delphi webbrowser

We continue ". NET implementation (WebBrowser data collection) "series of the last article, this article I intend to explain how to use the WebBrowser control to achieve" virtual "interactive programs; for example, if we use Winform as the host container and Asp.net as the collection program page, we need to fill in related data items through the client, collect data through Asp.net, and transmit it to the

1 /// 2 ///returns the picture in the specified WebBrowserthe contents of the diagram in3 /// 4 /// WebBrowser Controls5 /// img Element6 /// img Object7 PrivateImage getwebimage (WebBrowser webctl, HtmlElement imgetag)8 {9HTMLDocument doc =(HTMLDocument) WebCtl.Document.DomDocument;TenHTMLBody BODY =(HTMLBody) doc.body; OneIhtmlcontrolrange rang =(Iht

This article is about the technology, only support IE browser, please note to readersThe WebBrowser control is the built-in control for IE browser. As the name implies, this control can be viewed as the browser itself. With the WebBrowser control, you can implement some of the menu commands of IE browser.1. UseFirst create this control on the screen through the 2. Calling methodsWEBBROWSER.EXECWB nCmdID, Nc

WebBrowser class:CExplorer2 () {psitemag=new csitemanager ();:: AfxEnableControlContainer (PSITEMAG); }Long March only the last step, is the writing of HTML, as follows:PS: Here, the Web page call C + + function has been implemented, WebBrowser is based on the IE kernel, if we use the WebBrowser control to browse the Web page, while using window.eternal, if ther

WebBrowser (IE) and JS call each other, webbrowserjs During development, we often embed the WebBrowser control into the Winform program to browse the Web page. Javascript is indispensable for Web pages. Let's talk about the mutual calls between them. In the C # encapsulated browser kernel, Chromium kernel encapsulates Xilium. Cefglue, Cefsharp, and Webkit kernel encapsulates Webkit. Net and OpenWebKitSharp.

When using WebBrowser to visit the website, if the site has alert,window.open such as JS, will appear on the desktop pop-up box, and must be dropped to complete access.I found the internet. The way to block these pop-up boxes is to add event navigated to redefine the functions inside. Like this.WebBrowser wbwebbrowser = new WebBrowser ();wbwebbrowser.navigated + = new Webbrowsernavigatedeventhandler (wbwebb

Find controls in the WebBrowser control pageHtmlElement btnelement = this.webBrw.Document.GetElementById ("Txtnum");if (btnelement! = null){string a = Btnelement.innertext;string B = Btnelement.outertext;}Invoke the JS in the WebBrowser control pageYou need to reference. NetUsing Mshtml;IHTMLDocument2 doc = (IHTMLDocument2) webBrw.Document.DomDocument;IHTMLWindow2 win = (IHTMLWindow2) Doc.parentwindow;Win.e

Since the WPF webbrowser control is very different from the winform webbrowser control, it was tossed around for a night, and now some keyCodeSummarize. The Microsoft. mshtml. dll address must be c: \ Program Files \ Microsoft. NET \ primary InterOP assemblies. 1. Obtain the element value based on the element ID. For example, to obtain the value of the src attribute in this label: Mshtml. ihtmld

This is not a new issue. I have posted a lot about this issue on the internet, and I will make a summary today.When we use the WebBrowser control, an error message box is displayed, which will suspend some automatically executed programs. How can we disable it? Set the WebBrowser control ScriptErrorsSuppressed to True. The script error dialog box cannot be displayed. The ScriptErrorsSuppressed attribute en

First, learn the OOB application. SL provides the out-of-browser function. We will use an instance to learn about this function and use the webbrowser function in this example. First create a project, slwebbrower Create an install. XAML. in XAML, there is an install button and a textblock that displays the installation content, The event of this button is actually very easy to determine whether to install. If not, install it. The Code is as follows:

After using vs2005, I found that multiple webbrowser controls (. NET 2003 is not included). For the convenience of the graph, there are a lot of small tools that I wrote here, and I have a little bit of experience. To sum up, share it with netizens. 1. How to obtain "webpage opening error" Information In the documentcompleted event, you can determine the "res: //": flag in document. url. absoluteuri. (In the past, E. url was used. No wonder it canno

In WPF, webbrowser itself has some defects and cannot adapt to DPI. The specific reason will be added later. First paste the code and how to use it. (Very irresponsible first post code... Make it clear later) The method is: first load an empty html. After loading the HTML, perform the zoom of webbrowser and then load the URL you want to load. namespace WebbrowserTest{ public class WebBrowserZoomInvoker

Yesterday, I just completed an ASP. Net program to extract content from the web page. Because the content of the target webpage is complex, webbrowser is used to replace WebClient. However, the program written locally stops working after it is put on the server, and no exception prompt is found ...... After a waste of more than a dozen hours, I finally found that the reference assembly was missing-to process complex web page elements, I used the i

WebBrowser: Set Cookie and webbrowsercookie WebBrowser is often used in winform. This is a difficulty in setting cookies. Note that the Docment object is read-only, so WebBrowser. docment. cookie only has the get method, and there is no set method. The following describes how to set cookies. Public partial class WebBrowserControl: Form {private String url; [Dll

PreviousArticleHttp://blog.csdn.net/norsd/archive/2008/09/13/2921389.aspx implements a webbrowser. However, all things are not perfect. Some netizens recently asked if release is required to implement the functions of the gethtmldocumentx series. At that time, I did not need to answer the question. I thought like this: The webbrowser class only provides one (series) ihtmldocumentx * pointer.

In fact, there are many such articles on the Internet. I will talk about my experience from the beginning.1. Add referenceRight-click the control bar, select "Add/Remove items", select COM components, and select "Microsoft Web Browser ". Then you can drag a control to the form (an object of the control is called webbrowser below ). There are not many controls that can be adjusted. From some materials, we know that menubar and statusbar in

At present many websites in order to prevent the malicious submission form information, mostly uses the encrypted way to the submission information processing, after the encryption processing passes through the post to the server authentication, this kind of operation is generally uses the javascipt to encrypt, if we want to submit the form to the website correctly, It is necessary to simulate the cryptographic operation of the Javascipt. Then we can also use

1. Modify the form: \ui\docinfo\document.csprivate void Menutableadd_click (object sender, EventArgs e) {Htmleditor.tableaddrow (htmldesign);}private void Menutabledel_click (object sender, EventArgs e) {Htmleditor.tabledeleterow (htmldesign);}2. Modify Class: HtmlEditor.cspublic static void Tableaddrow (WebBrowser pWb) {int rowIndex = 0;HTMLTable table = getselecttable (pWb, ref rowIndex);if (table! = null) {int collen = Table.cells.length/table.rows

1. When the form is initialized, the WebBrowser control's scripterrorssuppressed = True (False debug mode, allow script error prompts), or it can be set in other appropriate events. 2. Writing a sub-process Private Sub Window_error (ByVal sender as Object, _ ByVal e as Htmlelementerroreventargs) ' Ignore Error and suppress popup dialog e.handled = True E nd Sub3. Call the preceding sub-procedure in the Browser_documentcompleted event of the

$. Browser. version often has some inaccurate situations. Recently, I have made some summary and do not know whether to fully use it $. browser. version often has some inaccurate situations. Recently, I have made some summary and do not know whether it is comprehensive or not. The obtained result is the same with navigator. userAgent. indexOf ("MSIE 8.0") of javasript. 1. Use webbrowser to load htm and html pages. At this time, it is inaccurate to o