introduce
Key technology, API function Shell_NotifyIcon , please check msdn for details
The main code implemented
#define MY_TRAY_ICON_ID (1)
/
//其他代码：略
BEGIN_MESSAGE_MAP(CTestShowTrayDlg, CDialogEx)
//...
ON_MESSAGE(WM_MY_TRAY_ICON, &CTestShowTrayDlg::OnMessageTrayIcon)
/
END_MESSAGE_MAP()
void CTestShowTrayDlg::ShowTrayIcon()
{
NOTIFYICONDATA nid = {
0 };
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = this->m_hWnd;
nid.uID = MY_TRAY_ICON_ID;
nid.uFlags = NIF_ICON | NIF_MESSAGE | NIF_TIP;
nid.uCallbackMessage = WM_MY_TRAY_ICON; //托盘图标中消息回调，如鼠标左键、右键等等
nid.hIcon = m_hIcon;
_tcscpy_s(nid.szTip, _T("测试托盘显示图标"));
Shell_NotifyIcon(NIM_ADD, &nid); //在托盘区添加图标
}
void CTestShowTrayDlg::DelTrayIcon()
{
NOTIFYICONDATA nid = {
0 };
nid.cbSize = sizeof(NOTIFYICONDATA);
nid.hWnd = this->m_hWnd;
nid.uID = MY_TRAY_ICON_ID;
Shell_NotifyIcon(NIM_DELETE, &nid); //在托盘区移除图标
}
LRESULT CTestShowTrayDlg::OnMessageTrayIcon(WPARAM wParam, LPARAM lParam)
{
if (wParam != MY_TRAY_ICON_ID)//wParam传入nid.uID
{
return TRUE;
}
switch (lParam)
{
case WM_LBUTTONUP:
case WM_LBUTTONDBLCLK:
{
OnMenuShowWindow();
break;
}
case WM_RBUTTONUP://右键起来时弹出快捷菜单，这里只有一个“关闭”
{
CPoint ptCursor;
::GetCursorPos(&ptCursor);
//从资源中加载菜单
CMenu mTrayMenu;
mTrayMenu.LoadMenu(MAKEINTRESOURCE(IDR_MENU_TRAY));
CMenu* pMenu = mTrayMenu.GetSubMenu(0);
if (pMenu) pMenu->TrackPopupMenu(TPM_LEFTALIGN, ptCursor.x, ptCursor.y, this);
mTrayMenu.DestroyMenu(); //资源回收
break;
}
}
return TRUE;
}
//显示主界面
void CTestShowTrayDlg::OnMenuShowWindow()
{
this->ShowWindow(SW_SHOWNORMAL);
this->SetForegroundWindow();
this->SetActiveWindow();
}
//退出
void CTestShowTrayDlg::OnMenuExit()
{
DelTrayIcon();
CDialogEx::OnCancel();
}
void CTestShowTrayDlg::OnOK()
{
// TODO: 在此添加专用代码和/或调用基类
//屏蔽ESC/Enter
//CDialogEx::OnOK();
}
void CTestShowTrayDlg::OnCancel()
{
this->ShowWindow(SW_HIDE);
//屏蔽ESC/Enter
//CDialogEx::OnCancel();
}