//网上资料只提到获取Frames的内容,IFrame就没有提及到了。
unit Unit1;
interface
uses Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms, Dialogs, StdCtrls, OleCtrls, SHDocVw, MSHTML;
type TForm1 = class(TForm) WebBrowser: TWebBrowser; Button: TButton; mmo1: TMemo; procedure ButtonClick(Sender: TObject); procedure FormCreate(Sender: TObject); private { Private declarations } public { Public declarations } end;
var Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.ButtonClick(Sender: TObject); var Tabi:Integer; doc:IHTMLDocument2; Collection:IHTMLElementCollection; Element:IHTMLElement; frames:IDispatch; framew:IHTMLWindow2; i:OleVariant; s:string; ii,divi:Integer; input:IHTMLInputElement; docii:HTMLDocument; iframe:IWebBrowser;begin doc:=Webbrowser.document as IHTMLDocument2; i:=4; frames:=doc.frames.item(i); framew:=frames as IHTMLWindow2; docii:=framew.document as HTMLDocument;
collection:=docii.all.tags('iframe') as IHTMLElementCollection; //ShowMessage(IntToStr(Collection.length)); for ii:= 0 to collection.length -1 do begin iframe:= Collection.item(ii,varEmpty) as IWebBrowser; //在网上查过不少文章,最后自己尝试成功,关键就是这里。
doc:=iframe.document as IHTMLDocument2; Element:=doc.body as IHTMLElement; Element.innerHTML:=mmo1.Text; end; //总结:获取Webbrowser的iframe的内容,需要把iframe元索强制转换为iwebbrowser接口, //之后,还要强制转换为ihtmlelement接口才可以成功访问iframe里面的元素,否则程序运行出错;end;
procedure TForm1.FormCreate(Sender: TObject);begin WebBrowser.Navigate('http://******************');end;
end.
//@_@ 英文不好,变量名都是乱取的。。。。。编程基础也不是很牢固,路过的朋友请不要笑。。。。
