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cef3own.pas
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(*
* Free Pascal Chromium Embedded 3
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/.
*
* Author: [email protected]
* Repository: https://github.com/dliw/fpCEF3
*
*
* Originally based on 'Delphi Chromium Embedded 3' by Henri Gourvest
*
* Embarcadero Technologies, Inc is not permitted to use or redistribute
* this source code without explicit permission.
*
*)
Unit cef3own;
{$MODE objfpc}{$H+}
{$I cef.inc}
Interface
Uses
Classes, SysUtils, Math,
{$IFDEF DEBUG}LCLProc,{$ENDIF}
cef3api, cef3types, cef3intf, cef3scp;
Type
TCefBaseOwn = class(TInterfacedObject, ICefBaseRefCounted)
private
fData: Pointer;
public
function Wrap: Pointer;
constructor CreateData(size: TSize; owned: Boolean = False); virtual;
destructor Destroy; override;
end;
TCefAppOwn = class(TCefBaseOwn, 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
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;
end;
TCefRunFileDialogCallbackOwn = class(TCefBaseOwn, ICefRunFileDialogCallback)
protected
procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings); virtual;
public
constructor Create; virtual;
end;
TCefFastRunFileDialogCallback = class(TCefRunFileDialogCallbackOwn)
private
fCallback: TCefRunFileDialogCallbackProc;
protected
procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings); override;
public
constructor Create(callback: TCefRunFileDialogCallbackProc); reintroduce; virtual;
end;
TCefNavigationEntryVisitorOwn = class(TCefBaseOwn, ICefNavigationEntryVisitor)
protected
function Visit(entry: ICefNavigationEntry; current: Boolean; index, total: Integer): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefFastNavigationEntryVisitor = class(TCefNavigationEntryVisitorOwn)
private
fVisitor: TCefNavigationEntryVisitorProc;
protected
function Visit(entry: ICefNavigationEntry; current: Boolean; index, total: Integer): Boolean; override;
public
constructor Create(Visitor: TCefNavigationEntryVisitorProc); reintroduce; virtual;
end;
TCefPdfPrintCallbackOwn = class(TCefBaseOwn, ICefPdfPrintCallback)
protected
procedure OnPdfPrintFinished(const path: ustring; ok: Boolean); virtual;
public
constructor Create; virtual;
end;
TCefFastPdfPrintCallback = class(TCefPdfPrintCallbackOwn)
private
fCallback: TCefPdfPrintCallbackProc;
protected
procedure OnPdfPrintFinished(const path: ustring; ok: Boolean); override;
public
constructor Create(callback: TCefPdfPrintCallbackProc); reintroduce; virtual;
end;
TCefDownloadImageCallbackOwn = class(TCefBaseOwn, ICefDownloadImageCallback)
protected
procedure OnDownloadImageFinished(const imageUrl: ustring; httpStatusCode: Integer; image: ICefImage); virtual;
public
constructor Create; virtual;
end;
TCefFastDownloadImageCallback = class(TCefDownloadImageCallbackOwn)
private
fCallback: TCefDownloadImageCallbackProc;
protected
procedure OnDownloadImageFinished(const imageUrl: ustring; httpStatusCode: Integer; image: ICefImage); override;
public
constructor Create(callback: TCefDownloadImageCallbackProc); reintroduce; virtual;
end;
TCefBrowserProcessHandlerOwn = class(TCefBaseOwn, ICefBrowserProcessHandler)
protected
procedure OnContextInitialized; virtual;
procedure OnBeforeChildProcessLaunch(const commandLine: ICefCommandLine); virtual;
procedure OnRenderProcessThreadCreated(extraInfo: ICefListValue); virtual;
function GetPrintHandler: ICefPrintHandler; virtual;
procedure OnScheduleMessagePumpWork(delayMs: Int64); virtual;
public
constructor Create; virtual;
end;
TCefCompletionCallbackOwn = class(TCefBaseOwn, ICefCompletionCallback)
protected
procedure OnComplete; virtual;
public
constructor Create; virtual;
end;
TCefFastCompletionCallback = class(TCefCompletionCallbackOwn)
private
fCallback: TCefCompletionCallbackProc;
protected
procedure OnComplete; override;
public
constructor Create(callback: TCefCompletionCallbackProc); reintroduce; virtual;
end;
TCefClientOwn = class(TCefBaseOwn, ICefClient)
protected
function GetContextMenuHandler: ICefContextMenuHandler; virtual;
function GetDialogHandler:ICefDialogHandler; virtual;
function GetDisplayHandler: ICefDisplayHandler; virtual;
function GetDownloadHandler: ICefDownloadHandler; virtual;
function GetDragHandler: ICefDragHandler; virtual;
function GetFindHandler: ICefFindHandler; virtual;
function GetFocusHandler: ICefFocusHandler; virtual;
