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Code Issues Actions Releases Activity

Added ConsoleBrowser2 and WebpageSnapshot demos

Browse Source 
- Split the Lazarus demos directory into "Lazarus_Windows" and "Lazarus_Linux".
- Added OSRExternalPumpBrowser and TinyBrowser2 demos to "Lazarus_Linux".
- Set TBufferPanel.GetScreenScale as virtual.
- Added DevTools to the SchemeRegistrationBrowser demo.
- Modified the SchemeRegistrationBrowser demo to receive XMLHttpRequest requests from JavaScript.
This commit is contained in:
Salvador Diaz Fau
2020-12-13 18:36:10 +01:00
parent 8f55182540
commit 1299a6f596
390 changed files with 12796 additions and 370 deletions
bin
test.htmltest.js
demos
Delphi_VCL
ConsoleBrowser
uWebBrowser.dfm
ConsoleBrowser2
00-DeleteDCUs.batConsoleBrowser2.dprConsoleBrowser2.dprojConsoleBrowser2Grp.groupprojConsoleBrowser2_sp.dprConsoleBrowser2_sp.dprojcef.incuCEFBrowserThread.pasuEncapsulatedBrowser.pas
KioskOSRBrowser
uKioskOSRBrowser.dfm
OSRExternalPumpBrowser
uOSRExternalPumpBrowser.dfm
PopupBrowser
uChildForm.dfm
SchemeRegistrationBrowser
uHelloScheme.pasuSchemeRegistrationBrowser.dfmuSchemeRegistrationBrowser.pas
SimpleOSRBrowser
uSimpleOSRBrowser.pas
WebpageSnapshot
00-DeleteDCUs.batWebpageSnapshot.dprWebpageSnapshot.dprojcef.incuCEFBrowserThread.pasuWebpageSnapshot.dfmuWebpageSnapshot.pas
Lazarus
Linux
SimpleOSRBrowser
SimpleOSRBrowser.lps
Lazarus_Linux
OSRExternalPumpBrowser
00-Delete.batOSRExternalPumpBrowser.lpiOSRExternalPumpBrowser.lprOSRExternalPumpBrowser.lpscef.incuOSRExternalPumpBrowser.lfmuOSRExternalPumpBrowser.pas
SimpleBrowser2
00-Delete.batSimpleBrowser2.icoSimpleBrowser2.lpiSimpleBrowser2.lprSimpleBrowser2.lpsSimpleBrowser2.rescef.incusimplebrowser2.lfmusimplebrowser2.pas
SimpleOSRBrowser
00-Delete.batSimpleOSRBrowser.icoSimpleOSRBrowser.lpiSimpleOSRBrowser.lprSimpleOSRBrowser.lpsSimpleOSRBrowser.rescef.incusimpleosrbrowser.lfmusimpleosrbrowser.pas
TinyBrowser2
00-Delete.batTinyBrowser2.lpiTinyBrowser2.lprTinyBrowser2.lpscef.incuTinyBrowser2.pas
Lazarus_Windows
ConsoleBrowser2
00-Delete.batConsoleBrowser2.lpiConsoleBrowser2.lprConsoleBrowser2.lpsConsoleBrowser2_sp.lpiConsoleBrowser2_sp.lprConsoleBrowser2_sp.lpscef.incuCEFBrowserThread.pasuEncapsulatedBrowser.pas
CookieVisitor
00-Delete.batCookieVisitor.lpiCookieVisitor.lprCookieVisitor.lpscef.incuCookieVisitor.lfmuCookieVisitor.pasuSimpleTextViewer.lfmuSimpleTextViewer.pas
CustomResourceBrowser
00-Delete.batCRBrowser.lpiCRBrowser.lprCRBrowser.lpscef.incuCustomResourceHandler.pasuMainForm.lfmuMainForm.pas
DOMVisitor
00-Delete.batDOMVisitor.lpiDOMVisitor.lprDOMVisitor.lpscef.incuDOMVisitor.lfmuDOMVisitor.pas
EditorBrowser
00-Delete.batEditorBrowser.dprEditorBrowser.lpiEditorBrowser.lpscef.incuEditorBrowser.lfmuEditorBrowser.pas
ExternalPumpBrowser
00-Delete.batExternalPumpBrowser.lpiExternalPumpBrowser.lprExternalPumpBrowser.lpscef.incuExternalPumpBrowser.lfmuExternalPumpBrowser.pas
