Merge "Remove unused InputMethodAndSubtypeEnablerManager" into main

1 files changed, 0 insertions, 264 deletions

diff --git a/packages/SettingsLib/src/com/android/settingslib/inputmethod/InputMethodAndSubtypeEnablerManager.java b/packages/SettingsLib/src/com/android/settingslib/inputmethod/InputMethodAndSubtypeEnablerManager.java
deleted file mode 100644
index 117b48ff852d..000000000000
--- a/packages/SettingsLib/src/com/android/settingslib/inputmethod/InputMethodAndSubtypeEnablerManager.java
+++ /dev/null
@@ -1,264 +0,0 @@
-/*
- * Copyright (C) 2017 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.settingslib.inputmethod;
-
-import android.content.Context;
-import android.content.pm.PackageManager;
-import android.content.res.Configuration;
-import android.text.TextUtils;
-import android.view.inputmethod.InputMethodInfo;
-import android.view.inputmethod.InputMethodManager;
-import android.view.inputmethod.InputMethodSubtype;
-
-import androidx.preference.Preference;
-import androidx.preference.PreferenceCategory;
-import androidx.preference.PreferenceFragment;
-import androidx.preference.PreferenceScreen;
-import androidx.preference.TwoStatePreference;
-
-import com.android.settingslib.R;
-
-import java.text.Collator;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-
-public class InputMethodAndSubtypeEnablerManager implements Preference.OnPreferenceChangeListener {
-
-    private final PreferenceFragment mFragment;
-
-    private boolean mHaveHardKeyboard;
-    private final HashMap<String, List<Preference>> mInputMethodAndSubtypePrefsMap =
-            new HashMap<>();
-    private final HashMap<String, TwoStatePreference> mAutoSelectionPrefsMap = new HashMap<>();
-    private InputMethodManager mImm;
-    // TODO: Change mInputMethodInfoList to Map
-    private List<InputMethodInfo> mInputMethodInfoList;
-    private final Collator mCollator = Collator.getInstance();
-
-    public InputMethodAndSubtypeEnablerManager(PreferenceFragment fragment) {
-        mFragment = fragment;
-        mImm = fragment.getContext().getSystemService(InputMethodManager.class);
-
-        mInputMethodInfoList = mImm.getInputMethodList();
-    }
-
-    public void init(PreferenceFragment fragment, String targetImi, PreferenceScreen root) {
-        final Configuration config = fragment.getResources().getConfiguration();
-        mHaveHardKeyboard = (config.keyboard == Configuration.KEYBOARD_QWERTY);
-
-        for (final InputMethodInfo imi : mInputMethodInfoList) {
-            // Add subtype preferences of this IME when it is specified or no IME is specified.
-            if (imi.getId().equals(targetImi) || TextUtils.isEmpty(targetImi)) {
-                addInputMethodSubtypePreferences(fragment, imi, root);
-            }
-        }
-    }
-
-    public void refresh(Context context, PreferenceFragment fragment) {
-        // Refresh internal states in mInputMethodSettingValues to keep the latest
-        // "InputMethodInfo"s and "InputMethodSubtype"s
-        InputMethodSettingValuesWrapper
-                .getInstance(context).refreshAllInputMethodAndSubtypes();
-        InputMethodAndSubtypeUtil.loadInputMethodSubtypeList(fragment, context.getContentResolver(),
-                mInputMethodInfoList, mInputMethodAndSubtypePrefsMap);
-        updateAutoSelectionPreferences();
-    }
-
-    public void save(Context context, PreferenceFragment fragment) {
-        InputMethodAndSubtypeUtil.saveInputMethodSubtypeList(fragment, context.getContentResolver(),
-                mInputMethodInfoList, mHaveHardKeyboard);
-    }
-
-    @Override
-    public boolean onPreferenceChange(final Preference pref, final Object newValue) {
-        if (!(newValue instanceof Boolean)) {
-            return true; // Invoke default behavior.
-        }
-        final boolean isChecking = (Boolean) newValue;
-        for (final String imiId : mAutoSelectionPrefsMap.keySet()) {
-            // An auto select subtype preference is changing.