function GetGeolocationHandler: ICefGeolocationHandler; virtual;
function GetJsdialogHandler: ICefJsdialogHandler; virtual;
function GetKeyboardHandler: ICefKeyboardHandler; virtual;
function GetLifeSpanHandler: ICefLifeSpanHandler; virtual;
function GetLoadHandler: ICefLoadHandler; virtual;
function GetRenderHandler: ICefRenderHandler; virtual;
function GetRequestHandler: ICefRequestHandler; virtual;
function OnProcessMessageReceived(const browser: ICefBrowser;
sourceProcess: TCefProcessId; const message: ICefProcessMessage): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefContextMenuHandlerOwn = class(TCefBaseOwn, ICefContextMenuHandler)
protected
procedure OnBeforeContextMenu(const browser: ICefBrowser; const frame: ICefFrame;
const params: ICefContextMenuParams; const model: ICefMenuModel); virtual;
function RunContextMenu(const browser: ICefBrowser; const frame: ICefFrame;
const params: ICefContextMenuParams; const model: ICefMenuModel;
const callback: ICefRunContextMenuCallback): Boolean; virtual;
function OnContextMenuCommand(const browser: ICefBrowser; const frame: ICefFrame;
const params: ICefContextMenuParams; commandId: Integer;
eventFlags: TCefEventFlags): Boolean; virtual;
procedure OnContextMenuDismissed(const browser: ICefBrowser; const frame: ICefFrame); virtual;
public
constructor Create; virtual;
end;
TCefCookieVisitorOwn = class(TCefBaseOwn, ICefCookieVisitor)
protected
function Visit(const cookie: TCefCookie; count, total: Integer; out deleteCookie: Boolean): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefFastCookieVisitor = class(TCefCookieVisitorOwn)
private
fVisitor: TCefCookieVisitorProc;
protected
function Visit(const cookie: TCefCookie; count, total: Integer; out deleteCookie: Boolean): Boolean; override;
public
constructor Create(const visitor: TCefCookieVisitorProc); reintroduce;
end;
TCefSetCookieCallbackOwn = class(TCefBaseOwn, ICefSetCookieCallback)
protected
procedure OnComplete(success: Boolean); virtual;
public
constructor Create; virtual;
end;
TCefFastSetCookieCallback = class(TCefSetCookieCallbackOwn)
private
fCallback: TCefSetCookieCallbackProc;
protected
procedure OnComplete(success: Boolean); override;
public
constructor Create(const callback: TCefSetCookieCallbackProc); reintroduce; virtual;
end;
TCefDeleteCookiesCallbackOwn = class(TCefBaseOwn, ICefDeleteCookiesCallback)
protected
procedure OnComplete(numDeleted: Integer); virtual;
public
constructor Create; virtual;
end;
TCefFastDeleteCookiesCallback = class(TCefDeleteCookiesCallbackOwn)
private
fCallback: TCefDeleteCookiesCallbackProc;
protected
procedure OnComplete(numDeleted: Integer); override;
public
constructor Create(const callback: TCefDeleteCookiesCallbackProc); reintroduce; virtual;
end;
TCefDialogHandlerOwn = class(TCefBaseOwn, ICefDialogHandler)
protected
function OnFileDialog(const browser: ICefBrowser; mode: TCefFileDialogMode;
const title, defaultFileName: ustring; acceptFilters: TStrings; selectedAcceptFilter: Integer;
const callback: ICefFileDialogCallback): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefDisplayHandlerOwn = class(TCefBaseOwn, ICefDisplayHandler)
protected
procedure OnAddressChange(const browser: ICefBrowser; const frame: ICefFrame; const url: ustring); virtual;
procedure OnTitleChange(const browser: ICefBrowser; const title: ustring); virtual;
procedure OnFaviconUrlchange(const browser: ICefBrowser; iconUrls: TStrings); virtual;
procedure OnFullscreenModeChange(const browser: ICefBrowser; fullscreen: Boolean); virtual;
function OnTooltip(const browser: ICefBrowser; var text: ustring): Boolean; virtual;
procedure OnStatusMessage(const browser: ICefBrowser; const value: ustring); virtual;
function OnConsoleMessage(const browser: ICefBrowser; const message, source: ustring; line: Integer): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefDomVisitorOwn = class(TCefBaseOwn, ICefDomVisitor)
protected
procedure Visit(const document: ICefDomDocument); virtual;
public
constructor Create; virtual;
end;
TCefFastDomVisitor = class(TCefDomVisitorOwn)
private
fProc: TCefDomVisitorProc;
protected
procedure Visit(const document: ICefDomDocument); override;
public
constructor Create(const proc: TCefDomVisitorProc); reintroduce; virtual;
end;
TCefDownloadHandlerOwn = class(TCefBaseOwn, ICefDownloadHandler)
protected
