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thank you.
_varient error is cleared now.
am using mfc.
here how can import?
pls can you tell brief or pls can you send sample code?
paulraj
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hi...
thank nyou for your guidance...
i got the output.
paulraj
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Hello everyone,
Could anyone help to explain what does the two rules for unique pointer mean?
http://msdn2.microsoft.com/en-us/library/aa367294(VS.85).aspx
1.
Especially confused about "before the call"
Can use existing memory on the client without allocating new memory. When a unique pointer changes during a call from one non-NULL value to another, the pointer is assumed to point to a data object of the same type. Data returned from the server is written into existing storage specified by the value of the unique pointer before the call.
2.
Can orphan memory on the client. Memory referenced by a non-NULL unique pointer may never be freed if the unique pointer changes to NULL during a call and the client does not have another means of dereferencing the storage.
thanks in advance,
George
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Now I want to display images in a list without text.
For example, I've several 80*80 images to show in the list, how to specify each item size to 80*80, no more no less.
Thanxxxxxxxxxxxxxxxx.
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I don't want the text below the image.
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Using CImageList's Create function, and specify width and height to the value you want.
A Chinese VC++ programmer
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How to do if I don't want the text below the image.
modified on Thursday, February 14, 2008 2:15 AM
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specify the item's text as ""
A Chinese VC++ programmer
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I've tried, the height of the text would not be zero.
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Try this: set the listctrl's item height to the picture's height. And there may be some tricks to set the listctrl's item height. Google it.
Good Luck!
A Chinese VC++ programmer
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Hey,
how can I prevent closing my whole SDI-App when the "X"-button in PrintPreview is pressed. All works fine, when i push the close-botton (preview closes, and CView is shown) but not by presseing the "X"?
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Obviously - don't click the "X" button
Seriously, though, that "shouldn't" happen unless MFC thinks the window being closed is the
application's "main window", as specified by the CWinThread::m_pMainWnd member...
Mark
Mark Salsbery
Microsoft MVP - Visual C++
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Hey Mark, did the forums list/links above the threads change today, the order/organization, or did I pick a bad day to stop smoking crack?
led mike
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Both!
Looks like some new boards as well (well, at least one new one).
Mark
Mark Salsbery
Microsoft MVP - Visual C++
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Mark Salsbery wrote: Both!
Guess I should have gone fishing
led mike
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Hello all,
How can I make a windows hook permanent until user requests to uninstall it?
Thank you in advance
Alberto Bar-Noy
Project Manager
http://www.consist.co.il
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Alberto Bar-Noy wrote: How can I make a windows hook permanent until user requests to uninstall it?
Installations generally work until the user uninstalls it so I am going to go with: "Install it". That's my final answer.
led mike
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What do you mean by permanent? A global hook remains hooked until you unhook it. May be if you could explain your query in detail, that might get you some help.
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By permanent(or persistent) I mean that once I hook no matter what happens it will not unhook... I guess I need an executable to apply the hook on startup...
Alberto Bar-Noy
Project Manager
http://www.consist.co.il
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You mean, unless unhooked, you want your hook active between system restarts too? If yes, in that case you need to re-hook upon restart.
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I will try to make it short and sweet... and for those with a little more time, the details are following.
Is it possible to ensure a program loop is being continuously accomplished while a single THREAD is being done?
Details:
I am using a 3D stage with 3 steppers and 3 piezos from Thorlabs. At the press of a button, the program executes a given course with a single thread, using only the steppers. So far, the program works fine.
However, for a 2D movement (XY), the Z value (shown constant) is in fact changing due to various mechanical factors. I need to implement a continuous compensation with the piezo motor. I have the equation (Z=f(X,Y)), and I have a library of activeX controls, such as GetPosition, at my disposal. I guess this should be a single loop of commands, but I don't know where to put it.
A compensation at the end of the course is not acceptable. The stage has to be MAINTAINED with a constant Z at all time.
Anyone???
Turquoise
Mechanical-Engineer-to-be
Montreal
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Turquoise wrote: Is it possible to ensure a program loop is being continuously accomplished while a single THREAD is being done?
Yes
led mike
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I am not asking for the code... but could you give me a hint as to where I could find exemples or instructions to accomplish that?
Thanx
Turquoise
Mechanical-Engineer-to-be
Montreal
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So you're a .net beginner but really just a programming beginner yes?
Turquoise wrote: I have a library of activeX controls, such as GetPosition, at my disposal. I guess this should be a single loop of commands, but I don't know where to put it.
That statement tends to indicate that you don't have basic fundamental skills of software development. It might be possible to use internet forums to struggle through to a solution but I suggest that approach is suboptimal. I believe that using some books or taking some courses that target beginner fundamentals would streamline your learning curve as well as increase the quality of the software products you are responsible for producing.
led mike
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