Unify voice interactor and recognizer settings.
There is now one settings UI to select both the new voice interactor and old voice recognizer. There are still a few wonky things about this that won't be resolved until we start requiring that all interactors specify an associated recognizer service. Change-Id: Ib702ff717fb28bcb244cb30e49577066ddc9f197
This commit is contained in:
Dianne Hackborn
233
src/com/android/settings/voice/VoiceInputPreference.java
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233
src/com/android/settings/voice/VoiceInputPreference.java
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/*
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* Copyright (C) 2014 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.voice;
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import android.app.AlertDialog;
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import android.content.ComponentName;
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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.preference.Preference;
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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.Checkable;
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import android.widget.CompoundButton;
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import android.widget.RadioButton;
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import com.android.settings.R;
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import com.android.settings.Utils;
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public final class VoiceInputPreference extends Preference {
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private static final String TAG = "VoiceInputPreference";
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private final CharSequence mLabel;
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private final CharSequence mAppLabel;
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private final CharSequence mAlertText;
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private final ComponentName mSettingsComponent;
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/**
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* The shared radio button state, which button is checked etc.
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*/
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private final RadioButtonGroupState mSharedState;
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/**
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* When true, the change callbacks on the radio button will not
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* fire.
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*/
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private volatile boolean mPreventRadioButtonCallbacks;
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private View mSettingsIcon;
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private RadioButton mRadioButton;
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private final CompoundButton.OnCheckedChangeListener mRadioChangeListener =
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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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onRadioButtonClicked(buttonView, isChecked);
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}
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};
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public VoiceInputPreference(Context context, VoiceInputHelper.BaseInfo info,
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CharSequence summary, CharSequence alertText, RadioButtonGroupState state) {
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super(context);
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setLayoutResource(R.layout.preference_tts_engine);
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mSharedState = state;
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mLabel = info.label;
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mAppLabel = info.appLabel;
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mAlertText = alertText;
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mSettingsComponent = info.settings;
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mPreventRadioButtonCallbacks = false;
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setKey(info.key);
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setTitle(info.label);
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setSummary(summary);
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}
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@Override
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public View getView(View convertView, ViewGroup parent) {
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if (mSharedState == null) {
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throw new IllegalStateException("Call to getView() before a call to" +
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"setSharedState()");
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}
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View view = super.getView(convertView, parent);
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final RadioButton rb = (RadioButton) view.findViewById(R.id.tts_engine_radiobutton);
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rb.setOnCheckedChangeListener(mRadioChangeListener);
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boolean isChecked = getKey().equals(mSharedState.getCurrentKey());
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if (isChecked) {
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mSharedState.setCurrentChecked(rb);
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}
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mPreventRadioButtonCallbacks = true;
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rb.setChecked(isChecked);
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mPreventRadioButtonCallbacks = false;
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mRadioButton = rb;
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View textLayout = view.findViewById(R.id.tts_engine_pref_text);
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textLayout.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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onRadioButtonClicked(rb, !rb.isChecked());
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}
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});
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mSettingsIcon = view.findViewById(R.id.tts_engine_settings);
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mSettingsIcon.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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Intent intent = new Intent(Intent.ACTION_MAIN);
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intent.setComponent(mSettingsComponent);
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getContext().startActivity(new Intent(intent));
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}
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});
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updateCheckedState(isChecked);
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return view;
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}
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private boolean shouldDisplayAlert() {
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return mAlertText != null;
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}
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private void displayAlert(
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final DialogInterface.OnClickListener positiveOnClickListener,
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final DialogInterface.OnClickListener negativeOnClickListener) {
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Log.i(TAG, "Displaying data alert for :" + getKey());
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AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
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String msg = String.format(getContext().getResources().getConfiguration().locale,
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mAlertText.toString(), mAppLabel);
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builder.setTitle(android.R.string.dialog_alert_title)
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.setMessage(msg)
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.setCancelable(true)
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.setPositiveButton(android.R.string.ok, positiveOnClickListener)
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.setNegativeButton(android.R.string.cancel, negativeOnClickListener)
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.setOnCancelListener(new DialogInterface.OnCancelListener() {
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@Override public void onCancel(DialogInterface dialog) {
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negativeOnClickListener.onClick(dialog, DialogInterface.BUTTON_NEGATIVE);
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}
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});
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AlertDialog dialog = builder.create();
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dialog.show();
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}
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public void doClick() {
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mRadioButton.performClick();
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}
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void updateCheckedState(boolean isChecked) {
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if (mSettingsComponent != null) {
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mSettingsIcon.setVisibility(View.VISIBLE);
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if (isChecked) {
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mSettingsIcon.setEnabled(true);
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mSettingsIcon.setAlpha(1);
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} else {
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mSettingsIcon.setEnabled(false);
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mSettingsIcon.setAlpha(Utils.DISABLED_ALPHA);
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}
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} else {
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mSettingsIcon.setVisibility(View.GONE);
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}
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}
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void onRadioButtonClicked(final CompoundButton buttonView, boolean isChecked) {
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if (mPreventRadioButtonCallbacks) {
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return;
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}
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if (mSharedState.getCurrentChecked() == buttonView) {
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updateCheckedState(isChecked);
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return;
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}
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if (isChecked) {
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// Should we alert user? if that's true, delay making engine current one.
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if (shouldDisplayAlert()) {
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displayAlert(new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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makeCurrentChecked(buttonView);
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}
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}, new DialogInterface.OnClickListener() {
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@Override
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public void onClick(DialogInterface dialog, int which) {
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// Undo the click.
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buttonView.setChecked(false);
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}
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}
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);
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} else {
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// Privileged engine, set it current
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makeCurrentChecked(buttonView);
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}
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} else {
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updateCheckedState(isChecked);
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}
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}
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void makeCurrentChecked(Checkable current) {
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if (mSharedState.getCurrentChecked() != null) {
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mSharedState.getCurrentChecked().setChecked(false);
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}
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mSharedState.setCurrentChecked(current);
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mSharedState.setCurrentKey(getKey());
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updateCheckedState(true);
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callChangeListener(mSharedState.getCurrentKey());
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}
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/**
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* Holds all state that is common to this group of radio buttons, such
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* as the currently selected key and the currently checked compound button.
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* (which corresponds to this key).
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*/
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public interface RadioButtonGroupState {
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String getCurrentKey();
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Checkable getCurrentChecked();
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void setCurrentKey(String key);
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void setCurrentChecked(Checkable current);
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}
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}
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