Win32窗口

Posted 2020-08-09 GIS开发

#include <Windows.h>
#include <CommCtrl.h>
#pragma comment(lib, "comctl32.lib")
LRESULT CALLBACK MyProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
	static HWND hStatus;
	switch(msg)
	{
	case WM_CREATE:
		{
			hStatus = CreateStatusWindow(WS_CHILD | WS_VISIBLE, L"Hello", hWnd, 1);
			HMENU hMenu = CreateMenu();
			AppendMenu(hMenu, MF_STRING, 100, L"退出");
			SetMenu(hWnd, hMenu);
		}
		break;
	case WM_COMMAND:
		{
			switch (LOWORD(wParam))
			{
			case 100:
				MessageBox(NULL, L"C", L"C", MB_OK);
				break;
			default:
				break;
			}
		}
		break;
	case WM_CLOSE:
		PostQuitMessage(0);
		break;
	case WM_SIZE:
		{
		int x = LOWORD(lParam);
		int y = HIWORD(lParam);
		MoveWindow(hStatus, 0, 0, x, y, true);
		}
		break;
	default:
		break;
	}
	return DefWindowProc(hWnd, msg, wParam, lParam);
}
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine ,int nCmdShow)
{
	WNDCLASSEX wcex;
	memset(&wcex, 0, sizeof(WNDCLASSEX));
	wcex.cbSize = sizeof(WNDCLASSEX);
	wcex.cbClsExtra = 0;
	wcex.cbWndExtra = 0;
	wcex.hbrBackground = (HBRUSH)GetStockObject(DKGRAY_BRUSH);
	wcex.hCursor = LoadCursor(NULL, IDC_HAND);
	wcex.hIcon = LoadIcon(NULL, IDI_ERROR);
	wcex.hIconSm = LoadIcon(NULL, IDI_APPLICATION);
	wcex.hInstance = hInstance;
	wcex.lpfnWndProc = MyProc;
	wcex.lpszClassName = L"CC";
	wcex.lpszMenuName = NULL;
	wcex.style = CS_HREDRAW | CS_VREDRAW;

	RegisterClassEx(&wcex);

	HWND hWnd = CreateWindowEx(0, L"CC", L"My", WS_OVERLAPPEDWINDOW, 0, 0, 1024, 800, NULL, NULL, hInstance, NULL);

	MSG msg;

	ShowWindow(hWnd, SW_SHOW);
	while (GetMessage(&msg, NULL, 0, 0))
	{
		TranslateMessage(&msg);
		DispatchMessage(&msg);
	}

}