Mega Code Archive
Submit a Form in TWebbrowser with an image submit button
<![CDATA[
Title: submit a Form in TWebbrowser with an image submit button?
{
If you have a webpage with a Form on it, but the submit - button is an image,
you can use this code (using a TWebBrowser)
}
{
Falls du eine Webpage mit einem Formular hast,
bei welchem der Submit-Knopf ein Bild ist,
dann kannst du diesen Code benutzen (sowie ein TWebBrowser)
}
uses
MSHTML;
var
iDoc: IHtmlDocument2;
i: integer;
ov: OleVariant;
iDisp: IDispatch;
iColl: IHTMLElementCollection;
InputImage: HTMLInputImage;
begin
WebBrowser1.ControlInterface.Document.QueryInterface(IHtmlDocument2, iDoc);
if not Assigned(iDoc) then
begin
Exit;
end;
ov := 'INPUT';
iDisp := iDoc.all.tags(ov);
if Assigned(IDisp) then
begin
IDisp.QueryInterface(IHTMLElementCollection, iColl);
if Assigned(iColl) then
begin
for i := 1 to iColl.Get_length do
begin
iDisp := iColl.item(pred(i), 0);
iDisp.QueryInterface(HTMLInputImage, InputImage);
if Assigned(InputImage) then
begin
if InputImage.Name = 'submit' then
// if the name is submit / falls der name submit lautet
begin
InputImage.Click; // click it / klick es
end;
end;
end;
end;
end;
end;
// 2.
procedure TForm1.Button1Click(Sender: TObject);
var
i: Word;
Document: IHtmlDocument2;
str: string;
begin
// Schleife über alle Bilder im Webbrowser
for i := 0 to WebBrowser1.OleObject.Document.Images.Length - 1 do
begin
Document := WebBrowser1.Document as IHtmlDocument2;
// URL auslesen
Str := (Document.Images.Item(i, 0) as IHTMLImgElement).Href;
// Dateiname des Bildes überprüfen
if Pos('submit_icon.gif', str) 0 then
begin
((Document.Images.Item(i, 0) as IHTMLImgElement) as IHTMLElement).Click;
end;
end;
end;
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