Initial Contribution
This commit is contained in:
The Android Open Source Project
607
src/com/android/settings/wifi/AccessPointDialog.java
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607
src/com/android/settings/wifi/AccessPointDialog.java
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@@ -0,0 +1,607 @@
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/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.wifi;
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import com.android.settings.R;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.net.wifi.WifiInfo;
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import android.net.wifi.WifiManager;
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import android.os.Bundle;
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import android.text.TextUtils;
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import android.text.method.PasswordTransformationMethod;
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import android.text.method.TransformationMethod;
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import android.util.Log;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.AdapterView;
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import android.widget.ArrayAdapter;
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import android.widget.CheckBox;
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import android.widget.EditText;
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import android.widget.Spinner;
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import android.widget.TableLayout;
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import android.widget.TextView;
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public class AccessPointDialog extends AlertDialog implements DialogInterface.OnClickListener,
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AdapterView.OnItemSelectedListener, View.OnClickListener {
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private static final String TAG = "AccessPointDialog";
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private static final String INSTANCE_KEY_ACCESS_POINT_STATE =
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"com.android.settings.wifi.AccessPointDialog:accessPointState";
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private static final String INSTANCE_KEY_MODE =
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"com.android.settings.wifi.AccessPointDialog:mode";
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private static final String INSTANCE_KEY_CUSTOM_TITLE =
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"com.android.settings.wifi.AccessPointDialog:customTitle";
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private static final String INSTANCE_KEY_AUTO_SECURITY_ALLOWED =
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"com.android.settings.wifi.AccessPointDialog:autoSecurityAllowed";
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private static final int POSITIVE_BUTTON = BUTTON1;
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private static final int NEGATIVE_BUTTON = BUTTON2;
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private static final int NEUTRAL_BUTTON = BUTTON3;
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/** The dialog should show info connectivity functionality */
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public static final int MODE_INFO = 0;
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/** The dialog should configure the detailed AP properties */
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public static final int MODE_CONFIGURE = 1;
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/** The dialog should have the password field and connect/cancel */
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public static final int MODE_RETRY_PASSWORD = 2;
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// These should be matched with the XML. Both arrays in XML depend on this
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// ordering!
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private static final int SECURITY_AUTO = 0;
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private static final int SECURITY_NONE = 1;
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private static final int SECURITY_WEP = 2;
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private static final int SECURITY_WPA_PERSONAL = 3;
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private static final int SECURITY_WPA2_PERSONAL = 4;
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private static final int[] WEP_TYPE_VALUES = {
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AccessPointState.WEP_PASSWORD_AUTO, AccessPointState.WEP_PASSWORD_ASCII,
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AccessPointState.WEP_PASSWORD_HEX
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};
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// Button positions, default to impossible values
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private int mConnectButtonPos = Integer.MAX_VALUE;
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private int mForgetButtonPos = Integer.MAX_VALUE;
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private int mSaveButtonPos = Integer.MAX_VALUE;
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// Client configurable items. Generally, these should be saved in instance state
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private int mMode = MODE_INFO;
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private boolean mAutoSecurityAllowed = true;
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private CharSequence mCustomTitle;
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// This does not need to be saved in instance state.
