reorganization of folders

source/uCEFv8Context.pas

@@ -0,0 +1,153 @@
+// ************************************************************************
+// ***************************** 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 D�az 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 uCEFv8Context;
+
+{$IFNDEF CPUX64}
+  {$ALIGN ON}
+  {$MINENUMSIZE 4}
+{$ENDIF}
+
+interface
+
+uses
+  uCEFBase, uCEFInterfaces, uCEFTypes;
+
+type
+  TCefv8ContextRef = class(TCefBaseRef, ICefv8Context)
+    protected
+      function GetTaskRunner: ICefTaskRunner;
+      function IsValid: Boolean;
+      function GetBrowser: ICefBrowser;
+      function GetFrame: ICefFrame;
+      function GetGlobal: ICefv8Value;
+      function Enter: Boolean;
+      function Exit: Boolean;
+      function IsSame(const that: ICefv8Context): Boolean;
+      function Eval(const code: ustring; const script_url: ustring; start_line: integer; var retval: ICefv8Value; var exception: ICefV8Exception): Boolean;
+
+    public
+      class function UnWrap(data: Pointer): ICefv8Context;
+      class function Current: ICefv8Context;
+      class function Entered: ICefv8Context;
+  end;
+
+implementation
+
+uses
+  uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFFrame, uCEFv8Value, uCEFTaskRunner, uCEFv8Exception;
+
+class function TCefv8ContextRef.Current: ICefv8Context;
+begin
+  Result := UnWrap(cef_v8context_get_current_context)
+end;
+
+function TCefv8ContextRef.Enter: Boolean;
+begin
+  Result := PCefv8Context(FData)^.enter(PCefv8Context(FData)) <> 0;
+end;
+
+class function TCefv8ContextRef.Entered: ICefv8Context;
+begin
+  Result := UnWrap(cef_v8context_get_entered_context)
+end;
+
+function TCefv8ContextRef.Exit: Boolean;
+begin
+  Result := PCefv8Context(FData)^.exit(PCefv8Context(FData)) <> 0;
+end;
+
+function TCefv8ContextRef.GetBrowser: ICefBrowser;
+begin
+  Result := TCefBrowserRef.UnWrap(PCefv8Context(FData)^.get_browser(PCefv8Context(FData)));
+end;
+
+function TCefv8ContextRef.GetFrame: ICefFrame;
+begin
+  Result := TCefFrameRef.UnWrap(PCefv8Context(FData)^.get_frame(PCefv8Context(FData)))
+end;
+
+function TCefv8ContextRef.GetGlobal: ICefv8Value;
+begin
+  Result := TCefv8ValueRef.UnWrap(PCefv8Context(FData)^.get_global(PCefv8Context(FData)));
+end;
+
+function TCefv8ContextRef.GetTaskRunner: ICefTaskRunner;
+begin
+  Result := TCefTaskRunnerRef.UnWrap(PCefv8Context(FData)^.get_task_runner(FData));
+end;
+
+function TCefv8ContextRef.IsSame(const that: ICefv8Context): Boolean;
+begin
+  Result := PCefv8Context(FData)^.is_same(PCefv8Context(FData), CefGetData(that)) <> 0;
+end;
+
+function TCefv8ContextRef.IsValid: Boolean;
+begin
+  Result := PCefv8Context(FData)^.is_valid(FData) <> 0;
+end;
+
+function TCefv8ContextRef.Eval(const code: ustring;
+                               const script_url: ustring;
+                                     start_line: integer;
+                               var   retval: ICefv8Value;
+                               var   exception: ICefV8Exception): Boolean;
+var
+  TempCode, TempScriptURL : TCefString;
+  TempValue : PCefv8Value;
+  TempException : PCefV8Exception;
+begin
+  TempCode      := CefString(code);
+  TempScriptURL := CefString(script_url);
+  TempValue     := nil;
+  TempException := nil;
+
+  Result := (PCefv8Context(FData)^.eval(PCefv8Context(FData), @TempCode, @TempScriptURL, start_line, TempValue, TempException) <> 0);
+
+  retval    := TCefv8ValueRef.UnWrap(TempValue);
+  exception := TCefV8ExceptionRef.UnWrap(TempException);
+end;
+
+class function TCefv8ContextRef.UnWrap(data: Pointer): ICefv8Context;
+begin
+  if (data <> nil) then
+    Result := Create(data) as ICefv8Context
+   else
+    Result := nil;
+end;
+
+end.