source: cprs/branches/tmg-cprs/CPRS-Chart/TMG_Extra/HTMLEdit/IEMultiDownload.pas@ 541

Last change on this file since 541 was 541, checked in by Kevin Toppenberg, 15 years ago

TMG Ver 1.1 Added HTML Support, better demographics editing
File size: 21.6 KB
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1//****************************************************
2// IEMultiDownload *
3// For Delphi 5 - 2009 *
4// Freeware Component *
5// by *
6// *
7// Eran Bodankin (bsalsa) *
8// bsalsa@gmail.com *
9// *
10// Documentation and updated versions: *
11// http://www.bsalsa.com *
12//****************************************************
13
14{*******************************************************************************}
15{LICENSE:
16THIS SOFTWARE IS PROVIDED TO YOU "AS IS" WITHOUT WARRANTY OF ANY KIND,
17EITHER EXPRESSED OR IMPLIED INCLUDING BUT NOT LIMITED TO THE APPLIED
18WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A PARTICULAR PURPOSE.
19YOU ASSUME THE ENTIRE RISK AS TO THE ACCURACY AND THE USE OF THE SOFTWARE
20AND ALL OTHER RISK ARISING OUT OF THE USE OR PERFORMANCE OF THIS SOFTWARE
21AND DOCUMENTATION. BSALSA PRODUCTIONS DOES NOT WARRANT THAT THE SOFTWARE IS ERROR-FREE
22OR WILL OPERATE WITHOUT INTERRUPTION. THE SOFTWARE IS NOT DESIGNED, INTENDED
23OR LICENSED FOR USE IN HAZARDOUS ENVIRONMENTS REQUIRING FAIL-SAFE CONTROLS,
24INCLUDING WITHOUT LIMITATION, THE DESIGN, CONSTRUCTION, MAINTENANCE OR
25OPERATION OF NUCLEAR FACILITIES, AIRCRAFT NAVIGATION OR COMMUNICATION SystemS,
26AIR TRAFFIC CONTROL, AND LIFE SUPPORT OR WEAPONS SystemS. VSOFT SPECIFICALLY
27DISCLAIMS ANY EXPRES OR IMPLIED WARRANTY OF FITNESS FOR SUCH PURPOSE.
28
29You may use, change or modify the component under 4 conditions:
301. In your website, add a Link to "http://www.bsalsa.com"
312. In your application, add credits to "Embedded Web Browser"
323. Mail me (bsalsa@gmail.com) any code change in the unit
33 for the benefit of the other users.
344. Please consider donation in our web site!
35{*******************************************************************************}
36
37unit IEMultiDownload;
38
39{$I EWB.inc}
40
41interface
42
43uses
44 WinInet, MSHTML_EWB, Windows, SysUtils, Classes, Forms, ExtCtrls,
45 IEDownload, IEParser, EwbUrl;
46
47type
48 TIEMultiDownload = class;
49
50 TMultiState = (msBusy, msReady, msStopped);
51 TMultiDownloadOptions = (doAll, doImages, doPages, doVideo, doMusic);
52
53 TDownloadItem = class(TCollectionItem)
54 private
55 FFileName: WideString;
56 FPassword: WideString;
57 FPath: WideString;
58 FPort: integer;
59 FProtocol: WideString;
60 FRef: WideString;
61 FRoot: WideString;
62 FUser: WideString;
63 procedure Set_Ref(const Value: WideString);
64 procedure SetFileName(const Value: WideString);
65 procedure SetPassword(const Value: WideString);
66 procedure SetPath(const Value: WideString);
67 procedure SetPort(const Value: integer);
68 procedure SetProtocol(const Value: WideString);
69 procedure SetRoot(const Value: WideString);
70 procedure SetUser(const Value: WideString);
71 public
72 procedure Assign(Source: TPersistent); override;
73 published
74 property FileName: WideString read FFileName write SetFileName;
