DataHrefFormatString プロパティ

Hrefプロパティ値を書式設定するための書式文字列を取得または設定します。

構文

Visual Basic
C#

'Declaration
 
Public Property DataHrefFormatString As String

public string DataHrefFormatString {get; set;}

プロパティ値

書式文字列を含むString

解説

文字列に含まれる{0}は、DataHrefFieldとして指定されたフィールドの値に置き換えられます。

例

次のサンプルコードは、セルを連結します。

C#
Visual Basic

private DataSet CreateData()
{
    DataSet ds = new DataSet();
    DataTable dt = new DataTable();
    dt.Columns.Add(new DataColumn("ID", Type.GetType("System.Int32")));
    dt.Columns.Add(new DataColumn("Keyword", Type.GetType("System.String")));
    dt.Columns.Add(new DataColumn("Weight", Type.GetType("System.Int32")));

    dt.Rows.Add(new object[] { 1, ".net", 52 });
    dt.Rows.Add(new object[] { 2, "ajax", 22 });
    dt.Rows.Add(new object[] { 3, "css", 34 });

    ds.Tables.Add(dt);
    return ds;
} 
protected void Page_Load(object sender, EventArgs e)
{
    if (IsPostBack) return;

    TagCloudCellType tcloud = new TagCloudCellType();
    tcloud.DataSource = CreateData();
    tcloud.DataDisplayTextField = "Keyword";
    tcloud.DataHrefField = "Keyword";
    tcloud.DataHrefFormatString = "http://msdn.microsoft.com/en-us/library/Tags-Cloud.aspx?tag={0}";
    tcloud.DataWeightField = "Weight";
    tcloud.DataTitleField = "Weight";
    tcloud.DataTitleFormatString = "{0} item(s) tagged";
    tcloud.DataItemDataField = "ID";

    FpSpread1.Sheets[0].Cells[1, 1].CellType = tcloud; 
}
protected void Button1_Click(object sender, EventArgs e)
{
    TagCloudCellType tc = FpSpread1.Sheets[0].GetCellType(1, 1) as TagCloudCellType;
    foreach (TagCloudItem ci in tc.TagCloudItems)
    {
        // get the ItemData value associated to the cloud item 
        System.Diagnostics.Debug.WriteLine(string.Format("DisplayText:{0} , ItemValue:{1}", ci.DisplayText, ci.ItemData));
    } 
}

Private Function CreateData() As DataSet
    Dim ds As New DataSet
    Dim dt As New DataTable
    dt.Columns.Add(New DataColumn("ID", Type.GetType("System.Int32")))
    dt.Columns.Add(New DataColumn("Keyword", Type.GetType("System.String")))
    dt.Columns.Add(New DataColumn("Weight", Type.GetType("System.Int32")))

    dt.Rows.Add(New Object() {1, ".net", 52})
    dt.Rows.Add(New Object() {2, "ajax", 22})
    dt.Rows.Add(New Object() {3, "css", 34})

    ds.Tables.Add(dt)
    Return ds
End Function

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
    If IsPostBack Then Return

    Dim tcloud As New TagCloudCellType
    tcloud.DataSource = CreateData()
    tcloud.DataDisplayTextField = "Keyword"
    tcloud.DataHrefField = "Keyword"
    tcloud.DataHrefFormatString = "http://msdn.microsoft.com/en-us/library/Tags-Cloud.aspx?tag={0}"
    tcloud.DataWeightField = "Weight"
    tcloud.DataTitleField = "Weight"
    tcloud.DataTitleFormatString = "{0} item(s) tagged"
    tcloud.DataItemDataField = "ID"

    FpSpread1.Sheets(0).Cells(1, 1).CellType = tcloud
End Sub

Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles Button1.Click
    Dim tc As TagCloudCellType = FpSpread1.Sheets(0).GetCellType(1, 1)
    For Each ci As TagCloudItem In tc.TagCloudItems
        ' get the ItemData value associated to the cloud item
        System.Diagnostics.Debug.WriteLine(String.Format("DisplayText:{0} , ItemValue:{1}", ci.DisplayText, ci.ItemData))
    Next
End Sub

参照

TagCloudCellType クラス
 TagCloudCellType メンバ