Add some accessibility improvements

This commit is contained in:
Ensar Sarajčić 2023-09-21 15:55:26 +02:00
parent 0a239b1d06
commit 78d9459e9a
2 changed files with 48 additions and 10 deletions

View File

@ -13,7 +13,6 @@ import android.content.Intent
import android.content.pm.ActivityInfo
import android.content.pm.LauncherApps
import android.content.pm.PackageManager
import android.content.pm.ShortcutInfo
import android.content.res.Configuration
import android.graphics.Bitmap
import android.graphics.Color

View File

@ -26,6 +26,7 @@ import android.view.animation.OvershootInterpolator
import android.widget.RelativeLayout
import androidx.core.graphics.drawable.toBitmap
import androidx.core.graphics.drawable.toDrawable
import androidx.core.graphics.toRect
import androidx.core.graphics.withScale
import androidx.core.graphics.withTranslation
import androidx.core.view.ViewCompat
@ -88,6 +89,7 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
pageChangeStarted = {
widgetViews.forEach { it.resetTouches() }
closeFolder()
accessibilityHelper.invalidateRoot()
}
)
@ -106,12 +108,13 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
val appWidgetHost = MyAppWidgetHost(context, WIDGET_HOST_ID)
private val appWidgetManager = AppWidgetManager.getInstance(context)
private val accessibilityHelper = HomeScreenGridTouchHelper(this)
var itemClickListener: ((HomeScreenGridItem) -> Unit)? = null
var itemLongClickListener: ((HomeScreenGridItem) -> Unit)? = null
init {
ViewCompat.setAccessibilityDelegate(this, HomeScreenGridTouchHelper(this))
ViewCompat.setAccessibilityDelegate(this, accessibilityHelper)
textPaint = TextPaint(Paint.ANTI_ALIAS_FLAG).apply {
color = Color.WHITE
@ -1309,8 +1312,8 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
}
override fun getVisibleVirtualViews(virtualViewIds: MutableList<Int>?) {
val sorted = gridItems.filterVisibleOnCurrentPageOnly().sortedBy {
it.getDockAdjustedTop(rowCount) * 100 + it.left
val sorted = gridItems.filter { it.visibleOnCurrentPage() || (currentlyOpenFolder != null && it.parentId == currentlyOpenFolder?.item?.id) }.sortedBy {
(if (it.parentId == null) it.getDockAdjustedTop(rowCount) else 1) * 100 + it.left
}
sorted.forEachIndexed { index, homeScreenGridItem ->
virtualViewIds?.add(index, homeScreenGridItem.id?.toInt() ?: index)
@ -1318,14 +1321,44 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
}
override fun onPopulateNodeForVirtualView(virtualViewId: Int, node: AccessibilityNodeInfoCompat) {
val item = gridItems.firstOrNull { it.id?.toInt() == virtualViewId } ?: throw IllegalArgumentException("Unknown id")
node.text = item.title
val viewLocation = IntArray(2)
getLocationOnScreen(viewLocation)
val viewBounds = getClickableRect(item)
// home screen
if (virtualViewId == -1) {
node.text = context.getString(R.string.app_name)
val viewBounds = Rect(left, top, right, bottom)
val onScreenBounds = Rect(viewBounds)
onScreenBounds.offset(viewLocation[0], viewLocation[1])
node.setBoundsInScreen(onScreenBounds)
node.setBoundsInParent(viewBounds)
node.addAction(AccessibilityNodeInfoCompat.ACTION_CLICK)
node.addAction(AccessibilityNodeInfoCompat.ACTION_LONG_CLICK)
node.setParent(this@HomeScreenGrid)
}
val item = gridItems.firstOrNull { it.id?.toInt() == virtualViewId } ?: throw IllegalArgumentException("Unknown id")
node.text = if (item.type == ITEM_TYPE_WIDGET) {
item.providerInfo?.loadLabel(context.packageManager) ?: item.title
} else {
item.title
}
val viewBounds = if (item == currentlyOpenFolder?.item) {
currentlyOpenFolder?.getDrawingRect()?.toRect()
} else if (item.type == ITEM_TYPE_WIDGET) {
val widgetPos = calculateWidgetPos(item.getTopLeft())
val left = widgetPos.x
val top = widgetPos.y
val right = left + item.getWidthInCells() * cellWidth
val bottom = top + item.getHeightInCells() * cellHeight
Rect(left, top, right, bottom)
} else {
getClickableRect(item)
}
val onScreenBounds = Rect(viewBounds)
onScreenBounds.offset(viewLocation[0], viewLocation[1])
node.setBoundsInScreen(onScreenBounds)
@ -1340,7 +1373,11 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
val item = gridItems.firstOrNull { it.id?.toInt() == virtualViewId } ?: throw IllegalArgumentException("Unknown id")
when (action) {
AccessibilityNodeInfoCompat.ACTION_CLICK -> itemClickListener?.apply {
invoke(item)
if (item == currentlyOpenFolder?.item) {
closeFolder(true)
} else {
invoke(item)
}
return true
}
@ -1401,6 +1438,7 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
} else if (currentlyOpenFolder?.item?.id != folder.id) {
closeFolder()
}
accessibilityHelper.invalidateRoot()
}
fun closeFolder(redraw: Boolean = false) {
@ -1409,6 +1447,7 @@ class HomeScreenGrid(context: Context, attrs: AttributeSet, defStyle: Int) : Rel
if (redraw) {
redrawGrid()
}
accessibilityHelper.invalidateRoot()
}
}