TextFieldState.kt
/*
* Copyright 2023 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.foundation.text2
import androidx.compose.foundation.ExperimentalFoundationApi
import androidx.compose.foundation.text2.input.EditProcessor
import androidx.compose.ui.text.TextRange
import androidx.compose.ui.text.input.TextFieldValue
@ExperimentalFoundationApi
class TextFieldState(
initialValue: TextFieldValue = TextFieldValue(),
filter: TextEditFilter = TextEditFilter.Default
) {
internal var editProcessor = EditProcessor(initialValue, filter)
val value: TextFieldValue
get() = editProcessor.value
}
@ExperimentalFoundationApi
fun interface TextEditFilter {
fun filter(oldValue: TextFieldValue, newValue: TextFieldValue): TextFieldValue
companion object {
val Default = TextEditFilter { _, new -> new }
}
}
@OptIn(ExperimentalFoundationApi::class)
internal fun TextFieldState.deselect() {
editProcessor.reset(value.copy(selection = TextRange.Zero, composition = TextRange.Zero))
}