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https://github.com/salvadordf/CEF4Delphi.git
synced 2025-05-23 21:50:21 +02:00
The SubProcess demo now uses an external unit to create and destroy GlobalCEFApp
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@ -46,51 +46,28 @@ uses
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{$ELSE}
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{$ELSE}
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Forms,
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Forms,
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Windows,
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Windows,
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{$ENDIF}
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{$ENDIF }
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uCEFApplication,
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uCEFApplication,
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uSimpleBrowser in 'uSimpleBrowser.pas' {Form1};
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uSimpleBrowser in 'uSimpleBrowser.pas' {Form1},
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uCEFLoader in 'uCEFLoader.pas';
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{$R *.res}
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{$R *.res}
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// CEF3 needs to set the LARGEADDRESSAWARE flag which allows 32-bit processes to use up to 3GB of RAM.
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// CEF3 needs to set the LARGEADDRESSAWARE flag which allows 32-bit processes to use up to 3GB of RAM.
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// If you don't add this flag the rederer process will crash when you try to load large images.
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// If you don't add this flag the rederer process will crash when you try to load large images.
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// The IMAGE_FILE_LARGE_ADDRESS_AWARE constant is declared in WinApi.Windows. If you don't want to add
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// WinApi.Windows to the 'uses' section in this file just replace the following line by
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// {$SetPEFlags $20}
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{$SetPEFlags IMAGE_FILE_LARGE_ADDRESS_AWARE}
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{$SetPEFlags IMAGE_FILE_LARGE_ADDRESS_AWARE}
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begin
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begin
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GlobalCEFApp := TCefApplication.Create;
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// This demo has the GlobalCEFApp creation, initialization and destruction in uCEFLoader.pas
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// Read the code comments in uCEFLoader.pas for more details.
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// In case you want to use custom directories for the CEF3 binaries, cache, cookies and user data.
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Application.Initialize;
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// If you don't set a cache directory the browser will use in-memory cache.
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{$IFDEF DELPHI11_UP}
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{
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Application.MainFormOnTaskbar := True;
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GlobalCEFApp.FrameworkDirPath := 'cef';
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{$ENDIF}
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GlobalCEFApp.ResourcesDirPath := 'cef';
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Application.CreateForm(TForm1, Form1);
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GlobalCEFApp.LocalesDirPath := 'cef\locales';
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Application.Run;
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GlobalCEFApp.cache := 'cef\cache';
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GlobalCEFApp.cookies := 'cef\cookies';
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GlobalCEFApp.UserDataPath := 'cef\User Data';
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}
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GlobalCEFApp.BrowserSubprocessPath := 'SubProcess.exe';
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// Follow these steps to test this demo :
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// 1. Build the SubProcess project in this directory.
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// 2. Copy the CEF binaries to the BIN directory in CEF4Delphi.
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// 3. Build this project : SimpleBrowser
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// 4. Run this demo : SimpleBrowser
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// You *MUST* call GlobalCEFApp.StartMainProcess in a if..then clause
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// with the Application initialization inside the begin..end.
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// Read this https://www.briskbard.com/index.php?lang=en&pageid=cef
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if GlobalCEFApp.StartMainProcess then
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begin
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Application.Initialize;
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{$IFDEF DELPHI11_UP}
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Application.MainFormOnTaskbar := True;
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{$ENDIF}
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Application.CreateForm(TForm1, Form1);
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Application.Run;
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end;
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GlobalCEFApp.Free;
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GlobalCEFApp := nil;
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end.
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end.
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@ -134,6 +134,7 @@
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<DCCReference Include="uSimpleBrowser.pas">
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<DCCReference Include="uSimpleBrowser.pas">
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<Form>Form1</Form>
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<Form>Form1</Form>
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</DCCReference>
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</DCCReference>
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<DCCReference Include="uCEFLoader.pas"/>
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<BuildConfiguration Include="Release">
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<BuildConfiguration Include="Release">
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<Key>Cfg_2</Key>
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<Key>Cfg_2</Key>
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<CfgParent>Base</CfgParent>
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<CfgParent>Base</CfgParent>
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@ -162,6 +163,12 @@
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</Delphi.Personality>
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</Delphi.Personality>
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<Deployment Version="3">
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<Deployment Version="3">
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<DeployFile LocalName="Win32\Debug\SimpleBrowser.exe" Configuration="Debug" Class="ProjectOutput"/>
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<DeployFile LocalName="Win32\Debug\SimpleBrowser.exe" Configuration="Debug" Class="ProjectOutput"/>
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<DeployFile LocalName="..\..\bin\SimpleBrowser.exe" Configuration="Debug" Class="ProjectOutput">
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<Platform Name="Win32">
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<RemoteName>SimpleBrowser.exe</RemoteName>
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<Overwrite>true</Overwrite>
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</Platform>
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</DeployFile>
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<DeployClass Name="AdditionalDebugSymbols">
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<DeployClass Name="AdditionalDebugSymbols">
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<Platform Name="iOSSimulator">
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<Platform Name="iOSSimulator">
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<Operation>1</Operation>
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<Operation>1</Operation>
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84
demos/SubProcess/uCEFLoader.pas
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84
demos/SubProcess/uCEFLoader.pas
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@ -0,0 +1,84 @@
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// ************************************************************************
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// ***************************** CEF4Delphi *******************************
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// ************************************************************************
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//
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// CEF4Delphi is based on DCEF3 which uses CEF3 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 © 2018 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 uCEFLoader;
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interface
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implementation
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uses
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uCEFApplication;
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// Follow these steps to test this demo :
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// 1. Build the SubProcess project in this directory.
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// 2. Copy the CEF binaries to the BIN directory in CEF4Delphi.
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// 3. Build this project : SimpleBrowser
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// 4. Run this demo : SimpleBrowser
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procedure CreateGlobalCEFApp;
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begin
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GlobalCEFApp := TCefApplication.Create;
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// In case you want to use custom directories for the CEF3 binaries, cache, cookies and user data.
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// If you don't set a cache directory the browser will use in-memory cache.
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// The cache, cookies and user data directories must be writable.
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{
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GlobalCEFApp.FrameworkDirPath := 'cef';
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GlobalCEFApp.ResourcesDirPath := 'cef';
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GlobalCEFApp.LocalesDirPath := 'cef\locales';
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GlobalCEFApp.cache := 'cef\cache';
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GlobalCEFApp.cookies := 'cef\cookies';
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GlobalCEFApp.UserDataPath := 'cef\User Data';
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}
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GlobalCEFApp.BrowserSubprocessPath := 'SubProcess.exe';
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// This demo uses a different EXE for the subprocesses.
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// With this configuration it's not necessary to have the
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// GlobalCEFApp.StartMainProcess call in a if..then clause.
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GlobalCEFApp.StartMainProcess;
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end;
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initialization
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CreateGlobalCEFApp;
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finalization
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DestroyGlobalCEFApp;
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end.
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