C++

Forum

Windows Programming - April 2012 (Page 2)

How to calculate the square root of a REALLY BIG NUMBER?

I think the title says it all.. I really need your help.. This is the task I have to solve until my next competition, and I dunno what to do.. I have never solv...

[7 replies] Last: thanks guys, I'll see what I can do and notify you If there are any pr... (by NeXy96)

by bigdaddy

Keep application focus while Windows is Locked

I am looking for a way to have my application stay on the screen while Windows is locked. Has anyone been able to do this? I have Lync 2010 as my Phone syst...

[1 reply] : The lock screen is an entirely different desktop, and only very few ap... (by webJose)

by BeyondWorldsEnd

Writing a more accurate Sleep-Timer

Hello, I just noticed that the Sleep function provided by the windows.h header is pretty inaccurate. I just wonder if there is a better solution to this prob...

[5 replies] Last: Thanks a lot, I will have a look on those! (by BeyondWorldsEnd)

by MoonDragon

Visual c++:one project by solution or several?

Hi, I am using visual c++ 2008 and i would like to know if the choice/method is to have a project by solution or to have all similar projects in only one sol...

[3 replies] Last: Some unit tests are custom, others based on CppUnit. http://sourceforg... (by andywestken)

by happykiller

Need a good tutorial for this.

Hey all i am in a need of a tutorial for windows programming. I know C++ now i need this :). Can someone give me tutorial object with all possible explanations ...

[1 reply] : First tutorial. http://www.winprog.org/tutorial/ http://msdn.microsoft... (by blackcoder41)

by pingvins

Button class problem

Can you please help me find problem in my code? ti works fine until sends message to parent window. HANDLE CALLBACK GetScreenshot(RECT rc) { HD...

[1 reply] : Use code tags. See http://cplusplus.com/articles/z13hAqkS/ . (by webJose)

by thorbcn

return registry subkeys values like vector TCHAR

i have this code to list registry key values and subkeys TCHAR achKey ; // buffer for subkey name retCode = RegQueryInfoKey( hKey, // key handle achClass, //...

[1 reply] : Use code tags (http://cplusplus.com/articles/z13hAqkS/ ) so we can rea... (by webJose)

by mrmarzban

visual C# picturebox

How can i program a button to change a picturebox image by clicking. picturebox1.image = ?

[2 replies] Last: webJose is right! mrmarzban, it's simple answer picturebox1.Image = I... (by NeXy96)

by LuckyIsDog

Fog and massive terrain? (DirectX)

If I created a huge and massive randomly generated terrain (so huge that no computer could handle it), will the fog system in DirectX be able to allow players t...

[3 replies] Last: Is there also a term in game development that refer to this kind of t... (by shacktar)

by codeman

Windows GUI theme

Hello, I am trying to find out how to change the look for the buttons Close, Maximize/restore and Minimize. I have seen the used in Google Chrome, iTunes, ETC...

[3 replies] Last: thanks, that example really helped. (by codeman)

by HenryJ

Codelite Bug, Please Help!!!

Hi everyone, I have a problem with my debugger, it is that when I debug my program, it comes up with runtime errors. When I run my program separately, no errors...

[5 replies] Last: You don't supply enough context for any useful speculations. It isn't... (by cire)

by HenryJ

What event does a wxwidget program generate when its run?

Hi guys,I need a bit of help here, I'm using wxWidgets and I want a function to be executed when the program is run, what event is generated when a program is r...

[1 reply] : Isn't it that you have to override the OnInit member function of wxApp... (by blackcoder41)

by mrmarzban

image processing reference

I'm looking for image processing. can i have some references or some author name in this field?

[1 reply] : Is google blocked in your country? http://www.amazon.com/Digital-Imag... (by TheDestroyer)

by anshulvyas

error using graphics in devcpp

I DOWNLOADED graphics.h and libbgi FOR ENABLING GRAPHICS IN DEVCPP and ADDED THE LINKERS. I CHECKED THAT GRAPHICS WINDOW SHOWS UP AND RUNS PROPERLY WHEN I USE ...

[5 replies] Last: Well, shouting posts aside, Dev-Cpp from Bloodshed is outdated and dea... (by BHX)

by mzimmers

program won't run without the Qt IDE

Hi - I've written a couple of programs within the Qt Creator IDE. It's noteworthy that neither of them require any of the Qt classes or libraries; I'm using ...

[8 replies] Last: I'm a physicist, and I often do tough calculations that require very h... (by TheDestroyer)

by Bill Kelley

How to find a window handle of the current process.

Have a library function which may or may not need to create a window. If it does create a window, and the user closes the min window, MFC gets into a weird sta...

[3 replies] Last: Solution from another forum, clunky but tested, works. static BOOL CA... (by Bill Kelley)

by Bill Kelley

How to set which display window opns?

On dual display systems, what determines which display a window opens on? That is, I want to use ATL 8.1 to open a window with Create(), but it does not see...

[4 replies] Last: Thanks for all the answers! That's perfect. Even makes a lot of sense,... (by Bill Kelley)

by ratoxkrazy

block keys in keyboard (msdos)

Hello, i need to make a program that block some keys in the keyboard and activate that keys in a device using the Com or paralel connection. The program will be...

[no replies]

by v8n3t

Return value unable to be converted when no such conversion is needed.

Hello all, I am posting this before I go to sleep after spending a good amount of time on this issue before posting here. When I normally code in C# using...

[2 replies] Last: Mmm, that does look like C++/CLI. We don't have a lot of people on her... (by Albatross)

by dkrush

Problem with exported functions names

I have two functions in my DLL declared as: extern "C" __declspec(dllexport) void Func0() and extern "C" __declspec(dllexport) void __stdcall Func1() ...

[2 replies] Last: You can use def file to export your functions name. (by jianc)

April 2012 Pages: 123 4... 6

Archived months: [mar2012] [may2012]

This is an archived page. To post a new message, go to the current page.