2454f49c93
Added similar test for WiFi to be consistent. Added null tests in BluetoothEnabler. Change-Id: Ia6e7b150a1bc060c7ce0b4db12ab3f6c958af104
567 lines
22 KiB
Java
567 lines
22 KiB
Java
/*
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* Copyright (C) 2008 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;
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import android.content.ComponentName;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.ActivityInfo;
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import android.content.pm.PackageManager;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.os.Bundle;
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import android.preference.PreferenceActivity;
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import android.text.TextUtils;
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import android.util.Log;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.Button;
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import android.widget.ImageView;
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import android.widget.ListAdapter;
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import android.widget.Switch;
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import android.widget.TextView;
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import com.android.settings.bluetooth.BluetoothEnabler;
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import com.android.settings.wifi.WifiEnabler;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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/**
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* Top-level settings activity to handle single pane and double pane UI layout.
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*/
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public class Settings extends PreferenceActivity implements ButtonBarHandler {
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private static final String LOG_TAG = "Settings";
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private static final String META_DATA_KEY_HEADER_ID =
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"com.android.settings.TOP_LEVEL_HEADER_ID";
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private static final String META_DATA_KEY_FRAGMENT_CLASS =
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"com.android.settings.FRAGMENT_CLASS";
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private static final String META_DATA_KEY_PARENT_TITLE =
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"com.android.settings.PARENT_FRAGMENT_TITLE";
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private static final String META_DATA_KEY_PARENT_FRAGMENT_CLASS =
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"com.android.settings.PARENT_FRAGMENT_CLASS";
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private static final String SAVE_KEY_CURRENT_HEADER = "com.android.settings.CURRENT_HEADER";
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private static final String SAVE_KEY_PARENT_HEADER = "com.android.settings.PARENT_HEADER";
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private String mFragmentClass;
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private int mTopLevelHeaderId;
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private Header mFirstHeader;
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private Header mCurrentHeader;
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private Header mParentHeader;
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private boolean mInLocalHeaderSwitch;
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// TODO: Update Call Settings based on airplane mode state.
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protected HashMap<Integer, Integer> mHeaderIndexMap = new HashMap<Integer, Integer>();
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private List<Header> mHeaders;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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getMetaData();
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mInLocalHeaderSwitch = true;
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super.onCreate(savedInstanceState);
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mInLocalHeaderSwitch = false;
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if (!onIsHidingHeaders() && onIsMultiPane()) {
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highlightHeader();
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// Force the title so that it doesn't get overridden by a direct launch of
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// a specific settings screen.
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setTitle(R.string.settings_label);
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}
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// Retrieve any saved state
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if (savedInstanceState != null) {
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mCurrentHeader = savedInstanceState.getParcelable(SAVE_KEY_CURRENT_HEADER);
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mParentHeader = savedInstanceState.getParcelable(SAVE_KEY_PARENT_HEADER);
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}
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// If the current header was saved, switch to it
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if (savedInstanceState != null && mCurrentHeader != null) {
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//switchToHeaderLocal(mCurrentHeader);
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showBreadCrumbs(mCurrentHeader.title, null);
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}
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if (mParentHeader != null) {
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setParentTitle(mParentHeader.title, null, new OnClickListener() {
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public void onClick(View v) {
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switchToParent(mParentHeader.fragment);
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}
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});
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}
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}
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@Override
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protected void onSaveInstanceState(Bundle outState) {
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super.onSaveInstanceState(outState);
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// Save the current fragment, if it is the same as originally launched
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if (mCurrentHeader != null) {
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outState.putParcelable(SAVE_KEY_CURRENT_HEADER, mCurrentHeader);
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}
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if (mParentHeader != null) {
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outState.putParcelable(SAVE_KEY_PARENT_HEADER, mParentHeader);
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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ListAdapter listAdapter = getListAdapter();
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if (listAdapter instanceof HeaderAdapter) {
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((HeaderAdapter) listAdapter).resume();
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}
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}
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@Override
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public void onPause() {
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super.onPause();
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ListAdapter listAdapter = getListAdapter();
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if (listAdapter instanceof HeaderAdapter) {
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((HeaderAdapter) listAdapter).pause();
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}
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}
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private void switchToHeaderLocal(Header header) {
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mInLocalHeaderSwitch = true;
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switchToHeader(header);
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mInLocalHeaderSwitch = false;
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}
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@Override
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public void switchToHeader(Header header) {
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if (!mInLocalHeaderSwitch) {
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mCurrentHeader = null;
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mParentHeader = null;
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}
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super.switchToHeader(header);
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}
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/**
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* Switch to parent fragment and store the grand parent's info
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* @param className name of the activity wrapper for the parent fragment.