75 property Ref: WideString read FRef write Set_Ref;
76 property Password: WideString read FPassword write SetPassword;
77 property Path: WideString read FPath write SetPath;
78 property Port: integer read FPort write SetPort;
79 property Protocol: WideString read FProtocol write SetProtocol;
80 property Root: WideString read FRoot write SetRoot;
81 property User: WideString read FUser write SetUser;
82 end;
83
84 TDownloadList = class(TCollection)
85 private
86 FIEMD: TIEMultiDownload;
87 function GetItem(Index: Integer): TDownloadItem;
88 procedure SetItem(Index: Integer; Value: TDownloadItem);
89 protected
90 function GetOwner: TPersistent; override;
91 public
92 constructor Create(IEMD: TIEMultiDownload);
93 function Add: TDownloadItem;
94 function Insert(Index: Integer): TDownloadItem;
95 function IsListed(const aRef: WideString): Boolean;
96 procedure DeleteItem(Index: Integer);
97 procedure ClearItems;
98 public
99 property Items[index: Integer]: TDownloadItem read GetItem write SetItem; default;
100 end;
101
102 TOnMultiBeforeDownloadEvent = procedure(Sender: TObject; const hRef: WideString; const Item: TDownloadItem; var Cancel: boolean) of object;
103 TOnMultiCompleteEvent = procedure(Sender: TObject; const DownloadedList: TStrings) of object;
104 TOnMultiGetDocInfoEvent = procedure(Sender: TObject; const Text: string) of object;
105 TOnMultiGetImageEvent = procedure(Sender: TObject; const ImgName: string; var Cancel: Boolean) of object;
106 TOnMultiGetLinkEvent = procedure(Sender: TObject; const hRef, Host, HostName, PathName, Port, Protocol, MimeType, NameProp: string; var Cancel: Boolean) of object;
107 TOnMultiGetQueryInfoEvent = procedure(const MimeType, Encoding, Disposition: string) of object;
108 TOnMultiItemAddedEvent = procedure(Sender: TObject; const hRef, hProtocol, hRoot, hPath, hFileName, hUser, hPassword: WideString; const hPort: integer) of object;
109 TOnMultiParseCompleteEvent = procedure(Sender: TObject; Doc: IhtmlDocument2; All: IHtmlElementCollection) of object;
110 TOnMultiParseDocumentEvent = procedure(Sender: TObject; const Res: HRESULT; stMessage: string) of object;
111 TOnMultiParseErrorEvent = procedure(Sender: TObject; const ErrorCode: integer; const Url, stError: string) of object;
112 TOnMultiParseProgressEvent = procedure(Sender: TObject; const ulProgress, ulProgressMax: integer) of object;
113 TOnMultiStateChangeEvent = procedure(Sender: TObject; const State: TMultiState) of object;
114 TOnMultiStartParsingEvent = procedure(Sender: TObject; const aUrl: WideString) of object;
115
116 TIEMultiDownload = class(TCustomIEDownload)
117 private
118 FAbout: string;
119 FBaseFolder: WideString;
120 FBaseUrl: WideString;
121 FAbort: Boolean;
122 FDownloadLevel: integer;
123 FFromBaseSiteOnly: Boolean;
124 FGetCompleteBaseSite: Boolean;
125 FItems: TDownloadList;
126 FMultiDownloadOptions: TMultiDownloadOptions;
127 FMultiState: TMultiState;
128 FMaxItems: integer;
129 FOnMultiBeforeDownload: TOnMultiBeforeDownloadEvent;
130 FOnMultiComplete: TOnMultiCompleteEvent;
131 FOnMultiGetDocInfo: TOnMultiGetDocInfoEvent;
132 FOnMultiGetImage: TOnMultiGetImageEvent;
