Added button to open folder from list (fixes #770)

src/main/java/com/nutomic/syncthingandroid/fragments/FolderListFragment.java

@@ -1,7 +1,6 @@
 package com.nutomic.syncthingandroid.fragments;
 
 import android.content.Intent;
-import android.net.Uri;
 import android.os.Bundle;
 import android.support.v4.app.ListFragment;
 import android.view.Menu;
@@ -27,7 +26,7 @@ import java.util.TimerTask;
  * Displays a list of all existing folders.
  */
 public class FolderListFragment extends ListFragment implements SyncthingService.OnApiChangeListener,
-        AdapterView.OnItemClickListener, AdapterView.OnItemLongClickListener {
+        AdapterView.OnItemClickListener {
 
     /**
      * Compares folders by labels, uses the folder ID as fallback if the label is empty
@@ -76,7 +75,6 @@ public class FolderListFragment extends ListFragment implements SyncthingService
         setHasOptionsMenu(true);
         setEmptyText(getString(R.string.folder_list_empty));
         getListView().setOnItemClickListener(this);
-        getListView().setOnItemLongClickListener(this);
     }
 
     /**
@@ -113,18 +111,6 @@ public class FolderListFragment extends ListFragment implements SyncthingService
         startActivity(intent);
     }
 
-    /**
-     * Opens the folder path with a user selected app.
-     */
-    @Override
-    public boolean onItemLongClick(AdapterView<?> adapterView, View view, int i, long l) {
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        Uri uri = Uri.parse(mAdapter.getItem(i).path);
-        intent.setDataAndType(uri, "*/*");
-        startActivity(intent);
-        return true;
-    }
-
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
         inflater.inflate(R.menu.folder_list, menu);

src/main/java/com/nutomic/syncthingandroid/views/FoldersAdapter.java

@@ -1,7 +1,9 @@
 package com.nutomic.syncthingandroid.views;
 
 import android.content.Context;
+import android.content.Intent;
 import android.databinding.DataBindingUtil;
+import android.net.Uri;
 import android.support.annotation.NonNull;
 import android.support.v4.content.ContextCompat;
 import android.text.TextUtils;
@@ -19,6 +21,7 @@ import com.nutomic.syncthingandroid.model.Model;
 import com.nutomic.syncthingandroid.service.RestApi;
 import com.nutomic.syncthingandroid.util.Util;
 
+import java.io.File;
 import java.util.HashMap;
 
 import static android.view.View.GONE;
@@ -47,6 +50,12 @@ public class FoldersAdapter extends ArrayAdapter<Folder> {
         binding.label.setText(TextUtils.isEmpty(folder.label) ? folder.id : folder.label);
         binding.state.setTextColor(ContextCompat.getColor(getContext(), R.color.text_green));
         binding.directory.setText(folder.path);
+        binding.openFolder.setOnClickListener(v -> {
+            Intent intent = new Intent(Intent.ACTION_VIEW);
+            intent.setDataAndType(Uri.fromFile(new File(folder.path)), "resource/folder");
+            getContext().startActivity(intent);
+        });
+
         if (model != null) {
             int percentage = (model.globalBytes != 0)
                     ? Math.round(100 * model.inSyncBytes / model.globalBytes)

src/main/res/layout/item_folder_list.xml

@@ -31,6 +31,16 @@
             android:layout_alignParentRight="true"
             android:textAppearance="?textAppearanceListItemSmall" />
 
+        <ImageButton
+            android:id="@+id/open_folder"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentRight="true"
+            android:layout_alignParentEnd="true"
+            android:layout_centerVertical="true"
+            android:src="@drawable/ic_folder_black_24dp"
+            android:background="@null"/>
+
         <TextView
             android:id="@+id/directory"
             android:layout_width="wrap_content"