Thats brilliant, thanks very much!
On Jan 18, 2:35 am, Mark Murphy <mmur...@commonsware.com> wrote:
> Tane Piper wrote:
> > Hi there,
>
> > I'm have written a preference activity for my application, where I
> > want to allow the user to currently set a timeout value for GPS.
>
> > In my XML I have this in array.xml:
>
> > <?xml version="1.0" encoding="utf-8"?>
> > <resources>
> > <string-array name="list_gps_timeout">
> > <item value="20000">20 Seconds</item>
> > <item value="30000">30 Seconds</item>
> > <item value="60000">60 Seconds</item>
> > </string-array>
> > </resources>
>
> > And in the layout file, I have this:
>
> > <?xml version="1.0" encoding="utf-8"?>
> > <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/
> > android">
>
> > <ListPreference
> > android:entryValues="@array/list_gps_timeout"
> > android:entries="@array/list_gps_timeout"
> > android:title="GPS Timeout"
> > android:summary="The time that the GPS stops searching and falls back
> > to the last know position."
> > android:key="gps_timeout"
> > android:defaultValue="20000">
> > </ListPreference>
> > </PreferenceScreen>
>
> > After setting the value, I then do this within my activity:
>
> > app_preferences = PreferenceManager.getDefaultSharedPreferences(this);
> > GPS_TIMEOUT = app_preferences.getInt("gps_timeout",
> > DEFAULT_GPS_TIMEOUT);
>
> > However, what is returned is "20 Seconds" rather than the value 20000
> > as an integer. Can anyone see where I am going wrong?
>
> You need two arrays, one with display values and one with the actual
> numerical values you want.
>
> For example:
>
> <string-array name="foo_periods">
> <item>5 seconds</item>
> <item>30 seconds</item>
> <item>1 minute</item>
> <item>5 minutes</item>
> <item>10 minutes</item>
> <item>15 minutes</item>
> <item>30 minutes</item>
> <item>1 hour</item>
> <item>4 hours</item>
> <item>1 day</item>
> </string-array>
> <string-array name="foo_periods_secs">
> <item>5</item>
> <item>30</item>
> <item>60</item>
> <item>300</item>
> <item>600</item>
> <item>900</item>
> <item>1800</item>
> <item>3600</item>
> <item>14400</item>
> <item>86400</item>
> </string-array>
>
> And in your preferences XML:
>
> <ListPreference
> android:key="foo"
> android:title="The Foo"
> android:summary="Click to select the foo time"
> android:entries="@array/foo_periods"
> android:entryValues="@array/foo_periods_secs"
> android:dialogTitle="Hi, Mom!" />
>
> Note the android:entryValues attribute in the ListPreference.
>
> --
> Mark Murphy (a Commons Guy)http://commonsware.com
> _The Busy Coder's Guide to Android Development_ Version 2.0 Available!
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