#8: added File-FolderPicker cloned src from https://github.com/kashif…

…o/android-folder-picker-library/

app/src/main/AndroidManifest.xml

@@ -87,6 +87,10 @@ this program. If not, see <http://www.gnu.org/licenses/>
             </intent-filter>
 
         </activity>
+        <activity
+            android:name="lib.folderpicker.FolderPicker"
+            android:screenOrientation="portrait"
+            ></activity>
 
     </application>
 

app/src/main/java/lib/folderpicker/FolderPicker.java

@@ -0,0 +1,270 @@
+/*
+ from https://github.com/kashifo/android-folder-picker-library
+
+ Copyright 2017 Kashif Anwaar.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+ */
+package lib.folderpicker;
+
+import android.app.Activity;
+import android.app.AlertDialog;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.os.Bundle;
+import android.os.Environment;
+import android.view.View;
+import android.widget.AdapterView;
+import android.widget.EditText;
+import android.widget.ListView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import java.io.File;
+import java.util.ArrayList;
+import java.util.Collections;
+
+import de.k3b.android.toGoZip.R;
+import de.k3b.android.widget.LocalizedActivity;
+
+public class FolderPicker extends LocalizedActivity {
+
+    ArrayList<String> namesList;
+    ArrayList<String> typesList;
+
+    ArrayList<String> foldersList;
+    ArrayList<String> filesList;
+
+    TextView tv_title;
+    TextView tv_location;
+
+    String location = Environment.getExternalStorageDirectory().getAbsolutePath();
+    boolean pickFiles;
+    Intent receivedIntent;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.fp_main_layout);
+
+        if( !isExternalStorageReadable() ){
+            Toast.makeText(this, "Storage access permission not given", Toast.LENGTH_LONG).show();
+            finish();
+        }
+
+        tv_title = (TextView) findViewById(R.id.fp_tv_title);
+        tv_location = (TextView) findViewById(R.id.fp_tv_location);
+
+        try {
+            receivedIntent = getIntent();
+
+            if( receivedIntent.hasExtra("title") ) {
+                String receivedTitle = receivedIntent.getExtras().getString("title");
+                if (receivedTitle != null) {
+                    tv_title.setText(receivedTitle);
+                }
+            }
+
+            if( receivedIntent.hasExtra("location") ) {
+                String reqLocation = receivedIntent.getExtras().getString("location");
+                if (reqLocation != null) {
+                    File requestedFolder = new File(reqLocation);
+                    if (requestedFolder.exists())
+                        location = reqLocation;
+                }
+            }
+
+            if( receivedIntent.hasExtra("pickFiles") ) {
+                pickFiles = receivedIntent.getExtras().getBoolean("pickFiles");
+                if (pickFiles) {
+                    findViewById(R.id.fp_btn_select).setVisibility(View.GONE);
+                    findViewById(R.id.fp_btn_new).setVisibility(View.GONE);
+                }
+            }
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+        loadLists(location);
+
+    }
+
+    /* Checks if external storage is available to at least read */
+    public boolean isExternalStorageReadable() {
+        String state = Environment.getExternalStorageState();
+        if (Environment.MEDIA_MOUNTED.equals(state) ||
+                Environment.MEDIA_MOUNTED_READ_ONLY.equals(state)) {
+            return true;
+        }
+        return false;
+    }
+
+    public void loadLists(String location) {
+        try {
+
+            File folder = new File(location);
+
+            if( !folder.isDirectory() )
+                return;
+
+            tv_location.setText( "Location : "+ folder.getAbsolutePath() );
+            File[] files = folder.listFiles();
+
+            foldersList = new ArrayList<>();
+            filesList = new ArrayList<>();
+
+            for ( File currentFile : files ) {
+                if (currentFile.isDirectory()) {
+                    foldersList.add(currentFile.getName());
+                } else {
+                    filesList.add(currentFile.getName());
+                }
+            }
+
+            // sort & add to final List
+            Collections.sort(foldersList);
+            namesList = new ArrayList<>();
+            namesList.addAll(foldersList);
+
+            // add types
+            typesList = new ArrayList<>();
+
+            for (int i = 0; i < foldersList.size(); i++)
+                typesList.add("folder");
+
+            if (pickFiles) {
+                Collections.sort(filesList);
+
+                namesList.addAll(filesList);
+
+                for (int i = 0; i < filesList.size(); i++)
+                    typesList.add("file");
+            }
+
+            showList();
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    } // load List
+
+    public void showList() {
+
+        try {
+            simpleadapter sa = new simpleadapter(this, namesList, typesList);
+            ListView lv = (ListView) findViewById(R.id.fp_listView);
+            lv.setAdapter(sa);
+
+            lv.setOnItemClickListener(new AdapterView.OnItemClickListener() {
+                @Override
+                public void onItemClick(AdapterView<?> parent, View view,
+                                        int position, long id) {
+                    listClick(position);
+                }
+            });
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
+
+
+    public void listClick(int position) {
+
+        if ( pickFiles && typesList.get(position).equals("file")) {
+            String data = location + File.separator + namesList.get(position);
+            receivedIntent.putExtra("data", data);
+            setResult(RESULT_OK, receivedIntent);
+            finish();
+        } else {
+            location = location + File.separator + namesList.get(position);
+            loadLists(location);
+        }
+
+    }
+
+    public void goBack(View v) {
+
+        if( location!=null && !location.equals("") && !location.equals("/") ) {
+            int start = location.lastIndexOf('/');
+            String newLocation = location.substring(0, start);
+            location = newLocation;
+            loadLists(location);
+        }
+
+    }
+
+    public void newFolder(String filename) {
+        try {
+
+            File file = new File(location + File.separator + filename);
+            file.mkdirs();
+            loadLists(location);
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            Toast.makeText(this, "Error:" + e.toString(), Toast.LENGTH_LONG)
+                    .show();
+        }
+
+    }
+
+    public void newFolderDialog(View v) {
+        AlertDialog dialog = new AlertDialog.Builder(this).create();
+        dialog.setTitle("Enter Folder Name");
+
+        final EditText et = new EditText(this);
+        dialog.setView(et);
+
+        dialog.setButton(DialogInterface.BUTTON_POSITIVE, "Create",
+                new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface arg0, int arg1) {
+                        newFolder(et.getText().toString());
+                    }
+                });
+        dialog.setButton(DialogInterface.BUTTON_NEGATIVE, "Cancel",
+                new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface arg0, int arg1) {
+
+                    }
+                });
+
+        dialog.show();
+
+    }
+
+
+    public void select(View v) {
+
+        if (pickFiles) {
+            Toast.makeText(this, "You have to select a file", Toast.LENGTH_LONG).show();
+        } else if (receivedIntent != null) {
+            receivedIntent.putExtra("data", location);
+            setResult(RESULT_OK, receivedIntent);
+            finish();
+        }
+    }
+
+
+    public void cancel(View v) {
+        finish();
+    }
+
+
+} // class

