CEF4Delphi/source/uCEFSchemeHandlerFactory.pas
2021-01-01 11:11:30 +01:00

110 lines
4.0 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 © 2021 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 uCEFSchemeHandlerFactory;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes, uCEFResourceHandler;
type
TCefSchemeHandlerFactoryOwn = class(TCefBaseRefCountedOwn, ICefSchemeHandlerFactory)
protected
FClass : TCefResourceHandlerClass;
function New(const browser: ICefBrowser; const frame: ICefFrame; const schemeName: ustring; const request: ICefRequest): ICefResourceHandler; virtual;
public
constructor Create(const AClass: TCefResourceHandlerClass); virtual;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFRequest;
function cef_scheme_handler_factory_create( self : PCefSchemeHandlerFactory;
browser : PCefBrowser;
frame : PCefFrame;
const scheme_name : PCefString;
request : PCefRequest): PCefResourceHandler; stdcall;
var
TempObject : TObject;
begin
Result := nil;
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefSchemeHandlerFactoryOwn) then
Result := CefGetData(TCefSchemeHandlerFactoryOwn(TempObject).New(TCefBrowserRef.UnWrap(browser),
TCefFrameRef.UnWrap(frame),
CefString(scheme_name),
TCefRequestRef.UnWrap(request)));
end;
constructor TCefSchemeHandlerFactoryOwn.Create(const AClass: TCefResourceHandlerClass);
begin
inherited CreateData(SizeOf(TCefSchemeHandlerFactory));
FClass := AClass;
PCefSchemeHandlerFactory(FData)^.create := {$IFDEF FPC}@{$ENDIF}cef_scheme_handler_factory_create;
end;
function TCefSchemeHandlerFactoryOwn.New(const browser : ICefBrowser;
const frame : ICefFrame;
const schemeName : ustring;
const request : ICefRequest): ICefResourceHandler;
begin
if (FClass <> nil) then
Result := FClass.Create(browser, frame, schemeName, request)
else
Result := nil;
end;
end.