FullScreenBrowser
00-Delete.batFullScreenBrowser.lpiFullScreenBrowser.lprFullScreenBrowser.lpscef.incuMainForm.lfmuMainForm.pas
JavaScript
JSDialog
00-Delete.batJSDialogBrowser.lpiJSDialogBrowser.lprJSDialogBrowser.lpscef.incuJSDialogBrowser.lfmuJSDialogBrowser.pas
JSEval
00-Delete.batJSEval.lpiJSEval.lprJSEval.lpscef.incuJSEval.lfmuJSEval.pasuSimpleTextViewer.lfmuSimpleTextViewer.pas
JSExecutingFunctions
00-Delete.batJSExecutingFunctions.lpiJSExecutingFunctions.lprJSExecutingFunctions.lpscef.incuJSExecutingFunctions.lfmuJSExecutingFunctions.pasuMyV8Handler.pas
JSExtension
00-Delete.batJSExtension.lpiJSExtension.lprJSExtension.lpscef.incuJSExtension.lfmuJSExtension.pasuSimpleTextViewer.lfmuSimpleTextViewer.pasuTestExtensionHandler.pas
JSExtensionWithFunction
00-Delete.batJSExtensionWithFunction.lpiJSExtensionWithFunction.lprJSExtensionWithFunction.lpscef.incuJSExtensionWithFunction.lfmuJSExtensionWithFunction.pasuMyV8Handler.pas
JSExtensionWithObjectParameter
00-Delete.batJSExtensionWithObjectParameter.lpiJSExtensionWithObjectParameter.lprJSExtensionWithObjectParameter.lpscef.incuJSExtensionWithObjectParameter.lfmuJSExtensionWithObjectParameter.pasuMyV8Handler.pas
JSSimpleExtension
00-Delete.batJSSimpleExtension.lpiJSSimpleExtension.lprJSSimpleExtension.lpscef.incuJSSimpleExtension.lfmuJSSimpleExtension.pas
JSSimpleWindowBinding
00-Delete.batJSSimpleWindowBinding.lpiJSSimpleWindowBinding.lprJSSimpleWindowBinding.lpscef.incuJSSimpleWindowBinding.lfmuJSSimpleWindowBinding.pas
JSWindowBindingSubProcess
00-Delete.batJSSimpleWindowBinding.lpiJSSimpleWindowBinding.lprJSSimpleWindowBinding.lpsSubProcess.lpiSubProcess.lprSubProcess.lpscef.incuJSSimpleWindowBinding.lfmuJSSimpleWindowBinding.pas
JSWindowBindingWithArrayBuffer
00-Delete.batJSWindowBindingWithArrayBuffer.dprojJSWindowBindingWithArrayBuffer.lpiJSWindowBindingWithArrayBuffer.lprJSWindowBindingWithArrayBuffer.lpscef.incuJSWindowBindingWithArrayBuffer.lfmuJSWindowBindingWithArrayBuffer.pas
JSWindowBindingWithFunction
00-Delete.batJSWindowBindingWithFunction.lpiJSWindowBindingWithFunction.lprJSWindowBindingWithFunction.lpscef.incuJSWindowBindingWithFunction.lfmuJSWindowBindingWithFunction.pasuMyV8Handler.pas
JSWindowBindingWithObject
00-Delete.batJSWindowBindingWithObject.lpiJSWindowBindingWithObject.lprJSWindowBindingWithObject.lpscef.incuJSWindowBindingWithObject.lfmuJSWindowBindingWithObject.pasuMyV8Accessor.pas
MediaRouter
00-Delete.batMediaRouter.lpiMediaRouter.lprMediaRouter.lpscef.incuMediaRouterFrm.lfmuMediaRouterFrm.pas
MiniBrowser
00-Delete.batMiniBrowser.lpiMiniBrowser.lprMiniBrowser.lpscef.incuMiniBrowser.lfmuMiniBrowser.pasuPreferences.lfmuPreferences.pasuSimpleTextViewer.lfmuSimpleTextViewer.pas
OAuth2Tester
00-Delete.batOAuth2Tester.dprojOAuth2Tester.lpiOAuth2Tester.lprOAuth2Tester.lpscef.incuOAuth2TesterFrm.lfmuOAuth2TesterFrm.pas
