@@ -178,5 +178,10 @@ var powerOn = func {

 #            thread.newthread(func {

                 flightdeck[name] = deviceClass.new(name);

 #            });

-    settimer(setListeners, 5);

+

+    if (! contains(data.timers, 'listeners')) {

+        data.timers.listeners = maketimer(5, setListeners);

+        data.timers.listeners.singleShot = 1;

+        data.timers.listeners.start();

+    }

 }

@@ -22,6 +22,7 @@ var displayClass = {

             .createGroup()

             .show();

+        m.timers = {};

         m.timers2 = {}; # tho old timer implementation use already a named timer hash

         # Softkeys revert to the previous level after 45 seconds of inactivity.

         m.softkeys_inactivity_delay = 45;

@@ -213,18 +214,27 @@ var displayClass = {

     },

 #}}}

-# timers stuff {{{

-    timers : {},

+    off: func {

+        foreach(var timer; keys(me.timers2)) {

+            me.timers2[timer].stop();

+            delete(me.timers2, timer);

+        }

+        me.screen.del();

+        me.display.del();

+    },

+

+# temporary Widget Display for HDG and CRS modification {{{

+

+    temporaryWidgetDisplay : {},

     timerTrigger : func {

         var now = systime();

-        foreach (var id; keys(me.timers)) {

-            if (me.timers[id] < now) {

+        foreach (var id; keys(me.temporaryWidgetDisplay)) {

+            if (me.temporaryWidgetDisplay[id] < now) {

                 me.screenElements[id].hide();

-                delete(me.timers, id);

+                delete(me.temporaryWidgetDisplay, id);

             }

         }

-        settimer(func me.timerTrigger(), 1);

     },

     addTimer : func (duration, element) {

@@ -232,26 +242,27 @@ var displayClass = {

             element = [ element ];

         var end = systime() + duration;

         foreach (var e; element)

-            me.timers[e] = end;

+            me.temporaryWidgetDisplay[e] = end;

     },

 #}}}

     showInitProgress : func {

 #{{{

         if (me.device.role == 'PFD') {

-            me.updateAI();

-            me.updateVSI();

-            me.updateIAS();

-            me.updateALT();

-            me.updateHSI();

-            me.updateTIME();

-            me.updateOAT();

-            me.updateTAS();

-            me.updateBRG();

-            me.updateXPDR();

-            me.updateBARO();

-            me.updateOMI();

-            me.timerTrigger();

+            me.timers.updateAI     = maketimer(0.1, me, me.updateAI     );

+            me.timers.updateVSI    = maketimer(0.1, me, me.updateVSI    );

+            me.timers.updateIAS    = maketimer(0.1, me, me.updateIAS    );

+            me.timers.updateALT    = maketimer(0.2, me, me.updateALT    );

+            me.timers.updateHSI    = maketimer(0.2, me, me.updateHSI    );

+            me.timers.updateTIME   = maketimer(1.0, me, me.updateTIME   );

+            me.timers.updateOAT    = maketimer(3.0, me, me.updateOAT    );

+            me.timers.updateTAS    = maketimer(0.5, me, me.updateTAS    );

+            me.timers.updateBRG    = maketimer(0.5, me, me.updateBRG    );

+            me.timers.updateXPDR   = maketimer(0,   me, me.updateXPDR   ); me.timers.updateXPDR.singleShot=1;

+            me.timers.updateBARO   = maketimer(0,   me, me.updateBARO   ); me.timers.updateBARO.singleShot=1;

+            me.timers.updateOMI    = maketimer(1.0, me, me.updateOMI    );

+            me.timers.timerTrigger = maketimer(1.0, me, me.timerTrigger );

+

             me.screen.show();

             me.device.buttons.MENU = me.device.buttons.GlobalParams;

         }

@@ -267,7 +278,10 @@ var displayClass = {

         me.updateCOMM({auto:'comm', tune: radios.getNode('comm-tune').getValue()});

         me.softkeys_inactivity();

         me.updateSoftKeys();

-        me.updateNavigationBox();

+        me.timers.updateNavigationBox = maketimer(me.device.role == 'MFD' ? 0.6 : 0.3, me, me.updateNavigationBox);

+

+        foreach (var timer; keys(me.timers))

+            me.timers[timer].start();

     },

 #}}}

@@ -432,6 +446,7 @@ var displayClass = {

     updateNavigationBox : func (getDataFields = 0) {

 # update Navigation Box on MFD and PFD header {{{

+        var enroute = getprop('/autopilot/route-manager/current-wp') > -1;

         var route = me.device.map.layers.route;

         var fpSize = size(route.flightPlan);

         var navbox = {

@@ -477,23 +492,19 @@ var displayClass = {

         if (getDataFields)

             return keys(navbox);

         if (me.device.role == 'MFD') {

-            var enroute = getprop('/autopilot/route-manager/current-wp') > -1;

             for (var i=1; i<=4; i+=1)

                 me.screenElements['DATA-FIELD' ~ i ~ '-VAL-text']

                     .setVisible(enroute)

