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/*
* Copyright (C) 2012 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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 org.thialfihar.android.apg.ui.dialog;
import org.thialfihar.android.apg.Constants;
import org.thialfihar.android.apg.R;
import org.thialfihar.android.apg.helper.FileHelper;
import org.thialfihar.android.apg.helper.OtherHelper;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.os.Bundle;
import android.os.Message;
import android.os.Messenger;
import android.os.RemoteException;
import android.support.v4.app.DialogFragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.CheckBox;
import android.widget.EditText;
import android.widget.ImageButton;
public class FileDialogFragment extends DialogFragment {
private Messenger mMessenger;
private static final String ARG_MESSENGER = "messenger";
private static final String ARG_TITLE = "title";
private static final String ARG_MESSAGE = "message";
private static final String ARG_DEFAULT_FILE = "default_file";
private static final String ARG_CHECKBOX_TEXT = "checkbox_text";
private static final String ARG_REQUEST_CODE = "request_code";
public static final int MESSAGE_OKAY = 1;
public static final String MESSAGE_DATA_FILENAME = "filename";
public static final String MESSAGE_DATA_CHECKED = "checked";
/**
* Creates new instance of this file dialog fragment
*/
public static FileDialogFragment newInstance(Messenger messenger, String title, String message,
String defaultFile, String checkboxText, int requestCode) {
FileDialogFragment frag = new FileDialogFragment();
Bundle args = new Bundle();
args.putParcelable(ARG_MESSENGER, messenger);
args.putString(ARG_TITLE, title);
args.putString(ARG_MESSAGE, message);
args.putString(ARG_DEFAULT_FILE, defaultFile);
args.putString(ARG_CHECKBOX_TEXT, checkboxText);
args.putInt(ARG_REQUEST_CODE, requestCode);
frag.setArguments(args);
return frag;
}
/**
* Creates dialog
*/
@Override
public Dialog onCreateDialog(Bundle savedInstanceState) {
final Activity activity = getActivity();
mMessenger = getArguments().getParcelable(ARG_MESSENGER);
String title = getArguments().getString(ARG_TITLE);
String message = getArguments().getString(ARG_MESSAGE);
String defaultFile = getArguments().getString(ARG_DEFAULT_FILE);
String checkboxText = getArguments().getString(ARG_CHECKBOX_TEXT);
final int requestCode = getArguments().getInt(ARG_REQUEST_CODE);
final EditText mFilename;
final ImageButton mBrowse;
final CheckBox mCheckBox;
LayoutInflater inflater = (LayoutInflater) activity
.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
AlertDialog.Builder alert = new AlertDialog.Builder(activity);
alert.setTitle(title);
alert.setMessage(message);
View view = inflater.inflate(R.layout.file_dialog, null);
mFilename = (EditText) view.findViewById(R.id.input);
mFilename.setText(defaultFile);
mBrowse = (ImageButton) view.findViewById(R.id.btn_browse);
mBrowse.setOnClickListener(new View.OnClickListener() {
public void onClick(View v) {
// only .asc or .gpg files
FileHelper.openFile(activity, mFilename.getText().toString(), "text/plain", requestCode);
}
});
mCheckBox = (CheckBox) view.findViewById(R.id.checkbox);
if (checkboxText == null) {
mCheckBox.setEnabled(false);
mCheckBox.setVisibility(View.GONE);
} else {
mCheckBox.setEnabled(true);
mCheckBox.setVisibility(View.VISIBLE);
mCheckBox.setText(checkboxText);
}
alert.setView(view);
alert.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
boolean checked = false;
if (mCheckBox.isEnabled()) {
checked = mCheckBox.isChecked();
}
// return resulting data back to activity
Bundle data = new Bundle();
data.putString(MESSAGE_DATA_FILENAME, mFilename.getText().toString());
data.putBoolean(MESSAGE_DATA_CHECKED, checked);
sendMessageToHandler(MESSAGE_OKAY, data);
dismiss();
}
});
alert.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int id) {
dismiss();
}
});
return alert.create();
}
/**
* Updates filename in dialog, normally called in onActivityResult in activity using the
* FileDialog
*
* @param messageId
* @param progress
* @param max
*/
public void setFilename(String filename) {
AlertDialog dialog = (AlertDialog) getDialog();
EditText filenameEditText = (EditText) dialog.findViewById(R.id.input);
if (filenameEditText != null) {
filenameEditText.setText(filename);
}
}
/**
* Send message back to handler which is initialized in a activity
*
* @param what
* Message integer you want to send
*/
private void sendMessageToHandler(Integer what, Bundle data) {
Message msg = Message.obtain();
msg.what = what;
if (data != null) {
msg.setData(data);
}
try {
mMessenger.send(msg);
} catch (RemoteException e) {
Log.w(Constants.TAG, "Exception sending message, Is handler present?", e);
} catch (NullPointerException e) {
Log.w(Constants.TAG, "Messenger is null!", e);
}
}
}
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