/* * Copyright (C) 2008 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package com.android.inputmethod.latin; import android.app.Activity; import android.app.AlertDialog; import android.app.Dialog; import android.app.Fragment; import android.app.backup.BackupManager; import android.content.Context; import android.content.DialogInterface; import android.content.Intent; import android.content.SharedPreferences; import android.content.res.Resources; import android.media.AudioManager; import android.os.Bundle; import android.preference.CheckBoxPreference; import android.preference.ListPreference; import android.preference.Preference; import android.preference.Preference.OnPreferenceClickListener; import android.preference.PreferenceGroup; import android.preference.PreferenceScreen; import android.text.TextUtils; import android.text.method.LinkMovementMethod; import android.util.Log; import android.view.View; import android.widget.SeekBar; import android.widget.SeekBar.OnSeekBarChangeListener; import android.widget.TextView; import com.android.inputmethod.compat.CompatUtils; import com.android.inputmethod.compat.InputMethodServiceCompatWrapper; import com.android.inputmethod.compat.VibratorCompatWrapper; import com.android.inputmethod.deprecated.VoiceProxy; import com.android.inputmethod.latin.define.ProductionFlag; import com.android.inputmethodcommon.InputMethodSettingsActivity; import java.util.Locale; public class Settings extends InputMethodSettingsActivity implements SharedPreferences.OnSharedPreferenceChangeListener, DialogInterface.OnDismissListener, OnPreferenceClickListener { private static final String TAG = Settings.class.getSimpleName(); public static final boolean ENABLE_EXPERIMENTAL_SETTINGS = false; // In the same order as xml/prefs.xml public static final String PREF_GENERAL_SETTINGS = "general_settings"; public static final String PREF_SUBTYPES_SETTINGS = "subtype_settings"; public static final String PREF_AUTO_CAP = "auto_cap"; public static final String PREF_VIBRATE_ON = "vibrate_on"; public static final String PREF_SOUND_ON = "sound_on"; public static final String PREF_POPUP_ON = "popup_on"; public static final String PREF_VOICE_MODE = "voice_mode"; public static final String PREF_CORRECTION_SETTINGS = "correction_settings"; public static final String PREF_CONFIGURE_DICTIONARIES_KEY = "configure_dictionaries_key"; public static final String PREF_AUTO_CORRECTION_THRESHOLD = "auto_correction_threshold"; public static final String PREF_SHOW_SUGGESTIONS_SETTING = "show_suggestions_setting"; public static final String PREF_MISC_SETTINGS = "misc_settings"; public static final String PREF_USABILITY_STUDY_MODE = "usability_study_mode"; public static final String PREF_ADVANCED_SETTINGS = "pref_advanced_settings"; public static final String PREF_SUPPRESS_LANGUAGE_SWITCH_KEY = "pref_suppress_language_switch_key"; public static final String PREF_INCLUDE_OTHER_IMES_IN_LANGUAGE_SWITCH_LIST = "pref_include_other_imes_in_language_switch_list"; public static final String PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY = "pref_key_preview_popup_dismiss_delay"; public static final String PREF_KEY_USE_CONTACTS_DICT = "pref_key_use_contacts_dict"; public static final String PREF_BIGRAM_SUGGESTION = "bigram_suggestion"; public static final String PREF_BIGRAM_PREDICTIONS = "bigram_prediction"; public static final String PREF_KEY_ENABLE_SPAN_INSERT = "enable_span_insert"; public static final String PREF_VIBRATION_DURATION_SETTINGS = "pref_vibration_duration_settings"; public