                     .setText(

                         navbox[me.screenElements['DATA-FIELD' ~ i ~ '-ID-text'].setVisible(enroute).get('text')]()

                     );

-            settimer(func me.updateNavigationBox(), 0.6);

         }

         else { # PFD

-            var enroute = getprop('/autopilot/route-manager/current-wp') > -1;

             me.screenElements['ETE'].setVisible(enroute);

             me.screenElements['DIS'].setVisible(enroute);

             me.screenElements['ETE-text'].setVisible(enroute).setText(navbox.ETE());

             me.screenElements['DIS-text'].setVisible(enroute).setText(navbox.DIS());

             me.screenElements['LEG-text'].setVisible(enroute).setText(navbox.LEG());

-            settimer(func me.updateNavigationBox(), 0.3);

         }

     },

 #}}}

@@ -576,7 +587,6 @@ var displayClass = {

             .setTranslation(getprop("/instrumentation/slip-skid-ball/indicated-slip-skid") * 10, 0);

         me.screenElements['Traffic']

             .setVisible(size(data.tcas));

-        settimer(func me.updateAI(), 0.1);

     },

 #}}}

@@ -591,7 +601,6 @@ var displayClass = {

             vsi = -4500;

         me.screenElements.VSI

             .setTranslation(0, vsi * -0.03465);

-        settimer(func me.updateVSI(), 0.1);

     },

 #}}}

@@ -644,7 +653,6 @@ var displayClass = {

             .setTranslation(0, -284.5 * (Sy - 1));

         me._last_ias_kt = ias;

         me._last_ias_s = now;

-        settimer(func me.updateIAS(), 0.1);

     },

     _last_ias_kt : 0,

     _last_ias_s : systime(),

@@ -658,7 +666,6 @@ var displayClass = {

             .setText(sprintf('%iKT', getprop('/instrumentation/airspeed-indicator/true-speed-kt')));

         me.screenElements['GSPD-text']

             .setText(sprintf('%iKT', getprop('/velocities/groundspeed-kt')));

-        settimer(func me.updateTAS(), 0.5);

     },

 #}}}

@@ -818,7 +825,6 @@ var displayClass = {

             .setTranslation(0, -284.5 * (Sy - 1));

         me._last_alt_ft = alt;

         me._last_alt_s = now;

-        settimer(func me.updateALT(), 0.2);

     },

     _last_alt_ft : 0,

     _last_alt_Sy : [0,0,0,0,0,0,0,0,0,0],

@@ -844,7 +850,6 @@ var displayClass = {

             .setRotation(-hdg * D2R);

         me.screenElements['HDG-text']

             .setText(sprintf("%03u°", hdg));

-        settimer(func me.updateHSI(), 0.1);

     },

 #}}}

@@ -1079,7 +1084,6 @@ var displayClass = {

 # updates the displayed time botoom left {{{

         me.screenElements['TIME-text']

             .setText(getprop('/sim/time/gmt-string'));

-        settimer(func me.updateTIME(), 1);

     },

 #}}}

@@ -1125,7 +1129,6 @@ var displayClass = {

         var tmp = getprop('/environment/temperature-deg' ~ me._oat_unit);

         me.screenElements['OAT-text']

             .setText(sprintf((abs(tmp) < 10) ? "%.1f %s" : "%i %s", tmp, (me._oat_unit == 'c') ? '°C' : 'F'));

-        settimer(func me.updateOAT(), 3);

     },

     _oat_unit : 'c',

 #}}}

@@ -1278,7 +1281,6 @@ var displayClass = {

                     .hide();

             }

         }

-        settimer(func me.updateBRG(), 0.5);

     },

 #}}}

@@ -1303,7 +1305,6 @@ var displayClass = {

         else

             me.screenElements['OMI']

                 .hide();

-        settimer(func me.updateOMI(), 1);

     },

     _omi_data : {

         'outer':  {t: 'O', bg: [0,1,1]},

@@ -86,6 +86,7 @@ Please report bug at <zkv1000@seb.lautre.net>.

   * angle of attack display (not sure about calculation): specific for each airplane (see Installation instructions below)

   * Bearing needs some checks to be sure it shows the correct information

   * XPDR: emergency code depending of the country (eg.: 1200 for US, 7700 for Europe), should be set in settings

+  * use of [maketimer()](http://wiki.flightgear.org/Nasal_library#maketimer.28.29) instead of [settimer()](http://wiki.flightgear.org/Nasal_library#settimer.28.29) when possible

 * ![][80%]

   * route displayed on map: legs ![][done], current and next leg ![][done], TOC/TOD ![][ongoing], OBS ![][ongoing]

 * ![][70%]

@@ -96,7 +97,6 @@ Please report bug at <zkv1000@seb.lautre.net>.

 * ![][50%]

   * EIS: animations for temperature for YaSim and JSBSim

 * ![][40%]

-  * use of [maketimer()](http://wiki.flightgear.org/Nasal_library#maketimer.28.29) instead of [settimer()](http://wiki.flightgear.org/Nasal_library#settimer.28.29) when possible

 * ![][30%]

 * ![][20%]

 * ![][10%]