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*/
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private void switchToParent(String className) {
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final ComponentName cn = new ComponentName(this, className);
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try {
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final PackageManager pm = getPackageManager();
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final ActivityInfo parentInfo = pm.getActivityInfo(cn, PackageManager.GET_META_DATA);
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if (parentInfo != null && parentInfo.metaData != null) {
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String fragmentClass = parentInfo.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS);
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CharSequence fragmentTitle = parentInfo.loadLabel(pm);
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Header parentHeader = new Header();
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parentHeader.fragment = fragmentClass;
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parentHeader.title = fragmentTitle;
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mCurrentHeader = parentHeader;
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switchToHeaderLocal(parentHeader);
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mParentHeader = new Header();
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mParentHeader.fragment
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= parentInfo.metaData.getString(META_DATA_KEY_PARENT_FRAGMENT_CLASS);
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mParentHeader.title = parentInfo.metaData.getString(META_DATA_KEY_PARENT_TITLE);
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}
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} catch (NameNotFoundException nnfe) {
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Log.w(LOG_TAG, "Could not find parent activity : " + className);
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}
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}
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@Override
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public void onNewIntent(Intent intent) {
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super.onNewIntent(intent);
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// If it is not launched from history, then reset to top-level
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if ((intent.getFlags() & Intent.FLAG_ACTIVITY_LAUNCHED_FROM_HISTORY) == 0
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&& mFirstHeader != null) {
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switchToHeaderLocal(mFirstHeader);
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}
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}
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private void highlightHeader() {
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if (mTopLevelHeaderId != 0) {
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Integer index = mHeaderIndexMap.get(mTopLevelHeaderId);
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if (index != null) {
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getListView().setItemChecked(index, true);
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}
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}
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}
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@Override
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public Intent getIntent() {
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Intent superIntent = super.getIntent();
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String startingFragment = getStartingFragmentClass(superIntent);
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if (startingFragment != null && !onIsMultiPane()) {
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Intent modIntent = new Intent(superIntent);
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modIntent.putExtra(EXTRA_SHOW_FRAGMENT, startingFragment);
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Bundle args = superIntent.getExtras();
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if (args != null) {
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args = new Bundle(args);
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} else {
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args = new Bundle();
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}
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args.putParcelable("intent", superIntent);
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modIntent.putExtra(EXTRA_SHOW_FRAGMENT_ARGUMENTS, superIntent.getExtras());
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return modIntent;
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}
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return superIntent;
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}
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/**
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* Checks if the component name in the intent is different from the Settings class and
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* returns the class name to load as a fragment.
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*/
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protected String getStartingFragmentClass(Intent intent) {
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if (mFragmentClass != null) return mFragmentClass;
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String intentClass = intent.getComponent().getClassName();
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if (intentClass.equals(getClass().getName())) return null;
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if ("com.android.settings.ManageApplications".equals(intentClass)
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|| "com.android.settings.RunningServices".equals(intentClass)
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|| "com.android.settings.applications.StorageUse".equals(intentClass)) {
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// Old names of manage apps.
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intentClass = com.android.settings.applications.ManageApplications.class.getName();
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}
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return intentClass;
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}
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/**
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* Override initial header when an activity-alias is causing Settings to be launched
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* for a specific fragment encoded in the android:name parameter.
