Merge "Introduce launchable versions of common view types." into tm-qpr-dev

quickstep/src/com/android/quickstep/views/LaunchableConstraintLayout.kt

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.quickstep.views
+
+import android.content.Context
+import android.util.AttributeSet
+import androidx.constraintlayout.widget.ConstraintLayout
+import com.android.systemui.animation.LaunchableView
+import com.android.systemui.animation.LaunchableViewDelegate
+
+/** A [ConstraintLayout] that also implements [LaunchableView]. */
+open class LaunchableConstraintLayout : ConstraintLayout, LaunchableView {
+    private val delegate =
+        LaunchableViewDelegate(
+            this,
+            superSetVisibility = { super.setVisibility(it) },
+        )
+
+    constructor(context: Context) : super(context)
+    constructor(context: Context, attrs: AttributeSet?) : super(context, attrs)
+    constructor(
+        context: Context,
+        attrs: AttributeSet?,
+        defStyleAttr: Int,
+    ) : super(context, attrs, defStyleAttr)
+
+    constructor(
+        context: Context,
+        attrs: AttributeSet?,
+        defStyleAttr: Int,
+        defStyleRes: Int,
+    ) : super(context, attrs, defStyleAttr, defStyleRes)
+
+    override fun setShouldBlockVisibilityChanges(block: Boolean) {
+        delegate.setShouldBlockVisibilityChanges(block)
+    }
+
+    override fun setVisibility(visibility: Int) {
+        // Note that super.setVisibility() is passed to the delegate upon creation and called by it.
+        // This method is just a passthrough if no animation is in progress, whereas otherwise it
+        // caches the passed value and restores it at the end of the animation.
+        delegate.setVisibility(visibility)
+    }
+}