Bug [#1592]. Fix bug where caret remained invisible when period set to 0.

2 files changed, 10 insertions, 1 deletions

diff --git a/src/Editor.cxx b/src/Editor.cxx
index 1337a0e05..6cb33a07a 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -1542,6 +1542,14 @@ void Editor::DropCaret() {
 	InvalidateCaret();
 }
 
+void Editor::CaretSetPeriod(int period) {
+	if (caret.period != period) {
+		caret.period = period;
+		caret.on = true;
+		InvalidateCaret();
+	}
+}
+
 void Editor::InvalidateCaret() {
 	if (posDrag.IsValid()) {
 		InvalidateRange(posDrag.Position(), posDrag.Position() + 1);
@@ -7816,7 +7824,7 @@ sptr_t Editor::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam) {
 		return caret.period;
 
 	case SCI_SETCARETPERIOD:
-		caret.period = wParam;
+		CaretSetPeriod(wParam);
 		break;
 
 	case SCI_GETWORDCHARS:
diff --git a/src/Editor.h b/src/Editor.h
index 810175b58..532211283 100644
--- a/src/Editor.h
+++ b/src/Editor.h
@@ -420,6 +420,7 @@ protected:	// ScintillaBase subclass needs access to much of Editor
 	void ScrollRange(SelectionRange range);
 	void ShowCaretAtCurrentPosition();
 	void DropCaret();
+	void CaretSetPeriod(int period);
 	void InvalidateCaret();
 	virtual void UpdateSystemCaret();