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*/
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@Override
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public Header onGetInitialHeader() {
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String fragmentClass = getStartingFragmentClass(super.getIntent());
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if (fragmentClass != null) {
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Header header = new Header();
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header.fragment = fragmentClass;
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header.title = getTitle();
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header.fragmentArguments = getIntent().getExtras();
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mCurrentHeader = header;
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return header;
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}
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// Find first non-category header
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int position = 0;
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while (position < mHeaders.size()) {
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Header header = mHeaders.get(position);
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if (HeaderAdapter.getHeaderType(header) != HeaderAdapter.HEADER_TYPE_CATEGORY)
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return header;
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position++;
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}
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Log.e(LOG_TAG, "Unable to find a non-category header");
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return null;
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}
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@Override
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public Intent onBuildStartFragmentIntent(String fragmentName, Bundle args,
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int titleRes, int shortTitleRes) {
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Intent intent = super.onBuildStartFragmentIntent(fragmentName, args,
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titleRes, shortTitleRes);
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intent.setClass(this, SubSettings.class);
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return intent;
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}
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/**
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* Populate the activity with the top-level headers.
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*/
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@Override
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public void onBuildHeaders(List<Header> headers) {
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loadHeadersFromResource(R.xml.settings_headers, headers);
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updateHeaderList(headers);
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mHeaders = headers;
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}
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private void updateHeaderList(List<Header> target) {
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int i = 0;
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while (i < target.size()) {
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Header header = target.get(i);
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// Ids are integers, so downcasting
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int id = (int) header.id;
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if (id == R.id.dock_settings) {
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if (!needsDockSettings())
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target.remove(header);
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} else if (id == R.id.operator_settings || id == R.id.manufacturer_settings) {
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Utils.updateHeaderToSpecificActivityFromMetaDataOrRemove(this, target, header);
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} else if (id == R.id.call_settings) {
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if (!Utils.isVoiceCapable(this))
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target.remove(header);
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} else if (id == R.id.wifi_settings) {
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// Remove WiFi Settings if WiFi service is not available.
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if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_WIFI)) {
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target.remove(header);
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}
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} else if (id == R.id.bluetooth_settings) {
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// Remove Bluetooth Settings if Bluetooth service is not available.
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if (!getPackageManager().hasSystemFeature(PackageManager.FEATURE_BLUETOOTH)) {
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target.remove(header);
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}
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}
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// Increment if the current one wasn't removed by the Utils code.
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if (target.get(i) == header) {
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// Hold on to the first header, when we need to reset to the top-level
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if (i == 0) mFirstHeader = header;
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mHeaderIndexMap.put(id, i);
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i++;
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}
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}
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}
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private boolean needsDockSettings() {
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return getResources().getBoolean(R.bool.has_dock_settings);
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}
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private void getMetaData() {
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try {
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ActivityInfo ai = getPackageManager().getActivityInfo(getComponentName(),
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PackageManager.GET_META_DATA);
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if (ai == null || ai.metaData == null) return;
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mTopLevelHeaderId = ai.metaData.getInt(META_DATA_KEY_HEADER_ID);
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mFragmentClass = ai.metaData.getString(META_DATA_KEY_FRAGMENT_CLASS);
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// Check if it has a parent specified and create a Header object
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final int parentHeaderTitleRes = ai.metaData.getInt(META_DATA_KEY_PARENT_TITLE);
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String parentFragmentClass = ai.metaData.getString(META_DATA_KEY_PARENT_FRAGMENT_CLASS);
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if (parentFragmentClass != null) {
