Axborot tеxnologiyalari univеrsitеti

private: System::Void Form1_Load(System::Object^ sender,

System::EventArgs^ e) {

this->Text = "Qanday klavish bosilganligini aniqlash";

label1->Text = String::Empty;

label2->Text = String::Empty;

label3->Text = String::Empty; label4->Text = String::Empty;

Form1::BackColor = Color::Yellow;}



3.26- rasm. Form1 ning KeyDown hodisasi


Proporties panеlidan Form1 ning KeyDown hodisasi(3.26-rasm) ustida sichqonchaning chap tugmasini ikki marta bosib, quyidagi kodlar tеriladi:

1. 
   private: System::Void Form1_KeyDown(System::Object^ sender, System::Windows::Forms::KeyEventArgs^ e) {
   
2. 
   // klavish bosilganda sodir bo'ladi
   
3. 
   label1->ForeColor = Color::Green;
   
4. 
   if(e->Alt==true){label1->Text=String::Empty; label1->Text +=
   
5. 
   "Alt klavishasi bosildig`n";
   
6. 
   label1->Text += String::Format(" Klavyatura kodilari:\n "+
   
7. 
   " KeyData: {0} \n KeyCode: {1}\n KeyValue: {2}",
   
8. 
   e->KeyData, e->KeyCode, e->KeyValue);}
   
9. 
   label2->ForeColor = Color::Red; if(e->Shift==true){
   
10. 
    label2->Text=String::Empty; label2->Text +="Shift klavish bosildig`n";
    
11. 
    label2->Text += String::Format(" Klavyatura kodilari:\n "+
    
12. 
    " KeyData: {0} \n KeyCode: {1}\n KeyValue:
    
13. 
    {2}", e->KeyData, e->KeyCode, e->KeyValue);}
    
14. 
    label3->ForeColor = Color::Black ;
    
15. 
    if(e->Control==true){label3->Text=String::Empty;
    
16.