Filling Forms Using WebBrowser Object
May 9, 2009I am trying to fill form located here [URL] using web browser control in MS Visual Basic 2008.
View 1 RepliesI am trying to fill form located here [URL] using web browser control in MS Visual Basic 2008.
View 1 RepliesI have a VB.Net Windows Forms application that incorporates the WebBrowser object.I want to place the input focus/cursor in a textbox after successfully loading a PDF document in the WebBrowser via the Navigate method.I tried to set the focus (TextBox1.Focus) in the DocumentCompleted event handler, but that failed.Or, I should say that the focus does not stay in the textbox.It appears that all processing initiated by the Navigate method is not complete even when the DocumentCompleted event is fired.And, as a result, the input focus is being moved from the textbox for some reason.
I now set the input focus in the ProgressChanged event handler when the CurrentProgress and MaximumProgress event agruments both have values of zero.This is successful, but I want to be sure that I can rely on the values of the event arguments.After I use the Navigate method, the ProgressChanged event is fired 4 times with the following CurrentProgress and MaximumProgress event argument values: 0 of 10000, 10000 of 10000, 10000 of 10000 (again), and finally 0 of 0.Can I confidently rely on a ProgressChanged event at the absolute end of a successful WebBrowser navigation that has CurrentProgress and MaximumProgress both set to 0?
Essentially what I want to do is copy a WebBrowser object such that I can do the equivalent of "Open In New Tab" or "Open In New Window" actions, maintaining any posted data. I don't just want to navigate to the same URL as in the original WebBrowser object, rather I want to repeat the HttpWebRequest.
View 1 RepliesWas updating a project and all of a sudden the auto-filling of a WebBrowserControl's Dropdownbox stopped working. Here is the HTML of the Input box:
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I think it is the "onkeyup" thing that isn't getting fired properly so the dropdown list isn't updating itself... it was working fine before, and now, with no changes, it just stopped working. can someone take a look at my code and see if they spot anything? EDIT: attached an image of the dropdown box in question. as I type, it does the lookup. (using the onkeyup event). I am setting the value of the dropdown to the five digit code at run-time, trying to trigger the onkeyup event to get it to get the full line, but it won't work.
I need to fill some field on webpage in my webbrowser . This field has not got ID and I can not use
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I'm new to this forum and was wondering if somebody could help me out on the visual basic 2008 webbrowser filling iFrames.Here is an example iFrame below
<TD class=controlbar><TEXTAREA style="WIDTH: 500px; DISPLAY: none; HEIGHT: 350px" dir=ltr id=vB_Editor_001_textarea tabIndex=1 rows=10 cols=60 name=message>
I it's my first post on this forum. I need help with filling textbox in WebBrowser.
I wanted to fill textbox in webbrowser. I used for one teztbox and it worked.
WebBrowser1.Document.GetElementById("message").SetAttribute("value", TextBox1.Text)
WEB SOURCE: <input type="text" value="" size="50" tabindex="2" name="subject">In the case above everything was good but how to put the text from textbox3 between '>' and '<'?
<textarea id="message" rows="16" cols="70" tabindex="3" name="text">TEXT HERE
I am trying to submit a feed back form, but I am struggling to actually fill it!!!
Here's the
<form target="ajaxframe" method="post" action="misc_js.php">
<div class="class_postfeedback">
<textarea id="feedback_body" class="feedback_area" cols="25" name="feedback_body" style="overflow: hidden; height: 70px; color: rgb(136, 136, 136);">Write Something...
I have been working on this one for a couple of days now. The company I work for wants me to automate a login (coupled with a phone dialer) to a national Satellite retailer. When the call center individual gets a call the ACD system forwards them to a URL and is supposed to log them in. Unfortunately one of the sites heavily uses frames and I cannot programmatically autofill the userid and password and programmatically press the "OK" button on thee website. The website is: [URL]. I have been able to drill down and fill in the userid and password fields, but this has stopped working but I have never been able to Invoke the OK button event.
View 2 RepliesI am trying to click a button after filling out a form in vb.net 2008. I have the following code but I cannot seem to get it to work.