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private WifiLayer mWifiLayer;
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private AccessPointState mState;
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// General views
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private View mView;
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private TextView mPasswordText;
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private EditText mPasswordEdit;
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private CheckBox mShowPasswordCheckBox;
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// Info-specific views
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private ViewGroup mTable;
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// Configure-specific views
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private EditText mSsidEdit;
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private Spinner mSecuritySpinner;
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private Spinner mWepTypeSpinner;
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public AccessPointDialog(Context context, WifiLayer wifiLayer) {
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super(context);
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mWifiLayer = wifiLayer;
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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onLayout();
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onFill();
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super.onCreate(savedInstanceState);
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}
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@Override
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public void onRestoreInstanceState(Bundle savedInstanceState) {
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// Set to a class loader that can find AccessPointState
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savedInstanceState.setClassLoader(getClass().getClassLoader());
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mState = savedInstanceState.getParcelable(INSTANCE_KEY_ACCESS_POINT_STATE);
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mState.setContext(getContext());
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mMode = savedInstanceState.getInt(INSTANCE_KEY_MODE, mMode);
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mAutoSecurityAllowed = savedInstanceState.getBoolean(INSTANCE_KEY_AUTO_SECURITY_ALLOWED,
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mAutoSecurityAllowed);
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mCustomTitle = savedInstanceState.getCharSequence(INSTANCE_KEY_CUSTOM_TITLE);
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if (mCustomTitle != null) {
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setTitle(mCustomTitle);
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}
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// This is called last since it depends on the above values
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super.onRestoreInstanceState(savedInstanceState);
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if (mShowPasswordCheckBox != null) {
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// Restore the show-password-state on the edit text
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setShowPassword(mShowPasswordCheckBox.isChecked());
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}
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}
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@Override
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public Bundle onSaveInstanceState() {
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Bundle bundle = super.onSaveInstanceState();
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bundle.putParcelable(INSTANCE_KEY_ACCESS_POINT_STATE, mState);
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bundle.putInt(INSTANCE_KEY_MODE, mMode);
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bundle.putBoolean(INSTANCE_KEY_AUTO_SECURITY_ALLOWED, mAutoSecurityAllowed);
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bundle.putCharSequence(INSTANCE_KEY_CUSTOM_TITLE, mCustomTitle);
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return bundle;
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}
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/**
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* Sets state to show in this dialog.
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*
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* @param state The state.
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*/
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public void setState(AccessPointState state) {
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mState = state;
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}
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/**
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* Sets the dialog mode.
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* @param mode One of {@link #MODE_CONFIGURE} or {@link #MODE_INFO}
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*/
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public void setMode(int mode) {
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mMode = mode;
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}
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public void setAutoSecurityAllowed(boolean autoSecurityAllowed) {
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mAutoSecurityAllowed = autoSecurityAllowed;
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}
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@Override
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public void setTitle(CharSequence title) {
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super.setTitle(title);
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mCustomTitle = title;
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}
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@Override
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public void setTitle(int titleId) {
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setTitle(getContext().getString(titleId));
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}
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/** Called after flags are set, the dialog's layout/etc should be set up here */
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private void onLayout() {
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final Context context = getContext();
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final String ssid = mState.getHumanReadableSsid();
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int positiveButtonResId = 0;
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int negativeButtonResId = R.string.cancel;
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int neutralButtonResId = 0;
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if (mCustomTitle == null) {
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// Generic title is the SSID
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// We don't want to trigger this as a custom title, so call super's
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super.setTitle(ssid);
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}
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setInverseBackgroundForced(true);
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boolean defaultPasswordVisibility = true;
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if (mMode == MODE_CONFIGURE) {
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setLayout(R.layout.wifi_ap_configure);
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positiveButtonResId = R.string.wifi_save_config;
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mSaveButtonPos = POSITIVE_BUTTON;
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} else if (mMode == MODE_INFO) {
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setLayout(R.layout.wifi_ap_info);
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if (mState.isConnectable()) {
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if (mCustomTitle == null) {
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// We don't want to trigger this as a custom title, so call super's
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super.setTitle(context.getString(R.string.connect_to_blank, ssid));
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}
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positiveButtonResId = R.string.connect;
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mConnectButtonPos = POSITIVE_BUTTON;
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}
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if (mState.isForgetable()) {
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if (positiveButtonResId == 0) {
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positiveButtonResId = R.string.forget_network;
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mForgetButtonPos = POSITIVE_BUTTON;
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} else {
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neutralButtonResId = R.string.forget_network;
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mForgetButtonPos = NEUTRAL_BUTTON;
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}
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}
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} else if (mMode == MODE_RETRY_PASSWORD) {
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setLayout(R.layout.wifi_ap_retry_password);
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positiveButtonResId = R.string.connect;
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mConnectButtonPos = POSITIVE_BUTTON;
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setGenericPasswordVisible(true);
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defaultPasswordVisibility = false;
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}
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if (defaultPasswordVisibility) {
