pascal/CEF4Delphi
1
0
Fork 0
mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2025-04-17 06:57:13 +02:00
Code Issues Actions Releases Activity

Add files via upload

Browse Source
This commit is contained in:
Salvador Diaz Fau 2017-01-27 16:24:27 +01:00 committed by GitHub
parent 6b9060a496
commit b0b39f2e9d
7 changed files with 1722 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

513
uCEFApplication.pas Normal file
View File

@ -0,0 +1,513 @@
// ************************************************************************
// ***************************** 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}
interface
uses
WinApi.Windows,
uCEFTypes, uCEFInterfaces, uCEFBase;
type
TInternalApp = class;
TCefApplication = class
protected
FLoaded : boolean;
FMustShutDown : boolean;
FCache : ustring;
FCookies : ustring;
FUserDataPath : ustring;
FUserAgent : ustring;
FProductVersion : ustring;
FLocale : ustring;
FLogFile : ustring;
FBrowserSubprocessPath : ustring;
FLogSeverity : TCefLogSeverity;
FJavaScriptFlags : ustring;
FResourcesDirPath : ustring;
FLocalesDirPath : ustring;
FSingleProcess : Boolean;
FNoSandbox : Boolean;
FCommandLineArgsDisabled : Boolean;
FPackLoadingDisabled : Boolean;
FRemoteDebuggingPort : Integer;
FUncaughtExceptionStackSize : Integer;
FContextSafetyImplementation : 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;
FApp : TInternalApp;
FAppIntf : ICefApp;
FCustomCommandLine : ustring;
FFlashEnabled : boolean;
procedure ShutDown;
function ExecuteProcess : integer;
procedure InitializeSettings(var aSettings : TCefSettings);
function InitializeLibrary : boolean;
function CreateInternalApp : boolean;
function MultiExeProcessing : boolean;
function SingleExeProcessing : boolean;
procedure App_OnBeforeCommandLineProc(const processType: ustring; const commandLine: ICefCommandLine);
public
constructor Create;
destructor Destroy; override;
function StartMainProcess : boolean;
function StartSubProcess : boolean;
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 LogSeverity : TCefLogSeverity read FLogSeverity write FLogSeverity;
property JavaScriptFlags : ustring read FJavaScriptFlags write FJavaScriptFlags;
property ResourcesDirPath : ustring read FResourcesDirPath write FResourcesDirPath;
property LocalesDirPath : ustring read FLocalesDirPath write FLocalesDirPath;
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 ContextSafetyImplementation : Integer read FContextSafetyImplementation write FContextSafetyImplementation;
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 CustomCommandLine : ustring read FCustomCommandLine write FCustomCommandLine;
property FlashEnabled : boolean read FFlashEnabled write FFlashEnabled;
end;
TCefAppOwn = class(TCefBaseOwn, ICefApp)
protected
procedure OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine); virtual; abstract;
procedure OnRegisterCustomSchemes(const registrar: ICefSchemeRegistrar); 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
FResourceBundleHandler : ICefResourceBundleHandler;
FBrowserProcessHandler : ICefBrowserProcessHandler;
FRenderProcessHandler : ICefRenderProcessHandler;
FOnBeforeCommandLineProcessing : TOnBeforeCommandLineProcessing;
FOnRegisterCustomSchemes : TOnRegisterCustomSchemes;
procedure OnBeforeCommandLineProcessing(const processType: ustring; const commandLine: ICefCommandLine); override;
procedure OnRegisterCustomSchemes(const registrar: ICefSchemeRegistrar); override;
function GetResourceBundleHandler: ICefResourceBundleHandler; override;
function GetBrowserProcessHandler: ICefBrowserProcessHandler; override;
function GetRenderProcessHandler: ICefRenderProcessHandler; override;
public
constructor Create; override;
property ResourceBundleHandler : ICefResourceBundleHandler read FResourceBundleHandler write FResourceBundleHandler;
property BrowserProcessHandler : ICefBrowserProcessHandler read FBrowserProcessHandler write FBrowserProcessHandler;
property RenderProcessHandler : ICefRenderProcessHandler read FRenderProcessHandler write FRenderProcessHandler;
property OnBeforeCommandLineProc : TOnBeforeCommandLineProcessing read FOnBeforeCommandLineProcessing write FOnBeforeCommandLineProcessing;
property OnRegCustomSchemes : TOnRegisterCustomSchemes read FOnRegisterCustomSchemes write FOnRegisterCustomSchemes;
end;
var
GlobalCEFApp : TCefApplication;
implementation
uses
System.Math, System.IOUtils, System.SysUtils,
uCEFLibFunctions, uCEFMiscFunctions, uCEFSchemeRegistrar, uCEFCommandLine;
constructor TCefApplication.Create;
begin
inherited Create;
FLoaded := False;
FMustShutDown := False;
FCache := '';
FCookies := '';
FUserDataPath := '';
FUserAgent := '';
FProductVersion := '';
FLocale := '';
FLogFile := '';
FBrowserSubprocessPath := '';
FLogSeverity := LOGSEVERITY_DISABLE;
FJavaScriptFlags := '';
FResourcesDirPath := '';
FLocalesDirPath := '';
FSingleProcess := False;
FNoSandbox := False;
FCommandLineArgsDisabled := False;
FPackLoadingDisabled := False;
FRemoteDebuggingPort := 0;
FUncaughtExceptionStackSize := 0;
FContextSafetyImplementation := 0;
FPersistSessionCookies := False;
FPersistUserPreferences := False;
FIgnoreCertificateErrors := False;
FEnableNetSecurityExpiration := False;
FBackgroundColor := 0;
FAcceptLanguageList := '';
FWindowsSandboxInfo := nil;
FWindowlessRenderingEnabled := False;
FMultiThreadedMessageLoop := True;
FExternalMessagePump := False;
FDeleteCache := False;
FDeleteCookies := False;
FApp := nil;
FAppIntf := nil;
FFlashEnabled := True;
FCustomCommandLine := '';
IsMultiThread := True;
SetExceptionMask([exInvalidOp, exDenormalized, exZeroDivide, exOverflow, exUnderflow, exPrecision]);
end;
destructor TCefApplication.Destroy;
begin
if FLoaded then ShutDown;
FAppIntf := nil;
FApp := nil;
