First draft of wifi display settings UI.
All of the functionality is in place but the UI is not fully polished yet. Bug: 7178216 Change-Id: Id76843bff05cc71e5c02a31bc97c7070d58fff10
This commit is contained in:
Jeff Brown
405
src/com/android/settings/wfd/WifiDisplaySettings.java
Executable file
405
src/com/android/settings/wfd/WifiDisplaySettings.java
Executable file
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/*
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* Copyright (C) 2012 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.wfd;
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import android.app.ActionBar;
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import android.app.Activity;
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import android.app.AlertDialog;
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import android.content.BroadcastReceiver;
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import android.content.Context;
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import android.content.DialogInterface;
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import android.content.Intent;
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import android.content.IntentFilter;
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import android.database.ContentObserver;
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import android.hardware.display.DisplayManager;
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import android.hardware.display.WifiDisplay;
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import android.hardware.display.WifiDisplayStatus;
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import android.net.Uri;
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import android.os.Bundle;
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import android.os.Handler;
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import android.preference.Preference;
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import android.preference.PreferenceActivity;
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import android.preference.PreferenceCategory;
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import android.preference.PreferenceGroup;
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import android.preference.PreferenceScreen;
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import android.provider.Settings;
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import android.text.Html;
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import android.util.TypedValue;
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import android.view.Gravity;
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import android.view.Menu;
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import android.view.MenuInflater;
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import android.view.MenuItem;
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import android.view.View;
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import android.widget.CompoundButton;
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import android.widget.EditText;
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import android.widget.ImageView;
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import android.widget.Switch;
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import android.widget.TextView;
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import com.android.settings.ProgressCategory;
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import com.android.settings.R;
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import com.android.settings.SettingsPreferenceFragment;
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/**
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* The Settings screen for WifiDisplay configuration and connection management.
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*/
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public final class WifiDisplaySettings extends SettingsPreferenceFragment {
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private static final String TAG = "WifiDisplaySettings";
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private static final int MENU_ID_SCAN = Menu.FIRST;
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private DisplayManager mDisplayManager;
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private boolean mWifiDisplayOnSetting;
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private WifiDisplayStatus mWifiDisplayStatus;
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private PreferenceGroup mPairedDevicesCategory;
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private ProgressCategory mAvailableDevicesCategory;
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private TextView mEmptyView;
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private Switch mActionBarSwitch;
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public WifiDisplaySettings() {
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}
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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mDisplayManager = (DisplayManager)getActivity().getSystemService(Context.DISPLAY_SERVICE);
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addPreferencesFromResource(R.xml.wifi_display_settings);
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setHasOptionsMenu(true);
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}
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@Override
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public void onActivityCreated(Bundle savedInstanceState) {
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super.onActivityCreated(savedInstanceState);
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Activity activity = getActivity();
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mActionBarSwitch = new Switch(activity);
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if (activity instanceof PreferenceActivity) {
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PreferenceActivity preferenceActivity = (PreferenceActivity) activity;
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if (preferenceActivity.onIsHidingHeaders() || !preferenceActivity.onIsMultiPane()) {
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final int padding = activity.getResources().getDimensionPixelSize(
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R.dimen.action_bar_switch_padding);
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mActionBarSwitch.setPadding(0, 0, padding, 0);
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activity.getActionBar().setDisplayOptions(ActionBar.DISPLAY_SHOW_CUSTOM,
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ActionBar.DISPLAY_SHOW_CUSTOM);
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activity.getActionBar().setCustomView(mActionBarSwitch,
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new ActionBar.LayoutParams(
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ActionBar.LayoutParams.WRAP_CONTENT,
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ActionBar.LayoutParams.WRAP_CONTENT,
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Gravity.CENTER_VERTICAL | Gravity.END));
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}
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}
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mActionBarSwitch.setOnCheckedChangeListener(mSwitchOnCheckedChangedListener);
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mEmptyView = (TextView) getView().findViewById(android.R.id.empty);
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getListView().setEmptyView(mEmptyView);
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update();
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if (mWifiDisplayStatus.getFeatureState() == WifiDisplayStatus.FEATURE_STATE_UNAVAILABLE) {
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activity.finish();
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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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Context context = getActivity();
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IntentFilter filter = new IntentFilter();
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filter.addAction(DisplayManager.ACTION_WIFI_DISPLAY_STATUS_CHANGED);
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context.registerReceiver(mReceiver, filter);
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getContentResolver().registerContentObserver(Settings.Secure.getUriFor(
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Settings.Global.WIFI_DISPLAY_ON), false, mSettingsObserver);
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mDisplayManager.scanWifiDisplays();
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update();
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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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Context context = getActivity();
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context.unregisterReceiver(mReceiver);
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getContentResolver().unregisterContentObserver(mSettingsObserver);
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}
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@Override
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public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
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MenuItem item = menu.add(Menu.NONE, MENU_ID_SCAN, 0,
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mWifiDisplayStatus.getScanState() == WifiDisplayStatus.SCAN_STATE_SCANNING ?