WebBrowser1.Document.All("username").InnerText = TextBox1.Text
WebBrowser1.Document.All("password").InnerText = TextBox2.Text
WebBrowser1.Document.GetElementById("submit_button").InvokeMember("submit")
I am trying to fill in a simple login form and click submit. I am able to copy the information into the username and password fields but cannot seem to get it to click submit within the code.
Here is the html code for the submit button below:
<div id="submit_button">
<button type="submit" value="Login Now!" onmouseover="this.style.backgroundPosition='bottom';" onmouseout="this.style.backgroundPosition='top';" onclick="return SetFocus();">Login Now!</button>
</div>
Why this isn't working I cannot seem to figure it out.
I have a combo box in a form, I want to fill it with names I have stored in a database.I know I have to use the fill command, but I am not sure what code I need to use.I imagine I need to place this code in the form load event, where I wrote my code to connect to the database.Tell me if I am wrong, but, do I need to create a sql fill command, select Names From Users, then execute that command in the combo box object.
View 6 RepliesI am encountering an interesting problem regarding using Crystal Report 9 with VB.NET 2008. Being asked to create Crystal Report without using attached DataSet or Tables. Instead use TEXT OBJECTS to be filled with data using DATAREADER.
The coding below running well except that it does not create a new row resulting in all the rows from DATAREADER overrides the one before it. The DATAREADER has 15 rows but on the Crystal Report it only display the last row from DATAREADER because of override the row before it.[code]...
I'm developing an VB.NET application which utilizes a webbrowser control. The browser control needs to navigate to a simple page which prompts the user for their user name and password. However, this prompt is not simply a web form, but it is a completely new dialog window. I need a way to automate filling in the username and password in this dialog by using locally stored credentials, so that there is no interruption in the webbrowser control's navigation. The only information that I have been able find so far that might be useful in solving this problem, involves using windows hooks in the user32.dll to intercept and negotiate with these windows at a low level.
View 2 RepliesI have a combobox in a form, I want to fill it with names I have stored in a database. I know I have to use the fill command, but I am not sure what code I need to use. I imagine I need to place this code in the form load event, where I wrote my code to connect to the database. Do I need to create a sql fill command, select Names From Users, then execute that command in the combo box object.
View 3 RepliesI have a problem with filling a datagrid (DGV2) in my form. The code does not do what I desire.
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Dear forummembers,I have a problem with filling a datagrid (DGV2) in my form.The code does not do what I desire.
Dim I As Integer
ItemLoc Dim As Integer = -1
For I = 0 To DGV2.Rows.Count - 1
[code].....
I created this program to automatically post reviews I have written to this website. All the code works fine until the last line. It throws this error "Object variable or With block variable not set." I can't figure it out, because it works fine before this point when i call it on other pages.
Dim email, password As String
email = "email"
password = "password"
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I created a user control with a listbox in it and a public property ListItem()
Public Property ListItem() As String
Get
Return _ListItem
End Get
Set(ByVal value As String)
_ListItem = value
End Set
End Property
On FormLoad I wish to fill the Usercontrol Listbox with the values that the user supplies.
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim u As New UserControl1()
u.ListItem = "hello"
u.ListBox1.Items.Add(u.ListItem)
End Sub
The Listbox does get filled.
I have a form with text boxes ,masked text boxes e.t.c there is a binding (data) source MytablebindingSource). when i open the form the on form_load event i use the following code
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I've been trying to make a app that logs into a website. So far it didn't work for me.I have trouble because:
- The "pin" (username) box on the site doesn't have an ID. (Can't use getelementbyid)
- The picture doesn't have an ID either
Codes I've tried:
With WebBrowser1.Document
.All("pin").InnerText = "mypinhere"
End With
End Sub
This should have, in my opinion, filled in the textbox. Now I need to click the login button?Also I found this in the source of the site:
<img src="/media/img/text_AccountPin.gif" alt="Account Pin" width="93" height="10" border="0"> <input type="text" name="pin" class="form" size="15"> </p>
As we can see, it says
name="pin"
So I should be able to use "getelementbytagname" right?Also, the formId is logmein (log me in)
<form id="logmein"....
