Created
June 13, 2021 23:08
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minimal windows app with tasktray icon
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| constexpr DWORD kNotifyTrayIcon = WM_APP + 100; | |
| NOTIFYICONDATA g_nid; | |
| HMENU g_hMenu; | |
| LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, | |
| LPARAM lParam) { | |
| switch (uMsg) { | |
| case WM_CREATE: { | |
| g_hMenu = CreatePopupMenu(); | |
| MENUITEMINFO mii{}; | |
| mii.cbSize = sizeof(MENUITEMINFO); | |
| ::InsertMenu(g_hMenu, 0, MF_BYPOSITION | MF_STRING, 1000, L"exit"); | |
| g_nid = {}; | |
| g_nid.cbSize = sizeof(NOTIFYICONDATA); | |
| g_nid.hWnd = hWnd; | |
| g_nid.uID = 1010; | |
| g_nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP; | |
| g_nid.uCallbackMessage = kNotifyTrayIcon; | |
| SHSTOCKICONINFO sii{}; | |
| sii.cbSize = sizeof(sii); | |
| ::SHGetStockIconInfo(SIID_SHIELD, SHGSI_ICON | SHGSI_SMALLICON, &sii); | |
| g_nid.hIcon = sii.hIcon; | |
| ::lstrcpyW(g_nid.szTip, WND_NAME); | |
| ::Shell_NotifyIcon(NIM_ADD, &g_nid); | |
| } break; | |
| case WM_COMMAND: | |
| switch (LOWORD(wParam)) { | |
| case 1000: | |
| ::Shell_NotifyIcon(NIM_DELETE, &g_nid); | |
| ::DestroyMenu(g_hMenu); | |
| g_hMenu = NULL; | |
| ::PostQuitMessage(0); | |
| break; | |
| } | |
| break; | |
| case kNotifyTrayIcon: | |
| if (wParam == 1010) { | |
| switch (lParam) { | |
| case WM_RBUTTONDOWN: { | |
| POINT pt; | |
| ::GetCursorPos(&pt); | |
| ::SetForegroundWindow(hWnd); | |
| ::TrackPopupMenu(g_hMenu, TPM_LEFTALIGN | TPM_BOTTOMALIGN, | |
| (int)pt.x, (int)pt.y, 0, hWnd, 0); | |
| break; | |
| } | |
| default: | |
| break; | |
| } | |
| } | |
| break; | |
| case WM_DESTROY: | |
| break; | |
| case WM_CLOSE: | |
| break; | |
| case WM_QUIT: | |
| break; | |
| default: | |
| return ::DefWindowProc(hWnd, uMsg, wParam, lParam); | |
| } | |
| return 0; | |
| } | |
| int main(int argc, char** argv) { | |
| WNDCLASS wndClass = {0, WindowProc, 0, 0, hInstance, 0, 0, 0, 0, CLS_NAME}; | |
| ::RegisterClass(&wndClass); | |
| HWND hWnd = ::CreateWindow(CLS_NAME, WND_NAME, 0, 0, 0, 0, 0, 0, 0, hInstance, 0); | |
| MSG msg; | |
| while (::GetMessage(&msg, 0, 0, 0)) { | |
| ::TranslateMessage(&msg); | |
| ::DispatchMessage(&msg); | |
| } | |
| } |
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