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89 lines
2.9 KiB
Kotlin
89 lines
2.9 KiB
Kotlin
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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package org.mozilla.fenix.components.toolbar.navbar
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import android.content.Context
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import android.util.AttributeSet
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import android.view.Gravity
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import android.view.ViewGroup
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import android.widget.LinearLayout
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import androidx.compose.runtime.Composable
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import androidx.compose.ui.platform.ComposeView
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import androidx.coordinatorlayout.widget.CoordinatorLayout
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import mozilla.components.concept.toolbar.ScrollableToolbar
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import mozilla.components.ui.widgets.behavior.EngineViewScrollingBehavior
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import mozilla.components.ui.widgets.behavior.ViewPosition
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/**
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* A helper class to add NavigationBar composable to a [ViewGroup].
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*
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* @param context The Context the view is running in.
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* @param parent The ViewGroup into which the NavigationBar composable will be added.
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* @param composableContent
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*/
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class BottomToolbarContainerView(
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context: Context,
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parent: ViewGroup,
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composableContent: @Composable () -> Unit,
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) {
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val toolbarContainerView = ToolbarContainerView(context)
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val composeView: ComposeView
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init {
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composeView = ComposeView(context).apply {
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setContent {
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composableContent()
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}
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toolbarContainerView.addView(this)
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}
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toolbarContainerView.layoutParams = CoordinatorLayout.LayoutParams(
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CoordinatorLayout.LayoutParams.MATCH_PARENT,
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CoordinatorLayout.LayoutParams.WRAP_CONTENT,
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).apply {
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gravity = Gravity.BOTTOM
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behavior = EngineViewScrollingBehavior(parent.context, null, ViewPosition.BOTTOM)
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}
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parent.addView(toolbarContainerView)
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}
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}
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/**
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* A container view that hosts a navigation bar and, possibly, a toolbar.
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* Facilitates hide-on-scroll behavior.
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*/
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class ToolbarContainerView @JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null,
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defStyleAttr: Int = 0,
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) : LinearLayout(context, attrs, defStyleAttr), ScrollableToolbar {
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override fun enableScrolling() {
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(layoutParams as? CoordinatorLayout.LayoutParams)?.apply {
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(behavior as? EngineViewScrollingBehavior)?.enableScrolling()
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}
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}
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override fun disableScrolling() {
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(layoutParams as? CoordinatorLayout.LayoutParams)?.apply {
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(behavior as? EngineViewScrollingBehavior)?.disableScrolling()
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}
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}
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override fun expand() {
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(layoutParams as? CoordinatorLayout.LayoutParams)?.apply {
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(behavior as? EngineViewScrollingBehavior)?.forceExpand(this@ToolbarContainerView)
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}
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}
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override fun collapse() {
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(layoutParams as? CoordinatorLayout.LayoutParams)?.apply {
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(behavior as? EngineViewScrollingBehavior)?.forceCollapse(this@ToolbarContainerView)
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}
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}
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}
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