Difference between Cclint DC & Cpaint Dc
- 6 Answers
- 16249 Views
- E Logic, I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / s.subashselvan
CClientDC will paint only the client area of the window and
it will work any message handler.
CPaintDC will paint only the client area of the window but
it only work on OnPaint message Handler only.
| Is This Answer Correct ? | 26 Yes | 2 No |
Answer / susinderan
Both draws only window's client Area
-----------------
CClienDC()
-----------------
(i) constructor calls GetDc()
(ii) Destructor calls Release()
(iii) Will not remove WM_PAINT msg
(iv) Should not be used inside onPaint().
can be used outside onPaint()
-----------------
CPaintDC()
-----------------
(i) constructor calls BeginPaint()
(ii) Destructor calls EndPaint()
(iii) Will remove WM_PAINT msg
(iv) Should be used only inside onPaint()
| Is This Answer Correct ? | 5 Yes | 0 No |
Answer / narendra
CPaintDC For drawing in a window's client area (OnPaint
handlers only)
CClientDC For drawing in a window's client area (anywhere
but OnPaint)
| Is This Answer Correct ? | 7 Yes | 3 No |
Answer / swati
Cpaintdc can be used for only onpaint handler while
cclientdc can be used to paint in client area bt can use any
handlers like ondraw,onpaint
cwindow can be used to paint in whole window
cmetafile is used to store seq of files as physical output.
| Is This Answer Correct ? | 3 Yes | 0 No |
Answer / rahul susar
"CPaintDC" For drawing in a window's client area (OnPaint
handlers only)
"CClientDC" For drawing in a window's client area (anywhere
but OnPaint)
"CWindowDC" For drawing anywhere in a window, including the
nonclient area
"CMetaFileDC" For drawing to a GDI metafile
| Is This Answer Correct ? | 0 Yes | 3 No |
Answer / pnnr
CClientDC will paint only the client area of the window
CPaintDC will paint the whole window area including the
client area and non client area (Menu's , toolbar's etc..)
| Is This Answer Correct ? | 9 Yes | 17 No |
What is primitive and non-primitive application?
What is a message map, and what is the advantage of a message map over virtual functions?
What are the special requirements for dialog box resources used in a form view?
How to convert a CString variable to char* or LPTSTR?
If application hangs while SendMessage is waiting for the result, how you handle it?
How you create a button dynamically?
What are the advantages of using Doc/View or SDI over DialogBox
Tell me the different controls in MFC ?
Explain Doc/View architecture
What function is called by a document class to notify views that the document has been changed?
What is the use of CCmdTarget ?
what is the difference between SDI and MDI
15 Answers CMC, HCL, Siemens,
MFC 
