From: Carl Hetherington <cth@carlh.net>
Date: Wed, 23 Jul 2014 09:39:20 +0000 (+0100)
Subject: Disable player controls when there is no content.
X-Git-Tag: v2.0.48~676
X-Git-Url: https://main.carlh.net/gitweb/?p=dcpomatic.git;a=commitdiff_plain;h=2cb5f05397b115bda11d8f86a62a3f30d8e2ea71

Disable player controls when there is no content.
---

diff --git a/src/wx/film_viewer.cc b/src/wx/film_viewer.cc
index 96e20a281..f2f6ba23d 100644
--- a/src/wx/film_viewer.cc
+++ b/src/wx/film_viewer.cc
@@ -114,6 +114,8 @@ FilmViewer::FilmViewer (shared_ptr<Film> f, wxWindow* p)
 	JobManager::instance()->ActiveJobsChanged.connect (
 		bind (&FilmViewer::active_jobs_changed, this, _1)
 		);
+
+	setup_sensitivity ();
 }
 
 void
@@ -142,8 +144,10 @@ FilmViewer::set_film (shared_ptr<Film> f)
 		return;
 	}
 	
+	_film_connection = _film->Changed.connect (boost::bind (&FilmViewer::film_changed, this, _1));
+
 	_player->set_approximate_size ();
-	_player->Changed.connect (boost::bind (&FilmViewer::player_changed, this, _1));
+	_player_connection = _player->Changed.connect (boost::bind (&FilmViewer::player_changed, this, _1));
 
 	calculate_sizes ();
 	get (_position, _last_get_accurate);
@@ -402,3 +406,24 @@ FilmViewer::player_changed (bool frequent)
 	calculate_sizes ();
 	get (_position, _last_get_accurate);
 }
+
+void
+FilmViewer::setup_sensitivity ()
+{
+	bool const c = !_film->content().empty ();
+	_slider->Enable (c);
+	_back_button->Enable (c);
+	_forward_button->Enable (c);
+	_play_button->Enable (c);
+	_outline_content->Enable (c);
+	_frame_number->Enable (c);
+	_timecode->Enable (c);
+}
+
+void
+FilmViewer::film_changed (Film::Property p)
+{
+	if (p == Film::CONTENT) {
+		setup_sensitivity ();
+	}
+}
diff --git a/src/wx/film_viewer.h b/src/wx/film_viewer.h
index 930937596..0235d225f 100644
--- a/src/wx/film_viewer.h
+++ b/src/wx/film_viewer.h
@@ -55,6 +55,8 @@ private:
 	void set_position_text ();
 	void get (DCPTime, bool);
 	void refresh_panel ();
+	void setup_sensitivity ();
+	void film_changed (Film::Property);
 
 	boost::shared_ptr<Film> _film;
 	boost::shared_ptr<Player> _player;
@@ -84,4 +86,7 @@ private:
 	 *  can get the same one that we got last time.
 	 */
 	bool _last_get_accurate;
+
+	boost::signals2::scoped_connection _film_connection;
+	boost::signals2::scoped_connection _player_connection;
 };