Context menu for InsetArgument

lib/ui/stdcontext.inc

@@ -155,6 +155,13 @@ Menuset
 		OptItem "Settings...|S" "inset-settings"
 	End
 
+#
+# InsetArgument context menu
+#
+	Menu "context-argument"
+		SwitchArguments
+	End
+
 #
 # InsetBox context menu
 #

src/frontends/qt4/Menus.cpp

@@ -176,7 +176,10 @@ public:
 		LanguageSelector,
 		/** This is the list of arguments available
 		    for insertion into the current layout. */
-		Arguments
+		Arguments,
+		/** This is the list of arguments available
+		    for in the InsetArgument context menu. */
+		SwitchArguments
 	};
 
 	explicit MenuItem(Kind kind) : kind_(kind), optional_(false) {}
@@ -352,7 +355,7 @@ public:
 	void expandGraphicsGroups(BufferView const *);
 	void expandSpellingSuggestions(BufferView const *);
 	void expandLanguageSelector(Buffer const * buf);
-	void expandArguments(BufferView const *);
+	void expandArguments(BufferView const *, bool switcharg = false);
 	///
 	ItemList items_;
 	///
@@ -461,7 +464,8 @@ void MenuDefinition::read(Lexer & lex)
 		md_graphicsgroups,
 		md_spellingsuggestions,
 		md_languageselector,
-		md_arguments
+		md_arguments,
+		md_switcharguments
 	};
 
 	LexerKeyword menutags[] = {
@@ -492,6 +496,7 @@ void MenuDefinition::read(Lexer & lex)
 		{ "separator", md_separator },
 		{ "spellingsuggestions", md_spellingsuggestions },
 		{ "submenu", md_submenu },
+		{ "switcharguments", md_switcharguments },
 		{ "toc", md_toc },
 		{ "toolbars", md_toolbars },
 		{ "updateformats", md_updateformats },
@@ -627,6 +632,10 @@ void MenuDefinition::read(Lexer & lex)
 			add(MenuItem(MenuItem::Arguments));
 			break;
 
+		case md_switcharguments:
+			add(MenuItem(MenuItem::SwitchArguments));
+			break;
+
 		case md_optsubmenu:
 			optional = true;
 			// fallback to md_submenu
@@ -1539,7 +1548,7 @@ void MenuDefinition::expandCiteStyles(BufferView const * bv)
 }
 
 
-void MenuDefinition::expandArguments(BufferView const * bv)
+void MenuDefinition::expandArguments(BufferView const * bv, bool switcharg)
 {
 	if (!bv)
 		return;
@@ -1550,7 +1559,7 @@ void MenuDefinition::expandArguments(BufferView const * bv)
 		args = inset->getLayout().latexargs();
 	else
 		args = bv->cursor().paragraph().layout().latexargs();
-	if (args.empty())
+	if (args.empty() || (switcharg && args.size() == 1))
 		return;
 	Layout::LaTeXArgMap::const_iterator lait = args.begin();
 	Layout::LaTeXArgMap::const_iterator const laend = args.end();
@@ -1559,9 +1568,15 @@ void MenuDefinition::expandArguments(BufferView const * bv)
 		QString item = toqstr(translateIfPossible(arg.labelstring));
 		if (!arg.shortcut.empty())
 			item += "|" + toqstr(arg.shortcut);
-		add(MenuItem(MenuItem::Command, item,
-			     FuncRequest(LFUN_ARGUMENT_INSERT,
-					 convert<docstring>((*lait).first))));
+		if (switcharg)
+			add(MenuItem(MenuItem::Command, item,
+				     FuncRequest(LFUN_INSET_MODIFY,
+						 from_ascii("changetype ")
+						 + convert<docstring>((*lait).first))));
+		else
+			add(MenuItem(MenuItem::Command, item,
+				     FuncRequest(LFUN_ARGUMENT_INSERT,
+						 convert<docstring>((*lait).first))));
 	}
 }
 
