📄 unit1.~pas
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unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls, ToolWin, ComCtrls, Menus, OleCtrls, SHDocVw, Buttons;
type
TForm1 = class(TForm)
WebBrowser1: TWebBrowser;
ToolBar1: TToolBar;
Label1: TLabel;
ComboBox1: TComboBox;
Button1: TButton;
StatusBar1: TStatusBar;
ToolBar2: TToolBar;
BitBtn1: TBitBtn;
BitBtn2: TBitBtn;
BitBtn3: TBitBtn;
BitBtn4: TBitBtn;
procedure Button1Click(Sender: TObject);
procedure ComboBox1KeyPress(Sender: TObject; var Key: Char);
procedure WebBrowser1DownloadBegin(Sender: TObject);
procedure WebBrowser1DownloadComplete(Sender: TObject);
procedure WebBrowser1TitleChange(Sender: TObject;
const Text: WideString);
procedure FormCreate(Sender: TObject);
procedure BitBtn1Click(Sender: TObject);
procedure BitBtn2Click(Sender: TObject);
procedure BitBtn3Click(Sender: TObject);
procedure BitBtn4Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
procedure GotoPage(ReqURL:string) ;
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.GotoPage(ReqURL:string) ;
begin
WebBrowser1.Navigate(ReqUrl);
end;
procedure TForm1.Button1Click(Sender: TObject);
begin
GotoPage(comboBox1.text);
end;
procedure TForm1.ComboBox1KeyPress(Sender: TObject; var Key: Char);
begin
if Key = #13 then
GotoPage(ComboBox1.Text);
end;
procedure TForm1.WebBrowser1DownloadBegin(Sender: TObject);
begin
StatusBar1.Panels[0].text:='loading - '+combobox1.Text +'...';
end;
procedure TForm1.WebBrowser1DownloadComplete(Sender: TObject);
var
NewUrl:string;
begin
StatusBar1.Panels[0].Text:='over';
NewUrl:=WebBrowser1.LocationURL;
IF (NewUrl<>'') and(ComboBox1.Items.IndexOf(NewUrl)<0) then
begin
ComboBox1.Items.Add(NewUrl);
combobox1.ItemIndex:= ComboBox1.Items.IndexOf(NewUrl);
end;
end;
procedure TForm1.WebBrowser1TitleChange(Sender: TObject;
const Text: WideString);
begin
caption:='WebShell';
end;
procedure TForm1.FormCreate(Sender: TObject);
begin
GotoPage('about:blank');
end;
procedure TForm1.BitBtn1Click(Sender: TObject);
begin
WebBrowser1.GoBack;
BitBtn2.Enabled :=True;
end;
procedure TForm1.BitBtn2Click(Sender: TObject);
begin
WebBrowser1.GoForward;
end;
procedure TForm1.BitBtn3Click(Sender: TObject);
begin
WebBrowser1.Refresh;
end;
procedure TForm1.BitBtn4Click(Sender: TObject);
begin
WebBrowser1.GoHome;
end;
end.
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