OSRExternalPumpBrowser
00-Delete.batOSRExternalPumpBrowser.lpiOSRExternalPumpBrowser.lprOSRExternalPumpBrowser.lpscef.incuOSRExternalPumpBrowser.lfmuOSRExternalPumpBrowser.pas
PopupBrowser
00-Delete.batPopupBrowser.lpiPopupBrowser.lprPopupBrowser.lpscef.incuChildForm.lfmuChildForm.pasuMainForm.lfmuMainForm.pas
PopupBrowser2
00-Delete.batPopupBrowser2.lpiPopupBrowser2.lprPopupBrowser2.lpscef.incuChildForm.dfmuChildForm.pasuMainForm.lfmuMainForm.pas
PostInspectorBrowser
00-Delete.batPostInspectorBrowser.lpiPostInspectorBrowser.lprPostInspectorBrowser.lpscef.incuPostInspectorBrowser.lfmuPostInspectorBrowser.pas
SchemeRegistrationBrowser
00-Delete.batSchemeRegistrationBrowser.lpiSchemeRegistrationBrowser.lprSchemeRegistrationBrowser.lpscef.incuHelloScheme.pasuSchemeRegistrationBrowser.lfmuSchemeRegistrationBrowser.pas
SimpleBrowser
00-Delete.batSimpleBrowser.lpiSimpleBrowser.lprSimpleBrowser.lpscef.incuSimpleBrowser.lfmuSimpleBrowser.pas
SimpleBrowser2
00-Delete.batSimpleBrowser2.icoSimpleBrowser2.lpiSimpleBrowser2.lprSimpleBrowser2.lpsSimpleBrowser2.rescef.incusimplelazarusbrowser.lfmusimplelazarusbrowser.pas
SimpleExternalPumpBrowser
00-Delete.batSimpleExternalPumpBrowser.dprojSimpleExternalPumpBrowser.lpiSimpleExternalPumpBrowser.lprSimpleExternalPumpBrowser.lpscef.incuSimpleExternalPumpBrowser.lfmuSimpleExternalPumpBrowser.pas
SimpleOSRBrowser
00-Delete.batSimpleOSRBrowser.icoSimpleOSRBrowser.lpiSimpleOSRBrowser.lprSimpleOSRBrowser.lpsSimpleOSRBrowser.rescef.incusimplelazosrbrowser.lfmusimplelazosrbrowser.pas
SimpleServer
00-Delete.batSimpleServer.lpiSimpleServer.lprSimpleServer.lpscef.incuSimpleServer.lfmuSimpleServer.pas
SubProcess
00-Delete.batSimpleBrowser.lpiSimpleBrowser.lprSimpleBrowser.lpsSubProcess.lpiSubProcess.lprSubProcess.lpscef.incuCEFLoader.pasuSimpleBrowser.lfmuSimpleBrowser.pas
TabbedBrowser
00-Delete.batTabBrowser.lpiTabBrowser.lprTabBrowser.lpscef.incuMainForm.lfmuMainForm.pas
TabbedBrowser2
00-Delete.batTabbedBrowser2.dprojTabbedBrowser2.lpiTabbedBrowser2.lprTabbedBrowser2.lpscef.incuBrowserFrame.lfmuBrowserFrame.pasuBrowserTab.pasuMainForm.lfmuMainForm.pas
TinyBrowser
00-Delete.batTinyBrowser.lpiTinyBrowser.lprTinyBrowser.lpscef.incuTinyBrowser.pas
TinyBrowser2
00-Delete.batTinyBrowser2.lpiTinyBrowser2.lprTinyBrowser2.lpsuTinyBrowser2.pas
ToolBoxBrowser
00-Delete.batToolBoxBrowser.lpiToolBoxBrowser.lprToolBoxBrowser.lpscef.incuChildForm.lfmuChildForm.pasuMainForm.lfmuMainForm.pas
ToolBoxBrowser2
00-Delete.batToolBoxBrowser2.lpiToolBoxBrowser2.lprToolBoxBrowser2.lpscef.incuMainForm.lfmuMainForm.pas
URLRequest
00-Delete.batURLRequest.lpiURLRequest.lprURLRequest.lpscef.incuURLRequest.lfmuURLRequest.pas
WebpageSnapshot
00-Delete.batWebpageSnapshot.lpiWebpageSnapshot.lprWebpageSnapshot.lpscef.incuCEFBrowserThread.pasuWebpageSnapshot.lfmuWebpageSnapshot.pas
source
uCEFBufferPanel.pas
update_CEF4Delphi.json

