当前位置: 首页 > 图文教程 > 网络编程 > ASP.NET > 关于用VB做更漂亮的窗体的思考

ASP.NET
.net数据库连接池配置技巧(默认值)
.NET 数据库连接池
asp.net sqlconnection con.close和con.dispose区别
ASP.NET 多次提交的解决办法
ASP.NET 多次提交的解决办法2
firebird Embedded模式(.net 3.5)
js 父页中的单选按钮取值
js控制.net验证控件是否可用。
ASP.NET AJAX时用alert弹出对话框
aspx 中文汉字显示为乱码
C# 小数位数保留的方法集锦
C# Math.Round()函数问题
C# ToString格式大全
ASP.net Forms验证Demo
asp.net 文章内容分页显示的代码
asp.net两级联动(包含添加和修改)
TreeView创建IHierarchicalDataSource类型的数据源实现
ASP.NET输出PNG图片时出现GDI+一般性错误的解决方法
Ajax.net 显示错误信息的设置
asp.net ListView 数据绑定

ASP.NET 中的 关于用VB做更漂亮的窗体的思考


出处:互联网   整理: 软晨网(RuanChen.com)   发布: 2009-08-14   浏览: 206 ::
收藏到网摘: n/a

首先申明:以下纯属个人观点!

近来VB版中有一部分人问关于界面的美化问题.其实作为一个菜鸟.我也无法提供很专业的代码给大家.想必大家对如下代码应该很熟悉吧!

以下为引用的内容:
Private Declare Function GetWindowLong Lib "user32" Alias "GetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long) As Long
Private Declare Function SetWindowLong Lib "user32" Alias "SetWindowLongA" (ByVal hwnd As Long, ByVal nIndex As Long, ByVal dwNewLong As Long) As Long
Private Declare Function SetLayeredWindowAttributes Lib "user32" (ByVal hwnd As Long, ByVal crKey As Long, ByVal bAlpha As Byte, ByVal dwFlags As Long) As Long
Private Const WS_EX_LAYERED = &H80000
Private Const GWL_EXSTYLE = (-20)
Private Const LWA_ALPHA = &H2
Private Const LWA_COLORKEY = &H1
Private Declare Function ReleaseCapture Lib "user32" () As Long
Private Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long
Private Const WM_NCLBUTTONDOWN = &HA1
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
--------------------------------------------Private Sub Form_Load()
Me.BackColor = &HFF0000
Dim rtn As Long
BorderStyler = 0
rtn = GetWindowLong(hwnd, GWL_EXSTYLE)
rtn = rtn Or WS_EX_LAYERED
SetWindowLong hwnd, GWL_EXSTYLE, rtn
SetLayeredWindowAttributes hwnd, &HFF0000, 0, LWA_COLORKEY
End Sub

--------------------------------------------

Private Sub Form_MouseDown(Button As Integer, Shift As Integer, X As Single, Y As Single)
ReleaseCapture
SendMessage Me.hwnd, WM_NCLBUTTONDOWN, 2, 0

End Sub


这是美化窗体的时候很好的办法,比用编程语句描述一个特殊形状的窗体要简单的多,只要选自己合意的图片即可!

我们都知道象PICTUREBOX,COMBOX,菜单,等等其实都是窗体.由此可以推出我们可以用替换法将其替换.当然这是我的设想了;毕竟我不是高手.

举个例子:

我想做一个图形化的按纽.那么我们可以用IMAGE来摸拟.用IMAGELIST放三张图片用来表示MOUSE_ON,MOUSE_DOWN,MOUSE_UP.当然如果你要求高一点可以用API来弥补其中的不足,使之更完善.

当然象CHECKBOX,OPTIONS用IMAGE来模拟都足足有余.-------------

只要设一个全局变量为BOOLEAN就行了.它们只要两张图片就够了.自己画还是引用 就随你便了.

好了例子也举完了.总结一下:

我想说的就是其实做界面并不是技术高才能做的.转个圈其实用一些简单的方法也可以解决的.

只要大家敢想什么都会变成现实!
希望我也能抛砖引玉啊,当然前提是老大们能用啊!