src/com/owncloud/android/ui/dialog/RenameFileDialogFragment.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2014 ownCloud Inc.
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License version 2,
   6  *   as published by the Free Software Foundation.
   7  *
   8  *   This program is distributed in the hope that it will be useful,
   9  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  10  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11  *   GNU General Public License for more details.
  12  *
  13  *   You should have received a copy of the GNU General Public License
  14  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  15  *
  16  */
  17
  18 package com.owncloud.android.ui.dialog;
  19
  20 /**
  21  *  Dialog to input a new name for an {@link OCFile} being renamed.
  22  *
  23  *  Triggers the rename operation.
  24  */
  25 import android.app.AlertDialog;
  26 import android.app.Dialog;
  27 import android.content.DialogInterface;
  28 import android.os.Bundle;
  29 import android.view.LayoutInflater;
  30 import android.view.View;
  31 import android.view.WindowManager.LayoutParams;
  32 import android.widget.EditText;
  33 import android.widget.TextView;
  34 import android.widget.Toast;
  35
  36 import com.actionbarsherlock.app.SherlockDialogFragment;
  37 import com.owncloud.android.R;
  38 import com.owncloud.android.datamodel.OCFile;
  39 import com.owncloud.android.lib.resources.files.FileUtils;
  40 import com.owncloud.android.ui.activity.ComponentsGetter;
  41
  42
  43 /**
  44  *  Dialog to input a new name for a file or folder to rename.
  45  *
  46  *  Triggers the rename operation when name is confirmed.
  47  *
  48  *  @author David A. Velasco
  49  */
  50 public class RenameFileDialogFragment
  51 extends SherlockDialogFragment implements DialogInterface.OnClickListener {
  52
  53     private static final String ARG_TARGET_FILE = "TARGET_FILE";
  54
  55     /**
  56      * Public factory method to create new RenameFileDialogFragment instances.
  57      *
  58      * @param file            File to rename.
  59      * @return                Dialog ready to show.
  60      */
  61     public static RenameFileDialogFragment newInstance(OCFile file) {
  62         RenameFileDialogFragment frag = new RenameFileDialogFragment();
  63         Bundle args = new Bundle();
  64         args.putParcelable(ARG_TARGET_FILE, file);
  65         frag.setArguments(args);
  66         return frag;
  67
  68     }
  69
  70     private OCFile mTargetFile;
  71
  72     @Override
  73     public Dialog onCreateDialog(Bundle savedInstanceState) {
  74         mTargetFile = getArguments().getParcelable(ARG_TARGET_FILE);
  75
  76         // Inflate the layout for the dialog
  77         LayoutInflater inflater = getSherlockActivity().getLayoutInflater();
  78         View v = inflater.inflate(R.layout.edit_box_dialog, null);
  79
  80         // Setup layout
  81         String currentName = mTargetFile.getFileName();
  82         EditText inputText = ((EditText)v.findViewById(R.id.user_input));
  83         inputText.setText(currentName);
  84         int selectionStart = 0;
  85         int extensionStart = mTargetFile.isFolder() ? -1 : currentName.lastIndexOf(".");
  86         int selectionEnd = (extensionStart >= 0) ? extensionStart : currentName.length();
  87         if (selectionStart >= 0 && selectionEnd >= 0) {
  88             inputText.setSelection(
  89                     Math.min(selectionStart, selectionEnd),
  90                     Math.max(selectionStart, selectionEnd));
  91         }
  92         inputText.requestFocus();
  93
  94         // Build the dialog
  95         AlertDialog.Builder builder = new AlertDialog.Builder(getSherlockActivity());
  96         builder.setView(v)
  97                .setPositiveButton(R.string.common_ok, this)
  98                .setNegativeButton(R.string.common_cancel, this)
  99                .setTitle(R.string.rename_dialog_title);
 100         Dialog d = builder.create();
 101         d.getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
 102         return d;
 103     }
 104
 105
 106     @Override
 107     public void onClick(DialogInterface dialog, int which) {
 108         if (which == AlertDialog.BUTTON_POSITIVE) {
 109             String newFileName =
 110                 ((TextView)(getDialog().findViewById(R.id.user_input)))
 111                     .getText().toString().trim();
 112
 113             if (newFileName.length() <= 0) {
 114                 Toast.makeText(
 115                         getSherlockActivity(),
 116                         R.string.filename_empty,
 117                         Toast.LENGTH_LONG).show();
 118                 return;
 119             }
 120
 121             if (!FileUtils.isValidName(newFileName)) {
 122                 Toast.makeText(
 123                         getSherlockActivity(),
 124                         R.string.filename_forbidden_characters,
 125                         Toast.LENGTH_LONG).show();
 126                 return;
 127             }
 128
 129             ((ComponentsGetter)getSherlockActivity()).getFileOperationsHelper().renameFile(mTargetFile, newFileName);
 130         }
 131     }
 132 }