mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-16 16:25:57 +01:00
1fa2f43b0c
- Modified CefPostTask and CefPostDelayedTask to return a boolean value. - Added CefCurrentlyOn helper function. - Replaced all "CEF3" mentions by "CEF".
135 lines
3.7 KiB
ObjectPascal
135 lines
3.7 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 © 2019 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 uCEF4DelphiLoader;
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{$I cef.inc}
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interface
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uses
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{$IFDEF DELPHI16_UP}
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Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
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Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls;
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{$ELSE}
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Windows, Messages, SysUtils, Variants, Classes, Graphics,
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Controls, Forms, Dialogs, StdCtrls;
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{$ENDIF}
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type
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TForm1 = class(TForm)
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InitializeBtn: TButton;
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ShowBtn: TButton;
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FinalizeBtn: TButton;
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CloseBtn: TButton;
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procedure InitializeBtnClick(Sender: TObject);
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procedure ShowBtnClick(Sender: TObject);
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procedure FinalizeBtnClick(Sender: TObject);
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procedure CloseBtnClick(Sender: TObject);
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procedure FormCreate(Sender: TObject);
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procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
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private
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FInitialized : boolean;
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public
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{ Public declarations }
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end;
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procedure InitializeCEF4Delphi; stdcall; external 'DLLBrowser.dll';
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procedure FinalizeCEF4Delphi; stdcall; external 'DLLBrowser.dll';
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procedure ShowBrowser; stdcall; external 'DLLBrowser.dll';
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var
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Form1: TForm1;
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implementation
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{$R *.dfm}
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// ****************************************
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// READ THE CODE COMMENTS IN DLLBROWSER.DPR
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// ****************************************
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// To test this demo you need to build the CEF4DelphiLoader, DLLBrowser and SubProcess projects found in this directory.
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procedure TForm1.CloseBtnClick(Sender: TObject);
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begin
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close;
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end;
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procedure TForm1.FinalizeBtnClick(Sender: TObject);
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begin
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FinalizeCEF4Delphi;
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ShowBtn.Enabled := False;
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FinalizeBtn.Enabled := False;
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CloseBtn.Enabled := True;
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end;
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procedure TForm1.FormCloseQuery(Sender: TObject; var CanClose: Boolean);
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begin
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if FInitialized then FinalizeCEF4Delphi;
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CanClose := True;
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end;
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procedure TForm1.FormCreate(Sender: TObject);
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begin
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FInitialized := False;
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end;
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procedure TForm1.InitializeBtnClick(Sender: TObject);
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begin
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InitializeCEF4Delphi;
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FInitialized := True;
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InitializeBtn.Enabled := False;
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ShowBtn.Enabled := True;
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FinalizeBtn.Enabled := True;
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end;
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procedure TForm1.ShowBtnClick(Sender: TObject);
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begin
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ShowBrowser;
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ShowBtn.Enabled := False;
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end;
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end.
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