API-Referenz für Datenansichten und Grids.

Leistungsstarkes Daten-Grid.

WvdS.UI.Controls.Data

<DataGrid ItemsSource="{Binding Orders}"
          SelectedItem="{Binding SelectedOrder}"
          AutoGenerateColumns="False">
  <DataGrid.Columns>
    <TextColumn Header="Order ID" Binding="{Binding Id}" Width="80" />
    <TextColumn Header="Customer" Binding="{Binding CustomerName}" Width="*" />
    <DateColumn Header="Date" Binding="{Binding OrderDate}" />
    <NumberColumn Header="Total" Binding="{Binding Total}" Format="C2" />
  </DataGrid.Columns>
</DataGrid>

Hierarchische Baumansicht mit Spalten.

WvdS.UI.Controls.Data

<TreeList ItemsSource="{Binding Departments}"
          ChildrenPath="Children"
          ExpandedNodes="{Binding ExpandedDepts}">
  <TreeList.Columns>
    <TextColumn Header="Name" Binding="{Binding Name}" Width="*" />
    <NumberColumn Header="Employees" Binding="{Binding EmployeeCount}" />
  </TreeList.Columns>
</TreeList>

Kartenbasierte Datenansicht.

WvdS.UI.Controls.Data

<CardView ItemsSource="{Binding Products}"
          CardWidth="200" CardHeight="250">
  <CardView.CardTemplate>
    <StackPanel>
      <Image Source="{Binding ImageUrl}" Height="120" />
      <Label Text="{Binding Name}" FontWeight="Bold" />
      <Label Text="{Binding Price, StringFormat='€ {0:N2}'}" />
    </StackPanel>
  </CardView.CardTemplate>
</CardView>

Pivot-Tabelle für Datenanalyse.

WvdS.UI.Controls.Data

<PivotGrid DataSource="{Binding SalesData}">
  <PivotGrid.RowFields>
    <PivotField FieldName="Region" />
    <PivotField FieldName="Product" />
  </PivotGrid.RowFields>
  <PivotGrid.ColumnFields>
    <PivotField FieldName="Year" />
  </PivotGrid.ColumnFields>
  <PivotGrid.DataFields>
    <PivotField FieldName="Amount" SummaryType="Sum" />
  </PivotGrid.DataFields>
</PivotGrid>

Vertikales Property-Grid.

WvdS.UI.Controls.Data

<VerticalGrid SelectedObject="{Binding CurrentItem}">
  <VerticalGridRow Caption="Name" FieldName="Name" />
  <VerticalGridRow Caption="Description" FieldName="Description" RowType="Memo" />
  <VerticalGridRow Caption="Price" FieldName="Price" RowType="SpinEdit" />
</VerticalGrid>

Grid mit Spalten-Bändern.

WvdS.UI.Controls.Data

<DataGrid ItemsSource="{Binding Data}" ViewType="Banded">
  <DataGrid.Bands>
    <Band Header="Personal Info">
      <TextColumn Header="Name" Binding="{Binding Name}" />
      <TextColumn Header="Email" Binding="{Binding Email}" />
    </Band>
    <Band Header="Address">
      <TextColumn Header="City" Binding="{Binding City}" />
      <TextColumn Header="Country" Binding="{Binding Country}" />
    </Band>
  </DataGrid.Bands>
</DataGrid>

Formular-Layout-Ansicht.

WvdS.UI.Controls.Data

<DataGrid ItemsSource="{Binding Contacts}" ViewType="Layout">
  <DataGrid.LayoutTemplate>
    <LayoutGroup>
      <LayoutItem Caption="Name" FieldName="Name" />
      <LayoutItem Caption="Phone" FieldName="Phone" />
      <LayoutItem Caption="Notes" FieldName="Notes" RowSpan="2" />
    </LayoutGroup>
  </DataGrid.LayoutTemplate>
</DataGrid>

Windows Explorer-ähnliche Ansicht.

WvdS.UI.Controls.Data

<DataGrid ItemsSource="{Binding Files}" ViewType="WinExplorer"
          ThumbnailField="Icon" TextField="Name"
          DescriptionField="Modified" />

Kachel-Ansicht für Daten.

WvdS.UI.Controls.Data

<DataGrid ItemsSource="{Binding Items}" ViewType="Tile"
          TileWidth="150" TileHeight="100">
  <DataGrid.TileTemplate>
    <StackPanel>
      <Label Text="{Binding Title}" FontWeight="Bold" />
      <Label Text="{Binding Subtitle}" />
    </StackPanel>
  </DataGrid.TileTemplate>
</DataGrid>

Server-seitige Datenquelle für große Datenmengen.

WvdS.UI.Controls.Data

TServerModeSource = class
  property KeyExpression: string;
  property QueryableSource: IQueryable;
  procedure Reload;
end;

var
  Source: TWvdSServerModeSource;
begin
  Source := TWvdSServerModeSource.Create;
  Source.KeyExpression := 'Id';
  Source.OnFetch := @HandleFetch;
  DataGrid.ItemsSource := Source;
end;
 
procedure HandleFetch(Sender: TObject; Args: TFetchEventArgs);
begin
  Args.Result := QueryDatabase(Args.Skip, Args.Take, Args.SortInfo);
end;

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