inherited Destroy;
end;
function TCefApplication.CreateInternalApp : boolean;
begin
Result := False;
try
if (FApp = nil) then
begin
FApp := TInternalApp.Create;
FApp.OnBeforeCommandLineProc := App_OnBeforeCommandLineProc;
FAppIntf := FApp as ICefApp;
Result := (FAppIntf <> nil);
end;
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.CreateInternalApp error: ' + e.Message + chr(0)));
{$ENDIF}
end;
end;
end;
function TCefApplication.MultiExeProcessing : boolean;
begin
Result := False;
try
FLoaded := True;
FMustShutDown := True;
Result := CreateInternalApp and InitializeLibrary;
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.MultiExeProcessing error: ' + e.Message + chr(0)));
{$ENDIF}
end;
end;
end;
function TCefApplication.SingleExeProcessing : boolean;
begin
Result := False;
try
FLoaded := True;
if CreateInternalApp and (ExecuteProcess < 0) then
begin
FMustShutDown := True;
Result := InitializeLibrary;
end;
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.SingleExeProcessing error: ' + e.Message + chr(0)));
{$ENDIF}
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;
begin
Result := False;
try
if not(FSingleProcess) then
begin
FLoaded := True;
Result := CreateInternalApp and (ExecuteProcess >= 0);
end;
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.StartSubProcess error: ' + e.Message + chr(0)));
{$ENDIF}
end;
end;
end;
procedure TCefApplication.ShutDown;
begin
try
if FMustShutDown then cef_shutdown;
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.ShutDown error: ' + e.Message + chr(0)));
{$ENDIF}
end;
end;
end;
function TCefApplication.ExecuteProcess : integer;
var
TempArgs : TCefMainArgs;
begin
TempArgs.instance := HINSTANCE;
Result := cef_execute_process(@TempArgs, CefGetData(FAppIntf), FWindowsSandboxInfo);
end;
procedure TCefApplication.InitializeSettings(var aSettings : TCefSettings);
begin
aSettings.size := SizeOf(TCefSettings);
aSettings.single_process := Ord(FSingleProcess);
aSettings.no_sandbox := Ord(FNoSandbox);
aSettings.multi_threaded_message_loop := Ord(FMultiThreadedMessageLoop);
aSettings.external_message_pump := Ord(FExternalMessagePump);
aSettings.windowless_rendering_enabled := Ord(FWindowlessRenderingEnabled);
aSettings.cache_path := CefString(FCache);
aSettings.user_data_path := CefString(FUserDataPath);
aSettings.persist_session_cookies := Ord(FPersistSessionCookies);
aSettings.persist_user_preferences := Ord(FPersistUserPreferences);
aSettings.browser_subprocess_path := CefString(FBrowserSubprocessPath);
aSettings.command_line_args_disabled := Ord(FCommandLineArgsDisabled);
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.context_safety_implementation := FContextSafetyImplementation;
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 : boolean;
var
TempSettings : TCefSettings;
begin
Result := False;
try
if FDeleteCache and (length(FCache) > 0) then TDirectory.Delete(FCache, True);
if FDeleteCookies and (length(FCookies) > 0) then TDirectory.Delete(FCookies, True);
InitializeSettings(TempSettings);
Result := (cef_initialize(@HInstance, @TempSettings, CefGetData(FAppIntf), FWindowsSandboxInfo) <> 0);
except
on e : exception do
begin
{$IFDEF DEBUG}
OutputDebugString(PWideChar('TCefApplication.InitializeLibrary error: ' + e.Message + chr(0)));
{$ENDIF}
end;
end;
end;
procedure TCefApplication.App_OnBeforeCommandLineProc(const processType : ustring;
const commandLine : ICefCommandLine);
begin
if (commandLine <> nil) then
begin
if FFlashEnabled then
begin
commandLine.AppendSwitch('--enable-gpu-plugin');
commandLine.AppendSwitch('--enable-accelerated-plugins');
commandLine.AppendSwitch('--enable-system-flash');
end;
if (length(FCustomCommandLine) > 0) then commandLine.AppendSwitch(FCustomCommandLine);
end;
end;
// TCefAppOwn
procedure cef_app_on_before_command_line_processing(self: PCefApp;
const process_type: PCefString; command_line: PCefCommandLine); stdcall;
begin
with TCefAppOwn(CefGetObject(self)) do
OnBeforeCommandLineProcessing(CefString(process_type), TCefCommandLineRef.UnWrap(command_line));
end;
procedure cef_app_on_register_custom_schemes(self: PCefApp; registrar: PCefSchemeRegistrar); stdcall;
begin
with TCefAppOwn(CefGetObject(self)) do
OnRegisterCustomSchemes(TCefSchemeRegistrarRef.UnWrap(registrar));
end;
function cef_app_get_resource_bundle_handler(self: PCefApp): PCefResourceBundleHandler; stdcall;
begin
Result := CefGetData(TCefAppOwn(CefGetObject(self)).GetResourceBundleHandler());
end;
function cef_app_get_browser_process_handler(self: PCefApp): PCefBrowserProcessHandler; stdcall;
begin
Result := CefGetData(TCefAppOwn(CefGetObject(self)).GetBrowserProcessHandler());
end;
function cef_app_get_render_process_handler(self: PCefApp): PCefRenderProcessHandler; stdcall;
begin
Result := CefGetData(TCefAppOwn(CefGetObject(self)).GetRenderProcessHandler());
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 Assigned(FOnBeforeCommandLineProcessing) then FOnBeforeCommandLineProcessing(processType, commandLine);
end;
procedure TInternalApp.OnRegisterCustomSchemes(const registrar: ICefSchemeRegistrar);
begin
if Assigned(FOnRegisterCustomSchemes) then FOnRegisterCustomSchemes(registrar);
end;
function TInternalApp.GetResourceBundleHandler: ICefResourceBundleHandler;
begin
Result := FResourceBundleHandler;
end;
function TInternalApp.GetBrowserProcessHandler: ICefBrowserProcessHandler;
begin
Result := FBrowserProcessHandler;
end;
function TInternalApp.GetRenderProcessHandler: ICefRenderProcessHandler;
begin
Result := FRenderProcessHandler;
end;
constructor TInternalApp.Create;
begin
inherited Create;
FResourceBundleHandler := nil;
FBrowserProcessHandler := nil;
FRenderProcessHandler := nil;
FOnBeforeCommandLineProcessing := nil;
FOnRegisterCustomSchemes := nil;
end;
end.

