[Summary] Implementation of the AUTO LOCK TIMER and minor improvement of session_lock_dialog

[Review] GZharun

gtk2_ardour/ardour_ui.cc

@@ -386,6 +386,8 @@ ARDOUR_UI::ARDOUR_UI (int *argcp, char **argvp[], const char* localedir)
 	WM::Manager::instance().register_window (&audio_port_matrix);
 	WM::Manager::instance().register_window (&midi_port_matrix);
 
+    session_lock_dialog->set_deletable (false);
+    
 	/* We need to instantiate the theme manager because it loads our
 	   theme files. This should really change so that its window
 	   and its functionality are separate 
@@ -2271,11 +2273,30 @@ ARDOUR_UI::stop_blinking ()
 	}
 }
 
+void
+ARDOUR_UI::on_lock_button_pressed () {
+    
+    lock_button_was_pressed();
+}
+
 void
 ARDOUR_UI::lock_session () {
+    
+    if( screen_lock_is_allowed () )
         session_lock_dialog->run ();
 }
 
+bool
+ARDOUR_UI::screen_lock_is_allowed() const
+{
+    if(!_session)
+        return false;
+    
+    if( (_session->record_status() == Session::Recording) && (ARDOUR_UI::config()->get_auto_lock_timer () != 0) )
+        return true;
+    else
+        return false;
+}
 
 /** Ask the user for the name of a new snapshot and then take it.
  */

gtk2_ardour/ardour_ui.h

@@ -168,6 +168,7 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
 	/// @return true if session was successfully unloaded.
 	int unload_session (bool hide_stuff = false);
 	void close_session();
+    void lock_session ();
     
 	int  save_state_canfail (std::string state_name = "", bool switch_to_it = false);
 	void save_state (const std::string & state_name = "", bool switch_to_it = false);
@@ -308,6 +309,10 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
     void set_header_format(ARDOUR::HeaderFormat hf) {_header_format = hf;}
     void set_timecode_format(Timecode::TimecodeFormat tc) {_timecode_format = tc;}
     
+    bool screen_lock_is_allowed() const;
+    void on_lock_button_pressed ();
+    PBD::Signal0<void> lock_button_was_pressed;
+    
   protected:
 	friend class PublicEditor;
 
@@ -604,7 +609,6 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
 
 	guint32  last_key_press_time;
 
-	void lock_session ();
 	void snapshot_session (bool switch_to_it);
 	void rename_session ();
 	void setup_order_hint ();

gtk2_ardour/ardour_ui_ed.cc

@@ -143,7 +143,7 @@ ARDOUR_UI::install_actions ()
 			hide_return (sigc::bind (sigc::mem_fun(*editor, &PublicEditor::export_video), false)));
 	ActionManager::session_sensitive_actions.push_back (act);
 
-	ActionManager::register_action (main_actions, X_("LockSession"), _("Lock this session"),  sigc::mem_fun(*this, &ARDOUR_UI::lock_session));
+	ActionManager::register_action (main_actions, X_("LockSession"), _("Lock this session"),  sigc::mem_fun(*this, &ARDOUR_UI::on_lock_button_pressed));
 	ActionManager::register_action (main_actions, X_("ToggleMultiOutMode"), "Multi Out", sigc::mem_fun(*this, &ARDOUR_UI::toggle_multi_out_mode));
 	ActionManager::register_action (main_actions, X_("ToggleStereoOutMode"), "Stereo Out", sigc::mem_fun(*this, &ARDOUR_UI::toggle_stereo_out_mode));
 

gtk2_ardour/editor.cc

@@ -314,7 +314,7 @@ Editor::Editor ()
 	last_update_frame = 0;
         pre_press_cursor = 0;
 	_drags = new DragManager (this);
-        lock_dialog = 0;
+
 	current_mixer_strip = 0;
 	tempo_lines = 0;
 
@@ -759,6 +759,11 @@ Editor::Editor ()
 
 	Config->ParameterChanged.connect (*this, invalidator (*this), boost::bind (&Editor::parameter_changed, this, _1), gui_context());
 
+    ARDOUR_UI::config()->ParameterChanged.connect (sigc::mem_fun (*this, &Editor::on_ardour_ui_config_changed));
+    
+    ARDOUR_UI* ardour_ui = ARDOUR_UI::instance();
+    ardour_ui->lock_button_was_pressed.connect( *this, invalidator (*this), boost::bind (&Editor::lock, this), gui_context() );
+    
 	TimeAxisView::CatchDeletion.connect (*this, invalidator (*this), boost::bind (&Editor::timeaxisview_deleted, this, _1), gui_context());
 
 	_ignore_region_action = false;
@@ -1131,16 +1136,32 @@ Editor::on_realize ()
 	Window::on_realize ();
 	Realized ();
 
-        start_lock_event_timing ();
         signal_event().connect (sigc::mem_fun (*this, &Editor::generic_event_handler));
 }
 
