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Updated navigation behavior to be consistent and easily manageable

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This commit is contained in:
Viktor De Pasquale 2020-01-04 13:30:21 +01:00
parent 67b5f39df2
commit b8b0f257db
4 changed files with 92 additions and 42 deletions
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46
app/src/main/java/com/topjohnwu/magisk/redesign/MainActivity.kt
View File

@ -3,14 +3,12 @@ package com.topjohnwu.magisk.redesign
import android.graphics.Insets
import android.os.Bundle
import android.view.MenuItem
import android.view.ViewGroup
import android.view.View
import android.view.ViewTreeObserver
import androidx.coordinatorlayout.widget.CoordinatorLayout
import androidx.core.view.isVisible
import androidx.core.view.setPadding
import androidx.core.view.updateLayoutParams
import androidx.fragment.app.Fragment
import androidx.interpolator.view.animation.FastOutSlowInInterpolator
import com.google.android.material.card.MaterialCardView
import com.ncapdevi.fragnav.FragNavController
import com.topjohnwu.magisk.Const
@ -25,6 +23,7 @@ import com.topjohnwu.magisk.redesign.module.ModuleFragment
import com.topjohnwu.magisk.redesign.superuser.SuperuserFragment
import com.topjohnwu.magisk.utils.HideBottomViewOnScrollBehavior
import com.topjohnwu.magisk.utils.HideTopViewOnScrollBehavior
import com.topjohnwu.magisk.utils.HideableBehavior
import com.topjohnwu.superuser.Shell
import org.koin.androidx.viewmodel.ext.android.viewModel
import kotlin.reflect.KClass
@ -84,10 +83,9 @@ open class MainActivity : CompatActivity<MainViewModel, ActivityMainMd2Binding>(
if (savedInstanceState != null) {
onTabTransaction(null, -1)
onFragmentTransaction(null, FragNavController.TransactionType.PUSH)
if (!navigation.isRoot) {
requestNavigationHidden(animate = false)
requestNavigationHidden()
}
}
}
@ -114,19 +112,13 @@ open class MainActivity : CompatActivity<MainViewModel, ActivityMainMd2Binding>(
return true
}
override fun onTabTransaction(fragment: Fragment?, index: Int) {
setDisplayHomeAsUpEnabled(false)
}
override fun onTabTransaction(fragment: Fragment?, index: Int) =
onFragmentTransaction(fragment, FragNavController.TransactionType.PUSH)
override fun onFragmentTransaction(
fragment: Fragment?,
transactionType: FragNavController.TransactionType
) {
binding.mainToolbarWrapper.animate()
.translationY(0f)
.setInterpolator(FastOutSlowInInterpolator())
.start()
setDisplayHomeAsUpEnabled(!navigation.isRoot)
requestNavigationHidden(!navigation.isRoot)
}
@ -143,25 +135,19 @@ open class MainActivity : CompatActivity<MainViewModel, ActivityMainMd2Binding>(
}
}
internal fun requestNavigationHidden(hide: Boolean = true, animate: Boolean = true) {
val lapam = binding.mainBottomBar.layoutParams as ViewGroup.MarginLayoutParams
val height = binding.mainBottomBar.measuredHeight
val verticalMargin = lapam.let { it.topMargin + it.bottomMargin }
val maxTranslation = height + verticalMargin
val translation = if (!hide) 0 else maxTranslation
@Suppress("UNCHECKED_CAST")
internal fun requestNavigationHidden(hide: Boolean = true) {
val topView = binding.mainToolbarWrapper
val bottomView = binding.mainBottomBar
if (!animate) {
binding.mainBottomBar.translationY = translation.toFloat()
binding.mainBottomBar.isVisible = !hide
return
}
val topParams = topView.layoutParams as? CoordinatorLayout.LayoutParams
val bottomParams = bottomView.layoutParams as? CoordinatorLayout.LayoutParams
binding.mainBottomBar.animate()
.translationY(translation.toFloat())
.setInterpolator(FastOutSlowInInterpolator())
.withStartAction { if (!hide) binding.mainBottomBar.isVisible = true }
.withEndAction { if (hide) binding.mainBottomBar.isVisible = false }
.start()
val topBehavior = topParams?.behavior as? HideableBehavior<View>
val bottomBehavior = bottomParams?.behavior as? HideableBehavior<View>
topBehavior?.setHidden(topView, hide = false, lockState = false)
bottomBehavior?.setHidden(bottomView, hide, hide)
}
fun invalidateToolbar() {

45
app/src/main/java/com/topjohnwu/magisk/utils/HideBottomViewOnScrollBehavior.kt
View File