86
uCEFAuthCallback.pas Normal file
View File

@ -0,0 +1,86 @@
// ************************************************************************
// ***************************** 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 uCEFAuthCallback;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefAuthCallbackRef = class(TCefBaseRef, ICefAuthCallback)
protected
procedure Cont(const username, password: ustring);
procedure Cancel;
public
class function UnWrap(data: Pointer): ICefAuthCallback;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions;
procedure TCefAuthCallbackRef.Cancel;
begin
PCefAuthCallback(FData).cancel(PCefAuthCallback(FData));
end;
procedure TCefAuthCallbackRef.Cont(const username, password: ustring);
var
u, p: TCefString;
begin
u := CefString(username);
p := CefString(password);
PCefAuthCallback(FData).cont(PCefAuthCallback(FData), @u, @p);
end;
class function TCefAuthCallbackRef.UnWrap(data: Pointer): ICefAuthCallback;
begin
if data <> nil then
Result := Create(data) as ICefAuthCallback else
Result := nil;
end;
end.

172
uCEFBase.pas Normal file
View File

@ -0,0 +1,172 @@
// ************************************************************************
// ***************************** 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 uCEFBase;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFInterfaces;
type
TCefBaseOwn = class(TInterfacedObject, ICefBase)
protected
FData: Pointer;
public
constructor CreateData(size: Cardinal; owned: Boolean = False); virtual;
destructor Destroy; override;
function Wrap: Pointer;
end;
TCefBaseRef = class(TInterfacedObject, ICefBase)
protected
FData: Pointer;
public
constructor Create(data: Pointer); virtual;
destructor Destroy; override;
function Wrap: Pointer;
class function UnWrap(data: Pointer): ICefBase;
end;
implementation
uses
uCEFTypes, uCEFMiscFunctions;
procedure cef_base_add_ref(self: PCefBase); stdcall;
begin
TCefBaseOwn(CefGetObject(self))._AddRef;
end;
function cef_base_release(self: PCefBase): Integer; stdcall;
begin
Result := TCefBaseOwn(CefGetObject(self))._Release;
end;
function cef_base_has_one_ref(self: PCefBase): Integer; stdcall;
begin
Result := Ord(TCefBaseOwn(CefGetObject(self)).FRefCount = 1);
end;
procedure cef_base_add_ref_owned(self: PCefBase); stdcall;
begin
//
end;
function cef_base_release_owned(self: PCefBase): Integer; stdcall;
begin
Result := 1;
end;
function cef_base_has_one_ref_owned(self: PCefBase): Integer; stdcall;
begin
Result := 1;
end;
constructor TCefBaseOwn.CreateData(size: Cardinal; owned: Boolean);
begin
GetMem(FData, size + SizeOf(Pointer));
PPointer(FData)^ := Self;
Inc(PByte(FData), SizeOf(Pointer));
FillChar(FData^, size, 0);
PCefBase(FData)^.size := size;
if owned then
begin
PCefBase(FData)^.add_ref := cef_base_add_ref_owned;
PCefBase(FData)^.release := cef_base_release_owned;
PCefBase(FData)^.has_one_ref := cef_base_has_one_ref_owned;
end
else
begin
PCefBase(FData)^.add_ref := cef_base_add_ref;
PCefBase(FData)^.release := cef_base_release;
PCefBase(FData)^.has_one_ref := cef_base_has_one_ref;
end;
end;
destructor TCefBaseOwn.Destroy;
begin
Dec(PByte(FData), SizeOf(Pointer));
FreeMem(FData);
inherited;
end;
function TCefBaseOwn.Wrap: Pointer;
begin
Result := FData;
if Assigned(PCefBase(FData)^.add_ref) then
PCefBase(FData)^.add_ref(PCefBase(FData));
end;
// TCefBaseRef
constructor TCefBaseRef.Create(data: Pointer);
begin
Assert(data <> nil);
FData := data;
end;
destructor TCefBaseRef.Destroy;
begin
if (FData <> nil) and Assigned(PCefBase(FData)^.release) then PCefBase(FData)^.release(PCefBase(FData));
inherited Destroy;
end;
class function TCefBaseRef.UnWrap(data: Pointer): ICefBase;
begin
if data <> nil then
Result := Create(data) as ICefBase else
Result := nil;
end;
function TCefBaseRef.Wrap: Pointer;
begin
Result := FData;
if Assigned(PCefBase(FData)^.add_ref) then
PCefBase(FData)^.add_ref(PCefBase(FData));
end;
end.

81
uCEFBeforeDownloadCallback.pas Normal file
View File

@ -0,0 +1,81 @@
// ************************************************************************
// ***************************** 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 uCEFBeforeDownloadCallback;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefBeforeDownloadCallbackRef = class(TCefBaseRef, ICefBeforeDownloadCallback)
protected
procedure Cont(const downloadPath: ustring; showDialog: Boolean);
public
class function UnWrap(data: Pointer): ICefBeforeDownloadCallback;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions;
procedure TCefBeforeDownloadCallbackRef.Cont(const downloadPath: ustring;
showDialog: Boolean);
var
dp: TCefString;
begin
dp := CefString(downloadPath);
PCefBeforeDownloadCallback(FData).cont(PCefBeforeDownloadCallback(FData), @dp, Ord(showDialog));
end;
class function TCefBeforeDownloadCallbackRef.UnWrap(
data: Pointer): ICefBeforeDownloadCallback;
begin
if data <> nil then
Result := Create(data) as ICefBeforeDownloadCallback else
Result := nil;
end;
end.

