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mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2024-11-24 08:02:15 +02:00
CEF4Delphi/source/uCEFFrame.pas
2019-06-16 10:31:13 +02:00

267 lines
7.8 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 © 2019 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 uCEFFrame;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
type
TCefFrameRef = class(TCefBaseRefCountedRef, ICefFrame)
public
function IsValid: Boolean;
procedure Undo;
procedure Redo;
procedure Cut;
procedure Copy;
procedure Paste;
procedure Del;
procedure SelectAll;
procedure ViewSource;
procedure GetSource(const visitor: ICefStringVisitor);
procedure GetSourceProc(const proc: TCefStringVisitorProc);
procedure GetText(const visitor: ICefStringVisitor);
procedure GetTextProc(const proc: TCefStringVisitorProc);
procedure LoadRequest(const request: ICefRequest);
procedure LoadUrl(const url: ustring);
procedure LoadString(const str, url: ustring);
procedure ExecuteJavaScript(const code, scriptUrl: ustring; startLine: Integer);
function IsMain: Boolean;
function IsFocused: Boolean;
function GetName: ustring;
function GetIdentifier: Int64;
function GetParent: ICefFrame;
function GetUrl: ustring;
function GetBrowser: ICefBrowser;
function GetV8Context: ICefv8Context;
procedure VisitDom(const visitor: ICefDomVisitor);
procedure VisitDomProc(const proc: TCefDomVisitorProc);
function CreateUrlRequest(const request: ICefRequest; const client: ICefUrlrequestClient): ICefUrlRequest;
procedure SendProcessMessage(targetProcess: TCefProcessId; const message_: ICefProcessMessage);
class function UnWrap(data: Pointer): ICefFrame;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFBrowser, uCEFStringVisitor, uCEFv8Context, uCEFDomVisitor, uCEFUrlRequest;
function TCefFrameRef.IsValid: Boolean;
begin
Result := PCefFrame(FData)^.is_valid(PCefFrame(FData)) <> 0;
end;
procedure TCefFrameRef.Copy;
begin
PCefFrame(FData)^.copy(PCefFrame(FData));
end;
procedure TCefFrameRef.Cut;
begin
PCefFrame(FData)^.cut(PCefFrame(FData));
end;
procedure TCefFrameRef.Del;
begin
PCefFrame(FData)^.del(PCefFrame(FData));
end;
procedure TCefFrameRef.ExecuteJavaScript(const code, scriptUrl: ustring; startLine: Integer);
var
TempCode, TempURL : TCefString;
begin
TempCode := CefString(code);
TempURL := CefString(scriptUrl);
PCefFrame(FData)^.execute_java_script(PCefFrame(FData), @TempCode, @TempURL, startline);
end;
function TCefFrameRef.GetBrowser: ICefBrowser;
begin
Result := TCefBrowserRef.UnWrap(PCefFrame(FData)^.get_browser(PCefFrame(FData)));
end;
function TCefFrameRef.GetIdentifier: Int64;
begin
Result := PCefFrame(FData)^.get_identifier(PCefFrame(FData));
end;
function TCefFrameRef.GetName: ustring;
begin
Result := CefStringFreeAndGet(PCefFrame(FData)^.get_name(PCefFrame(FData)));
end;
function TCefFrameRef.GetParent: ICefFrame;
begin
Result := TCefFrameRef.UnWrap(PCefFrame(FData)^.get_parent(PCefFrame(FData)));
end;
procedure TCefFrameRef.GetSource(const visitor: ICefStringVisitor);
begin
PCefFrame(FData)^.get_source(PCefFrame(FData), CefGetData(visitor));
end;
procedure TCefFrameRef.GetSourceProc(const proc: TCefStringVisitorProc);
begin
GetSource(TCefFastStringVisitor.Create(proc));
end;
procedure TCefFrameRef.getText(const visitor: ICefStringVisitor);
begin
PCefFrame(FData)^.get_text(PCefFrame(FData), CefGetData(visitor));
end;
procedure TCefFrameRef.GetTextProc(const proc: TCefStringVisitorProc);
begin
GetText(TCefFastStringVisitor.Create(proc));
end;
function TCefFrameRef.GetUrl: ustring;
begin
Result := CefStringFreeAndGet(PCefFrame(FData)^.get_url(PCefFrame(FData)));
end;
function TCefFrameRef.GetV8Context: ICefv8Context;
begin
Result := TCefv8ContextRef.UnWrap(PCefFrame(FData)^.get_v8context(PCefFrame(FData)));
end;
function TCefFrameRef.IsFocused: Boolean;
begin
Result := PCefFrame(FData)^.is_focused(PCefFrame(FData)) <> 0;
end;
function TCefFrameRef.IsMain: Boolean;
begin
Result := PCefFrame(FData)^.is_main(PCefFrame(FData)) <> 0;
end;
procedure TCefFrameRef.LoadRequest(const request: ICefRequest);
begin
PCefFrame(FData)^.load_request(PCefFrame(FData), CefGetData(request));
end;
procedure TCefFrameRef.LoadString(const str, url: ustring);
var
TempString, TempURL : TCefString;
begin
TempString := CefString(str);
TempURL := CefString(url);
PCefFrame(FData)^.load_string(PCefFrame(FData), @TempString, @TempURL);
end;
procedure TCefFrameRef.LoadUrl(const url: ustring);
var
TempURL : TCefString;
begin
TempURL := CefString(url);
PCefFrame(FData)^.load_url(PCefFrame(FData), @TempURL);
end;
procedure TCefFrameRef.Paste;
begin
PCefFrame(FData)^.paste(PCefFrame(FData));
end;
procedure TCefFrameRef.Redo;
begin
PCefFrame(FData)^.redo(PCefFrame(FData));
end;
procedure TCefFrameRef.SelectAll;
begin
PCefFrame(FData)^.select_all(PCefFrame(FData));
end;
procedure TCefFrameRef.Undo;
begin
PCefFrame(FData)^.undo(PCefFrame(FData));
end;
procedure TCefFrameRef.ViewSource;
begin
PCefFrame(FData)^.view_source(PCefFrame(FData));
end;
procedure TCefFrameRef.VisitDom(const visitor: ICefDomVisitor);
begin
PCefFrame(FData)^.visit_dom(PCefFrame(FData), CefGetData(visitor));
end;
procedure TCefFrameRef.VisitDomProc(const proc: TCefDomVisitorProc);
begin
VisitDom(TCefFastDomVisitor.Create(proc) as ICefDomVisitor);
end;
function TCefFrameRef.CreateUrlRequest(const request : ICefRequest;
const client : ICefUrlrequestClient): ICefUrlRequest;
begin
Result := TCefUrlRequestRef.UnWrap(PCefFrame(FData)^.create_urlrequest(PCefFrame(FData),
CefGetData(request),
CefGetData(client)));
end;
procedure TCefFrameRef.SendProcessMessage( targetProcess : TCefProcessId;
const message_ : ICefProcessMessage);
begin
PCefFrame(FData)^.send_process_message(PCefFrame(FData),
targetProcess,
CefGetData(message_));
end;
class function TCefFrameRef.UnWrap(data: Pointer): ICefFrame;
begin
if (data <> nil) then
Result := Create(data) as ICefFrame
else
Result := nil;
end;
end.