mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-12-04 09:26:52 +02:00
fd1e936198
- Removed CEFSentinel from some demos because it's no longer necessary. - Updated copyright year.
145 lines
4.3 KiB
ObjectPascal
145 lines
4.3 KiB
ObjectPascal
// ************************************************************************
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// ***************************** CEF4Delphi *******************************
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// ************************************************************************
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//
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// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
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// browser in Delphi applications.
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//
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// The original license of DCEF3 still applies to CEF4Delphi.
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//
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// For more information about CEF4Delphi visit :
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// https://www.briskbard.com/index.php?lang=en&pageid=cef
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//
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// Copyright © 2020 Salvador Diaz Fau. All rights reserved.
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//
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// ************************************************************************
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// ************ vvvv Original license and comments below vvvv *************
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// ************************************************************************
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(*
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* Delphi Chromium Embedded 3
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*
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* Usage allowed under the restrictions of the Lesser GNU General Public License
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* or alternatively the restrictions of the Mozilla Public License 1.1
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
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* the specific language governing rights and limitations under the License.
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*
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* Unit owner : Henri Gourvest <hgourvest@gmail.com>
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* Web site : http://www.progdigy.com
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* Repository : http://code.google.com/p/delphichromiumembedded/
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* Group : http://groups.google.com/group/delphichromiumembedded
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*
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* Embarcadero Technologies, Inc is not permitted to use or redistribute
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* this source code without explicit permission.
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*
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*)
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unit uCEFv8ArrayBufferReleaseCallback;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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{$I cef.inc}
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interface
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uses
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uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
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type
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TCefv8ArrayBufferReleaseCallbackOwn = class(TCefBaseRefCountedOwn, ICefv8ArrayBufferReleaseCallback)
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protected
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procedure ReleaseBuffer(buffer : Pointer); virtual;
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public
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constructor Create; virtual;
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end;
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TCefFastv8ArrayBufferReleaseCallback = class(TCefv8ArrayBufferReleaseCallbackOwn)
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protected
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FCallback: TCefv8ArrayBufferReleaseCallbackProc;
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procedure ReleaseBuffer(buffer : Pointer); override;
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public
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constructor Create(const callback: TCefv8ArrayBufferReleaseCallbackProc); reintroduce;
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end;
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TCefv8ArrayBufferReleaseCallbackRef = class(TCefBaseRefCountedRef, ICefv8ArrayBufferReleaseCallback)
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protected
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procedure ReleaseBuffer(buffer : Pointer); virtual;
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public
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class function UnWrap(data: Pointer): ICefv8ArrayBufferReleaseCallback;
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end;
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implementation
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uses
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uCEFMiscFunctions, uCEFLibFunctions;
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procedure cef_v8array_buffer_release_callback_release_buffer(self : PCefv8ArrayBufferReleaseCallback;
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buffer : Pointer); stdcall;
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var
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TempObject : TObject;
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begin
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TempObject := CefGetObject(self);
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if (TempObject <> nil) and (TempObject is TCefv8ArrayBufferReleaseCallbackOwn) then
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TCefv8ArrayBufferReleaseCallbackOwn(TempObject).ReleaseBuffer(buffer);
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end;
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// TCefv8ArrayBufferReleaseCallbackOwn
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constructor TCefv8ArrayBufferReleaseCallbackOwn.Create;
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begin
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inherited CreateData(SizeOf(TCefv8ArrayBufferReleaseCallback));
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with PCefv8ArrayBufferReleaseCallback(FData)^ do
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release_buffer := {$IFDEF FPC}@{$ENDIF}cef_v8array_buffer_release_callback_release_buffer;
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end;
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procedure TCefv8ArrayBufferReleaseCallbackOwn.ReleaseBuffer(buffer: Pointer);
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begin
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//
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end;
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// TCefFastv8ArrayBufferReleaseCallback
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constructor TCefFastv8ArrayBufferReleaseCallback.Create(const callback: TCefv8ArrayBufferReleaseCallbackProc);
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begin
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inherited Create;
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FCallback := callback;
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end;
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procedure TCefFastv8ArrayBufferReleaseCallback.ReleaseBuffer(buffer: Pointer);
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begin
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FCallback(buffer);
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end;
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// TCefv8ArrayBufferReleaseCallbackRef
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procedure TCefv8ArrayBufferReleaseCallbackRef.ReleaseBuffer(buffer : Pointer);
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begin
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PCefv8ArrayBufferReleaseCallback(FData)^.release_buffer(PCefv8ArrayBufferReleaseCallback(FData), buffer);
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end;
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class function TCefv8ArrayBufferReleaseCallbackRef.UnWrap(data: Pointer): ICefv8ArrayBufferReleaseCallback;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefv8ArrayBufferReleaseCallback
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else
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Result := nil;
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end;
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end.
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