2
demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/00-Delete.bat Normal file

@ -0,0 +1,2 @@
rmdir /S /Q lib
rmdir /S /Q backup

95
demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/JSWindowBindingWithFunction.lpi Normal file

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<?xml version="1.0" encoding="UTF-8"?>
<CONFIG>
<ProjectOptions>
<Version Value="11"/>
<PathDelim Value="\"/>
<General>
<Flags>
<MainUnitHasUsesSectionForAllUnits Value="False"/>
<MainUnitHasCreateFormStatements Value="False"/>
<MainUnitHasTitleStatement Value="False"/>
<MainUnitHasScaledStatement Value="False"/>
</Flags>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<Title Value="JSWindowBindingWithFunction"/>
<UseAppBundle Value="False"/>
<ResourceType Value="res"/>
</General>
<BuildModes Count="1">
<Item1 Name="Default" Default="True"/>
</BuildModes>
<PublishOptions>
<Version Value="2"/>
<UseFileFilters Value="True"/>
</PublishOptions>
<RunParams>
<FormatVersion Value="2"/>
<Modes Count="0"/>
</RunParams>
<RequiredPackages Count="2">
<Item1>
<PackageName Value="CEF4Delphi_Lazarus"/>
</Item1>
<Item2>
<PackageName Value="LCL"/>
</Item2>
</RequiredPackages>
<Units Count="3">
<Unit0>
<Filename Value="JSWindowBindingWithFunction.lpr"/>
<IsPartOfProject Value="True"/>
</Unit0>
<Unit1>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="JSWindowBindingWithFunctionFrm"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
</Unit1>
<Unit2>
<Filename Value="uMyV8Handler.pas"/>
<IsPartOfProject Value="True"/>
</Unit2>
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="11"/>
<PathDelim Value="\"/>
<Target>
<Filename Value="..\..\..\..\bin\JSWindowBindingWithFunction"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)"/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<Parsing>
<SyntaxOptions>
<SyntaxMode Value="Delphi"/>
</SyntaxOptions>
</Parsing>
<Linking>
<Options>
<Win32>
<GraphicApplication Value="True"/>
</Win32>
</Options>
</Linking>
<Other>
<CustomOptions Value="-dBorland -dVer150 -dDelphi7 -dCompiler6_Up -dPUREPASCAL"/>
</Other>
</CompilerOptions>
<Debugging>
<Exceptions Count="3">
<Item1>
<Name Value="EAbort"/>
</Item1>
<Item2>
<Name Value="ECodetoolError"/>
</Item2>
<Item3>
<Name Value="EFOpenError"/>
</Item3>
</Exceptions>
</Debugging>
</CONFIG>

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demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/JSWindowBindingWithFunction.lpr Normal file

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// ************************************************************************
// ***************************** 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 © 2018 Salvador Díaz 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.
*
*)
program JSWindowBindingWithFunction;
{$MODE Delphi}
{$I cef.inc}
uses
{$IFDEF DELPHI16_UP}
Vcl.Forms,
WinApi.Windows,
{$ELSE}
Forms,
LCLIntf, LCLType, LMessages, Interfaces,
{$ENDIF }
uCEFApplication,
uJSWindowBindingWithFunction in 'uJSWindowBindingWithFunction.pas' {JSWindowBindingWithFunctionFrm},
uMyV8Handler in 'uMyV8Handler.pas';
{.$R *.res}
// CEF3 needs to set the LARGEADDRESSAWARE flag which allows 32-bit processes to use up to 3GB of RAM.
{$SetPEFlags $20}
begin
// GlobalCEFApp creation and initialization moved to a different unit to fix the memory leak described in the bug #89
// https://github.com/salvadordf/CEF4Delphi/issues/89
CreateGlobalCEFApp;
if GlobalCEFApp.StartMainProcess then
begin
Application.Initialize;
{$IFDEF DELPHI11_UP}
Application.MainFormOnTaskbar := True;
{$ENDIF}
Application.CreateForm(TJSWindowBindingWithFunctionFrm, JSWindowBindingWithFunctionFrm);
Application.Run;
end;
DestroyGlobalCEFApp;
end.

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demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/JSWindowBindingWithFunction.lps Normal file

