如何让一个VB窗口总是处于各窗口的最上层
代码如下:
Private Declare Function SetWindowPos Lib "user32" (ByVal hwnd As
Long, ByVal hWndInsertAfter As Long,& _
ByVal X As Long, ByVal Y As
Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) As Long & _
Const HWND_TOPMOST = -1
Private Sub Form_Load()
SetWindowPos Me.hwnd,HWND_TOPMOST,Me.Left/Screen.TwipsPerPixelX,
_
Me.Top\Screen.TwipsPerPixelY,Me.Width\Screen.TwipsPerPixelX,
_
Form1.Height \ Screen.TwipsPerPixelY, 0
End Sub
相关文档：
Private Declare Function URLDownloadToFile Lib "urlmon" Alias "URLDownloadToFileA" (ByVal pCaller As Long, ByVal szURL As String, ByVal szFileName As String, ByVal dwReserved As Long, ByVal lpfnCB As Long) As Long
Private Sub Command1_Click()
Dim Url As String, Filepath As String
Url = "h ......
http://social.msdn.microsoft.com/Forums/zh-TW/232/thread/5b0e0eb7-9cd7-420a-9f56-e588154174ba
http://www.mndsoft.com/blog/article.asp?id=903
http://topic.csdn.net/t/20051015/14/4328396.html
VB是常用的应用软件开发工具之一，由于VB的报表功能有限，而且一但报表格式发生变化，就得相应修改程序� ......
VERSION 5.00
Begin VB.Form Form2
AutoRedraw = -1 'True
Caption = "计算界面"
ClientHeight = 4905
ClientLe ......
全屏
Private Sub Form_Load()
Me.Width = Screen.Width
Me.Height = Screen.Height
Me.WindowState = 2
End Sub
置顶
1.在VB的通用代码里写入API声明
Private Declare Function SetWindowPos& Lib "user32" (ByVal hwnd As Long, _
&n ......
MSComm控件提供了两种处理通信的方式：一种为事件驱动方式，该方式相当于一般程序设计中的中断方式。当串口发生事件或错误时，MSComm控件会产生OnComm事件，用户程序可以捕获该事件进行相应处理。本文的两个例子均采用该方式。另一种为查询方式，在用户程序中设计定时或不定时查询 MSComm控件的某些属性是否发生变化，从而� ......
