Windows Screen Capture Service Architecture in C++

This document describes a reusable screen capture framework that encapsulates different capture methods for various window rendering scenarios. Capture Interface Definition The foundation of the architecture is an abstract interface that defines the contract for all capture implementations: #pragma once #include <windows.h> #include < ...

Posted on Thu, 13 Aug 2026 16:33:34 +0000 by OldManRiver

Customizing MFC Progress Bars with Inline Percentage Rendering

To display precise numeric progress values directly on a standard MFC progress control, derive a new class from CProgressCtrl and intercept its paint routine. The default control lacks native support for overlaying formatted text, so custom GDI drawing is required within the overridden OnPaint handler. Drawing onto the control ivnolves acquirin ...

Posted on Sat, 01 Aug 2026 16:42:51 +0000 by daven

Rendering Text Output Using CDC in MFC Applications

Overview The CDC (Device Context) class in MFC provides comprehensive functionality for text rendering operations. As a wrapper around Windows GDI functions, CDC handles everything from text positioning to font management. Core Text Rendering Functions DrawText The DrawText method formats and draws text within a specified bounding rectangle. It ...

Posted on Fri, 26 Jun 2026 17:10:36 +0000 by tobias