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Fix getStatus for math-mutate and math-display

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Those two functions used two different hackish and buggy
implementation to know when the function is disabled. Replace that by
asking the containing inset whether it accepts inserting display math
inset.

Fixes bug #10033.
This commit is contained in:
Jean-Marc Lasgouttes 2016-05-12 09:24:55 +02:00 committed by Richard Heck
parent 5a76e5581f
commit 282fe102f3
1 changed files with 17 additions and 21 deletions
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38
src/mathed/InsetMathHull.cpp
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@ -1870,6 +1870,20 @@ void InsetMathHull::doDispatch(Cursor & cur, FuncRequest & cmd)
}
namespace {
bool allowDisplayMath(Cursor cur)
{
LATTEST(cur.depth() > 1);
cur.pop();
FuncStatus status;
FuncRequest cmd(LFUN_MATH_DISPLAY);
return cur.getStatus(cmd, status) && status.enabled();
}
}
bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
FuncStatus & status) const
{
@ -1896,30 +1910,12 @@ bool InsetMathHull::getStatus(Cursor & cur, FuncRequest const & cmd,
status.setOnOff(type_ == ht);
status.setEnabled(isMutable(ht) && isMutable(type_));
if (ht != hullSimple && status.enabled()) {
Cursor tmpcur = cur;
while (!tmpcur.empty()) {
InsetCode code = tmpcur.inset().lyxCode();
if (code == BOX_CODE) {
return true;
} else if (code == TABULAR_CODE) {
FuncRequest tmpcmd(LFUN_MATH_DISPLAY);
if (tmpcur.getStatus(tmpcmd, status) && !status.enabled())
return true;
}
tmpcur.pop_back();
}
}
if (ht != hullSimple && status.enabled())
status.setEnabled(allowDisplayMath(cur));
return true;
}
case LFUN_MATH_DISPLAY: {
bool enable = true;
if (cur.depth() > 1) {
Inset const & in = cur[cur.depth()-2].inset();
if (in.lyxCode() == SCRIPT_CODE)
enable = display() != Inline;
}
status.setEnabled(enable);
status.setEnabled(display() != Inline || allowDisplayMath(cur));
status.setOnOff(display() != Inline);
return true;
}