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CEF4Delphi/source/uCEFChromiumEvents.pas

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// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
// browser in Delphi applications.
//
// The original license of DCEF3 still applies to CEF4Delphi.
//
// For more information about CEF4Delphi visit :
// https://www.briskbard.com/index.php?lang=en&pageid=cef
//
// Copyright © 2020 Salvador Diaz Fau. All rights reserved.
//
// ************************************************************************
// ************ vvvv Original license and comments below vvvv *************
// ************************************************************************
(*
* Delphi Chromium Embedded 3
*
* Usage allowed under the restrictions of the Lesser GNU General Public License
* or alternatively the restrictions of the Mozilla Public License 1.1
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
* the specific language governing rights and limitations under the License.
*
* Unit owner : Henri Gourvest <hgourvest@gmail.com>
* Web site : http://www.progdigy.com
* Repository : http://code.google.com/p/delphichromiumembedded/
* Group : http://groups.google.com/group/delphichromiumembedded
*
* Embarcadero Technologies, Inc is not permitted to use or redistribute
* this source code without explicit permission.
*
*)
unit uCEFChromiumEvents;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
System.Classes, {$IFDEF MSWINDOWS}WinApi.Messages,{$ENDIF}
{$ELSE}
Classes, {$IFDEF MSWINDOWS}Messages,{$ENDIF}
{$ENDIF}
uCEFTypes, uCEFInterfaces;
type
// ICefClient
TOnProcessMessageReceived = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; sourceProcess: TCefProcessId; const message: ICefProcessMessage; out Result: Boolean) of object;
// ICefLoadHandler
TOnLoadStart = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; transitionType: TCefTransitionType) of object;
TOnLoadEnd = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; httpStatusCode: Integer) of object;
TOnLoadError = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; errorCode: TCefErrorCode; const errorText, failedUrl: ustring) of object;
TOnLoadingStateChange = procedure(Sender: TObject; const browser: ICefBrowser; isLoading, canGoBack, canGoForward: Boolean) of object;
// ICefFocusHandler
TOnTakeFocus = procedure(Sender: TObject; const browser: ICefBrowser; next: Boolean) of object;
TOnSetFocus = procedure(Sender: TObject; const browser: ICefBrowser; source: TCefFocusSource; out Result: Boolean) of object;
TOnGotFocus = procedure(Sender: TObject; const browser: ICefBrowser) of object;
// ICefContextMenuHandler
TOnBeforeContextMenu = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const params: ICefContextMenuParams; const model: ICefMenuModel) of object;
TOnRunContextMenu = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const params: ICefContextMenuParams; const model: ICefMenuModel; const callback: ICefRunContextMenuCallback; var aResult : Boolean) of object;
TOnContextMenuCommand = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const params: ICefContextMenuParams; commandId: Integer; eventFlags: TCefEventFlags; out Result: Boolean) of object;
TOnContextMenuDismissed = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame) of object;
// ICefKeyboardHandler
TOnPreKeyEvent = procedure(Sender: TObject; const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: TCefEventHandle; out isKeyboardShortcut: Boolean; out Result: Boolean) of object;
TOnKeyEvent = procedure(Sender: TObject; const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: TCefEventHandle; out Result: Boolean) of object;
// ICefDisplayHandler
TOnAddressChange = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const url: ustring) of object;
TOnTitleChange = procedure(Sender: TObject; const browser: ICefBrowser; const title: ustring) of object;
TOnFavIconUrlChange = procedure(Sender: TObject; const browser: ICefBrowser; const iconUrls: TStrings) of object;
TOnFullScreenModeChange = procedure(Sender: TObject; const browser: ICefBrowser; fullscreen: Boolean) of object;
TOnTooltip = procedure(Sender: TObject; const browser: ICefBrowser; var text: ustring; out Result: Boolean) of object;
TOnStatusMessage = procedure(Sender: TObject; const browser: ICefBrowser; const value: ustring) of object;
TOnConsoleMessage = procedure(Sender: TObject; const browser: ICefBrowser; level: TCefLogSeverity; const message, source: ustring; line: Integer; out Result: Boolean) of object;
TOnAutoResize = procedure(Sender: TObject; const browser: ICefBrowser; const new_size: PCefSize; out Result: Boolean) of object;
