aa1d9c4dba
1. getModifierKeyRemapping 2. remapModifierKey 3. clearAllModifierKeyRemappings Demo: go/modifier_keys_settings_demo Bug: 244535460 Test: local test Change-Id: I47bcd0b58637feb68c579112a991371490af0157
111 lines
3.7 KiB
Java
111 lines
3.7 KiB
Java
/*
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* Copyright (C) 2022 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.inputmethod;
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import android.content.Context;
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import android.hardware.input.InputManager;
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import android.text.Spannable;
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import android.text.SpannableString;
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import android.text.style.ForegroundColorSpan;
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import androidx.fragment.app.DialogFragment;
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import androidx.fragment.app.Fragment;
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import androidx.fragment.app.FragmentManager;
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import androidx.preference.Preference;
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import androidx.preference.PreferenceScreen;
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import com.android.settings.R;
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import com.android.settings.core.BasePreferenceController;
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import com.android.settingslib.Utils;
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public class ModifierKeysRestorePreferenceController extends BasePreferenceController {
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private static String KEY_TAG = "modifier_keys_dialog_tag";
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private Fragment mParent;
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private FragmentManager mFragmentManager;
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private PreferenceScreen mScreen;
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private final InputManager mIm;
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public ModifierKeysRestorePreferenceController(Context context, String key) {
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super(context, key);
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mIm = context.getSystemService(InputManager.class);
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}
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public void setFragment(Fragment parent) {
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mParent = parent;
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}
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@Override
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public void displayPreference(PreferenceScreen screen) {
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super.displayPreference(screen);
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if (mParent == null) {
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return;
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}
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mScreen = screen;
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// The dialog screen depends on the previous selected key's fragment.
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// In the rotation scenario, we should remove the previous dialog first.
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clearPreviousDialog();
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setResetKeyColor();
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}
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@Override
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public boolean handlePreferenceTreeClick(Preference preference) {
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if (!preference.getKey().equals(getPreferenceKey())) {
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return false;
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}
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showResetDialog();
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return true;
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}
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@Override
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public int getAvailabilityStatus() {
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return AVAILABLE;
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}
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private void showResetDialog() {
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ModifierKeysResetDialogFragment fragment =
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new ModifierKeysResetDialogFragment(mScreen, mIm);
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fragment.setTargetFragment(mParent, 0);
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fragment.show(mFragmentManager, KEY_TAG);
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}
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private void setResetKeyColor() {
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Preference preference = mScreen.findPreference(getPreferenceKey());
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Spannable title = new SpannableString(
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mParent.getActivity().getString(R.string.modifier_keys_reset_title));
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title.setSpan(
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new ForegroundColorSpan(getColorOfColorAccentPrimaryVariant()),
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0, title.length(), 0);
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preference.setTitle(title);
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}
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private int getColorOfColorAccentPrimaryVariant() {
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return Utils.getColorAttrDefaultColor(
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mParent.getActivity(), com.android.internal.R.attr.colorAccentPrimaryVariant);
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}
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private void clearPreviousDialog() {
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mFragmentManager = mParent.getFragmentManager();
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DialogFragment preResetDialogFragment =
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(DialogFragment) mFragmentManager.findFragmentByTag(KEY_TAG);
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if (preResetDialogFragment != null) {
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preResetDialogFragment.dismiss();
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}
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}
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}
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