recorder: don't prompt the user when the columns change - force new file

apps/recorder/ChangeLog

@@ -39,4 +39,5 @@
 0.31: Ensure that background-drawn tracks can get cancelled, and draw less at a time to make updates smoother
       plotTrack now draws the current track even if you're not actively recording
 0.32: Add cadence data to output files
-0.33: Ensure that a new file is always created if the stuff that's being recorded has changed (fix #3081)
+0.33: Ensure that a new file is always created if the stuff that's being recorded has changed (fix #3081)
+0.34: Avoid prompting when creating a new file (#3081)

apps/recorder/metadata.json

@@ -2,7 +2,7 @@
   "id": "recorder",
   "name": "Recorder",
   "shortName": "Recorder",
-  "version": "0.33",
+  "version": "0.34",
   "description": "Record GPS position, heart rate and more in the background, then download to your PC.",
   "icon": "app.png",
   "tags": "tool,outdoors,gps,widget,clkinfo",

apps/recorder/widget.js

@@ -252,7 +252,11 @@
         settings.file = getTrackFilename();
       }
       var headers = require("Storage").open(settings.file,"r").readLine();
-      if (headers && headers.trim()==getCSVHeaders(getActiveRecorders()).join(",")){ // if file exists AND the headers match (#3081)
+      if (headers){ // if file exists
+        if(headers.trim()!==getCSVHeaders(getActiveRecorders()).join(",")){
+          // headers don't match, reset (#3081)
+          options.force = "new";
+        }
         if (!options.force) { // if not forced, ask the question
           g.reset(); // work around bug in 2v17 and earlier where bg color wasn't reset
           return E.showPrompt(