This is what I came up with:
Dim webbrowserDocForm As HtmlElementCollection = WebBrowser1.document.GetElementsByTagName("logmein")
For Each curElement As HtmlElement In webbrowserDocForm
Dim controlValue As String = curElement.GetAttribute("Value").ToString
[code]....
in the next code it's tagname is "input" or "text"? Because I found:
<input type="text" name="pin" class="form" size="15"> </p>
Code for filling in:
webbrowserDocForm = WebBrowser1.document.GetElementsByTagName("text")
For Each curElement As HtmlElement In webbrowserDocForm
Dim controlName As String = curElement.GetAttribute("name").ToString
[code]....
It doesn't give me any errors no more, but it doesn't work either.
I know how to handle a single objects property changed event very easily. I want to handle a objects property changed event that is part of another object.
Given Object:
[ObjectY = Y]
+ Public WithEvents X As ObjectX
I would like to do something like:
Private Sub XPropertyChanged() Handles Y.X.PropertyChanged
Right now I need to create a object that equals the object inside that object and then handle this variable pointers property changed, but that is just annoying.
I dont think I am writing the values to the object. Not sure if this is the best way to do this with multiple values.Public Function ListDMR() As DMRDataLists
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Our customers get an unahndled exception as stated above. Can you tell me how to trap the error on customer applicaiton? Customer does not know when the error comes so i want to know what causes the error.
View 5 RepliesI understand in previous versions of VB the webbrowser object had a beforenavigate2 event that provided access to the postdata of the webbrowser. I've searched and searched and I think that event was disabled for visual studio 2010.
View 2 RepliesI have a program which opens up a webpage through a WebBrowser object in c#, and does a bunch of operations with it. Now I need to integrate this functionality into my own webpage.
That means that either I need to take the c# code, and somehow make it work in my webpage itself (put in a WebBrowser object, set up event handlers, etc), or I need to somehow have my webpage open this program on my server, fire an event to start, and receive input from it. It is very important for me to use a WebBrowser object (or even WebKit.Net) because there is a lot of javascript, etc on the page that needs to be processed.
I'm reading a string from a text file, and want to use that string as the URL for my web browser object. The error I get is it needs to be URI, but I am completely lost on how to make a string into URI.
View 3 RepliesIs there a collection or property somewhere to determine the certificate properties that is in used with the current browser?
If I right-click on the browser object on the VB form, I can see the properties and see the certificates, etc. But is there a way to programatically get to that point? Not seeing anything clearly marked. Not sure if it isn't exposed or if I'm just not seeing it.
So I am currently using the method of combining a timer with a WebBrowser control to constantly check if some particular text has appeared in the WebBrowser control on my form. The text is dynamically generated after some arbitrary amount of time depending on the user's internet connection speed. (I'm using DOM to do this). The code to check for the HtmlElements lies within a function, which is turned called by the timer.
I find that this is kind of crappy and occasionally lags the UI interface, if not making the entire program behave sluggishly. I have been thinking of just using a simple while loop in a worker thread to take care of the issue, but I understand that new threads cannot interact with the UI thread directly (including controls); they have to call wrappers that are present within the UI thread.
So my question is, can you declare a WebBrowser control and still interact with its HTMLDocument properties if you declare it within a worker thread? I don't want the while loop to be executed within the UI thread (by using a wrapper), since that would defeat the purpose. I would also like to avoid DoEvents() as much as possible...unless that's the only way to do this thing?
I'm trying to create a windows service that loads a website, navigates it, and pulls some information using javascript. This is all very easy to do in a windows forms application, but isn't working in a webservice (apparently because services can't access the registry WinInet Not Supported for Use in Services). Any ideas how to get it to work? Here's my code that outputs nothing:
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EDIT: I need a WebBrowser or WebKit.Net object because I need to execute javascript on the page, and I need to maintain a login (using cookies and post data). If there's another method to do this please let me know.
is there a way to copy selected text out of a WebBrowser object? I tried:
Webbrowser.Select()
Clipboard.SetDataObject(Webbrowser)