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Sujay chakraborty wrote: ...when i run that application i find no data present in the combo box...
How are you verifying this?
"One man's wage rise is another man's price increase." - Harold Wilson
"Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons
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hello David,
Actually i have tried a few steps for this.....
-- I have clicked on the down arrow key in combo box to check for data
-- I have tried to set default selection using CComboBox::SetCurSel() method
but i have found a strange pattern in this the moment i run a combo box within Win32 Wizard Application rather than empty project of win32 app (which i have done earlier) i found the combo box to be running absolutely perfect.
I found it weired but couldn't figure out the reason for this to happen.!!!
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Sujay chakraborty wrote: -- I have clicked on the down arrow key in combo box to check for data
Are you sure the list-part of the combobox is large enough? By default, it isn't.
It's kludgy, but you can call the combobox's GetCount() method to see how many items are in it.
"One man's wage rise is another man's price increase." - Harold Wilson
"Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons
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Hello David,
Thanks for your valuable suggestions. Actually i have figure out a weird notion in VC++ 6.0, this default data items (from data tab of properties window of the combo-box control) works superbly well with Win32 wizard application but its not working with Win32 blank application, i am trying to figure it why ?????? but couldn't succeed till now.......
If you kindly help me to sought out this issue, and please correct me if i am wrong in any sense. Your help will be greatly appreciated.
Regards
Sujay
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Hey,
I want to write c++ codes that could compare two images. Which steps shoul I follow. And is Pixel per pixel comparison the best? How can I implement my codes.
Thanks in advance,
Franck
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Have you tried reading the replies you got yesterday?
http://www.codeproject.com/Messages/3281531/compare-images.aspx[^]
I'm not saying if they're good or bad... but they deserve to be read and responded to.
Good luck with your problem,
Iain.
I have now moved to Sweden for love (awwww).
If you're in Scandinavia and want an MVP on the payroll (or happy with a remote worker), or need contract work done, give me a job! http://cv.imcsoft.co.uk/[ ^]
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It's a complex problem; because as soon as you think you found a good solution, you come to a test case where it fails and you need to add more and more exception and new tests and code.
What are the input images ? generic images or very spcific images (for example more or less all of the same images from security cameras)
What is the result of the comparison ?
- identical vs. not identical ? (pixel comparison based on images of same size),
- identical up to a % of difference ? how to quantify the difference ?
- shape recognition ? (take into account translation, scale, rotation)
- color difference ? ( blue square vs red square ?)
...
This is a good start (among tons of good links):
(link to PDF) http://cmm.ensmp.fr/~serra/communications_pdf/C-74.pdf[^]
Remember that the human brain is _VERY_ good at doing those kind of things, but computers are still very dumb at it.
Good luck.
This signature was proudly tested on animals.
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Thanks for the replies,
the input images are black and white images of the same object(Boat in a water). I would like to be able to have a percentage(%)of differences and if possible, to make a pixel based comparison.
Thanks,
Franckesh
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This may be of help.
"One man's wage rise is another man's price increase." - Harold Wilson
"Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons
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Hi all,
I want to create a simple proxy server, the process is like this. From a defined URL the request comes to the proxy server, and the proxy server select a URL based on it external process and re-direct to another URL. How can I implement this? Any examples really appreciate.
Thanks a lot.
I appreciate your help all the time...
CodingLover
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HI All,
While installing my Application's MSI , it has to prompt for ODBC Data Source Administator Dialog screen , from which i can select my DSN name , UID , PASSWORD...
Please let me know ..
Ur Help much Appreciated.
Regds
Jain.
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Hi Jain,
the ODBC Adminstrator dialog is a control panel applet named ODBCCP32.CPL. It is found in %WINDIR%\system32. The dialog is opened with control.exe like this.
C:\Windows\System32\control.exe ODBCCP32.CPL
Regards
Frank
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Thanks a lot Frank...
Ur answer is really wounderful..
Meanwhile is there anyway to get a list of all available services in separate dialog box.
Regds
Jain
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Hi, i am in trouble with the following:
//function declarations//
void function1();
void function2(BYTE *temp);
//functions//
void function1(){
BYTE temp;
function2(&temp);
}
void function2(BYTE *temp){
int i;
for(i=0;i<10;i++){
temp[i] = 1;
}
}
How come temp can be used as an array in function2 ? function2 requires a pointer to BYTE value not a BYTE array...
TY
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yeah1000 wrote: function2 requires a pointer to BYTE value not a BYTE array...
in C/C++, there is no (syntactical) difference between a pointer to a single variable and a pointer to the start of an array.