119
uCEFBinaryValue.pas Normal file
View File

@ -0,0 +1,119 @@
// ************************************************************************
// ***************************** 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 uCEFBinaryValue;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces;
type
TCefBinaryValueRef = class(TCefBaseRef, ICefBinaryValue)
protected
function IsValid: Boolean;
function IsOwned: Boolean;
function IsSame(const that: ICefBinaryValue): Boolean;
function IsEqual(const that: ICefBinaryValue): Boolean;
function Copy: ICefBinaryValue;
function GetSize: NativeUInt;
function GetData(buffer: Pointer; bufferSize, dataOffset: NativeUInt): NativeUInt;
public
class function UnWrap(data: Pointer): ICefBinaryValue;
class function New(const data: Pointer; dataSize: NativeUInt): ICefBinaryValue;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFTypes;
function TCefBinaryValueRef.Copy: ICefBinaryValue;
begin
Result := UnWrap(PCefBinaryValue(FData).copy(PCefBinaryValue(FData)));
end;
function TCefBinaryValueRef.GetData(buffer: Pointer; bufferSize,
dataOffset: NativeUInt): NativeUInt;
begin
Result := PCefBinaryValue(FData).get_data(PCefBinaryValue(FData), buffer, bufferSize, dataOffset);
end;
function TCefBinaryValueRef.GetSize: NativeUInt;
begin
Result := PCefBinaryValue(FData).get_size(PCefBinaryValue(FData));
end;
function TCefBinaryValueRef.IsEqual(const that: ICefBinaryValue): Boolean;
begin
Result := PCefBinaryValue(FData).is_equal(PCefBinaryValue(FData), CefGetData(that)) <> 0;
end;
function TCefBinaryValueRef.IsOwned: Boolean;
begin
Result := PCefBinaryValue(FData).is_owned(PCefBinaryValue(FData)) <> 0;
end;
function TCefBinaryValueRef.IsSame(const that: ICefBinaryValue): Boolean;
begin
Result := PCefBinaryValue(FData).is_same(PCefBinaryValue(FData), CefGetData(that)) <> 0;
end;
function TCefBinaryValueRef.IsValid: Boolean;
begin
Result := PCefBinaryValue(FData).is_valid(PCefBinaryValue(FData)) <> 0;
end;
class function TCefBinaryValueRef.New(const data: Pointer; dataSize: NativeUInt): ICefBinaryValue;
begin
Result := UnWrap(cef_binary_value_create(data, dataSize));
end;
class function TCefBinaryValueRef.UnWrap(data: Pointer): ICefBinaryValue;
begin
if data <> nil then
Result := Create(data) as ICefBinaryValue else
Result := nil;
end;
end.