static final String PREF_KEYPRESS_SOUND_VOLUME = "pref_keypress_sound_volume"; public static final String PREF_INPUT_LANGUAGE = "input_language"; public static final String PREF_SELECTED_LANGUAGES = "selected_languages"; public static final String PREF_DEBUG_SETTINGS = "debug_settings"; // Dialog ids private static final int VOICE_INPUT_CONFIRM_DIALOG = 0; private PreferenceScreen mInputLanguageSelection; private PreferenceScreen mKeypressVibrationDurationSettingsPref; private PreferenceScreen mKeypressSoundVolumeSettingsPref; private ListPreference mVoicePreference; private ListPreference mShowCorrectionSuggestionsPreference; private ListPreference mAutoCorrectionThresholdPreference; private ListPreference mKeyPreviewPopupDismissDelay; // Suggestion: use bigrams to adjust scores of suggestions obtained from unigram dictionary private CheckBoxPreference mBigramSuggestion; // Prediction: use bigrams to predict the next word when there is no input for it yet private CheckBoxPreference mBigramPrediction; private Preference mDebugSettingsPreference; private boolean mVoiceOn; private AlertDialog mDialog; private TextView mKeypressVibrationDurationSettingsTextView; private TextView mKeypressSoundVolumeSettingsTextView; private boolean mOkClicked = false; private String mVoiceModeOff; private void ensureConsistencyOfAutoCorrectionSettings() { final String autoCorrectionOff = getResources().getString( R.string.auto_correction_threshold_mode_index_off); final String currentSetting = mAutoCorrectionThresholdPreference.getValue(); mBigramSuggestion.setEnabled(!currentSetting.equals(autoCorrectionOff)); if (null != mBigramPrediction) { mBigramPrediction.setEnabled(!currentSetting.equals(autoCorrectionOff)); } } public Activity getActivityInternal() { Object thisObject = (Object) this; if (thisObject instanceof Activity) { return (Activity) thisObject; } else if (thisObject instanceof Fragment) { return ((Fragment) thisObject).getActivity(); } else { return null; } } @Override public void onCreate(Bundle icicle) { super.onCreate(icicle); setInputMethodSettingsCategoryTitle(R.string.language_selection_title); setSubtypeEnablerTitle(R.string.select_language); final Resources res = getResources(); final Context context = getActivityInternal(); addPreferencesFromResource(R.xml.prefs); mInputLanguageSelection = (PreferenceScreen) findPreference(PREF_SUBTYPES_SETTINGS); mInputLanguageSelection.setOnPreferenceClickListener(this); mVoicePreference = (ListPreference) findPreference(PREF_VOICE_MODE); mShowCorrectionSuggestionsPreference = (ListPreference) findPreference(PREF_SHOW_SUGGESTIONS_SETTING); SharedPreferences prefs = getPreferenceManager().getSharedPreferences(); prefs.registerOnSharedPreferenceChangeListener(this); mVoiceModeOff = getString(R.string.voice_mode_off); mVoiceOn = !(prefs.getString(PREF_VOICE_MODE, mVoiceModeOff) .equals(mVoiceModeOff)); mAutoCorrectionThresholdPreference = (ListPreference) findPreference(PREF_AUTO_CORRECTION_THRESHOLD); mBigramSuggestion = (CheckBoxPreference) findPreference(PREF_BIGRAM_SUGGESTION); mBigramPrediction = (CheckBoxPreference) findPreference(PREF_BIGRAM_PREDICTIONS); mDebugSettingsPreference = findPreference(PREF_DEBUG_SETTINGS); if (mDebugSettingsPreference != null) { final Intent debugSettingsIntent = new Intent(Intent.ACTION_MAIN); debugSettingsIntent.setClassName( context.getPackageName(), DebugSettings.class.getName()); mDebugSettingsPreference.setIntent(debugSettingsIntent); } ensureConsistencyOfAutoCorrectionSettings(); final PreferenceGroup