133 FOnMultiGetLink: TOnMultiGetLinkEvent;
134 FOnMultiGetQueryInfo: TOnMultiGetQueryInfoEvent;
135 FOnMultiItemAdded: TOnMultiItemAddedEvent;
136 FOnMultiParseComplete: TOnMultiParseCompleteEvent;
137 FOnMultiParseDocument: TOnMultiParseDocumentEvent;
138 FOnMultiParseError: TOnMultiParseErrorEvent;
139 FOnMultiParseProgress: TOnMultiParseProgressEvent;
140 FOnMultiStateChange: TOnMultiStateChangeEvent;
141 FOnMultiStartParsing: TOnMultiStartParsingEvent;
142 FOpenFolder: boolean;
143 FProgress, FProgressMax: integer;
144 FTimer: TTimer;
145 FRoorUrl: string;
146 HtmlParser: TIEParser;
147 slDownloadedList: TStringList;
148 UrlParser: TUrl;
149 procedure DoOnExit;
150 procedure DownloadList(const aItems: TDownloadList);
151 procedure MultiAnchor(Sender: TObject; hRef, Target, Rel, Rev, Urn, Methods, Name, Host, HostName, PathName, Port, Protocol, Search, Hash, AccessKey, ProtocolLong, MimeType, NameProp: string; Element: TElementInfo);
152 procedure MultiGetDocInfo(Sender: TObject; const Text: string);
153 procedure MultiGetQueryInfo(const MimeType, Encoding, Disposition: string);
154 procedure MultiImage(Sender: TObject; Source: string; ImgElement: IHTMLImgElement; Element: TElementInfo);
155 procedure MultiParseComplete(Sender: TObject; Doc: IhtmlDocument2; All: IHtmlElementCollection);
156 procedure MultiParseDocument(Sender: TObject; const Res: HRESULT; stMessage: string);
157 procedure MultiParseError(Sender: TObject; const ErrorCode: integer; const Url, stError: string);
158 procedure MultiStartParsing(Sender: TObject; const aUrl: WideString);
159 procedure SetAbout(Value: string);
160 procedure SetItems(Value: TDownloadList);
161 procedure SetMaxItems(Value: Integer);
162 procedure MultiTimer(Sender: TObject);
163 protected
164 public
165 constructor Create(AOwner: TComponent); override;
166 destructor Destroy; override;
167 function AddItem(const aRef: string): TDownloadItem;
168 procedure GoMulti(BaseUrl: WideString);
169 procedure SetDownloadOptions(const Value: TMultiDownloadOptions);
170 procedure Stop;
171
172 public
173 property DownloadedList: TStringList read slDownloadedList;
174 property MultiState: TMultiState read FMultiState;
175 published
176 property About: string read FAbout write SetAbout;
177 property BaseUrl: WideString read FBaseUrl write FBaseUrl;
178 property DownloadLevel: integer read FDownloadLevel write FDownloadLevel default 1;
179 property DownloadOptions: TMultiDownloadOptions read FMultiDownloadOptions write SetDownloadOptions default doAll;
180 property FromBaseSiteOnly: boolean read FFromBaseSiteOnly write FFromBaseSiteOnly default True;
181 property GetCompleteBaseSite: boolean read FGetCompleteBaseSite write FGetCompleteBaseSite default False;
182 property Items: TDownloadList read FItems write SetItems;
183 property MaxItems: integer read FMaxItems write SetMaxItems default 100;
184 property OnMultiBeforeDownload: TOnMultiBeforeDownloadEvent read FOnMultiBeforeDownload write FOnMultiBeforeDownload;
185 property OnMultiComplete: TOnMultiCompleteEvent read FOnMultiComplete write FOnMultiComplete;
186 property OnMultiGetDocInfo: TOnMultiGetDocInfoEvent read FOnMultiGetDocInfo write FOnMultiGetDocInfo;
