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Found 3567156 threads
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2 VotesAccess device using CreateFile, ReadFile, WriteFile in Metro Apps
Dear Eric, Your mean is We can use CreateFile, ReadFile, and WriteFile function in a Metro App to perform I/O ...Answered | 6 Replies | 5664 Views | Created by P.Akial - Friday, February 17, 2012 7:24 AM | Last reply by Eric Hanson-MSFT - Thursday, May 10, 2012 9:00 AM
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11 Votes
Accessing specialized device driver via Read/WriteFile APIs from Metro app
Metro style Device Apps can access chipset devices only if access permission is granted by the OEM in the PC metadata.Answered | 14 Replies | 4858 Views | Created by warmus - Wednesday, March 7, 2012 6:05 PM | Last reply by warmus - Tuesday, March 27, 2012 6:10 AM -
1 Votes
CreateFile, SetFilePointerEx & ReadFile don
File access must be for numbers of bytes that are integer multiples of the volume sector size.Answered | 9 Replies | 11118 Views | Created by Luke_UK - Sunday, April 12, 2009 11:22 AM | Last reply by Luke_UK - Tuesday, April 14, 2009 6:14 PM -
0 Votes
What is syntax of ReadFile() and WriteFile() ?
If you want to access a memory-mapped file for inter process communication, you should look at the new Framework 4 features concerning those...Answered | 2 Replies | 3398 Views | Created by sanjayk2010 - Thursday, July 22, 2010 10:24 AM | Last reply by Jesse Houwing - Thursday, July 22, 2010 11:30 AM -
0 Votes
How to write file using WriteFile in Metro apps?
Is there a reason you want to use WriteFile instead of Windows.Storage?Answered | 8 Replies | 4167 Views | Created by cybupt - Friday, April 13, 2012 4:07 AM | Last reply by Raptor K - Monday, April 16, 2012 3:17 AM -
2 Votes
WriteFile ReadFile Explanation
I'm on vacation so I don't have access to all my materials.Answered | 14 Replies | 1350 Views | Created by Sudhanshu Choudhary - Sunday, March 18, 2018 5:57 AM | Last reply by Brian Catlin - Monday, November 12, 2018 7:56 PM -
7 Votes
Metro style app + DLL + Special device
The MoFX2App + DLL show a pattern where you use the enum APIs to find your device in your Metro App, and then your DLL ...Answered | 18 Replies | 6201 Views | Created by U__K - Friday, January 20, 2012 9:20 PM | Last reply by Eric Hanson-MSFT - Tuesday, March 20, 2012 5:55 PM -
6 Votes
Access HID vendor collection from within metro app
This helps me a lot but I still got AccessDenied from my Metro style app.Answered | 5 Replies | 7068 Views | Created by jracle - Thursday, January 12, 2012 8:46 AM | Last reply by Janet Schneider [MSFT] - Tuesday, February 21, 2012 4:48 PM -
4 Votes
WriteFile fails with error 87 accessing HID using PInvoke
Glad to hear the app has been useful.Answered | 17 Replies | 10436 Views | Created by rgoertz93 - Wednesday, October 6, 2010 1:40 PM | Last reply by rgoertz93 - Friday, October 8, 2010 3:58 PM -
0 Votes
Device communication from Metro app directly without driver.
If I want to move this app to metro app, does the app must be a device app?Answered | 6 Replies | 6232 Views | Created by Host_Driver - Wednesday, January 11, 2012 5:46 AM | Last reply by daydreamerKang - Wednesday, July 2, 2014 11:21 PM -
4 Votes
Directly access driver from Metro style apps
Hi Eric, I have UMDF-Fx2 sample Driver and Custom Access Sample Metro App from MSDN.Answered | 11 Replies | 8529 Views | Created by Angela Yan - Tuesday, November 29, 2011 8:36 AM | Last reply by Eric Hanson-MSFT - Friday, September 19, 2014 11:43 PM -
21 Votes
Accessing a non-removable specialized device from a metro app
Metro style Device Apps can access chipset devices only if access permission is granted by the OEM in the PC metadata.Answered | 54 Replies | 13442 Views | Created by rdghosh - Friday, December 2, 2011 10:23 PM | Last reply by raphel78 - Thursday, February 14, 2013 4:07 AM -
0 Votes
WriteFile fails with ERROR_INVALID_FUNCTION (0x1)
someone has already asked similar question:Answered | 2 Replies | 5071 Views | Created by KevinGEAR - Friday, November 1, 2013 6:07 PM | Last reply by - Saturday, November 2, 2013 7:28 PM -
0 Votes
metro style device app for printer
Isnt' Devices charm a Metro UI?Answered | 5 Replies | 3268 Views | Created by its_me_here - Wednesday, June 19, 2013 6:59 PM | Last reply by Justin Hutchings [MSFT] - Monday, July 15, 2013 11:51 PM -
2 Votes
Monitoring Printer Devices in the Metro App
Hi Daniel You will need to author a Metro style printing app.Answered | 1 Replies | 6189 Views | Created by Host_Driver - Monday, November 14, 2011 7:03 AM | Last reply by Jon K. _ - Monday, November 14, 2011 7:22 PM -
1 Votes
Design Metro app across devices
I understand that the idea of the metro style design will be able to scale on different devices from tablet, to PC, to Windows Phone.Answered | 2 Replies | 3039 Views | Created by roberkanho - Friday, May 25, 2012 1:19 AM | Last reply by Jeff Sanders - Friday, May 25, 2012 12:21 PM -
2 Votes
WriteFile to Parallel port hangs
You typically don't need to write a driver yourself if you use the CreateFile() Win32 API call in the manner described by the OP.Answered | 4 Replies | 3727 Views | Created by Jeevanand - Monday, March 12, 2012 9:29 AM | Last reply by Brian Muth - Monday, March 12, 2012 3:15 PM -
2 Votes
Win32 WriteFile Overlapped IO Error on lost network connection
Hello Jialiang I have done some more testing, this time with ReadFile Overlapped and I can report that this will correctly return 0 and GetLastError=64 for both ...Answered | 13 Replies | 9999 Views | Created by Paul Marriott - Monday, June 22, 2009 9:11 PM | Last reply by Paul Marriott - Friday, July 3, 2009 2:19 AM -
0 Votes
USB WriteFile ERROR_INVALID_HANDLE
Unfortunately the device is not a WinUSB device and doesn't use the WinUSB driver.Answered | 8 Replies | 8731 Views | Created by mrkevlar - Friday, January 21, 2011 1:49 PM | Last reply by mrkevlar - Tuesday, January 25, 2011 9:02 AM -
0 Votes
Metro App application using Metro App dll
If it uses API which aren't allowed for Metro style apps then the app would fail certification.Answered | 1 Replies | 2702 Views | Created by Shafiq2012 - Wednesday, May 2, 2012 10:28 PM | Last reply by Rob Caplan [MSFT] - Thursday, May 3, 2012 1:10 AM - Items 1 to 20 of 3567156 Next ›
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