| /* |
| * 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.layout |
| |
| import androidx.compose.Composable |
| import androidx.compose.emptyContent |
| import androidx.ui.core.Layout |
| import androidx.ui.core.Modifier |
| import androidx.ui.core.hasFixedHeight |
| import androidx.ui.core.hasFixedWidth |
| |
| /** |
| * Component that represents an empty space layout, whose size can be defined using the [LayoutWidth], |
| * [LayoutHeight] and [LayoutSize] modifiers. |
| * |
| * @sample androidx.ui.layout.samples.SpacerExample |
| * |
| * @param modifier modifiers to set to this spacer |
| */ |
| @Composable |
| fun Spacer(modifier: Modifier) { |
| Layout(emptyContent(), modifier) { _, constraints -> |
| with(constraints) { |
| val width = if (hasFixedWidth) maxWidth else 0 |
| val height = if (hasFixedHeight) maxHeight else 0 |
| layout(width, height) {} |
| } |
| } |
| } |