Delphi/CEF4Delphi
1
0
Fork 0
mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2024-11-16 00:05:55 +01:00
Code Issues Actions Packages Projects Releases Wiki Activity
26f286cae7
CEF4Delphi/source/uCEFApplication.pas
Salvador Díaz Fau 26f286cae7 Update to CEF 3.3202.1674.g2a991c4
2017-10-26 13:23:13 +02:00

1654 lines
70 KiB
ObjectPascal
Raw Blame History

// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF3 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 © 2017 Salvador Díaz 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 uCEFApplication;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
WinApi.Windows, System.Classes, System.UITypes,
{$ELSE}
Windows, Classes,
{$ENDIF}
uCEFTypes, uCEFInterfaces, uCEFBaseRefCounted, uCEFSchemeRegistrar;
const
CEF_SUPPORTED_VERSION_MAJOR = 3;
CEF_SUPPORTED_VERSION_MINOR = 3202;
CEF_SUPPORTED_VERSION_RELEASE = 1674;
CEF_SUPPORTED_VERSION_BUILD = 0;
CEF_CHROMEELF_VERSION_MAJOR = 62;
CEF_CHROMEELF_VERSION_MINOR = 0;
CEF_CHROMEELF_VERSION_RELEASE = 3202;
CEF_CHROMEELF_VERSION_BUILD = 62;
LIBCEF_DLL = 'libcef.dll';
CHROMEELF_DLL = 'chrome_elf.dll';
type
TInternalApp = class;
TCefApplication = class
protected
FMustShutDown : boolean;
FCache : ustring;
FCookies : ustring;
FUserDataPath : ustring;
FUserAgent : ustring;
FProductVersion : ustring;
FLocale : ustring;
FLocalesRequired : ustring;
FLogFile : ustring;
FBrowserSubprocessPath : ustring;
FCustomFlashPath : ustring;
FFrameworkDirPath : ustring;
FLogSeverity : TCefLogSeverity;
FJavaScriptFlags : ustring;
FResourcesDirPath : ustring;
FLocalesDirPath : ustring;
FSingleProcess : Boolean;
FNoSandbox : Boolean;
FCommandLineArgsDisabled : Boolean;
FPackLoadingDisabled : Boolean;
FRemoteDebuggingPort : Integer;
FUncaughtExceptionStackSize : Integer;
FPersistSessionCookies : Boolean;
FPersistUserPreferences : boolean;
FIgnoreCertificateErrors : Boolean;
FEnableNetSecurityExpiration : boolean;
FBackgroundColor : TCefColor;
FAcceptLanguageList : ustring;
FWindowsSandboxInfo : Pointer;
FWindowlessRenderingEnabled : Boolean;
FMultiThreadedMessageLoop : boolean;
FExternalMessagePump : boolean;
FDeleteCache : boolean;
FDeleteCookies : boolean;
FCustomCommandLines : TStringList;
FCustomCommandLineValues : TStringList;
FFlashEnabled : boolean;
FEnableSpellingService : boolean;
FEnableMediaStream : boolean;
FEnableSpeechInput : boolean;
FEnableGPU : boolean;
FCheckCEFFiles : boolean;
FLibLoaded : boolean;
FSmoothScrolling : boolean;
FFastUnload : boolean;
FDisableSafeBrowsing : boolean;
FEnableHighDPISupport : boolean;
FMuteAudio : boolean;
FReRaiseExceptions : boolean;
FUpdateChromeVer : boolean;
FShowMessageDlg : boolean;
FSetCurrentDir : boolean;
FChromeVersionInfo : TFileVersionInfo;
FLibHandle : THandle;
FOnRegisterCustomSchemes : TOnRegisterCustomSchemes;
FResourceBundleHandler : ICefResourceBundleHandler;
FBrowserProcessHandler : ICefBrowserProcessHandler;
FRenderProcessHandler : ICefRenderProcessHandler;
FAppSettings : TCefSettings;
FDeviceScaleFactor : single;
FCheckDevToolsResources : boolean;
procedure SetFrameworkDirPath(const aValue : ustring);
procedure SetResourcesDirPath(const aValue : ustring);
procedure SetLocalesDirPath(const aValue : ustring);
function GetChromeVersion : string;
function GetLibCefPath : string;
function GetChromeElfPath : string;
function LoadCEFlibrary : boolean; virtual;
function Load_cef_app_capi_h : boolean;
function Load_cef_browser_capi_h : boolean;
function Load_cef_command_line_capi_h : boolean;
function Load_cef_cookie_capi_h : boolean;
function Load_cef_crash_util_h : boolean;
function Load_cef_drag_data_capi_h : boolean;
function Load_cef_file_util_capi_h : boolean;
function Load_cef_geolocation_capi_h : boolean;
function Load_cef_image_capi_h : boolean;
function Load_cef_menu_model_capi_h : boolean;
function Load_cef_origin_whitelist_capi_h : boolean;
function Load_cef_parser_capi_h : boolean;
function Load_cef_path_util_capi_h : boolean;
function Load_cef_print_settings_capi_h : boolean;
function Load_cef_process_message_capi_h : boolean;
function Load_cef_process_util_capi_h : boolean;
function Load_cef_request_capi_h : boolean;
function Load_cef_request_context_capi_h : boolean;
function Load_cef_resource_bundle_capi_h : boolean;
function Load_cef_response_capi_h : boolean;
function Load_cef_scheme_capi_h : boolean;
function Load_cef_ssl_info_capi_h : boolean;
function Load_cef_stream_capi_h : boolean;
function Load_cef_task_capi_h : boolean;
function Load_cef_thread_capi_h : boolean;
function Load_cef_trace_capi_h : boolean;
function Load_cef_urlrequest_capi_h : boolean;
function Load_cef_v8_capi_h : boolean;
function Load_cef_values_capi_h : boolean;
function Load_cef_waitable_event_capi_h : boolean;
function Load_cef_web_plugin_capi_h : boolean;
function Load_cef_xml_reader_capi_h : boolean;
function Load_cef_zip_reader_capi_h : boolean;
function Load_cef_logging_internal_h : boolean;
function Load_cef_string_list_h : boolean;
function Load_cef_string_map_h : boolean;
function Load_cef_string_multimap_h : boolean;
function Load_cef_string_types_h : boolean;
function Load_cef_thread_internal_h : boolean;
function Load_cef_trace_event_internal_h : boolean;
procedure ShutDown;
function ExecuteProcess(const aApp : ICefApp) : integer;
procedure InitializeSettings(var aSettings : TCefSettings);
function InitializeLibrary(const aApp : ICefApp) : boolean;
function InitializeCookies : boolean;
function MultiExeProcessing : boolean;
function SingleExeProcessing : boolean;
function CheckCEFLibrary : boolean;
procedure DeleteDirContents(const aDirectory : string);
function FindFlashDLL(var aFileName : string) : boolean;
procedure ShowErrorMessageDlg(const aError : string); virtual;
public
constructor Create(aUpdateChromeVer : boolean = True);
destructor Destroy; override;
procedure AfterConstruction; override;
procedure AddCustomCommandLine(const aCommandLine : string; const aValue : string = '');
function StartMainProcess : boolean;
function StartSubProcess : boolean;
procedure UpdateDeviceScaleFactor;
// Internal procedures. Only TInternalApp should use them.
