MFC Round Window Using CRgn
MFC

MFC CRgn Example – An Elliptical Dialog

CRgn is an MFC Class, which is useful to define regions. Using this one can define the outline of a telephone, DVD, Disc, etc. Once a region is ready, we can assign that to any MFC Window. This way one can display a telephone outline dial-in number pad as a window. In this example, we will create an elliptical MFC Login Dialog using CRgn and Region Path.

Menu Item Resource IDS in Sequential Order
MFC

MFC Owner Drawn Menu Using WM_DRAWITEM, WM_MEASUREITEM

When an owner window of the menu item decides how the menu item should look, then the menu item is known as Owner Drawn Menu. The default windows provided menu has a standard look and feel. We cannot add Red and blue-colored boxes as a menu item through the resource editor. In this Example, we will see how can we display only color boxes as a menu item under the color menu. Here, we will learn the need for the WM_DRAWITEM and WM_MEASUREITEM windows messages.

MFC Keyboard Messages
MFC

Handling MFC Keyboard Messages With Shift & Toggle Key State

We know that keyboard and mouse are basic hardware interface supported by almost all the Computer Operating System. When the user hits the keyboard key, the device driver for the keyboard deals with it by making use of the interrupts. In this example we will learn how to handle Keyboard Messages using MFC SDI Application. First, We will provide a handler function for the Keyboard. Then, inside the handler, we will check for Shift Key State and Toggle Key State.

Fixed Size MFC SDI Application
MFC

Fixed MFC SDI Window Using CREATESTRUCT & PreCreateWindow

In this Example, we will look at wiping out the minimize and resize button from the MFC Single Document Interface (SDI) Application using PreCreateWindow Override and CREATESTRUCT. Of course, we can do that with the MFC Wizard itself. However, that option is restricted to design time. Moreover, knowing how to carry out this in run-time is useful as the Application can behave based on the INI file or configuration file settings.

Defining the Redraw clipping region
MFC

Message Handling in MFC Application Explained

Software application user interacts with the windows applications through the main external devices like Keyboard and Mouse. In MFC, hardware events from these devices are seen as ‘Windows Messages’. An MFC application programs responding to these windows messages are called ‘Message Handling’. In this example, we will create an MFC SDI Application and then Handle Left and Right mouse click events. This will make you understand how windows messages are handled in the MFC Applications.