mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-15 15:55:56 +01:00
ca8bc9dff4
Added the PDS file to extract the HTML Help files using PasDoc Added more XML documentation Fixed some XML errors. Removed the license copy from the pas units. Updated the LICENSE.md file
652 lines
34 KiB
ObjectPascal
652 lines
34 KiB
ObjectPascal
unit uCEFResourceRequestHandler;
|
|
|
|
{$IFDEF FPC}
|
|
{$MODE OBJFPC}{$H+}
|
|
{$ENDIF}
|
|
|
|
{$I cef.inc}
|
|
|
|
{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
|
|
{$MINENUMSIZE 4}
|
|
|
|
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: ICefCallback): 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: ICefCallback): 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: ICefCallback): 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, uCEFCallback,
|
|
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 : PCefCallback): 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),
|
|
TCefCallbackRef.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 : ICefCallback): 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 : ICefCallback): 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 : ICefCallback): TCefReturnValue;
|
|
begin
|
|
Result := RV_CONTINUE;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnBeforeResourceLoad(browser, frame, request, callback);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.OnBeforeResourceLoad', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.GetResourceHandler(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var aResourceHandler : ICefResourceHandler);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnGetResourceHandler(browser, frame, request, aResourceHandler);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.GetResourceHandler', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnResourceRedirect(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var newUrl : ustring);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnResourceRedirect(browser, frame, request, response, newUrl);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.OnResourceRedirect', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function TCustomResourceRequestHandler.OnResourceResponse(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse): Boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnResourceResponse(browser, frame, request, response);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.OnResourceResponse', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.GetResourceResponseFilter(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
var aResponseFilter : ICefResponseFilter);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnGetResourceResponseFilter(browser, frame, request, response, aResponseFilter);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.GetResourceResponseFilter', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnResourceLoadComplete(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
const response : ICefResponse;
|
|
status : TCefUrlRequestStatus;
|
|
receivedContentLength : Int64);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnResourceLoadComplete(browser, frame, request, response, status, receivedContentLength);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.OnResourceLoadComplete', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomResourceRequestHandler.OnProtocolExecution(const browser : ICefBrowser;
|
|
const frame : ICefFrame;
|
|
const request : ICefRequest;
|
|
var allowOsExecution : Boolean);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnProtocolExecution(browser, frame, request, allowOsExecution);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomResourceRequestHandler.OnProtocolExecution', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
end.
|