{api/base,gui/options}-dialog: prevent closing without signal

Use hide() to avoid emitting idempotent events. There's isVisible() but
no isClosed() or equivalent. Worse yet, close() can return true twice in
a row, despite what docs for `bool QWidget::close()' say.

1 files changed, 2 insertions, 0 deletions

diff --git a/api/plugin-api.hpp b/api/plugin-api.hpp
index e9de9dad..4c9dee2f 100644
--- a/api/plugin-api.hpp
+++ b/api/plugin-api.hpp
@@ -48,6 +48,8 @@ public:
     void closeEvent(QCloseEvent *) override;
 signals:
     void closing();
+private slots:
+    void done(int) override;
 };
 
 } // ns