mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-12-04 09:26:52 +02:00
fd1e936198
- Removed CEFSentinel from some demos because it's no longer necessary. - Updated copyright year.
659 lines
35 KiB
ObjectPascal
659 lines
35 KiB
ObjectPascal
// ************************************************************************
|
|
// ***************************** CEF4Delphi *******************************
|
|
// ************************************************************************
|
|
//
|
|
// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
|
|
// browser in Delphi applications.
|
|
//
|
|
// The original license of DCEF3 still applies to CEF4Delphi.
|
|
//
|
|
// For more information about CEF4Delphi visit :
|
|
// https://www.briskbard.com/index.php?lang=en&pageid=cef
|
|
//
|
|
// Copyright © 2020 Salvador Diaz Fau. All rights reserved.
|
|
//
|
|
// ************************************************************************
|
|
// ************ vvvv Original license and comments below vvvv *************
|
|
// ************************************************************************
|
|
(*
|
|
* Delphi Chromium Embedded 3
|
|
*
|
|
* Usage allowed under the restrictions of the Lesser GNU General Public License
|
|
* or alternatively the restrictions of the Mozilla Public License 1.1
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
|
|
* the specific language governing rights and limitations under the License.
|
|
*
|
|
* Unit owner : Henri Gourvest <hgourvest@gmail.com>
|
|
* Web site : http://www.progdigy.com
|
|
* Repository : http://code.google.com/p/delphichromiumembedded/
|
|
* Group : http://groups.google.com/group/delphichromiumembedded
|
|
*
|
|
* Embarcadero Technologies, Inc is not permitted to use or redistribute
|
|
* this source code without explicit permission.
|
|
*
|
|
*)
|
|
|
|
unit uCEFResourceRequestHandler;
|
|
|
|
{$IFDEF FPC}
|
|
{$MODE OBJFPC}{$H+}
|
|
{$ENDIF}
|
|
|
|
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
|
|
{$MINENUMSIZE 4}
|
|
|
|
{$I cef.inc}
|
|
|
|
interface
|
|
|
|
uses
|
|
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
|
|
|
|
type
|
|
TCefResourceRequestHandlerRef = class(TCefBaseRefCountedRef, ICefResourceRequestHandler)
|
|
protected
|
|
procedure GetCookieAccessFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aFilter: ICefCookieAccessFilter);
|
|
function OnBeforeResourceLoad(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const callback: ICefRequestCallback): TCefReturnValue;
|
|
procedure GetResourceHandler(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aResourceHandler : ICefResourceHandler);
|
|
procedure OnResourceRedirect(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var newUrl: ustring);
|
|
function OnResourceResponse(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse): Boolean;
|
|
procedure GetResourceResponseFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var aResponseFilter: ICefResponseFilter);
|
|
procedure OnResourceLoadComplete(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; status: TCefUrlRequestStatus; receivedContentLength: Int64);
|
|
procedure OnProtocolExecution(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var allowOsExecution: Boolean);
|
|
|
|
procedure RemoveReferences;
|
|
public
|
|
class function UnWrap(data: Pointer): ICefResourceRequestHandler;
|
|
end;
|
|
|
|
TCefResourceRequestHandlerOwn = class(TCefBaseRefCountedOwn, ICefResourceRequestHandler)
|
|
protected
|
|
procedure GetCookieAccessFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aFilter: ICefCookieAccessFilter); virtual;
|
|
function OnBeforeResourceLoad(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const callback: ICefRequestCallback): TCefReturnValue; virtual;
|
|
procedure GetResourceHandler(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aResourceHandler : ICefResourceHandler); virtual;
|
|
procedure OnResourceRedirect(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var newUrl: ustring); virtual;
|
|
function OnResourceResponse(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse): Boolean; virtual;
|
|
procedure GetResourceResponseFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var aResponseFilter: ICefResponseFilter); virtual;
|
|
procedure OnResourceLoadComplete(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; status: TCefUrlRequestStatus; receivedContentLength: Int64); virtual;
|
|
procedure OnProtocolExecution(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var allowOsExecution: Boolean); virtual;
|
|
|
|
procedure RemoveReferences; virtual;
|
|
|
|
public
|
|
constructor Create; virtual;
|
|
end;
|
|
|
|
TCustomResourceRequestHandler = class(TCefResourceRequestHandlerOwn)
|
|
protected
|
|
FEvents : Pointer;
|
|
FCookieAccessFilter : ICefCookieAccessFilter;
|
|
|
|
procedure GetCookieAccessFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aFilter: ICefCookieAccessFilter); override;
|
|
function OnBeforeResourceLoad(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const callback: ICefRequestCallback): TCefReturnValue; override;
|
|
procedure GetResourceHandler(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aResourceHandler : ICefResourceHandler); override;
|
|
procedure OnResourceRedirect(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var newUrl: ustring); override;