187 property OnMultiGetImage: TOnMultiGetImageEvent read FOnMultiGetImage write FOnMultiGetImage;
188 property OnMultiGetLink: TOnMultiGetLinkEvent read FOnMultiGetLink write FOnMultiGetLink;
189 property OnMultiGetQueryInfo: TOnMultiGetQueryInfoEvent read FOnMultiGetQueryInfo write FOnMultiGetQueryInfo;
190 property OnMultiItemAdded: TOnMultiItemAddedEvent read FOnMultiItemAdded write FOnMultiItemAdded;
191 property OnMultiParseComplete: TOnMultiParseCompleteEvent read FOnMultiParseComplete write FOnMultiParseComplete;
192 property OnMultiParseDocument: TOnMultiParseDocumentEvent read FOnMultiParseDocument write FOnMultiParseDocument;
193 property OnMultiParseError: TOnMultiParseErrorEvent read FOnMultiParseError write FOnMultiParseError;
194 property OnMultiParseProgress: TOnMultiParseProgressEvent read FOnMultiParseProgress write FOnMultiParseProgress;
195 property OnMultiStateChange: TOnMultiStateChangeEvent read FOnMultiStateChange write FOnMultiStateChange;
196 property OnMultiStartParsing: TOnMultiStartParsingEvent read FOnMultiStartParsing write FOnMultiStartParsing;
197 end;
198
199implementation
200
201uses
202 IEDownloadTools;
203
204procedure TDownloadItem.Assign(Source: TPersistent);
205var
206 Item: TDownloadItem;
207begin
208 if (Source is TDownloadItem) then
209 begin
210 Item := (Source as TDownloadItem);
211 FRef := Item.Ref;
212 FProtocol := Item.Protocol;
213 FRoot := Item.Root;
214 FPort := Item.Port;
215 FFileName := Item.FileName;
216 FUser := Item.User;
217 FPassword := Item.Password;
218 FPath := Item.Path;
219 end
220 else
221 begin
222 inherited Assign(Source);
223 end;
224end;
225
226procedure TDownloadItem.SetFileName(const Value: WideString);
227begin
228 if FFileName <> Value then
229 FFileName := Value;
230end;
231
232procedure TDownloadItem.SetPath(const Value: WideString);
233begin
234 if FPath <> Value then
235 FPath := Value;
236end;
237
238procedure TDownloadItem.SetRoot(const Value: WideString);
239begin
240 if FRoot <> Value then
241 FRoot := Value;
242end;
243
244procedure TDownloadItem.SetPort(const Value: integer);
245begin
246 if FPort <> Value then
247 FPort := Value;
248end;
249
250procedure TDownloadItem.SetUser(const Value: WideString);
251begin
252 if FUser <> Value then
253 FUser := Value;
254end;
255
256procedure TDownloadItem.SetPassword(const Value: WideString);
257begin
258 if FPassword <> Value then
259 FPassword := Value;
260end;
261
262procedure TDownloadItem.Set_Ref(const Value: WideString);
263begin
264 if FRef <> Value then
265 FRef := Value;
266end;
267
268procedure TDownloadItem.SetProtocol(const Value: WideString);
269begin
270 if FProtocol <> Value then
271 FProtocol := Value;
272end;
273
274//-------------------------------------------------------------------------------
275
276procedure TDownloadList.DeleteItem(Index: Integer);
277begin
278 Delete(Index);
279end;
280
281procedure TDownloadList.ClearItems;
282begin
283 Clear;
284end;
285
286function TDownloadList.GetItem(Index: Integer): TDownloadItem;
287begin
288 Result := TDownloadItem(inherited GetItem(Index));
289end;
290
