NameErrorProvider->SetIconAlignment( this->nameTextBox1, ErrorIconAlignment::MiddleRight ) NameErrorProvider = gcnew System::Windows::Forms::ErrorProvider Create and set the ErrorProvider for each data entry control. This->ageUpDownPicker->Validated += gcnew System::EventHandler( this, &Form1::ageUpDownPicker_Validated ) Īrray^temp1 = This->ageUpDownPicker->Maximum = System::Decimal( temp0 )

This->ageUpDownPicker->Location = System::Drawing::Point( 112, 64 ) This->nameTextBox1->Validated += gcnew System::EventHandler( this, &Form1::nameTextBox1_Validated ) This->nameTextBox1->Size = System::Drawing::Size( 120, 20 ) This->nameTextBox1->Location = System::Drawing::Point( 112, 32 ) This->label6->Text = 'ErrorBlinkStyle::NeverBlink' This->label6->Location = System::Drawing::Point( 264, 96 ) This->label5->Text = 'ErrorBlinkStyle::BlinkIfDifferentError' This->label5->Location = System::Drawing::Point( 264, 64 ) ErrorBlinkStyle::BlinkIfDifferentError Label This->label4->Text = 'ErrorBlinkStyle::AlwaysBlink' This->label4->Location = System::Drawing::Point( 264, 32 ) This->label3->Location = System::Drawing::Point( 24, 96 ) This->label2->Location = System::Drawing::Point( 40, 64 ) This->label1->Location = System::Drawing::Point( 56, 32 ) This->label6 = gcnew System::Windows::Forms::Label This->label5 = gcnew System::Windows::Forms::Label This->label4 = gcnew System::Windows::Forms::Label This->label3 = gcnew System::Windows::Forms::Label This->favoriteColorComboBox = gcnew System::Windows::Forms::ComboBox This->ageUpDownPicker = gcnew System::Windows::Forms::NumericUpDown This->label2 = gcnew System::Windows::Forms::Label This->label1 = gcnew System::Windows::Forms::Label This->nameTextBox1 = gcnew System::Windows::Forms::TextBox System::Windows::Forms::ErrorProvider^ favoriteColorErrorProvider System::Windows::Forms::ErrorProvider^ nameErrorProvider System::Windows::Forms::ErrorProvider^ ageErrorProvider System::Windows::Forms::ComboBox^ favoriteColorComboBox System::Windows::Forms::NumericUpDown^ ageUpDownPicker System::Windows::Forms::TextBox^ nameTextBox1 Public ref class Form1: public System::Windows::Forms::Form

Se SetError llama al método con o sin texto de error adecuado durante el evento de Validated un control, en función del contenido del control. En el ejemplo se establecen las opciones de icono de error mediante las BlinkRate propiedades y BlinkStyle y los SetIconAlignment métodos y SetIconPadding.

En el ejemplo se crea un Form objeto que contiene un TextBox control, un NumericUpDown control y un ComboBox control, cada uno validando su contenido y un ErrorProvider para cada control. IExtenderProvider ISupportInitialize EjemplosĮn el ejemplo de código siguiente se muestra cómo usar la ErrorProvider clase para notificar al usuario un error de entrada de datos. Implements IExtenderProvider, ISupportInitialize Herencia Implements IExtenderProvider Public Class ErrorProvider Interface ISupportInitialize Public Class ErrorProvider Public class ErrorProvider :, , type ErrorProvider = class public ref class ErrorProvider : System::ComponentModel::Component, System::ComponentModel::IExtenderProvider public ref class ErrorProvider : System::ComponentModel::Component, System::ComponentModel::IExtenderProvider, System::ComponentModel::ISupportInitialize public class ErrorProvider :, Proporciona una interfaz de usuario para indicar que un control de un formulario tiene un error asociado al mismo.

Csla errorprovider