procedure OnBeforeDownload(const browser: ICefBrowser; const downloadItem: ICefDownloadItem;
const suggestedName: ustring; const callback: ICefBeforeDownloadCallback); virtual;
procedure OnDownloadUpdated(const browser: ICefBrowser; const downloadItem: ICefDownloadItem;
const callback: ICefDownloadItemCallback); virtual;
public
constructor Create; virtual;
end;
TCefDragHandlerOwn = class(TCefBaseOwn, ICefDragHandler)
protected
function OnDragEnter(const browser: ICefBrowser; const dragData: ICefDragData; mask: TCefDragOperationsMask): Boolean; virtual;
procedure OnDraggableRegionsChanged(browser: ICefBrowser; regionsCount: TSize; const regions: TCefDraggableRegionArray); virtual;
public
constructor Create; virtual;
end;
TCefFindHandlerOwn = class(TCefBaseOwn, ICefFindHandler)
protected
procedure OnFindResult(browser: ICefBrowser; identifier, count: Integer;
const selectionRect: TCefRect; activeMatchOridinal: Integer; finalUpdate: Boolean); virtual;
public
constructor Create; virtual;
end;
TCefFocusHandlerOwn = class(TCefBaseOwn, ICefFocusHandler)
protected
procedure OnTakeFocus(const browser: ICefBrowser; next: Boolean); virtual;
function OnSetFocus(const browser: ICefBrowser; source: TCefFocusSource): Boolean; virtual;
procedure OnGotFocus(const browser: ICefBrowser); virtual;
public
constructor Create; virtual;
end;
TCefGetGeolocationCallbackOwn = class(TCefBaseOwn, ICefGetGeolocationCallback)
protected
procedure OnLocationUpdate(const position: TCefGeoposition); virtual;
public
constructor Create; virtual;
end;
TCefFastGetGeolocationCallback = class(TCefGetGeolocationCallbackOwn)
private
fCallback: TCefGetGeolocationCallbackProc;
protected
procedure OnLocationUpdate(const position: TCefGeoposition); override;
public
constructor Create(callback: TCefGetGeolocationCallbackProc); reintroduce; virtual;
end;
TCefGeolocationHandlerOwn = class(TCefBaseOwn, ICefGeolocationHandler)
protected
function OnRequestGeolocationPermission(const browser: ICefBrowser; const requestingUrl: ustring;
requestId: Integer; const callback: ICefGeolocationCallback): Boolean; virtual;
procedure OnCancelGeolocationPermission(const browser: ICefBrowser; requestId: Integer); virtual;
public
constructor Create; virtual;
end;
TCefJsDialogHandlerOwn = class(TCefBaseOwn, ICefJsDialogHandler)
protected
function OnJsDialog(const browser: ICefBrowser; const originUrl: ustring;
dialogType: TCefJsDialogType; const messageText, defaultPromptText: ustring;
callback: ICefJsDialogCallback; out suppressMessage: Boolean): Boolean; virtual;
function OnBeforeUnloadDialog(const browser: ICefBrowser;
const messageText: ustring; isReload: Boolean;
const callback: ICefJsDialogCallback): Boolean; virtual;
procedure OnResetDialogState(const browser: ICefBrowser); virtual;
procedure OnDialogClosed(const browser: ICefBrowser); virtual;
public
constructor Create; virtual;
end;
TCefKeyboardHandlerOwn = class(TCefBaseOwn, ICefKeyboardHandler)
protected
function OnPreKeyEvent(const browser: ICefBrowser; const event: PCefKeyEvent;
osEvent: TCefEventHandle; out isKeyboardShortcut: Boolean): Boolean; virtual;
function OnKeyEvent(const browser: ICefBrowser; const event: PCefKeyEvent;
osEvent: TCefEventHandle): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefLifeSpanHandlerOwn = class(TCefBaseOwn, ICefLifeSpanHandler)
protected
function OnBeforePopup(const browser: ICefBrowser; const frame: ICefFrame;
const targetUrl, targetFrameName: ustring; targetDisposition: TCefWindowOpenDisposition;
userGesture: Boolean; var popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo;
var client: ICefClient; var settings: TCefBrowserSettings; var noJavascriptAccess: Boolean): Boolean; virtual;
procedure OnAfterCreated(const browser: ICefBrowser); virtual;
function DoClose(const browser: ICefBrowser): Boolean; virtual;
procedure OnBeforeClose(const browser: ICefBrowser); virtual;
public
constructor Create; virtual;
end;
TCefLoadHandlerOwn = class(TCefBaseOwn, ICefLoadHandler)
protected
procedure OnLoadingStateChange(const browser: ICefBrowser; isLoading, canGoBack, canGoForward: Boolean); virtual;
procedure OnLoadStart(const browser: ICefBrowser; const frame: ICefFrame; transitionType: TCefTransitionType); virtual;
procedure OnLoadEnd(const browser: ICefBrowser; const frame: ICefFrame; httpStatusCode: Integer); virtual;
procedure OnLoadError(const browser: ICefBrowser; const frame: ICefFrame; errorCode: TCefErrorCode;
