原文:WPF中获取TreeView以及ListView获取其本身滚动条的方法,可实现自行调节scoll滚动的位置(可相应获取任何控件中的内部滚动条) 对于TreeView而言: TreeViewAutomationPeer lvap = new TreeViewAutomationPeer(treeView); var svap = lvap.GetPattern(PatternInterface.Scroll) as ScrollViewerAutomationPeer; var scroll
1.TreeView选择事件执行两次 Very often, we need to execute some code in SelectedItemChanged depending on the selected TreeViewItem. ButSelectedItemChanged is called twice. This is due to stealing focus from the main window, which is screwing something up. Wha
在360百科.知乎上经常会遇见禁止复制文本的情形,这能挡住一部分人复制,却挡不住程序员的复制. HTML都给我了,难道一小段文本我都拿不下来吗? F12打开控制台,然后选中文本,在控制台下粘贴以下代码,选中文本就自动跑到剪贴板上去了. /*获取选中的文字*/ sel = function () { if (window.getSelection) { return window.getSelection().toString(); } else if (document.getSelection
treeview.nodes是获取下一级所有子节点,但是如果是多层的话,就不能,想个法子来获取所有的节点(含节点的子节点),想了想 还是替归算法比较方便,如是有了下面的代码 public static List<TreeNode> getAllNodes(TreeNodeCollection node) { List<TreeNode> lst = new List<TreeNode>(); foreach (TreeNode n in node) { if (!lst
function TForm1.GetSendText(RichEdit: TExRichEdit): string;var MsgListInfo: TStrings; i, m, n: integer; x, y: LongInt; WideStr: WideString;begin Result := ''; MsgListInfo := RichEdit.Lines; Y := SendMessage(RichEdit.Handle, EM_LINEFROMCHAR,