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System wide hook to block certain keystrokes 14 Years Ago by ktsangop …lParam)); } else if (wParam == VK_F3) { keystrokes = 3; keytime=GetTickCount(); return(CallNextHookEx(hhook, Code…OTHER KEYS I WANT TO BE PROCESSED //.... else { keystrokes = 0; return(CallNextHookEx(hhook, Code, wParam, lParam… Re: System wide hook to block certain keystrokes 14 Years Ago by ktsangop …lParam)); } else if (wParam == VK_F3) { keystrokes = 3; keytime=GetTickCount(); return(CallNextHookEx(hhook, Code,…OTHER KEYS I WANT TO BE PROCESSED //.... else { keystrokes = 0; return(CallNextHookEx(hhook, Code, wParam, lParam… Re: System wide hook to block certain keystrokes 14 Years Ago by ktsangop …) && (lParam & (1 << 31))) { keystrokes = 3; keytime=GetTickCount(); return(CallNextHookEx(hhook, Code, wParam, lParam)); } else…) && (lParam & (1 << 31))) { keystrokes = 4; keytime=GetTickCount(); return(CallNextHookEx(hhook, Code, wParam, lParam)); } else… Re: How to send keystrokes to Notepad ? 15 Years Ago by Kesarion …like to have the process minimised when I send the keystrokes. I'm sure there's a way to use …SendMessage() with WM_KEYUP and WM_KEYDOWN and send keystrokes to a process but I need a working example. Oh… this isn't a keylogger, this is sending keystrokes to a minimised process, not storing keystrokes, Notepad was just an example. how to send keystrokes to an arbitrary application? 15 Years Ago by TheGhost hi, i need to send keystrokes an application (including, "enter", "left arrow", &…. can somebody pls explain and teach me how to send keystrokes to an arbitrary application? thanks. how to captures(keystrokes) instant messeges of msn live messenger in vb.net 14 Years Ago by jayawant.sawant Hi, How to captures instant messages of msn live messenger.How to captures(keystrokes)form live conversion of msn in vb.net.how to create the txtfile of that capture keystrokes of that instant messeges og live messenger of MSN. Thanks, Send keystrokes in console mode 21 Years Ago by Reginald0 Hi, folks! Is there any way (or application) to send keystrokes to buffer in console mode on Linux, like some programs … Accepting keystrokes 17 Years Ago by drew.haley Is there a way to accept keystrokes through c# in a console app? Basically I want to apply macros/the f-keys to my program, thanks. .NET Serialization & Remoting - Mouse and Keystrokes 17 Years Ago by SolTec … to the host image as an overlay and then any keystrokes from the host to the client, similar to RDP or… make a program acept keystrokes even if it is not the active window? 17 Years Ago by Mr_Man hi, i was wondering if anyone knows how to make a program acept keystrokes even if it is not the active window? please reply cheers jack Script to Detect Keystrokes 15 Years Ago by SoulMazer Okay, so I am writing a media player and I would like to be able to control the entire thing without the use of a GUI. So...are there any libraries or anything that would allow me to collect keystrokes on any OS (not just Windows)? Thanks in advance. How to send keystrokes to Notepad ? 15 Years Ago by Kesarion Hi, How can I send keystrokes(like Ctrl + V) to a minimised Notepad ? To send some … Re: How to send keystrokes to Notepad ? 15 Years Ago by Kesarion Well, I gave up on Notepad, I don't know where I have to send those keystrokes to make a paste. Using FindWindow() I need to know the class name of the window to get a handle but what if I only know the window name or process name ? How would I get a handle for the window ? To generate keystrokes using C++, Linux OS 14 Years Ago by jainpratik2 Hi Folks, I need help to generate keystrokes in my existing application in LINUX environment. I am fully … Re: To generate keystrokes using C++, Linux OS 14 Years Ago by alwaysLearning0 … work on every linux platform, it will take all the keystrokes and when a ctr+c is pressed, it will terminate… Re: To generate keystrokes using C++, Linux OS 14 Years Ago by jainpratik2 Dear alwaysLearning0, Thanks for the reply. But I guess , your function is capturing the key event. Though what I want is to simulate the keystrokes. I have found some solution to generate thekey stroke by looking into lib /usr/include/X11/keysymdef.h SO I am trying to implement with it. Re: To generate keystrokes using C++, Linux OS 14 Years Ago by Linux_freak Dear Jainpratik2 I have the same problem with simulating keystrokes under Linux. Yoe wrote,that you tried to solve the problem. Can you please give me a code snipped of your solution. Thanks