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R.string.wifi_display_searching_for_devices :
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R.string.wifi_display_search_for_devices);
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item.setEnabled(mWifiDisplayStatus.getFeatureState() == WifiDisplayStatus.FEATURE_STATE_ON
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&& mWifiDisplayStatus.getScanState() == WifiDisplayStatus.SCAN_STATE_NOT_SCANNING);
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item.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
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super.onCreateOptionsMenu(menu, inflater);
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case MENU_ID_SCAN:
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if (mWifiDisplayStatus.getFeatureState() == WifiDisplayStatus.FEATURE_STATE_ON) {
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mDisplayManager.scanWifiDisplays();
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}
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen,
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Preference preference) {
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if (preference instanceof WifiDisplayPreference) {
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WifiDisplayPreference p = (WifiDisplayPreference)preference;
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WifiDisplay display = p.getDisplay();
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if (display.equals(mWifiDisplayStatus.getActiveDisplay())) {
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showDisconnectDialog(display);
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} else {
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mDisplayManager.connectWifiDisplay(display.getDeviceAddress());
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}
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}
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return super.onPreferenceTreeClick(preferenceScreen, preference);
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}
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private void update() {
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mWifiDisplayOnSetting = Settings.Global.getInt(getContentResolver(),
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Settings.Global.WIFI_DISPLAY_ON, 0) != 0;
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mWifiDisplayStatus = mDisplayManager.getWifiDisplayStatus();
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applyState();
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}
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private void applyState() {
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final int featureState = mWifiDisplayStatus.getFeatureState();
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mActionBarSwitch.setEnabled(featureState != WifiDisplayStatus.FEATURE_STATE_DISABLED);
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mActionBarSwitch.setChecked(mWifiDisplayOnSetting);
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final PreferenceScreen preferenceScreen = getPreferenceScreen();
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preferenceScreen.removeAll();
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if (featureState == WifiDisplayStatus.FEATURE_STATE_ON) {
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final WifiDisplay[] pairedDisplays = mWifiDisplayStatus.getRememberedDisplays();
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final WifiDisplay[] availableDisplays = mWifiDisplayStatus.getAvailableDisplays();
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if (mPairedDevicesCategory == null) {
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mPairedDevicesCategory = new PreferenceCategory(getActivity());
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mPairedDevicesCategory.setTitle(R.string.wifi_display_paired_devices);
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} else {
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mPairedDevicesCategory.removeAll();
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}
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preferenceScreen.addPreference(mPairedDevicesCategory);
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for (WifiDisplay d : pairedDisplays) {
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mPairedDevicesCategory.addPreference(createWifiDisplayPreference(d, true));
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}
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if (mPairedDevicesCategory.getPreferenceCount() == 0) {
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preferenceScreen.removePreference(mPairedDevicesCategory);
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}
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if (mAvailableDevicesCategory == null) {
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mAvailableDevicesCategory = new ProgressCategory(getActivity(), null,
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R.string.wifi_display_no_devices_found);
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mAvailableDevicesCategory.setTitle(R.string.wifi_display_available_devices);
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} else {
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mAvailableDevicesCategory.removeAll();
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}
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preferenceScreen.addPreference(mAvailableDevicesCategory);
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for (WifiDisplay d : availableDisplays) {
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if (!contains(pairedDisplays, d.getDeviceAddress())) {
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mAvailableDevicesCategory.addPreference(createWifiDisplayPreference(d, false));
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}
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}
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if (mWifiDisplayStatus.getScanState() == WifiDisplayStatus.SCAN_STATE_SCANNING) {
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mAvailableDevicesCategory.setProgress(true);
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} else {
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mAvailableDevicesCategory.setProgress(false);
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}
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} else {
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mEmptyView.setText(featureState == WifiDisplayStatus.FEATURE_STATE_OFF ?
