1 files changed, 0 insertions, 153 deletions
diff --git a/android/source/src/java/org/libreoffice/storage/external/BrowserSelectorActivity.java b/android/source/src/java/org/libreoffice/storage/external/BrowserSelectorActivity.java
deleted file mode 100644
index 07b64623b701..000000000000
--- a/android/source/src/java/org/libreoffice/storage/external/BrowserSelectorActivity.java
+++ /dev/null
@@ -1,153 +0,0 @@
-package org.libreoffice.storage.external;
-
-import android.annotation.TargetApi;
-import android.content.ContentResolver;
-import android.content.Intent;
-import android.content.SharedPreferences;
-import android.content.UriPermission;
-import android.net.Uri;
-import android.os.Build;
-import android.os.Bundle;
-import android.preference.PreferenceManager;
-import android.support.v7.app.AppCompatActivity;
-import android.util.Log;
-
-import org.libreoffice.R;
-import org.libreoffice.storage.DocumentProviderFactory;
-
-import java.util.Set;
-
-/**
- * Activity to select which directory browser to use.
- * Android 5+ will use the DocumentTree intent to locate a browser.
- * Android 4+ & OTG will use the internal directory browser.
- */
-public class BrowserSelectorActivity extends AppCompatActivity {
-    public static final String PREFERENCE_KEY_EXTRA = "org.libreoffice.pref_key_extra";
-    public static final String MODE_EXTRA = "org.libreoffice.mode_extra";
-    public static final String MODE_OTG = "OTG";
-    public static final String MODE_EXT_SD = "EXT_SD";
-
-    private static final String LOGTAG = BrowserSelectorActivity.class.getSimpleName();
-    private static final int REQUEST_DOCUMENT_TREE = 1;
-    private static final int REQUEST_INTERNAL_BROWSER = 2;
-    private Set<SharedPreferences.OnSharedPreferenceChangeListener> listeners;
-    private String preferenceKey;
-    private SharedPreferences preferences;
-
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
-        preferenceKey = getIntent().getStringExtra(PREFERENCE_KEY_EXTRA);
-        preferences = PreferenceManager.getDefaultSharedPreferences(this);
-        String mode = getIntent().getStringExtra(MODE_EXTRA);
-
-        if(mode.equals(MODE_EXT_SD)) {
-            findSDCard();
-        } else if (mode.equals(MODE_OTG)) {
-            findOTGDevice();
-        }
-    }
-
-    private void findOTGDevice() {
-        useInternalBrowser(DocumentProviderFactory.OTG_PROVIDER_INDEX);
-    }
-
-    private void findSDCard() {
-        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
-            useDocumentTreeBrowser();
-        } else {
-            useInternalBrowser(DocumentProviderFactory.EXTSD_PROVIDER_INDEX);
-        }
-    }
-
-    private void useInternalBrowser(int providerIndex) {
-        IExternalDocumentProvider provider =
-                (IExternalDocumentProvider) DocumentProviderFactory.getInstance()
-                        .getProvider(providerIndex);
-        String previousDirectoryPath = preferences.getString(preferenceKey, provider.guessRootURI(this));
-        Intent i = new Intent(this, DirectoryBrowserActivity.class);
-        i.putExtra(DirectoryBrowserActivity.DIRECTORY_PATH_EXTRA, previousDirectoryPath);
-        startActivityForResult(i, REQUEST_INTERNAL_BROWSER);
-    }
-
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    private void useDocumentTreeBrowser() {
-        Intent i = new Intent(Intent.ACTION_OPEN_DOCUMENT_TREE);
-        startActivityForResult(i, REQUEST_DOCUMENT_TREE);
-    }
-
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    @Override
-    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
-        //listeners are registered here as onActivityResult is called before onResume
-        super.onActivityResult(requestCode, resultCode, data);
-
-        registerListeners();
-        if(resultCode == RESULT_OK) {
-            switch(requestCode) {
-                case REQUEST_DOCUMENT_TREE:
-                    Uri treeUri = data.getData();
-                            preferences.edit()
-                            .putString(preferenceKey, treeUri.toString())
-                            .apply();
-
-                    updatePersistedUriPermission(treeUri);
-                    getContentResolver().takePersistableUriPermission(treeUri,
-                                    Intent.FLAG_GRANT_READ_URI_PERMISSION |
-                                    Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
-                    break;
-
-                case REQUEST_INTERNAL_BROWSER:
-                    Uri fileUri = data.getData();
-                            preferences.edit()
-                            .putString(preferenceKey, fileUri.toString())
-                            .apply();
-                    break;
-                default:
-            }
-        }
-        unregisterListeners();
-        Log.d(LOGTAG, "Preference saved: " +
-                preferences.getString(preferenceKey, getString(R.string.directory_not_saved)));
-        finish();
-    }
-
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    private void updatePersistedUriPermission(Uri treeUri) {
-        freePreviousUriPermissions();
-
-        //TODO: Use non-emulator Android 5+ device to check if needed
-        /*this.grantUriPermission(this.getPackageName(),
-                treeUri,
-                Intent.FLAG_GRANT_READ_URI_PERMISSION |
-                Intent.FLAG_GRANT_WRITE_URI_PERMISSION); */
-
-        getContentResolver().takePersistableUriPermission(treeUri,
-                Intent.FLAG_GRANT_READ_URI_PERMISSION |
-                        Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
-    }
-
-    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
-    private void freePreviousUriPermissions() {
-        ContentResolver cr = getContentResolver();
-        for (UriPermission uriPermission : cr.getPersistedUriPermissions()) {
-            cr.releasePersistableUriPermission(uriPermission.getUri(), 0);
-        }
-    }
-
-    private void registerListeners() {
-        listeners = DocumentProviderFactory.getInstance().getChangeListeners();
-        for (SharedPreferences.OnSharedPreferenceChangeListener listener : listeners) {
-            PreferenceManager.getDefaultSharedPreferences(this)
-                    .registerOnSharedPreferenceChangeListener(listener);
-        }
-    }
-
-    private void unregisterListeners() {
-        for (SharedPreferences.OnSharedPreferenceChangeListener listener : listeners) {
-            PreferenceManager.getDefaultSharedPreferences(this)
-                    .unregisterOnSharedPreferenceChangeListener(listener);
-        }
-    }
-}