procedure Internal_OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine);
procedure Internal_OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef);
procedure Internal_OnGetResourceBundleHandler(var aCefResourceBundleHandler : ICefResourceBundleHandler);
procedure Internal_OnGetBrowserProcessHandler(var aCefBrowserProcessHandler : ICefBrowserProcessHandler);
procedure Internal_OnGetRenderProcessHandler(var aCefRenderProcessHandler : ICefRenderProcessHandler);
property Cache : ustring read FCache write FCache;
property Cookies : ustring read FCookies write FCookies;
property UserDataPath : ustring read FUserDataPath write FUserDataPath;
property UserAgent : ustring read FUserAgent write FUserAgent;
property ProductVersion : ustring read FProductVersion write FProductVersion;
property Locale : ustring read FLocale write FLocale;
property LogFile : ustring read FLogFile write FLogFile;
property BrowserSubprocessPath : ustring read FBrowserSubprocessPath write FBrowserSubprocessPath;
property FrameworkDirPath : ustring read FFrameworkDirPath write SetFrameworkDirPath;
property LogSeverity : TCefLogSeverity read FLogSeverity write FLogSeverity;
property JavaScriptFlags : ustring read FJavaScriptFlags write FJavaScriptFlags;
property ResourcesDirPath : ustring read FResourcesDirPath write SetResourcesDirPath;
property LocalesDirPath : ustring read FLocalesDirPath write SetLocalesDirPath;
property SingleProcess : Boolean read FSingleProcess write FSingleProcess;
property NoSandbox : Boolean read FNoSandbox write FNoSandbox;
property CommandLineArgsDisabled : Boolean read FCommandLineArgsDisabled write FCommandLineArgsDisabled;
property PackLoadingDisabled : Boolean read FPackLoadingDisabled write FPackLoadingDisabled;
property RemoteDebuggingPort : Integer read FRemoteDebuggingPort write FRemoteDebuggingPort;
property UncaughtExceptionStackSize : Integer read FUncaughtExceptionStackSize write FUncaughtExceptionStackSize;
property PersistSessionCookies : Boolean read FPersistSessionCookies write FPersistSessionCookies;
property PersistUserPreferences : Boolean read FPersistUserPreferences write FPersistUserPreferences;
property IgnoreCertificateErrors : Boolean read FIgnoreCertificateErrors write FIgnoreCertificateErrors;
property EnableNetSecurityExpiration : boolean read FEnableNetSecurityExpiration write FEnableNetSecurityExpiration;
property BackgroundColor : TCefColor read FBackgroundColor write FBackgroundColor;
property AcceptLanguageList : ustring read FAcceptLanguageList write FAcceptLanguageList;
property WindowsSandboxInfo : Pointer read FWindowsSandboxInfo write FWindowsSandboxInfo;
property WindowlessRenderingEnabled : Boolean read FWindowlessRenderingEnabled write FWindowlessRenderingEnabled;
property MultiThreadedMessageLoop : boolean read FMultiThreadedMessageLoop write FMultiThreadedMessageLoop;
property ExternalMessagePump : boolean read FExternalMessagePump write FExternalMessagePump;
property DeleteCache : boolean read FDeleteCache write FDeleteCache;
property DeleteCookies : boolean read FDeleteCookies write FDeleteCookies;
property FlashEnabled : boolean read FFlashEnabled write FFlashEnabled;
property EnableSpellingService : boolean read FEnableSpellingService write FEnableSpellingService;
property EnableMediaStream : boolean read FEnableMediaStream write FEnableMediaStream;
property EnableSpeechInput : boolean read FEnableSpeechInput write FEnableSpeechInput;
property EnableGPU : boolean read FEnableGPU write FEnableGPU;
property CheckCEFFiles : boolean read FCheckCEFFiles write FCheckCEFFiles;
property ShowMessageDlg : boolean read FShowMessageDlg write FShowMessageDlg;
property SetCurrentDir : boolean read FSetCurrentDir write FSetCurrentDir;
property ChromeMajorVer : uint16 read FChromeVersionInfo.MajorVer;
property ChromeMinorVer : uint16 read FChromeVersionInfo.MinorVer;
property ChromeRelease : uint16 read FChromeVersionInfo.Release;
property ChromeBuild : uint16 read FChromeVersionInfo.Build;
property ChromeVersion : string read GetChromeVersion;
property LibCefPath : string read GetLibCefPath;
property ChromeElfPath : string read GetChromeElfPath;
property OnRegCustomSchemes : TOnRegisterCustomSchemes read FOnRegisterCustomSchemes write FOnRegisterCustomSchemes;
property ResourceBundleHandler : ICefResourceBundleHandler read FResourceBundleHandler write FResourceBundleHandler;
property BrowserProcessHandler : ICefBrowserProcessHandler read FBrowserProcessHandler write FBrowserProcessHandler;
property RenderProcessHandler : ICefRenderProcessHandler read FRenderProcessHandler write FRenderProcessHandler;
property SmoothScrolling : boolean read FSmoothScrolling write FSmoothScrolling;
property FastUnload : boolean read FFastUnload write FFastUnload;
property DisableSafeBrowsing : boolean read FDisableSafeBrowsing write FDisableSafeBrowsing;
property LibLoaded : boolean read FLibLoaded;
property EnableHighDPISupport : boolean read FEnableHighDPISupport write FEnableHighDPISupport;
property MuteAudio : boolean read FMuteAudio write FMuteAudio;
property ReRaiseExceptions : boolean read FReRaiseExceptions write FReRaiseExceptions;
property DeviceScaleFactor : single read FDeviceScaleFactor;
property CheckDevToolsResources : boolean read FCheckDevToolsResources write FCheckDevToolsResources;
property LocalesRequired : ustring read FLocalesRequired write FLocalesRequired;
property CustomFlashPath : ustring read FCustomFlashPath write FCustomFlashPath;
end;
TCefAppOwn = class(TCefBaseRefCountedOwn, ICefApp)
protected
procedure OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine); virtual; abstract;
procedure OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef); virtual; abstract;
function GetResourceBundleHandler: ICefResourceBundleHandler; virtual; abstract;
function GetBrowserProcessHandler: ICefBrowserProcessHandler; virtual; abstract;
function GetRenderProcessHandler: ICefRenderProcessHandler; virtual; abstract;
public
constructor Create; virtual;
end;
TInternalApp = class(TCefAppOwn)
protected
FCefApp : TCefApplication;
procedure OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine); override;
procedure OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef); override;
function GetResourceBundleHandler: ICefResourceBundleHandler; override;
function GetBrowserProcessHandler: ICefBrowserProcessHandler; override;
function GetRenderProcessHandler: ICefRenderProcessHandler; override;
public
constructor Create(const aCefApp : TCefApplication); reintroduce;
destructor Destroy; override;
end;
var
GlobalCEFApp : TCefApplication = nil;
implementation
uses
{$IFDEF DELPHI16_UP}
System.Math, System.IOUtils, System.SysUtils, Vcl.Dialogs,
{$ELSE}
Math, {$IFDEF DELPHI14_UP}IOUtils,{$ENDIF} SysUtils, Dialogs,
{$ENDIF}
uCEFLibFunctions, uCEFMiscFunctions, uCEFCommandLine, uCEFConstants,
uCEFSchemeHandlerFactory, uCEFCookieManager;
constructor TCefApplication.Create(aUpdateChromeVer : boolean);
begin
inherited Create;
FLibHandle := 0;
FMustShutDown := False;
FCache := '';
FCookies := '';
FUserDataPath := '';
FUserAgent := '';
FProductVersion := '';
FLocale := '';
FLogFile := '';
FBrowserSubprocessPath := '';
FCustomFlashPath := '';
FFrameworkDirPath := '';
FLogSeverity := LOGSEVERITY_DISABLE;
FJavaScriptFlags := '';
FResourcesDirPath := '';
FLocalesDirPath := '';
FSingleProcess := False;
FNoSandbox := True;
FCommandLineArgsDisabled := False;
