From dbc4875e553af4d617bba3d2450562c0671aea95 Mon Sep 17 00:00:00 2001
From: Christian Pointner <equinox@ffgraz.net>
Date: Mon, 30 Dec 2013 02:38:49 +0000
Subject: improved reload control

---
 map.js | 34 ++++++++++++++--------------------
 1 file changed, 14 insertions(+), 20 deletions(-)

(limited to 'map.js')

diff --git a/map.js b/map.js
index 56212d6..8f7a088 100644
--- a/map.js
+++ b/map.js
@@ -37,9 +37,7 @@ function initialize(lat, lng, res) {
 //##//  map.addControl(new RulerControl());
 
   var reloadconDiv = document.createElement('div');
-  var reloadcon = new ReloadControl(reloadconDiv, map);
-
-  reloadconDiv.index = 1;
+  reloadcon = new ReloadControl(reloadconDiv, map);
   map.controls[google.maps.ControlPosition.TOP_RIGHT].push(reloadconDiv);
 
   google.maps.event.addListener(map, "click", onMapClick);
@@ -58,8 +56,7 @@ function initialize(lat, lng, res) {
   countboxText = document.createTextNode("Aktiv: 0");
   countbox.appendChild(countboxText);
 
-  reloadcon.started();
-  $.get( "data.php",onData);
+  reloadcon.reload();
 }
 
 function onMapClick(mouse_event)
@@ -68,11 +65,10 @@ function onMapClick(mouse_event)
   setNewMarker(mouse_event.latLng);
 }
 
-//##//function onData(data, responseCode) {
-//##//  if (responseCode < 200 || responseCode > 299) {
-//##//    reloadcon.finished();
-//##//    return alert("Fehler: Konnte die Daten nicht laden!\n(Server Antwort-Code: " + responseCode + ")");
-//##//  }
+function onDataErr() {
+  reloadcon.finished();
+}
+
 function onData(xmlData) {
   reloadcon.loaded();
 
@@ -528,8 +524,7 @@ function onFFLogin(xmlData) {
     if(status[0].getAttribute("code") == "logged_in") {
       var username = xmlData.getElementsByTagName("username")[0].getAttribute("name");
       showFFLogout(username);
-      reloadcon.started();
-      $.get( "data.php",onData);
+      reloadcon.reload();
     }
   }
 }
@@ -560,8 +555,7 @@ function onFFLogout(xmlData) {
   }
   else {
     showFFLogin();
-    reloadcon.started();
-    $.get("data.php", onData);
+    reloadcon.reload();
   }
 }
 
@@ -601,15 +595,15 @@ function ReloadControl(controlDiv, map) {
   controlText.innerHTML = 'Daten neu laden';
   controlUI.appendChild(controlText);
 
-  google.maps.event.addDomListener(controlUI, 'click', function() {
-    controlText.innerHTML = 'wird geladen...';
-    $.get("data.php", onData);
-  });
-
   var cntrl = new Object();
-  cntrl.started = function() { controlText.innerHTML = 'wird geladen...'; }
+  cntrl.reload = function() {
+    controlText.innerHTML = 'wird geladen...';
+    $.get("data.php", onData).fail(onDataErr);
+  }
   cntrl.loaded = function() { controlText.innerHTML = 'wird verarbeitet...'; }
   cntrl.finished = function() { controlText.innerHTML = 'Daten neu laden'; }
+
+  google.maps.event.addDomListener(controlUI, 'click', cntrl.reload);
   return cntrl;
 }
 
-- 
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