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<?xml version="1.0" encoding="UTF-8"?>
<CONFIG>
<ProjectSession>
<PathDelim Value="\"/>
<Version Value="11"/>
<BuildModes Active="Default"/>
<Units Count="3">
<Unit0>
<Filename Value="JSWindowBindingWithFunction.lpr"/>
<IsPartOfProject Value="True"/>
<TopLine Value="41"/>
<CursorPos X="108" Y="49"/>
<UsageCount Value="20"/>
<Loaded Value="True"/>
<DefaultSyntaxHighlighter Value="Delphi"/>
</Unit0>
<Unit1>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="JSWindowBindingWithFunctionFrm"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<IsVisibleTab Value="True"/>
<EditorIndex Value="1"/>
<TopLine Value="155"/>
<CursorPos Y="178"/>
<UsageCount Value="20"/>
<Loaded Value="True"/>
<LoadedDesigner Value="True"/>
<DefaultSyntaxHighlighter Value="Delphi"/>
</Unit1>
<Unit2>
<Filename Value="uMyV8Handler.pas"/>
<IsPartOfProject Value="True"/>
<EditorIndex Value="-1"/>
<UsageCount Value="20"/>
<DefaultSyntaxHighlighter Value="Delphi"/>
</Unit2>
</Units>
<JumpHistory Count="11" HistoryIndex="10">
<Position1>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
</Position1>
<Position2>
<Filename Value="JSWindowBindingWithFunction.lpr"/>
<Caret Line="49" Column="108" TopLine="41"/>
</Position2>
<Position3>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="100" Column="11" TopLine="84"/>
</Position3>
<Position4>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="140" TopLine="119"/>
</Position4>
<Position5>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="145" TopLine="124"/>
</Position5>
<Position6>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="126" Column="82" TopLine="105"/>
</Position6>
<Position7>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="181" Column="39" TopLine="178"/>
</Position7>
<Position8>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="86" Column="15" TopLine="50"/>
</Position8>
<Position9>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="230" Column="21" TopLine="227"/>
</Position9>
<Position10>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="229" Column="21" TopLine="226"/>
</Position10>
<Position11>
<Filename Value="uJSWindowBindingWithFunction.pas"/>
<Caret Line="124" Column="72" TopLine="108"/>
</Position11>
</JumpHistory>
<RunParams>
<FormatVersion Value="2"/>
<Modes Count="0" ActiveMode=""/>
</RunParams>
</ProjectSession>
</CONFIG>

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demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/cef.inc Normal file

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// ************************************************************************
// ***************************** 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 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.
*
*)
// The complete list of compiler versions is here :
// http://docwiki.embarcadero.com/RADStudio/Tokyo/en/Compiler_Versions
{$DEFINE DELPHI_VERSION_UNKNOW}
// Delphi 5
{$IFDEF VER130}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$ENDIF}
// Delphi 6
{$IFDEF VER140}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$ENDIF}
// Delphi 7
{$IFDEF VER150}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$ENDIF}
// Delphi 8
{$IFDEF VER160}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$ENDIF}
// Delphi 2005
{$IFDEF VER170}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$ENDIF}
{$IFDEF VER180}
{$UNDEF DELPHI_VERSION_UNKNOW}
// Delphi 2007
{$IFDEF VER185}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
// Delphi 2006
{$ELSE}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$ENDIF}
{$ENDIF}
// Delphi 2009
{$IFDEF VER200}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$ENDIF}
//Delphi 2010
{$IFDEF VER210}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$ENDIF}
// Delphi XE
{$IFDEF VER220}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$ENDIF}
// Delphi XE2 (First FireMonkey and 64bit compiler)
{$IFDEF VER230}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$ENDIF}
// Delphi XE3
{$IFDEF VER240}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$ENDIF}
// Delphi XE4
{$IFDEF VER250}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$ENDIF}
// Delphi XE5
{$IFDEF VER260}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$ENDIF}
// Delphi XE6
{$IFDEF VER270}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$ENDIF}
// Delphi XE7
{$IFDEF VER280}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$ENDIF}
// Delphi XE8
{$IFDEF VER290}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$ENDIF VER290}
// Rad Studio 10 - Delphi Seattle
{$IFDEF VER300}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$ENDIF}
// Rad Studio 10.1 - Delphi Berlin
{$IFDEF VER310}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$DEFINE DELPHI24_UP}
{$ENDIF}
// Rad Studio 10.2 - Delphi Tokyo
{$IFDEF VER320}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$DEFINE DELPHI24_UP}
{$DEFINE DELPHI25_UP}
{$ENDIF}
// Rad Studio 10.3 - Delphi Rio
{$IFDEF VER330}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$DEFINE DELPHI24_UP}
{$DEFINE DELPHI25_UP}
{$DEFINE DELPHI26_UP}
{$ENDIF}
// Rad Studio 10.4 - Delphi Sydney
{$IFDEF VER340}
{$UNDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$DEFINE DELPHI24_UP}
{$DEFINE DELPHI25_UP}
{$DEFINE DELPHI26_UP}
{$DEFINE DELPHI27_UP}
{$ENDIF}
{$IFDEF FPC}
{$DEFINE SUPPORTS_INLINE}
{$IF DEFINED(FPC_FULLVERSION) AND (FPC_FULLVERSION >= 30200)}
{$DEFINE FPC_VER_320}
{$IFEND}
{$ELSE}
{$IFDEF DELPHI_VERSION_UNKNOW}
{$DEFINE DELPHI5_UP}
{$DEFINE DELPHI6_UP}
{$DEFINE DELPHI7_UP}
{$DEFINE DELPHI8_UP}
{$DEFINE DELPHI9_UP}
{$DEFINE DELPHI10_UP}
{$DEFINE DELPHI11_UP}
{$DEFINE DELPHI12_UP}
{$DEFINE DELPHI14_UP}
{$DEFINE DELPHI15_UP}
{$DEFINE DELPHI16_UP}
{$DEFINE DELPHI17_UP}
{$DEFINE DELPHI18_UP}
{$DEFINE DELPHI19_UP}
{$DEFINE DELPHI20_UP}
{$DEFINE DELPHI21_UP}
{$DEFINE DELPHI22_UP}
{$DEFINE DELPHI23_UP}
{$DEFINE DELPHI24_UP}
{$DEFINE DELPHI25_UP}
{$DEFINE DELPHI26_UP}
{$DEFINE DELPHI27_UP}
{$ENDIF}
{$ENDIF}
{$IFDEF DELPHI9_UP}
{$DEFINE SUPPORTS_INLINE}
{$ENDIF}
{$IF DEFINED(CPUX32) OR
DEFINED(CPU386) OR
DEFINED(CPUi386) OR
DEFINED(CPUPOWERPC32) OR
DEFINED(CPUSPARC32) OR
DEFINED(CPU32BITS) OR
DEFINED(CPUARM32) OR
DEFINED(WIN32) OR
DEFINED(IOS32) OR
DEFINED(MACOS32) OR
DEFINED(LINUX32) OR
DEFINED(POSIX32) OR
DEFINED(ANDROID32)}
{$DEFINE TARGET_32BITS}
{$IFEND}

