ModuleListPage.Filter Propiedad

Definición

Espacio de nombres:

Microsoft.Web.Management.Client.Win32

Ensamblado:

Microsoft.Web.Management.dll

Obtiene el filtro de la página.

protected:
 virtual property Microsoft::Web::Management::Client::ModuleListPageFilter ^ Filter { Microsoft::Web::Management::Client::ModuleListPageFilter ^ get(); };

protected virtual Microsoft.Web.Management.Client.ModuleListPageFilter Filter { get; }

member this.Filter : Microsoft.Web.Management.Client.ModuleListPageFilter

Protected Overridable ReadOnly Property Filter As ModuleListPageFilter

Valor de propiedad

ModuleListPageFilter

Objeto ModuleListPageFilter. El valor predeterminado es null.

Ejemplos

En el ejemplo siguiente se especifican criterios de búsqueda para el filtro; Los elementos que no contienen los criterios de búsqueda no se agregan a la vista de lista.

  class DemoPage : ModuleListPage {

      public DemoPage() : base() { }
      ModuleListPageGrouping _entryTypeGrouping;
      private ModuleListPageSearchField[] _searchFields;

      // contains filter string and a ModuleListPageFilter
      private MyModuleListPageFilter _filter;
      ModuleListPageFilter _selectedFilter;
      string sDate = "8-2-07";

}

protected override void Initialize(object navigationData) {

    base.Initialize(navigationData);
    PreferencesStore store = GetPrefStore();
    LoadPreferences(store);
    string curSelectedFilter = string.Empty;

    if (navigationData != null) {
        if (navigationData is PropertyBag) {
            PropertyBag tempBag = (PropertyBag)navigationData;
            if ((string)tempBag[0] == "navigate") {
                curSelectedFilter = (string)tempBag[2];
            }
        }
    }

    if (String.IsNullOrEmpty(curSelectedFilter))
        curSelectedFilter = DefaultFilter();

    _filter = new MyModuleListPageFilter(
        "The results have been filtered by" +
          curSelectedFilter, true);
    _filter.FilterStr = curSelectedFilter;

}

private void LoadPages() {

    ListView.BeginUpdate();

    try {
        ImageList.ImageCollection largeImages
            = LargeImageList.Images;
        ImageList.ImageCollection smallImages
            = SmallImageList.Images;

        smallImages.Clear();
        largeImages.Clear();

        smallImages.Add("mySmallImg",
            myGetImage(16));
        largeImages.Add("myLargeImg",
            myGetImage(32));

        // Populate the list of features
        IControlPanel controlPanel =
            (IControlPanel)GetService(typeof(IControlPanel));
        Debug.Assert(controlPanel != null,
            "Couldn't get IControlPanel!");

        Type moduleChildPageType =
            typeof(IModuleChildPage);
        ModulePageInfo controlPanelPage =
            controlPanel.ControlPanelPage;

        View view = ListView.View;
        List<ListViewItem> itemsList =
            new List<ListViewItem>();

        foreach (ModulePageInfo pageInfo
            in controlPanel.Pages) {
            Type pageType = pageInfo.PageType;
            // Don't add child, home 
            // or disabled pages
            if (!moduleChildPageType.IsAssignableFrom(pageType) &&
                 (pageInfo != controlPanelPage) &&
                 pageInfo.IsEnabled) {
                PageListViewItem newItem =
                    new PageListViewItem(pageInfo);

                // Filter out pages that don't match 
                // current filter
                if (!String.IsNullOrEmpty(
                    _filter.FilterStr) &&
                    newItem.Text.ToUpper().Contains(
                    _filter.FilterStr.ToUpper())
                    )
                    continue;

                Image smallImage = (Image)pageInfo.SmallImage;
                Image largeImage = (Image)pageInfo.LargeImage;

                if (smallImage == null)
                    smallImage = myGetImage(16);
                if (largeImage == null)
                    largeImage = myGetImage(32);

                newItem.ImageKey = newItem.Text;
                newItem.UpdateDescription(view);
                itemsList.Add(newItem);
            }
        }

        ListView.ListViewItemCollection items = 
            ListView.Items;
        items.Clear();
        items.AddRange(itemsList.ToArray());
        if (SelectedGrouping != null)
            OnGroup(SelectedGrouping);


        if (view == View.SmallIcon)
            ((ListPageListView)ListView).View = view;

    } finally {
        ListView.EndUpdate();
        Update();
    }
}

Comentarios

La implementación predeterminada devuelve null. Esta propiedad contiene el estado y la descripción del filtro Remove que aparecen cuando se filtra una lista.