FPackLoadingDisabled := False;
FRemoteDebuggingPort := 0;
FUncaughtExceptionStackSize := 0;
FPersistSessionCookies := False;
FPersistUserPreferences := False;
FIgnoreCertificateErrors := False;
FEnableNetSecurityExpiration := False;
FBackgroundColor := 0;
FAcceptLanguageList := '';
FWindowsSandboxInfo := nil;
FWindowlessRenderingEnabled := False;
FMultiThreadedMessageLoop := True;
FExternalMessagePump := False;
FDeleteCache := False;
FDeleteCookies := False;
FFlashEnabled := True;
FEnableSpellingService := True;
FEnableMediaStream := True;
FEnableSpeechInput := True;
FEnableGPU := True;
FCustomCommandLines := nil;
FCustomCommandLineValues := nil;
FCheckCEFFiles := True;
FSmoothScrolling := False;
FFastUnload := False;
FDisableSafeBrowsing := False;
FOnRegisterCustomSchemes := nil;
FResourceBundleHandler := nil;
FBrowserProcessHandler := nil;
FRenderProcessHandler := nil;
FEnableHighDPISupport := False;
FMuteAudio := False;
FReRaiseExceptions := False;
FLibLoaded := False;
FShowMessageDlg := True;
FSetCurrentDir := False;
FUpdateChromeVer := aUpdateChromeVer;
FCheckDevToolsResources := True;
FLocalesRequired := '';
UpdateDeviceScaleFactor;
FAppSettings.size := SizeOf(TCefSettings);
FillChar(FAppSettings, FAppSettings.size, 0);
FChromeVersionInfo.MajorVer := CEF_CHROMEELF_VERSION_MAJOR;
FChromeVersionInfo.MinorVer := CEF_CHROMEELF_VERSION_MINOR;
FChromeVersionInfo.Release := CEF_CHROMEELF_VERSION_RELEASE;
FChromeVersionInfo.Build := CEF_CHROMEELF_VERSION_BUILD;
if FUpdateChromeVer then GetDLLVersion(ChromeElfPath, FChromeVersionInfo);
IsMultiThread := True;
SetExceptionMask([exInvalidOp, exDenormalized, exZeroDivide, exOverflow, exUnderflow, exPrecision]);
end;
destructor TCefApplication.Destroy;
begin
ShutDown;
if (FCustomCommandLines <> nil) then FreeAndNil(FCustomCommandLines);
if (FCustomCommandLineValues <> nil) then FreeAndNil(FCustomCommandLineValues);
inherited Destroy;
end;
procedure TCefApplication.AfterConstruction;
begin
inherited AfterConstruction;
FCustomCommandLines := TStringList.Create;
FCustomCommandLineValues := TStringList.Create;
end;
procedure TCefApplication.AddCustomCommandLine(const aCommandLine, aValue : string);
begin
if (FCustomCommandLines <> nil) then FCustomCommandLines.Add(aCommandLine);
if (FCustomCommandLineValues <> nil) then FCustomCommandLineValues.Add(aValue);
end;
function TCefApplication.MultiExeProcessing : boolean;
var
TempApp : ICefApp;
begin
Result := False;
try
if CheckCEFLibrary then
begin
FMustShutDown := True;
if LoadCEFlibrary then
begin
TempApp := TInternalApp.Create(self);
Result := InitializeLibrary(TempApp);
end;
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.MultiExeProcessing', e) then raise;
end;
end;
function TCefApplication.SingleExeProcessing : boolean;
var
TempApp : ICefApp;
begin
Result := False;
try
if CheckCEFLibrary and LoadCEFlibrary then
begin
TempApp := TInternalApp.Create(self);
if (ExecuteProcess(TempApp) < 0) then
begin
FMustShutDown := True;
Result := InitializeLibrary(TempApp);
end;
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.SingleExeProcessing', e) then raise;
end;
end;
function TCefApplication.GetChromeVersion : string;
begin
Result := FileVersionInfoToString(FChromeVersionInfo);
end;
function TCefApplication.GetLibCefPath : string;
begin
if (length(FFrameworkDirPath) > 0) then
Result := IncludeTrailingPathDelimiter(FFrameworkDirPath) + LIBCEF_DLL
else
Result := LIBCEF_DLL;
end;
function TCefApplication.GetChromeElfPath : string;
begin
if (length(FFrameworkDirPath) > 0) then
Result := IncludeTrailingPathDelimiter(FFrameworkDirPath) + CHROMEELF_DLL
else
Result := CHROMEELF_DLL;
end;
procedure TCefApplication.SetFrameworkDirPath(const aValue : ustring);
begin
if (length(aValue) > 0) and DirectoryExists(aValue) then
begin
if CustomPathIsRelative(aValue) then
FFrameworkDirPath := GetModulePath + aValue
else
FFrameworkDirPath := aValue;
end
else
FFrameworkDirPath := '';
if FUpdateChromeVer then GetDLLVersion(ChromeElfPath, FChromeVersionInfo);
end;
procedure TCefApplication.SetResourcesDirPath(const aValue : ustring);
begin
if (length(aValue) > 0) and DirectoryExists(aValue) then
begin
if CustomPathIsRelative(aValue) then
FResourcesDirPath := GetModulePath + aValue
else
FResourcesDirPath := aValue;
end
else
FResourcesDirPath := '';
end;
procedure TCefApplication.SetLocalesDirPath(const aValue : ustring);
begin
if (length(aValue) > 0) and DirectoryExists(aValue) then
begin
if CustomPathIsRelative(aValue) then
FLocalesDirPath := GetModulePath + aValue
else
FLocalesDirPath := aValue;
end
else
FLocalesDirPath := '';
end;
function TCefApplication.CheckCEFLibrary : boolean;
var
TempString, TempPath : string;
begin
Result := False;
if not(FCheckCEFFiles) then
Result := True
else
begin
if not(CheckDLLs(FFrameworkDirPath)) then
begin
TempString := 'CEF framework files missing !' + CRLF + CRLF;
if GetAbsoluteDirPath(FFrameworkDirPath, TempPath) then
begin
if (length(TempPath) = 0) then TempPath := GetModulePath;
TempString := TempString + 'Make sure all the CEF framework files can be found in this directory :' + CRLF + SplitLongString(TempPath);
end
else
TempString := TempString + 'The CEF framework directory doesn' + #39 +'t exist!' + CRLF + SplitLongString(FFrameworkDirPath);
ShowErrorMessageDlg(TempString);
exit;
end;
if not(CheckResources(FResourcesDirPath, FCheckDevToolsResources)) then
begin
TempString := 'CEF resources missing !' + CRLF + CRLF;
if GetAbsoluteDirPath(FResourcesDirPath, TempPath) then
begin
if (length(TempPath) = 0) then TempPath := GetModulePath;
TempString := TempString + 'Make sure all the CEF resources can be found in this directory :' + CRLF + SplitLongString(TempPath);
end
else
TempString := TempString + 'The CEF resources directory doesn' + #39 +'t exist!' + CRLF + SplitLongString(FResourcesDirPath);
ShowErrorMessageDlg(TempString);
exit;
end;
if not(CheckLocales(FLocalesDirPath, FLocalesRequired)) then
begin
TempString := 'CEF locale files missing !' + CRLF + CRLF;
if GetAbsoluteDirPath(FLocalesDirPath, TempPath) then
begin
if (length(TempPath) = 0) then TempPath := GetModulePath + 'locales';
TempString := TempString + 'Make sure all the CEF locale files can be found in this directory :' + CRLF + SplitLongString(TempPath);
end
else
TempString := TempString + 'The CEF locales directory doesn' + #39 +'t exist!' + CRLF + SplitLongString(FLocalesDirPath);
ShowErrorMessageDlg(TempString);
exit;
end;
if CheckDLLVersion(LibCefPath,
CEF_SUPPORTED_VERSION_MAJOR,
CEF_SUPPORTED_VERSION_MINOR,
CEF_SUPPORTED_VERSION_RELEASE,
CEF_SUPPORTED_VERSION_BUILD) then
Result := True
else
begin
TempString := 'Unsupported CEF version !' +
CRLF + CRLF +
'Use only the CEF3 binaries specified in the CEF4Delphi Readme.md file at ' +
CRLF + CEF4DELPHI_URL;
ShowErrorMessageDlg(TempString);
end;
end;
end;
function TCefApplication.StartMainProcess : boolean;
begin
if not(FSingleProcess) and (length(FBrowserSubprocessPath) > 0) then
Result := MultiExeProcessing
else
Result := SingleExeProcessing;
end;
function TCefApplication.StartSubProcess : boolean;
var
TempApp : ICefApp;
begin
Result := False;
try
if not(FSingleProcess) and LoadCEFlibrary then
begin
TempApp := TInternalApp.Create(self);
Result := (ExecuteProcess(TempApp) >= 0);
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.StartSubProcess', e) then raise;
end;
end;
procedure TCefApplication.UpdateDeviceScaleFactor;
begin
