/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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 com.android.browser;
import android.app.AlertDialog;
import android.content.Context;
import android.content.DialogInterface;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.WindowManager;
import android.view.inputmethod.EditorInfo;
import android.widget.TextView;
import android.widget.TextView.OnEditorActionListener;
/**
* HTTP authentication dialog.
*/
public class HttpAuthenticationDialog {
private final Context mContext;
private final String mHost;
private final String mRealm;
private AlertDialog mDialog;
private TextView mUsernameView;
private TextView mPasswordView;
private OkListener mOkListener;
private CancelListener mCancelListener;
/**
* Creates an HTTP authentication dialog.
*/
public HttpAuthenticationDialog(Context context, String host, String realm) {
mContext = context;
mHost = host;
mRealm = realm;
createDialog();
}
private String getUsername() {
return mUsernameView.getText().toString();
}
private String getPassword() {
return mPasswordView.getText().toString();
}
/**
* Sets the listener that will be notified when the user submits the credentials.
*/
public void setOkListener(OkListener okListener) {
mOkListener = okListener;
}
/**
* Sets the listener that will be notified when the user cancels the authentication
* dialog.
*/
public void setCancelListener(CancelListener cancelListener) {
mCancelListener = cancelListener;
}
/**
* Shows the dialog.
*/
public void show() {
mDialog.show();
mUsernameView.requestFocus();
}
/**
* Hides, recreates, and shows the dialog. This can be used to handle configuration changes.
*/
public void reshow() {
String username = getUsername();
String password = getPassword();
int focusId = mDialog.getCurrentFocus().getId();
mDialog.dismiss();
createDialog();
mDialog.show();
if (username != null) {
mUsernameView.setText(username);
}
if (password != null) {
mPasswordView.setText(password);
}
if (focusId != 0) {
mDialog.findViewById(focusId).requestFocus();
} else {
mUsernameView.requestFocus();
}
}
private void createDialog() {
LayoutInflater factory = LayoutInflater.from(mContext);
View v = factory.inflate(R.layout.http_authentication, null);
mUsernameView = (TextView) v.findViewById(R.id.username_edit);
mPasswordView = (TextView) v.findViewById(R.id.password_edit);
mPasswordView.setOnEditorActionListener(new OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_DONE) {
mDialog.getButton(AlertDialog.BUTTON_POSITIVE).performClick();
return true;
}
return false;
}
});
String title = mContext.getText(R.string.sign_in_to).toString().replace(
"%s1", mHost).replace("%s2", mRealm);
mDialog = new AlertDialog.Builder(mContext)
.setTitle(title)
.setIconAttribute(android.R.attr.alertDialogIcon)
.setView(v)
.setPositiveButton(R.string.action, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
if (mOkListener != null) {
mOkListener.onOk(mHost, mRealm, getUsername(), getPassword());
}
}})
.setNegativeButton(R.string.cancel,new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int whichButton) {
if (mCancelListener != null) mCancelListener.onCancel();
}})
.setOnCancelListener(new DialogInterface.OnCancelListener() {
public void onCancel(DialogInterface dialog) {
if (mCancelListener != null) mCancelListener.onCancel();
}})
.create();
// Make the IME appear when the dialog is displayed if applicable.
mDialog.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
}
/**
* Interface for listeners that are notified when the user submits the credentials.
*/
public interface OkListener {
void onOk(String host, String realm, String username, String password);
}
/**
* Interface for listeners that are notified when the user cancels the dialog.
*/
public interface CancelListener {
void onCancel();
}
}