mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-24 08:02:15 +02:00
2520 lines
85 KiB
ObjectPascal
2520 lines
85 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 © 2021 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 uCEFMiscFunctions;
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{$I cef.inc}
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$IFDEF MACOSX}
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{$ModeSwitch objectivec1}
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{$ENDIF}
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{$ENDIF}
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{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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{$IFNDEF FPC}{$IFNDEF DELPHI12_UP}
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// Workaround for "Internal error" in old Delphi versions caused by uint64 handling
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{$R-}
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{$ENDIF}{$ENDIF}
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interface
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uses
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{$IFDEF DELPHI16_UP}
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{$IFDEF MSWINDOWS}
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WinApi.Windows, WinApi.ActiveX, Winapi.ShellApi,
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{$ELSE}
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{$IFDEF MACOSX}Macapi.Foundation, FMX.Helpers.Mac, Macapi.AppKit,{$ENDIF}
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{$ENDIF}
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{$IFDEF FMX}FMX.Types, FMX.Platform,{$ENDIF} System.Types, System.IOUtils,
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System.Classes, System.SysUtils, System.UITypes, System.Math,
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{$ELSE}
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{$IFDEF MSWINDOWS}Windows, ActiveX, ShellApi,{$ENDIF}
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{$IFDEF DELPHI14_UP}Types, IOUtils,{$ENDIF} Classes, SysUtils, Math,
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{$IFDEF FPC}LCLType, LazFileUtils,{$IFNDEF MSWINDOWS}InterfaceBase, Forms,{$ENDIF}{$ENDIF}
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{$IFDEF LINUX}{$IFDEF FPC}
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ctypes, keysym, xf86keysym, x, xlib,
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{$IFDEF LCLGTK2}gtk2, glib2, gdk2, gtk2proc, gtk2int, Gtk2Def, gdk2x, Gtk2Extra,{$ENDIF}
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{$ENDIF}{$ENDIF}
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{$ENDIF}
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uCEFTypes, uCEFInterfaces, uCEFLibFunctions, uCEFResourceHandler, uCEFConstants;
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const
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Kernel32DLL = 'kernel32.dll';
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SHLWAPIDLL = 'shlwapi.dll';
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NTDLL = 'ntdll.dll';
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User32DLL = 'User32.dll';
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function CefColorGetA(color: TCefColor): Byte;
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function CefColorGetR(color: TCefColor): byte;
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function CefColorGetG(color: TCefColor): Byte;
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function CefColorGetB(color: TCefColor): Byte;
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function CefColorSetARGB(a, r, g, b: Byte): TCefColor;
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function CefInt64Set(int32_low, int32_high: Integer): Int64;
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function CefInt64GetLow(const int64_val: Int64): Integer;
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function CefInt64GetHigh(const int64_val: Int64): Integer;
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function CefGetObject(ptr: Pointer): TObject; {$IFNDEF CEF4DELHI_ALLOC_DEBUG}{$IFDEF SUPPORTS_INLINE}inline;{$ENDIF}{$ENDIF}
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function CefGetData(const i: ICefBaseRefCounted): Pointer; {$IFDEF SUPPORTS_INLINE}inline;{$ENDIF}
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function CefStringAlloc(const str: ustring): TCefString;
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function CefStringClearAndGet(str: PCefString): ustring;
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function CefString(const str: ustring): TCefString; overload;
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function CefString(const str: PCefString): ustring; overload;
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function CefUserFreeString(const str: ustring): PCefStringUserFree;
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procedure CefStringFree(const str: PCefString);
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function CefStringFreeAndGet(const str: PCefStringUserFree): ustring;
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procedure CefStringSet(const str: PCefString; const value: ustring);
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procedure CefStringInitialize(const aCefString : PCefString); {$IFDEF SUPPORTS_INLINE}inline;{$ENDIF}
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function CefRegisterExtension(const name, code: ustring; const Handler: ICefv8Handler): Boolean;
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function CefPostTask(aThreadId : TCefThreadId; const aTask: ICefTask) : boolean;
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function CefPostDelayedTask(aThreadId : TCefThreadId; const aTask : ICefTask; aDelayMs : Int64) : boolean;
