Redraw when annotations change.

DeleteAllMarks will only cause a modification notification when a mark was actually deleted.

1 files changed, 6 insertions, 1 deletions

diff --git a/src/PerLine.cxx b/src/PerLine.cxx
index a19c117bc..21d02af72 100644
--- a/src/PerLine.cxx
+++ b/src/PerLine.cxx
@@ -202,15 +202,19 @@ int LineMarkers::AddMark(int line, int markerNum, int lines) {
 	return handleCurrent;
 }
 
-void LineMarkers::DeleteMark(int line, int markerNum, bool all) {
+bool LineMarkers::DeleteMark(int line, int markerNum, bool all) {
+	bool someChanges = false;
 	if (markers.Length() && (line >= 0) && (line < markers.Length()) && markers[line]) {
 		if (markerNum == -1) {
+			someChanges = true;
 			delete markers[line];
 			markers[line] = NULL;
 		} else {
 			bool performedDeletion = markers[line]->RemoveNumber(markerNum);
+			someChanges = someChanges || performedDeletion;
 			while (all && performedDeletion) {
 				performedDeletion = markers[line]->RemoveNumber(markerNum);
+				someChanges = someChanges || performedDeletion;
 			}
 			if (markers[line]->Length() == 0) {
 				delete markers[line];
@@ -218,6 +222,7 @@ void LineMarkers::DeleteMark(int line, int markerNum, bool all) {
 			}
 		}
 	}
+	return someChanges;
 }
 
 void LineMarkers::DeleteMarkFromHandle(int markerHandle) {