From 6deca0f9b1f3d3caa8497a89f55e5d3934545fe6 Mon Sep 17 00:00:00 2001
From: Bartek Przybylski <bart.p.pl@gmail.com>
Date: Sat, 11 Feb 2012 23:11:57 +0100
Subject: [PATCH] some file list handling, action bar added

---
 AndroidManifest.xml                           |  2 +-
 res/layout-port/files.xml                     |  8 ---
 res/layout/files.xml                          |  8 ---
 res/values/styles.xml                         |  5 +-
 .../owncloud/ui/FragmentListView.java         | 38 ++++++++++++
 .../ui/activity/FileDisplayActivity.java      | 55 +++++++++++++++--
 .../owncloud/ui/fragment/FileList.java        | 61 ++++++++++++++-----
 7 files changed, 136 insertions(+), 41 deletions(-)
 create mode 100644 src/eu/alefzero/owncloud/ui/FragmentListView.java

diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index b41fa66343..8f9a8fbb7d 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -25,7 +25,7 @@
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"></uses-permission>
 
     <application android:icon="@drawable/icon" android:label="@string/app_name">
-        <activity android:name=".ui.activity.FileDisplayActivity"></activity>
+        <activity android:name=".ui.activity.FileDisplayActivity" android:theme="@style/Theme.ownCloud" android:label="@string/app_name"></activity>
         <activity android:name=".Uploader">
             <intent-filter>
                 <action android:name="android.intent.action.SEND"></action>
diff --git a/res/layout-port/files.xml b/res/layout-port/files.xml
index fbb30c3aa5..631fa98c02 100644
--- a/res/layout-port/files.xml
+++ b/res/layout-port/files.xml
@@ -5,14 +5,6 @@
     android:background="#F7F7F7"
     android:orientation="vertical" >
 
-    <fragment 
-        android:id="@+id/actionBar"
-        android:layout_width="fill_parent"
-        android:layout_height="wrap_content"
-        class="eu.alefzero.owncloud.ui.fragment.ActionBar">
-        <!-- Preview: layout=@layout/action_bar -->
-    </fragment>
-
     <fragment
         android:id="@+id/fileList"
         android:layout_width="fill_parent"
diff --git a/res/layout/files.xml b/res/layout/files.xml
index 012fb6eef0..0c94456b7e 100644
--- a/res/layout/files.xml
+++ b/res/layout/files.xml
@@ -11,14 +11,6 @@
         android:layout_height="fill_parent"
         android:orientation="vertical" >
 
-        <fragment
-            android:id="@+id/actionBar"
-            android:layout_height="wrap_content"
-            android:layout_width="fill_parent"
-            class="eu.alefzero.owncloud.ui.fragment.ActionBar">
-            <!-- Preview: layout=@layout/action_bar -->
-        </fragment>
-
         <LinearLayout
             android:id="@+id/linearLayout2"
             android:layout_width="fill_parent"
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 1f6874b50a..1d4445502a 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -11,9 +11,8 @@
 	<style name="ocActionBarTextStyle">
     	<item name="android:textColor">#ffffff</item>
 	</style>
-	
-	
-	
+	    
+	    
 	<!-- PopDownMenu -->
 	<style name="Animations.PopDownMenu" />
 	
