mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-24 08:02:15 +02:00
03f9e9a1b9
Fixed issue #404 : Memory leak with empty TChromiumDefaultUrl Fixed crash in RasperryPi OS 64 bits
610 lines
28 KiB
ObjectPascal
610 lines
28 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 © 2022 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 uCEFExtensionHandler;
|
|
|
|
{$IFDEF FPC}
|
|
{$MODE OBJFPC}{$H+}
|
|
{$ENDIF}
|
|
|
|
{$I cef.inc}
|
|
|
|
{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
|
|
{$MINENUMSIZE 4}
|
|
|
|
interface
|
|
|
|
uses
|
|
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
|
|
|
|
type
|
|
TCefExtensionHandlerRef = class(TCefBaseRefCountedRef, ICefExtensionHandler)
|
|
protected
|
|
procedure OnExtensionLoadFailed(result: TCefErrorcode);
|
|
procedure OnExtensionLoaded(const extension: ICefExtension);
|
|
procedure OnExtensionUnloaded(const extension: ICefExtension);
|
|
function OnBeforeBackgroundBrowser(const extension: ICefExtension; const url: ustring; var client: ICefClient; var settings: TCefBrowserSettings) : boolean;
|
|
function OnBeforeBrowser(const extension: ICefExtension; const browser, active_browser: ICefBrowser; index: Integer; const url: ustring; active: boolean; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings) : boolean;
|
|
procedure GetActiveBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; var aRsltBrowser: ICefBrowser);
|
|
function CanAccessBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; const target_browser: ICefBrowser): boolean;
|
|
function GetExtensionResource(const extension: ICefExtension; const browser: ICefBrowser; const file_: ustring; const callback: ICefGetExtensionResourceCallback): boolean;
|
|
procedure RemoveReferences;
|
|
|
|
public
|
|
class function UnWrap(data: Pointer): ICefExtensionHandler;
|
|
end;
|
|
|
|
TCefExtensionHandlerOwn = class(TCefBaseRefCountedOwn, ICefExtensionHandler)
|
|
protected
|
|
procedure OnExtensionLoadFailed(result: TCefErrorcode); virtual;
|
|
procedure OnExtensionLoaded(const extension: ICefExtension); virtual;
|
|
procedure OnExtensionUnloaded(const extension: ICefExtension); virtual;
|
|
function OnBeforeBackgroundBrowser(const extension: ICefExtension; const url: ustring; var client: ICefClient; var settings: TCefBrowserSettings) : boolean; virtual;
|
|
function OnBeforeBrowser(const extension: ICefExtension; const browser, active_browser: ICefBrowser; index: Integer; const url: ustring; active: boolean; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings) : boolean; virtual;
|
|
procedure GetActiveBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; var aRsltBrowser: ICefBrowser); virtual;
|
|
function CanAccessBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; const target_browser: ICefBrowser): boolean; virtual;
|
|
function GetExtensionResource(const extension: ICefExtension; const browser: ICefBrowser; const file_: ustring; const callback: ICefGetExtensionResourceCallback): boolean; virtual;
|
|
procedure RemoveReferences; virtual;
|
|
|
|
public
|
|
constructor Create; virtual;
|
|
end;
|
|
|
|
TCustomExtensionHandler = class(TCefExtensionHandlerOwn)
|
|
protected
|
|
FEvents : Pointer;
|
|
|
|
procedure OnExtensionLoadFailed(result: TCefErrorcode); override;
|
|
procedure OnExtensionLoaded(const extension: ICefExtension); override;
|
|
procedure OnExtensionUnloaded(const extension: ICefExtension); override;
|
|
function OnBeforeBackgroundBrowser(const extension: ICefExtension; const url: ustring; var client: ICefClient; var settings: TCefBrowserSettings) : boolean; override;
|
|
function OnBeforeBrowser(const extension: ICefExtension; const browser, active_browser: ICefBrowser; index: Integer; const url: ustring; active: boolean; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings) : boolean; override;
|
|
procedure GetActiveBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; var aRsltBrowser: ICefBrowser); override;
|
|
function CanAccessBrowser(const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; const target_browser: ICefBrowser): boolean; override;
|
|
function GetExtensionResource(const extension: ICefExtension; const browser: ICefBrowser; const file_: ustring; const callback: ICefGetExtensionResourceCallback): boolean; override;
|
|
procedure RemoveReferences; override;
|
|
|
|
public
|
|
constructor Create(const events: IChromiumEvents); reintroduce;
|
|
destructor Destroy; override;
|
|
end;
|
|
|
|
implementation
|
|
|
|
uses
|
|
{$IFDEF DELPHI16_UP}
|
|
