vc win32 托盤 例子

#include <windows.h>

#define IDR_PAUSE 12

#define IDR_START 13

LPCTSTR szAppName = TEXT("服務程式");

LPCTSTR szWndName = TEXT("服務程式");

HMENU hmenu;//菜單句柄

LRESULT CALLBACK WndProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)

{

NOTIFYICONDATA nid;

UINT WM_TASKBARCREATED;

POINT pt;//用于接收滑鼠坐标

int xx;//用于接收菜單選項傳回值

// 不要修改TaskbarCreated，這是系統工作列自定義的消息

WM_TASKBARCREATED = RegisterWindowMessage(TEXT("TaskbarCreated"));

switch (message)

{

case WM_CREATE://視窗建立時候的消息.

   nid.cbSize = sizeof(nid);

   nid.hWnd = hwnd;

   nid.uID = 0;

   nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;

   nid.uCallbackMessage = WM_USER;

   nid.hIcon = LoadIcon(NULL, IDI_APPLICATION);

   lstrcpy(nid.szTip, szAppName);

   Shell_NotifyIcon(NIM_ADD, &nid);

   hmenu=CreatePopupMenu();//生成菜單

   AppendMenu(hmenu,MF_STRING,IDR_PAUSE,"暫停服務");//為菜單添加兩個選項

   AppendMenu(hmenu,MF_STRING,IDR_START,"恢複服務");

   break;

case WM_USER://連續使用該程式時候的消息.

   if (lParam == WM_LBUTTONDOWN)

    MessageBox(hwnd, TEXT("Win32 API 實作系統托盤程式,輕按兩下托盤可以退出!"), szAppName, MB_OK);

   if (lParam == WM_LBUTTONDBLCLK)//輕按兩下托盤的消息,退出.

    SendMessage(hwnd, WM_CLOSE, wParam, lParam);

  if (lParam == WM_RBUTTONDOWN)

  {

  GetCursorPos(&pt);//取滑鼠坐标

  ::SetForegroundWindow(hwnd);//解決在菜單外單擊左鍵菜單不消失的問題

  EnableMenuItem(hmenu,IDR_PAUSE,MF_GRAYED);//讓菜單中的某一項變灰

     xx=TrackPopupMenu(hmenu,TPM_RETURNCMD,pt.x,pt.y,NULL,hwnd,NULL);//顯示菜單并擷取選項ID

  if(xx==IDR_PAUSE) MessageBox(hwnd, TEXT("111"), szAppName, MB_OK);

  if(xx==IDR_START) MessageBox(hwnd, TEXT("222"), szAppName, MB_OK);

  if(xx==0) PostMessage(hwnd,WM_LBUTTONDOWN,NULL,NULL);

    //MessageBox(hwnd, TEXT("右鍵"), szAppName, MB_OK);

  }

   break;

case WM_DESTROY://視窗銷毀時候的消息.

   Shell_NotifyIcon(NIM_DELETE, &nid);

   PostQuitMessage(0);

   break;

default:

   if (message == WM_TASKBARCREATED)

    SendMessage(hwnd, WM_CREATE, wParam, lParam);

   break;

}

return DefWindowProc(hwnd, message, wParam, lParam);

}

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,

       LPSTR szCmdLine, int iCmdShow)

{

HWND hwnd;

MSG msg;

WNDCLASS wndclass;

HWND handle = FindWindow(NULL, szWndName);

if (handle != NULL)

{

   MessageBox(NULL, TEXT("Application is already running"), szAppName, MB_ICONERROR);

   return 0;

}

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);

wndclass.lpszMenuName = NULL;

wndclass.lpszClassName = szAppName;

if (!RegisterClass(&wndclass))

{

   MessageBox(NULL, TEXT("This program requires Windows NT!"), szAppName, MB_ICONERROR);

   return 0;

}

// 此處使用WS_EX_TOOLWINDOW 屬性來隐藏顯示在工作列上的視窗程式按鈕

hwnd = CreateWindowEx(WS_EX_TOOLWINDOW,

   szAppName, szWndName,

   WS_POPUP,

   CW_USEDEFAULT,

   CW_USEDEFAULT,

   CW_USEDEFAULT,

   CW_USEDEFAULT,

   NULL, NULL, hInstance, NULL);

ShowWindow(hwnd, iCmdShow);

UpdateWindow(hwnd);

while (GetMessage(&msg, NULL, 0, 0))

{

   TranslateMessage(&msg);

   DispatchMessage(&msg);

}

return msg.wParam;

}