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if (!mState.configured && mState.seen && mState.hasSecurity()) {
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setGenericPasswordVisible(true);
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} else {
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setGenericPasswordVisible(false);
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}
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}
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setButtons(positiveButtonResId, negativeButtonResId, neutralButtonResId);
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}
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/** Called when we need to set our member variables to point to the views. */
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private void onReferenceViews(View view) {
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mPasswordText = (TextView) view.findViewById(R.id.password_text);
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mPasswordEdit = (EditText) view.findViewById(R.id.password_edit);
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mShowPasswordCheckBox = (CheckBox) view.findViewById(R.id.show_password_checkbox);
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if (mShowPasswordCheckBox != null) {
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mShowPasswordCheckBox.setOnClickListener(this);
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}
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if (mMode == MODE_CONFIGURE) {
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mSsidEdit = (EditText) view.findViewById(R.id.ssid_edit);
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mSecuritySpinner = (Spinner) view.findViewById(R.id.security_spinner);
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mSecuritySpinner.setOnItemSelectedListener(this);
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setSecuritySpinnerAdapter();
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mWepTypeSpinner = (Spinner) view.findViewById(R.id.wep_type_spinner);
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} else if (mMode == MODE_INFO) {
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mTable = (ViewGroup) view.findViewById(R.id.table);
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}
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}
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private void setSecuritySpinnerAdapter() {
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Context context = getContext();
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int arrayResId = mAutoSecurityAllowed ? R.array.wifi_security_entries
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: R.array.wifi_security_without_auto_entries;
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ArrayAdapter<CharSequence> adapter = new ArrayAdapter<CharSequence>(context,
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android.R.layout.simple_spinner_item,
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context.getResources().getStringArray(arrayResId));
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adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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mSecuritySpinner.setAdapter(adapter);
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}
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/** Called when the widgets are in-place waiting to be filled with data */
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private void onFill() {
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// Appears in the order added
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if (mMode == MODE_INFO) {
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if (mState.primary) {
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addInfoRow(R.string.wifi_status, mState.getSummarizedStatus());
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addInfoRow(R.string.wifi_link_speed, mState.linkSpeed + WifiInfo.LINK_SPEED_UNITS);
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}
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if (mState.seen) {
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addInfoRow(R.string.signal, getSignalResId(mState.signal));
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}
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if (mState.security != null) {
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addInfoRow(R.string.security, mState.getHumanReadableSecurity());
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}
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if (mState.primary && mState.ipAddress != 0) {
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addInfoRow(R.string.ip_address, ipAddressToString(mState.ipAddress));
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}
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} else if (mMode == MODE_CONFIGURE) {
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String ssid = mState.getHumanReadableSsid();
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if (!TextUtils.isEmpty(ssid)) {
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mSsidEdit.setText(ssid);
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}
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mPasswordEdit.setHint(R.string.wifi_password_unchanged);
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}
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updatePasswordCaption(mState.security);
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}
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private void updatePasswordCaption(String security) {
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if (mPasswordText != null && security != null
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&& security.equals(AccessPointState.WEP)) {
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mPasswordText.setText(R.string.please_type_hex_key);
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} else {
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mPasswordText.setText(R.string.please_type_passphrase);
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}
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}
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private void addInfoRow(int nameResId, String value) {
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View rowView = getLayoutInflater().inflate(R.layout.wifi_ap_info_row, mTable, false);
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((TextView) rowView.findViewById(R.id.name)).setText(nameResId);
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((TextView) rowView.findViewById(R.id.value)).setText(value);
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mTable.addView(rowView);
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}
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private void addInfoRow(int nameResId, int valueResId) {
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addInfoRow(nameResId, getContext().getString(valueResId));
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}
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private void setButtons(int positiveResId, int negativeResId, int neutralResId) {
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final Context context = getContext();
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if (positiveResId > 0) {
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setButton(context.getString(positiveResId), this);
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}
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if (negativeResId > 0) {
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setButton2(context.getString(negativeResId), this);
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}
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if (neutralResId > 0) {
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setButton3(context.getString(neutralResId), this);
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}
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}
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private void setLayout(int layoutResId) {
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setView(mView = getLayoutInflater().inflate(layoutResId, null));
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onReferenceViews(mView);
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}
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public void onClick(DialogInterface dialog, int which) {
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if (which == mForgetButtonPos) {
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handleForget();
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} else if (which == mConnectButtonPos) {
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handleConnect();
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} else if (which == mSaveButtonPos) {
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handleSave();
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}
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}
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private void handleForget() {
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if (!replaceStateWithWifiLayerInstance()) return;
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mWifiLayer.forgetNetwork(mState);
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}
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private void handleConnect() {
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if (!replaceStateWithWifiLayerInstance()) {
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Log.w(TAG, "Assuming connecting to a new network.");
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}
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/*
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* If the network is secured and they haven't entered a password, popup
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* an error. Allow empty passwords if the state already has a password
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* set (since in that scenario, an empty password means keep the old
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* password).
