Hook Implementation In Windows Form?
Jul 29, 2009I implemented Hooks in windows form. I want to set the tab order according to my order
But it is taking arbitrary . can you help how to set tab order in windows form in hook
I implemented Hooks in windows form. I want to set the tab order according to my order
But it is taking arbitrary . can you help how to set tab order in windows form in hook
I have a form that is displayed, not by ShowDialog, but by setting its visible property to true. This is so it behaves like a dropdown.The form installs a mouse hook, using SetWindowsHookEx(WH_MOUSE, ...).
I detect if the mouse is clicked outside of the dropdown and if so, return 1 in my HookProc method and close the dropdown.The strange thing is, if I click outside of my drop down on to a textbox, the textbox still receives the mouse click, after my dropdown closes, even though it's been handled by my HookProc method.It gets stranger... If I click on a label or button, they do not receive the mouse click, as expected, after the drop down closes!
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So I've been doing some research on the singleton factory design pattern, and I am wondering if my example implementation is correct (warning I did get carried away creating animals):
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I had created a windows forms application in vb.net. It contained several windows. Now the users of that application are telling me to display all in one main form. They want to see all the details in one form. I had implemented MDI but they want something like tabs. On different tabs different forms should be displayed. How shall I implement this.
View 4 Repliesalmost perfectly works to disable specific keys. but 1problem. for example : checkbox1 checked and then press button1 L win key disable its okey.but then i press button2 to active keys and press again button1.this time not working disabling keys.
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How can I change the background of my form to look like that of Windows Mobility Center in Windows Vista?
View 2 RepliesIt is possible to create windows service using windows form control in vb.net. give me the url or links. The windows forms control such as, Timer control, list-box, notify-icon control etc.
View 1 RepliesIs there any way I can install a global hook or something else on the start of external process. WH_CBT hook, as it appears can only intercept events for processes that have windows, but what if I want to intercept the start/stop of a windowless application or a windows service? Is there any way to do it using .NET?Generally, I want my application to receive a notification of some process being launched knowing only an executable name.Presently I simply use a timer to iterate through running processes, but I wonder if there a better way to do it?
View 4 RepliesI have an app where I need to hook into a particular control's horizontal scroll event. I'm not real experienced in hooking into Windows events.
View 1 RepliesI want to hook keyboard with vb , so that whenever my application written in vb runs it will capture all the keys pressed from the keyboard and show all the keys being pressed in a textbox on window's form
View 1 RepliesI want to hook low level Mouse hook in vb, and after that I want to save the X-axis, Y-axis and clicks(Right/Left) into database for later use or automation..But I don't understand that how should I save the X-axis, Y-axis and clicks into a MS SQL databse and later retrieve them?
View 2 RepliesI'm writing a code to use it in a keyboard spy program , and I'm using hook techneque with this , but the problem is that : if I ForExamle clicked on Shift and number 2 it doesn't give me At (@), I want it to give me at (@) ..
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I'm trying do capture the Excel event Sheet_Activate and put some information in a list box control. I can capture the event, but when I try to add some information in the list box controle, an error message is showed. Here is my code:
Imports Excel = Microsoft.Office.Interop.Excel
Public Class WorkbookInfo
Private WithEvents _ExcelApp As Excel.Application
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url...This example works on a my 32 bit XP machine, but it does not work on my Vista Ultimate 64 bit machine. The example is supposed to hook notepad so that whenever I type a character in notepad, a text box recieves the same character. This works on XP, but on Vista 64, nothing happens.I should probably say that when I first ported the example to Vista, I ran into 2 problems, which I think I correctly fixed.
1. I was getting a BadImageFormatException when the DLL was first trying to be accessed. I fixed this by setting the target platform in the VB project to be x86.
2. I was getting a DllNotFoundExeception, so I placed the "MainHook.dll" file in both:[code]I have a couple of theories, but I'm a bit of a beginner when it comes to hooking. Could this be happening because Notepad is a 64 bit application and the hook is written in 32 bit? I have the express version of VC++, so I can't create a dll targetted to 64 bit, so I haven't tried that.
I have seen this happen before but am not sure how I resolved it in the past. On runtime the controls of my form change from the windows 7/vista format to an older version format as shown in the attached image.