FDeviceScaleFactor := GetDeviceScaleFactor;
end;
procedure TCefApplication.ShutDown;
begin
try
if (FLibHandle <> 0) then
begin
if FMustShutDown then cef_shutdown;
FreeLibrary(FLibHandle);
FLibHandle := 0;
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.ShutDown', e) then raise;
end;
end;
function TCefApplication.ExecuteProcess(const aApp : ICefApp) : integer;
var
TempArgs : TCefMainArgs;
begin
TempArgs.instance := HINSTANCE;
Result := cef_execute_process(@TempArgs, aApp.Wrap, FWindowsSandboxInfo);
end;
procedure TCefApplication.InitializeSettings(var aSettings : TCefSettings);
begin
aSettings.size := SizeOf(TCefSettings);
aSettings.single_process := Ord(FSingleProcess);
aSettings.no_sandbox := Ord(FNoSandbox);
aSettings.browser_subprocess_path := CefString(FBrowserSubprocessPath);
aSettings.framework_dir_path := CefString(FFrameworkDirPath);
aSettings.multi_threaded_message_loop := Ord(FMultiThreadedMessageLoop);
aSettings.external_message_pump := Ord(FExternalMessagePump);
aSettings.windowless_rendering_enabled := Ord(FWindowlessRenderingEnabled);
aSettings.command_line_args_disabled := Ord(FCommandLineArgsDisabled);
aSettings.cache_path := CefString(FCache);
aSettings.user_data_path := CefString(FUserDataPath);
aSettings.persist_session_cookies := Ord(FPersistSessionCookies);
aSettings.persist_user_preferences := Ord(FPersistUserPreferences);
aSettings.user_agent := CefString(FUserAgent);
aSettings.product_version := CefString(FProductVersion);
aSettings.locale := CefString(FLocale);
aSettings.log_file := CefString(FLogFile);
aSettings.log_severity := FLogSeverity;
aSettings.javascript_flags := CefString(FJavaScriptFlags);
aSettings.resources_dir_path := CefString(FResourcesDirPath);
aSettings.locales_dir_path := CefString(FLocalesDirPath);
aSettings.pack_loading_disabled := Ord(FPackLoadingDisabled);
aSettings.remote_debugging_port := FRemoteDebuggingPort;
aSettings.uncaught_exception_stack_size := FUncaughtExceptionStackSize;
aSettings.ignore_certificate_errors := Ord(FIgnoreCertificateErrors);
aSettings.enable_net_security_expiration := Ord(FEnableNetSecurityExpiration);
aSettings.background_color := FBackgroundColor;
aSettings.accept_language_list := CefString(FAcceptLanguageList);
end;
function TCefApplication.InitializeLibrary(const aApp : ICefApp) : boolean;
begin
Result := False;
try
if FDeleteCache then DeleteDirContents(FCache);
if FDeleteCookies then DeleteDirContents(FCookies);
InitializeSettings(FAppSettings);
Result := (cef_initialize(@HInstance, @FAppSettings, aApp.Wrap, FWindowsSandboxInfo) <> 0) and
InitializeCookies;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.InitializeLibrary', e) then raise;
end;
end;
function TCefApplication.InitializeCookies : boolean;
var
TempCookieManager : ICefCookieManager;
begin
Result := False;
try
if (length(FCookies) > 0) then
begin
TempCookieManager := TCefCookieManagerRef.Global(nil);
if (TempCookieManager <> nil) and
TempCookieManager.SetStoragePath(FCookies, FPersistSessionCookies, nil) then
Result := True
else
OutputDebugMessage('TCefApplication.InitializeCookies error : cookies cannot be accessed');
end
else
Result := True;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.InitializeCookies', e) then raise;
end;
end;
procedure TCefApplication.DeleteDirContents(const aDirectory : string);
{$IFNDEF DELPHI14_UP}
var
TempRec : TSearchRec;
{$ENDIF}
begin
try
if (length(aDirectory) > 0) and DirectoryExists(aDirectory) then
begin
{$IFDEF DELPHI14_UP}
TDirectory.Delete(aDirectory, True);
{$ELSE}
if (FindFirst(aDirectory + '\*', faAnyFile, TempRec) = 0) then
begin
try
repeat
if ((TempRec.Attr and faDirectory) <> 0) then
begin
if (TempRec.Name <> '.') and (TempRec.Name <> '..') then
DeleteDirContents(aDirectory + '\' + TempRec.Name)
end
else
DeleteFile(aDirectory + '\' + TempRec.Name);
until (FindNext(TempRec) <> 0);
finally
FindClose(TempRec);
end;
end;
{$ENDIF}
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.DeleteDirContents', e) then raise;
end;
end;
function TCefApplication.FindFlashDLL(var aFileName : string) : boolean;
var
TempSearchRec : TSearchRec;
TempProductName, TempPath : string;
begin
Result := False;
aFileName := '';
try
if (length(FCustomFlashPath) > 0) then
begin
TempPath := IncludeTrailingPathDelimiter(FCustomFlashPath);
if (FindFirst(TempPath + '*.dll', faAnyFile, TempSearchRec) = 0) then
begin
repeat
if (TempSearchRec.Attr <> faDirectory) and
GetStringFileInfo(TempPath + TempSearchRec.Name, 'ProductName', TempProductName) and
(CompareText(TempProductName, 'Shockwave Flash') = 0) then
begin
aFileName := TempPath + TempSearchRec.Name;
Result := True;
end;
until Result or (FindNext(TempSearchRec) <> 0);
FindClose(TempSearchRec);
end;
end;
except
on e : exception do
if CustomExceptionHandler('TCefApplication.FindFlashDLL', e) then raise;
end;
end;
procedure TCefApplication.ShowErrorMessageDlg(const aError : string);
begin
OutputDebugMessage(aError);
if FShowMessageDlg then MessageDlg(aError, mtError, [mbOk], 0);
end;
procedure TCefApplication.Internal_OnBeforeCommandLineProcessing(const processType : ustring;
const commandLine : ICefCommandLine);
var
i : integer;
TempVersionInfo : TFileVersionInfo;
TempFileName : string;
begin
if (commandLine <> nil) then
begin
if FindFlashDLL(TempFileName) and
GetDLLVersion(TempFileName, TempVersionInfo) then
begin
if FEnableGPU then commandLine.AppendSwitch('--enable-gpu-plugin');
commandLine.AppendSwitch('--enable-accelerated-plugins');
commandLine.AppendSwitchWithValue('--ppapi-flash-path', TempFileName);
commandLine.AppendSwitchWithValue('--ppapi-flash-version', FileVersionInfoToString(TempVersionInfo));
end
else
if FFlashEnabled then
begin
if FEnableGPU then commandLine.AppendSwitch('--enable-gpu-plugin');
commandLine.AppendSwitch('--enable-accelerated-plugins');
commandLine.AppendSwitch('--enable-system-flash');
end;
commandLine.AppendSwitchWithValue('--enable-spelling-service', IntToStr(Ord(FEnableSpellingService)));
commandLine.AppendSwitchWithValue('--enable-media-stream', IntToStr(Ord(FEnableMediaStream)));
commandLine.AppendSwitchWithValue('--enable-speech-input', IntToStr(Ord(FEnableSpeechInput)));
if not(FEnableGPU) then
begin
commandLine.AppendSwitch('--disable-gpu');
commandLine.AppendSwitch('--disable-gpu-compositing');
end;
if FSmoothScrolling then
commandLine.AppendSwitch('--enable-smooth-scrolling');
if FFastUnload then
commandLine.AppendSwitch('--enable-fast-unload');
if FDisableSafeBrowsing then
begin
commandLine.AppendSwitch('--disable-client-side-phishing-detection');
commandLine.AppendSwitch('--safebrowsing-disable-auto-update');
commandLine.AppendSwitch('--safebrowsing-disable-download-protection');
end;
if FMuteAudio then
commandLine.AppendSwitch('--mute-audio');
if (FCustomCommandLines <> nil) and
(FCustomCommandLineValues <> nil) and
(FCustomCommandLines.Count = FCustomCommandLineValues.Count) then
begin
i := 0;
while (i < FCustomCommandLines.Count) do
begin
if (length(FCustomCommandLines[i]) > 0) then
begin
if (length(FCustomCommandLineValues[i]) > 0) then
commandLine.AppendSwitchWithValue(FCustomCommandLines[i], FCustomCommandLineValues[i])
else
commandLine.AppendSwitch(FCustomCommandLines[i]);
end;
inc(i);
end;
end;
end;
end;
procedure TCefApplication.Internal_OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef);
begin
if assigned(FOnRegisterCustomSchemes) then FOnRegisterCustomSchemes(registrar);
end;
