#2106 fix: show dialog when using in-app keyboard switcher to disable auto-switch

base/src/main/java/io/github/sds100/keymapper/base/home/KeyMapListViewModel.kt

@@ -907,7 +907,27 @@ class KeyMapListViewModel(
     }
 
     fun showInputMethodPicker() {
-        showInputMethodPickerUseCase.show(fromForeground = true)
+        coroutineScope.launch {
+            val autoSwitchEnabled = showInputMethodPickerUseCase.isAutoSwitchImeEnabled.first()
+
+            if (autoSwitchEnabled) {
+                val response = showDialog(
+                    "disable_auto_switch_ime_dialog",
+                    DialogModel.Alert(
+                        title = getString(R.string.dialog_title_disable_auto_switch_ime),
+                        message = getString(R.string.dialog_message_disable_auto_switch_ime),
+                        positiveButtonText = getString(R.string.pos_ok),
+                        negativeButtonText = getString(R.string.neg_cancel),
+                    ),
+                )
+
+                if (response != DialogResponse.POSITIVE) return@launch
+
+                showInputMethodPickerUseCase.disableAutoSwitch()
+            }
+
+            showInputMethodPickerUseCase.show(fromForeground = true)
+        }
     }
 
     private suspend fun onAutomaticBackupResult(result: KMResult<*>) {

base/src/main/java/io/github/sds100/keymapper/base/system/inputmethod/ShowInputMethodPickerUseCase.kt

@@ -1,16 +1,33 @@
 package io.github.sds100.keymapper.base.system.inputmethod
 
+import io.github.sds100.keymapper.data.Keys
+import io.github.sds100.keymapper.data.PreferenceDefaults
+import io.github.sds100.keymapper.data.repositories.PreferenceRepository
 import io.github.sds100.keymapper.system.inputmethod.InputMethodAdapter
 import javax.inject.Inject
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
 
 class ShowInputMethodPickerUseCaseImpl @Inject constructor(
     private val inputMethodAdapter: InputMethodAdapter,
+    private val preferenceRepository: PreferenceRepository,
 ) : ShowInputMethodPickerUseCase {
+    override val isAutoSwitchImeEnabled: Flow<Boolean> =
+        preferenceRepository.get(Keys.changeImeOnInputFocus)
+            .map { it ?: PreferenceDefaults.CHANGE_IME_ON_INPUT_FOCUS }
+
+    override fun disableAutoSwitch() {
+        preferenceRepository.set(Keys.changeImeOnInputFocus, false)
+    }
+
     override fun show(fromForeground: Boolean) {
         inputMethodAdapter.showImePicker(fromForeground = fromForeground)
     }
 }
 
 interface ShowInputMethodPickerUseCase {
+    val isAutoSwitchImeEnabled: Flow<Boolean>
+
+    fun disableAutoSwitch()
     fun show(fromForeground: Boolean)
 }

base/src/main/res/values/strings.xml

@@ -1901,4 +1901,7 @@
     <string name="dialog_bug_report_discord_button">Open Discord</string>
     <string name="dialog_bug_report_email_button">Email us</string>
 
+    <string name="dialog_title_disable_auto_switch_ime">Disable auto-switch keyboard?</string>
+    <string name="dialog_message_disable_auto_switch_ime">Choosing a keyboard here will disable the automatic keyboard switching feature. You can re-enable it in Settings.</string>
+
 </resources>