-            if (mAutoSelectionPrefsMap.get(imiId) == pref) {
-                final TwoStatePreference autoSelectionPref = (TwoStatePreference) pref;
-                autoSelectionPref.setChecked(isChecking);
-                // Enable or disable subtypes depending on the auto selection preference.
-                setAutoSelectionSubtypesEnabled(imiId, autoSelectionPref.isChecked());
-                return false;
-            }
-        }
-        // A subtype preference is changing.
-        if (pref instanceof InputMethodSubtypePreference) {
-            final InputMethodSubtypePreference subtypePref = (InputMethodSubtypePreference) pref;
-            subtypePref.setChecked(isChecking);
-            if (!subtypePref.isChecked()) {
-                // It takes care of the case where no subtypes are explicitly enabled then the auto
-                // selection preference is going to be checked.
-                updateAutoSelectionPreferences();
-            }
-            return false;
-        }
-        return true; // Invoke default behavior.
-    }
-
-    private void addInputMethodSubtypePreferences(PreferenceFragment fragment, InputMethodInfo imi,
-            final PreferenceScreen root) {
-        Context prefContext = fragment.getPreferenceManager().getContext();
-
-        final int subtypeCount = imi.getSubtypeCount();
-        if (subtypeCount <= 1) {
-            return;
-        }
-        final String imiId = imi.getId();
-        final PreferenceCategory keyboardSettingsCategory =
-                new PreferenceCategory(prefContext);
-        root.addPreference(keyboardSettingsCategory);
-        final PackageManager pm = prefContext.getPackageManager();
-        final CharSequence label = imi.loadLabel(pm);
-
-        keyboardSettingsCategory.setTitle(label);
-        keyboardSettingsCategory.setKey(imiId);
-        // TODO: Use toggle Preference if images are ready.
-        final TwoStatePreference autoSelectionPref =
-                new SwitchWithNoTextPreference(prefContext);
-        mAutoSelectionPrefsMap.put(imiId, autoSelectionPref);
-        keyboardSettingsCategory.addPreference(autoSelectionPref);
-        autoSelectionPref.setOnPreferenceChangeListener(this);
-
-        final PreferenceCategory activeInputMethodsCategory =
-                new PreferenceCategory(prefContext);
-        activeInputMethodsCategory.setTitle(R.string.active_input_method_subtypes);
-        root.addPreference(activeInputMethodsCategory);
-
-        CharSequence autoSubtypeLabel = null;
-        final ArrayList<Preference> subtypePreferences = new ArrayList<>();
-        for (int index = 0; index < subtypeCount; ++index) {
-            final InputMethodSubtype subtype = imi.getSubtypeAt(index);
-            if (subtype.overridesImplicitlyEnabledSubtype()) {
-                if (autoSubtypeLabel == null) {
-                    autoSubtypeLabel = InputMethodAndSubtypeUtil.getSubtypeLocaleNameAsSentence(
-                            subtype, prefContext, imi);
-                }
-            } else {
-                final Preference subtypePref = new InputMethodSubtypePreference(
-                        prefContext, subtype, imi);
-                subtypePreferences.add(subtypePref);
-            }
-        }
-        subtypePreferences.sort((lhs, rhs) -> {
-            if (lhs instanceof InputMethodSubtypePreference) {
-                return ((InputMethodSubtypePreference) lhs).compareTo(rhs, mCollator);
-            }
-            return lhs.compareTo(rhs);
-        });
-        for (final Preference pref : subtypePreferences) {
-            activeInputMethodsCategory.addPreference(pref);
-            pref.setOnPreferenceChangeListener(this);
-            InputMethodAndSubtypeUtil.removeUnnecessaryNonPersistentPreference(pref);
-        }
-        mInputMethodAndSubtypePrefsMap.put(imiId, subtypePreferences);
-        if (TextUtils.isEmpty(autoSubtypeLabel)) {
-            autoSelectionPref.setTitle(
-                    R.string.use_system_language_to_select_input_method_subtypes);