generalSettings = (PreferenceGroup) findPreference(PREF_GENERAL_SETTINGS); final PreferenceGroup textCorrectionGroup = (PreferenceGroup) findPreference(PREF_CORRECTION_SETTINGS); final PreferenceGroup miscSettings = (PreferenceGroup) findPreference(PREF_MISC_SETTINGS); final boolean showVoiceKeyOption = res.getBoolean( R.bool.config_enable_show_voice_key_option); if (!showVoiceKeyOption) { generalSettings.removePreference(mVoicePreference); } if (!VibratorCompatWrapper.getInstance(context).hasVibrator()) { generalSettings.removePreference(findPreference(PREF_VIBRATE_ON)); } if (InputMethodServiceCompatWrapper.CAN_HANDLE_ON_CURRENT_INPUT_METHOD_SUBTYPE_CHANGED) { generalSettings.removePreference(findPreference(PREF_SUBTYPES_SETTINGS)); } final boolean showPopupOption = res.getBoolean( R.bool.config_enable_show_popup_on_keypress_option); if (!showPopupOption) { generalSettings.removePreference(findPreference(PREF_POPUP_ON)); } final boolean showBigramSuggestionsOption = res.getBoolean( R.bool.config_enable_bigram_suggestions_option); if (!showBigramSuggestionsOption) { textCorrectionGroup.removePreference(mBigramSuggestion); if (null != mBigramPrediction) { textCorrectionGroup.removePreference(mBigramPrediction); } } final CheckBoxPreference includeOtherImesInLanguageSwitchList = (CheckBoxPreference)findPreference(PREF_INCLUDE_OTHER_IMES_IN_LANGUAGE_SWITCH_LIST); includeOtherImesInLanguageSwitchList.setEnabled( !SettingsValues.isLanguageSwitchKeySupressed(prefs)); mKeyPreviewPopupDismissDelay = (ListPreference)findPreference(PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY); final String[] entries = new String[] { res.getString(R.string.key_preview_popup_dismiss_no_delay), res.getString(R.string.key_preview_popup_dismiss_default_delay), }; final String popupDismissDelayDefaultValue = Integer.toString(res.getInteger( R.integer.config_key_preview_linger_timeout)); mKeyPreviewPopupDismissDelay.setEntries(entries); mKeyPreviewPopupDismissDelay.setEntryValues( new String[] { "0", popupDismissDelayDefaultValue }); if (null == mKeyPreviewPopupDismissDelay.getValue()) { mKeyPreviewPopupDismissDelay.setValue(popupDismissDelayDefaultValue); } mKeyPreviewPopupDismissDelay.setEnabled( SettingsValues.isKeyPreviewPopupEnabled(prefs, res)); final PreferenceScreen dictionaryLink = (PreferenceScreen) findPreference(PREF_CONFIGURE_DICTIONARIES_KEY); final Intent intent = dictionaryLink.getIntent(); final int number = context.getPackageManager().queryIntentActivities(intent, 0).size(); if (0 >= number) { textCorrectionGroup.removePreference(dictionaryLink); } final boolean showUsabilityStudyModeOption = res.getBoolean(R.bool.config_enable_usability_study_mode_option) || ProductionFlag.IS_EXPERIMENTAL || ENABLE_EXPERIMENTAL_SETTINGS; final Preference usabilityStudyPref = findPreference(PREF_USABILITY_STUDY_MODE); if (!showUsabilityStudyModeOption) { if (usabilityStudyPref != null) { miscSettings.removePreference(usabilityStudyPref); } } if (ProductionFlag.IS_EXPERIMENTAL) { if (usabilityStudyPref instanceof CheckBoxPreference) { CheckBoxPreference checkbox = (CheckBoxPreference)usabilityStudyPref; checkbox.setChecked(prefs.getBoolean(PREF_USABILITY_STUDY_MODE, true)); checkbox.setSummary(R.string.settings_warning_researcher_mode); } } mKeypressVibrationDurationSettingsPref = (PreferenceScreen) findPreference(PREF_VIBRATION_DURATION_SETTINGS); if (mKeypressVibrationDurationSettingsPref != null) { mKeypressVibrationDurationSettingsPref.setOnPreferenceClickListener( new OnPreferenceClickListener() { @Override