Неполучается получить доступ к label2->text через событие таймера... Подскажите где ошибка и как исправить.
| C++ |
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| #pragma once
namespace evener {
using namespace System;
using namespace System::Runtime::InteropServices;
using namespace System::ComponentModel;
using namespace System::Collections;
using namespace System::Windows::Forms;
using namespace System::Data;
using namespace System::Drawing;
/// <summary>
/// Summary for Form1
/// </summary>
public ref class Form1 : public System::Windows::Forms::Form
{
public:
Form1(void)
{
InitializeComponent();
//
//TODO: Add the constructor code here
//
}
protected:
/// <summary>
/// Clean up any resources being used.
/// </summary>
~Form1()
{
if (components)
{
delete components;
}
}
private: System::Windows::Forms::Button^ button1;
protected:
private: System::Windows::Forms::Button^ button2;
public: System::Windows::Forms::Label^ label2;
private: static System::Windows::Forms::Timer^ Timer1;
private:
/// <summary>
/// Required designer variable.
/// </summary>
System::ComponentModel::Container ^components;
#pragma region Windows Form Designer generated code
/// <summary>
/// Required method for Designer support - do not modify
/// the contents of this method with the code editor.
/// </summary>
void InitializeComponent(void)
{
this->Timer1 = (gcnew System::Windows::Forms::Timer());
this->button1 = (gcnew System::Windows::Forms::Button());
this->button2 = (gcnew System::Windows::Forms::Button());
this->label2 = (gcnew System::Windows::Forms::Label());
this->SuspendLayout();
//
// button1
//
this->button1->Location = System::Drawing::Point(39, 340);
this->button1->Name = L"button1";
this->button1->Size = System::Drawing::Size(85, 23);
this->button1->TabIndex = 0;
this->button1->Text = L"Start";
this->button1->UseVisualStyleBackColor = true;
this->button1->Click += gcnew System::EventHandler(this, &Form1::button1_Click);
//
// button2
//
this->button2->Location = System::Drawing::Point(379, 340);
this->button2->Name = L"button2";
this->button2->Size = System::Drawing::Size(75, 23);
this->button2->TabIndex = 1;
this->button2->Text = L"Stop";
this->button2->UseVisualStyleBackColor = true;
this->button2->Click += gcnew System::EventHandler(this, &Form1::button2_Click);
//
// label2
//
this->label2->AutoSize = true;
this->label2->Location = System::Drawing::Point(390, 294);
this->label2->Name = L"label2";
this->label2->Size = System::Drawing::Size(46, 13);
this->label2->TabIndex = 4;
this->label2->Text = L"COORD";
//
// Form1
//
this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
this->ClientSize = System::Drawing::Size(525, 375);
this->Controls->Add(this->label2);
this->Controls->Add(this->button2);
this->Controls->Add(this->button1);
this->Name = L"Form1";
this->Text = L"Form1";
this->ResumeLayout(false);
this->PerformLayout();
}
#pragma endregion
public: static int n = 1;
private: System::Void button1_Click(System::Object^ sender, System::EventArgs^ e) {
Timer1->Interval = 100;
Timer1->Tick += gcnew EventHandler(Timer1Event);
Timer1->Enabled=true;; //вкл
}
private: System::Void button2_Click(System::Object^ sender, System::EventArgs^ e) {
Timer1->Enabled =false;; //выкл
}
private: static System::Void Timer1Event(System::Object^ sender, System::EventArgs^ e ) {
String^ nText;
nText = n.ToString("F2");
n += 1;
label2->Text = L"N is:"+nText;
}
};
} |
|
пишет error C2227: left of '->Text' must point to class/struct/union/generic type
(
