DataGrid.BackgroundColorChanged イベント
アセンブリ: System.Windows.Forms (system.windows.forms.dll 内)

Public Event BackgroundColorChanged As EventHandler
Dim instance As DataGrid Dim handler As EventHandler AddHandler instance.BackgroundColorChanged, handler
public event EventHandler BackgroundColorChanged
public: event EventHandler^ BackgroundColorChanged { void add (EventHandler^ value); void remove (EventHandler^ value); }
/** @event */ public void add_BackgroundColorChanged (EventHandler value) /** @event */ public void remove_BackgroundColorChanged (EventHandler value)


BackgroundColor プロパティ値を黄色から赤に変更し、BackgroundColorChanged イベントを発生させるコード例を次に示します。
' Create an instance of the 'BackgroundColorChanged' EventHandler. Private Sub CallBackgroundColorChanged() AddHandler myDataGrid.BackgroundColorChanged, AddressOf Grid_ColChange End Sub 'CallBackgroundColorChanged ' Set the 'BackgroundColor' property on click of button. Private Sub myButton_Click(ByVal sender As Object, ByVal e As EventArgs) If op_Equality(myDataGrid.BackgroundColor, Color.Yellow) Then myDataGrid.BackgroundColor = Color.Red Else myDataGrid.BackgroundColor = Color.Yellow End If End Sub 'myButton_Click ' Raise the event when 'Background' color of DataGrid changes. Private Sub Grid_ColChange(ByVal sender As Object, ByVal e As EventArgs) ' String variable used to show message. Dim myString As String = "BackgroundColorChanged event raised, changed to " ' Get the background color of DataGrid. Dim myColor As Color = myDataGrid.BackgroundColor myString += myColor.ToString() ' Show information about background color setting. MessageBox.Show(myString, "Background color information") End Sub 'Grid_ColChange
// Create an instance of the 'BackgroundColorChanged' EventHandler. private void CallBackgroundColorChanged() { myDataGrid.BackgroundColorChanged += new EventHandler(Grid_ColChange); } // Set the 'BackgroundColor' property on click of button. private void myButton_Click(object sender, EventArgs e) { if (myDataGrid.BackgroundColor == Color.Yellow) { myDataGrid.BackgroundColor = Color.Red; } else { myDataGrid.BackgroundColor = Color.Yellow; } } // Raise the event when 'Background' color of DataGrid changes. private void Grid_ColChange(object sender, EventArgs e) { // String variable used to show message. string myString = "BackgroundColorChanged event raised, changed to "; // Get the background color of DataGrid. Color myColor = myDataGrid.BackgroundColor; myString += myColor.ToString(); // Show information about background color setting. MessageBox.Show(myString, "Background color information"); }
// Create an instance of the 'BackgroundColorChanged' EventHandler. private: void CallBackgroundColorChanged() { myDataGrid->BackgroundColorChanged += gcnew EventHandler( this, &MyDataGrid::Grid_ColChange ); } // Set the 'BackgroundColor' property on click of button. void myButton_Click( Object^ /*sender*/, EventArgs^ /*e*/ ) { if ( myDataGrid->BackgroundColor == Color::Yellow ) { myDataGrid->BackgroundColor = Color::Red; } else { myDataGrid->BackgroundColor = Color::Yellow; } } // Raise the event when 'Background' color of DataGrid changes. void Grid_ColChange( Object^ /*sender*/, EventArgs^ /*e*/ ) { // String variable used to show message. String^ myString = "BackgroundColorChanged event raised, changed to "; // Get the background color of DataGrid. Color myColor = myDataGrid->BackgroundColor; myString = String::Concat( myString, myColor ); // Show information about background color setting. MessageBox::Show( myString, "Background color information" ); }
// Create an instance of the 'BackgroundColorChanged' EventHandler. private void CallBackgroundColorChanged() { myDataGrid.add_BackgroundColorChanged(new EventHandler(GridColChange)); } //CallBackgroundColorChanged // Set the 'BackgroundColor' property on click of button. protected void myButton_Click(Object sender, EventArgs e) { if (myDataGrid.get_BackgroundColor().Equals(Color.get_Yellow())) { myDataGrid.set_BackgroundColor(Color.get_Red()); } else { myDataGrid.set_BackgroundColor(Color.get_Yellow()); } } //myButton_Click // Raise the event when 'Background' color of DataGrid changes. protected void GridColChange(Object sender, EventArgs e) { // String variable used to show message. String myString = "BackgroundColorChanged event raised, changed to "; // Get the background color of DataGrid. Color myColor = myDataGrid.get_BackgroundColor(); myString += myColor.ToString(); // Show information about background color setting. MessageBox.Show(myString, "Background color information"); } //GridColChange

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
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