diff options
Diffstat (limited to 'java')
| -rw-r--r-- | java/InputMethodSettingsFragment.java | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/java/InputMethodSettingsFragment.java b/java/InputMethodSettingsFragment.java new file mode 100644 index 0000000..cf0030b --- /dev/null +++ b/java/InputMethodSettingsFragment.java @@ -0,0 +1,195 @@ +/* + * 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.graphics.drawable.Drawable; +import android.os.Bundle; +import android.preference.Preference; +import android.preference.Preference.OnPreferenceClickListener; +import android.preference.PreferenceCategory; +import android.preference.PreferenceFragment; +import android.preference.PreferenceScreen; +import android.provider.Settings; +import android.text.TextUtils; +import android.view.inputmethod.InputMethodInfo; +import android.view.inputmethod.InputMethodManager; +import android.view.ViewGroup; + +import java.util.List; + +/** + * This is a helper class for an IME's settings preference fragment. It's recommended for every + * IME to have its own settings preference fragment which inherits this class. + */ +public abstract class InputMethodSettingsFragment extends PreferenceFragment { + 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; + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + final Context context = getActivity(); + final InputMethodManager imm = + (InputMethodManager) context.getSystemService( + Context.INPUT_METHOD_SERVICE); + + final InputMethodInfo imi = getMyImi(imm); + if (imi != null && imi.getSubtypeCount() > 1) { + mInputMethodSettingsCategory = new PreferenceCategory(context); + mSubtypeEnablerPreference = + getPreferenceManager().createPreferenceScreen(context); + mSubtypeEnablerPreference + .setOnPreferenceClickListener(new OnPreferenceClickListener() { + @Override + public boolean onPreferenceClick(Preference preference) { + final Bundle bundle = new Bundle(); + bundle.putString(Settings.EXTRA_INPUT_METHOD_ID, imi.getId()); + return true; + } + }); + mInputMethodSettingsCategory.addPreference(mSubtypeEnablerPreference); + getPreferenceScreen().addPreference(mInputMethodSettingsCategory); + } + updateSubtypeEnabler(); + } + + private InputMethodInfo getMyImi(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(getActivity().getPackageName())) { + return imi; + } + } + return null; + } + + /** + * Sets the title for the input method settings category with a resource ID. + * @param resId The resource ID of the title. + */ + public void setInputMethodSettingsCategoryTitle(int resId) { + mInputMethodSettingsCategoryTitleRes = resId; + updateSubtypeEnabler(); + } + + /** + * Sets the title for the input method settings category with a CharSequence. + * @param title The title for this preference. + */ + public void setInputMethodSettingsCategoryTitle(CharSequence title) { + mInputMethodSettingsCategoryTitleRes = 0; + mInputMethodSettingsCategoryTitle = title; + updateSubtypeEnabler(); + } + + /** + * Sets the title for the input method enabler preference for launching subtype enabler with a + * resource ID. + * @param resId The resource ID of the title. + */ + public void setSubtypeEnablerTitle(int resId) { + mSubtypeEnablerTitleRes = resId; + updateSubtypeEnabler(); + } + + /** + * Sets the title for the input method enabler preference for launching subtype enabler with a + * CharSequence. + * @param title The title for this preference. + */ + public void setSubtypeEnablerTitle(CharSequence title) { + mSubtypeEnablerTitleRes = 0; + mSubtypeEnablerTitle = title; + updateSubtypeEnabler(); + } + + /** + * Sets the summary for the inputmethod enabler preference for launching subtype enabler with a + * resource ID. + * @param resId The resource id of the summary for the preference. + */ + public void setSubtypeEnablerSummary(int resId) { + mSubtypeEnablerSummaryRes = resId; + updateSubtypeEnabler(); + } + + /** + * Sets the summary for the inputmethod enabler preference for launching subtype enabler with a + * CharSequence. + * @param summary The summary of the preference. + */ + public void setSubtypeEnablerSummary(CharSequence summary) { + mSubtypeEnablerSummaryRes = 0; + mSubtypeEnablerSummary = summary; + updateSubtypeEnabler(); + } + + /** + * Sets the icon for the preference for launching subtype enabler with a resource ID. + * @param resId The resource id of an optional icon for the preference. + */ + public void setSubtypeEnablerIcon(int resId) { + mSubtypeEnablerIconRes = resId; + updateSubtypeEnabler(); + } + + /** + * Sets the icon for the Preference for launching subtype enabler with a Drawable. + * @param drawable The drawable of an optional icon for the preference. + */ + 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); + } + } + } +} |