|
|
function OnResourceResponse(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse): Boolean; override;
|
|
procedure GetResourceResponseFilter(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var aResponseFilter: ICefResponseFilter); override;
|
|
procedure OnResourceLoadComplete(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; status: TCefUrlRequestStatus; receivedContentLength: Int64); override;
|
|
procedure OnProtocolExecution(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var allowOsExecution: Boolean); override;
|
|
|
|
procedure InitializeVars;
|
|
|
|
public
|
|
constructor Create(const events : IChromiumEvents); reintroduce;
|
|
procedure BeforeDestruction; override;
|
|
procedure RemoveReferences; override;
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
{$IFDEF DELPHI16_UP}
|
|
System.SysUtils,
|
|
{$ELSE}
|
|
SysUtils,
|
|
{$ENDIF}
|
|
uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFRequest, uCEFRequestCallback,
|
|
uCEFResponse, uCEFResponseFilter, uCEFCookieAccessFilter, uCEFResourceHandler;
|
|
|
|
|
|
// TCefResourceRequestHandlerOwn
|
|
|
|
function cef_resource_request_handler_get_cookie_access_filter(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest): PCefCookieAccessFilter; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
TempCookieAccessFilter : ICefCookieAccessFilter;
|
|
begin
|
|
Result := nil;
|
|
TempCookieAccessFilter := nil;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
try
|
|
TCefResourceRequestHandlerOwn(TempObject).GetCookieAccessFilter(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TempCookieAccessFilter);
|
|
Result := CefGetData(TempCookieAccessFilter);
|
|
finally
|
|
TempCookieAccessFilter := nil;
|
|
end;
|
|
end;
|
|
|
|
function cef_resource_request_handler_on_before_resource_load(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
callback : PCefRequestCallback): TCefReturnValue; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
Result := RV_CONTINUE;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
Result := TCefResourceRequestHandlerOwn(TempObject).OnBeforeResourceLoad(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TcefRequestCallbackRef.UnWrap(callback));
|
|
end;
|
|
|
|
function cef_resource_request_handler_get_resource_handler(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest): PCefResourceHandler; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
TempResourceHandler : ICefResourceHandler;
|
|
begin
|
|
Result := nil;
|
|
TempResourceHandler := nil;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
try
|
|
TCefResourceRequestHandlerOwn(TempObject).GetResourceHandler(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TempResourceHandler);
|
|
Result := CefGetData(TempResourceHandler);
|
|
finally
|
|
TempResourceHandler := nil;
|
|
end;
|
|
end;
|
|
|
|
procedure cef_resource_request_handler_on_resource_redirect(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
response : PCefResponse;
|
|
new_url : PCefString); stdcall;
|
|
var
|
|
TempURL : ustring;
|
|
TempObject : TObject;
|
|
begin
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
begin
|
|
TempURL := CefStringClearAndGet(new_url);
|
|
TCefResourceRequestHandlerOwn(TempObject).OnResourceRedirect(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TCefResponseRef.UnWrap(response),
|
|
TempURL);
|
|
if (new_url <> nil) then new_url^ := CefStringAlloc(TempURL);
|
|
end;
|
|
end;
|
|
|
|
function cef_resource_request_handler_on_resource_response(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
response : PCefResponse): Integer; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
Result := Ord(False);
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
Result := Ord(TCefResourceRequestHandlerOwn(TempObject).OnResourceResponse(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TCefResponseRef.UnWrap(response)));
|
|
end;
|
|
|
|
function cef_resource_request_handler_get_resource_response_filter(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
response : PCefResponse): PCefResponseFilter; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
TempResponseFilter : ICefResponseFilter;
|
|
begin
|
|
Result := nil;
|
|
TempResponseFilter := nil;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
try
|
|
TCefResourceRequestHandlerOwn(TempObject).GetResourceResponseFilter(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TCefResponseRef.UnWrap(response),
|
|
TempResponseFilter);
|
|
Result := CefGetData(TempResponseFilter);
|
|
finally
|
|
TempResponseFilter := nil;
|
|
end;
|
|
end;
|
|
|
|
procedure cef_resource_request_handler_on_resource_load_complete(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
response : PCefResponse;
|
|
status : TCefUrlRequestStatus;
|
|
received_content_length : Int64); stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
TCefResourceRequestHandlerOwn(TempObject).OnResourceLoadComplete(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TCefResponseRef.UnWrap(response),
|
|
status,
|
|
received_content_length);
|
|
end;
|
|
|
|
procedure cef_resource_request_handler_on_protocol_execution(self : PCefResourceRequestHandler;
|
|
browser : PCefBrowser;
|
|
frame : PCefFrame;
|
|
request : PCefRequest;
|
|
