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Hi all (and thanks for opening what probably sounds like a really boring subject!)

I am trying to incorporate some form of copy protection into a FORTRAN program. I have decided to get the...

Hi all

I have a general question as to how I should implement the following in Visual C++ (v6):

I would like to read in a whole bunch of data from a file and save to memory so I can then...

Hi

Thanks very much for the reply. I don't think I can use the CImage class since I am using VC++6.0 Is there a way to write to a JPG file using VC6?

Thanks

Hi all

I am wanting to write a collection of GDI+ objects (rectangles, lines etc) and save the resulting diagram to a graphics file (JPG or PNG). I can easily draw what I want to screen by doing...

I managed to incorporate Combo Boxes in a MFC Grid Control (as written by Chris Maunder) (v2.25).

Here's the relevant code I used:



#include "GridCtrl_src/GridCtrl.h"
#include...

Thanks VladimirF

I've taken your advice and re-wrote the code as shown below:



void CNucPlot::SaveFile()
{
CPaintDC dc(this); // device context for painting
// Set pictures size;

Hi, I've edited my original post with the
tags. I've also added the line myDC.SetBkColor(RGB(255,255,255)); but the JPEG image created is still black!

Any other ideas anyone?

Thanks

Hi all
I've been trying all day to sort this out so I was hoping someone could help!!

Basically, I am trying to write the contents of a CDC to a JPEG file and I am trying to use libjpeg.lib. ...

Hi

I would like to be able to encrypt a double precision number and then save it to a binary file. Does anyone know whether or not it is secure to encrypt individual numbers? I'm guessing it is...

Hi

Thanks very much for the reply. Eventually I tried a different approach whereby I have written a simple function which determines what the base and exponent. That way when I write the...

Hi all
I am writing a simple Windows MFC program which generates an input file for a program which we have installed under Linux. At the moment, when I try to run the program under Linux on this...

Hi all
I am trying to write a bunch of exponential numbers to a file. I can easily change the overall size using setw(x) and setprecision(x) to set the precision. However what I want to do is...

Although the current solution works quite adequately, I can see potential issues with it under certain cicrumstances.

I would like to do what you say but would not know where to start with the...

Thanks John_E

I have done what you suggested and the code works well now. For completeness (just in case anyone else had the same question as me), here is the function I wrote to communicate with...

Hi thanks for your reply. However I would like a bit more adivce please.

After reading the post, I have added another message to the stdafx.h file:

#define WM_PROGRESS_BAR (WM_USER+2)

In...

Hi all,

I have set up a user interface thread which I call from my main dialog. The user interface thread I invoke starts a lengthy calculation which can take many minutes / hours to complete. ...

Cheers Philip, I will try that tonight.

Hi

I have been searching for a solution for this for ages but could not find anything:

I have a binary file which I want to open and modify a value. However when I use something like:
...

Hi

I have been searching for ages for a solution but can't find anything:

I have a project which I have been working on for a while and now wish to change the name of the project. I know that...

Thanks

Hi

Does anyone know of a way of defining shortcut keys which will work even if the program does not have focus?

I am trying to write a C++ program which takes a screen capture of another...

Hi

I am trying to select an item in a list control using the SetItemState method. The method selects the item however the item is not highlighted on screen.

What I have at the moment is:

.....

Hi

Thank you very much for showing me what to do. It works great now - cheers!

Robbie

Hi

Thanks for the very quick reply.

I couldn't find the "topmost" property however I selected the "Set Foreground" option for the main dialog box. Is the topmost property on the properties...

Hi

I have a problem with dialog boxes I was hoping someone could help me with:

I have a dialog based project where I am creating another window from the main dialog OnInitDialog function:
...