72
demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/uJSWindowBindingWithFunction.lfm Normal file

@ -0,0 +1,72 @@
object JSWindowBindingWithFunctionFrm: TJSWindowBindingWithFunctionFrm
Left = 159
Height = 589
Top = 206
Width = 978
Caption = 'Initializing browser. Please wait...'
ClientHeight = 589
ClientWidth = 978
Color = clBtnFace
Font.Color = clWindowText
Font.Height = -11
Font.Name = 'Tahoma'
OnCloseQuery = FormCloseQuery
OnCreate = FormCreate
OnShow = FormShow
Position = poScreenCenter
LCLVersion = '2.0.6.0'
object NavControlPnl: TPanel
Left = 0
Height = 21
Top = 0
Width = 978
Align = alTop
BevelOuter = bvNone
ClientHeight = 21
ClientWidth = 978
Enabled = False
TabOrder = 0
object Edit1: TEdit
Left = 0
Height = 21
Top = 0
Width = 947
Align = alClient
TabOrder = 0
Text = 'file:///JSWindowBindingWithFunction.html'
end
object GoBtn: TButton
Left = 947
Height = 21
Top = 0
Width = 31
Align = alRight
Caption = 'Go'
OnClick = GoBtnClick
TabOrder = 1
end
end
object CEFWindowParent1: TCEFWindowParent
Left = 0
Height = 568
Top = 21
Width = 978
Align = alClient
TabOrder = 1
end
object Chromium1: TChromium
OnBeforePopup = Chromium1BeforePopup
OnAfterCreated = Chromium1AfterCreated
OnBeforeClose = Chromium1BeforeClose
OnClose = Chromium1Close
left = 32
top = 224
end
object Timer1: TTimer
Enabled = False
Interval = 300
OnTimer = Timer1Timer
left = 32
top = 288
end
end

262
demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/uJSWindowBindingWithFunction.pas Normal file