procedure TCefApplication.Internal_OnGetResourceBundleHandler(var aCefResourceBundleHandler : ICefResourceBundleHandler);
begin
if (FResourceBundleHandler <> nil) then aCefResourceBundleHandler := FResourceBundleHandler;
end;
procedure TCefApplication.Internal_OnGetBrowserProcessHandler(var aCefBrowserProcessHandler : ICefBrowserProcessHandler);
begin
if (FBrowserProcessHandler <> nil) then aCefBrowserProcessHandler := FBrowserProcessHandler;
end;
procedure TCefApplication.Internal_OnGetRenderProcessHandler(var aCefRenderProcessHandler : ICefRenderProcessHandler);
begin
if (FRenderProcessHandler <> nil) then aCefRenderProcessHandler := FRenderProcessHandler;
end;
function TCefApplication.LoadCEFlibrary : boolean;
var
TempOldDir : string;
begin
if FSetCurrentDir then
begin
TempOldDir := GetCurrentDir;
chdir(GetModulePath);
end;
FLibHandle := LoadLibraryEx(PChar(LibCefPath), 0, LOAD_WITH_ALTERED_SEARCH_PATH);
if (FLibHandle = 0) then
begin
Result := False;
OutputDebugMessage('TCefApplication.LoadCEFlibrary error: Cannot load libcef.dll. Error code : 0x' + inttohex(GetLastError, 8));
exit;
end;
if Load_cef_app_capi_h and
Load_cef_browser_capi_h and
Load_cef_command_line_capi_h and
Load_cef_cookie_capi_h and
Load_cef_crash_util_h and
Load_cef_drag_data_capi_h and
Load_cef_file_util_capi_h and
Load_cef_geolocation_capi_h and
Load_cef_image_capi_h and
Load_cef_menu_model_capi_h and
Load_cef_origin_whitelist_capi_h and
Load_cef_parser_capi_h and
Load_cef_path_util_capi_h and
Load_cef_print_settings_capi_h and
Load_cef_process_message_capi_h and
Load_cef_process_util_capi_h and
Load_cef_request_capi_h and
Load_cef_request_context_capi_h and
Load_cef_resource_bundle_capi_h and
Load_cef_response_capi_h and
Load_cef_scheme_capi_h and
Load_cef_ssl_info_capi_h and
Load_cef_stream_capi_h and
Load_cef_task_capi_h and
Load_cef_thread_capi_h and
Load_cef_trace_capi_h and
Load_cef_urlrequest_capi_h and
Load_cef_v8_capi_h and
Load_cef_values_capi_h and
Load_cef_waitable_event_capi_h and
Load_cef_web_plugin_capi_h and
Load_cef_xml_reader_capi_h and
Load_cef_zip_reader_capi_h and
Load_cef_logging_internal_h and
Load_cef_string_list_h and
Load_cef_string_map_h and
Load_cef_string_multimap_h and
Load_cef_string_types_h and
Load_cef_thread_internal_h and
Load_cef_trace_event_internal_h then
begin
FLibLoaded := True;
Result := True;
if FEnableHighDPISupport then cef_enable_highdpi_support;
end
else
begin
Result := False;
OutputDebugMessage('TCefApplication.LoadCEFlibrary error: Unsupported CEF version !');
end;
if FSetCurrentDir then chdir(TempOldDir);
end;
function TCefApplication.Load_cef_app_capi_h : boolean;
begin
cef_initialize := GetProcAddress(FLibHandle, 'cef_initialize');
cef_shutdown := GetProcAddress(FLibHandle, 'cef_shutdown');
cef_execute_process := GetProcAddress(FLibHandle, 'cef_execute_process');
cef_do_message_loop_work := GetProcAddress(FLibHandle, 'cef_do_message_loop_work');
cef_run_message_loop := GetProcAddress(FLibHandle, 'cef_run_message_loop');
cef_quit_message_loop := GetProcAddress(FLibHandle, 'cef_quit_message_loop');
cef_set_osmodal_loop := GetProcAddress(FLibHandle, 'cef_set_osmodal_loop');
cef_enable_highdpi_support := GetProcAddress(FLibHandle, 'cef_enable_highdpi_support');
Result := assigned(cef_initialize) and
assigned(cef_shutdown) and
assigned(cef_execute_process) and
assigned(cef_do_message_loop_work) and
assigned(cef_run_message_loop) and
assigned(cef_quit_message_loop) and
assigned(cef_set_osmodal_loop) and
assigned(cef_enable_highdpi_support);
end;
function TCefApplication.Load_cef_browser_capi_h : boolean;
begin
cef_browser_host_create_browser := GetProcAddress(FLibHandle, 'cef_browser_host_create_browser');
cef_browser_host_create_browser_sync := GetProcAddress(FLibHandle, 'cef_browser_host_create_browser_sync');
Result := assigned(cef_browser_host_create_browser) and
assigned(cef_browser_host_create_browser_sync);
end;
function TCefApplication.Load_cef_command_line_capi_h : boolean;
begin
cef_command_line_create := GetProcAddress(FLibHandle, 'cef_command_line_create');
cef_command_line_get_global := GetProcAddress(FLibHandle, 'cef_command_line_get_global');
Result := assigned(cef_command_line_create) and
assigned(cef_command_line_get_global);
end;
function TCefApplication.Load_cef_cookie_capi_h : boolean;
begin
cef_cookie_manager_get_global_manager := GetProcAddress(FLibHandle, 'cef_cookie_manager_get_global_manager');
cef_cookie_manager_create_manager := GetProcAddress(FLibHandle, 'cef_cookie_manager_create_manager');
Result := assigned(cef_cookie_manager_get_global_manager) and
assigned(cef_cookie_manager_create_manager);
end;
function TCefApplication.Load_cef_crash_util_h : boolean;
begin
cef_crash_reporting_enabled := GetProcAddress(FLibHandle, 'cef_crash_reporting_enabled');
cef_set_crash_key_value := GetProcAddress(FLibHandle, 'cef_set_crash_key_value');
Result := assigned(cef_crash_reporting_enabled) and
assigned(cef_set_crash_key_value);
end;
function TCefApplication.Load_cef_drag_data_capi_h : boolean;
begin
cef_drag_data_create := GetProcAddress(FLibHandle, 'cef_drag_data_create');
Result := assigned(cef_drag_data_create);
end;
function TCefApplication.Load_cef_file_util_capi_h : boolean;
begin
cef_create_directory := GetProcAddress(FLibHandle, 'cef_create_directory');
cef_get_temp_directory := GetProcAddress(FLibHandle, 'cef_get_temp_directory');
cef_create_new_temp_directory := GetProcAddress(FLibHandle, 'cef_create_new_temp_directory');
cef_create_temp_directory_in_directory := GetProcAddress(FLibHandle, 'cef_create_temp_directory_in_directory');
cef_directory_exists := GetProcAddress(FLibHandle, 'cef_directory_exists');
cef_delete_file := GetProcAddress(FLibHandle, 'cef_delete_file');
cef_zip_directory := GetProcAddress(FLibHandle, 'cef_zip_directory');
cef_load_crlsets_file := GetProcAddress(FLibHandle, 'cef_load_crlsets_file');
Result := assigned(cef_create_directory) and
assigned(cef_get_temp_directory) and
assigned(cef_create_new_temp_directory) and
assigned(cef_create_temp_directory_in_directory) and
assigned(cef_directory_exists) and
assigned(cef_delete_file) and
assigned(cef_zip_directory) and
assigned(cef_load_crlsets_file);
end;
function TCefApplication.Load_cef_geolocation_capi_h : boolean;
begin
cef_get_geolocation := GetProcAddress(FLibHandle, 'cef_get_geolocation');
Result := assigned(cef_get_geolocation);
end;
function TCefApplication.Load_cef_image_capi_h : boolean;
begin
cef_image_create := GetProcAddress(FLibHandle, 'cef_image_create');
Result := assigned(cef_image_create);
end;
function TCefApplication.Load_cef_menu_model_capi_h : boolean;
begin
cef_menu_model_create := GetProcAddress(FLibHandle, 'cef_menu_model_create');
Result := assigned(cef_menu_model_create);
end;
function TCefApplication.Load_cef_origin_whitelist_capi_h : boolean;
begin
cef_add_cross_origin_whitelist_entry := GetProcAddress(FLibHandle, 'cef_add_cross_origin_whitelist_entry');
cef_remove_cross_origin_whitelist_entry := GetProcAddress(FLibHandle, 'cef_remove_cross_origin_whitelist_entry');
cef_clear_cross_origin_whitelist := GetProcAddress(FLibHandle, 'cef_clear_cross_origin_whitelist');
Result := assigned(cef_add_cross_origin_whitelist_entry) and
assigned(cef_remove_cross_origin_whitelist_entry) and
assigned(cef_clear_cross_origin_whitelist);
end;
function TCefApplication.Load_cef_parser_capi_h : boolean;
begin
cef_parse_url := GetProcAddress(FLibHandle, 'cef_parse_url');