const errorText, failedUrl: ustring); virtual;
public
constructor Create; virtual;
end;
TCefMenuModelDelegateOwn = class(TCefBaseOwn, ICefMenuModelDelegate)
protected
procedure ExecuteCommand(menuModel: ICefMenuModel; commandId: Integer; eventFlags: TCefEventFlags); virtual;
procedure MouseOutsideMenu(menuModel: ICefMenuModel; const screenPoint: TCefPoint); virtual;
procedure UnhandledOpenSubmenu(menuModel: ICefMenuModel; isRTL: Boolean); virtual;
procedure UnhandledCloseSubmenu(menuModel: ICefMenuModel; isRTL: Boolean); virtual;
procedure MenuWillShow(menuModel: ICefMenuModel); virtual;
procedure MenuClosed(menuModel: ICefMenuModel); virtual;
function FormatLabel(menuModel: ICefMenuModel; var label_: ustring): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefPrintHandlerOwn = class(TCefBaseOwn, ICefPrintHandler)
protected
procedure OnPrintStart(const browser: ICefBrowser); virtual;
procedure OnPrintSettings(settings: ICefPrintSettings; getDefaults: Boolean); virtual;
function OnPrintDialog(hasSelection: Boolean; callback: ICefPrintDialogCallback): Boolean; virtual;
function OnPrintJob(const documentName, pdfFilePath: ustring;
callback: ICefPrintJobCallback): Boolean; virtual;
procedure OnPrintReset; virtual;
function GetPdfPaperSize(deviceUnitsPerInch: Integer): TCefSize; virtual;
public
constructor Create; virtual;
end;
TCefRenderHandlerOwn = class(TCefBaseOwn, ICefRenderHandler)
protected
function GetRootScreenRect(const browser: ICefBrowser; rect: PCefRect): Boolean; virtual;
function GetViewRect(const browser: ICefBrowser; rect: PCefRect): Boolean; virtual;
function GetScreenPoint(const browser: ICefBrowser; viewX, viewY: Integer;
screenX, screenY: PInteger): Boolean; virtual;
function GetScreenInfo(const browser: ICefBrowser; var screenInfo: TCefScreenInfo): Boolean; virtual;
procedure OnPopupShow(const browser: ICefBrowser; show: Boolean); virtual;
procedure OnPopupSize(const browser: ICefBrowser; const rect: PCefRect); virtual;
procedure OnPaint(const browser: ICefBrowser; kind: TCefPaintElementType;
dirtyRectsCount: TSize; const dirtyRects: TCefRectArray;
const buffer: Pointer; width, height: Integer); virtual;
procedure OnCursorChange(const browser: ICefBrowser; cursor: TCefCursorHandle; type_: TCefCursorType;
const customCursorInfo: PCefCursorInfo); virtual;
function StartDragging(const browser: ICefBrowser; const dragData: ICefDragData;
allowedOps: TCefDragOperationsMask; x, y: Integer): Boolean; virtual;
procedure UpdateDragCursor(const browser: ICefBrowser; operation: TCefDragOperationsMask); virtual;
procedure OnScrollOffsetChanged(const browser: ICefBrowser; x,y: Double); virtual;
procedure OnImeCompositionRangeChanged(const browser: ICefBrowser;
const selectedRange: TCefRange; characterBoundsCount: TSize; characterBounds: TCefRectArray); virtual;
public
constructor Create; virtual;
end;
TCefRenderProcessHandlerOwn = class(TCefBaseOwn, ICefRenderProcessHandler)
protected
procedure OnRenderThreadCreated(const ExtraInfo:ICefListValue); virtual;
procedure OnWebKitInitialized; virtual;
procedure OnBrowserCreated(const browser: ICefBrowser); virtual;
procedure OnBrowserDestroyed(const browser: ICefBrowser); virtual;
function GetLoadHandler: ICefLoadHandler; virtual;
function OnBeforeNavigation(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const navigationType: TCefNavigationType;
const isRedirect: Boolean): Boolean; virtual;
procedure OnContextCreated(const browser: ICefBrowser;
const frame: ICefFrame; const context: ICefV8Context); virtual;
procedure OnContextReleased(const browser: ICefBrowser;
const frame: ICefFrame; const context: ICefV8Context); virtual;
procedure OnUncaughtException(const browser :ICefBrowser;
const frame: ICefFrame; const context: ICefV8Context;
const exception: ICefV8Exception; const stackTrace: ICefV8StackTrace); virtual;
procedure OnFocusedNodeChanged(const browser: ICefBrowser;
const frame: ICefFrame; const node: ICefDomNode); virtual;
function OnProcessMessageReceived(const browser: ICefBrowser;
sourceProcess: TCefProcessId; const message: ICefProcessMessage): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefPostDataElementOwn = class(TCefBaseOwn, ICefPostDataElement)
private
fDataType: TCefPostDataElementType;
fValueByte: Pointer;
fValueStr: TCefString;
fSize: Cardinal;
fReadOnly: Boolean;
procedure Clear;
protected
function IsReadOnly: Boolean; virtual;