626
uCEFBrowser.pas Normal file
View File

@ -0,0 +1,626 @@
// ************************************************************************
// ***************************** 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 uCEFBrowser;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
System.Classes,
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefBrowserRef = class(TCefBaseRef, ICefBrowser)
protected
function GetHost: ICefBrowserHost;
function CanGoBack: Boolean;
procedure GoBack;
function CanGoForward: Boolean;
procedure GoForward;
function IsLoading: Boolean;
procedure Reload;
procedure ReloadIgnoreCache;
procedure StopLoad;
function GetIdentifier: Integer;
function IsSame(const that: ICefBrowser): Boolean;
function IsPopup: Boolean;
function HasDocument: Boolean;
function GetMainFrame: ICefFrame;
function GetFocusedFrame: ICefFrame;
function GetFrameByident(identifier: Int64): ICefFrame;
function GetFrame(const name: ustring): ICefFrame;
function GetFrameCount: NativeUInt;
procedure GetFrameIdentifiers(count: PNativeUInt; identifiers: PInt64);
procedure GetFrameNames(names: TStrings);
function SendProcessMessage(targetProcess: TCefProcessId; message: ICefProcessMessage): Boolean;
public
class function UnWrap(data: Pointer): ICefBrowser;
end;
TCefBrowserHostRef = class(TCefBaseRef, ICefBrowserHost)
protected
function GetBrowser: ICefBrowser;
procedure CloseBrowser(forceClose: Boolean);
function TryCloseBrowser: Boolean;
procedure SetFocus(focus: Boolean);
function GetWindowHandle: TCefWindowHandle;
function GetOpenerWindowHandle: TCefWindowHandle;
function HasView: Boolean;
function GetRequestContext: ICefRequestContext;
function GetZoomLevel: Double;
procedure SetZoomLevel(zoomLevel: Double);
procedure RunFileDialog(mode: TCefFileDialogMode; const title, defaultFilePath: ustring; acceptFilters: TStrings; selectedAcceptFilter: Integer; const callback: ICefRunFileDialogCallback);
procedure RunFileDialogProc(mode: TCefFileDialogMode; const title, defaultFilePath: ustring; acceptFilters: TStrings; selectedAcceptFilter: Integer; const callback: TCefRunFileDialogCallbackProc);
procedure StartDownload(const url: ustring);
procedure DownloadImage(const imageUrl: ustring; isFavicon: Boolean; maxImageSize: Cardinal; bypassCache: Boolean; const callback: ICefDownloadImageCallback);
procedure DownloadImageProc(const imageUrl: ustring; isFavicon: Boolean; maxImageSize: Cardinal; bypassCache: Boolean; const callback: TOnDownloadImageFinishedProc);
procedure Print;
procedure PrintToPdf(const path: ustring; settings: PCefPdfPrintSettings; const callback: ICefPdfPrintCallback);
procedure PrintToPdfProc(const path: ustring; settings: PCefPdfPrintSettings; const callback: TOnPdfPrintFinishedProc);
procedure Find(identifier: Integer; const searchText: ustring; forward, matchCase, findNext: Boolean);
procedure StopFinding(clearSelection: Boolean);
procedure ShowDevTools(const windowInfo: PCefWindowInfo; const client: ICefClient; const settings: PCefBrowserSettings; inspectElementAt: PCefPoint);
procedure CloseDevTools;
function HasDevTools: Boolean;
procedure GetNavigationEntries(const visitor: ICefNavigationEntryVisitor; currentOnly: Boolean);
procedure GetNavigationEntriesProc(const proc: TCefNavigationEntryVisitorProc; currentOnly: Boolean);
procedure SetMouseCursorChangeDisabled(disabled: Boolean);
function IsMouseCursorChangeDisabled: Boolean;
procedure ReplaceMisspelling(const word: ustring);
procedure AddWordToDictionary(const word: ustring);
function IsWindowRenderingDisabled: Boolean;
procedure WasResized;
procedure NotifyScreenInfoChanged;
procedure WasHidden(hidden: Boolean);
procedure Invalidate(kind: TCefPaintElementType);
procedure SendKeyEvent(const event: PCefKeyEvent);
procedure SendMouseClickEvent(const event: PCefMouseEvent; kind: TCefMouseButtonType; mouseUp: Boolean; clickCount: Integer);
procedure SendMouseMoveEvent(const event: PCefMouseEvent; mouseLeave: Boolean);
procedure SendMouseWheelEvent(const event: PCefMouseEvent; deltaX, deltaY: Integer);
procedure SendFocusEvent(setFocus: Boolean);
procedure SendCaptureLostEvent;
procedure NotifyMoveOrResizeStarted;
function GetWindowlessFrameRate(): Integer;
procedure SetWindowlessFrameRate(frameRate: Integer);
procedure IMESetComposition(const text: ustring; underlinesCount : NativeUInt; const underlines : PCefCompositionUnderline; const replacement_range, selection_range : PCefRange);
procedure IMECommitText(const text: ustring; const replacement_range : PCefRange; relative_cursor_pos : integer);
procedure IMEFinishComposingText(keep_selection : boolean);
procedure IMECancelComposition;
procedure DragTargetDragEnter(const dragData: ICefDragData; const event: PCefMouseEvent; allowedOps: TCefDragOperations);
procedure DragTargetDragOver(const event: PCefMouseEvent; allowedOps: TCefDragOperations);
procedure DragTargetDragLeave;
procedure DragTargetDrop(event: PCefMouseEvent);
procedure DragSourceEndedAt(x, y: Integer; op: TCefDragOperation);
procedure DragSourceSystemDragEnded;
function GetVisibleNavigationEntry : ICefNavigationEntry;
public
class function UnWrap(data: Pointer): ICefBrowserHost;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFDownloadImageCallBack, uCEFFrame, uCEFPDFPrintCallback,
uCEFRunFileDialogCallback, uCEFRequestContext, uCEFNavigationEntryVisitor, uCEFNavigationEntry;
function TCefBrowserRef.GetHost: ICefBrowserHost;
begin
Result := TCefBrowserHostRef.UnWrap(PCefBrowser(FData)^.get_host(PCefBrowser(FData)));
end;
function TCefBrowserRef.CanGoBack: Boolean;
begin
Result := PCefBrowser(FData)^.can_go_back(PCefBrowser(FData)) <> 0;
end;
function TCefBrowserRef.CanGoForward: Boolean;
begin
Result := PCefBrowser(FData)^.can_go_forward(PCefBrowser(FData)) <> 0;
end;
function TCefBrowserRef.GetFocusedFrame: ICefFrame;
begin
Result := TCefFrameRef.UnWrap(PCefBrowser(FData)^.get_focused_frame(PCefBrowser(FData)));
end;
function TCefBrowserRef.GetFrameByident(identifier: Int64): ICefFrame;
begin
Result := TCefFrameRef.UnWrap(PCefBrowser(FData)^.get_frame_byident(PCefBrowser(FData), identifier));
end;
function TCefBrowserRef.GetFrame(const name: ustring): ICefFrame;
var
n: TCefString;
begin
n := CefString(name);
Result := TCefFrameRef.UnWrap(PCefBrowser(FData)^.get_frame(PCefBrowser(FData), @n));
end;
function TCefBrowserRef.GetFrameCount: NativeUInt;
begin
Result := PCefBrowser(FData)^.get_frame_count(PCefBrowser(FData));
end;