@@ -1709,7 +1724,7 @@ struct Menus::Impl {
 	/** The entries with the following kind are expanded to a
 	    sequence of Command MenuItems: Lastfiles, Documents,
 	    ViewFormats, ExportFormats, UpdateFormats, Branches,
-	    Indices, Arguments
+	    Indices, Arguments, SwitchArguments
 	*/
 	void expand(MenuDefinition const & frommenu, MenuDefinition & tomenu,
 		BufferView const *) const;
@@ -1931,7 +1946,11 @@ void Menus::Impl::expand(MenuDefinition const & frommenu,
 			break;
 
 		case MenuItem::Arguments:
-			tomenu.expandArguments(bv);
+			tomenu.expandArguments(bv, false);
+			break;
+
+		case MenuItem::SwitchArguments:
+			tomenu.expandArguments(bv, true);
 			break;
 
 		case MenuItem::Submenu: {

src/insets/InsetArgument.cpp

@@ -12,6 +12,9 @@
 
 #include "InsetArgument.h"
 
+#include "Cursor.h"
+#include "FuncStatus.h"
+#include "FuncRequest.h"
 #include "InsetList.h"
 #include "Layout.h"
 #include "Lexer.h"
@@ -114,6 +117,86 @@ docstring InsetArgument::toolTip(BufferView const & bv, int, int) const
 	return toolTipText(tooltip_ + from_ascii(":\n"));
 }
 
+void InsetArgument::doDispatch(Cursor & cur, FuncRequest & cmd)
+{
+	switch (cmd.action()) {
+
+	case LFUN_INSET_MODIFY: {
+		string const first_arg = cmd.getArg(0);
+		bool const change_type = first_arg == "changetype";
+		if (!change_type) {
+			// not for us
+			// this will not be handled higher up
+			cur.undispatched();
+			return;
+		}
+		cur.recordUndoInset(ATOMIC_UNDO, this);
+		name_ = cmd.getArg(1);
+		cur.forceBufferUpdate();
+		break;
+	}
+
+	default:
+		InsetCollapsable::doDispatch(cur, cmd);
+		break;
+	}
+}
+
+
+bool InsetArgument::getStatus(Cursor & cur, FuncRequest const & cmd,
+		FuncStatus & flag) const
+{
+	switch (cmd.action()) {
+
+	case LFUN_INSET_MODIFY: {
+		string const first_arg = cmd.getArg(0);
+		if (first_arg == "changetype") {
+			string const type = cmd.getArg(1);
+			flag.setOnOff(type == name_);
+			if (type == name_) {
+				flag.setEnabled(true);
+				return true;
+			}
+			Layout::LaTeXArgMap args;
+			bool const insetlayout = &cur.inset() && cur.paragraph().layout().latexargs().empty();
+			if (insetlayout)
+				args = cur.inset().getLayout().latexargs();
+			else
+				args = cur.paragraph().layout().latexargs();
+			Layout::LaTeXArgMap::const_iterator const lait =
+					args.find(convert<unsigned int>(type));
+			if (lait != args.end()) {
+				flag.setEnabled(true);
+				InsetList::const_iterator it = cur.paragraph().insetList().begin();
+				InsetList::const_iterator end = cur.paragraph().insetList().end();
+				for (; it != end; ++it) {
+					if (it->inset->lyxCode() == ARG_CODE) {
+						InsetArgument const * ins =
+							static_cast<InsetArgument const *>(it->inset);
+						if (ins->name() == type) {
+							// we have this already
+							flag.setEnabled(false);
+							return true;
+						}
+					}
+				}
+			} else
+				flag.setEnabled(false);
+			return true;
+		}
+		return InsetCollapsable::getStatus(cur, cmd, flag);
+	}
+
+	default:
+		return InsetCollapsable::getStatus(cur, cmd, flag);
+	}
+}
+
+string InsetArgument::contextMenuName() const
+{
+	return "context-argument";
+}
+
 void InsetArgument::latexArgument(otexstream & os,
 		OutputParams const & runparams, docstring const & ldelim,
 		docstring const & rdelim) const

src/insets/InsetArgument.h

@@ -60,6 +60,8 @@ public:
 	void read(Lexer & lex);
 	///
 	bool neverIndent() const { return true; }
+	///
+	std::string contextMenuName() const;
 	//@}
 	/// \name Public functions inherited from InsetCollapsable class
 	//@{
@@ -81,6 +83,10 @@ protected:
 	/// \name Protected functions inherited from Inset class
 	//@{
 	///
+	bool getStatus(Cursor &, FuncRequest const &, FuncStatus &) const;
+	///
+	void doDispatch(Cursor & cur, FuncRequest & cmd);
+	///
 	Inset * clone() const { return new InsetArgument(*this); }
 	//@}
 };