SyntaxEditor for WPF

Discussion Forums

Post about SyntaxEditor for WPF suggestions, bugs, workarounds, and request support in this forum.

Please note that while we value customer input in this forum and it does help guide our development efforts, it may not always represent our actual priority list.

New Question New Problem New Idea

Threads (1,262)

  Date Thread Details
2025‑07‑03
35 views
"Hello,We are experiencing performance issues with some of our users' applications. When they edit the code, there ar..."
2025‑06‑20
91 views
"Hi guys, I'm trying to implement ST language by using dynamic Lexer, but I've encountered a problem about nested co..."
2025‑05‑20
235 views
"Hello, developers of Actipro. I am using the SyntaxEditor embedded in a FlowDocument, and it seems that the height ..."
2025‑05‑20
246 views
"(FYI: The platform version selection here on the forum needs to be updated. It only goes up to .NET 6.0) I've tried t..."
2025‑05‑20
192 views
"As the title indicates, how can I achieve this UI effect? Perhaps you can understand this effect from the link ..."
2025‑05‑08
291 views
"The tag squiggle line is present and the parser tags has quick info but my custome tagger shows the squiggle lines bu..."
2025‑05‑11
184 views
"I'm having an issue trying to get the End Pattern Group of a child state to match in my language's Dynamic Lexer. Th..."
2025‑05‑08
247 views
"Hello,We’ve observed that SyntaxEditor instances may remain in memory longer than expected after disposal, and ..."
2025‑05‑05
229 views
"I've written a custom language server for a SQL-like language using the language designer and have implemented it as ..."
2025‑04‑24
239 views
"Hi, I'm pretty new to Actipro, and I'm currently evaluating SyntaxEditor as part of a feasibility test before my team..."
2025‑03‑28
283 views
"I used your trial version, but it seems that C++does not have auto completion functionality"
2025‑03‑10
317 views
"We are using the editor function of version 24.1. We plan to make the editor have AI intelligent perception function ..."
2025‑03‑03
290 views
"Hi, we have received a customer report over sporadic crashes that happen when the editor is opened: Unhandled Hard..."
2025‑02‑07
273 views
"I did version-up of SysntaxEdiror WPF control from 14.2 to 17.2 or 23.1. For 23.1, I must have made a fix according t..."
2024‑11‑28
342 views
"Hello, We have noticed an issue with the vertical scrolling of SyntaxEditor, when word wrap is enabled. If the cont..."
2024‑11‑13
334 views
"v.20.1.1.0 Hello, I'm wondering if you could make a suggestion for the best way to put a tooltip in the indicat..."
2024‑09‑30
396 views
"In my grammer I can have multi-node names and functions such as 'obj.prop.subprop' and 'func(param)' where each node ..."
2024‑09‑18
380 views
"When using CompletionSession, adding an item to a session (session.Items.Add()) may cause the session to display &ldq..."
2024‑09‑13
308 views
"I want to write a SQL formatting application based on the SyntaxEditor control, but SQL syntax parsing is difficult f..."
2024‑08‑29
378 views
"I watch source code of TextDocument, it provides many methods like SetText and AppendText. It looks like only accept ..."