richtextbox

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Design and Implementation of ccgui for cocos2d-x (2) Implementation of RichTextBox (support for multi-color, expression, hyperlink)

The Cocos2d-x provides the basic cclabelttf for text painting, the underlying implementation process of the text is like this, string first use local API to convert to ccimage, this step depends on the platform interface, then, it is converted from ccimage to cctexture2d texture for text rendering. So how can we implement a RichTextBox through the cclabelttf and other font classes and support multiple colors, line breaks, emotices (images), and hyperl

RichTextBox with row number

News introduction:Editorcontrol is a usercontrol that contains two controls: A RichTextBox (which can be used to display row numbers, such as labels) on the left, and a component -- editorgrid1 inherited from RichTextBox on the right. Key words: Editorcontrol is a usercontrol that contains two controls: A RichTextBox (which can be used to display row numbers, suc

Add images to the RichTextBox Control

Using System;Using System. Collections. Specialized;Using System. Drawing;Using System. Drawing. Imaging;Using System. IO;Using System. Runtime. InteropServices;Using System. Text;Using System. Windows. Forms; Namespace Khendys. Controls { # Region Public Enums // Enum for possible RTF colorsPublic enum RtfColor {Black, Maroon, Green, Olive, Navy, Purple, Teal, Gray, Silver,Red, Lime, Yellow, Blue, Fuchsia, Aqua, White} # Endregion Public class ExRichTextBox: System. Windows. Forms.

VB: how to set the row spacing of RichTextBox

As several patches of VB6 exit, RichTextBox is quietly changing and supports richedit2.0. Therefore, we can set the dylinespacing Member of the structure paraformat2 and use the paraformat2 struct as the lparam parameter, to send the em_setparaformat message to RichTextBox, You can implement our requirements. The specific code is as follows:Option explicit Private declare function sendmessage lib "USER32"

Windows Phone uses RichTextBox to navigate to an external URL.

RichTextBox is familiar to everyone. You can use hyperlink to add hyperlinks. The following code implements hyperlinks. Displaying text with However, in Windows Phone, if the link is an external URL, the navigation fails, because webbrowsertask must be used to start the browser in Windows Phone. Okay, so let's modify and use webbrowsertask. Some people may say this is a good option to enable a webbrowsertask In the click event of hyp

Setting indents, hanging indents, and bulleted paragraphs with the Windows Forms RichTextBox Control

lines in the same paragraph. The value ofSelectionhangingindentProperty only applies to lines in a paragraph that have wrapped below the first line. SetSelectionrightindentProperty to an integer representing the distance in pixels between the right edge of the control and the right edge of the text. ' Visual Basic RichTextBox1.SelectionIndent = 8 RichTextBox1.SelectionHangingIndent = 3 RichTextBox1.SelectionRightIndent = 12 // C# richTextBox1.SelectionIndent = 8; richTextBo

WinForm RichTextBox keyword turns red

private void Hilightrichtext (RichTextBox control, String hilightstring){int nselectstart = control. SelectionStart;int nselectlength = control. SelectionLength;int nIndex = 0;while (NIndex {NIndex = control. Find (hilightstring, NIndex, Richtextboxfinds.wholeword); Entire Document Lookupif (NIndex {Break}Control. Select (NIndex, hilightstring.length); Select textControl. SelectionColor = color.red;NIndex + = Hilightstring.length;}Control. Select (Nse

How does WPF RichTextBox flowdocment implement automatic paging? Two

Use the OPENXML SDK to read content by page:The following content uses wpf+richtextbox+flowdocment display, the test document total 3 pages of content, the picture shows is obtains the first page content, after enclosing the code, as follows:1 /// 2 ///load Word by page3 /// 4 /// 5 /// 6 /// 7 Public Static voidLOADWORDML ( ThisFlowDocument Flowdoc,stringFileNameintpage)8 {9XElement WordDoc =NU

WinForm C # RichTextBox saved as txt text document

WinForm C # RichTextBox saved as txt text document private void Btn_save_click (object sender, EventArgs e){if (This.richTextBox1.Text = "")ReturnSavefiledialog1.defaultext = "txt";Savefiledialog1.filter = "Text files (*.txt) |*.txt| All Files (*.*) |*.* ";if (this.saveFileDialog1.ShowDialog () = = DialogResult.Cancel)Returnstring FileName = This.saveFileDialog1.FileName;if (savefiledialog1.showdialog () = = DialogResult.OK filename.length > 0){Sav

Coding problems with StreamWriter () in RichTextBox in C #

stream| Code | problem Problem Description: WIN2000SP4 Chinese, vs2005 English, oracle9i. In the program, there is a RichTextBox, to display the SQL statements of the database, use StreamWriter () to write the contents of RichTextBox into a text file, but if the SQL statement contains Chinese, there will be garbled. Reason for error: Constructor StreamWriter (String), by default, UTF-8 encoding to cr

