Visual C++ .NET/GUI Form/RadioButtons

An Array Of RadioButtons

<source lang="csharp">

1. include "stdafx.h"

[STAThreadAttribute] int main(array<System::String ^> ^args) {

 Application::Run(gcnew Form1());
 return 0;

}

 using namespace System;
 using namespace System::ComponentModel;
 using namespace System::Collections;
 using namespace System::Windows::Forms;
 using namespace System::Data;
 using namespace System::Drawing;
 public ref class Form1 : public System::Windows::Forms::Form
 {
 public:
   Form1(void)
   {
     InitializeComponent();
           array<String^>^ rbText = gcnew array<String^> {L"Can", L"You", L"Click", L"More", L"Than", L"One"};
           radios = gcnew array<RadioButton^>(6); 
           label  = gcnew Label(); 
           for (int i = 0; i < radios->Length; i++)
           {
               int j = 50*i;
               radios[i] = gcnew RadioButton();
               radios[i]->BackColor = Color::FromArgb(255,j+5,j+5,j+5);
               radios[i]->ForeColor = Color::FromArgb(255,250-j,250-j,250-j);
               radios[i]->Location = Drawing::Point(90, 10+(40*i)); 
               radios[i]->TabIndex = i; 
               radios[i]->TabStop = true; 
               radios[i]->Text = rbText[i]; 
               radios[i]->CheckedChanged += 
                   gcnew EventHandler(this, &Form1::radioCheckedChanged);
           }
           Controls->AddRange(radios);
           label->Location = Drawing::Point(90, 10+(40*radios->Length)); 
           Controls->Add(label);
   }
 private:
       array<RadioButton^>^ radios; 
       Label       ^label; 
   System::ComponentModel::Container ^components;

   void InitializeComponent(void)
   {
           this->SuspendLayout();
           this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
           this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
           this->ClientSize = System::Drawing::Size(292, 273);
           this->Text = L"An Array Of Radios";
           this->ResumeLayout(false);
   }
   private:
       void radioCheckedChanged(Object ^sender, EventArgs ^e)
       {
           RadioButton ^rb = (RadioButton^)sender;
           if (rb->Checked == true)
               label->Text = rb->Text; 
       }
 };
  
 </source>

Grouping Radios

<source lang="csharp"> [STAThreadAttribute] int main(array<System::String ^> ^args) {

 Application::Run(gcnew Form1());
 return 0;

}

 using namespace System;
 using namespace System::ComponentModel;
 using namespace System::Collections;
 using namespace System::Windows::Forms;
 using namespace System::Data;
 using namespace System::Drawing;

 public ref class Form1 : public System::Windows::Forms::Form
 {
 public:
   Form1(void)
   {
     InitializeComponent();
           BuildRadios();
   }
 private:
       System::Windows::Forms::GroupBox^  groupBox2;
       System::Windows::Forms::GroupBox^  groupBox1;
       array<System::Windows::Forms::RadioButton^>^ radio1; 
       array<System::Windows::Forms::RadioButton^>^ radio2; 
       array<System::Windows::Forms::RadioButton^>^ radio3; 

   void InitializeComponent(void)
   {
           this->groupBox2 = (gcnew System::Windows::Forms::GroupBox());
           this->groupBox1 = (gcnew System::Windows::Forms::GroupBox());
           this->SuspendLayout();
           // 
           // groupBox2
           // 
           this->groupBox2->Location = System::Drawing::Point(125, 153);
           this->groupBox2->Name = L"groupBox2";
           this->groupBox2->Size = System::Drawing::Size(152, 134);
           this->groupBox2->TabIndex = 3;
           this->groupBox2->TabStop = false;
           this->groupBox2->Text = L"Use";
           // 
           // groupBox1
           // 
           this->groupBox1->Location = System::Drawing::Point(125, 12);
           this->groupBox1->Name = L"groupBox1";
           this->groupBox1->Size = System::Drawing::Size(152, 135);
           this->groupBox1->TabIndex = 2;
           this->groupBox1->TabStop = false;
           this->groupBox1->Text = L"You";
           // 
           // Form1
           // 
           this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
           this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
           this->ClientSize = System::Drawing::Size(352, 330);
           this->Controls->Add(this->groupBox2);
           this->Controls->Add(this->groupBox1);
           this->Name = L"Form1";
           this->Text = L"Using Group Boxes";
           this->ResumeLayout(false);
   }
       void BuildRadios()
       {
           this->SuspendLayout();
           
           // Text for RadioButton places on Form directly
           array<String^>^ rbText1 = gcnew array<String^> {
               L"Can", L"You", L"Click", L"More", L"Than", L"One"
           };
           // Build a RadioButton for each rbText1
           radio1 = gcnew array<RadioButton^>(6); 
           for (int i = 0; i < radio1->Length; i++)
           {
               radio1[i] = gcnew RadioButton();
               radio1[i]->Location = Drawing::Point(20, 20+(40*i)); 
               radio1[i]->Text = rbText1[i]; 
           }
           // Add RadioButtons to Form
           Controls->AddRange(radio1);
           // Text for RadioButton places in first GroupBox
           array<String^>^ rbText2 = gcnew array<String^> {
               L"Can", L"If", L"You"
           };
           
           // Build a RadioButton for each rbText2
           radio2 = gcnew array<RadioButton^>(3); 
           for (int i = 0; i < radio2->Length; i++)
           {
               radio2[i] = gcnew RadioButton();
               radio2[i]->Location = Drawing::Point(40, 30+(35*i)); 
               radio2[i]->Text = rbText2[i]; 
           }
           // Add RadioButtons to GroupBox
           groupBox1->Controls->AddRange(radio2);
           
           // Text for RadioButton places in second GroupBox
           array<String^>^ rbText3 = gcnew array<String^> {
               L"Different", L"Group", L"Boxes"
           };
           // Build a RadioButton for each rbText3
           radio3 = gcnew array<RadioButton^>(3); 
           for (int i = 0; i < radio3->Length; i++)
           {
               radio3[i] = gcnew RadioButton();
               radio3[i]->Location = Drawing::Point(40, 30+(35*i)); 
               radio3[i]->Text = rbText3[i]; 
           }
           // Add RadioButtons to GroupBox2
           groupBox2->Controls->AddRange(radio3);
           this->ResumeLayout(false);
       }
 };
  
 </source>