diff --git a/src/eu/alefzero/owncloud/ui/FragmentListView.java b/src/eu/alefzero/owncloud/ui/FragmentListView.java
new file mode 100644
index 0000000000..aff7005a25
--- /dev/null
+++ b/src/eu/alefzero/owncloud/ui/FragmentListView.java
@@ -0,0 +1,38 @@
+package eu.alefzero.owncloud.ui;
+
+import android.os.Bundle;
+import android.support.v4.app.Fragment;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.AdapterView;
+import android.widget.ListAdapter;
+import android.widget.ListView;
+import android.widget.AdapterView.OnItemClickListener;
+
+public class FragmentListView extends Fragment implements OnItemClickListener {
+  ListView mList;
+  
+  @Override
+  public void onCreate(Bundle savedInstanceState) {
+    mList = new ListView(getActivity());
+    mList.setOnItemClickListener(this);
+    super.onCreate(savedInstanceState);
+  }
+  
+  public void setListAdapter(ListAdapter listAdapter) {
+    mList.setAdapter(listAdapter);
+    mList.invalidate();
+  }
+
+  @Override
+  public View onCreateView(LayoutInflater inflater, ViewGroup container,
+      Bundle savedInstanceState) {
+    return mList;
+    //return super.onCreateView(inflater, container, savedInstanceState);
+  }
+  
+  public void onItemClick(AdapterView<?> arg0, View arg1, int arg2, long arg3) {}
+  
+  
+}
diff --git a/src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java b/src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java
index 500a244c2b..b6b099f35a 100644
--- a/src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java
+++ b/src/eu/alefzero/owncloud/ui/activity/FileDisplayActivity.java
@@ -30,14 +30,17 @@ import android.accounts.AccountManager;
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.ListActivity;
+import android.app.ActionBar.OnNavigationListener;
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.DialogInterface.OnCancelListener;
 import android.content.res.Configuration;
 import android.database.Cursor;
+import android.database.DataSetObserver;
 import android.graphics.Bitmap;
 import android.graphics.BitmapFactory;
 import android.graphics.Matrix;
+import android.graphics.drawable.Drawable;
 import android.net.Uri;
 import android.os.Bundle;
 import android.os.Environment;
@@ -49,9 +52,13 @@ import android.text.TextUtils;
 import android.util.Log;
 import android.view.MenuInflater;
 import android.view.View;
+import android.view.ViewGroup;
 import android.view.Window;
+import android.widget.ArrayAdapter;
 import android.widget.ImageView;
 import android.widget.ListView;
+import android.widget.Spinner;
+import android.widget.SpinnerAdapter;
 import android.widget.TextView;
 import eu.alefzero.owncloud.R;
 import eu.alefzero.owncloud.R.id;
@@ -70,25 +77,42 @@ import eu.alefzero.owncloud.ui.fragment.ActionBar;
  * @author Bartek Przybylski
  *
  */
-public class FileDisplayActivity extends FragmentActivity {
+
+public class FileDisplayActivity extends android.support.v4.app.FragmentActivity implements OnNavigationListener {
   private DbHandler mDBHandler;
   private Stack<String> mParents;
   private LinkedList<String> mPath;
   private Account mAccount;
   private Cursor mCursor;
   private boolean mIsDisplayingFile;
-
+  private ArrayAdapter<String> mDirectories;
+  private FileList mFileList;
+ 
   private static final int DIALOG_CHOOSE_ACCOUNT = 0;
-
+  
+  public void pushPath(String path) {
+    mDirectories.insert(path, 0);
+  }
+  
+  public boolean popPath() {
+    mDirectories.remove(mDirectories.getItem(0));
+    Log.d("TAG", ""+getActionBar().getCustomView());
+    return !mDirectories.isEmpty();
+  }
+  
   @Override
   public void onCreate(Bundle savedInstanceState) {
     super.onCreate(savedInstanceState);
-    getWindow().requestFeature(Window.FEATURE_NO_TITLE);
+    mDirectories = new ArrayAdapter<String>(this, android.R.layout.simple_spinner_dropdown_item);
+    mDirectories.add("/");
+    mFileList = new FileList();
     setContentView(R.layout.files);
+    getActionBar().setNavigationMode(android.support.v4.app.ActionBar.NAVIGATION_MODE_LIST);
+    getActionBar().setDisplayShowTitleEnabled(false);
+    getActionBar().setListNavigationCallbacks(mDirectories, this);
     
     FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
-    //ft.add(R.id.actionBar, new ActionBar());
-    ft.add(R.id.fileList, new FileList());
+    ft.add(R.id.fileList, mFileList);
     if (getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
       ft.add(R.id.fileDetail, new FileDetail());
     }
@@ -344,6 +368,25 @@ public class FileDisplayActivity extends FragmentActivity {
 //    setListAdapter(new FileListListAdapter(mCursor, this));
 //    getListView().invalidate();
   }
+
+  @Override
+  public boolean onNavigationItemSelected(int itemPosition, long itemId) {
+    int i = itemPosition;
+    while (i-- != 0) {
+      popPath();
+      mFileList.onBackPressed();
+    }
+    return true;
+  }
+  
+  @Override
+  public void onBackPressed() {
+    popPath();
+    if (mDirectories.isEmpty()) {
+      super.onBackPressed();
+    }
+    mFileList.onBackPressed();
+  }
   
   //@Override
   /*protected void onActivityResult(int requestCode, int resultCode, Intent data) {
diff --git a/src/eu/alefzero/owncloud/ui/fragment/FileList.java b/src/eu/alefzero/owncloud/ui/fragment/FileList.java
index 1fb8abccdc..691c2cfd10 100644
--- a/src/eu/alefzero/owncloud/ui/fragment/FileList.java
+++ b/src/eu/alefzero/owncloud/ui/fragment/FileList.java
@@ -17,11 +17,17 @@
  */
 package eu.alefzero.owncloud.ui.fragment;
 