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function CefCurrentlyOn(aThreadId : TCefThreadId) : boolean;
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{$IFDEF MSWINDOWS}
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function CefTimeToSystemTime(const dt: TCefTime): TSystemTime;
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function SystemTimeToCefTime(const dt: TSystemTime): TCefTime;
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{$ELSE}
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{$IFDEF LINUX}
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{$IFDEF FPC}
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function CefTimeToSystemTime(const dt: TCefTime): TSystemTime;
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function SystemTimeToCefTime(const dt: TSystemTime): TCefTime;
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{$ENDIF}
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{$ENDIF}
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{$ENDIF}
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function FixCefTime(const dt : TCefTime): TCefTime;
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function CefTimeToDateTime(const dt: TCefTime): TDateTime;
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function DateTimeToCefTime(dt: TDateTime): TCefTime;
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function cef_string_wide_copy(const src: PWideChar; src_len: NativeUInt; output: PCefStringWide): Integer;
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function cef_string_utf8_copy(const src: PAnsiChar; src_len: NativeUInt; output: PCefStringUtf8): Integer;
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function cef_string_utf16_copy(const src: PChar16; src_len: NativeUInt; output: PCefStringUtf16): Integer;
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function cef_string_copy(const src: PCefChar; src_len: NativeUInt; output: PCefString): Integer;
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{$IFDEF MSWINDOWS}
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procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring = ''; aExStyle : DWORD = 0);
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procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = ''; aExStyle : DWORD = 0);
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procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = ''; aExStyle : DWORD = 0);
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{$ENDIF}
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{$IFDEF MACOSX}
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procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring = ''; aHidden : boolean = False);
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procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = ''; aHidden : boolean = False);
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procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = ''; aHidden : boolean = False);
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{$ENDIF}
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{$IFDEF LINUX}
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procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring = '');
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procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = '');
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procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = '');
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{$ENDIF}
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{$IFDEF MSWINDOWS}
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function ProcessUnderWow64(hProcess: THandle; Wow64Process: PBOOL): BOOL; stdcall; external Kernel32DLL name 'IsWow64Process';
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function PathIsRelativeAnsi(pszPath: LPCSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsRelativeA';
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function PathIsRelativeUnicode(pszPath: LPCWSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsRelativeW';
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function GetGlobalMemoryStatusEx(lpBuffer: LPMEMORYSTATUSEX): BOOL; stdcall; external Kernel32DLL name 'GlobalMemoryStatusEx';
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function PathCanonicalizeAnsi(pszBuf: LPSTR; pszPath: LPCSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathCanonicalizeA';
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function PathCanonicalizeUnicode(pszBuf: LPWSTR; pszPath: LPCWSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathCanonicalizeW';
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function PathIsUNCAnsi(pszPath: LPCSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsUNCA';
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function PathIsUNCUnicode(pszPath: LPCWSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsUNCW';
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function PathIsURLAnsi(pszPath: LPCSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsURLA';
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function PathIsURLUnicode(pszPath: LPCWSTR): BOOL; stdcall; external SHLWAPIDLL name 'PathIsURLW';
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function ShutdownBlockReasonCreate(hWnd: HWND; Reason: LPCWSTR): Bool; stdcall; external User32DLL;
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function ShutdownBlockReasonDestroy(hWnd: HWND): Bool; stdcall; external User32DLL;
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{$IFNDEF DELPHI12_UP}
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const
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GWLP_WNDPROC = GWL_WNDPROC;
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GWLP_HWNDPARENT = GWL_HWNDPARENT;
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{$IFDEF WIN64}