procedure SetToEmpty; virtual;
procedure SetToFile(const fileName: ustring); virtual;
procedure SetToBytes(size: TSize; const bytes: Pointer); virtual;
function GetType: TCefPostDataElementType; virtual;
function GetFile: ustring; virtual;
function GetBytesCount: TSize; virtual;
function GetBytes(size: TSize; bytes: Pointer): TSize; virtual;
public
constructor Create(readonly: Boolean); virtual;
end;
TCefResolveCallbackOwn = class(TCefBaseOwn, ICefResolveCallback)
protected
procedure OnResolveCompleted(result: TCefErrorCode; resolvedIps: TStrings); virtual;
public
constructor Create; virtual;
end;
TCefFastResolveCallback = class(TCefResolveCallbackOwn)
private
fCallback: TCefResolveCallbackProc;
protected
procedure OnResolveCompleted(result: TCefErrorCode; resolvedIps: TStrings); override;
public
constructor Create(callback: TCefResolveCallbackProc); reintroduce; virtual;
end;
TCefRequestContextHandlerOwn = class(TCefBaseOwn, ICefRequestContextHandler)
protected
function GetCookieManager: ICefCookieManager; virtual;
function OnBeforePluginLoad(const mimeType, pluginUrl: ustring; isMainFrame: Boolean;
const topOriginUrl: ustring; pluginInfo: ICefWebPluginInfo; pluginPolicy: TCefPluginPolicy): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefRequestHandlerOwn = class(TCefBaseOwn, ICefRequestHandler)
protected
function OnBeforeBrowse(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; isRedirect: Boolean): Boolean; virtual;
function OnOpenUrlFromTab(browser: ICefBrowser; frame: ICefFrame;
const targetUrl: ustring; targetDisposition: TCefWindowOpenDisposition; useGesture: Boolean): Boolean; virtual;
function OnBeforeResourceLoad(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const callback: ICefRequestCallback): TCefReturnValue; virtual;
function GetResourceHandler(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest): ICefResourceHandler; virtual;
procedure OnResourceRedirect(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const response: ICefResponse; var newUrl: ustring); virtual;
function OnResourceResponse(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const response: ICefResponse): Boolean; virtual;
function GetResourceResponseFilter(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const response: ICefResponse): ICefResponseFilter; virtual;
procedure OnResourceLoadComplete(const browser: ICefBrowser; const frame: ICefFrame;
const request: ICefRequest; const response: ICefResponse; status: TCefUrlRequestStatus;
receivedContentLength: Int64); virtual;
function GetAuthCredentials(const browser: ICefBrowser; const frame: ICefFrame;
isProxy: Boolean; const host: ustring; port: Integer; const realm, scheme: ustring;
const callback: ICefAuthCallback): Boolean; virtual;
function OnQuotaRequest(const browser: ICefBrowser;
const originUrl: ustring; newSize: Int64; const callback: ICefRequestCallback): Boolean; virtual;
procedure OnProtocolExecution(const browser: ICefBrowser; const url: ustring;
out allowOsExecution: Boolean); virtual;
function OnCertificateError(const browser: ICefBrowser; certError: TCefErrorCode;
const requestUrl: ustring; const sslInfo: ICefSslinfo; callback: ICefRequestCallback): Boolean; virtual;
function OnSelectClientCertificate(const browser: ICefBrowser; isProxy: Boolean;
const host: ustring; port: Integer; certificatesCount: TSize;
certificates: ICefX509certificateArray; callback: ICefSelectClientCertificateCallback): Boolean; virtual;
procedure OnPluginCrashed(const browser: ICefBrowser; const plugin_path: ustring); virtual;
procedure OnRenderViewReady(browser: ICefBrowser); virtual;
procedure OnRenderProcessTerminated(const browser: ICefBrowser; status: TCefTerminationStatus); virtual;
public
constructor Create; virtual;
end;
TCefResourceBundleHandlerOwn = class(TCefBaseOwn, ICefResourceBundleHandler)
protected
function GetLocalizedString(messageId: Integer;
out stringVal: ustring): Boolean; virtual; abstract;
function GetDataResource(resourceId: Integer; out data: Pointer;
out dataSize: TSize): Boolean; virtual; abstract;
function GetDataResourceForScale(resourceId: Integer; scaleFactor: TCefScaleFactor;
out data: Pointer; out dataSize: TSize): Boolean; virtual; abstract;
public
constructor Create; virtual;
end;
TCefFastResourceBundle = class(TCefResourceBundleHandlerOwn)
private
fGetLocalizedString: TGetLocalizedString;