procedure TCefBrowserRef.GetFrameIdentifiers(count: PNativeUInt; identifiers: PInt64);
begin
PCefBrowser(FData)^.get_frame_identifiers(PCefBrowser(FData), count, identifiers);
end;
procedure TCefBrowserRef.GetFrameNames(names: TStrings);
var
list: TCefStringList;
i: Integer;
str: TCefString;
begin
list := cef_string_list_alloc;
try
PCefBrowser(FData)^.get_frame_names(PCefBrowser(FData), list);
FillChar(str, SizeOf(str), 0);
for i := 0 to cef_string_list_size(list) - 1 do
begin
FillChar(str, SizeOf(str), 0);
cef_string_list_value(list, i, @str);
names.Add(CefStringClearAndGet(str));
end;
finally
cef_string_list_free(list);
end;
end;
function TCefBrowserRef.SendProcessMessage(targetProcess: TCefProcessId;
message: ICefProcessMessage): Boolean;
begin
Result := PCefBrowser(FData)^.send_process_message(PCefBrowser(FData), targetProcess, CefGetData(message)) <> 0;
end;
function TCefBrowserRef.GetMainFrame: ICefFrame;
begin
Result := TCefFrameRef.UnWrap(PCefBrowser(FData)^.get_main_frame(PCefBrowser(FData)))
end;
procedure TCefBrowserRef.GoBack;
begin
PCefBrowser(FData)^.go_back(PCefBrowser(FData));
end;
procedure TCefBrowserRef.GoForward;
begin
PCefBrowser(FData)^.go_forward(PCefBrowser(FData));
end;
function TCefBrowserRef.IsLoading: Boolean;
begin
Result := PCefBrowser(FData)^.is_loading(PCefBrowser(FData)) <> 0;
end;
function TCefBrowserRef.HasDocument: Boolean;
begin
Result := PCefBrowser(FData)^.has_document(PCefBrowser(FData)) <> 0;
end;
function TCefBrowserRef.IsPopup: Boolean;
begin
Result := PCefBrowser(FData)^.is_popup(PCefBrowser(FData)) <> 0;
end;
function TCefBrowserRef.IsSame(const that: ICefBrowser): Boolean;
begin
Result := PCefBrowser(FData)^.is_same(PCefBrowser(FData), CefGetData(that)) <> 0;
end;
procedure TCefBrowserRef.Reload;
begin
PCefBrowser(FData)^.reload(PCefBrowser(FData));
end;
procedure TCefBrowserRef.ReloadIgnoreCache;
begin
PCefBrowser(FData)^.reload_ignore_cache(PCefBrowser(FData));
end;
procedure TCefBrowserRef.StopLoad;
begin
PCefBrowser(FData)^.stop_load(PCefBrowser(FData));
end;
function TCefBrowserRef.GetIdentifier: Integer;
begin
Result := PCefBrowser(FData)^.get_identifier(PCefBrowser(FData));
end;
class function TCefBrowserRef.UnWrap(data: Pointer): ICefBrowser;
begin
if (data <> nil) then
Result := Create(data) as ICefBrowser
else
Result := nil;
end;
// TCefBrowserHostRef
procedure TCefBrowserHostRef.CloseDevTools;
begin
PCefBrowserHost(FData).close_dev_tools(FData);
end;
procedure TCefBrowserHostRef.DownloadImage(const imageUrl: ustring;
isFavicon: Boolean; maxImageSize: Cardinal; bypassCache: Boolean;
const callback: ICefDownloadImageCallback);
var
url: TCefString;
begin
url := CefString(imageUrl);
PCefBrowserHost(FData).download_image(FData, @url, Ord(isFavicon), maxImageSize,
Ord(bypassCache), CefGetData(callback));
end;
procedure TCefBrowserHostRef.DownloadImageProc(const imageUrl: ustring;
isFavicon: Boolean; maxImageSize: Cardinal; bypassCache: Boolean;
const callback: TOnDownloadImageFinishedProc);
begin
DownloadImage(imageUrl, isFavicon, maxImageSize, bypassCache,
TCefFastDownloadImageCallback.Create(callback));
end;
procedure TCefBrowserHostRef.DragSourceEndedAt(x, y: Integer; op: TCefDragOperation);
begin
PCefBrowserHost(FData).drag_source_ended_at(FData, x, y, op);
end;
procedure TCefBrowserHostRef.DragSourceSystemDragEnded;
begin
PCefBrowserHost(FData).drag_source_system_drag_ended(FData);
end;
function TCefBrowserHostRef.GetVisibleNavigationEntry : ICefNavigationEntry;
begin
Result := TCefNavigationEntryRef.UnWrap(PCefBrowserHost(FData).get_visible_navigation_entry(PCefBrowserHost(FData)));
end;
procedure TCefBrowserHostRef.DragTargetDragEnter(const dragData: ICefDragData;
const event: PCefMouseEvent; allowedOps: TCefDragOperations);
begin
PCefBrowserHost(FData).drag_target_drag_enter(FData, CefGetData(dragData), event, allowedOps);
end;
procedure TCefBrowserHostRef.DragTargetDragLeave;
begin
PCefBrowserHost(FData).drag_target_drag_leave(FData);
end;
procedure TCefBrowserHostRef.DragTargetDragOver(const event: PCefMouseEvent;
allowedOps: TCefDragOperations);
begin
PCefBrowserHost(FData).drag_target_drag_over(FData, event, allowedOps);
end;
procedure TCefBrowserHostRef.DragTargetDrop(event: PCefMouseEvent);
begin
PCefBrowserHost(FData).drag_target_drop(FData, event);
end;
procedure TCefBrowserHostRef.Find(identifier: Integer;
const searchText: ustring; forward, matchCase, findNext: Boolean);
var
s: TCefString;
begin
s := CefString(searchText);
PCefBrowserHost(FData).find(FData, identifier, @s, Ord(forward), Ord(matchCase), Ord(findNext));
end;
function TCefBrowserHostRef.GetBrowser: ICefBrowser;
begin
Result := TCefBrowserRef.UnWrap(PCefBrowserHost(FData).get_browser(PCefBrowserHost(FData)));
end;
procedure TCefBrowserHostRef.Print;
begin
PCefBrowserHost(FData).print(FData);
end;
procedure TCefBrowserHostRef.PrintToPdf(const path: ustring;
settings: PCefPdfPrintSettings; const callback: ICefPdfPrintCallback);
var
str: TCefString;
begin
str := CefString(path);
PCefBrowserHost(FData).print_to_pdf(FData, @str, settings, CefGetData(callback));
end;
procedure TCefBrowserHostRef.PrintToPdfProc(const path: ustring;
settings: PCefPdfPrintSettings; const callback: TOnPdfPrintFinishedProc);
begin
PrintToPdf(path, settings, TCefFastPdfPrintCallback.Create(callback));
end;
procedure TCefBrowserHostRef.ReplaceMisspelling(const word: ustring);
var
str: TCefString;
begin
str := CefString(word);
PCefBrowserHost(FData).replace_misspelling(FData, @str);
end;
procedure TCefBrowserHostRef.RunFileDialog(mode: TCefFileDialogMode;
const title, defaultFilePath: ustring; acceptFilters: TStrings;
selectedAcceptFilter: Integer; const callback: ICefRunFileDialogCallback);
var
t, f: TCefString;
list: TCefStringList;
item: TCefString;
i: Integer;
begin
t := CefString(title);
f := CefString(defaultFilePath);
list := cef_string_list_alloc();
try
for i := 0 to acceptFilters.Count - 1 do
begin
item := CefString(acceptFilters[i]);
cef_string_list_append(list, @item);
end;
PCefBrowserHost(FData).run_file_dialog(PCefBrowserHost(FData), mode, @t, @f,
list, selectedAcceptFilter, CefGetData(callback));
finally
cef_string_list_free(list);
end;
end;
procedure TCefBrowserHostRef.RunFileDialogProc(mode: TCefFileDialogMode;
const title, defaultFilePath: ustring; acceptFilters: TStrings;
selectedAcceptFilter: Integer; const callback: TCefRunFileDialogCallbackProc);
begin