allow_os_execution : PInteger); stdcall;
|
|
var
|
|
TempAllow : Boolean;
|
|
TempObject : TObject;
|
|
begin
|
|
TempAllow := allow_os_execution^ <> 0;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefResourceRequestHandlerOwn) then
|
|
TCefResourceRequestHandlerOwn(TempObject).OnProtocolExecution(TCefBrowserRef.UnWrap(browser),
|
|
TCefFrameRef.UnWrap(frame),
|
|
TCefRequestRef.UnWrap(request),
|
|
TempAllow);
|
|
|
|
allow_os_execution^ := Ord(TempAllow);
|
|
end;
|
|
|
|
constructor TCefResourceRequestHandlerOwn.Create;
|
|
begin
|
|
inherited CreateData(SizeOf(TCefResourceRequestHandler));
|
|
|
|
with PCefResourceRequestHandler(FData)^ do
|
|
begin
|
|
get_cookie_access_filter := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_get_cookie_access_filter;
|
|
on_before_resource_load := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_on_before_resource_load;
|
|
get_resource_handler := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_get_resource_handler;
|
|
on_resource_redirect := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_on_resource_redirect;
|
|
on_resource_response := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_on_resource_response;
|
|
get_resource_response_filter := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_get_resource_response_filter;
|
|
on_resource_load_complete := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_on_resource_load_complete;
|
|
on_protocol_execution := {$IFDEF FPC}@{$ENDIF}cef_resource_request_handler_on_protocol_execution;
|
|
end;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.GetCookieAccessFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aFilter : ICefCookieAccessFilter);
|
|
begin
|
|
aFilter := nil;
|
|
end;
|
|
|
|
function TCefResourceRequestHandlerOwn.OnBeforeResourceLoad(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const callback : ICefRequestCallback): TCefReturnValue;
|
|
begin
|
|
Result := RV_CONTINUE;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.GetResourceHandler(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aResourceHandler : ICefResourceHandler);
|
|
begin
|
|
aResourceHandler := nil;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.OnResourceRedirect(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var newUrl : ustring);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
function TCefResourceRequestHandlerOwn.OnResourceResponse(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse): Boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.GetResourceResponseFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var aResponseFilter : ICefResponseFilter);
|
|
begin
|
|
aResponseFilter := nil;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.OnResourceLoadComplete(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
status : TCefUrlRequestStatus;
|
|
receivedContentLength : Int64);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.OnProtocolExecution(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var allowOsExecution : Boolean);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerOwn.RemoveReferences;
|
|
begin
|
|
//
|
|
end;
|
|
|
|
|
|
// TCefResourceRequestHandlerRef
|
|
|
|
class function TCefResourceRequestHandlerRef.UnWrap(data: Pointer): ICefResourceRequestHandler;
|
|
begin
|
|
if (data <> nil) then
|
|
Result := Create(data) as ICefResourceRequestHandler
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.GetCookieAccessFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aFilter : ICefCookieAccessFilter);
|
|
var
|
|
TempCookieAccessFilter : PCefCookieAccessFilter;
|
|
begin
|
|
TempCookieAccessFilter := PCefResourceRequestHandler(FData)^.get_cookie_access_filter(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request));
|
|
|
|
if (TempCookieAccessFilter <> nil) then
|
|
aFilter := TCefCookieAccessFilterRef.UnWrap(TempCookieAccessFilter)
|
|
else
|
|
aFilter := nil;
|
|
end;
|
|
|
|
function TCefResourceRequestHandlerRef.OnBeforeResourceLoad(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const callback : ICefRequestCallback): TCefReturnValue;
|
|
begin
|
|
Result := PCefResourceRequestHandler(FData)^.on_before_resource_load(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
CefGetData(callback));
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.GetResourceHandler(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aResourceHandler : ICefResourceHandler);
|
|
var
|
|
TempResourceHandler : PCefResourceHandler;
|
|
begin
|
|
TempResourceHandler := PCefResourceRequestHandler(FData)^.get_resource_handler(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request));
|
|
|
|
if (TempResourceHandler <> nil) then
|
|
aResourceHandler := TCefResourceHandlerRef.UnWrap(TempResourceHandler)
|
|
else
|
|
aResourceHandler := nil;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.OnResourceRedirect(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var newUrl : ustring);
|
|
var
|
|
TempNewURL : TCefString;
|
|
begin
|
|
TempNewURL := CefString(newUrl);
|
|
PCefResourceRequestHandler(FData)^.on_resource_redirect(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
CefGetData(response),
|
|
@TempNewURL);
|
|
newUrl := CefString(@TempNewURL);
|
|
end;
|
|
|
|