Linux_freak Re: Processing keystrokes from keyboard 16 Years Ago by DavidOsorno Under windows, keystrokes work as messages. The message queue reader tells that the … Re: System wide hook to block certain keystrokes 14 Years Ago by Ancient Dragon If that last line is executed instead of any of those if statements then the line 6 is the obvious problem. have you checked the value of lparam and lparam & 0x80000000 ? And why don't you just simplify that line by using 0x80000000 instead of 1 << 31 ? The compiler could care less one way or the other but it would help you and others … Re: System wide hook to block certain keystrokes 14 Years Ago by raptr_dflo And there's no bigger help than inserting printf/cout statements to show you exactly which blocks of code are executing (and the values of variables too). They're easy to insert and easy to remove. If you want to get fancy you can define your own "logging system" so that you can print out information at various levels of importance, and… Re: System wide hook to block certain keystrokes 14 Years Ago by nezachem [B]> Bit 31 in lparam tells whether a key is down.[/B] What gives you such idea? Try an experiment: set a breakpoint at line 6. Press buttons few times. Pay attention to lparam. Be surprised that it doesn't change. Then read [URL="http://msdn.microsoft.com/en-us/library/ms644985%28v=vs.85%29.aspx"]documentation[/URL], and realize … Re: System wide hook to block certain keystrokes 14 Years Ago by raptr_dflo It's generally considered bad form for one application to steal events from all other applications. I'm betting (with good cause) that you can do what you need, which means making sure that the keyboard events are passed to your application -before- they're passed to the application that currently has focus ... if you don't want to (or can't) tell… Re: System wide hook to block certain keystrokes 14 Years Ago by nezachem [B]>well-documented[/B] As a matter of fact, it is. See a link in my post. As for applications working correctly, MSDN specifies that [INDENT]For a specified hook type, thread hooks are called first, then global hooks.[/INDENT] which means that an application is still able to receive all events, and also warns that [INDENT]The global … Re: System wide hook to block certain keystrokes 14 Years Ago by ktsangop [QUOTE=nezachem;1591579][B]> Bit 31 in lparam tells whether a key is down.[/B] What gives you such idea? Try an experiment: set a breakpoint at line 6. Press buttons few times. Pay attention to lparam. Be surprised that it doesn't change. Then read [URL="http://msdn.microsoft.com/en-us/library/ms644985%28v=vs.85%29.aspx"]… Re: System wide hook to block certain keystrokes 13 Years Ago by ktsangop In order to mark this thread as solved i add the following. I didn't manage to understand why the application i want to block isn't working. But i concluded to 2 possible answers : 1) Either it loads it's own keyboard driver (or filter driver) 2) Or it's a directx's feature to manage hooks in a way that they are not affected by the technique i … Re: how to send keystrokes to an arbitrary application? 15 Years Ago by VilePlecenta on msdn you can find information regarding SendMessage(), or keybd_event() you can use WM_KEYDOWN or WM_CHAR Edit: I also posted a simple console based app that sends words to a minimized notepad [url]http://www.daniweb.com/forums/thread256517.html[/url] Re: how to send keystrokes to an arbitrary application? 15 Years Ago by TheGhost the thing is, i dun understand whatever's said in the MSDN website. lol. Re: how to send keystrokes to an arbitrary application? 15 Years Ago by VilePlecenta [QUOTE=TheGhost;1124419]the thing is, i dun understand whatever's said in the MSDN website. lol.[/QUOTE] If you do not understand how a window procedure works, then i would recommend start studying there since it is too extensive to explain here. I will however give you a little insight. [CODE] Syntax WM_KEYDOWN // Window message … Re: how to send keystrokes to an arbitrary application? 15 Years Ago by TheGhost from your program in the link, i wrote the following [CODE] HWND foregroundWindow = GetForegroundWindow(); char testChar [2]; testChar[0] = 'h'; testChar[1] = 'i'; for(int i = 0; i < strlen(testChar); i++){ SendMessage(foregroundWindow, WM_CHAR, testChar[i], NULL); } [/CODE] but it doesnt work... why? Re: how to send keystrokes to an arbitrary application? 15 Years Ago by VilePlecenta kk, w.e. app you're sending it to is receiving the characters, but most likely chooses not to accept them as input.