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R.string.wifi_display_settings_empty_list_wifi_display_off :
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R.string.wifi_display_settings_empty_list_wifi_display_disabled);
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}
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getActivity().invalidateOptionsMenu();
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}
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private Preference createWifiDisplayPreference(final WifiDisplay d, boolean paired) {
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WifiDisplayPreference p = new WifiDisplayPreference(getActivity(), d);
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if (d.equals(mWifiDisplayStatus.getActiveDisplay())) {
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switch (mWifiDisplayStatus.getActiveDisplayState()) {
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case WifiDisplayStatus.DISPLAY_STATE_CONNECTED:
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p.setSummary(R.string.wifi_display_status_connected);
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break;
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case WifiDisplayStatus.DISPLAY_STATE_CONNECTING:
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p.setSummary(R.string.wifi_display_status_connecting);
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break;
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}
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} else if (paired && contains(mWifiDisplayStatus.getAvailableDisplays(),
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d.getDeviceAddress())) {
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p.setSummary(R.string.wifi_display_status_available);
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}
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if (paired) {
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p.setWidgetLayoutResource(R.layout.wifi_display_preference);
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}
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return p;
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}
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private void showDisconnectDialog(final WifiDisplay display) {
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DialogInterface.OnClickListener ok = new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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if (display.equals(mWifiDisplayStatus.getActiveDisplay())) {
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mDisplayManager.disconnectWifiDisplay();
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}
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}
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};
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AlertDialog dialog = new AlertDialog.Builder(getActivity())
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.setCancelable(true)
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.setTitle(R.string.wifi_display_disconnect_title)
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.setMessage(Html.fromHtml(getResources().getString(
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R.string.wifi_display_disconnect_text, display.getFriendlyDisplayName())))
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.setPositiveButton(android.R.string.ok, ok)
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.setNegativeButton(android.R.string.cancel, null)
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.create();
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dialog.show();
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}
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private void showOptionsDialog(final WifiDisplay display) {
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View view = getActivity().getLayoutInflater().inflate(R.layout.wifi_display_options, null);
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final EditText nameEditText = (EditText)view.findViewById(R.id.name);
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nameEditText.setText(display.getFriendlyDisplayName());
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DialogInterface.OnClickListener done = new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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String name = nameEditText.getText().toString().trim();
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if (name.isEmpty() || name.equals(display.getDeviceName())) {
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name = null;
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}
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mDisplayManager.renameWifiDisplay(display.getDeviceAddress(), name);
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}
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};
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DialogInterface.OnClickListener forget = new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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mDisplayManager.forgetWifiDisplay(display.getDeviceAddress());
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}
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};
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AlertDialog dialog = new AlertDialog.Builder(getActivity())
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.setCancelable(true)
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.setTitle(R.string.wifi_display_options_title)
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.setView(view)
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.setPositiveButton(R.string.wifi_display_options_done, done)
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.setNegativeButton(R.string.wifi_display_options_forget, forget)
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.create();
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dialog.show();
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}
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private static boolean contains(WifiDisplay[] displays, String address) {
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for (WifiDisplay d : displays) {
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if (d.getDeviceAddress().equals(address)) {
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return true;
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}
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}
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return false;
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}
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private final CompoundButton.OnCheckedChangeListener mSwitchOnCheckedChangedListener =
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new CompoundButton.OnCheckedChangeListener() {
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@Override
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public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
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mWifiDisplayOnSetting = isChecked;
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Settings.Global.putInt(getContentResolver(),
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Settings.Global.WIFI_DISPLAY_ON, isChecked ? 1 : 0);
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}
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};
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private final BroadcastReceiver mReceiver = new BroadcastReceiver() {
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@Override
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public void onReceive(Context context, Intent intent) {
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String action = intent.getAction();
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if (action.equals(DisplayManager.ACTION_WIFI_DISPLAY_STATUS_CHANGED)) {
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WifiDisplayStatus status = (WifiDisplayStatus)intent.getParcelableExtra(
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DisplayManager.EXTRA_WIFI_DISPLAY_STATUS);
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mWifiDisplayStatus = status;
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applyState();
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}
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}
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};
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private final ContentObserver mSettingsObserver = new ContentObserver(new Handler()) {
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@Override
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public void onChange(boolean selfChange, Uri uri) {
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update();
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}
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};
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private final class WifiDisplayPreference extends Preference
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implements View.OnClickListener {
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private final WifiDisplay mDisplay;
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public WifiDisplayPreference(Context context, WifiDisplay display) {
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super(context);
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mDisplay = display;
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setTitle(display.getFriendlyDisplayName());
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}
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public WifiDisplay getDisplay() {
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return mDisplay;
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}
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@Override
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protected void onBindView(View view) {
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super.onBindView(view);
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ImageView deviceDetails = (ImageView) view.findViewById(R.id.deviceDetails);
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if (deviceDetails != null) {
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deviceDetails.setOnClickListener(this);
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if (!isEnabled()) {
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TypedValue value = new TypedValue();
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getContext().getTheme().resolveAttribute(android.R.attr.disabledAlpha,
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value, true);
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deviceDetails.setImageAlpha((int)(value.getFloat() * 255));
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}
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}
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}
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@Override
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public void onClick(View v) {
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showOptionsDialog(mDisplay);
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}
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}
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}
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Reference in New Issue
Block a user