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

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


AllowNavigation プロパティをリセットし、AllowNavigationChanged 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 'AllowNavigationChanged' EventHandler. Private Sub CallAllowNavigationChanged() AddHandler myDataGrid.AllowNavigationChanged, AddressOf Grid_AllowNavChange End Sub 'CallAllowNavigationChanged ' Set the 'AllowNavigation' property on click of a button. Private Sub myButton_Click(ByVal sender As Object, ByVal e As EventArgs) If myDataGrid.AllowNavigation = True Then myDataGrid.AllowNavigation = False Else myDataGrid.AllowNavigation = True End If End Sub 'myButton_Click ' Raise the event when 'AllowNavigation' property is changed. Private Sub Grid_AllowNavChange(ByVal sender As Object, ByVal e As EventArgs) Dim myString As String = "AllowNavigationChanged event raised, Navigation " Dim myBool As Boolean = myDataGrid.AllowNavigation ' Create appropriate alert message. myString = myString + IIF(mybool, "is", "is not") + "allowed" ' Show information about navigation. MessageBox.Show(myString, "Navigation information") End Sub 'Grid_AllowNavChange
// Create an instance of the 'AllowNavigationChanged' EventHandler. private void CallAllowNavigationChanged() { myDataGrid.AllowNavigationChanged += new EventHandler(Grid_AllowNavChange); } // Set the 'AllowNavigation' property on click of a button. private void myButton_Click(object sender, EventArgs e) { if (myDataGrid.AllowNavigation == true) myDataGrid.AllowNavigation = false; else myDataGrid.AllowNavigation = true; } // Raise the event when 'AllowNavigation' property is changed. private void Grid_AllowNavChange(object sender, EventArgs e) { string myString = "AllowNavigationChanged event raised, Navigation "; bool myBool = myDataGrid.AllowNavigation; // Create appropriate alert message. myString = myString + (myBool ? " is " : " is not ") + "allowed"; // Show information about navigation. MessageBox.Show(myString, "Navigation information"); }
private: // Create an instance of the 'AllowNavigationChanged' EventHandler. void CallAllowNavigationChanged() { myDataGrid->AllowNavigationChanged += gcnew EventHandler( this, &MyDataGrid::Grid_AllowNavChange ); } // Set the 'AllowNavigation' property on click of a button. private: void myButton_Click( Object^ /*sender*/, EventArgs^ /*e*/ ) { if ( myDataGrid->AllowNavigation == true ) myDataGrid->AllowNavigation = false; else myDataGrid->AllowNavigation = true; } // Raise the event when 'AllowNavigation' property is changed. private: void Grid_AllowNavChange( Object^ /*sender*/, EventArgs^ /*e*/ ) { String^ myString = "AllowNavigationChanged event raised, Navigation "; bool myBool = myDataGrid->AllowNavigation; // Create appropriate alert message. myString = String::Concat( myString, myBool ? (String^)" is " : " is not ", "allowed" ); // Show information about navigation. MessageBox::Show( myString, "Navigation information" ); }
// Create an instance of the 'AllowNavigationChanged' EventHandler. private void CallAllowNavigationChanged() { myDataGrid.add_AllowNavigationChanged(new EventHandler( GridAllowNavChange)); } //CallAllowNavigationChanged // Set the 'AllowNavigation' property on click of a button. protected void myButton_Click(Object sender, EventArgs e) { if (myDataGrid.get_AllowNavigation() == true) { myDataGrid.set_AllowNavigation(false); } else { myDataGrid.set_AllowNavigation(true); } } //myButton_Click // Raise the event when 'AllowNavigation' property is changed. protected void GridAllowNavChange(Object sender, EventArgs e) { String myString = "AllowNavigationChanged event raised, Navigation "; boolean myBool = myDataGrid.get_AllowNavigation(); // Create appropriate alert message. myString = myString + ((myBool) ? " is " : " is not " + "allowed"); // Show information about navigation. MessageBox.Show(myString, "Navigation information"); } //GridAllowNavChange

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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