CTaskDialog::SetDefaultRadioButton

Makale
02/26/2013

Varsayılan seçenek düğmesini belirtir.

void SetDefaultRadioButton(
   int nRadioButtonID
);

Parametreler

[in]nRadioButtonID
Varsayılan olarak kullanılmak üzere radyo düğmesi kimliği.

Notlar

Varsayılan radyo düğmesi olan düğmedir ne zaman seçilen CTaskDialog ilk olarak kullanıcıya görüntülenir.

Tarafından belirtilen radyo düğmesi bulamazsa, bu yöntem bir istisna atar nRadioButtonID.

Örnek

// TODO: Replace the strings below with the appropriate message, 
// main instruction, and dialog title
CString message("This is an important message to the user.");
CString mainInstruction("Important!\nPlease read!");
CString title("Alert Dialog");

CTaskDialog taskDialog(message, mainInstruction, title, 
    TDCBF_YES_BUTTON | TDCBF_NO_BUTTON | TDCBF_CANCEL_BUTTON );

taskDialog.AddRadioButton(201, L"First option");
taskDialog.AddRadioButton(202, L"Second option");
taskDialog.AddRadioButton(203, L"Third option");

taskDialog.DoModal();
int selection = taskDialog.GetSelectedRadioButtonID();

switch(selection)
{
case 201:
    // TODO: Place processing here for the first 
    // radio button.
    break;

case 202:
    // TODO: Place processing here for the second 
    // radio button.
    break;

case 203:
    // TODO: Place processing here for the third 
    // radio button.
    break;

default:
    break;
}

// Remove all the radio buttons so that we can use the same task
// dialog with new radio buttons.
taskDialog.RemoveAllRadioButtons();

taskDialog.AddRadioButton(301, L"New first option");
taskDialog.AddRadioButton(302, L"New second option");
taskDialog.AddRadioButton(303, 
    L"New third option should be disabled");

// Change the default radio button to the second option
taskDialog.SetDefaultRadioButton(302);

// Make sure the third option is disabled.
if (taskDialog.IsRadioButtonEnabled(303))
{
    taskDialog.SetRadioButtonOptions(303, FALSE);
}

taskDialog.DoModal();
selection = taskDialog.GetSelectedRadioButtonID();

switch(taskDialog.GetSelectedRadioButtonID())
{
case 301:
    // TODO: Place processing here for new first 
    // command button control.
    break;

case 302:
    // TODO: Place processing here for new second 
    // command button control.
    break;

case 303:
    // TODO: Place processing here for the new third 
    // command button control.
    break;

default:
    break;
}

// Remove all the radio button controls and add new ones from
// the string table resource.
taskDialog.RemoveAllRadioButtons();
taskDialog.LoadRadioButtons(1001, 1005);