cef_create_url := GetProcAddress(FLibHandle, 'cef_create_url');
cef_format_url_for_security_display := GetProcAddress(FLibHandle, 'cef_format_url_for_security_display');
cef_get_mime_type := GetProcAddress(FLibHandle, 'cef_get_mime_type');
cef_get_extensions_for_mime_type := GetProcAddress(FLibHandle, 'cef_get_extensions_for_mime_type');
cef_base64encode := GetProcAddress(FLibHandle, 'cef_base64encode');
cef_base64decode := GetProcAddress(FLibHandle, 'cef_base64decode');
cef_uriencode := GetProcAddress(FLibHandle, 'cef_uriencode');
cef_uridecode := GetProcAddress(FLibHandle, 'cef_uridecode');
cef_parse_json := GetProcAddress(FLibHandle, 'cef_parse_json');
cef_parse_jsonand_return_error := GetProcAddress(FLibHandle, 'cef_parse_jsonand_return_error');
cef_write_json := GetProcAddress(FLibHandle, 'cef_write_json');
Result := assigned(cef_parse_url) and
assigned(cef_create_url) and
assigned(cef_format_url_for_security_display) and
assigned(cef_get_mime_type) and
assigned(cef_get_extensions_for_mime_type) and
assigned(cef_base64encode) and
assigned(cef_base64decode) and
assigned(cef_uriencode) and
assigned(cef_uridecode) and
assigned(cef_parse_json) and
assigned(cef_parse_jsonand_return_error) and
assigned(cef_write_json);
end;
function TCefApplication.Load_cef_path_util_capi_h : boolean;
begin
cef_get_path := GetProcAddress(FLibHandle, 'cef_get_path');
Result := assigned(cef_get_path);
end;
function TCefApplication.Load_cef_print_settings_capi_h : boolean;
begin
cef_print_settings_create := GetProcAddress(FLibHandle, 'cef_print_settings_create');
Result := assigned(cef_print_settings_create);
end;
function TCefApplication.Load_cef_process_message_capi_h : boolean;
begin
cef_process_message_create := GetProcAddress(FLibHandle, 'cef_process_message_create');
Result := assigned(cef_process_message_create);
end;
function TCefApplication.Load_cef_process_util_capi_h : boolean;
begin
cef_launch_process := GetProcAddress(FLibHandle, 'cef_launch_process');
Result := assigned(cef_launch_process);
end;
function TCefApplication.Load_cef_request_capi_h : boolean;
begin
cef_request_create := GetProcAddress(FLibHandle, 'cef_request_create');
cef_post_data_create := GetProcAddress(FLibHandle, 'cef_post_data_create');
cef_post_data_element_create := GetProcAddress(FLibHandle, 'cef_post_data_element_create');
Result := assigned(cef_request_create) and
assigned(cef_post_data_create) and
assigned(cef_post_data_element_create);
end;
function TCefApplication.Load_cef_request_context_capi_h : boolean;
begin
cef_request_context_get_global_context := GetProcAddress(FLibHandle, 'cef_request_context_get_global_context');
cef_request_context_create_context := GetProcAddress(FLibHandle, 'cef_request_context_create_context');
cef_create_context_shared := GetProcAddress(FLibHandle, 'cef_create_context_shared');
Result := assigned(cef_request_context_get_global_context) and
assigned(cef_request_context_create_context) and
assigned(cef_create_context_shared);
end;
function TCefApplication.Load_cef_resource_bundle_capi_h : boolean;
begin
cef_resource_bundle_get_global := GetProcAddress(FLibHandle, 'cef_resource_bundle_get_global');
Result := assigned(cef_resource_bundle_get_global);
end;
function TCefApplication.Load_cef_response_capi_h : boolean;
begin
cef_response_create := GetProcAddress(FLibHandle, 'cef_response_create');
Result := assigned(cef_response_create);
end;
function TCefApplication.Load_cef_scheme_capi_h : boolean;
begin
cef_register_scheme_handler_factory := GetProcAddress(FLibHandle, 'cef_register_scheme_handler_factory');
cef_clear_scheme_handler_factories := GetProcAddress(FLibHandle, 'cef_clear_scheme_handler_factories');
Result := assigned(cef_register_scheme_handler_factory) and
assigned(cef_clear_scheme_handler_factories);
end;
function TCefApplication.Load_cef_ssl_info_capi_h : boolean;
begin
cef_is_cert_status_error := GetProcAddress(FLibHandle, 'cef_is_cert_status_error');
cef_is_cert_status_minor_error := GetProcAddress(FLibHandle, 'cef_is_cert_status_minor_error');
Result := assigned(cef_is_cert_status_error) and
assigned(cef_is_cert_status_minor_error);
end;
function TCefApplication.Load_cef_stream_capi_h : boolean;
begin
cef_stream_reader_create_for_file := GetProcAddress(FLibHandle, 'cef_stream_reader_create_for_file');
cef_stream_reader_create_for_data := GetProcAddress(FLibHandle, 'cef_stream_reader_create_for_data');
cef_stream_reader_create_for_handler := GetProcAddress(FLibHandle, 'cef_stream_reader_create_for_handler');
cef_stream_writer_create_for_file := GetProcAddress(FLibHandle, 'cef_stream_writer_create_for_file');
cef_stream_writer_create_for_handler := GetProcAddress(FLibHandle, 'cef_stream_writer_create_for_handler');
Result := assigned(cef_stream_reader_create_for_file) and
assigned(cef_stream_reader_create_for_data) and
assigned(cef_stream_reader_create_for_handler) and
assigned(cef_stream_writer_create_for_file) and
assigned(cef_stream_writer_create_for_handler);
end;
function TCefApplication.Load_cef_task_capi_h : boolean;
begin
cef_task_runner_get_for_current_thread := GetProcAddress(FLibHandle, 'cef_task_runner_get_for_current_thread');
cef_task_runner_get_for_thread := GetProcAddress(FLibHandle, 'cef_task_runner_get_for_thread');
cef_currently_on := GetProcAddress(FLibHandle, 'cef_currently_on');
cef_post_task := GetProcAddress(FLibHandle, 'cef_post_task');
cef_post_delayed_task := GetProcAddress(FLibHandle, 'cef_post_delayed_task');
Result := assigned(cef_task_runner_get_for_current_thread) and
assigned(cef_task_runner_get_for_thread) and
assigned(cef_currently_on) and
assigned(cef_post_task) and
assigned(cef_post_delayed_task);
end;
function TCefApplication.Load_cef_thread_capi_h : boolean;
begin
cef_thread_create := GetProcAddress(FLibHandle, 'cef_thread_create');
Result := assigned(cef_thread_create);
end;
function TCefApplication.Load_cef_trace_capi_h : boolean;
begin
cef_begin_tracing := GetProcAddress(FLibHandle, 'cef_begin_tracing');
cef_end_tracing := GetProcAddress(FLibHandle, 'cef_end_tracing');
cef_now_from_system_trace_time := GetProcAddress(FLibHandle, 'cef_now_from_system_trace_time');
Result := assigned(cef_begin_tracing) and
assigned(cef_end_tracing) and
assigned(cef_now_from_system_trace_time);
end;
function TCefApplication.Load_cef_urlrequest_capi_h : boolean;
begin
cef_urlrequest_create := GetProcAddress(FLibHandle, 'cef_urlrequest_create');
Result := assigned(cef_urlrequest_create);
end;
function TCefApplication.Load_cef_v8_capi_h : boolean;
begin
cef_v8context_get_current_context := GetProcAddress(FLibHandle, 'cef_v8context_get_current_context');
cef_v8context_get_entered_context := GetProcAddress(FLibHandle, 'cef_v8context_get_entered_context');
cef_v8context_in_context := GetProcAddress(FLibHandle, 'cef_v8context_in_context');
cef_v8value_create_undefined := GetProcAddress(FLibHandle, 'cef_v8value_create_undefined');
cef_v8value_create_null := GetProcAddress(FLibHandle, 'cef_v8value_create_null');
cef_v8value_create_bool := GetProcAddress(FLibHandle, 'cef_v8value_create_bool');
cef_v8value_create_int := GetProcAddress(FLibHandle, 'cef_v8value_create_int');
cef_v8value_create_uint := GetProcAddress(FLibHandle, 'cef_v8value_create_uint');
cef_v8value_create_double := GetProcAddress(FLibHandle, 'cef_v8value_create_double');
cef_v8value_create_date := GetProcAddress(FLibHandle, 'cef_v8value_create_date');
