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28 lines
998 B
28 lines
998 B
using Unity.UIWidgets.foundation;
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using Unity.UIWidgets.rendering;
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namespace Unity.UIWidgets.widgets {
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public delegate Widget OrientationWidgetBuilder(BuildContext context, Orientation orientation);
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public class OrientationBuilder : StatelessWidget {
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public OrientationBuilder(
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OrientationWidgetBuilder builder,
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Key key = null
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) : base(key: key) {
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D.assert(builder != null);
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this.builder = builder;
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}
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public readonly OrientationWidgetBuilder builder;
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Widget _buildWithConstraints(BuildContext context, BoxConstraints constraints) {
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Orientation orientation =
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constraints.maxWidth > constraints.maxHeight ? Orientation.landscape : Orientation.portrait;
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return this.builder(context, orientation);
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}
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public override Widget build(BuildContext context) {
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return new LayoutBuilder(builder: this._buildWithConstraints);
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}
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}
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} |