diff --git a/app/src/main/kotlin/com/simplemobiletools/keyboard/views/MyKeyboardView.kt b/app/src/main/kotlin/com/simplemobiletools/keyboard/views/MyKeyboardView.kt index dd1f520..df08539 100644 --- a/app/src/main/kotlin/com/simplemobiletools/keyboard/views/MyKeyboardView.kt +++ b/app/src/main/kotlin/com/simplemobiletools/keyboard/views/MyKeyboardView.kt @@ -10,6 +10,7 @@ import android.content.Intent import android.graphics.* import android.graphics.Paint.Align import android.graphics.drawable.* +import android.os.Bundle import android.os.Handler import android.os.Looper import android.os.Message @@ -24,6 +25,9 @@ import android.widget.PopupWindow import android.widget.TextView import androidx.core.animation.doOnEnd import androidx.core.animation.doOnStart +import androidx.core.view.ViewCompat +import androidx.core.view.accessibility.AccessibilityNodeInfoCompat +import androidx.customview.widget.ExploreByTouchHelper import androidx.emoji2.text.EmojiCompat import androidx.emoji2.text.EmojiCompat.EMOJI_SUPPORTED import com.simplemobiletools.commons.extensions.* @@ -95,6 +99,83 @@ class MyKeyboardView @JvmOverloads constructor(context: Context, attrs: Attribut fun reloadKeyboard() } + override fun dispatchHoverEvent(event: MotionEvent): Boolean { + return if (accessHelper.dispatchHoverEvent(event)) { + true + } else { + super.dispatchHoverEvent(event) + } + } + + private val accessHelper = AccessHelper() + + + inner class AccessHelper() : ExploreByTouchHelper(this) { + + /** + * We need to populate the list with the IDs of all of the visible virtual views (the intervals in the chart). + * In our case, all keys are always visible, so we’ll return a list of all IDs. + */ + override fun getVisibleVirtualViews(virtualViewIds: MutableList) { + val keysSize = mKeyboard?.mKeys?.size ?: 0 + for (i in 0 until keysSize) { + virtualViewIds.add(i) + } + } + + /** + * For this function, we need to return the ID of the virtual view that’s under the x, y position, + * or ExploreByTouchHelper.HOST_ID if there’s no item at those coordinates. + */ + override fun getVirtualViewAt(x: Float, y: Float): Int { + mKeyboard?.mKeys?.filterNotNull()?.let { keyList -> + val rects = keyList.map { + Rect(it.x, it.y, it.x + it.width, it.y + it.height) + } + rects.firstOrNull { it.contains(x.toInt(), y.toInt()) }?.let { exactRect -> + val exactIndexKey = rects.indexOf(exactRect) + return exactIndexKey + } ?: return HOST_ID + } + return HOST_ID + } + + /** + * This is where we provide all the metadata for our virtual view. + * We need to set the content description (or text, if it’s presented visually) and set the bounds in parent. + */ + override fun onPopulateNodeForVirtualView(virtualViewId: Int, node: AccessibilityNodeInfoCompat) { + node.className = MyKeyboardView::class.simpleName + val key = mKeyboard?.mKeys?.get(virtualViewId) + node.contentDescription = key?.label ?: "keyboard key" + val bounds = updateBoundsForInterval(virtualViewId) + node.setBoundsInParent(bounds) + } + + /** + * We need to set the content description (or text, if it’s presented visually) and set the bounds in parent. + * The bounds in the parent should match the logic in the onDraw() function. + */ + private fun updateBoundsForInterval(index: Int): Rect { + val keys = mKeyboard?.mKeys ?: return Rect() + val key = keys[index]!! + return Rect().apply { + left = key.x + top = key.y + right = key.x + key.width + bottom = key.y + key.height + } + } + + override fun onPerformActionForVirtualView(virtualViewId: Int, action: Int, arguments: Bundle?): Boolean { + return false + } + } + + init { + ViewCompat.setAccessibilityDelegate(this, accessHelper) + } + private var mKeyboard: MyKeyboard? = null private var mCurrentKeyIndex: Int = NOT_A_KEY