fGetDataResource: TGetDataResource;
fGetDataResourceForScale: TGetDataResourceForScale;
protected
function GetLocalizedString(messageId: Integer; out stringVal: ustring): Boolean; override;
function GetDataResource(resourceId: Integer; out data: Pointer;
out dataSize: TSize): Boolean; override;
function GetDataResourceForScale(resourceId: Integer; scaleFactor: TCefScaleFactor;
out data: Pointer; out dataSize: TSize): Boolean; override;
public
constructor Create(AGetLocalizedString: TGetLocalizedString; AGetDataResource: TGetDataResource;
AGetDataResourceForScale: TGetDataResourceForScale); reintroduce;
end;
TCefResourceHandlerOwn = class(TCefBaseOwn, ICefResourceHandler)
protected
function ProcessRequest(const request: ICefRequest; const callback: ICefCallback): Boolean; virtual;
procedure GetResponseHeaders(const response: ICefResponse;
out responseLength: Int64; out redirectUrl: ustring); virtual;
function ReadResponse(const dataOut: Pointer; bytesToRead: Integer;
var bytesRead: Integer; const callback: ICefCallback): Boolean; virtual;
function CanGetCookie(const cookie: PCefCookie): Boolean; virtual;
function CanSetCookie(const cookie: PCefCookie): Boolean; virtual;
procedure Cancel; virtual;
public
constructor Create(const browser: ICefBrowser; const frame: ICefFrame;
const schemeName: ustring; const request: ICefRequest); virtual;
end;
TCefResourceHandlerClass = class of TCefResourceHandlerOwn;
TCefResponseFilterOwn = class(TCefBaseOwn, ICefResponseFilter)
protected
function InitFilter: Boolean; virtual;
function Filter(dataIn: Pointer; dataInSize: TSize; out dataInRead: TSize; dataOut: Pointer;
dataOutSize: TSize; out dataOutWritten: TSize): TCefResponseFilterStatus; virtual; abstract;
public
constructor Create; virtual;
end;
TCefSchemeHandlerFactoryOwn = class(TCefBaseOwn, ICefSchemeHandlerFactory)
private
fClass: TCefResourceHandlerClass;
protected
function New(const browser: ICefBrowser; const frame: ICefFrame;
const schemeName: ustring; const request: ICefRequest): ICefResourceHandler; virtual;
public
constructor Create(const AClass: TCefResourceHandlerClass); virtual;
end;
TCefReadHandlerOwn = class(TCefBaseOwn, ICefReadHandler)
private
fStream: TStream;
fOwned: Boolean;
protected
function Read(ptr: Pointer; size, n: TSize): TSize; virtual;
function Seek(offset: Int64; whence: Integer): Integer; virtual;
function Tell: Int64; virtual;
function Eof: Boolean; virtual;
function MayBlock: Boolean; virtual;
public
constructor Create(Stream: TStream; Owned: Boolean); overload; virtual;
constructor Create(const filename: String); overload; virtual;
destructor Destroy; override;
end;
TCefWriteHandlerOwn = class(TCefBaseOwn, ICefWriteHandler)
private
fStream: TStream;
fOwned: Boolean;
protected
function Write(const ptr: Pointer; size, n: TSize): TSize; virtual;
function Seek(offset: Int64; whence: Integer): Integer; virtual;
function Tell: Int64; virtual;
function Flush: Boolean; virtual;
function MayBlock: Boolean; virtual;
public
constructor Create(Stream: TStream; Owned: Boolean); overload; virtual;
constructor Create(const filename: String); overload; virtual;
destructor Destroy; override;
end;
TCefStringVisitorOwn = class(TCefBaseOwn, ICefStringVisitor)
protected
procedure Visit(const str: ustring); virtual;
public
constructor Create; virtual;
end;
TCefFastStringVisitor = class(TCefStringVisitorOwn, ICefStringVisitor)
private
fVisit: TCefStringVisitorProc;
protected
procedure Visit(const str: ustring); override;
public
constructor Create(const callback: TCefStringVisitorProc); reintroduce;
end;
TCefTaskOwn = class(TCefBaseOwn, ICefTask)
protected
procedure Execute; virtual;
public
constructor Create; virtual;
end;
TCefEndTracingCallbackOwn = class(TCefBaseOwn, ICefEndTracingCallback)
protected
procedure OnEndTracingComplete(const tracingFile: ustring); virtual;
public
constructor Create; virtual;
end;
TCefFastEndTracingCallback = class(TCefEndTracingCallbackOwn)
private
fCallback: TCefEndTracingCallbackProc;
protected
procedure OnEndTracingComplete(const tracingFile: ustring); override;
public
constructor Create(const callback: TCefEndTracingCallbackProc); reintroduce; virtual;
end;
TCefUrlrequestClientOwn = class(TCefBaseOwn, ICefUrlrequestClient)
protected
procedure OnRequestComplete(const request: ICefUrlRequest); virtual;
procedure OnUploadProgress(const request: ICefUrlRequest; current, total: Int64); virtual;
