kumi/Android-Password-Store
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PasswordFragment: animate FAB in action mode

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Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>
This commit is contained in:
Harsh Shandilya 2020-04-19 12:48:40 +05:30
parent e5d178ea3c
commit eb5a30c3a9
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GPG key ID: 366D7BBAD1031E80
3 changed files with 51 additions and 2 deletions
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29
app/src/main/java/com/zeapo/pwdstore/PasswordFragment.kt
View file

@ -13,6 +13,8 @@ import android.view.Menu
import android.view.MenuItem
import android.view.View
import android.view.ViewGroup
import android.view.animation.Animation
import android.view.animation.AnimationUtils
import androidx.appcompat.view.ActionMode
import androidx.fragment.app.Fragment
import androidx.fragment.app.activityViewModels
@ -156,7 +158,7 @@ class PasswordFragment : Fragment() {
// Inflate a menu resource providing context menu items
mode.menuInflater.inflate(R.menu.context_pass, menu)
// hide the fab
binding.fab.visibility = View.GONE
animateFab(false)
return true
}
@ -202,7 +204,30 @@ class PasswordFragment : Fragment() {
recyclerAdapter.requireSelectionTracker().clearSelection()
actionMode = null
// show the fab
binding.fab.visibility = View.VISIBLE
animateFab(true)
}
private fun animateFab(show: Boolean) = with(binding.fab) {
val animation = AnimationUtils.loadAnimation(
context, if (show) R.anim.scale_up else R.anim.scale_down
)
animation.setAnimationListener(object : Animation.AnimationListener {
override fun onAnimationRepeat(animation: Animation?) {
}
override fun onAnimationEnd(animation: Animation?) {
if (!show) visibility = View.GONE
}
override fun onAnimationStart(animation: Animation?) {
if (show) visibility = View.VISIBLE
}
})
animate().rotationBy(if (show) -90f else 90f)
.setStartDelay(if (show) 100 else 0)
.setDuration(100)
.start()
startAnimation(animation)
}
}

12
app/src/main/res/anim/scale_down.xml Normal file
View file

@ -0,0 +1,12 @@
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<scale
android:duration="300"
android:fromXScale="1.0"
android:fromYScale="1.0"
android:interpolator="@android:anim/linear_interpolator"
android:pivotX="50%"
android:pivotY="50%"
android:toXScale="0"
android:toYScale="0" />
</set>

12
app/src/main/res/anim/scale_up.xml Normal file
View file

@ -0,0 +1,12 @@
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android" >
<scale
android:duration="300"
android:fromXScale="0"
android:fromYScale="0"
android:interpolator="@android:anim/linear_interpolator"
android:pivotX="50%"
android:pivotY="50%"
android:toXScale="1.0"
android:toYScale="1.0" />
</set>