app/src/main/java/lib/folderpicker/simpleadapter.java

@@ -0,0 +1,69 @@
+/*
+ from https://github.com/kashifo/android-folder-picker-library
+
+ Copyright 2017 Kashif Anwaar.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+   http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+
+ */
+package lib.folderpicker;
+
+import android.app.Activity;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.ArrayAdapter;
+import android.widget.ImageView;
+import android.widget.TextView;
+
+import java.util.ArrayList;
+
+import de.k3b.android.toGoZip.R;
+
+public class simpleadapter extends ArrayAdapter<String> {
+
+	Activity context;
+	ArrayList<String> namesList;
+	ArrayList<String> typesList;
+
+	public simpleadapter(Activity context, ArrayList<String> namesList, ArrayList<String> typesList) {
+		super(context, R.layout.filerow, namesList);
+
+		this.context = context;
+		this.namesList = namesList;
+		this.typesList = typesList;
+	}
+
+	@Override
+	public View getView(int position, View convertView, ViewGroup parent) {
+		LayoutInflater inflater = context.getLayoutInflater();
+		convertView = inflater.inflate(R.layout.filerow, parent, false);
+
+		ImageView imageView = (ImageView) convertView.findViewById(R.id.fp_iv_icon);
+		TextView name = (TextView) convertView.findViewById(R.id.fp_tv_name);
+
+		if( typesList.get(position).equals("folder") )
+		{
+			imageView.setImageResource( R.drawable.folder );
+		}
+		else
+		{
+			imageView.setImageResource( R.drawable.file );
+		}
+
+		name.setText( namesList.get(position) );
+
+		return convertView;
+	}
+
+}

app/src/main/res/drawable/outline_black_1dp.xml

@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<shape xmlns:android="http://schemas.android.com/apk/res/android">
+
+    <solid android:color="@android:color/transparent"/>
+
+    <stroke android:width="1dp"
+        android:color="#000"
+        />
+
+    <padding android:left="1dp"
+        android:top="1dp"
+        android:right="1dp"
+        android:bottom="1dp"
+        />
+
+    <corners
+        android:bottomRightRadius="1dp"
+        android:bottomLeftRadius="1dp"
+        android:topLeftRadius="1dp"
+        android:topRightRadius="1dp"
+        />
+
+</shape>