系统特殊窗口句柄

桌面图标窗口句柄   = FindWindow("Progman", vbNullString)
桌面图标窗口句柄   = FindWindowEx(FindWindow("Progman", vbNullString), 0, "ShellDll_DefView", vbNullString)
任务栏窗口句柄窗口句柄 = FindWindow("Shell_TrayWnd", vbNullString)
任务栏开始按钮窗口句柄 = FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "Button", vbNullString)
任务栏托盘通知窗口句柄 = FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "TrayNotifyWnd", vbNullString)
任务栏工具栏窗口句柄 = FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "ReBarWindow32", vbNullString)
任务栏程序按钮窗口句柄 = FindWindowEx(FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "ReBarWindow32", vbNullString), 0, "MSTaskSwWClass", vbNullString)
任务栏时钟窗口句柄   = FindWindowEx(FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "TrayNotifyWnd", vbNullString), 0, "TrayClockWClass", vbNullString)
任务栏快速启动窗口句柄 = FindWindowEx(FindWindowEx(FindWindow("Shell_TrayWnd", vbNullString), 0, "ReBarWindow32", vbNullString), 0, "ToolbarWindow32", vbNullString)