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Hi everyone,
good afternoon to all.i am writing one OCX file.in that file i am doing read and write functions. and in another project i am using that OCX.When i am passing parameters to that function then that time values taking as null.in runtime when i given some values to that parameters that time also they are takingas null only.in VC++ how can i pass the parameters by refence please. In OCX file write function is
READBLK(LPCTSTR MemId, LPCTSTR MemName, LPCTSTR eDate, LPCTSTR Balance, LPCTSTR TagId);
and in my main project write block is like this:
OCX.READBLK(MemId,Memname,Date,Balance,Tagig)
{m_MemId=MemId;}like this i am assigning the value.
these MemId,Memname,Date,Balance and Tagid are of type CString
after writing the data in the card.after writing i want read that data from the card but the data is not printing on the form or not returning to my project from OCX file.
please reply me.
please Help me.
thanku,
savitri
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What?
Maxwell Chen
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Maxwell Chen wrote: What?
Anyone figuring it out will get a candy.
Nobody can give you wiser advice than yourself. - Cicero
.·´¯`·->Rajesh<-·´¯`·.
Codeproject.com: Visual C++ MVP
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What do you need to know about? What is your difficulty?
Please be more specific.
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
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Hi.
Nobody can give you wiser advice than yourself. - Cicero
.·´¯`·->Rajesh<-·´¯`·.
Codeproject.com: Visual C++ MVP
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I have a MFC dialog based applicaton in which i am hosting a web browser.
I want to capture any mouse click event in the HTML file contained inside this web browser in my application.
Can anyone please help?
Thanks,
Sujeet
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It can be done but the only way I know of is quite hard. First you need to make sure there is a script, Javascript or VBscript, in or linked to whatever page is in the browser, that must have an onclick handler for the <body> tag. This gets the click from the mouse into script. Now you need to poke around in the Document Object Model of the WebBrowser control to determine how to access the Window object, or equivalent. This will have a mechanism for raising an event to it's parent. I'm afraid I've forgotten exactly how this works but it will end up with an ActiveX event being raised to your dialog. This means of course your dialog needs to be a fully fledged ActiveX control container with the relevent event handler. That in itself is pretty complex but ATL/WTL can do most of it for you. Considering the amount of work this all is, unless you've got most of it in place already you might want to find another way, perhaps do all the click handling in script within the browser.
Nothing is exactly what it seems but everything with seems can be unpicked.
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I have a MFC dialog based applicaton in which i am hosting a web browser.
I want to capture any mouse click event in the HTML file contained inside this web browser in my application.
Can anyone please help?
Thanks,
Sujeet
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Any body knows how to detect all the controls in a window including button controls, input controls and other menus in any windows. I am trying to develop a GUI Automation tool.
Thanks
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Hints:
1. (usually) controls are windows.
2. Windows API provides EnumChildWindows [^] function.
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
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Hello,
I would like load the resource (string,bitmap,...) from one exe that create a activeX control.
That mean I have a activeX control that will show a bitmap or string from the exe. It is possible ?
I now that is possible from dll to get resource from exe.
Thank you for help
AutreChien
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NorGUI wrote: I now that is possible from dll to get resource from exe.
yes. Why you did't tried.
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Hello,
I have just see somewere that was possible but I can not found were I can do that. Can you help me or give me a link to see how to do that.
Thank you for your help.
AutreChien
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if a dll is loaded onto the process of the EXE, resource manipulation APIs like LoadResource(), if set with Module Handle NULL, it takes the resource from exe. It is possible to load resource from any module dll or exe if give the handle to the instance. LoadString() you can set the Instance of the application by GetModuleHandle(NULL). Play around the Module Handle.
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Hello,
Thank you very mutch it's works..
AutreChien
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I am writing to a text file using the fstream library.
Does anybody know how can I select the folder to store this file??
Thanks very much.
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You can specify the full path (i.e. folder included) of the text file as the first argument of the ofstream::open method.
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
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Adding to other replies, if you mean user select a folder
SHBrowseForFolder[^]() API - Displays a dialog box enabling the user to select a Shell folder.
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I am getting a pointer to instance of some class as input argument in a function.
Is it possible to check the pointer is valid pointer of that class by using RTTI or some other way?
Thanks,
Suman
modified on Monday, March 17, 2008 4:52 AM
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Yes. For instance, see [^].
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
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What do you mean exactly by "valid" ? A simple rule that will work in most of the cases is to check if the pointer is NULL or not. If it is not NULL, then it SHOULD mean that the pointer is valid.
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Well, it maybe not NULL but still not valid for the purpose, for instance pointing to garbage or to an instance of a different class.
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
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That's why I said "in most of the cases"
If you have to check if your pointer is pointing to garbage (because for example you already destroyed the object), then I think it is a hint that your design is maybe not the best...
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Cedric Moonen wrote: f you have to check if your pointer is pointing to garbage (because for example you already destroyed the object), then I think it is a hint that your design is maybe not the best...
That's probably matter of development rather than design. Anyway suppose the design is mine: the pointer maybe passed by someone else's stuff
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
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Cedric Moonen wrote: it is a hint that your design is maybe not the best...
I thought the same, but just in case of any rare error, I thought this check may help. But is it good design to surround all the functions by try{} catch(){} ?
Thanks,
Suman
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