System.SysUtils,
|
|
{$ELSE}
|
|
SysUtils,
|
|
{$ENDIF}
|
|
uCEFMiscFunctions, uCEFLibFunctions, uCEFGetExtensionResourceCallback,
|
|
uCEFExtension, uCEFBrowser, uCEFClient;
|
|
|
|
|
|
// ***************************************************************************
|
|
// ************************ TCefExtensionHandlerRef **************************
|
|
// ***************************************************************************
|
|
|
|
procedure TCefExtensionHandlerRef.OnExtensionLoadFailed(result: TCefErrorcode);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerRef.OnExtensionLoaded(const extension: ICefExtension);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerRef.OnExtensionUnloaded(const extension: ICefExtension);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
function TCefExtensionHandlerRef.OnBeforeBackgroundBrowser(const extension : ICefExtension;
|
|
const url : ustring;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TCefExtensionHandlerRef.OnBeforeBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const active_browser : ICefBrowser;
|
|
index : Integer;
|
|
const url : ustring;
|
|
active : boolean;
|
|
var windowInfo : TCefWindowInfo;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerRef.GetActiveBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
var aRsltBrowser : ICefBrowser);
|
|
begin
|
|
aRsltBrowser := nil;
|
|
end;
|
|
|
|
function TCefExtensionHandlerRef.CanAccessBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
const target_browser : ICefBrowser): boolean;
|
|
begin
|
|
Result := True;
|
|
end;
|
|
|
|
function TCefExtensionHandlerRef.GetExtensionResource(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const file_ : ustring;
|
|
const callback : ICefGetExtensionResourceCallback): boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerRef.RemoveReferences;
|
|
begin
|
|
//
|
|
end;
|
|
|
|
class function TCefExtensionHandlerRef.UnWrap(data: Pointer): ICefExtensionHandler;
|
|
begin
|
|
if (data <> nil) then
|
|
Result := Create(data) as ICefExtensionHandler
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
|
|
// ***************************************************************************
|
|
// ************************ TCefExtensionHandlerOwn **************************
|
|
// ***************************************************************************
|
|
|
|
procedure cef_extension_handler_on_extension_load_failed(self : PCefExtensionHandler;
|
|
result : TCefErrorcode); stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
TCefExtensionHandlerOwn(TempObject).OnExtensionLoadFailed(result);
|
|
end;
|
|
|
|
procedure cef_extension_handler_on_extension_loaded(self : PCefExtensionHandler;
|
|
extension : PCefExtension); stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
TCefExtensionHandlerOwn(TempObject).OnExtensionLoaded(TCefExtensionRef.UnWrap(extension));
|
|
end;
|
|
|
|
procedure cef_extension_handler_on_extension_unloaded(self : PCefExtensionHandler;
|
|
extension : PCefExtension); stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
TCefExtensionHandlerOwn(TempObject).OnExtensionUnloaded(TCefExtensionRef.UnWrap(extension));
|
|
end;
|
|
|
|
function cef_extension_handler_on_before_background_browser( self : PCefExtensionHandler;
|
|
extension : PCefExtension;
|
|
const url : PCefString;
|
|
var client : PCefClient;
|
|
settings : PCefBrowserSettings) : Integer; stdcall;
|
|
var
|
|
TempClient : ICefClient;
|
|
TempObject : TObject;
|
|
begin
|
|
try
|
|
Result := Ord(True);
|
|
TempObject := CefGetObject(self);
|
|
TempClient := TCefClientRef.UnWrap(client);
|
|
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
Result := Ord(TCefExtensionHandlerOwn(TempObject).OnBeforeBackgroundBrowser(TCefExtensionRef.UnWrap(extension),
|
|
CefString(url),
|
|
TempClient,
|
|
settings^));
|
|
|
|
if (TempClient = nil) then
|
|
client := nil
|
|
else
|
|
if not(TempClient.SameAs(client)) then
|
|
client := TempClient.Wrap;
|
|
finally
|
|
TempClient := nil;
|
|
end;
|
|
end;
|
|
|
|
function cef_extension_handler_on_before_browser( self : PCefExtensionHandler;
|
|
extension : PCefExtension;
|
|
browser : PCefBrowser;
|
|
active_browser : PCefBrowser;
|
|
index : Integer;
|
|
const url : PCefString;
|
|
active : Integer;
|
|
windowInfo : PCefWindowInfo;
|
|
var client : PCefClient;
|
|
settings : PCefBrowserSettings) : Integer; stdcall;
|
|
var
|
|
TempClient : ICefClient;
|
|
TempObject : TObject;
|
|
begin
|
|
try
|
|
Result := Ord(True);
|
|
TempObject := CefGetObject(self);
