fixed disabling keyframe bug

project/effectrow.cpp

@@ -68,6 +68,7 @@ void EffectRow::set_keyframe_enabled(bool enabled) {
 					ca->append(new KeyframeDelete(f, 0));
 				}
 			}
+			ca->append(new SetKeyframing(this, false));
 			undo_stack.push(ca);
 			panel_effect_controls->update_keyframes();
 		} else {

project/undo.cpp

@@ -1291,3 +1291,16 @@ void KeyframeFieldSet::redo() {
 	}
 	done = true;
 }
+
+SetKeyframing::SetKeyframing(EffectRow *irow, bool ib) :
+	row(irow),
+	b(ib)
+{}
+
+void SetKeyframing::undo() {
+	row->setKeyframing(!b);
+}
+
+void SetKeyframing::redo() {
+	row->setKeyframing(b);
+}

project/undo.h

@@ -641,4 +641,14 @@ private:
 	QVariant new_val;
 };
 
+class SetKeyframing : public QUndoCommand {
+public:
+	SetKeyframing(EffectRow* irow, bool ib);
+	void undo();
+	void redo();
+private:
+	EffectRow* row;
+	bool b;
+};
+
 #endif // UNDO_H