procedure OnDownloadProgress(const request: ICefUrlRequest; current, total: Int64); virtual;
procedure OnDownloadData(const request: ICefUrlRequest; data: Pointer; dataLength: TSize); virtual;
function GetAuthCredentials(isProxy: Boolean; const host: ustring; port: Integer;
const realm, scheme: ustring; callback: ICefAuthCallback): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefV8HandlerOwn = class(TCefBaseOwn, ICefV8Handler)
protected
function Execute(const name: ustring; const obj: ICefV8Value;
const arguments: ICefV8ValueArray; var retval: ICefV8Value;
var exception: ustring): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefV8AccessorOwn = class(TCefBaseOwn, ICefV8Accessor)
protected
function Get(const name: ustring; const obj: ICefV8Value;
out value: ICefV8Value; out exception: ustring): Boolean; virtual;
function Put(const name: ustring; const obj, value: ICefV8Value;
out exception: ustring): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefV8InterceptorOwn = class(TCefBaseOwn, ICefV8Interceptor)
protected
function GetByName(const name: ustring; const object_: ICefV8Value; var retval: ICefV8Value;
out exception: ustring): Boolean; virtual;
function GetByIndex(const index: Integer; const object_: ICefV8Value; var retval: ICefV8Value;
out exception: ustring): Boolean; virtual;
function SetByName(const name: ustring; const object_, value: ICefV8Value;
out exception: ustring): Boolean; virtual;
function SetByIndex(const index: Integer; const object_, value: ICefV8Value;
out exception: ustring): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefWebPluginInfoVisitorOwn = class(TCefBaseOwn, ICefWebPluginInfoVisitor)
protected
function Visit(const info: ICefWebPluginInfo; count, total: Integer): Boolean; virtual;
public
constructor Create; virtual;
end;
TCefFastWebPluginInfoVisitor = class(TCefWebPluginInfoVisitorOwn)
private
fProc: TCefWebPluginInfoVisitorProc;
protected
function Visit(const info: ICefWebPluginInfo; count, total: Integer): Boolean; override;
public
constructor Create(const proc: TCefWebPluginInfoVisitorProc); reintroduce;
end;
TCefWebPluginUnstableCallbackOwn = class(TCefBaseOwn, ICefWebPluginUnstableCallback)
protected
procedure IsUnstable(const path: ustring; unstable: Boolean); virtual;
public
constructor Create; virtual;
end;
TCefFastWebPluginUnstableCallback = class(TCefWebPluginUnstableCallbackOwn)
private
fCallback: TCefWebPluginIsUnstableProc;
protected
procedure IsUnstable(const path: ustring; unstable: Boolean); override;
public
constructor Create(const callback: TCefWebPluginIsUnstableProc); reintroduce;
end;
TCefRegisterCdmCallbackOwn = class(TCefBaseOwn, ICefRegisterCdmCallback)
protected
procedure OnCdmRegistration(result: TCefCdmRegistrationError; const errorMessage: ustring); virtual;
public
constructor Create; virtual;
end;
TCefFastRegisterCdmCallback = class(TCefRegisterCdmCallbackOwn)
private
fCallback: TCefRegisterCdmCallbackProc;
protected
procedure OnCdmRegistration(result: TCefCdmRegistrationError; const errorMessage: ustring); override;
public
constructor Create(const callback: TCefRegisterCdmCallbackProc); reintroduce; virtual;
end;
TCefStringMapOwn = class(TInterfacedObject, ICefStringMap)
private
fStringMap: TCefStringMap;
protected
function GetHandle: TCefStringMap; virtual;
function GetSize: TSize; virtual;
function Find(const key: ustring): ustring; virtual;
function GetKey(index: TSize): ustring; virtual;
function GetValue(index: TSize): ustring; virtual;
procedure Append(const key, value: ustring); virtual;
procedure Clear; virtual;
public
constructor Create; virtual;
destructor Destroy; override;
end;
TCefStringMultimapOwn = class(TInterfacedObject, ICefStringMultimap)
private
fStringMap: TCefStringMultimap;
protected
function GetHandle: TCefStringMultimap; virtual;
function GetSize: TSize; virtual;
function FindCount(const Key: ustring): TSize; virtual;
function GetEnumerate(const Key: ustring; ValueIndex: TSize): ustring; virtual;
function GetKey(Index: TSize): ustring; virtual;
function GetValue(Index: TSize): ustring; virtual;
procedure Append(const Key, Value: ustring); virtual;
procedure Clear; virtual;
public
constructor Create; virtual;
destructor Destroy; override;
end;
(*
TCefRTTIExtension = class(TCefV8HandlerOwn)
private
FValue: TValue;
FCtx: TRttiContext;
{$IFDEF CEF_MULTI_THREADED_MESSAGE_LOOP}
FSyncMainThread: Boolean;