@ -11,14 +11,17 @@ import com.google.android.material.snackbar.Snackbar
import com.topjohnwu.magisk.R
import kotlin.math.roundToInt
class HideBottomViewOnScrollBehavior<T : View> : HideBottomViewOnScrollBehavior<T>() {
class HideBottomViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(),
HideableBehavior<V> {
override fun layoutDependsOn(parent: CoordinatorLayout, child: T, dependency: View) =
private var lockState: Boolean = false
override fun layoutDependsOn(parent: CoordinatorLayout, child: V, dependency: View) =
super.layoutDependsOn(parent, child, dependency) or (dependency is Snackbar.SnackbarLayout)
override fun onDependentViewChanged(
parent: CoordinatorLayout,
child: T,
child: V,
dependency: View
) = when (dependency) {
is Snackbar.SnackbarLayout -> onDependentViewChanged(parent, child, dependency)
@ -27,7 +30,7 @@ class HideBottomViewOnScrollBehavior<T : View> : HideBottomViewOnScrollBehavior<
override fun onDependentViewRemoved(
parent: CoordinatorLayout,
child: T,
child: V,
dependency: View
) = when (dependency) {
is Snackbar.SnackbarLayout -> onDependentViewRemoved(parent, child, dependency)
@ -38,7 +41,7 @@ class HideBottomViewOnScrollBehavior<T : View> : HideBottomViewOnScrollBehavior<
private fun onDependentViewChanged(
parent: CoordinatorLayout,
child: T,
child: V,
dependency: Snackbar.SnackbarLayout
): Boolean {
val viewMargin = (child.layoutParams as ViewGroup.MarginLayoutParams).bottomMargin
@ -58,7 +61,7 @@ class HideBottomViewOnScrollBehavior<T : View> : HideBottomViewOnScrollBehavior<
private fun onDependentViewRemoved(
parent: CoordinatorLayout,
child: T,
child: V,
dependency: Snackbar.SnackbarLayout
) {
// checks whether the navigation is not hidden via scroll
@ -69,6 +72,36 @@ class HideBottomViewOnScrollBehavior<T : View> : HideBottomViewOnScrollBehavior<
//---
override fun slideUp(child: V) {
if (lockState) return
super.slideUp(child)
}
override fun slideDown(child: V) {
if (lockState) return
super.slideDown(child)
}
override fun setHidden(
view: V,
hide: Boolean,
lockState: Boolean
) {
if (!lockState) {
this.lockState = lockState
}
if (hide) {
slideDown(view)
} else {
slideUp(view)
}
this.lockState = lockState
}
//---
private fun View.translationY(destination: Float) = animate()
.translationY(destination)
.setInterpolator(FastOutSlowInInterpolator())

34
app/src/main/java/com/topjohnwu/magisk/utils/HideTopViewOnScrollBehavior.kt
View File

@ -10,7 +10,8 @@ import androidx.core.view.ViewCompat
import com.google.android.material.animation.AnimationUtils
import com.google.android.material.behavior.HideBottomViewOnScrollBehavior
class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>() {
class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(),
HideableBehavior<V> {
companion object {
private const val STATE_SCROLLED_DOWN = 1
@ -21,6 +22,7 @@ class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(
private var currentState = STATE_SCROLLED_UP
private var additionalHiddenOffsetY = 0
private var currentAnimator: ViewPropertyAnimator? = null
private var lockState: Boolean = false
override fun onLayoutChild(
parent: CoordinatorLayout,
@ -63,10 +65,30 @@ class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(
dxUnconsumed: Int,
dyUnconsumed: Int
) {
when {
dyConsumed > 0 -> slideUp(child)
dyConsumed < 0 -> slideDown(child)
// when initiating scroll while the view is at the bottom or at the top and pushing it
// further, the parent will report consumption of 0
if (dyConsumed == 0) return
setHidden(child, dyConsumed > 0, false)
}
@Suppress("UNCHECKED_CAST")
override fun setHidden(
view: V,
hide: Boolean,
lockState: Boolean
) {
if (!lockState) {
this.lockState = lockState
}
if (hide) {
slideUp(view)
} else {
slideDown(view)
}
this.lockState = lockState
}
/**
@ -74,7 +96,7 @@ class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(
* screen.
*/
override fun slideDown(child: V) {
if (currentState == STATE_SCROLLED_UP) {
if (currentState == STATE_SCROLLED_UP || lockState) {
return
}
@ -97,7 +119,7 @@ class HideTopViewOnScrollBehavior<V : View> : HideBottomViewOnScrollBehavior<V>(
* screen.
*/
override fun slideUp(child: V) {
if (currentState == STATE_SCROLLED_DOWN) {
if (currentState == STATE_SCROLLED_DOWN || lockState) {
return
}

9
app/src/main/java/com/topjohnwu/magisk/utils/HideableBehavior.kt Normal file
View File

@ -0,0 +1,9 @@
package com.topjohnwu.magisk.utils
import android.view.View
interface HideableBehavior<V : View> {
fun setHidden(view: V, hide: Boolean, lockState: Boolean = false)
}