function TCefResourceRequestHandlerRef.OnResourceResponse(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse): Boolean;
|
|
begin
|
|
Result := (PCefResourceRequestHandler(FData)^.on_resource_response(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
CefGetData(response)) <> 0);
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.GetResourceResponseFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var aResponseFilter : ICefResponseFilter);
|
|
var
|
|
TempResponseFilter : PCefResponseFilter;
|
|
begin
|
|
TempResponseFilter := PCefResourceRequestHandler(FData)^.get_resource_response_filter(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
CefGetData(response));
|
|
if (TempResponseFilter <> nil) then
|
|
aResponseFilter := TCefResponseFilterRef.UnWrap(TempResponseFilter)
|
|
else
|
|
aResponseFilter := nil;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.OnResourceLoadComplete(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
status : TCefUrlRequestStatus;
|
|
receivedContentLength : Int64);
|
|
begin
|
|
PCefResourceRequestHandler(FData)^.on_resource_load_complete(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
CefGetData(response),
|
|
status,
|
|
receivedContentLength);
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.OnProtocolExecution(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var allowOsExecution : Boolean);
|
|
var
|
|
TempAllow : integer;
|
|
begin
|
|
TempAllow := ord(allowOsExecution);
|
|
PCefResourceRequestHandler(FData)^.on_protocol_execution(PCefResourceRequestHandler(FData),
|
|
CefGetData(browser),
|
|
CefGetData(frame),
|
|
CefGetData(request),
|
|
@TempAllow);
|
|
allowOsExecution := TempAllow <> 0;
|
|
end;
|
|
|
|
procedure TCefResourceRequestHandlerRef.RemoveReferences;
|
|
begin
|
|
//
|
|
end;
|
|
|
|
|
|
// TCustomResourceRequestHandler
|
|
|
|
constructor TCustomResourceRequestHandler.Create(const events : IChromiumEvents);
|
|
begin
|
|
inherited Create;
|
|
|
|
InitializeVars;
|
|
|
|
FEvents := Pointer(events);
|
|
|
|
if (events <> nil) and events.MustCreateCookieAccessFilter then
|
|
FCookieAccessFilter := TCustomCookieAccessFilter.Create(events);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.BeforeDestruction;
|
|
begin
|
|
InitializeVars;
|
|
|
|
inherited BeforeDestruction;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.RemoveReferences;
|
|
begin
|
|
FEvents := nil;
|
|
|
|
if (FCookieAccessFilter <> nil) then FCookieAccessFilter.RemoveReferences;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.InitializeVars;
|
|
begin
|
|
FCookieAccessFilter := nil;
|
|
FEvents := nil;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.GetCookieAccessFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aFilter : ICefCookieAccessFilter);
|
|
begin
|
|
if (FCookieAccessFilter <> nil) then
|
|
aFilter := FCookieAccessFilter
|
|
else
|
|
aFilter := nil;
|
|
end;
|
|
|
|
function TCustomResourceRequestHandler.OnBeforeResourceLoad(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const callback : ICefRequestCallback): TCefReturnValue;
|
|
begin
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnBeforeResourceLoad(browser, frame, request, callback)
|
|
else
|
|
Result := inherited OnBeforeResourceLoad(browser, frame, request, callback);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.GetResourceHandler(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aResourceHandler : ICefResourceHandler);
|
|
begin
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnGetResourceHandler(browser, frame, request, aResourceHandler)
|
|
else
|
|
inherited GetResourceHandler(browser, frame, request, aResourceHandler);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnResourceRedirect(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var newUrl : ustring);
|
|
begin
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnResourceRedirect(browser, frame, request, response, newUrl);
|
|
end;
|
|
|
|
function TCustomResourceRequestHandler.OnResourceResponse(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse): Boolean;
|
|
begin
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnResourceResponse(browser, frame, request, response)
|
|
else
|
|
Result := inherited OnResourceResponse(browser, frame, request, response);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.GetResourceResponseFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var aResponseFilter : ICefResponseFilter);
|
|
begin
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnGetResourceResponseFilter(browser, frame, request, response, aResponseFilter)
|
|
else
|
|
inherited GetResourceResponseFilter(browser, frame, request, response, aResponseFilter);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnResourceLoadComplete(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
status : TCefUrlRequestStatus;
|
|
receivedContentLength : Int64);
|
|
begin
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnResourceLoadComplete(browser, frame, request, response, status, receivedContentLength);
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnProtocolExecution(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var allowOsExecution : Boolean);
|
|
begin
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnProtocolExecution(browser, frame, request, allowOsExecution);
|
|
end;
|
|
|
|
|
|
|
|
end.
|