android: hide keyboard when not needed (#4689)

* android: hide keyboard when not needed

* revert some parts

* more places

* unused

* delay

* comment

apps/multiplatform/common/src/androidMain/kotlin/chat/simplex/common/platform/PlatformTextField.android.kt

@@ -36,11 +36,12 @@ import chat.simplex.common.model.ChatController.appPrefs
 import chat.simplex.common.model.ChatModel
 import chat.simplex.common.ui.theme.CurrentColors
 import chat.simplex.common.views.chat.*
-import chat.simplex.common.views.helpers.SharedContent
-import chat.simplex.common.views.helpers.generalGetString
+import chat.simplex.common.views.helpers.*
 import chat.simplex.res.MR
 import dev.icerock.moko.resources.StringResource
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.collect
+import kotlinx.coroutines.flow.filter
 import java.lang.reflect.Field
 import java.net.URI
 
@@ -84,6 +85,13 @@ actual fun PlatformTextField(
       freeFocus = true
     }
   }
+  LaunchedEffect(Unit) {
+    snapshotFlow { ModalManager.start.modalCount.value }
+      .filter { it > 0 }
+      .collect {
+        freeFocus = true
+      }
+  }
 
   val isRtl = LocalLayoutDirection.current == LayoutDirection.Rtl
   AndroidView(modifier = Modifier, factory = {

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/helpers/SearchTextField.kt

@@ -10,7 +10,6 @@ import androidx.compose.material.TextFieldDefaults.indicatorLine
 import androidx.compose.material.TextFieldDefaults.textFieldWithLabelPadding
 import androidx.compose.runtime.*
 import androidx.compose.runtime.saveable.rememberSaveable
-import androidx.compose.ui.ExperimentalComposeUiApi
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.focus.FocusRequester
 import androidx.compose.ui.focus.focusRequester
@@ -25,10 +24,12 @@ import androidx.compose.ui.text.input.*
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
+import chat.simplex.common.platform.*
 import chat.simplex.res.MR
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.filter
+import kotlinx.coroutines.launch
 
-@OptIn(ExperimentalComposeUiApi::class)
 @Composable
 fun SearchTextField(
   modifier: Modifier,
@@ -50,6 +51,25 @@ fun SearchTextField(
       keyboard?.show()
     }
   }
+  if (appPlatform.isAndroid) {
+    LaunchedEffect(Unit) {
+      val modalCountOnOpen = ModalManager.start.modalCount.value
+      launch {
+        snapshotFlow { ModalManager.start.modalCount.value }
+          .filter { it > modalCountOnOpen }
+          .collect {
+            keyboard?.hide()
+          }
+      }
+    }
+    KeyChangeEffect(chatModel.chatId.value) {
+      if (chatModel.chatId.value != null) {
+        // Delay is needed here because when ChatView is being opened and keyboard is hiding, bottom sheet (to choose attachment) is visible on a screen
+        delay(300)
+        keyboard?.hide()
+      }
+    }
+  }
 
   DisposableEffect(Unit) {
     onDispose {

apps/multiplatform/common/src/commonMain/kotlin/chat/simplex/common/views/usersettings/SettingsView.kt

@@ -100,10 +100,14 @@ fun SettingsLayout(
 ) {
   val scope = rememberCoroutineScope()
   val closeSettings: () -> Unit = { scope.launch { drawerState.close() } }
+  val view = LocalMultiplatformView()
   if (drawerState.isOpen) {
     BackHandler {
       closeSettings()
     }
+    LaunchedEffect(Unit) {
+      hideKeyboard(view)
+    }
   }
   val theme = CurrentColors.collectAsState()
   val uriHandler = LocalUriHandler.current