|
Hi all
How to get USb Attached Device Size.
modified on Thursday, July 31, 2008 6:20 AM
|
|
|
|
|
Use this.
If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler.
-- Alfonso the Wise, 13th Century King of Castile.
This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong.
-- Iain Clarke
[My articles]
|
|
|
|
|
I *knew* I should have refreshed the page before answering. Great minds think alike, eh?
Iain.
|
|
|
|
|
Iain Clarke wrote: Great minds think alike, eh?
I suppose.
[added]
BTW: maybe some physics exposure lead to such bents.
[/addes]
If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler.
-- Alfonso the Wise, 13th Century King of Castile.
This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong.
-- Iain Clarke
[My articles]
|
|
|
|
|
|
I assume you mean disk space? If so use the IOCTL_DISK_GET_LENGTH_INFO control code with DeviceIoControl() .
The documentation can be found here
Hope this helps,
--Perspx
"The Blue Screen of Death, also known as The Blue Screen of Doom, the "Blue Screen of Fun", "Phatul Exception: The WRECKening" and "Windows Vista", is a multi award-winning game first developed in 1995 by Microsoft" - Uncyclopedia
|
|
|
|
|
Sorry i was wrong i just edit the question..
|
|
|
|
|
Between my first answer and now, I've had a bit of a look for an answer for you.
First - click on my name to go to an article I wrote about detecting drives being added / removed. It may be helpful for you.
You've already been told about DEVICE_IO_CONTROL possible solution.
The only other function I've found is GetDiskFreeSpaceEx - which doesn't tell you the total size, just the free space.
But if free space is good enough information for you, it will be a lot easier to use.
Good luck,
Iain.
|
|
|
|
|
it is nice but not use full for me..If it is possibel then can you give me example of USB attached device Size..
Thx's
|
|
|
|
|
|
I have almost zero database experience, so please be gentle.
I want to access/update a MS SQL Server (or the free Express version) database from a C++ application (could be MFC if required), but don't know where to start. Any pointers would be very welcome!
Thanks.
|
|
|
|
|
If I remember rightly there is on OLE/DB provider COM object available for MS SQL Server. It should be a matter of writing a COM client to talk to it. I guess OLE/DB is out of date these days but other than going LINQ I don't know what's replaced it.
"The secret of happiness is freedom, and the secret of freedom, courage."
Thucydides (B.C. 460-400)
|
|
|
|
|
Digging some more it seems ADO is the way to go. Alternatively I buy a copy of this[^] which will give us support for lots of different databases and is cross-platform, which would be useful for this particular project...
|
|
|
|
|
You may also use ODBC [^].
If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler.
-- Alfonso the Wise, 13th Century King of Castile.
This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong.
-- Iain Clarke
[My articles]
|
|
|
|
|
ADO wraps OLE DB to present a VB- and scripting-friendly interface. From C++ you may find that the OLE DB Consumer Templates are actually easier to use: you don't have to go through the Automation data types.
There's even a book[^].
Unfortunately not very many people seem to know about this, so you may find help difficult to come by.
DoEvents: Generating unexpected recursion since 1991
|
|
|
|
|
Here's a place you can compare the non-.NET data access technologies
specific to Windows...
Windows Data Access Components SDK[^]
Mark
Mark Salsbery
Microsoft MVP - Visual C++
|
|
|
|
|
|
Hi ,
I have to display some data in an edit box.
The buffer contains 10,13 characters in between.
So I am displaying as it is.
Suppose I have in my buff "red\r\nblue\r\ngreen",
the display must be
red
blue
green. like this.
But my edit box displaying it in a single line like "red\r\nblue\r\ngreen",
How can I do it?
Please help me.
Regards,
Sunil Kumar
|
|
|
|
|
If the code is not confidential, can you show it to us, please?
|
|
|
|
|
You need to set the ES_MULTILINE style. It's one of the check boxes in the designer, or use the style in your CreateWindow call.
(If that still fails, try \r\n, but it should work).
Iain
|
|
|
|
|
Hi,
Yeah if I define as multiline it is working.
But it is working only if I give manually like
SetWindowText("red\r\nblue\r\ngreen");
But if i get the data from external source via UART I am collecting in a buffer.
Buffer contains the chars 10,13 after each word.
Then I directly do SetWindowText(buffer);In that case it is displaying in a single line,
not in multilines.
So what should be done if I have to display the data in multilines whenever i come across 10,13 characters.
Please help!
Regards,
Sunil Kumar
|
|
|
|
|
Replace 10 with \r and 13 with \n ?
|
|
|
|
|
Hi Rajesh,
Is there any difference between 10 and '\r' , 13 and '\n'.
I think they are ascii euqivalents only na??
In the buffer if I replace 10 with '\r', in the debug mode I am able to see 10 only as it is the ascii
euivalent.
Regards,
Sunil Kumar
|
|
|
|
|
So, that was the reason why I asked you for the code. Also, I'd like to see how this 10 and 13 are coming within a string. It is impossible to tell you anything without looking at your code.
|
|
|
|
|
sunilkumar.d wrote: Is there any difference between 10 and '\r' , 13 and '\n'.
Yes.
sunilkumar.d wrote: I think they are ascii euqivalents only na??
You're wrong:
10 is the ASCII code for '\n'
13 is the ASCII code for '\r' .
(i.e. you're getting the characters in the reverse order).
If the Lord God Almighty had consulted me before embarking upon the Creation, I would have recommended something simpler.
-- Alfonso the Wise, 13th Century King of Castile.
This is going on my arrogant assumptions. You may have a superb reason why I'm completely wrong.
-- Iain Clarke
[My articles]
|
|
|
|