richtextbox

First: Richtextbox1.scrollbars = richtextboxscrollbars. None;RichTextBox. contentsresized + = new contentsresizedeventhandler (richtextbox_contentsresized ); Private void richtextbox+contentsresized (Object sender, contentsresizedeventargs E){Richtextbox1.height = E. newrectangle. height + 10; } Second: 1. Call the following method first: [Dllimport ("user32.dll", entrypoint = "sendmessagea")]Private Stat

In practical applications, we often encounter the situation of printing text boxes. Self-wrapping is a primary problem that must be solved. At first, I didn't quite understand the measurestring function and took a lot of detours, the regular expression is used for single-word matching, and the execution efficiency is low and the effect is not ideal.Later, I posted a post to solve the problem, and I was familiar with it. So I wrote the code for later users to study.'==============================

Inserting images into a RichTextBox Control (the OLE way) Insert an OLE object in the richtext Control A Windows Forms based text editor with HTML outputText Editor, which can be directly output into HTML Format A user-searchable Textbox, RichTextBox, listview, and Treeview in C # Search Text in Textbox, RichTextBox, ListBox, and Treeview Insert plain text

A problem on csdn, Http://community.csdn.net/Expert/topic/4345/4345733.xml? Temp =. 4753534. The online discussion is as follows, Jfo's coding: Whidbey help for multithreading woes: checkforillegalcrossthreadcils A somewhat common programming error is to directly call back onto a piece of UI when you're on the wrong thread. Consider this seemingly innocuous piece of code: System. Timers. Timer T = new system. Timers. Timer ();Public form1 (){Initializecomponent ();T. elapsed + = new system. Tim

A few days ago, I was working on a Windows form. Program The RichTextBox Control is used. I don't know why. There is no drag-and-drop event in the event list of the RichTextBox Control attribute. After a long time, I found a solution. The original RichTextBox Control "drag-and-drop event" passed Code Add. // Add drag and drop events to

Example validation is as follows: Copy Code code as follows: private void Highlight (string to find string) { First find the starting position where you want to find the string int start position =richtextbox phrase display. Find (to search for strings); Judge if you find it, if you can't find it, then the start position is-1 If (start position >=0) { RichTextBox phrase display. SelectionSt

C # RichTextBox automatically scrolls to the last cursor until the last line is automatically displayedprivate void Richtextbox1_textchanged (object sender, EventArgs e){Richtextbox1.selectionstart = Richtextbox1.textlength;//Scrolls the contents of the control to the current caret position.Richtextbox1.scrolltocaret (); Caret meaning: caret; insert symbol; (^)}Other:rtxt.AppendText(message+"\n");rtxt.Select(rtxt.Text.Length, 0);rtxt.ScrollToCaret();C

Ah ~~~ RichTextBox again Zhou yinhui Isn't the damn [WPF] RichTextBox used for release without being tested? We have encountered many holes in RichTextBox before. Today's things are like this: 1. You can download a Microsoft official demo of RichTextBox in msdn to reproduce this problem, or download it here.

There are two ways to implement the menu function: First:Send a key to the applicationProgram. First, focus on the current active RichTextBox, and then send a shortcut command to implement the operation function. Richtextbox1.focus (); sendkeys. send ("^ A"); // select all sendkeys. send ("^ C"); // copy sendkeys. send ("^ X"); // cut sendkeys. send ("^ V"); // Paste Method 2: using commands to operate the clipboard // copy the clipboard. se

. GetType ());Log. Info ("test");D: Run the program, you can find the file Log-file.txt in the. exe program's sibling directory, and the content is text.So far, the simple use of log4net has been OK. 2: Expand Log4net, let the log output to the place we want, in fact, log4net with a lot of output to different places of appender, but I need here, the system or default does not meet me, I want to let the log displayed in the RichTextBox, the following s

Any organization must create and edit documents. Therefore, document creation, editing, and conversion are required in the Organization's information system. Generally, you can use the RichTextBox provided by Visual Studio to edit a document. RichTextBox is a very small and exquisite text editing control that allows users to enter and edit text, while providing more advanced format control than ordinary Tex

C # RichTextBox in Visual Studio 2005 saves the file in the RTF Format Savefiledialog savefile1 = new savefiledialog ();// Initialize the savefiledialog to specify the RTF extention for the file.Savefile1.defaultext = "*. rtf ";Savefile1.filter = "RTF files | *. rtf "; // Determine whether the user selected a file name from the savefiledialog.If (savefile1.showdialog () = system. Windows. Forms. dialogresult. OK amp Savefile1.filename. length> 0){//

Code highlighting produced by Actipro CodeHighlighter (freeware)http://www.CodeHighlighter.com/-->Using system; Using system. Windows. forms; Using system. runtime. interopservices; Namespace windowsapplication1{Public partial class form1: Form{[Dllimport ("user32.dll")]Static extern bool createcaret (intptr hwnd, intptr hbitmap, int nwidth, int nheight ); [Dllimport ("user32.dll")]Static extern bool showcaret (intptr hwnd ); Public form1 (){Initializecomponent ();Richtextbox1.gotfocus + = new

Label: C # RichTextBox contextmenutrip Note: (1) Name: RichTextBox-> rtxt1 Contextmenutrip-> cms1 (2 ): (3) complete code: Right-click RichTextBox to display contextmenutrip

Description1. Background code add test data2. Using the Richtextbox.scrolltoverticaloffset () method, scroll the position of the scroll bar vertically3. Use the timer DispatcherTimer to modify the page display data4. Calculate your own processing, the height of the position has been scrolledXAML Code:Grid> grid.columndefinitions> ColumnDefinitionWidth= "205*"/> ColumnDefinitionWidth= "87*"/> grid.columndefinitions> Buttonx:name= "button"Content= "Start Playback"HorizontalA

"About font formatting" Set is the color of the first character, when the RichTextBox Rich text records the color of position 0, reset text, the position in RTF from position 0 start, so the color is color.red, the third time should be the same richTextBox1.Text = "123"; richTextBox1.Select(0, 1); richTextBox1.SelectionColor = Color.Red; richTextBox1.Clear();//清除文本，包括样式 //或richTextBox1.Text=""; richTextBox1.Text = "abc"; richTextBox1.Text = "efg";

Write the contents of the RichTextBox directly to the database:private void Button1_Click (object sender, EventArgs e){System.IO.MemoryStream mstream = new System.IO.MemoryStream ();This.richTextBox1.SaveFile (Mstream, Richtextboxstreamtype.richtext);Change the flow to an arraybyte[] Bwrite = Mstream. ToArray ();Write an array to the databaseSystem.data.sqlclient.sqlparameter[] Pram ={Sqlhelper.makeinparam ("@XX", System.Data.SqlDbType.Image)};Pram[0]

The instance verification is as follows:Copy codeThe Code is as follows:Private void highlighted (string to search for strings){// First locate the start position of the string to be searchedInt start position = richTextBox phrase display. Find (to search for strings );// Determine whether to find it. If not, the start position is-1.If (start position> = 0){RichTextBox phrase display. SelectionStart = start

During this period about two years ago, the project encountered a problem: VS2005 and WinForm, and RichTextBox was required to automatically adjust the height according to the content. At that time, I failed to solve the problem by using various methods. I tried this function several times later. This feature has become a heart disease for me. This section uses Silverlight, then learns WPF, and tries to use RichTe