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/*
* 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.inputmethod.compat;
import android.content.Context;
import android.inputmethodservice.InputMethodService;
import android.os.IBinder;
import android.util.Log;
import android.view.inputmethod.InputMethodInfo;
import android.view.inputmethod.InputMethodManager;
import android.view.inputmethod.InputMethodSubtype;
import java.lang.reflect.Method;
import java.util.List;
import java.util.Map;
// TODO: Override this class with the concrete implementation if we need to take care of the
// performance.
public class InputMethodManagerCompatWrapper {
private static final String TAG = InputMethodManagerCompatWrapper.class.getSimpleName();
private static final Method METHOD_switchToNextInputMethod = CompatUtils.getMethod(
InputMethodManager.class, "switchToNextInputMethod", IBinder.class, Boolean.TYPE);
private static final InputMethodManagerCompatWrapper sInstance =
new InputMethodManagerCompatWrapper();
private InputMethodManager mImm;
public static InputMethodManagerCompatWrapper getInstance() {
if (sInstance.mImm == null)
Log.w(TAG, "getInstance() is called before initialization");
return sInstance;
}
public static void init(InputMethodService service) {
sInstance.mImm = (InputMethodManager) service.getSystemService(
Context.INPUT_METHOD_SERVICE);
}
public InputMethodSubtype getCurrentInputMethodSubtype() {
return mImm.getCurrentInputMethodSubtype();
}
public InputMethodSubtype getLastInputMethodSubtype() {
return mImm.getLastInputMethodSubtype();
}
public List<InputMethodSubtype> getEnabledInputMethodSubtypeList(
InputMethodInfo imi, boolean allowsImplicitlySelectedSubtypes) {
return mImm.getEnabledInputMethodSubtypeList(imi, allowsImplicitlySelectedSubtypes);
}
public Map<InputMethodInfo, List<InputMethodSubtype>> getShortcutInputMethodsAndSubtypes() {
return mImm.getShortcutInputMethodsAndSubtypes();
}
// We don't call this method when we switch between subtypes within this IME.
public void setInputMethodAndSubtype(IBinder token, String id, InputMethodSubtype subtype) {
mImm.setInputMethodAndSubtype(token, id, subtype);
}
public boolean switchToLastInputMethod(IBinder token) {
return mImm.switchToLastInputMethod(token);
}
public boolean switchToNextInputMethod(IBinder token, boolean onlyCurrentIme) {
return (Boolean)CompatUtils.invoke(mImm, false, METHOD_switchToNextInputMethod, token,
onlyCurrentIme);
}
public List<InputMethodInfo> getEnabledInputMethodList() {
if (mImm == null) return null;
return mImm.getEnabledInputMethodList();
}
public void showInputMethodPicker() {
if (mImm == null) return;
mImm.showInputMethodPicker();
}
}
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