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.
248 lines
9.7 KiB
ObjectPascal
248 lines
9.7 KiB
ObjectPascal
// ************************************************************************
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// ***************************** CEF4Delphi *******************************
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// ************************************************************************
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//
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// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
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// browser in Delphi applications.
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//
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// The original license of DCEF3 still applies to CEF4Delphi.
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//
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// For more information about CEF4Delphi visit :
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// https://www.briskbard.com/index.php?lang=en&pageid=cef
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//
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// Copyright © 2020 Salvador Diaz Fau. All rights reserved.
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//
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// ************************************************************************
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// ************ vvvv Original license and comments below vvvv *************
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// ************************************************************************
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(*
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* Delphi Chromium Embedded 3
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*
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* Usage allowed under the restrictions of the Lesser GNU General Public License
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* or alternatively the restrictions of the Mozilla Public License 1.1
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
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* the specific language governing rights and limitations under the License.
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*
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* Unit owner : Henri Gourvest <hgourvest@gmail.com>
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* Web site : http://www.progdigy.com
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* Repository : http://code.google.com/p/delphichromiumembedded/
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* Group : http://groups.google.com/group/delphichromiumembedded
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*
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* Embarcadero Technologies, Inc is not permitted to use or redistribute
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* this source code without explicit permission.
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*
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*)
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unit uCEFCookieAccessFilter;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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{$I cef.inc}
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interface
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uses
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uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
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type
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TCefCookieAccessFilterRef = class(TCefBaseRefCountedRef, ICefCookieAccessFilter)
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protected
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function CanSendCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie): boolean;
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function CanSaveCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie): boolean;
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procedure RemoveReferences;
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public
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class function UnWrap(data: Pointer): ICefCookieAccessFilter;
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end;
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TCefCookieAccessFilterOwn = class(TCefBaseRefCountedOwn, ICefCookieAccessFilter)
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protected
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function CanSendCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie): boolean; virtual;
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function CanSaveCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie): boolean; virtual;
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procedure RemoveReferences; virtual;
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public
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constructor Create; virtual;
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end;
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TCustomCookieAccessFilter = class(TCefCookieAccessFilterOwn)
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protected
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FEvents : Pointer;
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function CanSendCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie): boolean; override;
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function CanSaveCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie): boolean; override;
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public
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constructor Create(const events : IChromiumEvents); reintroduce;
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procedure BeforeDestruction; override;
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procedure RemoveReferences; override;
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end;
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implementation
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uses
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{$IFDEF DELPHI16_UP}
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System.SysUtils,
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{$ELSE}
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SysUtils,
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{$ENDIF}
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uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFRequest, uCefResponse, uCEFRequestCallback;
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// TCefCookieAccessFilterOwn
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function cef_cookie_access_filter_can_send_cookie( self : PCefCookieAccessFilter;
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browser : PCefBrowser;
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frame : PCefFrame;
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request : PCefRequest;
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const cookie : PCefCookie): Integer; stdcall;
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var
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TempObject : TObject;
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begin
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Result := Ord(True);
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TempObject := CefGetObject(self);
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if (TempObject <> nil) and (TempObject is TCefCookieAccessFilterOwn) then
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Result := Ord(TCefCookieAccessFilterOwn(TempObject).CanSendCookie(TCefBrowserRef.UnWrap(browser),
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TCefFrameRef.UnWrap(frame),
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TCefRequestRef.UnWrap(request),
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cookie));
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end;
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function cef_cookie_access_filter_can_save_cookie( self : PCefCookieAccessFilter;
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browser : PCefBrowser;
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frame : PCefFrame;
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request : PCefRequest;
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response : PCefResponse;
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const cookie : PCefCookie): Integer; stdcall;
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var
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TempObject : TObject;
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begin
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Result := Ord(True);
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TempObject := CefGetObject(self);
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if (TempObject <> nil) and (TempObject is TCefCookieAccessFilterOwn) then
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Result := Ord(TCefCookieAccessFilterOwn(TempObject).CanSaveCookie(TCefBrowserRef.UnWrap(browser),
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TCefFrameRef.UnWrap(frame),
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TCefRequestRef.UnWrap(request),
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TCefResponseRef.UnWrap(response),
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cookie));
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end;
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constructor TCefCookieAccessFilterOwn.Create;
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begin
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inherited CreateData(SizeOf(TCefCookieAccessFilter));
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with PCefCookieAccessFilter(FData)^ do
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begin
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can_send_cookie := {$IFDEF FPC}@{$ENDIF}cef_cookie_access_filter_can_send_cookie;
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can_save_cookie := {$IFDEF FPC}@{$ENDIF}cef_cookie_access_filter_can_save_cookie;
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end;
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end;
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function TCefCookieAccessFilterOwn.CanSendCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie): boolean;
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begin
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Result := True;
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end;
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function TCefCookieAccessFilterOwn.CanSaveCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie): boolean;
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begin
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Result := True;
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end;
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procedure TCefCookieAccessFilterOwn.RemoveReferences;
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begin
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//
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end;
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// TCefCookieAccessFilterRef
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class function TCefCookieAccessFilterRef.UnWrap(data: Pointer): ICefCookieAccessFilter;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefCookieAccessFilter
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else
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Result := nil;
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end;
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function TCefCookieAccessFilterRef.CanSendCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie): boolean;
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begin
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Result := (PCefCookieAccessFilter(FData)^.can_send_cookie(PCefCookieAccessFilter(FData),
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CefGetData(browser),
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CefGetData(frame),
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CefGetData(request),
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cookie) <> 0);
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end;
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function TCefCookieAccessFilterRef.CanSaveCookie(const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie): boolean;
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begin
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Result := (PCefCookieAccessFilter(FData)^.can_save_cookie(PCefCookieAccessFilter(FData),
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CefGetData(browser),
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CefGetData(frame),
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CefGetData(request),
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CefGetData(response),
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cookie) <> 0);
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end;
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procedure TCefCookieAccessFilterRef.RemoveReferences;
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begin
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//
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end;
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// TCustomCookieAccessFilter
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constructor TCustomCookieAccessFilter.Create(const events : IChromiumEvents);
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begin
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inherited Create;
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FEvents := Pointer(events);
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end;
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procedure TCustomCookieAccessFilter.BeforeDestruction;
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begin
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FEvents := nil;
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inherited BeforeDestruction;
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end;
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procedure TCustomCookieAccessFilter.RemoveReferences;
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begin
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FEvents := nil;
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end;
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function TCustomCookieAccessFilter.CanSendCookie(const browser : ICefBrowser;
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const frame : ICefFrame;
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const request : ICefRequest;
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const cookie : PCefCookie): boolean;
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begin
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if (FEvents <> nil) then
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Result := IChromiumEvents(FEvents).doCanSendCookie(browser, frame, request, cookie)
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else
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Result := inherited CanSendCookie(browser, frame, request, cookie);
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end;
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function TCustomCookieAccessFilter.CanSaveCookie(const browser : ICefBrowser;
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const frame : ICefFrame;
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const request : ICefRequest;
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const response : ICefResponse;
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const cookie : PCefCookie): boolean;
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begin
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if (FEvents <> nil) then
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Result := IChromiumEvents(FEvents).doCanSaveCookie(browser, frame, request, response, cookie)
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else
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Result := inherited CanSaveCookie(browser, frame, request, response, cookie);
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end;
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end.
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