Новичок
Профиль
Группа: Участник
Сообщений: 1
Регистрация: 12.9.2011
Репутация: нет
Всего: нет
|
Здравствуйте, есть код. | Код |
#include "stdafx.h"
#include "CoolWindow.h"
#define MAX_LOADSTRING 100
HWND hWnd;
HBITMAP maskBitmap;
// Global Variables:
HINSTANCE hInst; // current instance
TCHAR szTitle[MAX_LOADSTRING]; // The title bar text
TCHAR szWindowClass[MAX_LOADSTRING]; // the main window class name
// Forward declarations of functions included in this code module:
ATOM MyRegisterClass(HINSTANCE hInstance);
BOOL InitInstance(HINSTANCE, int);
LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
INT_PTR CALLBACK About(HWND, UINT, WPARAM, LPARAM);
int APIENTRY _tWinMain(HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPTSTR lpCmdLine,
int nCmdShow)
{
// TODO: Place code here.
MSG msg;
HACCEL hAccelTable;
// Initialize global strings
LoadString(hInstance, IDS_APP_TITLE, szTitle, MAX_LOADSTRING);
LoadString(hInstance, IDC_MASKWINDOW, szWindowClass, MAX_LOADSTRING);
MyRegisterClass(hInstance);
// Perform application initialization:
if (!InitInstance (hInstance, nCmdShow))
{
return FALSE;
}
hAccelTable = LoadAccelerators(hInstance, (LPCTSTR)IDC_MASKWINDOW);
// Следующий код вы должны добавить
// Сначала убираем обрамление
int Style;
Style = GetWindowLong(hWnd, GWL_STYLE);
Style=Style || WS_CAPTION;
Style=Style || WS_SYSMENU;
SetWindowLong(hWnd, GWL_STYLE, Style);
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
// Загружаем картинку
maskBitmap = (HBITMAP)LoadImage(NULL, L"mask.bmp", IMAGE_BITMAP, 0, 0, LR_LOADFROMFILE);
if (!maskBitmap) return NULL;
// Описание необходимых переменных
BITMAP bi;
BYTE bpp;
DWORD TransPixel;
DWORD pixel;
int startx;
INT i, j;
HRGN Rgn, ResRgn = CreateRectRgn(0, 0, 0, 0);
GetObject(maskBitmap, sizeof( BITMAP ), &bi);
bpp = bi.bmBitsPixel >> 3;
BYTE *pBits = new BYTE[ bi.bmWidth * bi.bmHeight * bpp ];
// Получаем битовый массив
int p = GetBitmapBits( maskBitmap, bi.bmWidth * bi.bmHeight * bpp, pBits );
// Определяем цвет прозрачного символа
TransPixel = *(DWORD*)pBits;
TransPixel <<= 32 - bi.bmBitsPixel;
// Цикл сканирования строк
for (i = 0; i < bi.bmHeight; i++)
{
startx=-1;
for (j = 0; j < bi.bmWidth; j++)
{
pixel = *(DWORD*)(pBits + (i * bi.bmWidth +
j) * bpp) << (32 - bi.bmBitsPixel);
if (pixel != TransPixel)
{
if (startx<0)
{
startx = j;
} else if (j == (bi.bmWidth - 1))
{
Rgn = CreateRectRgn( startx, i, j, i + 1 );
CombineRgn( ResRgn, ResRgn, Rgn, RGN_OR);
startx=-1;
}
} else if (startx>=0)
{
Rgn = CreateRectRgn(startx, i, j, i + 1);
CombineRgn(ResRgn, ResRgn, Rgn, RGN_OR);
startx=-1;
}
}
}
delete pBits;
SetWindowRgn(hWnd, ResRgn, TRUE);
InvalidateRect(hWnd, 0, false);
//Конец добавляемого кода
// Main message loop:
while (GetMessage(&msg, NULL, 0, false))
{
if (!TranslateAccelerator(msg.hwnd, hAccelTable, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return (int) msg.wParam;
}
//
// FUNCTION: MyRegisterClass()
//
// PURPOSE: Registers the window class.
//
// COMMENTS:
//
// This function and its usage are only necessary if you want this code
// to be compatible with Win32 systems prior to the 'RegisterClassEx'
// function that was added to Windows 95. It is important to call this function
// so that the application will get 'well formed' small icons associated
// with it.
//
ATOM MyRegisterClass(HINSTANCE hInstance)
{
WNDCLASSEX wcex;
wcex.cbSize = sizeof(WNDCLASSEX);
wcex.style = CS_HREDRAW | CS_VREDRAW;
wcex.lpfnWndProc = WndProc;
wcex.cbClsExtra = 0;
wcex.cbWndExtra = 0;
wcex.hInstance = hInstance;
wcex.hIcon = LoadIcon(hInstance, MAKEINTRESOURCE(IDI_COOLWINDOW));
wcex.hCursor = LoadCursor(NULL, IDC_ARROW);
wcex.hbrBackground = (HBRUSH)(COLOR_WINDOW+1);
wcex.lpszMenuName = 0;
wcex.lpszClassName = szWindowClass;
wcex.hIconSm = LoadIcon(wcex.hInstance, MAKEINTRESOURCE(IDI_SMALL));
return RegisterClassEx(&wcex);
}
//
// FUNCTION: InitInstance(HINSTANCE, int)
//
// PURPOSE: Saves instance handle and creates main window
//
// COMMENTS:
//
// In this function, we save the instance handle in a global variable and
// create and display the main program window.
//
BOOL InitInstance(HINSTANCE hInstance, int nCmdShow)
{
hInst = hInstance; // Store instance handle in our global variable
hWnd = CreateWindow(szWindowClass, szTitle, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, 0, 200, 200, NULL, NULL, hInstance, NULL);
if (!hWnd)
{
return FALSE;
}
ShowWindow(hWnd, nCmdShow);
UpdateWindow(hWnd);
return TRUE;
}
//
// FUNCTION: WndProc(HWND, UINT, WPARAM, LPARAM)
//
// PURPOSE: Processes messages for the main window.
//
// WM_COMMAND - process the application menu
// WM_PAINT - Paint the main window
// WM_DESTROY - post a quit message and return
//
//
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
int wmId, wmEvent;
PAINTSTRUCT ps;
HDC hdc;
switch (message)
{
case WM_COMMAND:
wmId = LOWORD(wParam);
wmEvent = HIWORD(wParam);
// Parse the menu selections:
switch (wmId)
{
case IDM_ABOUT:
DialogBox(hInst, MAKEINTRESOURCE(IDD_ABOUTBOX), hWnd, About);
break;
case IDM_EXIT:
DestroyWindow(hWnd);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
break;
case WM_PAINT:
hdc = BeginPaint(hWnd, &ps);
// TODO: Add any drawing code here...
EndPaint(hWnd, &ps);
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}
return 0;
}
// Message handler for about box.
INT_PTR CALLBACK About(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
UNREFERENCED_PARAMETER(lParam);
switch (message)
{
case WM_INITDIALOG:
return (INT_PTR)TRUE;
case WM_COMMAND:
if (LOWORD(wParam) == IDOK || LOWORD(wParam) == IDCANCEL)
{
EndDialog(hDlg, LOWORD(wParam));
return (INT_PTR)TRUE;
}
break;
}
return (INT_PTR)FALSE;
}
|
Выдаёт ошибку 'IDC_MASKWINDOW' : undeclared identifier .Как исправить? |
[C++]Создание окна произвольной формы.Ошибка в код, Исправление ошибки в коде 
Загрузка ...
