Added a preferences activity to set default behaviour.

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/AndroidManifest.xml

@@ -22,6 +22,7 @@
         <activity android:theme="@android:style/Theme.Holo.Light" android:name="WriterViewerActivity">
             <intent-filter android:label="writer_viewer"></intent-filter>
         </activity>
+        <activity android:name="PreferenceEditor"></activity>
     </application>
 
 </manifest>
\ No newline at end of file

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/res/menu/view_menu.xml

@@ -14,4 +14,7 @@
     <item android:id="@+id/menu_sort_modified"
           android:title="@string/menu_sort_modified"
           android:onClick="sortFiles"/>
+	<item android:id="@+id/menu_preferences"
+	          android:title="@string/menu_preferences"
+	          android:onClick="editPreferences"/>
 </menu>
\ No newline at end of file

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/res/values/arrays.xml

+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <integer-array name="FilterTypeValues">
+        <item >-1</item>
+        <item >0</item>
+        <item >1</item>
+        <item >2</item>
+    </integer-array>
+    <string-array name="FilterTypeStringValues">
+        <item >-1</item>
+        <item >0</item>
+        <item >1</item>
+        <item >2</item>
+    </string-array>
+    <string-array name="SortModeStringValues">
+        <item >0</item>
+        <item >1</item>
+        <item >2</item>
+        <item >3</item>
+        <item >4</item>
+        <item >5</item>
+    </string-array>
+    <!-- View Mode names,values -->
+    <string-array name="ViewModeNames">
+        <item >Grid</item>
+        <item >List</item>
+    </string-array>
+    <string-array name="ViewModeStringValues">
+        <item >0</item>
+        <item >1</item>
+    </string-array>
+    
+    <!-- Preference Name Arrays -->
+    <string-array name="file_view_modes">
+        <item >EVERYTHING</item>
+        <item >DOCUMENTS</item>
+        <item >SPREADSHEETS</item>
+        <item >PRESENTATIONS</item>
+    </string-array>
+    <string-array name="FilterTypeNames">
+        <item >Everything</item>
+        <item >Documents</item>
+        <item >Spreadsheets</item>
+        <item >Presentations</item>
+    </string-array>
+    <string-array name="SortModeNames">
+        <item >A-Z</item>
+        <item >Z-A</item>
+        <item >Oldest First</item>
+        <item >Newest First</item>
+        <item >Largest First</item>
+        <item >Smallest First</item>
+    </string-array>
+    
+    
+</resources>
\ No newline at end of file

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/res/values/strings.xml

 <?xml version="1.0" encoding="utf-8"?>
 <resources>
-
-    <string name="hello">Hello World, LibreOfficeUIActivity!</string>
     <string name="app_name">LibreOfficeUI</string>
     <string name="menu_search">Search</string>
     <string name="list_view">List</string>
@@ -9,11 +7,10 @@
     <string name="menu_sort_size">Sort By Size</string>
     <string name="menu_sort_az">Sort A-Z</string>
     <string name="menu_sort_modified">Sort by Date</string>
-    <string-array name="file_view_modes">
-        <item >EVERYTHING</item>
-        <item >DOCUMENTS</item>
-        <item >SPREADSHEETS</item>
-        <item >PRESENTATIONS</item>
-    </string-array>
+    <string name="menu_preferences">Preferences</string>
+    <!-- Pref keys as resources ; Not currently used -->
+    <string name="EXPLORER_VIEW_TYPE_KEY">EXPLORER_VIEW_TYPE</string>
+    <string name="CURRENT_DIRECTORY_KEY">CURRENT_DIRECTORY</string>
+    
 
 </resources>
\ No newline at end of file

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/res/xml/libreoffice_preferences.xml