Used to record log information in the RichTextBox Control

Using System; Using System. Collections. Generic; Using System. text; Using System. drawing; Using System. Windows. forms; NamespaceSPD. ERP. Common{PublicClassWritelog{PublicDelegateVoidLogappenddelegate (color,StringText );RichTextBox richtextboxremote; /// /// The constructor transmits an instance of the RichTextBox Control. /// /// Public Writelog (

Textbox and RichTextBox

) sender; // If the text is empty we set the background color of // Textbox to red to indicate a problem. We use the tag Value // Of the control to indicate if the control contains valid // Information. If (Tb. Text. Length = 0) { TB. backcolor = color. Red; TB. Tag = false; } Else { TB. backcolor = system. Drawing. systemcolors. window; TB. Tag = true; } } RichTextBox allows you to format the text content, such as bo

Question about the Template Style of WPF RichTextBox

In the actual design of the project, the UI rendering of RichTextBox needs to be changed. In the Coding process, ContentPresenter is used in the ControlTemplate of RichTextBox and cannot be used to render the Content of RichTextBox. See MSDN for http://msdn.microsoft.com/en-us/library/ff457769 (v = vs.95). aspx To render Content, you only need to write PART_Conte

RichTextBox branch settings Style

RichTextBox is more powerful than common Textbox, because it can contain plain-style data and can be used to set the desired font style and color in segments and branches. It seems simple. During the writing process today, many detours have taken place. The detailed questions that I don't usually pay attention to are displayed. After a long time, I finally ended up writing them for your reference, avoid detours. The biggest problem encountered was tha

Set and unwrap in RichTextBox

Public const wm_user = H400Public const em_settargetdevice = (wm_user + 72) Public declare function getdc lib "USER32" (byval hwnd as long) as longPublic declare function sendmessage lib "USER32" alias "sendmessagea "_(Byval hwnd as long ,_Byval wmsg as long ,_Byval wparam as long ,_Lparam as any) as long Public sub autoswitchline (byref richtext as RichTextBox, byval bswitch as Boolean)If bswitch then'Set RichTe

C # WinForm Adding line numbers to RichTextBox tips

."  VS inside for the text display, the RichTextBox control does not show the line number function, so worry about the children's shoes can take the following methods:Interface design:Control: Panel,richtextboxThe following functions are generated in the RichTextBox:Call the following code in the function to draw the line number in the panel: Private voidShowlineno () {//get current coordinate informationPoint P = This. richtextbox1.location; i

WinForm RichTextBox inserts a picture at the specified cursor position

The code is as follows://gets the index position of the mouse focus in the RichTextBox control intStartPosition = This. Richtextbox1.selectionstart; //Select several characters starting at the mouse focus This. Richtextbox1.selectionlength =2; //empty the Clipboard to prevent the contents before the insideclipboard.clear (); //to set a picture object for a clipboardBitmap BMP =NewBitmap (@"Images\editredo.png"); Clipb

Fix RichTextBox file format is not a problem

RichTextBox file format is incorrect:Reason: Rich text box LoadFile method only supports RTF file or standard ASCII text This document, our general text document is ANSI or UTF-8 format, so, reported this error.Workaround: Use Notepad to edit the text, and then save the file as a rich Text format. Then double-click Open RTF file to enter the RTF edit page. Then save as RTF file, note that the encoding format must be Rich Text format.Graphic:1. (Becaus

RichTextBox realization of right mouse button (cut, copy, paste) function

private static void Initrichtextboxcontextmenu (RichTextBox textBox){Create a cut sub-menuvar cutmenuitem = new System.Windows.Forms.MenuItem ("cut");Cutmenuitem.click + = (sender, EventArgs) = Textbox.cut ();Create a Copy submenuvar copymenuitem = new System.Windows.Forms.MenuItem ("copy");Copymenuitem.click + = (sender, EventArgs) = Textbox.copy ();Create a Paste sub-menuvar pastemenuitem = new System.Windows.Forms.MenuItem ("paste");Pastemenuitem.c

Example of Automatic Text scrolling in richtextbox

Example of using APIs to control automatic text scrolling in richtextbox, Let alone code Public partial class Form1: Form { [DllImport ("user32.dll")] [Return: financialas (UnmanagedType. Bool)] Static extern bool GetScrollInfo (IntPtr hwnd, int fnBar, ref SCROLLINFO lpsi ); [DllImport ("user32.dll")]Static extern int SetScrollInfo (IntPtr hwnd, int fnBar, [In] ref SCROLLINFO lpsi, bool fRedraw ); [DllImport ("User32.dll", CharSet = CharSet. Auto, E

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