IsEmpty メソッド (DefaultSheetDataModel)

データモデルが空かどうかを判定します。

構文

Visual Basic
C#

'Declaration
 
Public Overrides Function IsEmpty() As Boolean

'使用法
 
Dim instance As DefaultSheetDataModel
Dim value As Boolean
 
value = instance.IsEmpty()

public override bool IsEmpty()

戻り値の型

Boolean：データモデルにデータが含まれない場合は True、それ以外の場合は False

例

Visual Basic

Dim dt As New DataTable("Testing")
Dim b As Boolean
dt.Columns.Add("Number")
dt.Columns.Add("Letter")
dt.Rows.Add(New Object() {"1", "One"})
dt.Rows.Add(New Object() {"2", "Two"})
Dim dataModel As New FarPoint.Win.Spread.Model.DefaultSheetDataModel(dt)
FpSpread1.ActiveSheet.Models.Data = dataModel
b = dataModel.IsEmpty()
ListBox1.Items.Add(b.ToString())

DataTable dt = new DataTable("Testing");
bool b;
dt.Columns.Add("Number");
dt.Columns.Add("Letter");
dt.Rows.Add(new Object[]{"1", "One"});
dt.Rows.Add(new Object[] {"2", "Two"});
FarPoint.Win.Spread.Model.DefaultSheetDataModel dataModel = new FarPoint.Win.Spread.Model.DefaultSheetDataModel(dt);
fpSpread1.ActiveSheet.Models.Data = dataModel;
b = dataModel.IsEmpty();
listBox1.Items.Add(b.ToString());

参照

DefaultSheetDataModel クラス
 DefaultSheetDataModel メンバ