RunFileDialog(mode, title, defaultFilePath, acceptFilters, selectedAcceptFilter,
TCefFastRunFileDialogCallback.Create(callback));
end;
procedure TCefBrowserHostRef.AddWordToDictionary(const word: ustring);
var
str: TCefString;
begin
str := CefString(word);
PCefBrowserHost(FData).add_word_to_dictionary(FData, @str);
end;
procedure TCefBrowserHostRef.CloseBrowser(forceClose: Boolean);
begin
PCefBrowserHost(FData).close_browser(PCefBrowserHost(FData), Ord(forceClose));
end;
procedure TCefBrowserHostRef.SendCaptureLostEvent;
begin
PCefBrowserHost(FData).send_capture_lost_event(FData);
end;
procedure TCefBrowserHostRef.SendFocusEvent(setFocus: Boolean);
begin
PCefBrowserHost(FData).send_focus_event(FData, Ord(setFocus));
end;
procedure TCefBrowserHostRef.SendKeyEvent(const event: PCefKeyEvent);
begin
PCefBrowserHost(FData).send_key_event(FData, event);
end;
procedure TCefBrowserHostRef.SendMouseClickEvent(const event: PCefMouseEvent;
kind: TCefMouseButtonType; mouseUp: Boolean; clickCount: Integer);
begin
PCefBrowserHost(FData).send_mouse_click_event(FData, event, kind, Ord(mouseUp), clickCount);
end;
procedure TCefBrowserHostRef.SendMouseMoveEvent(const event: PCefMouseEvent;
mouseLeave: Boolean);
begin
PCefBrowserHost(FData).send_mouse_move_event(FData, event, Ord(mouseLeave));
end;
procedure TCefBrowserHostRef.SendMouseWheelEvent(const event: PCefMouseEvent;
deltaX, deltaY: Integer);
begin
PCefBrowserHost(FData).send_mouse_wheel_event(FData, event, deltaX, deltaY);
end;
procedure TCefBrowserHostRef.SetFocus(focus: Boolean);
begin
PCefBrowserHost(FData).set_focus(PCefBrowserHost(FData), Ord(focus));
end;
procedure TCefBrowserHostRef.SetMouseCursorChangeDisabled(disabled: Boolean);
begin
PCefBrowserHost(FData).set_mouse_cursor_change_disabled(PCefBrowserHost(FData), Ord(disabled));
end;
procedure TCefBrowserHostRef.SetWindowlessFrameRate(frameRate: Integer);
begin
PCefBrowserHost(FData).set_windowless_frame_rate(PCefBrowserHost(FData), frameRate);
end;
function TCefBrowserHostRef.GetWindowHandle: TCefWindowHandle;
begin
Result := PCefBrowserHost(FData).get_window_handle(PCefBrowserHost(FData))
end;
function TCefBrowserHostRef.GetWindowlessFrameRate: Integer;
begin
Result := PCefBrowserHost(FData).get_windowless_frame_rate(PCefBrowserHost(FData));
end;
function TCefBrowserHostRef.GetOpenerWindowHandle: TCefWindowHandle;
begin
Result := PCefBrowserHost(FData).get_opener_window_handle(PCefBrowserHost(FData));
end;
function TCefBrowserHostRef.GetRequestContext: ICefRequestContext;
begin
Result := TCefRequestContextRef.UnWrap(PCefBrowserHost(FData).get_request_context(FData));
end;
procedure TCefBrowserHostRef.GetNavigationEntries(
const visitor: ICefNavigationEntryVisitor; currentOnly: Boolean);
begin
PCefBrowserHost(FData).get_navigation_entries(FData, CefGetData(visitor), Ord(currentOnly));
end;
procedure TCefBrowserHostRef.GetNavigationEntriesProc(
const proc: TCefNavigationEntryVisitorProc; currentOnly: Boolean);
begin
GetNavigationEntries(TCefFastNavigationEntryVisitor.Create(proc), currentOnly);
end;
function TCefBrowserHostRef.GetZoomLevel: Double;
begin
Result := PCefBrowserHost(FData).get_zoom_level(PCefBrowserHost(FData));
end;
procedure TCefBrowserHostRef.IMESetComposition(const text: ustring; underlinesCount : NativeUInt; const underlines : PCefCompositionUnderline; const replacement_range, selection_range : PCefRange);
var
TempString : TCefString;
begin
TempString := CefString(text);
PCefBrowserHost(FData).ime_set_composition(PCefBrowserHost(FData), @TempString, underlinesCount, underlines, replacement_range, selection_range);
end;
procedure TCefBrowserHostRef.IMECommitText(const text: ustring; const replacement_range : PCefRange; relative_cursor_pos : integer);
var
TempString : TCefString;
begin
TempString := CefString(text);
PCefBrowserHost(FData).ime_commit_text(PCefBrowserHost(FData), @TempString, replacement_range, relative_cursor_pos);
end;
procedure TCefBrowserHostRef.IMEFinishComposingText(keep_selection : boolean);
begin
PCefBrowserHost(FData).ime_finish_composing_text(PCefBrowserHost(FData), ord(keep_selection));
end;
procedure TCefBrowserHostRef.IMECancelComposition;
begin
PCefBrowserHost(FData).ime_cancel_composition(PCefBrowserHost(FData));
end;
function TCefBrowserHostRef.HasDevTools: Boolean;
begin
Result := PCefBrowserHost(FData).has_dev_tools(FData) <> 0;
end;
function TCefBrowserHostRef.HasView: Boolean;
begin
Result := PCefBrowserHost(FData).has_view(FData) <> 0;
end;
procedure TCefBrowserHostRef.Invalidate(kind: TCefPaintElementType);
begin
PCefBrowserHost(FData).invalidate(FData, kind);
end;
function TCefBrowserHostRef.IsMouseCursorChangeDisabled: Boolean;
begin
Result := PCefBrowserHost(FData).is_mouse_cursor_change_disabled(FData) <> 0
end;
function TCefBrowserHostRef.IsWindowRenderingDisabled: Boolean;
begin
Result := PCefBrowserHost(FData).is_window_rendering_disabled(FData) <> 0
end;
procedure TCefBrowserHostRef.NotifyMoveOrResizeStarted;
begin
PCefBrowserHost(FData).notify_move_or_resize_started(PCefBrowserHost(FData));
end;
procedure TCefBrowserHostRef.NotifyScreenInfoChanged;
begin
PCefBrowserHost(FData).notify_screen_info_changed(PCefBrowserHost(FData));
end;
procedure TCefBrowserHostRef.SetZoomLevel(zoomLevel: Double);
begin
PCefBrowserHost(FData).set_zoom_level(PCefBrowserHost(FData), zoomLevel);
end;
procedure TCefBrowserHostRef.ShowDevTools(const windowInfo: PCefWindowInfo;
const client: ICefClient; const settings: PCefBrowserSettings;
inspectElementAt: PCefPoint);
begin
PCefBrowserHost(FData).show_dev_tools(FData, windowInfo, CefGetData(client),
settings, inspectElementAt);
end;
procedure TCefBrowserHostRef.StartDownload(const url: ustring);
var
u: TCefString;
begin
u := CefString(url);
PCefBrowserHost(FData).start_download(PCefBrowserHost(FData), @u);
end;
procedure TCefBrowserHostRef.StopFinding(clearSelection: Boolean);
begin
PCefBrowserHost(FData).stop_finding(FData, Ord(clearSelection));
end;
function TCefBrowserHostRef.TryCloseBrowser: Boolean;
begin
Result := PCefBrowserHost(FData).try_close_browser(FData) <> 0;
end;
class function TCefBrowserHostRef.UnWrap(data: Pointer): ICefBrowserHost;
begin
if data <> nil then
Result := Create(data) as ICefBrowserHost else
Result := nil;
end;
procedure TCefBrowserHostRef.WasHidden(hidden: Boolean);
begin
PCefBrowserHost(FData).was_hidden(FData, Ord(hidden));
end;
procedure TCefBrowserHostRef.WasResized;
begin
PCefBrowserHost(FData).was_resized(FData);
end;
end.