+<?xml version="1.0" encoding="utf-8"?>
+<PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android" >
+    <ListPreference 
+        android:title="Default File Filter"
+        android:summary="Set which files to show by default"
+        android:entries="@array/FilterTypeNames" 
+        android:entryValues="@array/FilterTypeStringValues" 
+        android:key="FILTER_MODE"/>
+    <ListPreference 
+        android:summary="Select how to order files; A-Z, by size, etc." 
+        android:key="SORT_MODE" 
+        android:title="File Order" android:entries="@array/SortModeNames" android:entryValues="@array/SortModeStringValues"/>
+    <ListPreference 
+        android:entries="@array/ViewModeNames" 
+        android:entryValues="@array/ViewModeStringValues" 
+        android:title="Default File Explorer View" 
+        android:key="EXPLORER_VIEW_TYPE" 
+        android:summary="View files as a grid or in a list. #not functional, yet."/>
+    
+
+</PreferenceScreen>
\ No newline at end of file

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/src/org/libreoffice/ui/LibreOfficeUIActivity.java

@@ -6,6 +6,7 @@ import java.io.FilenameFilter;
 import java.io.IOException;
 import java.text.SimpleDateFormat;
 import java.util.Date;
+import java.util.prefs.Preferences;
 
 import android.app.ActionBar;
 import android.app.ActionBar.OnNavigationListener;
@@ -16,6 +17,7 @@ import android.content.SharedPreferences;
 import android.database.DataSetObserver;
 import android.os.Bundle;
 import android.os.Environment;
+import android.preference.PreferenceManager;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.Menu;
@@ -71,9 +73,7 @@ public class LibreOfficeUIActivity extends Activity implements OnNavigationListe
         homeDirectory.mkdirs();
         currentDirectory = homeDirectory;        
         //Load default settings
-        prefs = getSharedPreferences(EXPLORER_PREFS_KEY, MODE_PRIVATE);
-        viewMode = prefs.getInt( EXPLORER_VIEW_TYPE_KEY, GRID_VIEW);
-        sortMode = prefs.getInt( SORT_MODE_KEY, FileUtilities.SORT_AZ );
+        
 
     }
     
@@ -301,6 +301,19 @@ public class LibreOfficeUIActivity extends Activity implements OnNavigationListe
 		return;
     }
     
+    public void readPreferences(){
+    	prefs = getSharedPreferences(EXPLORER_PREFS_KEY, MODE_PRIVATE);
+        viewMode = prefs.getInt( EXPLORER_VIEW_TYPE_KEY, GRID_VIEW);
+        sortMode = prefs.getInt( SORT_MODE_KEY, FileUtilities.SORT_AZ );
+        SharedPreferences defaultPrefs = PreferenceManager.getDefaultSharedPreferences( getBaseContext() );
+        filterMode = Integer.valueOf( defaultPrefs.getString( FILTER_MODE_KEY , "-1") );
+        sortMode = Integer.valueOf( defaultPrefs.getString( SORT_MODE_KEY , "-1") );
+    }
+    
+    public void editPreferences(MenuItem item){
+    	startActivity( new Intent( this , PreferenceEditor.class) );
+    }
+    
     @Override
     protected void onSaveInstanceState(Bundle outState) {
     	// TODO Auto-generated method stub
@@ -341,6 +354,7 @@ public class LibreOfficeUIActivity extends Activity implements OnNavigationListe
     	// TODO Auto-generated method stub
     	super.onResume();
     	Log.d(tag, "onResume");
+    	readPreferences();// intent values take precedence over prefs?
     	Intent i = this.getIntent();
         if( i.hasExtra( CURRENT_DIRECTORY_KEY ) ){
         	currentDirectory = new File( i.getStringExtra( CURRENT_DIRECTORY_KEY ) );

android/experimental/GSoC-2012-eclipse-workspace/LibreOfficeUI/src/org/libreoffice/ui/PreferenceEditor.java

+package org.libreoffice.ui;
+
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.preference.Preference;
+import android.preference.Preference.OnPreferenceClickListener;
+import android.preference.PreferenceActivity;
+
+public class PreferenceEditor extends PreferenceActivity {
+	public final static String FilterTypePrefKey = "FilterTypePreference";
+	
+	@Override
+	protected void onCreate(Bundle savedInstanceState) {
+		super.onCreate(savedInstanceState);
+		addPreferencesFromResource( R.xml.libreoffice_preferences );
+		//mPrefs = getSharedPreferences( LibreOfficeUIActivity.EXPLORER_PREFS_KEY , MODE_PRIVATE );
+	}
+}