More work on crypto consumers

1 files changed, 85 insertions, 0 deletions

diff --git a/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/CryptoConsumersFragment.java b/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/CryptoConsumersFragment.java
new file mode 100644
index 000000000..8ecc5ced1
--- /dev/null
+++ b/OpenPGP-Keychain/src/org/sufficientlysecure/keychain/ui/CryptoConsumersFragment.java
@@ -0,0 +1,85 @@
+package org.sufficientlysecure.keychain.ui;
+
+import org.sufficientlysecure.keychain.provider.KeychainContract.CryptoConsumers;
+import org.sufficientlysecure.keychain.util.Log;
+
+import com.actionbarsherlock.app.SherlockListFragment;
+import android.database.Cursor;
+import android.net.Uri;
+import android.os.Bundle;
+import android.support.v4.app.LoaderManager;
+import android.support.v4.content.CursorLoader;
+import android.support.v4.content.Loader;
+import android.support.v4.widget.SimpleCursorAdapter;
+
+import android.view.View;
+import android.widget.ListView;
+
+public class CryptoConsumersFragment extends SherlockListFragment implements
+        LoaderManager.LoaderCallbacks<Cursor> {
+
+    // This is the Adapter being used to display the list's data.
+    SimpleCursorAdapter mAdapter;
+
+    // If non-null, this is the current filter the user has provided.
+    String mCurFilter;
+
+    @Override
+    public void onActivityCreated(Bundle savedInstanceState) {
+        super.onActivityCreated(savedInstanceState);
+
+        // Give some text to display if there is no data. In a real
+        // application this would come from a resource.
+        setEmptyText("TODO no crypto consumers");
+
+        // We have a menu item to show in action bar.
+        setHasOptionsMenu(true);
+
+        // Create an empty adapter we will use to display the loaded data.
+        mAdapter = new SimpleCursorAdapter(getActivity(), android.R.layout.simple_list_item_2,
+                null, new String[] { CryptoConsumers.PACKAGE_NAME, CryptoConsumers.PACKAGE_NAME },
+                new int[] { android.R.id.text1, android.R.id.text2 }, 0);
+        setListAdapter(mAdapter);
+
+        // Prepare the loader. Either re-connect with an existing one,
+        // or start a new one.
+        getLoaderManager().initLoader(0, null, this);
+    }
+
+    @Override
+    public void onListItemClick(ListView l, View v, int position, long id) {
+        // Insert desired behavior here.
+        Log.i("FragmentComplexList", "Item clicked: " + id);
+    }
+
+    // These are the Contacts rows that we will retrieve.
+    static final String[] CONSUMERS_SUMMARY_PROJECTION = new String[] { CryptoConsumers._ID,
+            CryptoConsumers.PACKAGE_NAME };
+
+    public Loader<Cursor> onCreateLoader(int id, Bundle args) {
+        // This is called when a new Loader needs to be created. This
+        // sample only has one Loader, so we don't care about the ID.
+        // First, pick the base URI to use depending on whether we are
+        // currently filtering.
+        Uri baseUri = CryptoConsumers.CONTENT_URI;
+
+        // Now create and return a CursorLoader that will take care of
+        // creating a Cursor for the data being displayed.
+        return new CursorLoader(getActivity(), baseUri, CONSUMERS_SUMMARY_PROJECTION, null, null,
+                CryptoConsumers.PACKAGE_NAME + " COLLATE LOCALIZED ASC");
+    }
+
+    public void onLoadFinished(Loader<Cursor> loader, Cursor data) {
+        // Swap the new cursor in. (The framework will take care of closing the
+        // old cursor once we return.)
+        mAdapter.swapCursor(data);
+    }
+
+    public void onLoaderReset(Loader<Cursor> loader) {
+        // This is called when the last Cursor provided to onLoadFinished()
+        // above is about to be closed. We need to make sure we are no
+        // longer using it.
+        mAdapter.swapCursor(null);
+    }
+
+}
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