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https://github.com/salvadordf/CEF4Delphi.git
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ca8bc9dff4
Added the PDS file to extract the HTML Help files using PasDoc Added more XML documentation Fixed some XML errors. Removed the license copy from the pas units. Updated the LICENSE.md file
121 lines
3.4 KiB
ObjectPascal
121 lines
3.4 KiB
ObjectPascal
unit uCEFv8Context;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$I cef.inc}
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{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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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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TCefv8ContextRef = class(TCefBaseRefCountedRef, ICefv8Context)
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protected
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function GetTaskRunner: ICefTaskRunner;
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function IsValid: Boolean;
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function GetBrowser: ICefBrowser;
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function GetFrame: ICefFrame;
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function GetGlobal: ICefv8Value;
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function Enter: Boolean;
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function Exit: Boolean;
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function IsSame(const that: ICefv8Context): Boolean;
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function Eval(const code: ustring; const script_url: ustring; start_line: integer; var retval: ICefv8Value; var exception: ICefV8Exception): Boolean;
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public
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class function UnWrap(data: Pointer): ICefv8Context;
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class function Current: ICefv8Context;
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class function Entered: ICefv8Context;
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end;
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implementation
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uses
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uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFv8Value, uCEFTaskRunner, uCEFv8Exception;
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class function TCefv8ContextRef.Current: ICefv8Context;
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begin
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Result := UnWrap(cef_v8context_get_current_context());
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end;
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function TCefv8ContextRef.Enter: Boolean;
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begin
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Result := PCefv8Context(FData)^.enter(PCefv8Context(FData)) <> 0;
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end;
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class function TCefv8ContextRef.Entered: ICefv8Context;
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begin
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Result := UnWrap(cef_v8context_get_entered_context());
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end;
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function TCefv8ContextRef.Exit: Boolean;
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begin
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Result := PCefv8Context(FData)^.exit(PCefv8Context(FData)) <> 0;
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end;
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function TCefv8ContextRef.GetBrowser: ICefBrowser;
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begin
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Result := TCefBrowserRef.UnWrap(PCefv8Context(FData)^.get_browser(PCefv8Context(FData)));
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end;
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function TCefv8ContextRef.GetFrame: ICefFrame;
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begin
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Result := TCefFrameRef.UnWrap(PCefv8Context(FData)^.get_frame(PCefv8Context(FData)))
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end;
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function TCefv8ContextRef.GetGlobal: ICefv8Value;
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begin
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Result := TCefv8ValueRef.UnWrap(PCefv8Context(FData)^.get_global(PCefv8Context(FData)));
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end;
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function TCefv8ContextRef.GetTaskRunner: ICefTaskRunner;
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begin
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Result := TCefTaskRunnerRef.UnWrap(PCefv8Context(FData)^.get_task_runner(PCefv8Context(FData)));
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end;
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function TCefv8ContextRef.IsSame(const that: ICefv8Context): Boolean;
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begin
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Result := PCefv8Context(FData)^.is_same(PCefv8Context(FData), CefGetData(that)) <> 0;
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end;
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function TCefv8ContextRef.IsValid: Boolean;
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begin
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Result := PCefv8Context(FData)^.is_valid(PCefv8Context(FData)) <> 0;
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end;
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function TCefv8ContextRef.Eval(const code : ustring;
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const script_url : ustring;
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start_line : integer;
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var retval : ICefv8Value;
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var exception : ICefV8Exception): Boolean;
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var
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TempCode, TempScriptURL : TCefString;
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TempValue : PCefv8Value;
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TempException : PCefV8Exception;
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begin
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TempCode := CefString(code);
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TempScriptURL := CefString(script_url);
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TempValue := nil;
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TempException := nil;
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Result := (PCefv8Context(FData)^.eval(PCefv8Context(FData), @TempCode, @TempScriptURL, start_line, TempValue, TempException) <> 0);
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retval := TCefv8ValueRef.UnWrap(TempValue);
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exception := TCefV8ExceptionRef.UnWrap(TempException);
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end;
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class function TCefv8ContextRef.UnWrap(data: Pointer): ICefv8Context;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefv8Context
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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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