public boolean onPreferenceClick(Preference arg0) { showKeypressVibrationDurationSettingsDialog(); return true; } }); updateKeypressVibrationDurationSettingsSummary(prefs, res); } mKeypressSoundVolumeSettingsPref = (PreferenceScreen) findPreference(PREF_KEYPRESS_SOUND_VOLUME); if (mKeypressSoundVolumeSettingsPref != null) { mKeypressSoundVolumeSettingsPref.setOnPreferenceClickListener( new OnPreferenceClickListener() { @Override public boolean onPreferenceClick(Preference arg0) { showKeypressSoundVolumeSettingDialog(); return true; } }); updateKeypressSoundVolumeSummary(prefs, res); } refreshEnablingsOfKeypressSoundAndVibrationSettings(prefs, res); } @SuppressWarnings("unused") @Override public void onResume() { super.onResume(); final boolean isShortcutImeEnabled = SubtypeSwitcher.getInstance().isShortcutImeEnabled(); if (isShortcutImeEnabled || (VoiceProxy.VOICE_INSTALLED && VoiceProxy.isRecognitionAvailable(getActivityInternal()))) { updateVoiceModeSummary(); } else { getPreferenceScreen().removePreference(mVoicePreference); } updateShowCorrectionSuggestionsSummary(); updateKeyPreviewPopupDelaySummary(); } @Override public void onDestroy() { getPreferenceManager().getSharedPreferences().unregisterOnSharedPreferenceChangeListener( this); super.onDestroy(); } @Override public void onSharedPreferenceChanged(SharedPreferences prefs, String key) { (new BackupManager(getActivityInternal())).dataChanged(); // If turning on voice input, show dialog if (key.equals(PREF_VOICE_MODE) && !mVoiceOn) { if (!prefs.getString(PREF_VOICE_MODE, mVoiceModeOff) .equals(mVoiceModeOff)) { showVoiceConfirmation(); } } else if (key.equals(PREF_POPUP_ON)) { final ListPreference popupDismissDelay = (ListPreference)findPreference(PREF_KEY_PREVIEW_POPUP_DISMISS_DELAY); if (null != popupDismissDelay) { popupDismissDelay.setEnabled(prefs.getBoolean(PREF_POPUP_ON, true)); } } else if (key.equals(PREF_SUPPRESS_LANGUAGE_SWITCH_KEY)) { final CheckBoxPreference includeOtherImesInLanguageSwicthList = (CheckBoxPreference)findPreference( PREF_INCLUDE_OTHER_IMES_IN_LANGUAGE_SWITCH_LIST); includeOtherImesInLanguageSwicthList.setEnabled( !SettingsValues.isLanguageSwitchKeySupressed(prefs)); } ensureConsistencyOfAutoCorrectionSettings(); mVoiceOn = !(prefs.getString(PREF_VOICE_MODE, mVoiceModeOff) .equals(mVoiceModeOff)); updateVoiceModeSummary(); updateShowCorrectionSuggestionsSummary(); updateKeyPreviewPopupDelaySummary(); refreshEnablingsOfKeypressSoundAndVibrationSettings(prefs, getResources()); } @Override public boolean onPreferenceClick(Preference pref) { if (pref == mInputLanguageSelection) { final String imeId = SubtypeUtils.getInputMethodId( getActivityInternal().getApplicationInfo().packageName); startActivity(CompatUtils.getInputLanguageSelectionIntent(imeId, 0)); return true; } return false; } private void updateShowCorrectionSuggestionsSummary() { mShowCorrectionSuggestionsPreference.setSummary( getResources().getStringArray(R.array.prefs_suggestion_visibilities) [mShowCorrectionSuggestionsPreference.findIndexOfValue( mShowCorrectionSuggestionsPreference.getValue())]); } private void updateKeyPreviewPopupDelaySummary() { final ListPreference lp = mKeyPreviewPopupDismissDelay; lp.setSummary(lp.getEntries()[lp.findIndexOfValue(lp.getValue())]); } private void showVoiceConfirmation() { mOkClicked = false; getActivityInternal().showDialog(VOICE_INPUT_CONFIRM_DIALOG); // Make URL in the dialog message clickable if (mDialog != null) { TextView textView = (TextView) mDialog.findViewById(android.R.id.message); if (textView != null) { textView.setMovementMethod(LinkMovementMethod.getInstance()); } } } private void updateVoiceModeSummary() { mVoicePreference.setSummary( getResources().getStringArray(R.array.voice_input_modes_summary) [mVoicePreference.findIndexOfValue(mVoicePreference.getValue())]); } @Override protected Dialog onCreateDialog(int id) { switch (id) { case VOICE_INPUT_CONFIRM_DIALOG: DialogInterface.OnClickListener listener = new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int whichButton) { if (whichButton == DialogInterface.BUTTON_NEGATIVE) { mVoicePreference.setValue(mVoiceModeOff); } else if (whichButton == DialogInterface.BUTTON_POSITIVE) { mOkClicked = true; } } }; AlertDialog.Builder builder = new AlertDialog.Builder(getActivityInternal()) .setTitle(R.string.voice_warning_title) .setPositiveButton(android.R.string.ok, listener) .setNegativeButton(android.R.string.cancel, listener); // Get the current list of supported locales and check the current locale against // that list, to decide whether to put a warning that voice input will not work in // the current language as part of the pop-up confirmation dialog. boolean localeSupported = SubtypeSwitcher.isVoiceSupported( this, Locale.getDefault().toString()); final CharSequence message; if (localeSupported) { message = TextUtils.concat( getText(R.string.voice_warning_may_not_understand), "\n\n", getText(R.string.voice_hint_dialog_message)); } else { message = TextUtils.concat( getText(R.string.voice_warning_locale_not_supported), "\n\n", getText(R.string.voice_warning_may_not_understand), "\n\n", getText(R.string.voice_hint_dialog_message)); } builder.setMessage(message); AlertDialog dialog = builder.create(); mDialog = dialog; dialog.setOnDismissListener(this); return dialog; default: Log.e(TAG, "unknown dialog " + id); return null; } } @Override public void onDismiss(DialogInterface dialog) { if (!mOkClicked) { // This assumes that onPreferenceClick gets called first, and this if the user // agreed after the warning, we set the mOkClicked value to true. mVoicePreference.setValue(mVoiceModeOff); } } private void refreshEnablingsOfKeypressSoundAndVibrationSettings( SharedPreferences sp, Resources res) { if (mKeypressVibrationDurationSettingsPref != null) { final boolean hasVibrator = VibratorCompatWrapper.getInstance(this).hasVibrator(); final boolean vibrateOn = hasVibrator && sp.getBoolean(Settings.PREF_VIBRATE_ON, res.getBoolean(R.bool.config_default_vibration_enabled)); mKeypressVibrationDurationSettingsPref.setEnabled(vibrateOn); } if (mKeypressSoundVolumeSettingsPref != null) { final boolean soundOn = sp.getBoolean(Settings.PREF_SOUND_ON, res.getBoolean(R.bool.config_default_sound_enabled)); mKeypressSoundVolumeSettingsPref.setEnabled(soundOn); } } private void updateKeypressVibrationDurationSettingsSummary( SharedPreferences sp, Resources res) { if (mKeypressVibrationDurationSettingsPref != null) { mKeypressVibrationDurationSettingsPref.setSummary( SettingsValues.getCurrentVibrationDuration(sp, res) + res.getString(R.string.settings_ms)); } } private void showKeypressVibrationDurationSettingsDialog() { final SharedPreferences sp = getPreferenceManager().getSharedPreferences(); final Activity context = getActivityInternal(); final Resources res = context.getResources(); final AlertDialog.Builder builder = new AlertDialog.Builder(context); builder.setTitle(R.string.prefs_keypress_vibration_duration_settings); builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int whichButton) { final int ms = Integer.valueOf( mKeypressVibrationDurationSettingsTextView.getText().toString()); sp.edit().putInt(Settings.PREF_VIBRATION_DURATION_SETTINGS, ms).apply(); updateKeypressVibrationDurationSettingsSummary(sp, res); } }); builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int whichButton) { dialog.dismiss(); } }); final View v = context.getLayoutInflater().inflate( R.layout.vibration_settings_dialog, null); final int currentMs = SettingsValues.getCurrentVibrationDuration( getPreferenceManager().getSharedPreferences(), getResources()); mKeypressVibrationDurationSettingsTextView = (TextView)v.findViewById(R.id.vibration_value); final SeekBar sb = (SeekBar)v.findViewById(R.id.vibration_settings); sb.setOnSeekBarChangeListener(new OnSeekBarChangeListener() { @Override public void onProgressChanged(SeekBar arg0, int arg1, boolean arg2) { final int tempMs = arg1; mKeypressVibrationDurationSettingsTextView.setText(String.valueOf(tempMs)); } @Override public void onStartTrackingTouch(SeekBar arg0) { } @Override public void onStopTrackingTouch(SeekBar arg0) { final int tempMs = arg0.getProgress(); VibratorCompatWrapper.getInstance(context).vibrate(tempMs); } }); sb.setProgress(currentMs); mKeypressVibrationDurationSettingsTextView.setText(String.valueOf(currentMs)); builder.setView(v); builder.create().show(); } private void updateKeypressSoundVolumeSummary(SharedPreferences sp, Resources res) { if (mKeypressSoundVolumeSettingsPref != null) { mKeypressSoundVolumeSettingsPref.setSummary(String.valueOf( (int)(SettingsValues.getCurrentKeypressSoundVolume(sp, res) * 100))); } } private void showKeypressSoundVolumeSettingDialog() { final AudioManager am = (AudioManager) getSystemService(Context.AUDIO_SERVICE); final SharedPreferences sp = getPreferenceManager().getSharedPreferences(); final Activity context = getActivityInternal(); final Resources res = context.getResources(); final AlertDialog.Builder builder = new AlertDialog.Builder(context); builder.setTitle(R.string.prefs_keypress_sound_volume_settings); builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int whichButton) { final float volume = ((float)Integer.valueOf( mKeypressSoundVolumeSettingsTextView.getText().toString())) / 100; sp.edit().putFloat(Settings.PREF_KEYPRESS_SOUND_VOLUME, volume).apply(); updateKeypressSoundVolumeSummary(sp, res); } }); builder.setNegativeButton(android.R.string.cancel, new DialogInterface.OnClickListener() { @Override public void onClick(DialogInterface dialog, int whichButton) { dialog.dismiss(); } }); final View v = context.getLayoutInflater().inflate( R.layout.sound_effect_volume_dialog, null); final int currentVolumeInt = (int)(SettingsValues.getCurrentKeypressSoundVolume(sp, res) * 100); mKeypressSoundVolumeSettingsTextView = (TextView)v.findViewById(R.id.sound_effect_volume_value); final SeekBar sb = (SeekBar)v.findViewById(R.id.sound_effect_volume_bar); sb.setOnSeekBarChangeListener(new OnSeekBarChangeListener() { @Override public void onProgressChanged(SeekBar arg0, int arg1, boolean arg2) { final int tempVolume = arg1; mKeypressSoundVolumeSettingsTextView.setText(String.valueOf(tempVolume)); } @Override public void onStartTrackingTouch(SeekBar arg0) { } @Override public void onStopTrackingTouch(SeekBar arg0) { final float tempVolume = ((float)arg0.getProgress()) / 100; am.playSoundEffect(AudioManager.FX_KEYPRESS_STANDARD, tempVolume); } }); sb.setProgress(currentVolumeInt); mKeypressSoundVolumeSettingsTextView.setText(String.valueOf(currentVolumeInt)); builder.setView(v); builder.create().show(); } }