Windows UI - TrayIcon Dialog

最新推荐文章于 2023-02-12 15:16:09 发布

SGYHMSLY

最新推荐文章于 2023-02-12 15:16:09 发布

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文章标签： dialog windows ui null callback shell

本文链接：https://blog.youkuaiyun.com/SGYHMSLY/article/details/1588875

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// TrayIcon.cpp : Defines the entry point for the application.
//

#include "stdafx.h"
#include "TrayIcon.h"
#include "shellapi.h"
#define MAX_LOADSTRING 100
#define WM_TASKBAR WM_APP + 1000

HINSTANCE hInst; // current instance
HWND mainForm; // Main Window Handle

BOOL CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
void AddIcon();
void DeleteIcon();
void RestoreWindow();
void HideWindow();
enum WindowStatus
{
WFormal,
WTrayIcon
};

WindowStatus wStatus = WFormal;
int APIENTRY _tWinMain(HINSTANCE hInstance,
        HINSTANCE hPrevInstance,
        LPTSTR    lpCmdLine,
        int       nCmdShow)
{
UNREFERENCED_PARAMETER(hPrevInstance);
UNREFERENCED_PARAMETER(lpCmdLine);

// TODO: Place code here.

// First Fill Our Global Instance.
hInst = hInstance;
::DialogBoxParam(hInstance, (LPCWSTR)IDD_MainDlg, NULL,WndProc, NULL);
::ExitProcess(0);
return 1;
}

BOOL CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{

static HMENU hMenu ;
switch (message)
{
case WM_INITDIALOG:
  mainForm =hWnd;
  HWND hIcon;
  hIcon = (HWND)::LoadIcon(hInst, NULL);
  if (hIcon)
  {
   ::SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM) (HICON)hIcon);
  }
  hMenu = LoadMenu (hInst, (LPCWSTR)IDC_TRAYICON) ;
  hMenu = GetSubMenu (hMenu, 0) ;

break;

case WM_COMMAND:
  if (wParam == IDHIDE)
  {
   //::SendMessage(hWnd, WM_TASKBAR, NULL, NULL);
   HideWindow();

  }
  else if (wParam == IDM_RESTORE)
  {
   RestoreWindow();
  }
  else if ((wParam == IDM_EXIT)||(wParam == IDCANCEL))
  {

   if (wStatus == WTrayIcon)
   {
    DeleteIcon();

   }
   ::EndDialog(hWnd, NULL);
  }
  break;
case WM_TASKBAR:

  if (lParam == WM_RBUTTONUP)
  {
   // If In TrayIcon Status Let's Pop Up Menu.
   //::SetForegroundWindow(hWnd);
   if (wStatus == WTrayIcon)
   {
    POINT        point ;
    GetCursorPos(&point);
    TrackPopupMenu (hMenu, TPM_RIGHTBUTTON, point.x, point.y,
     0, hWnd, NULL) ;

   }
  }
  else if ((lParam == WM_LBUTTONDOWN)||(lParam == WM_LBUTTONDBLCLK))
  {
   // Let's Active Main Window Again.
   RestoreWindow();

  }

  break;
default:
  return FALSE;
}

//::InvalidateRect(hWnd, NULL, TRUE);
return TRUE;
}

void AddIcon()
{
HICON hTrayIcon = LoadIcon(hInst, (LPCWSTR)IDI_CUS);
BOOL bSucess =FALSE;
if (hTrayIcon)
{
  NOTIFYICONDATA tnid;
  tnid.cbSize = sizeof(NOTIFYICONDATA);
  tnid.hWnd = mainForm;
  tnid.uID = IDI_CUS;
  tnid.uFlags = NIF_ICON|NIF_MESSAGE|NIF_TIP;
  tnid.uCallbackMessage = WM_TASKBAR;
  tnid.hIcon = hTrayIcon;
  TCHAR tstring[] = TEXT("I am TryIcon");
  //lstrcpyn(tnid.szTip,tstring,sizeof(tstring));
  int size = sizeof(tnid.szTip);
  lstrcpyn(tnid.szTip,tstring,sizeof(tnid.szTip)/2);

bSucess = Shell_NotifyIcon(NIM_ADD, &tnid);

}
wStatus = bSucess?WTrayIcon:WFormal;
}

void DeleteIcon()
{
BOOL bSucess =FALSE;
NOTIFYICONDATA tnid;
tnid.cbSize = sizeof(NOTIFYICONDATA);
tnid.hWnd = mainForm;
tnid.uID = IDI_CUS;
bSucess = Shell_NotifyIcon(NIM_DELETE, &tnid);
wStatus = WFormal;

}

void HideWindow()
{
if (wStatus == WFormal)
{
ShowWindow(mainForm, SW_HIDE);
AddIcon();
}
}
void RestoreWindow()
{
wStatus = WFormal;
ShowWindow(mainForm, SW_RESTORE);
::SetForegroundWindow(mainForm);
DeleteIcon();
}