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mParentHeader = new Header();
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mParentHeader.fragment = parentFragmentClass;
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if (parentHeaderTitleRes != 0) {
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mParentHeader.title = getResources().getString(parentHeaderTitleRes);
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}
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}
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} catch (NameNotFoundException nnfe) {
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// No recovery
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}
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}
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@Override
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public boolean hasNextButton() {
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return super.hasNextButton();
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}
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@Override
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public Button getNextButton() {
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return super.getNextButton();
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}
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private static class HeaderAdapter extends ArrayAdapter<Header> {
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static final int HEADER_TYPE_CATEGORY = 0;
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static final int HEADER_TYPE_NORMAL = 1;
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static final int HEADER_TYPE_SWITCH = 2;
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private static final int HEADER_TYPE_COUNT = HEADER_TYPE_SWITCH + 1;
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private final WifiEnabler mWifiEnabler;
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private final BluetoothEnabler mBluetoothEnabler;
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private static class HeaderViewHolder {
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ImageView icon;
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TextView title;
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TextView summary;
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Switch switch_;
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}
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private LayoutInflater mInflater;
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static int getHeaderType(Header header) {
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if (header.fragment == null && header.intent == null) {
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return HEADER_TYPE_CATEGORY;
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} else if (header.id == R.id.wifi_settings || header.id == R.id.bluetooth_settings) {
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return HEADER_TYPE_SWITCH;
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} else {
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return HEADER_TYPE_NORMAL;
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}
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}
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@Override
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public int getItemViewType(int position) {
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Header header = getItem(position);
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return getHeaderType(header);
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}
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@Override
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public boolean areAllItemsEnabled() {
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return false; // because of categories
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}
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@Override
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public boolean isEnabled(int position) {
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return getItemViewType(position) != HEADER_TYPE_CATEGORY;
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}
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@Override
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public int getViewTypeCount() {
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return HEADER_TYPE_COUNT;
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}
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@Override
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public boolean hasStableIds() {
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return true;
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}
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public HeaderAdapter(Context context, List<Header> objects) {
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super(context, 0, objects);
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mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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// These Switches are provided as placeholder until the adapter replaces these with actual
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// Switches inflated from their layouts. Must be done before adapter is set in super
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mWifiEnabler = new WifiEnabler(context, new Switch(context));
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mBluetoothEnabler = new BluetoothEnabler(context, new Switch(context));
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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HeaderViewHolder holder;
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Header header = getItem(position);
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int headerType = getHeaderType(header);
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View view = null;
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if (convertView == null) {
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holder = new HeaderViewHolder();
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switch (headerType) {
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case HEADER_TYPE_CATEGORY:
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view = new TextView(getContext(), null, android.R.attr.listSeparatorTextViewStyle);
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holder.title = (TextView) view;
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break;
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case HEADER_TYPE_SWITCH:
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view = mInflater.inflate(R.layout.preference_header_switch_item, parent, false);
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holder.icon = (ImageView) view.findViewById(R.id.icon);
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holder.title = (TextView) view.findViewById(com.android.internal.R.id.title);
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holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary);
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holder.switch_ = (Switch) view.findViewById(R.id.switchWidget);
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break;
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case HEADER_TYPE_NORMAL:
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view = mInflater.inflate(com.android.internal.R.layout.preference_header_item, parent, false);
