CANoe UI 만들기: 텍스트 박스

목표

CANoe에서 사용 가능한 UI에 대해서 시간을 들여서 좀 더 상세히 확인

제작

1. System Variable제작

2. Input/Output Box를 드래그해서 제작 후, Property설정 후 System Variable 연결

3. 코드 제작 후 실행 확인

/*@!Encoding:65001*/

on start {
  // Initialize the CAN address when the program starts
  AdjustCANAddress();  
}

on sysvar sysvar::Engine::_btnTransmit {
  // Buffer to store the CAN address (maximum 8 characters + null terminator)
  char canAddress[9];  
  
  // Check if the button is pressed
  if(@this == 1) {
    // Retrieve the current CAN address
    GetCANAddress(canAddress);
    // Print the CAN address when the button is clicked
    write(":: Current CAN Address: %s", canAddress);
  }
}

// This event triggers when the CAN address input field changes
on sysvar sysvar::Engine::_txtCANAddress {
  // Adjust the CAN address whenever it is modified
  AdjustCANAddress();  
}

// Function to adjust the CAN address
void AdjustCANAddress() {
  // Buffer to hold the input CAN address (temporary storage)
  char buffer[128];  
  // Buffer to store a valid CAN address (max 8 characters + null terminator)
  char limit[9];  
  
  // Retrieve the current CAN address value from the system variable
  sysGetVariableString(sysvar::Engine::_txtCANAddress, buffer, elcount(buffer));
  
  // If the input field is empty, set a default CAN address
  if(strlen(buffer) <= 0) {
    sysSetVariableString(sysvar::Engine::_txtCANAddress, "18DA01F1");
  } 
  // If the input exceeds 8 characters, truncate it to 8 characters
  else if(strlen(buffer) > 8) {
    // Copy only the first 8 characters
    mbstrncpy(limit, buffer, 8);
    // Update the system variable with the trimmed address
    sysSetVariableString(sysvar::Engine::_txtCANAddress, limit);  
  }
}

// Function to retrieve the adjusted CAN address
void GetCANAddress(char buffer[]) {
  AdjustCANAddress();  // Ensure the CAN address is properly formatted
  
  // Retrieve the adjusted CAN address from the system variable
  sysGetVariableString(sysvar::Engine::_txtCANAddress, buffer, elcount(buffer));
  
  // Ensure the string is properly null-terminated
  buffer[strlen(buffer)] = '\\0';
}