-        } else {
-            autoSelectionPref.setTitle(autoSubtypeLabel);
-        }
-    }
-
-    private boolean isNoSubtypesExplicitlySelected(final String imiId) {
-        final List<Preference> subtypePrefs = mInputMethodAndSubtypePrefsMap.get(imiId);
-        for (final Preference pref : subtypePrefs) {
-            if (pref instanceof TwoStatePreference && ((TwoStatePreference) pref).isChecked()) {
-                return false;
-            }
-        }
-        return true;
-    }
-
-    private void setAutoSelectionSubtypesEnabled(final String imiId,
-            final boolean autoSelectionEnabled) {
-        final TwoStatePreference autoSelectionPref = mAutoSelectionPrefsMap.get(imiId);
-        if (autoSelectionPref == null) {
-            return;
-        }
-        autoSelectionPref.setChecked(autoSelectionEnabled);
-        final List<Preference> subtypePrefs = mInputMethodAndSubtypePrefsMap.get(imiId);
-        for (final Preference pref : subtypePrefs) {
-            if (pref instanceof TwoStatePreference) {
-                // When autoSelectionEnabled is true, all subtype prefs need to be disabled with
-                // implicitly checked subtypes. In case of false, all subtype prefs need to be
-                // enabled.
-                pref.setEnabled(!autoSelectionEnabled);
-                if (autoSelectionEnabled) {
-                    ((TwoStatePreference) pref).setChecked(false);
-                }
-            }
-        }
-        if (autoSelectionEnabled) {
-            InputMethodAndSubtypeUtil.saveInputMethodSubtypeList(
-                    mFragment, mFragment.getContext().getContentResolver(),
-                    mInputMethodInfoList, mHaveHardKeyboard);
-            updateImplicitlyEnabledSubtypes(imiId);
-        }
-    }
-
-    private void updateImplicitlyEnabledSubtypes(final String targetImiId) {
-        // When targetImiId is null, apply to all subtypes of all IMEs
-        for (final InputMethodInfo imi : mInputMethodInfoList) {
-            final String imiId = imi.getId();
-            final TwoStatePreference autoSelectionPref = mAutoSelectionPrefsMap.get(imiId);
-            // No need to update implicitly enabled subtypes when the user has unchecked the
-            // "subtype auto selection".
-            if (autoSelectionPref == null || !autoSelectionPref.isChecked()) {
-                continue;
-            }
-            if (imiId.equals(targetImiId) || targetImiId == null) {
-                updateImplicitlyEnabledSubtypesOf(imi);
-            }
-        }
-    }
-
-    private void updateImplicitlyEnabledSubtypesOf(final InputMethodInfo imi) {
-        final String imiId = imi.getId();
-        final List<Preference> subtypePrefs = mInputMethodAndSubtypePrefsMap.get(imiId);
-        final List<InputMethodSubtype> implicitlyEnabledSubtypes =
-                mImm.getEnabledInputMethodSubtypeList(imi, true);
-        if (subtypePrefs == null || implicitlyEnabledSubtypes == null) {
-            return;
-        }
-        for (final Preference pref : subtypePrefs) {
-            if (!(pref instanceof TwoStatePreference)) {
-                continue;
-            }
-            final TwoStatePreference subtypePref = (TwoStatePreference) pref;
-            subtypePref.setChecked(false);
-            for (final InputMethodSubtype subtype : implicitlyEnabledSubtypes) {
-                final String implicitlyEnabledSubtypePrefKey = imiId + subtype.hashCode();
-                if (subtypePref.getKey().equals(implicitlyEnabledSubtypePrefKey)) {
-                    subtypePref.setChecked(true);
-                    break;
-                }
-            }
-        }
-    }
-
-    private void updateAutoSelectionPreferences() {
-        for (final String imiId : mInputMethodAndSubtypePrefsMap.keySet()) {
-            setAutoSelectionSubtypesEnabled(imiId, isNoSubtypesExplicitlySelected(imiId));
-        }
-        updateImplicitlyEnabledSubtypes(null /* targetImiId */  /* check */);
-    }
-}