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akexorcist/GroupFocusableEditText.kt

Last active October 8, 2021 00:14
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Custom Android UI for prevent the view behind on-screen keyboard when edit text is focused
Raw
GroupFocusableEditText.kt
import android.content.Context
import android.graphics.Point
import android.graphics.Rect
import android.util.AttributeSet
import android.view.View
import androidx.appcompat.widget.AppCompatEditText
class GroupFocusableEditText : AppCompatEditText {
constructor(context: Context) : super(context)
constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(
context,
attrs,
defStyleAttr
)
private val parentRect: Rect = Rect()
override fun getFocusedRect(r: Rect?) {
super.getFocusedRect(r)
getFocusableGroupLayout()?.let { view ->
view.getFocusedRect(parentRect)
r?.bottom = parentRect.bottom
}
}
override fun getGlobalVisibleRect(r: Rect?, globalOffset: Point?): Boolean {
val result = super.getGlobalVisibleRect(r, globalOffset)
getFocusableGroupLayout()?.let { view ->
view.getGlobalVisibleRect(parentRect)
r?.bottom = parentRect.bottom
}
return result
}
private fun getFocusableGroupLayout(): GroupFocusableLayout? {
var viewParent = parent
while (viewParent is View) {
if (viewParent is GroupFocusableLayout) {
return viewParent
}
viewParent = (viewParent as View).parent
}
return null
}
}
Raw
GroupFocusableLayout.kt
import android.content.Context
import android.util.AttributeSet
import android.widget.FrameLayout
class GroupFocusableLayout : FrameLayout {
constructor(context: Context) : super(context)
constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
constructor(context: Context, attrs: AttributeSet?, defStyleAttr: Int) : super(
context,
attrs,
defStyleAttr
)
}
@akexorcist
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akexorcist commented Oct 6, 2021 •
edited
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Example

<com.akexorcist.keyboardfocus.GroupFocusableLayout
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">

    <LinearLayout
        android:layout_width="300dp"
        android:layout_height="wrap_content"
        android:orientation="vertical">

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            ... />

        <com.akexorcist.keyboardfocus.GroupFocusableEditText
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            ... />

        <Button
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            ... />
    </LinearLayout>

</com.akexorcist.keyboardfocus.GroupFocusableLayout>

Comparison

group-focused-small

Note

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