cef_v8value_create_string := GetProcAddress(FLibHandle, 'cef_v8value_create_string');
cef_v8value_create_object := GetProcAddress(FLibHandle, 'cef_v8value_create_object');
cef_v8value_create_array := GetProcAddress(FLibHandle, 'cef_v8value_create_array');
cef_v8value_create_function := GetProcAddress(FLibHandle, 'cef_v8value_create_function');
cef_v8stack_trace_get_current := GetProcAddress(FLibHandle, 'cef_v8stack_trace_get_current');
cef_register_extension := GetProcAddress(FLibHandle, 'cef_register_extension');
Result := assigned(cef_v8context_get_current_context) and
assigned(cef_v8context_get_entered_context) and
assigned(cef_v8context_in_context) and
assigned(cef_v8value_create_undefined) and
assigned(cef_v8value_create_null) and
assigned(cef_v8value_create_bool) and
assigned(cef_v8value_create_int) and
assigned(cef_v8value_create_uint) and
assigned(cef_v8value_create_double) and
assigned(cef_v8value_create_date) and
assigned(cef_v8value_create_string) and
assigned(cef_v8value_create_object) and
assigned(cef_v8value_create_array) and
assigned(cef_v8value_create_function) and
assigned(cef_v8stack_trace_get_current) and
assigned(cef_register_extension);
end;
function TCefApplication.Load_cef_values_capi_h : boolean;
begin
cef_value_create := GetProcAddress(FLibHandle, 'cef_value_create');
cef_binary_value_create := GetProcAddress(FLibHandle, 'cef_binary_value_create');
cef_dictionary_value_create := GetProcAddress(FLibHandle, 'cef_dictionary_value_create');
cef_list_value_create := GetProcAddress(FLibHandle, 'cef_list_value_create');
Result := assigned(cef_value_create) and
assigned(cef_binary_value_create) and
assigned(cef_v8stack_trace_get_current) and
assigned(cef_list_value_create);
end;
function TCefApplication.Load_cef_waitable_event_capi_h : boolean;
begin
cef_waitable_event_create := GetProcAddress(FLibHandle, 'cef_waitable_event_create');
Result := assigned(cef_waitable_event_create);
end;
function TCefApplication.Load_cef_web_plugin_capi_h : boolean;
begin
cef_visit_web_plugin_info := GetProcAddress(FLibHandle, 'cef_visit_web_plugin_info');
cef_refresh_web_plugins := GetProcAddress(FLibHandle, 'cef_refresh_web_plugins');
cef_unregister_internal_web_plugin := GetProcAddress(FLibHandle, 'cef_unregister_internal_web_plugin');
cef_register_web_plugin_crash := GetProcAddress(FLibHandle, 'cef_register_web_plugin_crash');
cef_is_web_plugin_unstable := GetProcAddress(FLibHandle, 'cef_is_web_plugin_unstable');
cef_register_widevine_cdm := GetProcAddress(FLibHandle, 'cef_register_widevine_cdm');
Result := assigned(cef_visit_web_plugin_info) and
assigned(cef_refresh_web_plugins) and
assigned(cef_unregister_internal_web_plugin) and
assigned(cef_register_web_plugin_crash) and
assigned(cef_is_web_plugin_unstable) and
assigned(cef_register_widevine_cdm);
end;
function TCefApplication.Load_cef_xml_reader_capi_h : boolean;
begin
cef_xml_reader_create := GetProcAddress(FLibHandle, 'cef_xml_reader_create');
Result := assigned(cef_xml_reader_create);
end;
function TCefApplication.Load_cef_zip_reader_capi_h : boolean;
begin
cef_zip_reader_create := GetProcAddress(FLibHandle, 'cef_zip_reader_create');
Result := assigned(cef_zip_reader_create);
end;
function TCefApplication.Load_cef_logging_internal_h : boolean;
begin
cef_get_min_log_level := GetProcAddress(FLibHandle, 'cef_get_min_log_level');
cef_get_vlog_level := GetProcAddress(FLibHandle, 'cef_get_vlog_level');
cef_log := GetProcAddress(FLibHandle, 'cef_log');
Result := assigned(cef_get_min_log_level) and
assigned(cef_get_vlog_level) and
assigned(cef_log);
end;
function TCefApplication.Load_cef_string_list_h : boolean;
begin
cef_string_list_alloc := GetProcAddress(FLibHandle, 'cef_string_list_alloc');
cef_string_list_size := GetProcAddress(FLibHandle, 'cef_string_list_size');
cef_string_list_value := GetProcAddress(FLibHandle, 'cef_string_list_value');
cef_string_list_append := GetProcAddress(FLibHandle, 'cef_string_list_append');
cef_string_list_clear := GetProcAddress(FLibHandle, 'cef_string_list_clear');
cef_string_list_free := GetProcAddress(FLibHandle, 'cef_string_list_free');
cef_string_list_copy := GetProcAddress(FLibHandle, 'cef_string_list_copy');
Result := assigned(cef_string_list_alloc) and
assigned(cef_string_list_size) and
assigned(cef_string_list_value) and
assigned(cef_string_list_append) and
assigned(cef_string_list_clear) and
assigned(cef_string_list_free) and
assigned(cef_string_list_copy);
end;
function TCefApplication.Load_cef_string_map_h : boolean;
begin
cef_string_map_alloc := GetProcAddress(FLibHandle, 'cef_string_map_alloc');
cef_string_map_size := GetProcAddress(FLibHandle, 'cef_string_map_size');
cef_string_map_find := GetProcAddress(FLibHandle, 'cef_string_map_find');
cef_string_map_key := GetProcAddress(FLibHandle, 'cef_string_map_key');
cef_string_map_value := GetProcAddress(FLibHandle, 'cef_string_map_value');
cef_string_map_append := GetProcAddress(FLibHandle, 'cef_string_map_append');
cef_string_map_clear := GetProcAddress(FLibHandle, 'cef_string_map_clear');
cef_string_map_free := GetProcAddress(FLibHandle, 'cef_string_map_free');
Result := assigned(cef_string_map_alloc) and
assigned(cef_string_map_size) and
assigned(cef_string_map_find) and
assigned(cef_string_map_key) and
assigned(cef_string_map_value) and
assigned(cef_string_map_append) and
assigned(cef_string_map_clear) and
assigned(cef_string_map_free);
end;
function TCefApplication.Load_cef_string_multimap_h : boolean;
begin
cef_string_multimap_alloc := GetProcAddress(FLibHandle, 'cef_string_multimap_alloc');
cef_string_multimap_size := GetProcAddress(FLibHandle, 'cef_string_multimap_size');
cef_string_multimap_find_count := GetProcAddress(FLibHandle, 'cef_string_multimap_find_count');
cef_string_multimap_enumerate := GetProcAddress(FLibHandle, 'cef_string_multimap_enumerate');
cef_string_multimap_key := GetProcAddress(FLibHandle, 'cef_string_multimap_key');
cef_string_multimap_value := GetProcAddress(FLibHandle, 'cef_string_multimap_value');
cef_string_multimap_append := GetProcAddress(FLibHandle, 'cef_string_multimap_append');
cef_string_multimap_clear := GetProcAddress(FLibHandle, 'cef_string_multimap_clear');
cef_string_multimap_free := GetProcAddress(FLibHandle, 'cef_string_multimap_free');
Result := assigned(cef_string_multimap_alloc) and
assigned(cef_string_multimap_size) and
assigned(cef_string_multimap_find_count) and
assigned(cef_string_multimap_enumerate) and
assigned(cef_string_multimap_key) and
assigned(cef_string_multimap_value) and
assigned(cef_string_multimap_append) and
assigned(cef_string_multimap_clear) and
assigned(cef_string_multimap_free);
end;
function TCefApplication.Load_cef_string_types_h : boolean;
begin
cef_string_wide_set := GetProcAddress(FLibHandle, 'cef_string_wide_set');
cef_string_utf8_set := GetProcAddress(FLibHandle, 'cef_string_utf8_set');
cef_string_utf16_set := GetProcAddress(FLibHandle, 'cef_string_utf16_set');
cef_string_wide_clear := GetProcAddress(FLibHandle, 'cef_string_wide_clear');
cef_string_utf8_clear := GetProcAddress(FLibHandle, 'cef_string_utf8_clear');
cef_string_utf16_clear := GetProcAddress(FLibHandle, 'cef_string_utf16_clear');
cef_string_wide_cmp := GetProcAddress(FLibHandle, 'cef_string_wide_cmp');
cef_string_utf8_cmp := GetProcAddress(FLibHandle, 'cef_string_utf8_cmp');
cef_string_utf16_cmp := GetProcAddress(FLibHandle, 'cef_string_utf16_cmp');
cef_string_wide_to_utf8 := GetProcAddress(FLibHandle, 'cef_string_wide_to_utf8');
