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  1. // dialog_quit.cpp
  2.  
  3. #include "../common.h"
  4.  
  5.  
  6. // dialog template
  7. #define THIS_DIALOG DIALOG_QUIT
  8.  
  9.  
  10. // prototypes of local functions
  11. static void StartThread_ThisDialog (void *thread_parms);
  12. static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam);
  13.  
  14.  
  15. void DialogBox_Quit (void)
  16. {
  17.    // helper function to fire up the modeless dialog box
  18.  
  19.    is_dialogbox_displayed = true;
  20.    _beginthread (StartThread_ThisDialog, 0, NULL); // fire up a new thread to display the dialog box
  21.  
  22.    return; // return as soon as the thread is fired up
  23. }
  24.  
  25.  
  26. void DialogBox_Quit_Validated (void)
  27. {
  28.    // callback function called by the main game thread when the dialog box is validated
  29.  
  30.    // remember this callback is no longer to be called
  31.    is_dialogbox_quit_validated = false;
  32.  
  33.    // destroy the main window, which in turn will raise the "terminate_everything" global flag
  34.    DestroyWindow (hMainWnd);
  35.  
  36.    return; // finished, we're now quitting the program
  37. }
  38.  
  39.  
  40. static void StartThread_ThisDialog (void *thread_parms)
  41. {
  42.    // this function runs in a separate thread, for that's the only way (seemingly)
  43.    // to implement a non-modal message box using the Common Controls library.
  44.  
  45.    int retval;
  46.  
  47.    // display the dialog box and grab its return value
  48.    retval = DialogBox (hAppInstance, MAKEINTRESOURCE (THIS_DIALOG), hMainWnd, DialogProc_ThisDialog);
  49.    if (retval == 1)
  50.       is_dialogbox_quit_validated = true; // if we simply want to quit, flag the quit dialog box as confirmed
  51.    else if (retval == 2)
  52.       DialogBox_Save (true); // else if we want to save THEN quit, fire up the save dialog box first (and tell it to raise the quit confirmation flag after it returns)
  53.    is_dialogbox_displayed = false;
  54.  
  55.    the_board.reevaluate = true; // refresh the GUI buttons if needed
  56.    return; // _endthread() implied
  57. }
  58.  
  59.  
  60. static int CALLBACK DialogProc_ThisDialog (HWND hWnd, unsigned int message, WPARAM wParam, LPARAM lParam)
  61. {
  62.    // message handler for the dialog box
  63.  
  64.    unsigned short wParam_hiword;
  65.    unsigned short wParam_loword;
  66.  
  67.    // filter out the commonly used message values
  68.    wParam_hiword = HIWORD (wParam);
  69.    wParam_loword = LOWORD (wParam);
  70.  
  71.    // have we just fired up this window ?
  72.    if (message == WM_INITDIALOG)
  73.    {
  74.       // center the window
  75.       CenterWindow (hWnd, hMainWnd);
  76.  
  77.       // set dialog icons (small one for title bar & big one for task manager)
  78.       SendMessage (hWnd, WM_SETICON, ICON_SMALL, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
  79.       SendMessage (hWnd, WM_SETICON, ICON_BIG, (LPARAM) LoadIcon (hAppInstance, MAKEINTRESOURCE (ICON_MAIN)));
  80.  
  81.       // set window title and control texts
  82.       SetWindowText (hWnd, LOCALIZE (L"Quit_Title"));
  83.  
  84.       // are we online AND has a game started, or are we playing locally in which case it is acceptable to simply quit now ?
  85.       if ((Player_FindByType (PLAYER_INTERNET) != NULL) && (the_board.move_count > 1))
  86.       {
  87.          Static_SetText (GetDlgItem (hWnd, STATICTEXT_QUIT_QUESTION), LOCALIZE (L"Quit_OnlineQuestion"));
  88.          SetWindowText (GetDlgItem (hWnd, BUTTON_GIVEUPANDQUIT), LOCALIZE (L"Quit_GiveUpAndQuit"));
  89.          SetWindowText (GetDlgItem (hWnd, BUTTON_BACKTOGAME), LOCALIZE (L"Quit_BackToGame"));
  90.       }
  91.       else
  92.       {
  93.          Static_SetText (GetDlgItem (hWnd, STATICTEXT_QUIT_QUESTION), LOCALIZE (L"Quit_OfflineQuestion"));
  94.          SetWindowText (GetDlgItem (hWnd, BUTTON_GIVEUPANDQUIT), LOCALIZE (L"Quit_SaveAndQuit"));
  95.          SetWindowText (GetDlgItem (hWnd, BUTTON_BACKTOGAME), LOCALIZE (L"Quit_SimplyQuit"));
  96.       }
  97.       Static_SetText (GetDlgItem (hWnd, STATICTEXT_QUIT_STATUSBAR), LOCALIZE (L"Quit_StatusBar"));
  98.  
  99.       // play the "important notification" sound
  100.       Audio_PlaySound (SOUNDTYPE_IMPORTANT, 0.0f, 0.0f, 0.04f); // play at the center of the board
  101.  
  102.       // convert the status bar message to a hyperlink
  103.       ConvertStaticToHyperlink (GetDlgItem (hWnd, STATICTEXT_QUIT_STATUSBAR));
  104.    }
  105.  
  106.    // else did we click the close button on the title bar ?
  107.    else if (message == WM_CLOSE)
  108.       EndDialog (hWnd, 0); // close the dialog box
  109.  
  110.    // else did we take action on one of the controls ?
  111.    else if (message == WM_COMMAND)
  112.    {
  113.       // did we cancel the dialog box ? (IDCANCEL is a system-wide dialog box handler value, that catches the ESC key)
  114.       if (wParam_loword == IDCANCEL)
  115.          EndDialog (hWnd, 0); // close the dialog box
  116.  
  117.       // else was it the "give up and quit" or "save and quit" button ?
  118.       else if (wParam_loword == BUTTON_GIVEUPANDQUIT)
  119.       {
  120.          // are we online AND has a game started, or are we playing locally ?
  121.          if ((Player_FindByType (PLAYER_INTERNET) != NULL) && (the_board.move_count > 1))
  122.             EndDialog (hWnd, 1); // when playing remotely, button is labeled "give up and quit" --> close the dialog box and return a value that tells to quit
  123.          else
  124.             EndDialog (hWnd, 2); // when playing locally, button is labeled "save and quit" --> close the dialog box and return a value that tells to display a "save" dialog box
  125.       }
  126.  
  127.       // else was it the "back to game" or "simply quit" button ?
  128.       else if (wParam_loword == BUTTON_BACKTOGAME)
  129.       {
  130.          // are we online AND has a game started, or are we playing locally ?
  131.          if ((Player_FindByType (PLAYER_INTERNET) != NULL) && (the_board.move_count > 1))
  132.             EndDialog (hWnd, 0); // when playing remotely, button is labeled "back to game" --> close the dialog box and return a value that tells to do nothing
  133.          else
  134.             EndDialog (hWnd, 1); // when playing locally, button is labeled "just quit" --> close the dialog box and return a value that tells to quit
  135.       }
  136.  
  137.       // else was it the status bar hyperlink ?
  138.       else if (wParam_loword == STATICTEXT_QUIT_STATUSBAR)
  139.          ShellExecute (NULL, L"open", PROGRAM_URL, NULL, NULL, SW_MAXIMIZE); // open the donation page in the default browser, maximized
  140.    }
  141.  
  142.    // call the default dialog message processing function to keep things going
  143.    return (false);
  144. }
  145.