whitespace(p, os, parent_context, false);
parse_box(p, os, 0, FLAG_END, outer, parent_context, "", "", name);
// Test whether this is an outer box of a shaded box
p.pushPosition();
// swallow arguments
while (p.hasOpt()) {
p.getArg('[', ']');
p.skip_spaces(true);
}
p.getArg('{', '}');
p.skip_spaces(true);
Token t = p.get_token();
bool shaded = false;
if (t.asInput() == "\\begin") {
p.skip_spaces(true);
if (p.getArg('{', '}') == "shaded")
shaded = true;
}
p.popPosition();
if (shaded)
parse_outer_box(p, os, FLAG_END, outer,
parent_context, name, "shaded");
else
parse_box(p, os, 0, FLAG_END, outer, parent_context,
"", "", name);
p.skip_spaces();
}