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Code Issues Packages Projects Releases Wiki Activity

DroidFish: Remember previous scroll location in preferences.

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This commit is contained in:
Peter Osterlund 2016-12-23 21:17:07 +01:00
parent be610c97f4
commit 595cb247ae
1 changed files with 51 additions and 1 deletions
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52
DroidFish/src/org/petero/droidfish/activities/Preferences.java
View File

@ -22,12 +22,21 @@ import org.petero.droidfish.R;
import org.petero.droidfish.Util;
import android.content.SharedPreferences;
import android.content.SharedPreferences.Editor;
import android.os.Bundle;
import android.preference.PreferenceActivity;
import android.preference.PreferenceFragment;
import android.preference.PreferenceManager;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AbsListView;
import android.widget.AbsListView.OnScrollListener;
import android.widget.ListView;
public class Preferences extends PreferenceActivity {
private static int currentItem = -1;
private static int initialItem = -1;
public static class Fragment extends PreferenceFragment {
@Override
@ -35,15 +44,56 @@ public class Preferences extends PreferenceActivity {
super.onCreate(savedInstanceState);
addPreferencesFromResource(R.xml.preferences);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
View v = super.onCreateView(inflater, container, savedInstanceState);
if (v == null)
return null;
final ListView lv = (ListView) v.findViewById(android.R.id.list);
if (lv != null) {
lv.setOnScrollListener(new OnScrollListener() {
@Override
public void onScrollStateChanged(AbsListView view, int scrollState) {
}
@Override
public void onScroll(AbsListView view, int firstVisibleItem,
int visibleItemCount, int totalItemCount) {
currentItem = firstVisibleItem;
}
});
lv.post(new Runnable() {
@Override
public void run() {
if (initialItem >= 0)
lv.setSelection(initialItem);
}
});
}
return v;
}
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
initialItem = settings.getInt("prefsViewInitialItem", -1);
getFragmentManager().beginTransaction()
.replace(android.R.id.content, new Fragment())
.commit();
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
Util.setFullScreenMode(this, settings);
}
@Override
protected void onPause() {
super.onPause();
SharedPreferences settings = PreferenceManager.getDefaultSharedPreferences(this);
Editor editor = settings.edit();
editor.putInt("prefsViewInitialItem", currentItem);
editor.commit();
}
}