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

   1 /**
   2  *   ownCloud Android client application
   3  *
   4  *   @author David A. Velasco
   5  *   Copyright (C) 2014 ownCloud Inc.
   6  *
   7  *   This program is free software: you can redistribute it and/or modify
   8  *   it under the terms of the GNU General Public License version 2,
   9  *   as published by the Free Software Foundation.
  10  *
  11  *   This program is distributed in the hope that it will be useful,
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *   GNU General Public License for more details.
  15  *
  16  *   You should have received a copy of the GNU General Public License
  17  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18  *
  19  */
  20
  21 package com.owncloud.android.ui.dialog;
  22
  23 /**
  24  *  Dialog to input a new name for an {@link OCFile} being renamed.
  25  *
  26  *  Triggers the rename operation.
  27  */
  28 import android.app.AlertDialog;
  29 import android.app.Dialog;
  30 import android.content.DialogInterface;
  31 import android.os.Bundle;
  32 import android.support.v4.app.DialogFragment;
  33 import android.view.LayoutInflater;
  34 import android.view.View;
  35 import android.view.WindowManager.LayoutParams;
  36 import android.widget.EditText;
  37 import android.widget.TextView;
  38 import android.widget.Toast;
  39
  40 import com.owncloud.android.R;
  41 import com.owncloud.android.datamodel.OCFile;
  42 import com.owncloud.android.lib.resources.files.FileUtils;
  43 import com.owncloud.android.ui.activity.ComponentsGetter;
  44
  45
  46 /**
  47  *  Dialog to input a new name for a file or folder to rename.
  48  *
  49  *  Triggers the rename operation when name is confirmed.
  50  */
  51 public class RenameFileDialogFragment
  52         extends DialogFragment implements DialogInterface.OnClickListener {
  53
  54     private static final String ARG_TARGET_FILE = "TARGET_FILE";
  55
  56     /**
  57      * Public factory method to create new RenameFileDialogFragment instances.
  58      *
  59      * @param file            File to rename.
  60      * @return                Dialog ready to show.
  61      */
  62     public static RenameFileDialogFragment newInstance(OCFile file) {
  63         RenameFileDialogFragment frag = new RenameFileDialogFragment();
  64         Bundle args = new Bundle();
  65         args.putParcelable(ARG_TARGET_FILE, file);
  66         frag.setArguments(args);
  67         return frag;
  68
  69     }
  70
  71     private OCFile mTargetFile;
  72
  73     @Override
  74     public Dialog onCreateDialog(Bundle savedInstanceState) {
  75         mTargetFile = getArguments().getParcelable(ARG_TARGET_FILE);
  76
  77         // Inflate the layout for the dialog
  78         LayoutInflater inflater = getActivity().getLayoutInflater();
  79         View v = inflater.inflate(R.layout.edit_box_dialog, null);
  80
  81         // Setup layout
  82         String currentName = mTargetFile.getFileName();
  83         EditText inputText = ((EditText)v.findViewById(R.id.user_input));
  84         inputText.setText(currentName);
  85         int selectionStart = 0;
  86         int extensionStart = mTargetFile.isFolder() ? -1 : currentName.lastIndexOf(".");
  87         int selectionEnd = (extensionStart >= 0) ? extensionStart : currentName.length();
  88         if (selectionStart >= 0 && selectionEnd >= 0) {
  89             inputText.setSelection(
  90                     Math.min(selectionStart, selectionEnd),
  91                     Math.max(selectionStart, selectionEnd));
  92         }
  93         inputText.requestFocus();
  94
  95         // Build the dialog
  96         AlertDialog.Builder builder = new AlertDialog.Builder(getActivity());
  97         builder.setView(v)
  98                .setPositiveButton(R.string.common_ok, this)
  99                .setNegativeButton(R.string.common_cancel, this)
 100                .setTitle(R.string.rename_dialog_title);
 101         Dialog d = builder.create();
 102         d.getWindow().setSoftInputMode(LayoutParams.SOFT_INPUT_STATE_VISIBLE);
 103         return d;
 104     }
 105
 106
 107     @Override
 108     public void onClick(DialogInterface dialog, int which) {
 109         if (which == AlertDialog.BUTTON_POSITIVE) {
 110             String newFileName =
 111                 ((TextView)(getDialog().findViewById(R.id.user_input)))
 112                     .getText().toString().trim();
 113
 114             if (newFileName.length() <= 0) {
 115                 Toast.makeText(
 116                         getActivity(),
 117                         R.string.filename_empty,
 118                         Toast.LENGTH_LONG).show();
 119                 return;
 120             }
 121
 122             boolean serverWithForbiddenChars = ((ComponentsGetter)getActivity()).
 123                     getFileOperationsHelper().isVersionWithForbiddenCharacters();
 124
 125             if (!FileUtils.isValidName(newFileName, serverWithForbiddenChars)) {
 126                 int messageId = 0;
 127                 if (serverWithForbiddenChars) {
 128                     messageId = R.string.filename_forbidden_charaters_from_server;
 129                 } else {
 130                     messageId = R.string.filename_forbidden_characters;
 131                 }
 132                 Toast.makeText(getActivity(), messageId, Toast.LENGTH_LONG).show();
 133                 return;
 134             }
 135
 136             ((ComponentsGetter)getActivity()).getFileOperationsHelper().
 137                     renameFile(mTargetFile, newFileName);
 138
 139         }
 140     }
 141 }