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CEF4Delphi/source/uCEFMediaAccessHandler.pas
2023-01-07 15:53:04 +01:00

118 lines
4.8 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 © 2023 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 uCEFMediaAccessHandler;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$I cef.inc}
{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
interface
uses
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
type
TCefMediaAccessHandlerOwn = class(TCefBaseRefCountedOwn, ICefMediaAccessHandler)
protected
function OnRequestMediaAccessPermission(const browser: ICefBrowser; const frame: ICefFrame; const requesting_url: ustring; requested_permissions: TCefMediaAccessPermissionTypes; const callback: ICefMediaAccessCallback): boolean;
procedure RemoveReferences; virtual;
public
constructor Create; virtual;
end;
implementation
uses
{$IFDEF DELPHI16_UP}
System.SysUtils,
{$ELSE}
SysUtils,
{$ENDIF}
uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFMediaAccessCallback;
function cef_media_access_handler_on_request_media_access_permission( self : PCefMediaAccessHandler;
browser : PCefBrowser;
frame : PCefFrame;
const requesting_url : PCefString;
requested_permissions : integer;
callback : PCefMediaAccessCallback): integer; stdcall;
var
TempObject : TObject;
begin
Result := Ord(False);
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefMediaAccessHandlerOwn) then
Result := Ord(TCefMediaAccessHandlerOwn(TempObject).OnRequestMediaAccessPermission(TCefBrowserRef.UnWrap(browser),
TCefFrameRef.UnWrap(frame),
CefString(requesting_url),
requested_permissions,
TCefMediaAccessCallbackRef.UnWrap(callback)));
end;
constructor TCefMediaAccessHandlerOwn.Create;
begin
inherited CreateData(SizeOf(TCefMediaAccessHandler));
with PCefMediaAccessHandler(FData)^ do
on_request_media_access_permission := {$IFDEF FPC}@{$ENDIF}cef_media_access_handler_on_request_media_access_permission;
end;
function TCefMediaAccessHandlerOwn.OnRequestMediaAccessPermission(const browser : ICefBrowser;
const frame : ICefFrame;
const requesting_url : ustring;
requested_permissions : TCefMediaAccessPermissionTypes;
const callback : ICefMediaAccessCallback): boolean;
begin
Result := False;
end;
procedure TCefMediaAccessHandlerOwn.RemoveReferences;
begin
//
end;
end.