{$ENDIF}
function GetValue(pi: PTypeInfo; const v: ICefV8Value; var ret: TValue): Boolean;
function SetValue(const v: TValue; var ret: ICefV8Value): Boolean;
protected
function Execute(const name: ustring; const obj: ICefV8Value;
const arguments: ICefV8ValueArray; var retval: ICefV8Value;
var exception: ustring): Boolean; override;
public
constructor Create(const value: TValue{$IFDEF CEF_MULTI_THREADED_MESSAGE_LOOP}; SyncMainThread: Boolean{$ENDIF}); reintroduce;
destructor Destroy; override;
class procedure Register(const name: string; const value: TValue{$IFDEF CEF_MULTI_THREADED_MESSAGE_LOOP}; SyncMainThread: Boolean{$ENDIF});
end;
*)
ECefException = class(Exception)
end;
Implementation
Uses cef3lib, cef3ref;
{ TCefBaseOwn }
procedure cef_base_add_ref(self: PCefBaseRefCounted); cconv;
begin
TCefBaseOwn(CefGetObject(self))._AddRef;
end;
function cef_base_release(self: PCefBaseRefCounted): Integer; cconv;
begin
Result := Ord(TCefBaseOwn(CefGetObject(self))._Release = 0);
end;
function cef_base_has_one_ref(self: PCefBaseRefCounted): Integer; cconv;
begin
Result := Ord(TCefBaseOwn(CefGetObject(self)).RefCount = 1);
end;
procedure cef_base_add_ref_owned(self: PCefBaseRefCounted); cconv;
begin
{ empty }
end;
function cef_base_release_owned(self: PCefBaseRefCounted): Integer; cconv;
begin
Result := 1;
end;
function cef_base_has_one_ref_owned(self: PCefBaseRefCounted): Integer; cconv;
begin
Result := 1;
end;
function TCefBaseOwn.Wrap : Pointer;
begin
Result := FData;
If Assigned(PCefBaseRefCounted(FData)^.add_ref) then PCefBaseRefCounted(FData)^.add_ref(FData);
end;
constructor TCefBaseOwn.CreateData(size: TSize; owned: Boolean);
begin
{$IFDEF DEBUG}
DebugLn(Self.ClassName + '.CreateData; RefCount: ' + IntToStr(Self.RefCount));
{$ENDIF}
GetMem(fData, size + SizeOf(Pointer));
PPointer(fData)^ := Self;
Inc(fData, SizeOf(Pointer));
FillChar(fData^, size, 0);
PCefBaseRefCounted(fData)^.size := size;
If owned then
begin
PCefBaseRefCounted(fData)^.add_ref := @cef_base_add_ref_owned;
PCefBaseRefCounted(fData)^.release := @cef_base_release_owned;
PCefBaseRefCounted(fData)^.has_one_ref := @cef_base_has_one_ref_owned;
end
Else
begin
PCefBaseRefCounted(fData)^.add_ref := @cef_base_add_ref;
PCefBaseRefCounted(fData)^.release := @cef_base_release;
PCefBaseRefCounted(fData)^.has_one_ref := @cef_base_has_one_ref;
end;
end;
destructor TCefBaseOwn.Destroy;
begin
{$IFDEF DEBUG}
DebugLn(Self.ClassName + '.Destroy; RefCount: ' + IntToStr(Self.RefCount));
{$ENDIF}
Dec(fData, SizeOf(Pointer));
FreeMem(fData);
inherited;
end;
{ TCefAppOwn }
procedure cef_app_on_before_command_line_processing(self: PCefApp; const process_type: PCefString;
command_line: PCefCommandLine); cconv;
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); cconv;
Var
r: TCefSchemeRegistrarRef;
begin
try
r := TCefSchemeRegistrarRef.Create(registrar);
TCefAppOwn(CefGetObject(self)).OnRegisterCustomSchemes(r);
finally
FreeAndNil(r);
end;
end;
function cef_app_get_resource_bundle_handler(self: PCefApp): PCefResourceBundleHandler; cconv;
begin
Result := CefGetData(TCefAppOwn(CefGetObject(self)).GetResourceBundleHandler());
end;
function cef_app_get_browser_process_handler(self: PCefApp): PCefBrowserProcessHandler; cconv;
begin
Result := CefGetData(TCefAppOwn(CefGetObject(self)).GetBrowserProcessHandler());
end;
function cef_app_get_render_process_handler(self: PCefApp): PCefRenderProcessHandler; cconv;
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(CefOnBeforeCommandLineProcessing) then
CefOnBeforeCommandLineProcessing(processType, commandLine);
end;
procedure TInternalApp.OnRegisterCustomSchemes(const registrar: TCefSchemeRegistrarRef);
begin
If Assigned(CefOnRegisterCustomSchemes) then CefOnRegisterCustomSchemes(registrar);
end;
function TInternalApp.GetResourceBundleHandler: ICefResourceBundleHandler;
begin
Result := CefResourceBundleHandler;
end;
function TInternalApp.GetBrowserProcessHandler: ICefBrowserProcessHandler;
begin
Result := CefBrowserProcessHandler;
end;
function TInternalApp.GetRenderProcessHandler: ICefRenderProcessHandler;
begin
Result := CefRenderProcessHandler;
end;
{ TCefRunFileDialogCallbackOwn }
procedure cef_run_file_dialog_callback_on_file_dialog_dismissed(self: PCefRunFileDialogCallback;
selected_accept_filter: Integer; file_paths: TCefStringList); cconv;
Var
list: TStringList;
item : TCefString;
i: Integer;
begin
try