void NavigateToPage(string targetUri)
{
//Hide the menu:
if (_currentState == CurrentState.SmallResolution_ShowMenu)
{
GoToState(CurrentState.SmallResolution_HideMenu);
}
// Display the "Loading..." text:
LoadingMessage.Visibility = Visibility.Visible;
// We use the Dispatcher to give enough time to the browser to refresh and show the "Loading..." text:
Dispatcher.BeginInvoke((Action)(() =>
{
// Navigate to the target page:
Uri uri = new Uri(targetUri, UriKind.Relative);
PageContainer.Source = uri;
// Scroll to top:
ScrollViewer1.ScrollToVerticalOffset(0d);
// Hide the "Loading..." text:
LoadingMessage.Visibility = Visibility.Collapsed;
}));
}
public void ScrollToUiElement(UIElement element)
{
UIElement containerElement = VisualTreeHelper.GetParent(element) as UIElement;
Point relativeLocation = element.TranslatePoint(new Point(0, 0), containerElement);
ScrollViewer1.ScrollToVerticalOffset(relativeLocation.Y);
}
public MainWindow()
{
//// コードからリソースディクショナリーファイルを読み込む方法
//// 一般的にはこのようなコードを書く。
//// ※URIの書き方は、次を参照
//// https://docs.microsoft.com/ja-jp/dotnet/framework/wpf/app-development/pack-uris-in-wpf?redirectedfrom=MSDN#resource-file-pack-uris
//// ※ここで App のリソースを ResourceDictionary1.xaml だけに置き換えるので、
//// 実行すると ResourceDictionary1.xaml のリソースだけが適用される。
//Uri resourceLocater = new Uri("pack://application:,,,/ResourceDictionary1.xaml");
//// ↑↓どちらで書いてもよい
Uri resourceLocater = new Uri("/ResourceDictionary1.xaml", UriKind.Relative);
var resource1 = new ResourceDictionary()
{
Source = resourceLocater
};
App.Current.Resources = resource1;
//// リソースディクショナリーファイルに細工をしておくと、new できる
//// ※ここで App のリソースを置き換えるので、実行すると
//// ResourceDictionary2.xaml がプライマリーディクショナリーになり、
//// ResourceDictionary1.xaml がマージドディクショナリーに入る。
//// (Brush1 リソースの定義は ResourceDictionary1.xaml だけにある)
//var resource2 = new ResourceDictionary2();
//App.Current.Resources = resource2;
//App.Current.Resources.MergedDictionaries.Add(resource1);
InitializeComponent();
// 一番下までスクロールさせる
ScrollViewer1.ScrollToVerticalOffset(double.MaxValue);
}
private void NavigateToPage(string pageName)
{
// Navigate to the target page:
Uri uri = new Uri($"/{pageName}Test", UriKind.Relative);
ContentContainer.Source = uri;
// Scroll to top:
ScrollViewer1.ScrollToVerticalOffset(0d);
}
public void NavigateToPage(string targetUri)
{
//Hide the menu:
if (_currentState == CurrentState.SmallResolution_ShowMenu)
{
GoToState(CurrentState.SmallResolution_HideMenu);
}
// Navigate to the target page:
Uri uri = new Uri(targetUri, UriKind.Relative);
PageContainer.Source = uri;
// Scroll to top:
ScrollViewer1.ScrollToVerticalOffset(0d);
}
private void SearchButton_Click(object sender, RoutedEventArgs e)
{
if (string.IsNullOrWhiteSpace(SearchTextBox.Text))
{
return;
}
var search = SearchTextBox.Text;
if (search != currentSearch)
{
searchIndex = 0;
currentSearchResult = null;
currentSearch = search;
}
if (currentSearchResult == null)
{
currentSearchResult = _hexLabels.FindAll(label => ((string)label.Content).Contains(search));
if (currentSearchResult.Count == 0)
{
MessageBox.Show("見つかりませんでした。");
currentSearchResult = null;
return;
}
}
if (searchIndex != 0 && searchIndex % currentSearchResult.Count == 0)
{
MessageBox.Show("先頭に戻りました");
}
var selection = currentSearchResult[searchIndex++ % currentSearchResult.Count];
SelectLabel(selection);
ScrollViewer1.ScrollToVerticalOffset(selection.Margin.Top); // 2 は勝手に動く
}
private void SfDataGrid_PreviewMouseWheel_ScrollViewer1(object sender, MouseWheelEventArgs e)
{
ScrollViewer1.ScrollToVerticalOffset(ScrollViewer1.VerticalOffset - e.Delta);
}
private void ScrollViewer2_OnScrollChanged(object sender, ScrollChangedEventArgs e)
{
ScrollViewer1.ScrollToVerticalOffset(ScrollViewer2.VerticalOffset);
}
private void DataGridCompetition_OnPreviewMouseWheel(object sender, MouseWheelEventArgs e)
{
ScrollViewer1.ScrollToVerticalOffset(ScrollViewer1.VerticalOffset - e.Delta);
}