|
|
TempClient := TCefClientRef.UnWrap(client);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
Result := Ord(TCefExtensionHandlerOwn(TempObject).OnBeforeBrowser(TCefExtensionRef.UnWrap(extension),
|
|
TCefBrowserRef.UnWrap(browser),
|
|
TCefBrowserRef.UnWrap(active_browser),
|
|
index,
|
|
CefString(url),
|
|
active <> 0,
|
|
windowInfo^,
|
|
TempClient,
|
|
settings^));
|
|
|
|
if (TempClient = nil) then
|
|
client := nil
|
|
else
|
|
if not(TempClient.SameAs(client)) then
|
|
client := TempClient.Wrap;
|
|
finally
|
|
TempClient := nil;
|
|
end;
|
|
end;
|
|
|
|
function cef_extension_handler_get_active_browser(self : PCefExtensionHandler;
|
|
extension : PCefExtension;
|
|
browser : PCefBrowser;
|
|
include_incognito : Integer): PCefBrowser; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
TempBrowser : ICefBrowser;
|
|
begin
|
|
Result := nil;
|
|
TempBrowser := nil;
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
try
|
|
TCefExtensionHandlerOwn(TempObject).GetActiveBrowser(TCefExtensionRef.UnWrap(extension),
|
|
TCefBrowserRef.UnWrap(browser),
|
|
include_incognito <> 0,
|
|
TempBrowser);
|
|
|
|
if (TempBrowser <> nil) {$IFDEF DELPHI16_UP}and (TempBrowser is TCefBrowserRef){$ENDIF} then
|
|
Result := TCefBrowserRef(TempBrowser).wrap;
|
|
finally
|
|
TempBrowser := nil;
|
|
end;
|
|
end;
|
|
|
|
function cef_extension_handler_can_access_browser(self : PCefExtensionHandler;
|
|
extension : PCefExtension;
|
|
browser : PCefBrowser;
|
|
include_incognito : Integer;
|
|
target_browser : PCefBrowser): Integer; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
Result := Ord(True);
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
Result := Ord(TCefExtensionHandlerOwn(TempObject).CanAccessBrowser(TCefExtensionRef.UnWrap(extension),
|
|
TCefBrowserRef.UnWrap(browser),
|
|
include_incognito <> 0,
|
|
TCefBrowserRef.UnWrap(target_browser)));
|
|
end;
|
|
|
|
function cef_extension_handler_get_extension_resource( self : PCefExtensionHandler;
|
|
extension : PCefExtension;
|
|
browser : PCefBrowser;
|
|
const file_ : PCefString;
|
|
callback : PCefGetExtensionResourceCallback): Integer; stdcall;
|
|
var
|
|
TempObject : TObject;
|
|
begin
|
|
Result := Ord(False);
|
|
TempObject := CefGetObject(self);
|
|
|
|
if (TempObject <> nil) and (TempObject is TCefExtensionHandlerOwn) then
|
|
Result := Ord(TCefExtensionHandlerOwn(TempObject).GetExtensionResource(TCefExtensionRef.UnWrap(extension),
|
|
TCefBrowserRef.UnWrap(browser),
|
|
CefString(file_),
|
|
TCefGetExtensionResourceCallbackRef.UnWrap(callback)));
|
|
end;
|
|
|
|
constructor TCefExtensionHandlerOwn.Create;
|
|
begin
|
|
inherited CreateData(SizeOf(TCefExtensionHandler));
|
|
|
|
with PCefExtensionHandler(FData)^ do
|
|
begin
|
|
on_extension_load_failed := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_on_extension_load_failed;
|
|
on_extension_loaded := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_on_extension_loaded;
|
|
on_extension_unloaded := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_on_extension_unloaded;
|
|
on_before_background_browser := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_on_before_background_browser;
|
|
on_before_browser := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_on_before_browser;
|
|
get_active_browser := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_get_active_browser;
|
|
can_access_browser := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_can_access_browser;
|
|
get_extension_resource := {$IFDEF FPC}@{$ENDIF}cef_extension_handler_get_extension_resource;
|
|
end;
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerOwn.OnExtensionLoadFailed(result: TCefErrorcode);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerOwn.OnExtensionLoaded(const extension: ICefExtension);
|
|
begin
|
|
|
|
//
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerOwn.OnExtensionUnloaded(const extension: ICefExtension);
|
|
begin
|
|
|
|
//
|
|
end;
|
|
|
|
function TCefExtensionHandlerOwn.OnBeforeBackgroundBrowser(const extension : ICefExtension;
|
|
const url : ustring;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
function TCefExtensionHandlerOwn.OnBeforeBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const active_browser : ICefBrowser;
|
|
index : Integer;
|
|
const url : ustring;
|
|
active : boolean;
|
|
var windowInfo : TCefWindowInfo;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerOwn.GetActiveBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
var aRsltBrowser : ICefBrowser);
