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feat: render the window using WinAPI
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MrKonstantinSh committed Sep 5, 2020
1 parent 54d8c09 commit 5de218d
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31 changes: 31 additions & 0 deletions Lab_1/Lab_1.sln
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67 changes: 67 additions & 0 deletions Lab_1/Lab_1/Lab_1.cpp
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#include <Windows.h>
#include <tchar.h>

LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
TCHAR WinName[] = _T("Main window");

int APIENTRY _tWinMain(HINSTANCE This, HINSTANCE Prev, LPTSTR cmd, int mode)
{
HWND hWnd; // Window descriptor.
MSG msg; // Structure for storing the message.
WNDCLASS wc; // Window class.

wc.hInstance = This;
wc.lpszClassName = WinName; // Window name.
wc.lpfnWndProc = WndProc; // Callback window function.
wc.style = CS_HREDRAW | CS_VREDRAW; // Window style.
wc.hIcon = LoadIcon(NULL, IDI_APPLICATION); // Default window icon.
wc.hCursor = LoadCursor(NULL, IDC_ARROW); // Default mouse cursor.
wc.lpszMenuName = NULL; // Window has no menu.
wc.cbClsExtra = 0; // No extra class info.
wc.cbWndExtra = 0; // No extra window info.

// Fill window with white color.
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW + 1);

// Class registration
if (!RegisterClass(&wc))
return 0;

hWnd = CreateWindow(WinName, // Window name.
_T("Window"), // Window title.
WS_OVERLAPPEDWINDOW, // Window style.
CW_USEDEFAULT, // X.
CW_USEDEFAULT, // Y.
CW_USEDEFAULT, // Window width.
CW_USEDEFAULT, // Window height.
HWND_DESKTOP, // Parent window descriptor.
NULL, // Window has no menu.
This, // Application descriptor.
NULL); // No extra info.

ShowWindow(hWnd, mode);

// Message processing cycle.
while (GetMessage(&msg, NULL, 0, 0)) {
TranslateMessage(&msg);
DispatchMessage(&msg);
}

return 0;
}

// The window function is called by the operating system and
// receives messages from the queue for this application.
LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message)
{
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
}

return 0;
}
147 changes: 147 additions & 0 deletions Lab_1/Lab_1/Lab_1.vcxproj
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22 changes: 22 additions & 0 deletions Lab_1/Lab_1/Lab_1.vcxproj.filters
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