@ -0,0 +1,262 @@
// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF 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 © 2020 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 uJSWindowBindingWithFunction;
{$MODE Delphi}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Vcl.ExtCtrls, Vcl.ComCtrls,
{$ELSE}
LCLIntf, LCLType, LMessages, Messages, SysUtils, Variants, Classes, Graphics,
Controls, Forms, Dialogs, StdCtrls, ExtCtrls, ComCtrls,
{$ENDIF}
uCEFChromium, uCEFWindowParent, uCEFInterfaces, uCEFApplication, uCEFTypes, uCEFConstants,
uCEFWinControl, uCEFSentinel;
type
{ TJSWindowBindingWithFunctionFrm }
TJSWindowBindingWithFunctionFrm = class(TForm)
NavControlPnl: TPanel;
Edit1: TEdit;
GoBtn: TButton;
CEFWindowParent1: TCEFWindowParent;
Chromium1: TChromium;
Timer1: TTimer;
procedure CEFSentinel1Close(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure GoBtnClick(Sender: TObject);
procedure Chromium1AfterCreated(Sender: TObject; const browser: ICefBrowser);
procedure Timer1Timer(Sender: TObject);
procedure Chromium1BeforePopup(Sender: TObject;
const browser: ICefBrowser; const frame: ICefFrame; const targetUrl,
targetFrameName: ustring;
targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean;
const popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo;
var client: ICefClient; var settings: TCefBrowserSettings;
var extra_info: ICefDictionaryValue;
var noJavascriptAccess: Boolean; var Result: Boolean);
procedure FormCreate(Sender: TObject);
procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
procedure Chromium1Close(Sender: TObject; const browser: ICefBrowser;
var aAction : TCefCloseBrowserAction);
procedure Chromium1BeforeClose(Sender: TObject;
const browser: ICefBrowser);
protected
// Variables to control when can we destroy the form safely
FCanClose : boolean; // Set to True in TChromium.OnBeforeClose
FClosing : boolean; // Set to True in the CloseQuery event.
procedure BrowserCreatedMsg(var aMessage : TMessage); message CEF_AFTERCREATED;
procedure BrowserDestroyMsg(var aMessage : TMessage); message CEF_DESTROY;
procedure WMMove(var aMessage : TWMMove); message WM_MOVE;
procedure WMMoving(var aMessage : TMessage); message WM_MOVING;
procedure WMEnterMenuLoop(var aMessage: TMessage); message WM_ENTERMENULOOP;
procedure WMExitMenuLoop(var aMessage: TMessage); message WM_EXITMENULOOP;
public
{ Public declarations }
end;
var
JSWindowBindingWithFunctionFrm: TJSWindowBindingWithFunctionFrm;
procedure CreateGlobalCEFApp;
implementation
{$R *.lfm}
uses
uCEFv8Value, uMyV8Handler;
// The CEF document describing JavaScript integration is here :
// https://bitbucket.org/chromiumembedded/cef/wiki/JavaScriptIntegration.md
// The HTML file in this demo has a button that shows the result of 'window.myfunc()'
// which was set in the GlobalCEFApp.OnContextCreated event.
// Destruction steps
// =================
// 1. FormCloseQuery sets CanClose to FALSE calls TChromium.CloseBrowser which triggers the TChromium.OnClose event.
// 2. TChromium.OnClose sends a CEFBROWSER_DESTROY message to destroy CEFWindowParent1 in the main thread, which triggers the TChromium.OnBeforeClose event.
// 3. TChromium.OnBeforeClose sets FCanClose := True and sends WM_CLOSE to the form.
procedure GlobalCEFApp_OnContextCreated(const browser: ICefBrowser; const frame: ICefFrame; const context: ICefv8Context);
var
TempHandler : ICefv8Handler;
TempFunction : ICefv8Value;
begin
// This is the JS Window Binding example with a function in the "JavaScript Integration" wiki page at
// https://bitbucket.org/chromiumembedded/cef/wiki/JavaScriptIntegration.md
TempHandler := TMyV8Handler.Create;
TempFunction := TCefv8ValueRef.NewFunction('myfunc', TempHandler);
context.Global.SetValueByKey('myfunc', TempFunction, V8_PROPERTY_ATTRIBUTE_NONE);
end;
procedure CreateGlobalCEFApp;
begin
GlobalCEFApp := TCefApplication.Create;
GlobalCEFApp.OnContextCreated := GlobalCEFApp_OnContextCreated;
end;
procedure TJSWindowBindingWithFunctionFrm.GoBtnClick(Sender: TObject);
begin
Chromium1.LoadURL(Edit1.Text);
end;
procedure TJSWindowBindingWithFunctionFrm.Chromium1AfterCreated(Sender: TObject; const browser: ICefBrowser);