291procedure TDownloadList.SetItem(Index: Integer; Value: TDownloadItem);
292begin
293 inherited SetItem(Index, Value);
294end;
295
296function TDownloadList.Add: TDownloadItem;
297begin
298 Result := TDownloadItem(inherited Add);
299end;
300
301function TDownloadList.Insert(Index: Integer): TDownloadItem;
302begin
303 Result := Add;
304 Result.Index := Index;
305end;
306
307function TDownloadList.IsListed(const aRef: WideString): Boolean;
308var
309 I: Integer;
310begin
311 Result := True;
312 for I := 0 to Count - 1 do
313 if CompareText(LowerCase(Items[I].FRef), LowerCase(aRef)) = 0 then
314 Exit;
315 Result := False;
316end;
317
318constructor TDownloadList.Create(IEMD: TIEMultiDownload);
319begin
320 inherited Create(TDownloadItem);
321 FIEMD := IEMD;
322end;
323
324function TDownloadList.GetOwner: TPersistent;
325begin
326 Result := FIEMD;
327end;
328
329//-------------------------------------------------------------------------------
330
331function TIEMultiDownload.AddItem(const aRef: string): TDownloadItem;
332var
333 UP: TUrl;
334begin
335 Result := nil;
336 if (not FItems.isListed(aRef)) and (FItems.Count <> FMaxItems) and
337 (IEDownloadTools.IsValidURL(aRef)) then
338 begin
339 slDownloadedList.Add(aRef);
340 UP := TUrl.Create(aRef);
341 UP.Clear;
342 UP.QueryUrl(aRef);
343 with FItems.Add do
344 begin
345 FRef := aRef;
346 FProtocol := UP.Protocol;
347 FRoot := UP.HostName;
348 FPort := UP.Port;
349 FFileName := UP.Document;
350 FUser := UP.UserName;
351 FPassword := UP.Password;
352 FPath := CharReplace(UP.UrlPath, '/', '\');
353 ;
354 if (FPath = Trim('/')) or (FPath = Trim('\')) then
355 FPath := EmptyStr;
356 if Assigned(FOnMultiItemAdded) then
357 FOnMultiItemAdded(Self, FRef, FProtocol, FRoot, FPath, FFileName,
358 FUser, FPassword, FPort);
359 end;
360 UP.Free;
361 end;
362end;
363
364procedure TIEMultiDownload.DownloadList(const aItems: TDownloadList);
365var
366 bCancel: Boolean;
367 I: integer;
368 FDLFolder: WideString;
369begin
370 if (not FAbort) then
371 for I := 0 to aItems.Count - 1 do
372 begin
373 if FAbort then
374 Exit;
375 with aItems.Items[I] do
376 begin
377 bCancel := False;
378 if Assigned(FOnMultiBeforeDownload) then
379 FOnMultiBeforeDownload(Self, aItems.Items[I].FRef, aItems.Items[I], bCancel);
380 if not bCancel then
381 begin
382 FDLFolder := FBaseFolder + aItems.Items[I].FRoot +
383 IncludeTrailingPathDelimiter(aItems.Items[I].FPath);
384 if (aItems.Items[I].FRef <> EmptyStr) then
385 Go(aItems.Items[I].FRef, aItems.Items[I].FFileName, FDLFolder);
386 FDLFolder := EmptyStr;
387 end;
388 end;
389 end;
390end;
391
392procedure TIEMultiDownload.GoMulti(BaseUrl: WideString);
393var
394 I: integer;
395begin
396 Reset;
397 FAbort := False;
398 FProgress := 0;
399 FProgressMax := 100;
400 FMultiState := msBusy;
401 if Assigned(FOnMultiStateChange) then
402 FOnMultiStateChange(Self, FMultiState);
403 if OpenDownloadFolder = True then
404 begin
405 FOpenFolder := True;
406 OpenDownloadFolder := False;
407 end;
408 if DownloadFolder = EmptyStr then
409 DownloadFolder := IncludeTrailingPathDelimiter(ExtractFilePath(Application.ExeName) + 'Downloads');
410 FBaseFolder := DownloadFolder;
