Merge "[flexiglass] Enable toggling legacy SysUI on/off." into udc-qpr-dev

package com.android.systemui.scene.ui.view

import android.view.Gravity

import android.view.View

import android.view.ViewGroup

import android.widget.FrameLayout

import androidx.activity.OnBackPressedDispatcher

import androidx.activity.OnBackPressedDispatcherOwner

import androidx.activity.setViewTreeOnBackPressedDispatcherOwner

import androidx.core.view.isVisible

import androidx.lifecycle.Lifecycle

import androidx.lifecycle.lifecycleScope

import androidx.lifecycle.repeatOnLifecycle

import com.android.systemui.R

import com.android.systemui.compose.ComposeFacade

import com.android.systemui.lifecycle.repeatWhenAttached

import com.android.systemui.scene.shared.model.Scene

import com.android.systemui.scene.shared.model.SceneContainerConfig

import com.android.systemui.scene.shared.model.SceneKey

import com.android.systemui.scene.ui.viewmodel.SceneContainerViewModel

import java.time.Instant

import kotlinx.coroutines.launch

object SceneWindowRootViewBinder {

                        )

                    )

                    val legacyView = view.requireViewById<View>(R.id.legacy_window_root)

                    view.addView(createVisibilityToggleView(legacyView))

                    launch {

                        viewModel.isVisible.collect { isVisible ->

                            onVisibilityChangedInternal(isVisible)

            }

        }

    }

    private var clickCount = 0

    private var lastClick = Instant.now()

    /**

     * A temporary UI to toggle on/off the visibility of the given [otherView]. It is toggled by

     * tapping 5 times in quick succession on the device camera (top center).

     */

    // TODO(b/291321285): Remove this when the Flexiglass UI is mature enough to turn off legacy

    //  SysUI altogether.

    private fun createVisibilityToggleView(otherView: View): View {

        val toggleView = View(otherView.context)

        toggleView.layoutParams = FrameLayout.LayoutParams(200, 200, Gravity.CENTER_HORIZONTAL)

        toggleView.setOnClickListener {

            val now = Instant.now()

            clickCount = if (now.minusSeconds(2) > lastClick) 1 else clickCount + 1

            if (clickCount == 5) {

                otherView.isVisible = !otherView.isVisible

                clickCount = 0

            }

            lastClick = now

        }

        return toggleView

    }

}