begin
PostMessage(Handle, CEF_AFTERCREATED, 0, 0);
end;
procedure TJSWindowBindingWithFunctionFrm.Chromium1BeforePopup(
Sender: TObject; const browser: ICefBrowser; const frame: ICefFrame;
const targetUrl, targetFrameName: ustring;
targetDisposition: TCefWindowOpenDisposition; userGesture: Boolean;
const popupFeatures: TCefPopupFeatures; var windowInfo: TCefWindowInfo;
var client: ICefClient; var settings: TCefBrowserSettings;
var extra_info: ICefDictionaryValue;
var noJavascriptAccess: Boolean; var Result: Boolean);
begin
// For simplicity, this demo blocks all popup windows and new tabs
Result := (targetDisposition in [WOD_NEW_FOREGROUND_TAB, WOD_NEW_BACKGROUND_TAB, WOD_NEW_POPUP, WOD_NEW_WINDOW]);
end;
procedure TJSWindowBindingWithFunctionFrm.FormShow(Sender: TObject);
begin
// GlobalCEFApp.GlobalContextInitialized has to be TRUE before creating any browser
// If it's not initialized yet, we use a simple timer to create the browser later.
if not(Chromium1.CreateBrowser(CEFWindowParent1, '')) then Timer1.Enabled := True;
end;
procedure TJSWindowBindingWithFunctionFrm.CEFSentinel1Close(Sender: TObject);
begin
end;
procedure TJSWindowBindingWithFunctionFrm.WMMove(var aMessage : TWMMove);
begin
inherited;
if (Chromium1 <> nil) then Chromium1.NotifyMoveOrResizeStarted;
end;
procedure TJSWindowBindingWithFunctionFrm.WMMoving(var aMessage : TMessage);
begin
inherited;
if (Chromium1 <> nil) then Chromium1.NotifyMoveOrResizeStarted;
end;
procedure TJSWindowBindingWithFunctionFrm.Timer1Timer(Sender: TObject);
begin
Timer1.Enabled := False;
if not(Chromium1.CreateBrowser(CEFWindowParent1, '')) and not(Chromium1.Initialized) then
Timer1.Enabled := True;
end;
procedure TJSWindowBindingWithFunctionFrm.BrowserCreatedMsg(var aMessage : TMessage);
begin
Caption := 'JSWindowBindingWithFunction';
CEFWindowParent1.UpdateSize;
NavControlPnl.Enabled := True;
GoBtn.Click;
end;
procedure TJSWindowBindingWithFunctionFrm.WMEnterMenuLoop(var aMessage: TMessage);
begin
inherited;
if (aMessage.wParam = 0) and (GlobalCEFApp <> nil) then GlobalCEFApp.OsmodalLoop := True;
end;
procedure TJSWindowBindingWithFunctionFrm.WMExitMenuLoop(var aMessage: TMessage);
begin
inherited;
if (aMessage.wParam = 0) and (GlobalCEFApp <> nil) then GlobalCEFApp.OsmodalLoop := False;
end;
procedure TJSWindowBindingWithFunctionFrm.Chromium1BeforeClose(
Sender: TObject; const browser: ICefBrowser);
begin
FCanClose := True;
PostMessage(Handle, WM_CLOSE, 0, 0);
end;
procedure TJSWindowBindingWithFunctionFrm.Chromium1Close(
Sender: TObject; const browser: ICefBrowser; var aAction : TCefCloseBrowserAction);
begin
PostMessage(Handle, CEF_DESTROY, 0, 0);
aAction := cbaDelay;
end;
procedure TJSWindowBindingWithFunctionFrm.FormCloseQuery(
Sender: TObject; var CanClose: Boolean);
begin
CanClose := FCanClose;
if not(FClosing) then
begin
FClosing := True;
Visible := False;
Chromium1.CloseBrowser(True);
end;
end;
procedure TJSWindowBindingWithFunctionFrm.FormCreate(Sender: TObject);
begin
FCanClose := False;
FClosing := False;
end;
procedure TJSWindowBindingWithFunctionFrm.BrowserDestroyMsg(var aMessage : TMessage);
begin
CEFWindowParent1.Free;
end;
end.

73
demos/Lazarus_Windows/JavaScript/JSWindowBindingWithFunction/uMyV8Handler.pas Normal file

@ -0,0 +1,73 @@
// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF 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 © 2020 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 uMyV8Handler;
{$MODE Delphi}
{$I cef.inc}
interface
uses
uCEFTypes, uCEFInterfaces, uCEFv8Value, uCEFv8Handler;
type
TMyV8Handler = class(TCefv8HandlerOwn)
protected
function Execute(const name: ustring; const obj: ICefv8Value; const arguments: TCefv8ValueArray; var retval: ICefv8Value; var exception: ustring): Boolean; override;
end;
implementation
function TMyV8Handler.Execute(const name : ustring;
const obj : ICefv8Value;
const arguments : TCefv8ValueArray;
var retval : ICefv8Value;
var exception : ustring): Boolean;
begin
if (name = 'myfunc') then
begin
retval := TCefv8ValueRef.NewString('My Value!');
Result := True;
end
else
Result := False;
end;
end.