411 for I := 0 to FItems.Count - 1 do
412 begin
413 if (FItems[i].FRef <> EmptyStr) then
414 DownloadList(FItems);
415 end;
416 if (BaseUrl <> EmptyStr) then
417 begin
418 UrlParser := TUrl.Create(BaseUrl);
419 UrlParser.CrackUrl(BaseUrl, ICU_ESCAPE);
420 FRoorUrl := UrlParser.HostName;
421 with HtmlParser do
422 begin
423 FTimer := TTimer.Create(nil);
424 FTimer.Enabled := True;
425 FTimer.Interval := 500;
426 FTimer.OnTimer := MultiTimer;
427 OnAnchor := MultiAnchor;
428 OnImage := MultiImage;
429 OnParseDocument := MultiParseDocument;
430 OnParseComplete := MultiParseComplete;
431 OnParseError := MultiParseError;
432 OnDocInfo := MultiGetDocInfo;
433 OnQueryInfo := MultiGetQueryInfo;
434 OnStartParsing := MultiStartParsing;
435 Parse(BaseUrl);
436 if (not FGetCompleteBaseSite) then
437 begin
438 if Assigned(FTimer) then
439 FreeAndNil(FTimer);
440 DownloadList(FItems);
441 end
442 else
443 begin
444 if (not FAbort) then
445 for I := 0 to slDownloadedList.Count - 1 do
446 begin
447 Parse(slDownloadedList[I]);
448 if Assigned(FTimer) then
449 FreeAndNil(FTimer);
450 end;
451 DownloadList(FItems);
452 end;
453 end;
454 if UrlParser <> nil then
455 FreeAndNil(UrlParser);
456 end;
457 DoOnExit;
458end;
459
460procedure TIEMultiDownload.MultiTimer(Sender: TObject);
461begin
462 FProgress := FProgress + 10;
463 if FProgress = FProgressMax then
464 FProgress := 1;
465 if Assigned(FOnMultiParseProgress) then
466 FOnMultiParseProgress(Self, FProgress, FProgressMax);
467end;
468
469procedure TIEMultiDownload.DoOnExit;
470begin
471 if FOpenFolder then
472 OpenFolder(FBaseFolder);
473 if Assigned(FOnMultiComplete) then
474 FOnMultiComplete(Self, slDownloadedList);
475 slDownloadedList.Clear;
476 Items.Clear;
477 FMultiState := msStopped;
478 if Assigned(FOnMultiStateChange) then
479 FOnMultiStateChange(Self, FMultiState);
480end;
481
482procedure TIEMultiDownload.Stop;
483
484begin
485 if FMultiState <> msBusy then
486 Exit;
487 FAbort := True;
488 HtmlParser.Stop;
489 CancelAll;
490 while State <> sBusy do
491 Forms.Application.ProcessMessages;
492 DoOnExit;
493end;
494
495constructor TIEMultiDownload.Create(AOwner: Tcomponent);
496begin
497 inherited Create(AOwner);
498 FAbout := 'TIEMultiDownload from: http://www.bsalsa.com';
499 FDownloadLevel := 1;
500 FFromBaseSiteOnly := True;
501 FItems := TDownloadList.Create(Self);
502 FMaxItems := 100;
503 FMultiDownloadOptions := doAll;
504 slDownloadedList := TStringList.Create;
505 with slDownloadedList do
506 begin
507{$IFDEF DELPHI6UP}
508 CaseSensitive := False;
509{$ENDIF}
510 Sorted := True;
511 Duplicates := dupIgnore;
512 end;
513 FMultiState := msReady;
514 HtmlParser := TIEParser.Create(nil);
515end;
516
517destructor TIEMultiDownload.Destroy;
518begin
519 slDownloadedList.Free;
520 if HtmlParser <> nil then
521 FreeAndNil(HtmlParser);
522 FItems.Free;
523 inherited Destroy;
524end;
525
526procedure TIEMultiDownload.SetAbout(Value: string);
527begin
528 Exit;
529end;
530
531procedure TIEMultiDownload.SetDownloadOptions(const Value: TMultiDownloadOptions);
532begin
533 FMultiDownloadOptions := Value;
534end;
535
536procedure TIEMultiDownload.SetItems(Value: TDownloadList);
