Request and handle cursor changes

app/build.gradle

@@ -63,7 +63,7 @@ android {
         compose true
     }
     composeOptions {
-        kotlinCompilerExtensionVersion = "1.5.7"
+        kotlinCompilerExtensionVersion = "1.5.8"
     }
     namespace 'com.dessalines.thumbkey'
 }
@@ -92,16 +92,16 @@ dependencies {
     implementation 'androidx.room:room-paging:2.6.1'
 
     // LiveData
-    implementation 'androidx.compose.runtime:runtime-livedata:1.5.4'
-    implementation "androidx.lifecycle:lifecycle-runtime-compose:2.6.2"
+    implementation 'androidx.compose.runtime:runtime-livedata:1.6.0-rc01'
+    implementation "androidx.lifecycle:lifecycle-runtime-compose:2.7.0"
 
-    implementation 'org.jetbrains.kotlin:kotlin-stdlib:1.9.21'
+    implementation 'org.jetbrains.kotlin:kotlin-stdlib:1.9.22'
     implementation 'androidx.appcompat:appcompat:1.6.1'
-    implementation 'androidx.compose.ui:ui:1.5.4'
+    implementation 'androidx.compose.ui:ui:1.6.0-rc01'
     implementation 'androidx.compose.material3:material3:1.1.2'
-    implementation 'androidx.compose.material:material-icons-extended:1.5.4'
+    implementation 'androidx.compose.material:material-icons-extended-desktop:1.6.0-rc01'
     implementation 'androidx.compose.material3:material3-window-size-class:1.1.2'
-    implementation 'androidx.compose.ui:ui-tooling:1.5.4'
+    implementation 'androidx.compose.ui:ui-tooling:1.6.0-rc01'
     implementation 'androidx.activity:activity-compose:1.8.2'
     implementation "com.louiscad.splitties:splitties-systemservices:3.0.0"
     implementation "com.louiscad.splitties:splitties-views:3.0.0"

app/src/main/java/com/dessalines/thumbkey/IMEService.kt

@@ -1,7 +1,9 @@
 package com.dessalines.thumbkey
 
 import android.inputmethodservice.InputMethodService
+import android.util.Log
 import android.view.View
+import android.view.inputmethod.CursorAnchorInfo
 import android.view.inputmethod.EditorInfo
 import androidx.lifecycle.Lifecycle
 import androidx.lifecycle.LifecycleOwner
@@ -14,6 +16,8 @@ import androidx.savedstate.SavedStateRegistry
 import androidx.savedstate.SavedStateRegistryController
 import androidx.savedstate.SavedStateRegistryOwner
 import androidx.savedstate.setViewTreeSavedStateRegistryOwner
+import com.dessalines.thumbkey.utils.TAG
+import kotlin.math.abs
 
 class IMEService :
     InputMethodService(),
@@ -68,6 +72,34 @@ class IMEService :
         handleLifecycleEvent(Lifecycle.Event.ON_DESTROY)
     }
 
+    // Cursor update Methods
+    override fun onUpdateCursorAnchorInfo(cursorAnchorInfo: CursorAnchorInfo) {
+        super.onUpdateCursorAnchorInfo(cursorAnchorInfo)
+
+        // If the cursor has moved at all vertically, or more than a small amount horizontally, the cursor has changed and multitap should be blocked.
+        // The horizontal buffer is because the cursor moves slightly based on the size of some of the characters (i.e '?') moving the cursor a little bit.
+        // It would be better to not use a magic number of 15, but I don't know what the ideal buffer is and it seems to work well, even when moving the cursor right before the multitap character
+        if (insertionMarkerBaseline != cursorAnchorInfo.insertionMarkerBaseline ||
+            abs(cursorAnchorInfo.insertionMarkerHorizontal - insertionMarkerHorizontal) > 15f
+        ) {
+            cursorMoved = true
+            insertionMarkerBaseline = cursorAnchorInfo.insertionMarkerBaseline
+            Log.d(TAG, "cursor moved")
+        } else {
+            cursorMoved = false
+        }
+        // Always update the horizontal position. This prevents the movement of the cursor by the first space tap blocking consecutive tap actions.
+        insertionMarkerHorizontal = cursorAnchorInfo.insertionMarkerHorizontal
+    }
+
+    fun didCursorMove(): Boolean {
+        return cursorMoved
+    }
+
+    private var cursorMoved: Boolean = false
+    private var insertionMarkerBaseline: Float = 0f
+    private var insertionMarkerHorizontal: Float = 0f
+
     // ViewModelStore Methods
     override val viewModelStore = ViewModelStore()
 

