X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Fmathed%2FInsetMathMacro.cpp;h=d2c35c7e5bea913e1d857fc319871945de87d0db;hb=d9082639080b9de993742bd352f92e5183058cf5;hp=24409512e1ba7344d39031a195e8bdc6537aa32a;hpb=99fb1c7003395bf08d5523d2a8367729424de047;p=lyx.git

diff --git a/src/mathed/InsetMathMacro.cpp b/src/mathed/InsetMathMacro.cpp
index 24409512e1..d2c35c7e5b 100644
--- a/src/mathed/InsetMathMacro.cpp
+++ b/src/mathed/InsetMathMacro.cpp
@@ -169,7 +169,7 @@ public:
 	///
 	void mathematica(MathematicaStream & ms) const override { ms << mathMacro_->cell(idx_); }
 	///
-	void mathmlize(MathStream & ms) const override { ms << mathMacro_->cell(idx_); }
+	void mathmlize(MathMLStream & ms) const override { ms << mathMacro_->cell(idx_); }
 	///
 	void htmlize(HtmlStream & ms) const override { ms << mathMacro_->cell(idx_); }
 	///
@@ -1133,7 +1133,7 @@ bool InsetMathMacro::folded() const
 }
 
 
-void InsetMathMacro::write(WriteStream & os) const
+void InsetMathMacro::write(TeXMathStream & os) const
 {
 	mode_type mode = currentMode();
 	MathEnsurer ensurer(os, mode == MATH_MODE, true, mode == TEXT_MODE);
@@ -1214,8 +1214,11 @@ void InsetMathMacro::write(WriteStream & os) const
 	}
 
 	// add space if there was no argument
-	if (first)
+	// or add braces if we have optionals but none are present and [ follows
+	if (first) {
 		os.pendingSpace(true);
+		os.useBraces(d->optionals_ > 0);
+	}
 
 	// write \(no)limits modifiers if relevant
 	writeLimits(os);
@@ -1240,7 +1243,7 @@ void InsetMathMacro::mathematica(MathematicaStream & os) const
 }
 
 
-void InsetMathMacro::mathmlize(MathStream & ms) const
+void InsetMathMacro::mathmlize(MathMLStream & ms) const
 {
 	// macro_ is 0 if this is an unknown macro
 	LATTEST(d->macro_ || d->displayMode_ != DISPLAY_NORMAL);