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Nemanja Trifunovic wrote: It is unfortunate that it compiles at all
I don't think so.
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]
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CPallini wrote: I don't think so
Care to explain?
[edit] Never mind - my remark would make sense if his second function was declared to have an array as parameter - somehow I thought it was [/edit]
modified on Tuesday, November 24, 2009 2:24 PM
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Well, which is cleaner?
1)
for (i = 0; i < 7; i++)
DoSomething (ptr [i]);
2)
for (i = 0; i < 7; i++)
DoSomething (*(ptr+i));
3)
for (i = 0; i < 7; i++)
DoSomething (*ptr++)
1 & 2 do the same thing.
3 messes up ptr too.
Iain.
I have now moved to Sweden for love (awwww).
If you're in Scandinavia and want an MVP on the payroll (or happy with a remote worker), or need contract work done, give me a job! http://cv.imcsoft.co.uk/[ ^]
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That's fine, but I don't see what it has to do with my observation that array decay was an unfortunate decision by creators of C.
If it wasn't for that, you could declare a function to accept either an array or a pointer, but it would be a compile error if you passed a pointer when an array is expected (look at OP).
[edit] Now that *I* looked at OP carefully, I see that my remark does not make sense. Somehow, I thought his second function was declared to take an array, and it really takes a pointer. [/edit]
modified on Tuesday, November 24, 2009 2:25 PM
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See here.
"One man's wage rise is another man's price increase." - Harold Wilson
"Fireproof doesn't mean the fire will never come. It means when the fire comes that you will be able to withstand it." - Michael Simmons
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Hi there,
I have an application that should report the state of some sockets within the app but to different class. like if the socket number 0 is connected I send data 00010000 and if socket 0 is disconnected I send 00000000
if socket 1 is connected I send 00010001 and if it is disconnected I send 00000001 so the first 2 bytes shows if the socket is connected or not and the 2nd two bytes shows the socket number. here is the code:
void HHost::HCommsLink( LPVOID lpData )
{
MsgClass *pMsg;
pCmdWrapper_t CmdPkt;
TCHAR Buff[MIN_LOADSTRING];
INT BuffLen;
CmdPkt = ( pCmdWrapper_t )lpData;
try
{ if( CmdPkt )
{
// Format the State message.
memset( Buff, '\0', MIN_LOADSTRING );
BuffLen = 0;
// Socket State.
Buff[BuffLen++] = (( CmdPkt->Param1 >> 8 )& 0xFF );
Buff[BuffLen++] = ( CmdPkt->Param1 & 0xFF );
//Socket Number.
Buff[BuffLen++] = (( CmdPkt->Param2 >> 8 )& 0xFF );
Buff[BuffLen++] = ( CmdPkt->Param2 & 0xFF );
//send message to Ap.
if( pMsg = new MsgClass( HMSG_ORIGIN_IN, 0x00 ))
{
NewCnt++;
pMsg->Hdr.MsgType = 120;
pMsg->SetData( Buff, BuffLen );
// Send to APClass.
if( hMail->MboxPostTo( MBOX_WE_APClass, MBOX_DATA, ( LPVOID )pMsg, ( LPVOID )MBOX_LPARAM_MSG )> MBOX_ERR_SUCCESS )
{
LogError( "HHost", "HCommsLink", "Error: Sending Msg to AP class" );
delete pMsg;
DelCnt++;
}
}
}
}
catch( ... )
{
LogException( "HHost", "HCommsLink", 0 );
}
}
now I need to change the logic so that each message that I send has the info for all the sockets like if socket number 0 is up I send 00000001 and if socket 0 is down I send 00000000 and for socket 1 if it is up I send 00000010 .... finally if I send 00010111 that means sockets 0, 1, 2, and 4 are up and the rest are down, I need to care about 8 sockets, I am having difficulty implementing this.
I appreciate any help.
best Chan
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start with
socketflags = 0;
then for each socket number (total of N sockets):
for (i = 0 ... N-1)
if (socket[i] is up)
socketflags |= 1 << i;
then socketflags will contain the value you want. I'm assuming thats your question?
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Thanks a lot for response but I have problem displaying it in my code Param 1 shows the socket state and Param 2 shows the socket number, so I should have:
if ((CmdPkt->Param1 == 0x00) && (CmdPkt->Param2 == 0x00))
// socket 0 is down
{
//here I have to set the data to send to another class and I don't know how to show it
// like Buff[BuffLen++] = (( 0x00 >> 16 ) & 0xFF );
}
Thanks,
Chan
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