Subversion Repositories Games.Chess Giants

// dialog_registration.cpp

#include "../common.h"

// dialog template

#define THIS_DIALOG DIALOG_REGISTER

// prototypes of local functions

static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam);

void DialogBox_Registration (void)

{

   // helper function to fire up the modal dialog box

   // display the dialog box (set the parent to be the desktop)

   DialogBox (hAppInstance, MAKEINTRESOURCE (THIS_DIALOG), NULL, DialogProc_ThisDialog);

   return; // finished processing this dialog

}

static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam)

{

   // message handler for the dialog box

   static wchar_t error_message[1024];

   static wchar_t candidate_email[256];

   unsigned long candidate_code;

   unsigned short wParam_hiword;

   unsigned short wParam_loword;

   BOOL was_translated; // needs to be of type BOOL (int)

   int read_index;

   int write_index;

   int length;

   // filter out the commonly used message values

   wParam_hiword = HIWORD (wParam);

   wParam_loword = LOWORD (wParam);

   // have we just fired up this window ?

   if (message == WM_INITDIALOG)

   {

      // center the window

      CenterWindow (hWnd, hMainWnd);

      // set dialog icons (small one for title bar & big one for task manager)

      SendMessage (hWnd, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));

      SendMessage (hWnd, WM_SETICON, ICON_BIG, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));

      // set window title and control texts

      SetWindowText (hWnd, LOCALIZE (L"Registration_Title"));

      // set the static texts

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_QUESTION), LOCALIZE (L"Registration_Question"));

      SetWindowText (GetDlgItem (hWnd, BUTTON_DONATE), LOCALIZE (L"Registration_Donate"));

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_NOPAYPAL), LOCALIZE (L"Registration_NoPayPal"));

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_INSTRUCTIONS), LOCALIZE (L"Registration_Instructions"));

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_EMAILADDRESS), LOCALIZE (L"Registration_EmailAddress"));

      SetDlgItemText (hWnd, EDITBOX_REGISTRATION_EMAILADDRESS, options.registration.user_email);

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_ACTIVATIONCODE), LOCALIZE (L"Registration_ActivationCode"));

      //SetDlgItemInt (hWnd, EDITBOX_REGISTRATION_ACTIVATIONCODE, options.registration.activation_code, false);

      SetWindowText (GetDlgItem (hWnd, BUTTON_VALIDATECODE), LOCALIZE (L"Registration_ValidateCode"));

      Static_SetText (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_STATUSBAR), LOCALIZE (L"Registration_StatusBar"));

      // set focus to the first settable item

      SendMessage (GetDlgItem (hWnd, EDITBOX_REGISTRATION_EMAILADDRESS), EM_SETSEL, 0, -1); // select all text

      SetFocus (GetDlgItem (hWnd, EDITBOX_REGISTRATION_EMAILADDRESS));

      // convert the "no paypal" and the status bar message to hyperlinks

      ConvertStaticToHyperlink (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_NOPAYPAL));

      ConvertStaticToHyperlink (GetDlgItem (hWnd, STATICTEXT_REGISTRATION_STATUSBAR));

   }

   // else did we click the close button on the title bar ?

   else if (message == WM_CLOSE)

      EndDialog (hWnd, 0); // close the dialog box

   // else did we take action on one of the controls ?

   else if (message == WM_COMMAND)

   {

      // did we cancel the dialog box ? (IDCANCEL is a system-wide dialog box handler value, that catches the ESC key)

      if (wParam_loword == IDCANCEL)

         EndDialog (hWnd, 0); // close the dialog box

      // else did the user enter something in the edit boxes ?

      else if (wParam_hiword == EN_CHANGE)

      {

         // enable the validation button only if the two fields have data

         GetDlgItemText (hWnd, EDITBOX_REGISTRATION_EMAILADDRESS, candidate_email, WCHAR_SIZEOF (candidate_email));

         candidate_code = GetDlgItemInt (hWnd, EDITBOX_REGISTRATION_ACTIVATIONCODE, &was_translated, false);

         EnableWindow (GetDlgItem (hWnd, BUTTON_VALIDATECODE), ((candidate_email[0] != 0) && (candidate_code != 0)));

      }

      // else was it the validation button ?

      else if (wParam_loword == BUTTON_VALIDATECODE)

      {

         // retrieve form data

         GetDlgItemText (hWnd, EDITBOX_REGISTRATION_EMAILADDRESS, candidate_email, WCHAR_SIZEOF (candidate_email));

         candidate_code = GetDlgItemInt (hWnd, EDITBOX_REGISTRATION_ACTIVATIONCODE, &was_translated, false);

         // strip spaces and unprintable characters from candidate email

         length = wcslen (candidate_email);

         write_index = 0;

         for (read_index = 0; read_index < length; read_index++)

            if (!iswspace (candidate_email[read_index]))

            {

               candidate_email[write_index] = candidate_email[read_index];

               write_index++;

            }

         candidate_email[write_index] = 0; // ensure string is correctly terminated

         // save activation email

         wcscpy_s (options.registration.user_email, WCHAR_SIZEOF (options.registration.user_email), candidate_email);

         // is the email or the activation code empty ?

         if ((candidate_email[0] == 0) || !was_translated)

            EndDialog (hWnd, 0); // if so, just exit the dialog (assume user did not want to register)

         // else is the supplied data correct ?

         else if (IsRegistrationCorrect (candidate_email, candidate_code))

         {

            // if so, save activation code

            options.registration.activation_code = candidate_code;

            MessageBox (hWnd, LOCALIZE (L"Registration_ThankYou"), PROGRAM_NAME, MB_ICONINFORMATION | MB_OK);

            EndDialog (hWnd, 0); // then display a thank you dialog box and exit the program

         }

         // else the supplied data is wrong

         else

         {

            swprintf_s (error_message, WCHAR_SIZEOF (error_message), LOCALIZE (L"Registration_Error"), AUTHOR_EMAIL);

            MessageBox (hWnd, error_message, PROGRAM_NAME, MB_ICONINFORMATION | MB_OK); // wrong activation. Display an error and DON'T exit the program

         }

      }

      // else was it the PayPal button ?

      else if (wParam_loword == BUTTON_DONATE)

         ShellExecute (NULL, L"open", PAYPAL_URL, NULL, NULL, SW_MAXIMIZE); // open PayPal in the default browser, maximized

      // else was it the "no PayPal" hyperlink ?

      else if (wParam_loword == STATICTEXT_REGISTRATION_NOPAYPAL)

         ShellExecute (NULL, L"open", NOPAYPAL_URL, NULL, NULL, SW_MAXIMIZE); // open the donation page in the default browser, maximized

      // else was it the status bar hyperlink ?

      else if (wParam_loword == STATICTEXT_REGISTRATION_STATUSBAR)

         ShellExecute (NULL, L"open", PROGRAM_URL, NULL, NULL, SW_MAXIMIZE); // open the donation page in the default browser, maximized

   }

   // call the default dialog message processing function to keep things going

   return (false);

}