CEF4Delphi/source/uCEFv8StackTrace.pas
2017-02-05 20:56:46 +01:00

96 lines
2.9 KiB
ObjectPascal

// ************************************************************************
// ***************************** 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 uCEFv8StackTrace;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
{$I cef.inc}
interface
uses
uCEFBase, uCEFInterfaces, uCEFTypes;
type
TCefV8StackTraceRef = class(TCefBaseRef, ICefV8StackTrace)
protected
function IsValid: Boolean;
function GetFrameCount: Integer;
function GetFrame(index: Integer): ICefV8StackFrame;
public
class function UnWrap(data: Pointer): ICefV8StackTrace;
class function Current(frameLimit: Integer): ICefV8StackTrace;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFv8StackFrame;
class function TCefV8StackTraceRef.Current(frameLimit: Integer): ICefV8StackTrace;
begin
Result := UnWrap(cef_v8stack_trace_get_current(frameLimit));
end;
function TCefV8StackTraceRef.GetFrame(index: Integer): ICefV8StackFrame;
begin
Result := TCefV8StackFrameRef.UnWrap(PCefV8StackTrace(FData).get_frame(FData, index));
end;
function TCefV8StackTraceRef.GetFrameCount: Integer;
begin
Result := PCefV8StackTrace(FData).get_frame_count(FData);
end;
function TCefV8StackTraceRef.IsValid: Boolean;
begin
Result := PCefV8StackTrace(FData).is_valid(FData) <> 0;
end;
class function TCefV8StackTraceRef.UnWrap(data: Pointer): ICefV8StackTrace;
begin
if data <> nil then
Result := Create(data) as ICefV8StackTrace else
Result := nil;
end;
end.