TOnLoadingProgressChange = procedure(Sender: TObject; const browser: ICefBrowser; const progress: double) of object;
// ICefDownloadHandler
TOnBeforeDownload = procedure(Sender: TObject; const browser: ICefBrowser; const downloadItem: ICefDownloadItem; const suggestedName: ustring; const callback: ICefBeforeDownloadCallback) of object;
TOnDownloadUpdated = procedure(Sender: TObject; const browser: ICefBrowser; const downloadItem: ICefDownloadItem; const callback: ICefDownloadItemCallback) of object;
// ICefJsDialogHandler
TOnJsdialog = procedure(Sender: TObject; const browser: ICefBrowser; const originUrl: ustring; dialogType: TCefJsDialogType; const messageText, defaultPromptText: ustring; const callback: ICefJsDialogCallback; out suppressMessage: Boolean; out Result: Boolean) of object;
TOnBeforeUnloadDialog = procedure(Sender: TObject; const browser: ICefBrowser; const messageText: ustring; isReload: Boolean; const callback: ICefJsDialogCallback; out Result: Boolean) of object;
TOnResetDialogState = procedure(Sender: TObject; const browser: ICefBrowser) of object;
TOnDialogClosed = procedure(Sender: TObject; const browser: ICefBrowser) of object;
// ICefLifeSpanHandler
TOnBeforePopup = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const targetUrl, targetFrameName: ustring; targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean; const popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings; var extra_info: ICefDictionaryValue; var noJavascriptAccess: Boolean; var Result: Boolean) of object;
TOnAfterCreated = procedure(Sender: TObject; const browser: ICefBrowser) of object;
TOnBeforeClose = procedure(Sender: TObject; const browser: ICefBrowser) of object;
TOnClose = procedure(Sender: TObject; const browser: ICefBrowser; var aAction : TCefCloseBrowserAction) of object;
// ICefRequestHandler
TOnBeforeBrowse = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; user_gesture, isRedirect: Boolean; out Result: Boolean) of object;
TOnOpenUrlFromTab = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const targetUrl: ustring; targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean; out Result: Boolean) of object;
TOnGetAuthCredentials = procedure(Sender: TObject; const browser: ICefBrowser; const originUrl: ustring; isProxy: Boolean; const host: ustring; port: Integer; const realm, scheme: ustring; const callback: ICefAuthCallback; out Result: Boolean) of object;
TOnQuotaRequest = procedure(Sender: TObject; const browser: ICefBrowser; const originUrl: ustring; newSize: Int64; const callback: ICefRequestCallback; out Result: Boolean) of object;
TOnCertificateError = procedure(Sender: TObject; const browser: ICefBrowser; certError: TCefErrorcode; const requestUrl: ustring; const sslInfo: ICefSslInfo; const callback: ICefRequestCallback; out Result: Boolean) of object;
TOnSelectClientCertificate = procedure(Sender: TObject; const browser: ICefBrowser; isProxy: boolean; const host: ustring; port: integer; certificatesCount: NativeUInt; const certificates: TCefX509CertificateArray; const callback: ICefSelectClientCertificateCallback; var aResult : boolean) of object;
TOnPluginCrashed = procedure(Sender: TObject; const browser: ICefBrowser; const pluginPath: ustring) of object;
TOnRenderViewReady = procedure(Sender: Tobject; const browser: ICefBrowser) of object;
TOnRenderProcessTerminated = procedure(Sender: TObject; const browser: ICefBrowser; status: TCefTerminationStatus) of object;
TOnGetResourceRequestHandler = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; is_navigation, is_download: boolean; const request_initiator: ustring; var disable_default_handling: boolean; var aExternalResourceRequestHandler : ICefResourceRequestHandler) of object;
TOnDocumentAvailableInMainFrame = procedure(Sender: Tobject; const browser: ICefBrowser) of object;
// ICefResourceRequestHandler
TOnBeforeResourceLoad = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const callback: ICefRequestCallback; out Result: TCefReturnValue) of object;
TOnGetResourceHandler = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var aResourceHandler : ICefResourceHandler) of object;
TOnResourceRedirect = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; var newUrl: ustring) of object;
TOnResourceResponse = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; out Result: Boolean) of Object;
TOnGetResourceResponseFilter = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; out Result: ICefResponseFilter) of object;
TOnResourceLoadComplete = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; status: TCefUrlRequestStatus; receivedContentLength: Int64) of object;