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*/
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String password = getEnteredPassword();
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boolean passwordIsEmpty = TextUtils.isEmpty(password);
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/*
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* When 'retry password', they can not enter a blank password. In any
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* other mode, we let them enter a blank password if the state already
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* has a password.
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*/
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if (passwordIsEmpty && (!mState.hasPassword() || mMode == MODE_RETRY_PASSWORD)
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&& (mState.security != null) && !mState.security.equals(AccessPointState.OPEN)) {
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new AlertDialog.Builder(getContext())
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.setTitle(R.string.error_title)
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.setIcon(android.R.drawable.ic_dialog_alert)
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.setMessage(R.string.wifi_password_incorrect_error)
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.setPositiveButton(android.R.string.ok, null)
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.show();
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return;
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}
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if (!passwordIsEmpty) {
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mState.setPassword(password);
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}
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mWifiLayer.connectToNetwork(mState);
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}
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private void handleSave() {
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replaceStateWithWifiLayerInstance();
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String ssid = mSsidEdit.getText().toString();
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String password = mPasswordEdit.getText().toString();
|
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mState.setSsid(ssid);
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int securityType = getSecurityTypeFromSpinner();
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if (!TextUtils.isEmpty(password)) {
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switch (securityType) {
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case SECURITY_WPA_PERSONAL: {
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mState.setSecurity(AccessPointState.WPA);
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mState.setPassword(password);
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break;
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}
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case SECURITY_WPA2_PERSONAL: {
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mState.setSecurity(AccessPointState.WPA2);
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mState.setPassword(password);
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break;
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}
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case SECURITY_AUTO: {
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mState.setPassword(password);
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break;
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}
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case SECURITY_WEP: {
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mState.setSecurity(AccessPointState.WEP);
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mState.setPassword(password,
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WEP_TYPE_VALUES[mWepTypeSpinner.getSelectedItemPosition()]);
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||||
break;
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||||
}
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||||
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||||
}
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||||
} else {
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mState.setSecurity(AccessPointState.OPEN);
|
||||
}
|
||||
|
||||
if (securityType == SECURITY_NONE) {
|
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mState.setSecurity(AccessPointState.OPEN);
|
||||
}
|
||||
|
||||
if (!mWifiLayer.saveNetwork(mState)) {
|
||||
return;
|
||||
}
|
||||
|
||||
// Connect right away if they've touched it
|
||||
if (!mWifiLayer.connectToNetwork(mState)) {
|
||||
return;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* Replaces our {@link #mState} with the equal WifiLayer instance. This is useful after
|
||||
* we unparceled the state previously and before we are calling methods on {@link #mWifiLayer}.
|
||||
*
|
||||
* @return Whether WifiLayer was able to find an equal state in its set.
|
||||
*/
|
||||
private boolean replaceStateWithWifiLayerInstance() {
|
||||
AccessPointState state = mWifiLayer.getWifiLayerApInstance(mState);
|
||||
if (state == null) {
|
||||
return false;
|
||||
}
|
||||
|
||||
mState = state;
|
||||
return true;
|
||||
}
|
||||
|
||||
private int getSecurityTypeFromSpinner() {
|
||||
int position = mSecuritySpinner.getSelectedItemPosition();
|
||||
// If there is no AUTO choice, the position needs 1 added to get
|
||||
// to the proper spinner position -> security constants mapping
|
||||
return mAutoSecurityAllowed ? position : position + 1;
|
||||
}
|
||||
|
||||
private String getEnteredPassword() {
|
||||
return mPasswordEdit != null ? mPasswordEdit.getText().toString() : null;
|
||||
}
|
||||
|
||||
/**
|
||||
* Call the one you want to hide first.