+// Update lock time
+void
+Editor::on_ardour_ui_config_changed(const std::string& param)
+{
+    if (param=="auto-lock-timer" && ARDOUR_UI::instance()->screen_lock_is_allowed())
+    {
+        start_lock_event_timing();
+    }
+}
+
 void
 Editor::start_lock_event_timing ()
 {
-        /* check if we should lock the GUI every 30 seconds */
     
-        Glib::signal_timeout().connect (sigc::mem_fun (*this, &Editor::lock_timeout_callback), 30 * 1000);
+    ARDOUR_UI* ardour_ui = ARDOUR_UI::instance();
+    
+    timeout_connection.disconnect();
+    
+    if( !ardour_ui->screen_lock_is_allowed() )
+        return;
+    
+    gettimeofday(&last_event_time, 0);
+    timeout_connection = Glib::signal_timeout().connect (sigc::mem_fun (*this, &Editor::lock_timeout_callback), 1 * 1000);
 }
 
 bool
@@ -1164,13 +1185,16 @@ bool
 Editor::lock_timeout_callback ()
 {
     struct timeval now, delta;
-        const uint32_t lock_timeout_secs = 5; /* 2 minutes */
 
     gettimeofday (&now, 0);
 
     timersub (&now, &last_event_time, &delta);
     
-        if (delta.tv_sec > lock_timeout_secs) {
+    if( !ARDOUR_UI::instance()->screen_lock_is_allowed() ) 
+        return false; // Returning false will effectively disconnect us from the timer callback.
+    
+    if (delta.tv_sec > ARDOUR_UI::config()->get_auto_lock_timer ())
+    {
         lock ();
                 /* don't call again. Returning false will effectively
                       disconnect us from the timer callback.
@@ -1338,6 +1362,7 @@ Editor::set_session (Session *t)
 	_session->locations()->changed.connect (_session_connections, invalidator (*this), boost::bind (&Editor::refresh_location_display, this), gui_context());
 	_session->locations()->StateChanged.connect (_session_connections, invalidator (*this), boost::bind (&Editor::refresh_location_display, this), gui_context());
 	_session->history().Changed.connect (_session_connections, invalidator (*this), boost::bind (&Editor::history_changed, this), gui_context());
+    _session->RecordStateChanged.connect (_session_connections, MISSING_INVALIDATOR, boost::bind (&Editor::start_lock_event_timing, this), gui_context());
     
 	playhead_cursor->show ();
 

gtk2_ardour/editor.h

@@ -1359,15 +1359,18 @@ class Editor : public PublicEditor, public PBD::ScopedConnectionList, public ARD
 	DragManager* _drags;
 
 	void escape ();
+    
         void lock ();
-        void unlock ();
+
         /* This dialog must NOT forward events */
         Gtk::Dialog *lock_dialog;
 
         struct timeval last_event_time;
         bool generic_event_handler (GdkEvent*);
+        sigc::connection timeout_connection;
         bool lock_timeout_callback ();
         void start_lock_event_timing ();
+        void on_ardour_ui_config_changed (const std::string&);
 
 	Gtk::Menu fade_context_menu;
 	void popup_fade_context_menu (int, int, ArdourCanvas::Item*, ItemType);

gtk2_ardour/editor_ops.cc

@@ -7066,25 +7066,6 @@ Editor::toggle_midi_input_active (bool flip_others)
 void
 Editor::lock ()
 {
-	if (!lock_dialog) {
-                /* the lock dialog must be a completely "vanilla" Dialog that does not forward
-                   events in anyway. Using a class like ArdourDialog breaks this.
-                */
-		lock_dialog = new Gtk::Dialog (string_compose (_("%1: Locked"), PROGRAM_NAME), true);
-
-		Gtk::Image* padlock = manage (new Gtk::Image (::get_icon ("padlock_closed")));
-		lock_dialog->get_vbox()->pack_start (*padlock);
-
-		ArdourButton* b = manage (new ArdourButton);
-		b->set_name ("lock button");
-		b->set_markup (string_compose ("<span size=\"large\" weight=\"bold\">%1</span>", _("Click to unlock")));
-		b->signal_clicked.connect (sigc::mem_fun (*this, &Editor::unlock));
-		lock_dialog->get_vbox()->pack_start (*b);
-		
-		lock_dialog->get_vbox()->show_all ();
-		lock_dialog->set_size_request (200, 200);
-	}
-	
 #ifdef __APPLE__
 	/* The global menu bar continues to be accessible to applications
      with modal dialogs, which means that we need to desensitize
@@ -7093,13 +7074,10 @@ Editor::lock ()
      */
 	ActionManager::disable_all_actions ();
 #endif
-	lock_dialog->present ();
-}
     
-void
-Editor::unlock ()
-{
-	lock_dialog->hide ();
+    timeout_connection.disconnect();
+    
+    ARDOUR_UI::instance()->lock_session();
     
