| /* |
| * 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.ui.platform |
| |
| import androidx.compose.ui.InternalComposeUiApi |
| import androidx.compose.ui.SessionMutex |
| import androidx.compose.ui.text.input.PlatformTextInputMethodRequest |
| import java.awt.Component |
| import kotlinx.coroutines.CoroutineScope |
| import kotlinx.coroutines.suspendCancellableCoroutine |
| |
| @OptIn(InternalComposeUiApi::class) |
| internal class DesktopTextInputSession( |
| coroutineScope: CoroutineScope, |
| private val inputComponent: PlatformInputComponent, |
| private val component: Component |
| ) : PlatformTextInputSessionScope, CoroutineScope by coroutineScope { |
| |
| private val innerSessionMutex = SessionMutex<Nothing?>() |
| |
| override suspend fun startInputMethod( |
| request: PlatformTextInputMethodRequest |
| ): Nothing = innerSessionMutex.withSessionCancellingPrevious( |
| // This session has no data, just init/dispose tasks. |
| sessionInitializer = { null } |
| ) { |
| @Suppress("RemoveExplicitTypeArguments") |
| (suspendCancellableCoroutine<Nothing> { continuation -> |
| inputComponent.enableInput(request.inputMethodRequests) |
| component.addInputMethodListener(request.inputMethodListener) |
| |
| continuation.invokeOnCancellation { |
| component.removeInputMethodListener(request.inputMethodListener) |
| inputComponent.disableInput(request.inputMethodRequests) |
| } |
| }) |
| } |
| } |