How to display the controls in the format on the left (new windows format)
i am doing project of Order Accepting system for five star hotels.Scenario is Waiter will accept order using Window Mobile which is Connected to WiFi present in hotel.I want to communicate to database(Sql Server) present on My Machine (Computer present in kitchen) through WiFi and Add order into table present inside database. This should notify my application present on Compter and should print order. After completion of Order Application from kitchen will notify to waiter about completion. My problem is How to Communicate with database present on Remote computer using WiFi from windows Mobile.
View 2 RepliesIt is possible to create windows service using windows form control in vb.net.If yes then please give me the url or links.
View 1 RepliesI´m using the SetWindowsHookEx API to hook the keyboard, and it works, but when I get vkCode from the structKBDLLHOOKSTRUCT it gives me way too high numbers instead of the ASCII byte I expect to receive. Also, the numberchanges each time I press the same key, so obviously something is wrong. I´m on Windows XP 32 bits, VB 2008 Express, Net. Framework 3.5 SP2. This is the relevant code (condensed, will
View 3 RepliesUsing VB 2010, is it possible to capture all mouse clicks and determine what was clicked?We're trying to develop a small utility that will pop up context based menus to fill in application forms and common strings for terminal sessions.Basically, whenever I middle click I want my app to determine if the window was an occurance of PuTTY. If so, check the titlebar for certain strings and send keystrokes to that window based on the titlebar text.If VB 2010 can't do this, what should I be looking for? Will VB6 apps do the job? Will they work on a Windows 7 PC?
View 2 Repliesi am trying to create a keyboard hook so when i type out something my app will pop up, regardless of which app has focus at the time.i coded this already in a form which then opens up a second form but now i trying to make it so my module opens first, and then it will open up my secondary form.but the issue i am having is when the module loads and starts the keyhooking, i get an error on the following code saying"Overflow Exception was unhandled, Arthmetic operation resulted in an overflow".[code]
View 1 RepliesI recently order to monitor third-party software program written in VB.NET to call their own
View 5 RepliesHow do I setup the mouse hook and keyboard hook?
View 1 RepliesI'm using a textbox to define a hotkey, and I need to make the textbox receive key events and prevent the form from receiving them.The reason it's a problem is because Tab (and probably other keys) is a valid key, but the form uses that as a shortcut, so the textbox never receives the keypress.
View 5 RepliesI have a program that u record your clicks then you press a button (Ctrl + E) then it plays them back. What I want is for Ctrl+E to stop them, It would work but it seems like its being overpowered by the mousemoving and clicking. The keyhook did already work before I started on the playback part.
Protected Overrides Sub WndProc(ByRef m As System.Windows.Forms.Message)
If m.Msg = WM_HOTKEY Then
If m.WParam = 2 Then
If started2 = True Then
started2 = False
ElseIf started2 = False Then
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So i am having a bit of a problem.. What i want is for my application to show the panel in the from to display a windows explorer selection.. Look here
You see the panel 2 in here... Well the panel 2 needs to display this...
Is this possible you know like with a library or an extension or something.. Or do i need to make my own System for viewing files..???
It is possible to create windows service using windows form control in vb.net. The windows forms control such as, Timer control, list-box, notify-icon control etc.
View 2 RepliesI'm trying to move a windows form app to a windows mobile 5 device and I was able to get every thing working except this piece of code.
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What I'm looking to do is 'hook' a physical drive connected to the system so I can process data coming through the API before it's written to the disk. I have a sense DeviceIOControl is where I should be, but I can't seem to find any IOCTL code that uses a callback (which is what I expect I should be using to scan/process data on its way through the API).
View 2 RepliesI'm trying to create a CBT hook to an application, in this case Notepad.
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EDIT: I have also tried it on a Windows XP system now, and it doesn't work there either.
I have a form, that acts like a drop-down, that I display non-modal. I attach a mouse hook to the form to determine when the mouse is clicked out of it, so that I know to close it - by setting Visible = False.
Because I want the HookProc to handle the last click, I can't dispose the Hook or my Dropdown until I'm sure that my event handler has returned to the HookProc.[code]...