请各位高手帮本大菜鸟讲解此段代码的意思,拜谢!

explay

Option Explicit

Private Type NOTIFYICONDATA
    cbSize As Long
    hWnd As Long
    uId As Long
    uFlags As Long
    ucallbackMessage As Long
    hIcon As Long
    szTip As String * 64
End Type

Private Const NIM_ADD = &H0
Private Const NIM_MODIFY = &H1
Private Const NIM_DELETE = &H2
Private Const WM_MOUSEMOVE = &H200
Private Const NIF_MESSAGE = &H1
Private Const NIF_ICON = &H2
Private Const NIF_TIP = &H4

yinxiaodan

系统托盘程序
Public Type NOTIFYICONDATA
cdSize As Long 'NOTIFYICONDATA类型的大小
hwnd As Long '你的应用程序窗体的名柄
uId As Long '应用程序图标资源的ID号
uFlags As Long '使那些参数有效它是以下枚举类型中的NIF_MESSAGE、NIF_ICON、NIF_TIP三组的组合
uCallbackMessage As Long '鼠标移动时把此消息发给该图标的窗体
hIcon As Long '图标名柄
szTip As String * 64 '当鼠标在图标上时显示的Tip文本
End Type
Private Const NIM_ADD = &H0'加图标
Private Const NIM_MODIFY = &H1'修改图标
Private Const NIM_DELETE = &H2'删除图标
Private Const WM_MOUSEMOVE = &H200'使鼠标移动消息有效
Private Const NIF_MESSAGE = &H1'使类型"NOTIFYICONDATA"中的uCallbackMessage有效
Private Const NIF_ICON = &H2使hIcon有效
Private Const NIF_TIP = &H4''使类型"NOTIFYICONDATA"中的szTip有效

Miu

补充：Option Explicit是强制声明所需要的变量。

sandy_zc_1

这些都是系统API声明，和语法没有关系，相关资料MSDN里很多。