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holder.icon = (ImageView) view.findViewById(com.android.internal.R.id.icon);
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holder.title = (TextView) view.findViewById(com.android.internal.R.id.title);
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holder.summary = (TextView) view.findViewById(com.android.internal.R.id.summary);
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break;
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}
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view.setTag(holder);
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} else {
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view = convertView;
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holder = (HeaderViewHolder) view.getTag();
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}
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// All view fields must be updated every time, because the view may be recycled
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switch (headerType) {
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case HEADER_TYPE_CATEGORY:
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holder.title.setText(header.getTitle(getContext().getResources()));
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break;
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case HEADER_TYPE_SWITCH:
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// Would need a different treatment if the main menu had more switches
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if (header.id == R.id.wifi_settings) {
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mWifiEnabler.setSwitch(holder.switch_);
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} else {
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mBluetoothEnabler.setSwitch(holder.switch_);
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}
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// No break, fall through on purpose to update common fields
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//$FALL-THROUGH$
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case HEADER_TYPE_NORMAL:
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holder.icon.setImageResource(header.iconRes);
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holder.title.setText(header.getTitle(getContext().getResources()));
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CharSequence summary = header.getSummary(getContext().getResources());
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if (!TextUtils.isEmpty(summary)) {
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holder.summary.setVisibility(View.VISIBLE);
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holder.summary.setText(summary);
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} else {
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holder.summary.setVisibility(View.GONE);
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}
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break;
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}
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return view;
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}
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public void resume() {
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mWifiEnabler.resume();
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mBluetoothEnabler.resume();
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}
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public void pause() {
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mWifiEnabler.pause();
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mBluetoothEnabler.pause();
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}
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}
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@Override
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public void setListAdapter(ListAdapter adapter) {
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if (mHeaders == null) {
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mHeaders = new ArrayList<Header>();
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// When the saved state provides the list of headers, onBuildHeaders is not called
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// Copy the list of Headers from the adapter, preserving their order
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for (int i = 0; i < adapter.getCount(); i++) {
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mHeaders.add((Header) adapter.getItem(i));
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}
|
|
}
|
|
|
|
// Ignore the adapter provided by PreferenceActivity and substitute ours instead
|
|
super.setListAdapter(new HeaderAdapter(this, mHeaders));
|
|
}
|
|
|
|
/*
|
|
* Settings subclasses for launching independently.
|
|
*/
|
|
|
|
public static class BluetoothSettingsActivity extends Settings { /* empty */ }
|
|
public static class WirelessSettingsActivity extends Settings { /* empty */ }
|
|
public static class TetherSettingsActivity extends Settings { /* empty */ }
|
|
public static class VpnSettingsActivity extends Settings { /* empty */ }
|
|
public static class DateTimeSettingsActivity extends Settings { /* empty */ }
|
|
public static class StorageSettingsActivity extends Settings { /* empty */ }
|
|
public static class WifiSettingsActivity extends Settings { /* empty */ }
|
|
public static class InputMethodAndLanguageSettingsActivity extends Settings { /* empty */ }
|
|
public static class InputMethodConfigActivity extends Settings { /* empty */ }
|
|
public static class InputMethodAndSubtypeEnablerActivity extends Settings { /* empty */ }
|
|
public static class LocalePickerActivity extends Settings { /* empty */ }
|
|
public static class UserDictionarySettingsActivity extends Settings { /* empty */ }
|
|
public static class SoundSettingsActivity extends Settings { /* empty */ }
|
|
public static class DisplaySettingsActivity extends Settings { /* empty */ }
|
|
public static class DeviceInfoSettingsActivity extends Settings { /* empty */ }
|
|
public static class ApplicationSettingsActivity extends Settings { /* empty */ }
|
|
public static class ManageApplicationsActivity extends Settings { /* empty */ }
|
|
public static class StorageUseActivity extends Settings { /* empty */ }
|
|
public static class DevelopmentSettingsActivity extends Settings { /* empty */ }
|
|
public static class AccessibilitySettingsActivity extends Settings { /* empty */ }
|
|
public static class SecuritySettingsActivity extends Settings { /* empty */ }
|
|
public static class PrivacySettingsActivity extends Settings { /* empty */ }
|
|
public static class DockSettingsActivity extends Settings { /* empty */ }
|
|
public static class RunningServicesActivity extends Settings { /* empty */ }
|
|
public static class ManageAccountsSettingsActivity extends Settings { /* empty */ }
|
|
public static class PowerUsageSummaryActivity extends Settings { /* empty */ }
|
|
public static class AccountSyncSettingsActivity extends Settings { /* empty */ }
|
|
public static class AccountSyncSettingsInAddAccountActivity extends Settings { /* empty */ }
|
|
public static class CryptKeeperSettingsActivity extends Settings { /* empty */ }
|
|
public static class DeviceAdminSettingsActivity extends Settings { /* empty */ }
|
|
public static class DataUsageSummaryActivity extends Settings { /* empty */ }
|
|
}
|