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DEVICE CONTEXT
The device context provides the essential drawing tools and the platform to draw. It helps to draw the text, shapes, lines etc. To create the device context, the MFC provides different classes like CDC and CClientDC.
The CDC is the most primary class to draw in MFC. It provides all of the fundamental drawing steps.
The CClientDC class is used for drawing in the client region of a window.
The Device context is a windows data structure which supports the device independent output.
The function of device context is best elaborated by the figure.
Figure: The Role of Device Context
The logical display is a virtual device and Actual display is the physical device. The programmers do not require worrying about the medium in which he is writing the output. The device context takes care of the output medium.
SDI Application The SDI application uses the main frame window to exhibit a document. Only one document can be opened at a particular time.
Develop a web page that is used for accepting information regarding stocks. Make sure the form carry out the possible validations. The simple instance code below merely illustrates
You can employ until keyword in two ways to verify a condition in a Do...Loop statement. You can verify the condition before you enter the loop (as illustrated in the following Chk
PROJECT TO CREATE SPLITTER WINDOW 1. Generate the SDI application. 2. Enlarge the class tab page. 3. Select the view class. 4. On right clicking the menu pops up.
A variation on the If...Then...Else statement lets you to choose from various alternatives. By adding up Else If clauses expands the functionality of the If...Then...Else statement
sir , i need visual basic form design & coding for Reynolds number & type of flow .
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specifically aims to what?
INTRODUCTION TO GUI DESIGN AND FILE HANDLING The aim of the user interface design is to attain the user's goals. When the user's goals are met, the user is satisfied and the
write a v.net function called is vowel that returns true for vowel letters
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