125
uCEFBrowserProcessHandler.pas Normal file
View File

@ -0,0 +1,125 @@
// ************************************************************************
// ***************************** 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 uCEFBrowserProcessHandler;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefBrowserProcessHandlerOwn = class(TCefBaseOwn, ICefBrowserProcessHandler)
protected
procedure OnContextInitialized; virtual;
procedure OnBeforeChildProcessLaunch(const commandLine: ICefCommandLine); virtual;
procedure OnRenderProcessThreadCreated(const extraInfo: ICefListValue); virtual;
procedure OnScheduleMessagePumpWork(delayMs: Int64); virtual;
public
constructor Create; virtual;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFCommandLine, uCEFListValue;
procedure cef_browser_process_handler_on_context_initialized(self: PCefBrowserProcessHandler); stdcall;
begin
with TCefBrowserProcessHandlerOwn(CefGetObject(self)) do
OnContextInitialized;
end;
procedure cef_browser_process_handler_on_before_child_process_launch(
self: PCefBrowserProcessHandler; command_line: PCefCommandLine); stdcall;
begin
with TCefBrowserProcessHandlerOwn(CefGetObject(self)) do
OnBeforeChildProcessLaunch(TCefCommandLineRef.UnWrap(command_line));
end;
procedure cef_browser_process_handler_on_render_process_thread_created(
self: PCefBrowserProcessHandler; extra_info: PCefListValue); stdcall;
begin
with TCefBrowserProcessHandlerOwn(CefGetObject(self)) do
OnRenderProcessThreadCreated(TCefListValueRef.UnWrap(extra_info));
end;
procedure cef_browser_process_handler_on_schedule_message_pump_work(self: PCefBrowserProcessHandler; delay_ms: Int64); stdcall;
begin
TCefBrowserProcessHandlerOwn(CefGetObject(self)).OnScheduleMessagePumpWork(delay_ms);
end;
constructor TCefBrowserProcessHandlerOwn.Create;
begin
inherited CreateData(SizeOf(TCefBrowserProcessHandler));
with PCefBrowserProcessHandler(FData)^ do
begin
on_context_initialized := cef_browser_process_handler_on_context_initialized;
on_before_child_process_launch := cef_browser_process_handler_on_before_child_process_launch;
on_render_process_thread_created := cef_browser_process_handler_on_render_process_thread_created;
get_print_handler := nil; // linux
on_schedule_message_pump_work := cef_browser_process_handler_on_schedule_message_pump_work;
end;
end;
procedure TCefBrowserProcessHandlerOwn.OnBeforeChildProcessLaunch(const commandLine: ICefCommandLine);
begin
end;
procedure TCefBrowserProcessHandlerOwn.OnContextInitialized;
begin
end;
procedure TCefBrowserProcessHandlerOwn.OnRenderProcessThreadCreated(const extraInfo: ICefListValue);
begin
end;
procedure TCefBrowserProcessHandlerOwn.OnScheduleMessagePumpWork(delayMs: Int64);
begin
end;
end.