app/src/main/java/com/dessalines/thumbkey/ui/components/keyboard/KeyboardKey.kt

@@ -180,7 +180,7 @@ fun KeyboardKey(
                 // Set the last key info, and the tap count
                 val cAction = key.center.action
                 lastAction.value?.let { lastAction ->
-                    if (lastAction == cAction) {
+                    if (lastAction == cAction && !ime.didCursorMove()) {
                         tapCount += 1
                     } else {
                         tapCount = 0
@@ -226,7 +226,7 @@ fun KeyboardKey(
                         // Spacebar:
                         //      Swipe up/down/left/right
                         //      Slide gesture
-                        //          Wtih slide gesture deadzone to allow normal swipes
+                        //          With slide gesture deadzone to allow normal swipes
                         //          Without deadzone
                         //      Slide up to enter selection mode.
                         // Backspace key:

app/src/main/java/com/dessalines/thumbkey/ui/components/keyboard/KeyboardScreen.kt

@@ -2,6 +2,9 @@ package com.dessalines.thumbkey.ui.components.keyboard
 
 import android.content.Context
 import android.media.AudioManager
+import android.util.Log
+import android.view.inputmethod.InputConnection.CURSOR_UPDATE_FILTER_INSERTION_MARKER
+import android.view.inputmethod.InputConnection.CURSOR_UPDATE_MONITOR
 import androidx.compose.foundation.background
 import androidx.compose.foundation.border
 import androidx.compose.foundation.layout.Box
@@ -60,6 +63,7 @@ import com.dessalines.thumbkey.utils.KeyAction
 import com.dessalines.thumbkey.utils.KeyboardLayout
 import com.dessalines.thumbkey.utils.KeyboardMode
 import com.dessalines.thumbkey.utils.KeyboardPosition
+import com.dessalines.thumbkey.utils.TAG
 import com.dessalines.thumbkey.utils.getKeyboardMode
 import com.dessalines.thumbkey.utils.keyboardPositionToAlignment
 import com.dessalines.thumbkey.utils.toBool
@@ -139,6 +143,8 @@ fun KeyboardScreen(
         val controllerKeys = listOf(EMOJI_BACK_KEY_ITEM, NUMERIC_KEY_ITEM, BACKSPACE_KEY_ITEM, RETURN_KEY_ITEM)
         val keyboardHeight = Dp((keySize * controllerKeys.size) - (keyPadding * 2))
 
+        ctx.currentInputConnection.requestCursorUpdates(0)
+
         Box(
             modifier =
                 Modifier
@@ -296,6 +302,12 @@ fun KeyboardScreen(
             }
         }
     } else {
+        if (ctx.currentInputConnection.requestCursorUpdates(CURSOR_UPDATE_MONITOR or CURSOR_UPDATE_FILTER_INSERTION_MARKER)) {
+            Log.d(TAG, "request for cursor updates succeeded, cursor updates will be provided")
+        } else {
+            Log.d(TAG, "request for cursor updates failed, cursor updates will not be provided")
+        }
+
         Box(
             contentAlignment = alignment,
             modifier =

build.gradle

@@ -9,9 +9,9 @@ buildscript {
 plugins {
     id 'com.android.application' version '8.2.1' apply false
     id 'com.android.library' version '8.2.1' apply false
-    id 'org.jetbrains.kotlin.android' version '1.9.21' apply false
+    id 'org.jetbrains.kotlin.android' version '1.9.22' apply false
     id 'org.jmailen.kotlinter' version "4.1.0" apply false
-    id 'com.google.devtools.ksp' version "1.9.21-1.0.15" apply false
+    id 'com.google.devtools.ksp' version "1.9.22-1.0.16" apply false
 }
 
 subprojects {