|
||||
*/
|
||||
private void setWepVisible(boolean visible) {
|
||||
setGenericPasswordVisible(visible);
|
||||
int visibility = visible ? View.VISIBLE : View.GONE;
|
||||
mWepTypeSpinner.setVisibility(visibility);
|
||||
}
|
||||
|
||||
/**
|
||||
* @see #setWepVisible(boolean)
|
||||
*/
|
||||
private void setGenericPasswordVisible(boolean visible) {
|
||||
int visibility = visible ? View.VISIBLE : View.GONE;
|
||||
mPasswordText.setVisibility(visibility);
|
||||
mPasswordEdit.setVisibility(visibility);
|
||||
mShowPasswordCheckBox.setVisibility(visibility);
|
||||
}
|
||||
|
||||
public void onItemSelected(AdapterView parent, View view, int position, long id) {
|
||||
if (parent == mSecuritySpinner) {
|
||||
handleSecurityChange(getSecurityTypeFromSpinner());
|
||||
}
|
||||
}
|
||||
|
||||
public void onNothingSelected(AdapterView parent) {
|
||||
}
|
||||
|
||||
private void handleSecurityChange(int security) {
|
||||
|
||||
switch (security) {
|
||||
|
||||
case SECURITY_NONE: {
|
||||
setWepVisible(false);
|
||||
setGenericPasswordVisible(false);
|
||||
break;
|
||||
}
|
||||
|
||||
case SECURITY_WEP: {
|
||||
setGenericPasswordVisible(false);
|
||||
setWepVisible(true);
|
||||
updatePasswordCaption(AccessPointState.WEP);
|
||||
break;
|
||||
}
|
||||
|
||||
case SECURITY_AUTO: {
|
||||
setWepVisible(false);
|
||||
setGenericPasswordVisible(mState.hasSecurity());
|
||||
// Shows the generic 'wireless password'
|
||||
updatePasswordCaption(AccessPointState.WPA);
|
||||
break;
|
||||
}
|
||||
|
||||
case SECURITY_WPA_PERSONAL:
|
||||
case SECURITY_WPA2_PERSONAL: {
|
||||
setWepVisible(false);
|
||||
setGenericPasswordVisible(true);
|
||||
// Both WPA and WPA2 show the same caption, so either is ok
|
||||
updatePasswordCaption(AccessPointState.WPA);
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private static int getSignalResId(int signal) {
|
||||
switch (WifiManager.calculateSignalLevel(signal, 4)) {
|
||||
case 0: {
|
||||
return R.string.wifi_signal_0;
|
||||
}
|
||||
case 1: {
|
||||
return R.string.wifi_signal_1;
|
||||
}
|
||||
case 2: {
|
||||
return R.string.wifi_signal_2;
|
||||
}
|
||||
case 3: {
|
||||
return R.string.wifi_signal_3;
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
private static String ipAddressToString(int addr) {
|
||||
StringBuffer buf = new StringBuffer();
|
||||
buf.append(addr & 0xff).append('.').
|
||||
append((addr >>>= 8) & 0xff).append('.').
|
||||
append((addr >>>= 8) & 0xff).append('.').
|
||||
append((addr >>>= 8) & 0xff);
|
||||
return buf.toString();
|
||||
}
|
||||
|
||||
public void onClick(View v) {
|
||||
if (v == mShowPasswordCheckBox) {
|
||||
setShowPassword(mShowPasswordCheckBox.isChecked());
|
||||
}
|
||||
}
|
||||
|
||||
private void setShowPassword(boolean showPassword) {
|
||||
if (mPasswordEdit != null) {
|
||||
// Toggle password
|
||||
mPasswordEdit.setTransformationMethod(
|
||||
showPassword ?
|
||||
null :
|
||||
PasswordTransformationMethod.getInstance());
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
Reference in New Issue
Block a user