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The problem is that the bytes of the image are form a pdf file. in this file, the bytes are encoded using png rules, so with these bytes i am not able to build the image, i have to decompress them...

Hallo,
I am trying to decode the png format, but the result is not correct.
Anyone knows how to do that? It is applied the paeth algorithm, which is a combination of the byte above, the byte on the...

Hi, I have a DataGridView. In some cells, I write with Drawstring in the event Paint.
The problem is that I don't know how to manage the horizontal scroll bar, when moving from the right side to the...

-hi, i have an application and if I use microsoft spy to see the messages to the window of an application, it doesn't detect anything.
I'm asking, how is it possible?neither the mouse or...

Hi,
i'd like to change font size more times...
in the constructor of my class, I create the font with a normal size.
m_mytitlefont.CreateFont(....);
After that, the program begin to start and the...

So,
I created a MyScrollBar class that inherited from CScrollBar, and in this case the WM_SCROLL message has been received from MyScrollBar class, but I don't understand why nPos of the OnVScroll...

Hi,
I have a class derived from CStatic.
Also two ScrollBar,
CScrollBar m_HScroll;
CScrollBar m_VScroll;

created equals

m_HScroll.Create(SBS_HORZ | SBS_BOTTOMALIGN |WS_CHILD , rect,...

Hallo,
I have a CDialog father.
This dialog point to a class exported from a dll ChildClass, that is an hier of a CStatic.
I create this new window and all is ok, but when I the main window want...

I'm sorry...I haven't put CScrollView but CScrollBar...it was a lapsus:D

:(
I've just tried...no news

sorry....I have used CScrollBar, m_scroll is of CScrollBar type

yes,
i have done also Updatewindow, but nothing changes

Hallo,I have created a class derived from CStatic, and I have added a member to this class, a CScrollView.
I have created this CScrollView (m_scroll) without showing it until it is necessary.
I...

But in my case, I don't have mixed dlls, I have an executable, that is an MFC application, and a dll

...yes, i wrote mycstatic* m_myControl=new mycstatic();
...
I don't understand why I can't mix release/debug...that should be possible, not generate crash...If I have an application to test with...

Hallo,
I have a big problem, there are several days that I'm trying to resolve it but nothing yet.
I have a dll that exports a class derived from CStatic, <mycstatic>.
In the calling program, I...

what is a datawindow and for what it is used for?
thanks, Isabella

I have an image taken from a camera, that is a 16 bit BW image.
I have to save this image in a FIT image of 16 bit. I have a vector of widthXheightX2 bytes but I don't know how to save it...
for...

thanks a lot

I wrote:
>>CPaintdc dc(this);//in a function of mydialog
>>SendMessage(WM_ERASEBKGND,(WPARAM)dc,0)
but the background of my dialog doesn't erase...
Can someone tell me what's wrong?
Thank you,...

thank you

I have created a window, with a scrollbar, but the scrollbar answer to the mouse only if after created the window, I resize it with the mouse.
I have tried to resize the window after I have created...

What's the difference between cmultidoctemplate and cdoctemplateex?
Thank you for your reply,

Isabella

isn't it possible to explain me briefly how your class is organized?
Thank you,
isabella

and overlapped structure...
Is there anyone who can give me a link in which the serial communication with the flag FILE_FALG_OVERLAPPED will be explained in a simple wayr?
Everything I have found...