/*
* Copyright 2021 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 androidx.compose.ui.text.input
import android.content.Context
import android.os.IBinder
import android.view.View
import android.view.inputmethod.ExtractedText
internal interface InputMethodManager {
fun restartInput(view: View)
fun showSoftInput(view: View)
fun hideSoftInputFromWindow(windowToken: IBinder?)
fun updateExtractedText(
view: View,
token: Int,
extractedText: ExtractedText
)
fun updateSelection(
view: View,
selectionStart: Int,
selectionEnd: Int,
compositionStart: Int,
compositionEnd: Int
)
}
/**
* Wrapper class to prevent depending on getSystemService and final InputMethodManager.
* Let's us test TextInputServiceAndroid class.
*/
internal class InputMethodManagerImpl(context: Context) : InputMethodManager {
private val imm by lazy(LazyThreadSafetyMode.NONE) {
context.getSystemService(Context.INPUT_METHOD_SERVICE)
as android.view.inputmethod.InputMethodManager
}
override fun restartInput(view: View) {
imm.restartInput(view)
}
override fun showSoftInput(view: View) {
imm.showSoftInput(view, 0)
}
override fun hideSoftInputFromWindow(windowToken: IBinder?) {
imm.hideSoftInputFromWindow(windowToken, 0)
}
override fun updateExtractedText(
view: View,
token: Int,
extractedText: ExtractedText
) {
imm.updateExtractedText(view, token, extractedText)
}
override fun updateSelection(
view: View,
selectionStart: Int,
selectionEnd: Int,
compositionStart: Int,
compositionEnd: Int
) {
imm.updateSelection(view, selectionStart, selectionEnd, compositionStart, compositionEnd)
}
}