|
|
begin
|
|
//
|
|
end;
|
|
|
|
function TCefExtensionHandlerOwn.CanAccessBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
const target_browser : ICefBrowser): boolean;
|
|
begin
|
|
Result := True;
|
|
end;
|
|
|
|
function TCefExtensionHandlerOwn.GetExtensionResource(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const file_ : ustring;
|
|
const callback : ICefGetExtensionResourceCallback): boolean;
|
|
begin
|
|
Result := False;
|
|
end;
|
|
|
|
procedure TCefExtensionHandlerOwn.RemoveReferences;
|
|
begin
|
|
//
|
|
end;
|
|
|
|
// ***************************************************************************
|
|
// ************************ TCustomExtensionHandler **************************
|
|
// ***************************************************************************
|
|
|
|
constructor TCustomExtensionHandler.Create(const events: IChromiumEvents);
|
|
begin
|
|
inherited Create;
|
|
|
|
FEvents := Pointer(events);
|
|
end;
|
|
|
|
destructor TCustomExtensionHandler.Destroy;
|
|
begin
|
|
RemoveReferences;
|
|
|
|
inherited Destroy;
|
|
end;
|
|
|
|
procedure TCustomExtensionHandler.RemoveReferences;
|
|
begin
|
|
FEvents := nil;
|
|
end;
|
|
|
|
procedure TCustomExtensionHandler.OnExtensionLoadFailed(result: TCefErrorcode);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnExtensionLoadFailed(result);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.OnExtensionLoadFailed', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomExtensionHandler.OnExtensionLoaded(const extension: ICefExtension);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnExtensionLoaded(extension);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.OnExtensionLoaded', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomExtensionHandler.OnExtensionUnloaded(const extension: ICefExtension);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnExtensionUnloaded(extension);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.OnExtensionUnloaded', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function TCustomExtensionHandler.OnBeforeBackgroundBrowser(const extension : ICefExtension;
|
|
const url : ustring;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnExtensionBeforeBackgroundBrowser(extension,
|
|
url,
|
|
client,
|
|
settings);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.OnBeforeBackgroundBrowser', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function TCustomExtensionHandler.OnBeforeBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const active_browser : ICefBrowser;
|
|
index : Integer;
|
|
const url : ustring;
|
|
active : boolean;
|
|
var windowInfo : TCefWindowInfo;
|
|
var client : ICefClient;
|
|
var settings : TCefBrowserSettings) : boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnExtensionBeforeBrowser(extension,
|
|
browser,
|
|
active_browser,
|
|
index,
|
|
url,
|
|
active,
|
|
windowInfo,
|
|
client,
|
|
settings);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.OnBeforeBrowser', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure TCustomExtensionHandler.GetActiveBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
var aRsltBrowser : ICefBrowser);
|
|
begin
|
|
try
|
|
if (FEvents <> nil) then
|
|
IChromiumEvents(FEvents).doOnExtensionGetActiveBrowser(extension,
|
|
browser,
|
|
include_incognito,
|
|
aRsltBrowser);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.GetActiveBrowser', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function TCustomExtensionHandler.CanAccessBrowser(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
include_incognito : boolean;
|
|
const target_browser : ICefBrowser): boolean;
|
|
begin
|
|
Result := True;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnExtensionCanAccessBrowser(extension,
|
|
browser,
|
|
include_incognito,
|
|
target_browser);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.CanAccessBrowser', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function TCustomExtensionHandler.GetExtensionResource(const extension : ICefExtension;
|
|
const browser : ICefBrowser;
|
|
const file_ : ustring;
|
|
const callback : ICefGetExtensionResourceCallback): boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (FEvents <> nil) then
|
|
Result := IChromiumEvents(FEvents).doOnExtensionGetExtensionResource(extension,
|
|
browser,
|
|
file_,
|
|
callback);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('TCustomExtensionHandler.GetExtensionResource', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
end.
|