 #ifdef __APPLE__
 	ActionManager::pop_action_state ();

gtk2_ardour/tracks_control_panel.cc

@@ -93,6 +93,7 @@ TracksControlPanel::TracksControlPanel ()
     , _bit_depth_combo (get_combo_box_text ("bit_depth_combo"))
     , _frame_rate_combo (get_combo_box_text ("frame_rate_combo"))
     , _browse_button(get_waves_button("browse_default_folder"))
+    , _auto_lock_timer_spin_button(get_spin_button("auto_lock_timer_spin_button"))
     , _have_control (false)
 	, _ignore_changes (0)
 {

gtk2_ardour/tracks_control_panel.h

@@ -76,6 +76,7 @@ class TracksControlPanel : public WavesDialog, public PBD::ScopedConnectionList
     Gtk::ComboBoxText& _frame_rate_combo;
 	Gtk::Label& _latency_label;
     Gtk::Label& _default_open_path;
+    Gtk::SpinButton& _auto_lock_timer_spin_button;
     
 #include "tracks_control_panel.logic.h"
 };

gtk2_ardour/tracks_control_panel.logic.cc

@@ -578,6 +578,18 @@ TracksControlPanel::refresh_session_settings_info()
 void
 TracksControlPanel::populate_auto_lock_timer()
 {
+    using namespace std;
+    using namespace Gtk;
+    
+    _auto_lock_timer_spin_button.set_max_length(3);
+    _auto_lock_timer_spin_button.set_numeric(true);
+    
+    _auto_lock_timer_spin_button.set_update_policy(UPDATE_ALWAYS);
+    _auto_lock_timer_spin_button.set_range(0, 999);
+    _auto_lock_timer_spin_button.set_increments(1,1);
+    
+    int time = ARDOUR_UI::config()->get_auto_lock_timer();    
+    _auto_lock_timer_spin_button.set_value(time);
 }
 
 void
@@ -1247,6 +1259,18 @@ TracksControlPanel::save_default_session_path()
     }
 }
 
+void
+TracksControlPanel::save_auto_lock_time()
+{
+    using namespace std;
+    
+    string s = _auto_lock_timer_spin_button.get_text();
+    int time = atoi(s);
+    
+    ARDOUR_UI::config()->set_auto_lock_timer(time);
+    ARDOUR_UI::config()->save_state();
+}
+
 void TracksControlPanel::update_session_config ()
 {
     ARDOUR_UI* ardour_ui = ARDOUR_UI::instance();
@@ -1264,6 +1288,17 @@ void TracksControlPanel::update_session_config ()
     }
 }
 
+void
+TracksControlPanel::update_configs()
+{
+    // update session config
+    update_session_config();
+    
+    // update global config
+    save_default_session_path();
+    save_auto_lock_time();
+}
+
 void
 TracksControlPanel::on_ok (WavesButton*)
 {
@@ -1271,8 +1306,7 @@ TracksControlPanel::on_ok (WavesButton*)
 	EngineStateController::instance()->push_current_state_to_backend(true);
 	response(Gtk::RESPONSE_OK);
     
-    update_session_config();
-    save_default_session_path();    
+    update_configs();
 }
 
 
@@ -1291,8 +1325,7 @@ TracksControlPanel::on_apply (WavesButton*)
 	EngineStateController::instance()->push_current_state_to_backend(true);
 	//response(Gtk::RESPONSE_APPLY);
     
-    update_session_config();
-    save_default_session_path();  
+    update_configs(); 
 }
 
 

gtk2_ardour/tracks_control_panel.logic.h

@@ -55,9 +55,11 @@
     void on_stereo_out (WavesButton*);
     void on_browse_button (WavesButton*);
     void save_default_session_path();
+    void save_auto_lock_time();
 	void on_ok(WavesButton*);
 	void on_cancel(WavesButton*);
 	void on_apply(WavesButton*);
+    void update_configs();
     void update_session_config();
 	void on_capture_active_changed (DeviceConnectionControl* capture_control, bool active);
 	void on_playback_active_changed (DeviceConnectionControl* playback_control, bool active);

gtk2_ardour/ui/tracks_preferences.xml

@@ -239,7 +239,7 @@
       <Label style="generic_control" text="SESSION FRAME RATE" x="24" y="100"/>
       <ComboBoxText style="generic_control" id="frame_rate_combo"  x="215" y="100" width="150" height="20" />
       <Label style="generic_control" text="AUTO LOCK TIMER" x="24" y="175"/>
-      <ComboBoxText style="generic_control" id="auto_lock_timer_combo"  x="215" y="175" width="150" height="20" />
+      <SpinButton style="generic_control" id="auto_lock_timer_spin_button"  x="215" y="175" width="150" height="20" />
       
       <Label style="generic_control" text="DEFAULT FOLDER FOR NEW SESSION" x = "24" y = "230" />
       <Button

gtk2_ardour/ui_config_vars.h

@@ -24,4 +24,5 @@ UI_CONFIG_VARIABLE(float, timeline_item_gradient_depth, "timeline-item-gradient-
 UI_CONFIG_VARIABLE(bool, all_floating_windows_are_dialogs, "all-floating-windows-are-dialogs", false)
 UI_CONFIG_VARIABLE (bool, color_regions_using_track_color, "color-regions-using-track-color", false)
 UI_CONFIG_VARIABLE (bool, show_waveform_clipping, "show-waveform-clipping", true)
+UI_CONFIG_VARIABLE (int, auto_lock_timer, "auto-lock-timer", 0)