+import java.util.ListIterator;
+import java.util.Stack;
+
+import eu.alefzero.owncloud.DisplayUtils;
 import eu.alefzero.owncloud.R;
 import eu.alefzero.owncloud.R.id;
 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
 import eu.alefzero.owncloud.db.ProviderMeta.ProviderTableMeta;
+import eu.alefzero.owncloud.ui.FragmentListView;
 import eu.alefzero.owncloud.ui.activity.FileDetailActivity;
+import eu.alefzero.owncloud.ui.activity.FileDisplayActivity;
 import eu.alefzero.owncloud.ui.adapter.FileListListAdapter;
 import eu.alefzero.owncloud.ui.fragment.ActionBar;
 import android.accounts.Account;
@@ -33,32 +39,39 @@ import android.database.Cursor;
 import android.net.Uri;
 import android.os.Bundle;
 import android.support.v4.app.FragmentTransaction;
+import android.support.v4.app.Fragment;
 import android.support.v4.app.ListFragment;
+import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
 import android.view.ViewGroup;
+import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
 import android.widget.ListView;
 import android.widget.TextView;
 import android.widget.Toast;
+import android.widget.AdapterView.OnItemClickListener;
 
 /**
  * A Fragment that lists all files and folders in a given path.
  * @author Bartek Przybylski
  *
  */
-public class FileList extends ListFragment {
+public class FileList extends FragmentListView {
   private Cursor mCursor;
   private Account mAccount;
   private AccountManager mAccountManager;
   private View mheaderView;
+  private Stack<String> mParentsIds;
+  private Stack<String> mDirNames;
 
-  
   @Override
   public void onCreate(Bundle savedInstanceState) {
     // TODO Auto-generated method stub
     super.onCreate(savedInstanceState);
     
+    mParentsIds = new Stack<String>();
+    mDirNames = new Stack<String>();
     mAccountManager = (AccountManager)getActivity().getSystemService(Service.ACCOUNT_SERVICE);
     mAccount = mAccountManager.getAccountsByType(AccountAuthenticator.ACCOUNT_TYPE)[0];
     populateFileList();
@@ -71,42 +84,40 @@ public class FileList extends ListFragment {
   }
   
   @Override
-  public void onListItemClick(ListView l, View v, int position, long id) {
+  public void onItemClick(AdapterView<?> l, View v, int position, long id) {
     FileDetail fd = (FileDetail) getFragmentManager().findFragmentById(R.id.fileDetail);
-    ActionBar ab = (ActionBar) getFragmentManager().findFragmentById(R.id.actionBar);
-    
     if (!mCursor.moveToPosition(position)) {
       throw new IndexOutOfBoundsException("Incorrect item selected");
     }
+    
     if (mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_CONTENT_TYPE)).equals("DIR")) {
         String id_ = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta._ID));
+        mParentsIds.push(id_);
         String dirname = mCursor.getString(mCursor.getColumnIndex(ProviderTableMeta.FILE_NAME));
-        //ab..push(DisplayUtils.HtmlDecode(dirname));
-        //mPath.addLast(DisplayUtils.HtmlDecode(dirname));
-        //mParents.push(id_);
+        mDirNames.push(dirname);
+        ((FileDisplayActivity)getActivity()).pushPath(DisplayUtils.HtmlDecode(dirname));
         mCursor = getActivity().managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
                                null,
                                ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
                                new String[]{mAccount.name}, null);
         setListAdapter(new FileListListAdapter(mCursor, getActivity()));
-        setListShown(false);
-        setListShown(true);
-        super.onListItemClick(l, v, position, id);
+        //super.onListItemClick(l, v, position, id);
         return;
     }
     Intent i = new Intent(getActivity(), FileDetailActivity.class);
-    i.putExtra("FILE_PATH", ab.getCurrentPath());
     i.putExtra("FILE_NAME", ((TextView)v.findViewById(R.id.Filename)).getText());
     if (fd != null) {
       fd.setStuff(i);
       //fd.use(((TextView)v.findViewById(R.id.Filename)).getText());
     } else {
-      i.putExtra("FILE_PATH", ab.getCurrentPath());
       i.putExtra("FILE_NAME", ((TextView)v.findViewById(R.id.Filename)).getText());
       startActivity(i);
     }
-    super.onListItemClick(l, v, position, id);
-
+    FragmentTransaction ft = getFragmentManager().beginTransaction();
+    ft.replace(R.id.fileList, this);
+    ft.commitAllowingStateLoss();
+    //super.onListItemClick(l, v, position, id);
+    
   }
   
   @Override
@@ -124,4 +135,24 @@ public class FileList extends ListFragment {
     
     setListAdapter(new FileListListAdapter(mCursor, getActivity()));
   }
+  
+  public void onBackPressed() {
+    if (!mParentsIds.empty()) {
+      mParentsIds.pop();
+      mDirNames.pop();
+    }
+    if (!mParentsIds.empty()) {
+      
+      String id_ = mParentsIds.peek();
+      String dirname = mDirNames.peek();
+      mCursor = getActivity().managedQuery(Uri.withAppendedPath(ProviderTableMeta.CONTENT_URI_DIR, id_),
+                             null,
+                             ProviderTableMeta.FILE_ACCOUNT_OWNER + "=?",
+                             new String[]{mAccount.name}, null);
+      setListAdapter(new FileListListAdapter(mCursor, getActivity()));
+    } else {
+      populateFileList();
+    }
+      
+  }
 }