diff options
Diffstat (limited to 'java/com/android/inputmethodcommon/InputMethodSettingsImpl.java')
-rw-r--r-- | java/com/android/inputmethodcommon/InputMethodSettingsImpl.java | 193 |
1 files changed, 193 insertions, 0 deletions
diff --git a/java/com/android/inputmethodcommon/InputMethodSettingsImpl.java b/java/com/android/inputmethodcommon/InputMethodSettingsImpl.java new file mode 100644 index 0000000..bdd21cf --- /dev/null +++ b/java/com/android/inputmethodcommon/InputMethodSettingsImpl.java @@ -0,0 +1,193 @@ +/* + * Copyright (C) 2011 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.inputmethodcommon; + +import android.content.Context; +import android.content.Intent; +import android.graphics.drawable.Drawable; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceCategory; +import android.preference.PreferenceScreen; +import android.provider.Settings; +import android.text.TextUtils; +import android.view.inputmethod.InputMethodInfo; +import android.view.inputmethod.InputMethodManager; + +import java.util.List; + +/* package private */ class InputMethodSettingsImpl implements InputMethodSettingsInterface { + private PreferenceCategory mInputMethodSettingsCategory; + private Preference mSubtypeEnablerPreference; + private int mInputMethodSettingsCategoryTitleRes; + private CharSequence mInputMethodSettingsCategoryTitle; + private int mSubtypeEnablerTitleRes; + private CharSequence mSubtypeEnablerTitle; + private int mSubtypeEnablerSummaryRes; + private CharSequence mSubtypeEnablerSummary; + private int mSubtypeEnablerIconRes; + private Drawable mSubtypeEnablerIcon; + + /** + * Initialize internal states of this object. + * @param context the context for this application. + * @param prefScreen a PreferenceScreen of PreferenceActivity or PreferenceFragment. + * @return true if this application is an IME and has two or more subtypes, false otherwise. + */ + public boolean init(final Context context, final PreferenceScreen prefScreen) { + final InputMethodManager imm = + (InputMethodManager) context.getSystemService(Context.INPUT_METHOD_SERVICE); + final InputMethodInfo imi = getMyImi(context, imm); + if (imi == null || imi.getSubtypeCount() <= 1) { + return false; + } + mInputMethodSettingsCategory = new PreferenceCategory(context); + mSubtypeEnablerPreference = new Preference(context); + mSubtypeEnablerPreference + .setOnPreferenceClickListener(new OnPreferenceClickListener() { + @Override + public boolean onPreferenceClick(Preference preference) { + final Intent intent = + new Intent(Settings.ACTION_INPUT_METHOD_SUBTYPE_SETTINGS); + intent.putExtra(Settings.EXTRA_INPUT_METHOD_ID, imi.getId()); + intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK + | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED + | Intent.FLAG_ACTIVITY_CLEAR_TOP); + context.startActivity(intent); + return true; + } + }); + prefScreen.addPreference(mInputMethodSettingsCategory); + mInputMethodSettingsCategory.addPreference(mSubtypeEnablerPreference); + updateSubtypeEnabler(); + return true; + } + + private static InputMethodInfo getMyImi(Context context, InputMethodManager imm) { + final List<InputMethodInfo> imis = imm.getInputMethodList(); + for (int i = 0; i < imis.size(); ++i) { + final InputMethodInfo imi = imis.get(i); + if (imis.get(i).getPackageName().equals(context.getPackageName())) { + return imi; + } + } + return null; + } + + /** + * {@inheritDoc} + */ + @Override + public void setInputMethodSettingsCategoryTitle(int resId) { + mInputMethodSettingsCategoryTitleRes = resId; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setInputMethodSettingsCategoryTitle(CharSequence title) { + mInputMethodSettingsCategoryTitleRes = 0; + mInputMethodSettingsCategoryTitle = title; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerTitle(int resId) { + mSubtypeEnablerTitleRes = resId; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerTitle(CharSequence title) { + mSubtypeEnablerTitleRes = 0; + mSubtypeEnablerTitle = title; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerSummary(int resId) { + mSubtypeEnablerSummaryRes = resId; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerSummary(CharSequence summary) { + mSubtypeEnablerSummaryRes = 0; + mSubtypeEnablerSummary = summary; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerIcon(int resId) { + mSubtypeEnablerIconRes = resId; + updateSubtypeEnabler(); + } + + /** + * {@inheritDoc} + */ + @Override + public void setSubtypeEnablerIcon(Drawable drawable) { + mSubtypeEnablerIconRes = 0; + mSubtypeEnablerIcon = drawable; + updateSubtypeEnabler(); + } + + private void updateSubtypeEnabler() { + if (mSubtypeEnablerPreference != null) { + if (mSubtypeEnablerTitleRes != 0) { + mSubtypeEnablerPreference.setTitle(mSubtypeEnablerTitleRes); + } else if (!TextUtils.isEmpty(mSubtypeEnablerTitle)) { + mSubtypeEnablerPreference.setTitle(mSubtypeEnablerTitle); + } + if (mSubtypeEnablerSummaryRes != 0) { + mSubtypeEnablerPreference.setSummary(mSubtypeEnablerSummaryRes); + } else if (!TextUtils.isEmpty(mSubtypeEnablerSummary)) { + mSubtypeEnablerPreference.setSummary(mSubtypeEnablerSummary); + } + if (mSubtypeEnablerIconRes != 0) { + mSubtypeEnablerPreference.setIcon(mSubtypeEnablerIconRes); + } else if (mSubtypeEnablerIcon != null) { + mSubtypeEnablerPreference.setIcon(mSubtypeEnablerIcon); + } + } + if (mInputMethodSettingsCategory != null) { + if (mInputMethodSettingsCategoryTitleRes != 0) { + mInputMethodSettingsCategory.setTitle(mInputMethodSettingsCategoryTitleRes); + } else if (!TextUtils.isEmpty(mInputMethodSettingsCategoryTitle)) { + mInputMethodSettingsCategory.setTitle(mInputMethodSettingsCategoryTitle); + } + } + } +} |