537begin
538 FItems.Assign(Value);
539end;
540
541procedure TIEMultiDownload.SetMaxItems(Value: Integer);
542begin
543{$IFDEF DELPHI10_UP}
544 if (Value <> FItems.Capacity) then
545 FItems.Capacity := Value;
546{$ENDIF}
547end;
548
549procedure TIEMultiDownload.MultiAnchor(Sender: TObject; hRef, Target, Rel, Rev, Urn,
550 Methods, Name, Host, HostName, PathName, Port, Protocol, Search, Hash,
551 AccessKey, ProtocolLong, MimeType, NameProp: string; Element: TElementInfo);
552var
553 bCancel: Boolean;
554begin
555 if FMultiDownloadOptions = doImages then
556 Exit;
557 bCancel := False;
558 if (hRef <> EmptyStr) and (not StrContain('mailto', hRef)) then
559 begin
560 if FFromBaseSiteOnly and (not StrContain(FRoorUrl, hRef)) then
561 Exit;
562 if Assigned(FOnMultiGetLink) then
563 FOnMultiGetLink(Self, hRef, Host, HostName, PathName, Port, Protocol,
564 MimeType, NameProp, bCancel);
565 if (not bCancel) and (not FAbort) and ((FMultiDownloadOptions = doAll) and (not FAbort)
566 or (FMultiDownloadOptions = doPages)) then
567 begin
568 AddItem(LowerCase(hRef));
569 end;
570 end;
571end;
572
573procedure TIEMultiDownload.MultiImage(Sender: TObject; Source: string; ImgElement: IHTMLImgElement; Element: TElementInfo);
574var
575 bCancel: Boolean;
576begin
577 if FMultiDownloadOptions = doPages then
578 Exit;
579 bCancel := False;
580 if Source <> EmptyStr then
581 begin
582 if Assigned(FOnMultiGetImage) then
583 FOnMultiGetImage(Self, Source, bCancel);
584 if (not bCancel) and (not FAbort) and ((FMultiDownloadOptions = doAll) or
585 (FMultiDownloadOptions = doImages)) then
586 begin
587 AddItem(LowerCase(Source));
588 end;
589 end;
590end;
591
592procedure TIEMultiDownload.MultiGetDocInfo(Sender: TObject; const Text: string);
593begin
594 if Assigned(FOnMultiGetDocInfo) and not (FAbort) then
595 FOnMultiGetDocInfo(Self, Text);
596end;
597
598procedure TIEMultiDownload.MultiParseError(Sender: TObject; const ErrorCode: integer; const
599 Url, stError: string);
600begin
601 if Assigned(FOnMultiParseError) then
602 FOnMultiParseError(Self, ErrorCode, Url, stError);
603end;
604
605procedure TIEMultiDownload.MultiStartParsing(Sender: TObject; const aUrl: WideString);
606begin
607 if Assigned(FOnMultiStartParsing) then
608 FOnMultiStartParsing(Self, aUrl);
609end;
610
611procedure TIEMultiDownload.MultiGetQueryInfo(const MimeType, Encoding, Disposition: string);
612begin
613 if Assigned(FOnMultiGetQueryInfo) and not (FAbort) then
614 FOnMultiGetQueryInfo(MimeType, Encoding, Disposition);
615end;
616
617procedure TIEMultiDownload.MultiParseDocument(Sender: TObject; const
618 Res: HRESULT; stMessage: string);
619begin
620 if (Assigned(FOnMultiParseDocument)) and not (FAbort) then
621 FOnMultiParseDocument(Self, Res, stMessage);
622end;
623
624procedure TIEMultiDownload.MultiParseComplete(Sender: TObject;
625 Doc: IhtmlDocument2; All: IHtmlElementCollection);
626begin
627 if Assigned(FOnMultiParseComplete) then
628 FOnMultiParseComplete(Self, Doc, All);
629
630 if Assigned(FOnMultiParseProgress) then
631 FOnMultiParseProgress(Self, 0, 0);
632end;
633
634end.
635
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