刘总的笔记小站

1，可以支持带前台界面，也可以不带前台界面，启动后台程序

2，支持全局单程序检测，任何时候当前机器只有一个进程示例

3，支持注册后台程序服务，开机自动启动后台进程，有待实现

0, winIcontest\Release\winIcontest.exe

1, winIcontest\winIcontest.sln

2, winIcontest\winIcontest\winIcontest.vcxproj

3, winIcontest\winIcontest\ winiconset.ico

4, winIcontest\ winIcontest\winiconset.rc

#include "resource.h"
// ID value smaller at first for app icon
IDI_SETICON       ICON         "winiconset.ico"
IDI_SMALL         ICON         "small.ico"

5, winIcontest\winIcontest\resource.h

#define IDI_SETICON			107
#define IDI_SMALL			108

6, winIcontest\winIcontest\winiconset.cpp

#include <Windows.h>

#if 1
#define WINDOW_WIDTH 800
#define WINDOW_HEIGHT 600
#define WINDOW_TITLE L"winIconTestTitle"

LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam){
    switch (message) {
        case WM_PAINT:
            //ValidateRect(hwnd, NULL);
            break;
        case WM_KEYDOWN:
            if (wParam==VK_ESCAPE){
                DestroyWindow(hwnd);
            }
            break;
		//case WM_CREATE:
		//	SetWindowLong(hwnd, GWL_STYLE, GetWindowLong(hwnd, GWL_STYLE) & ~WS_CAPTION);  
		//	SetWindowPos(hwnd, NULL, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE|SWP_NOZORDER|SWP_DRAWFRAME);  
		//	break;
        case WM_DESTROY:
            PostQuitMessage(0);
            break;
        default:
            return DefWindowProc(hwnd, message, wParam, lParam);
    }
    return 0;
}

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd){
    WNDCLASSEX wndClass = { 0 };
    wndClass.cbSize = sizeof(wndClass);
    wndClass.style = CS_HREDRAW | CS_VREDRAW;
    wndClass.lpfnWndProc = WndProc;
    wndClass.cbClsExtra = 0;
    wndClass.cbWndExtra = 0;
    wndClass.hInstance = hInstance;
    wndClass.hIcon = LoadIcon(NULL, IDI_APPLICATION);
    wndClass.hCursor = LoadCursor(NULL, IDC_ARROW);
    wndClass.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH); // LTGRAY_BRUSH
    wndClass.lpszMenuName = NULL;
    wndClass.lpszClassName = WINDOW_TITLE;

    HANDLE mutex = CreateMutexA(NULL, TRUE, "Global/winIconTestTitle");
    if ((mutex == NULL) || (GetLastError() == ERROR_ALREADY_EXISTS)){
	MessageBoxA(NULL, "Another is running.\n" ,"Other detected", MB_OK);//MB_OKCANCEL
	return 0;
    }

    if (!RegisterClassEx(&wndClass)) return -1;
        
        // WS_OVERLAPPEDWINDOW WS_POPUPWINDOW with black outline ,donot need WM_CREATE case set 
    HWND hwnd = CreateWindow(WINDOW_TITLE, WINDOW_TITLE, WS_POPUPWINDOW, 
        CW_USEDEFAULT, CW_USEDEFAULT, WINDOW_WIDTH, WINDOW_HEIGHT, NULL, NULL, hInstance, NULL);
    MoveWindow(hwnd, 100, 100, WINDOW_WIDTH, WINDOW_HEIGHT, true);
    ShowWindow(hwnd, nShowCmd);
    UpdateWindow(hwnd);
    MSG msg = { 0 };
    while (msg.message != WM_QUIT) {
        if (PeekMessage( &msg,0,0,0,PM_REMOVE )) {
            TranslateMessage(&msg);
            DispatchMessage(&msg);
        }
    }
    UnregisterClass(WINDOW_TITLE, wndClass.hInstance);
    return 0;
}
#else
//int main(int argc, char* argv[])
int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
	//system("python.exe");
	WinExec("python.exe", 1);//0 not show 1 show win
    return 0;
}
#endif

7，命令行编译

devenv "D:\winIcontest\winIcontest.sln"  /Clean "Release|Win32"    
devenv "D:\winIcontest\winIcontest.sln"  /Rebuild "Debug|Win32"    
devenv "D:\winIcontest\winIcontest.sln"  /Rebuild "Release|Win32"