[LyX/master] Add context menu support for \includeonly

[Juergen Spitzmueller]

commit b1e84861f8064f138530153cbed50ffd55f12996
Author: Juergen Spitzmueller <spitz at lyx.org>
Date:   Sun Jun 28 17:23:58 2026 +0200

    Add context menu support for \includeonly
---
 lib/ui/stdcontext.inc       |  8 ++++++++
 src/BufferParams.h          |  3 +++
 src/insets/InsetInclude.cpp | 22 ++++++++++++++++++++++
 3 files changed, 33 insertions(+)

diff --git a/lib/ui/stdcontext.inc b/lib/ui/stdcontext.inc
index 7af263fbc4..ea6ee5cc28 100644
--- a/lib/ui/stdcontext.inc
+++ b/lib/ui/stdcontext.inc
@@ -339,6 +339,10 @@ Menuset
 		Item "Settings...|S" "inset-settings"
 		Separator
 		Item "Edit Included File...|E" "inset-edit"
+		Separator
+		OptItem "Include this child only|u" "inset-modify includeonly"
+		OptItem "Included this child|u" "inset-modify addincludeonly"
+		OptItem "Exclude this child|u" "inset-modify unincludeonly"
 	End
 
 #
@@ -642,6 +646,10 @@ Menuset
 		Item "Settings...|S" "inset-settings"
 		Separator
 		Item "Edit Included File...|E" "inset-edit"
+		Separator
+		OptItem "Include this child only|u" "inset-modify includeonly"
+		OptItem "Included this child|u" "inset-modify addincludeonly"
+		OptItem "Exclude this child|u" "inset-modify unincludeonly"
 	End
 
 #
diff --git a/src/BufferParams.h b/src/BufferParams.h
index 2b193cb24f..32ace1e2d5 100644
--- a/src/BufferParams.h
+++ b/src/BufferParams.h
@@ -227,6 +227,9 @@ public:
 	///
 	void addIncludedChildren(std::string const & child)
 			{ included_children_.push_back(child); }
+	///
+	void removeIncludedChildren(std::string const & child)
+			{ included_children_.remove(child); }
 	/// Clear the list of included children
 	void clearIncludedChildren() { included_children_.clear(); }
 
diff --git a/src/insets/InsetInclude.cpp b/src/insets/InsetInclude.cpp
index c3ea5adb06..85d85c815f 100644
--- a/src/insets/InsetInclude.cpp
+++ b/src/insets/InsetInclude.cpp
@@ -280,6 +280,19 @@ void InsetInclude::doDispatch(Cursor & cur, FuncRequest & cmd)
 			cur.recordUndo();
 			InsetCommand::doDispatch(cur, cmd);
 			p = params();
+		} else if (cmd.getArg(0) == "includeonly" || cmd.getArg(0) == "addincludeonly") {
+			cur.recordUndoBufferParams();
+			buffer().params().removeIncludedChildren("@none@");
+			buffer().params().addIncludedChildren(ltrim(to_utf8(params()["filename"])));
+			cur.forceBufferUpdate();
+			break;
+		} else if (cmd.getArg(0) == "unincludeonly") {
+			cur.recordUndoBufferParams();
+			buffer().params().removeIncludedChildren(ltrim(to_utf8(params()["filename"])));
+			if (buffer().params().getIncludedChildren().empty())
+				buffer().params().addIncludedChildren("@none@");
+			cur.forceBufferUpdate();
+			break;
 		} else
 			InsetCommand::string2params(to_utf8(cmd.argument()), p);
 		if (!p.getCmdName().empty()) {
@@ -362,6 +375,15 @@ bool InsetInclude::getStatus(Cursor & cur, FuncRequest const & cmd,
 	case LFUN_INSET_MODIFY:
 		if (cmd.getArg(0) == "changetype")
 			return InsetCommand::getStatus(cur, cmd, flag);
+		else if (cmd.getArg(0) == "includeonly")
+			return type(params()) == INCLUDE
+				&& (buffer().params().getIncludedChildren().empty());
+		else if (cmd.getArg(0) == "addincludeonly")
+			return type(params()) == INCLUDE
+				&& (!isChildIncluded());
+		else if (cmd.getArg(0) == "unincludeonly")
+			return type(params()) == INCLUDE && isChildIncluded()
+				&& !buffer().params().getIncludedChildren().empty();
 		else
 			flag.setEnabled(true);
 		return true;