private static Button CreateCtrlButtonWithResult(CustomMeassageBox customMessageBox, string content, bool?dialogResult, bool isDefault = false)
{
var btn = new Button()
{
Style = customMessageBox.CtrlButtonStyle, Content = content, IsDefault = isDefault
};
CommandBinding binding = new CommandBinding(CustomButtonCommand.ButtonLeftClickCommand);
binding.Executed += (o, e) => { MessageBoxBtn_Excuted(o, e, customMessageBox, dialogResult); };
btn.CommandBindings.Add(binding);
return(btn);
}
/// <summary>
/// 由于原因，按cancel和no按钮，都会返回false
/// </summary>
/// <param name="o"></param>
/// <param name="e"></param>
/// <param name="customMessageBox"></param>
/// <param name="dialogResult"></param>
private static void MessageBoxBtn_Excuted(object o, ExecutedRoutedEventArgs e, CustomMeassageBox customMessageBox, bool?dialogResult)
{
if (dialogResult.HasValue)
{
customMessageBox.DialogResult = dialogResult;
}
else
{
customMessageBox.Close();
}
}
/// <summary>
/// 显示在指定的窗口前面的消息框。显示具有消息、标题栏说明、按钮的消息框;这接受一个默认消息框的结果并返回结果。
/// </summary>
/// <param name="owner">表示消息框的所有者窗口的 System.Windows.Window 。</param>
/// <param name="messageBoxText">指定文本显示的 System.String 。</param>
/// <param name="caption">指定标题栏声明中显示的 System.String 。</param>
/// <param name="button">指定的 System.Windows.MessageBoxButton 值要显示的按钮或按钮。</param>
/// <param name="defaultResult">指定消息框的默认结果的 System.Windows.MessageBoxResult 值。</param>
/// <returns>指定的 System.Windows.MessageBoxResult 值哪个消息框按钮由用户单击。</returns>
public static MessageBoxResult Show(Window owner, string messageBoxText, string caption, MessageBoxButton button, MessageBoxResult defaultResult)
{
// MessageBox.Show();
CustomMeassageBox customMessageBox = new CustomMeassageBox();
customMessageBox.Owner = owner;
customMessageBox.Message = messageBoxText;
customMessageBox.Title = caption;
if (owner != null)
{
customMessageBox.WindowStartupLocation = WindowStartupLocation.CenterOwner;
}
switch (button)
{
case MessageBoxButton.OKCancel:
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "确定", true, defaultResult == MessageBoxResult.OK));
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "取消", null, defaultResult == MessageBoxResult.Cancel));
break;
case MessageBoxButton.YesNo:
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "是", true, defaultResult == MessageBoxResult.Yes));
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "否", false, defaultResult == MessageBoxResult.No));
break;
case MessageBoxButton.YesNoCancel:
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "是", true, defaultResult == MessageBoxResult.Yes));
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "否", false, defaultResult == MessageBoxResult.No));
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "取消", null, defaultResult == MessageBoxResult.Cancel));
break;
case MessageBoxButton.OK:
default:
customMessageBox.CtrlButtonCollection.Add(CreateCtrlButtonWithResult(customMessageBox, "确定", true, defaultResult == MessageBoxResult.OK));
break;
}
bool?result = customMessageBox.ShowDialog();
// 返回MessageBoxResult
switch (button)
{
case MessageBoxButton.OKCancel:
{
return(result == true ? MessageBoxResult.OK : MessageBoxResult.Cancel);
}
case MessageBoxButton.YesNo:
{
return(result == true ? MessageBoxResult.Yes : MessageBoxResult.No);
}
case MessageBoxButton.YesNoCancel:
{
return(result == true ? MessageBoxResult.Yes : result == false ? MessageBoxResult.No : MessageBoxResult.Cancel);
}
case MessageBoxButton.OK:
{
return(result == true ? MessageBoxResult.OK : MessageBoxResult.Cancel);
}
default:
{
return(result == true ? MessageBoxResult.OK : MessageBoxResult.Cancel);
}
}
}