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@runceel
Last active May 9, 2021 06:17
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// step1 以下のようなインターフェースを定義しておく
public interface IActivityLifecycle
{
// 引数は適時足す
void OnActivityResult();
}
// 必要と思われる using
using Prism;
using Prism.Common;
protected override void OnActivityResult(引数省略)
{
// IApplicationProvider と PageUtilities を使って現在のページのインスタンスを取得して V か VM で IActivityLifecytle を実装していたら該当メソッドを呼び出す
var applicationProvider = PrismApplicationBase.Current.Container.Resolve<IApplicationProvider>();
PageUtilities.InvokeViewAndViewModelAction<IActivityLifecycle>(
PageUtilities.GetCurrentPage(applicationProvider.MainPage),
x => x.OnActivityResult());
}
public class SomePageViewModel : BindableBase, IActivityLifecytle
{
// 諸々の実装は省略
public void OnActivityResult()
{
// ここに Activity で OnActivityResult が呼ばれた時の処理を書く
}
}
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