改变 TreeView 的背景 Private Declare Function SendMessage Lib "User32" Alias "SendMessageA" (ByVal hWnd As Long, ByVal wMsg As Long, ByVal wParam As Long, lParam As Long) As Long Private Declare Function GetWindowLong Lib "User32&qu
来源:http://lcx.cc/?i=494 ListView控件 在工具箱上击鼠标右键,选择快捷菜单的Components(部件)项,在控件列表中选择Microsoft Windows Common Controls 5.0控件(Comctl32.ocx),这个控件中包括ListView.TreeView等几个Windows 95特有的控件. 如果使用的是Visual Basic 6.0,则应该选择Microsoft Windows Common Controls 6.0控件. 将 Colu
有问题 //ListBox选中的项目移动到第1位 Listbox1.Items.Move(ListBox1.ItemIndex,0); //ListView选中的项目移动到第1位 procedure TForm1.Button5Click(Sender: TObject);var sel:String;begin with ListView1 do begin sel:=Selected.Caption; Items.In
SendMessage函数的常用消息及其应用(有点长,希望能对大家有所帮助)函数原型: Declare Function SendMessage Lib "user32" Alias "SendMessageA" (ByVal hwnd As Long, _ByVal wMsg As Long, ByVal wParam As Long, lParam As Any) As Long 其中四个参数的含义和说明如下: 1.hWnd: 对象的句柄.希望将消息传送给哪个对
开发环境基于VSTO:visual studio 2010,VB .Net,excel 2007,文档级别的定制程序. 需求是在sheet的左侧停靠System.Windows.Forms.TreeView控件,实现类似资源浏览器的效果,另外,tree节点使用自定义的图标,支持复选框. 首先准备好树节点的图标,使用visual studio 2010自带的图标可以省去很多麻烦(在安装目录\Common7\VS2010ImageLibrary).我挑选了4个16x16大小的图标拷贝到vsto工程下
Introduction Whilst JSON is a compact and easy to read cross-language storage and data exchange format, the flexibility that it offers sometimes requires some custom handling to parse the data. If you are not familiar with JSON, then here is a defini