cef_string_utf8_to_wide := GetProcAddress(FLibHandle, 'cef_string_utf8_to_wide');
cef_string_wide_to_utf16 := GetProcAddress(FLibHandle, 'cef_string_wide_to_utf16');
cef_string_utf16_to_wide := GetProcAddress(FLibHandle, 'cef_string_utf16_to_wide');
cef_string_utf8_to_utf16 := GetProcAddress(FLibHandle, 'cef_string_utf8_to_utf16');
cef_string_utf16_to_utf8 := GetProcAddress(FLibHandle, 'cef_string_utf16_to_utf8');
cef_string_ascii_to_wide := GetProcAddress(FLibHandle, 'cef_string_ascii_to_wide');
cef_string_ascii_to_utf16 := GetProcAddress(FLibHandle, 'cef_string_ascii_to_utf16');
cef_string_userfree_wide_alloc := GetProcAddress(FLibHandle, 'cef_string_userfree_wide_alloc');
cef_string_userfree_utf8_alloc := GetProcAddress(FLibHandle, 'cef_string_userfree_utf8_alloc');
cef_string_userfree_utf16_alloc := GetProcAddress(FLibHandle, 'cef_string_userfree_utf16_alloc');
cef_string_userfree_wide_free := GetProcAddress(FLibHandle, 'cef_string_userfree_wide_free');
cef_string_userfree_utf8_free := GetProcAddress(FLibHandle, 'cef_string_userfree_utf8_free');
cef_string_userfree_utf16_free := GetProcAddress(FLibHandle, 'cef_string_userfree_utf16_free');
cef_string_utf16_to_lower := GetProcAddress(FLibHandle, 'cef_string_utf16_to_lower');
cef_string_utf16_to_upper := GetProcAddress(FLibHandle, 'cef_string_utf16_to_upper');
Result := assigned(cef_string_wide_set) and
assigned(cef_string_utf8_set) and
assigned(cef_string_utf16_set) and
assigned(cef_string_wide_clear) and
assigned(cef_string_utf8_clear) and
assigned(cef_string_utf16_clear) and
assigned(cef_string_wide_cmp) and
assigned(cef_string_utf8_cmp) and
assigned(cef_string_utf16_cmp) and
assigned(cef_string_wide_to_utf8) and
assigned(cef_string_utf8_to_wide) and
assigned(cef_string_wide_to_utf16) and
assigned(cef_string_utf16_to_wide) and
assigned(cef_string_utf8_to_utf16) and
assigned(cef_string_utf16_to_utf8) and
assigned(cef_string_ascii_to_wide) and
assigned(cef_string_ascii_to_utf16) and
assigned(cef_string_userfree_wide_alloc) and
assigned(cef_string_userfree_utf8_alloc) and
assigned(cef_string_userfree_utf16_alloc) and
assigned(cef_string_userfree_wide_free) and
assigned(cef_string_userfree_utf8_free) and
assigned(cef_string_userfree_utf16_free) and
assigned(cef_string_utf16_to_lower) and
assigned(cef_string_utf16_to_upper);
end;
function TCefApplication.Load_cef_thread_internal_h : boolean;
begin
cef_get_current_platform_thread_id := GetProcAddress(FLibHandle, 'cef_get_current_platform_thread_id');
cef_get_current_platform_thread_handle := GetProcAddress(FLibHandle, 'cef_get_current_platform_thread_handle');
Result := assigned(cef_get_current_platform_thread_id) and
assigned(cef_get_current_platform_thread_handle);
end;
function TCefApplication.Load_cef_trace_event_internal_h : boolean;
begin
cef_trace_event_instant := GetProcAddress(FLibHandle, 'cef_trace_event_instant');
cef_trace_event_begin := GetProcAddress(FLibHandle, 'cef_trace_event_begin');
cef_trace_event_end := GetProcAddress(FLibHandle, 'cef_trace_event_end');
cef_trace_counter := GetProcAddress(FLibHandle, 'cef_trace_counter');
cef_trace_counter_id := GetProcAddress(FLibHandle, 'cef_trace_counter_id');
cef_trace_event_async_begin := GetProcAddress(FLibHandle, 'cef_trace_event_async_begin');
cef_trace_event_async_step_into := GetProcAddress(FLibHandle, 'cef_trace_event_async_step_into');
cef_trace_event_async_step_past := GetProcAddress(FLibHandle, 'cef_trace_event_async_step_past');
cef_trace_event_async_end := GetProcAddress(FLibHandle, 'cef_trace_event_async_end');
Result := assigned(cef_trace_event_instant) and
assigned(cef_trace_event_begin) and
assigned(cef_trace_event_end) and
assigned(cef_trace_counter) and
assigned(cef_trace_counter_id) and
assigned(cef_trace_event_async_begin) and
assigned(cef_trace_event_async_step_into) and
assigned(cef_trace_event_async_step_past) and
assigned(cef_trace_event_async_end);
end;
// TCefAppOwn
procedure cef_app_on_before_command_line_processing(self: PCefApp;
const process_type: PCefString;
command_line: PCefCommandLine); stdcall;
var
TempObject : TObject;
begin
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefAppOwn) then
TCefAppOwn(TempObject).OnBeforeCommandLineProcessing(CefString(process_type), TCefCommandLineRef.UnWrap(command_line));
end;
procedure cef_app_on_register_custom_schemes(self: PCefApp; registrar: PCefSchemeRegistrar); stdcall;
var
TempWrapper : TCefSchemeRegistrarRef;
TempObject : TObject;
begin
TempWrapper := nil;
try
try
TempWrapper := TCefSchemeRegistrarRef.Create(registrar);
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefAppOwn) then
TCefAppOwn(TempObject).OnRegisterCustomSchemes(TempWrapper);
except
on e : exception do
if CustomExceptionHandler('cef_app_on_register_custom_schemes', e) then raise;
end;
finally
if (TempWrapper <> nil) then FreeAndNil(TempWrapper);
end;
end;
function cef_app_get_resource_bundle_handler(self: PCefApp): PCefResourceBundleHandler; stdcall;
var
TempObject : TObject;
begin
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefAppOwn) then
Result := CefGetData(TCefAppOwn(TempObject).GetResourceBundleHandler)
else
Result := nil;
end;
function cef_app_get_browser_process_handler(self: PCefApp): PCefBrowserProcessHandler; stdcall;
var
TempObject : TObject;
begin
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefAppOwn) then
Result := CefGetData(TCefAppOwn(TempObject).GetBrowserProcessHandler)
else
Result := nil;
end;
function cef_app_get_render_process_handler(self: PCefApp): PCefRenderProcessHandler; stdcall;
var
TempObject : TObject;
begin
TempObject := CefGetObject(self);
if (TempObject <> nil) and (TempObject is TCefAppOwn) then
Result := CefGetData(TCefAppOwn(TempObject).GetRenderProcessHandler)
else
Result := nil;
end;
constructor TCefAppOwn.Create;
begin
inherited CreateData(SizeOf(TCefApp));
with PCefApp(FData)^ do
begin
on_before_command_line_processing := cef_app_on_before_command_line_processing;
on_register_custom_schemes := cef_app_on_register_custom_schemes;
get_resource_bundle_handler := cef_app_get_resource_bundle_handler;
get_browser_process_handler := cef_app_get_browser_process_handler;
get_render_process_handler := cef_app_get_render_process_handler;
end;
end;
// TInternalApp
procedure TInternalApp.OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine);
begin
if (FCefApp <> nil) then FCefApp.Internal_OnBeforeCommandLineProcessing(processType, commandLine);
end;
procedure TInternalApp.OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef);
begin
if (FCefApp <> nil) then FCefApp.Internal_OnRegisterCustomSchemes(registrar);
end;
function TInternalApp.GetResourceBundleHandler: ICefResourceBundleHandler;
begin
Result := nil;
if (FCefApp <> nil) then FCefApp.Internal_OnGetResourceBundleHandler(Result);
end;
function TInternalApp.GetBrowserProcessHandler: ICefBrowserProcessHandler;
begin
Result := nil;
if (FCefApp <> nil) then FCefApp.Internal_OnGetBrowserProcessHandler(Result);
end;
function TInternalApp.GetRenderProcessHandler: ICefRenderProcessHandler;
begin
Result := nil;
if (FCefApp <> nil) then FCefApp.Internal_OnGetRenderProcessHandler(Result);
end;
constructor TInternalApp.Create(const aCefApp : TCefApplication);
begin
inherited Create;
FCefApp := aCefApp;
end;
destructor TInternalApp.Destroy;
begin
FCefApp := nil;
inherited Destroy;
end;
end.
Reference in New Issue View Git Blame Copy Permalink