TOnProtocolExecution = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; var allowOsExecution: Boolean) of object;
// ICefCookieAccessFilter
TOnCanSendCookie = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const cookie: PCefCookie; var aResult: boolean) of object;
TOnCanSaveCookie = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; const request: ICefRequest; const response: ICefResponse; const cookie: PCefCookie; var aResult : boolean) of object;
// ICefDialogHandler
TOnFileDialog = procedure(Sender: TObject; const browser: ICefBrowser; mode: TCefFileDialogMode; const title, defaultFilePath: ustring; const acceptFilters: TStrings; selectedAcceptFilter: Integer; const callback: ICefFileDialogCallback; out Result: Boolean) of Object;
// ICefRenderHandler
TOnGetAccessibilityHandler = procedure(Sender: TObject; var aAccessibilityHandler : ICefAccessibilityHandler) of Object;
TOnGetRootScreenRect = procedure(Sender: TObject; const browser: ICefBrowser; var rect: TCefRect; out Result: Boolean) of Object;
TOnGetViewRect = procedure(Sender: TObject; const browser: ICefBrowser; var rect: TCefRect) of Object;
TOnGetScreenPoint = procedure(Sender: TObject; const browser: ICefBrowser; viewX, viewY: Integer; var screenX, screenY: Integer; out Result: Boolean) of Object;
TOnGetScreenInfo = procedure(Sender: TObject; const browser: ICefBrowser; var screenInfo: TCefScreenInfo; out Result: Boolean) of Object;
TOnPopupShow = procedure(Sender: TObject; const browser: ICefBrowser; show: Boolean) of Object;
TOnPopupSize = procedure(Sender: TObject; const browser: ICefBrowser; const rect: PCefRect) of Object;
TOnPaint = procedure(Sender: TObject; const browser: ICefBrowser; type_: TCefPaintElementType; dirtyRectsCount: NativeUInt; const dirtyRects: PCefRectArray; const buffer: Pointer; width, height: Integer) of Object;
TOnAcceleratedPaint = procedure(Sender: TObject; const browser: ICefBrowser; type_: TCefPaintElementType; dirtyRectsCount: NativeUInt; const dirtyRects: PCefRectArray; shared_handle: Pointer) of Object;
TOnCursorChange = procedure(Sender: TObject; const browser: ICefBrowser; cursor: TCefCursorHandle; cursorType: TCefCursorType; const customCursorInfo: PCefCursorInfo) of Object;
TOnStartDragging = procedure(Sender: TObject; const browser: ICefBrowser; const dragData: ICefDragData; allowedOps: TCefDragOperations; x, y: Integer; out Result: Boolean) of Object;
TOnUpdateDragCursor = procedure(Sender: TObject; const browser: ICefBrowser; operation: TCefDragOperation) of Object;
TOnScrollOffsetChanged = procedure(Sender: TObject; const browser: ICefBrowser; x, y: Double) of Object;
TOnIMECompositionRangeChanged = procedure(Sender: TObject; const browser: ICefBrowser; const selected_range: PCefRange; character_boundsCount: NativeUInt; const character_bounds: PCefRect) of Object;
TOnTextSelectionChanged = procedure(Sender: TObject; const browser: ICefBrowser; const selected_text: ustring; const selected_range: PCefRange) of Object;
TOnVirtualKeyboardRequested = procedure(Sender: TObject; const browser: ICefBrowser; input_mode: TCefTextInpuMode) of Object;
// ICefDragHandler
TOnDragEnter = procedure(Sender: TObject; const browser: ICefBrowser; const dragData: ICefDragData; mask: TCefDragOperations; out Result: Boolean) of Object;
TOnDraggableRegionsChanged = procedure(Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame; regionsCount: NativeUInt; const regions: PCefDraggableRegionArray) of Object;
// ICefFindHandler
TOnFindResult = procedure(Sender: TObject; const browser: ICefBrowser; identifier, count: Integer; const selectionRect: PCefRect; activeMatchOrdinal: Integer; finalUpdate: Boolean) of Object;
// ICefRequestContextHandler
TOnRequestContextInitialized = procedure(Sender: TObject; const request_context: ICefRequestContext) of Object;
TOnBeforePluginLoad = procedure(Sender: TObject; const mimeType, pluginUrl:ustring; isMainFrame : boolean; const topOriginUrl: ustring; const pluginInfo: ICefWebPluginInfo; var pluginPolicy: TCefPluginPolicy; var aResult : boolean) of Object;
// ICefRequestContextHandler uses the same TOnGetResourceRequestHandler event type defined for ICefRequestHandler
// ICefMediaObserver
TOnSinksEvent = procedure(Sender: TObject; const sinks: TCefMediaSinkArray) of object;
TOnRoutesEvent = procedure(Sender: TObject; const routes: TCefMediaRouteArray) of object;
TOnRouteStateChangedEvent = procedure(Sender: TObject; const route: ICefMediaRoute; state: TCefMediaRouteConnectionState) of object;
TOnRouteMessageReceivedEvent = procedure(Sender: TObject; const route: ICefMediaRoute; const message_: ustring) of object;
// ICefAudioHandler
