| /* |
| * Copyright 2019 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 androidx.ui.integration.test.foundation |
| |
| import androidx.compose.Composable |
| import androidx.compose.MutableState |
| import androidx.compose.state |
| import androidx.ui.core.Modifier |
| import androidx.compose.foundation.Box |
| import androidx.compose.foundation.background |
| import androidx.compose.ui.unit.dp |
| import androidx.compose.ui.graphics.Color |
| import androidx.compose.foundation.layout.Column |
| import androidx.ui.material.MaterialTheme |
| import androidx.ui.material.Surface |
| import androidx.ui.test.ComposeTestCase |
| import androidx.ui.integration.test.ToggleableTestCase |
| import androidx.compose.foundation.layout.preferredSize |
| |
| /** |
| * Test case that puts the given amount of rectangles into a column layout and makes changes by |
| * modifying the color used in the model. |
| * |
| * Note: Each rectangle has its own model so changes should always affect only the first one. |
| */ |
| class RectsInColumnTestCase( |
| private val amountOfRectangles: Int |
| ) : ComposeTestCase, ToggleableTestCase { |
| |
| private val states = mutableListOf<MutableState<Color>>() |
| |
| @Composable |
| override fun emitContent() { |
| MaterialTheme { |
| Surface { |
| Column { |
| repeat(amountOfRectangles) { |
| ColoredRectWithModel() |
| } |
| } |
| } |
| } |
| } |
| |
| override fun toggleState() { |
| val state = states.first() |
| if (state.value == Color.Magenta) { |
| state.value = Color.Blue |
| } else { |
| state.value = Color.Magenta |
| } |
| } |
| |
| @Composable |
| fun ColoredRectWithModel() { |
| val state = state { Color.Black } |
| states.add(state) |
| Box(Modifier.preferredSize(100.dp, 50.dp).background(color = state.value)) |
| } |
| } |