TOnGetAudioParametersEvent = procedure(Sender: TObject; const browser: ICefBrowser; var params: TCefAudioParameters; var aResult: boolean) of object;
TOnAudioStreamStartedEvent = procedure(Sender: TObject; const browser: ICefBrowser; const params: TCefAudioParameters; channels: integer) of object;
TOnAudioStreamPacketEvent = procedure(Sender: TObject; const browser: ICefBrowser; const data : PPSingle; frames: integer; pts: int64) of object;
TOnAudioStreamStoppedEvent = procedure(Sender: TObject; const browser: ICefBrowser) of object;
TOnAudioStreamErrorEvent = procedure(Sender: TObject; const browser: ICefBrowser; const message_: ustring) of object;
// ICefDevToolsMessageObserver
TOnDevToolsMessageEvent = procedure(Sender: TObject; const browser: ICefBrowser; const message_: ICefValue; var aHandled: boolean) of object;
TOnDevToolsMethodResultEvent = procedure(Sender: TObject; const browser: ICefBrowser; message_id: integer; success: boolean; const result: ICefValue) of object;
TOnDevToolsEventEvent = procedure(Sender: TObject; const browser: ICefBrowser; const method: ustring; const params: ICefValue) of object;
TOnDevToolsAgentAttachedEvent = procedure(Sender: TObject; const browser: ICefBrowser) of object;
TOnDevToolsAgentDetachedEvent = procedure(Sender: TObject; const browser: ICefBrowser) of object;
// ICefExtensionHandler
TOnExtensionLoadFailedEvent = procedure(Sender: TObject; result: TCefErrorcode) of object;
TOnExtensionLoadedEvent = procedure(Sender: TObject; const extension: ICefExtension) of object;
TOnExtensionUnloadedEvent = procedure(Sender: TObject; const extension: ICefExtension) of object;
TOnBeforeBackgroundBrowserEvent = procedure(Sender: TObject; const extension: ICefExtension; const url: ustring; var client: ICefClient; var settings: TCefBrowserSettings; var aResult : boolean) of object;
TOnBeforeBrowserEvent = procedure(Sender: TObject; const extension: ICefExtension; const browser, active_browser: ICefBrowser; index: Integer; const url: ustring; active: boolean; var windowInfo: TCefWindowInfo; var client: ICefClient; var settings: TCefBrowserSettings; var aResult : boolean) of object;
TOnGetActiveBrowserEvent = procedure(Sender: TObject; const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; var aRsltBrowser : ICefBrowser) of object;
TOnCanAccessBrowserEvent = procedure(Sender: TObject; const extension: ICefExtension; const browser: ICefBrowser; include_incognito: boolean; const target_browser: ICefBrowser; var aResult : boolean) of object;
TOnGetExtensionResourceEvent = procedure(Sender: TObject; const extension: ICefExtension; const browser: ICefBrowser; const file_: ustring; const callback: ICefGetExtensionResourceCallback; var aResult : boolean) of object;
// Custom
TOnTextResultAvailableEvent = procedure(Sender: TObject; const aText : ustring) of object;
TOnPdfPrintFinishedEvent = procedure(Sender: TObject; aResultOK : boolean) of object;
TOnPrefsAvailableEvent = procedure(Sender: TObject; aResultOK : boolean) of object;
TOnCookiesDeletedEvent = procedure(Sender: TObject; numDeleted : integer) of object;
TOnResolvedIPsAvailableEvent = procedure(Sender: TObject; result: TCefErrorCode; const resolvedIps: TStrings) of object;
TOnNavigationVisitorResultAvailableEvent = procedure(Sender: TObject; const entry: ICefNavigationEntry; current: Boolean; index, total: Integer; var aResult : boolean) of object;
TOnDownloadImageFinishedEvent = procedure(Sender: TObject; const imageUrl: ustring; httpStatusCode: Integer; const image: ICefImage) of object;
TOnExecuteTaskOnCefThread = procedure(Sender: TObject; aTaskID : cardinal) of object;
TOnCookiesVisited = procedure(Sender: TObject; const name_, value, domain, path: ustring; secure, httponly, hasExpires: Boolean; const creation, lastAccess, expires: TDateTime; count, total, aID : Integer; same_site : TCefCookieSameSite; priority : TCefCookiePriority; var aDeleteCookie, aResult : Boolean) of object;
TOnCookieVisitorDestroyed = procedure(Sender: TObject; aID : integer) of object;
TOnCookieSet = procedure(Sender: TObject; aSuccess : boolean; aID : integer) of object;
TOnZoomPctAvailable = procedure(Sender: TObject; const aZoomPct : double) of object;
TOnMediaRouteCreateFinishedEvent = procedure(Sender: TObject; result: TCefMediaRouterCreateResult; const error: ustring; const route: ICefMediaRoute) of object;
TOnMediaSinkDeviceInfoEvent = procedure(Sender: TObject; const ip_address: ustring; port: integer; const model_name: ustring) of object;
{$IFDEF MSWINDOWS}
TOnCompMsgEvent = procedure(Sender: TObject; var aMessage: TMessage; var aHandled: Boolean) of object;
{$ENDIF}
implementation
end.
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