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function SetWindowLongPtr(hWnd: HWND; nIndex: Integer; dwNewLong: int64): int64; stdcall; external user32 name 'SetWindowLongPtrW';
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{$ELSE}
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function SetWindowLongPtr(hWnd: HWND; nIndex: Integer; dwNewLong: LongInt): LongInt; stdcall; external user32 name 'SetWindowLongW';
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{$ENDIF}
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{$ENDIF}
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{$ENDIF}
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function CustomPathIsRelative(const aPath : string) : boolean;
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function CustomPathCanonicalize(const aOriginalPath : string; var aCanonicalPath : string) : boolean;
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function CustomAbsolutePath(const aPath : string; aMustExist : boolean = False) : string;
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function CustomPathIsURL(const aPath : string) : boolean;
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function CustomPathIsUNC(const aPath : string) : boolean;
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function GetModulePath : string;
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function CefIsCertStatusError(Status : TCefCertStatus) : boolean;
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function CefCrashReportingEnabled : boolean;
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procedure CefSetCrashKeyValue(const aKey, aValue : ustring);
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procedure CefLog(const aFile : string; aLine, aSeverity : integer; const aMessage : string);
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procedure CefDebugLog(const aMessage : string; aSeverity : integer = CEF_LOG_SEVERITY_ERROR);
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procedure CefKeyEventLog(const aEvent : TCefKeyEvent);
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procedure CefMouseEventLog(const aEvent : TCefMouseEvent);
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procedure OutputDebugMessage(const aMessage : string);
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function CustomExceptionHandler(const aFunctionName : string; const aException : exception) : boolean;
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function CefRegisterSchemeHandlerFactory(const SchemeName, DomainName : ustring; const handler: TCefResourceHandlerClass = nil): Boolean;
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function CefClearSchemeHandlerFactories : boolean;
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function CefAddCrossOriginWhitelistEntry(const SourceOrigin, TargetProtocol, TargetDomain: ustring; AllowTargetSubdomains: Boolean): Boolean;
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function CefRemoveCrossOriginWhitelistEntry(const SourceOrigin, TargetProtocol, TargetDomain: ustring; AllowTargetSubdomains: Boolean): Boolean;
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function CefClearCrossOriginWhitelist: Boolean;
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procedure UInt64ToFileVersionInfo(const aVersion : uint64; var aVersionInfo : TFileVersionInfo);
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{$IFDEF MSWINDOWS}
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function GetExtendedFileVersion(const aFileName : ustring) : uint64;
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function GetDLLVersion(const aDLLFile : ustring; var aVersionInfo : TFileVersionInfo) : boolean;
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procedure OutputLastErrorMessage;
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{$ENDIF}
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function SplitLongString(aSrcString : string) : string;
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function GetAbsoluteDirPath(const aSrcPath : string; var aRsltPath : string) : boolean;
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function CheckSubprocessPath(const aSubprocessPath : string; var aMissingFiles : string) : boolean;
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function CheckLocales(const aLocalesDirPath : string; var aMissingFiles : string; const aLocalesRequired : string = '') : boolean;
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function CheckResources(const aResourcesDirPath : string; var aMissingFiles : string) : boolean;
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function CheckDLLs(const aFrameworkDirPath : string; var aMissingFiles : string) : boolean;
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{$IFDEF MSWINDOWS}
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function CheckDLLVersion(const aDLLFile : ustring; aMajor, aMinor, aRelease, aBuild : uint16) : boolean;
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function GetDLLHeaderMachine(const aDLLFile : ustring; var aMachine : integer) : boolean;
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{$ENDIF}
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function GetFileTypeDescription(const aExtension : ustring) : ustring;
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function FileVersionInfoToString(const aVersionInfo : TFileVersionInfo) : string;
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function CheckFilesExist(var aList : TStringList; var aMissingFiles : string) : boolean;
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function Is32BitProcess : boolean;
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function CefParseUrl(const url: ustring; var parts: TUrlParts): Boolean;
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function CefCreateUrl(var parts: TUrlParts): ustring;
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function CefFormatUrlForSecurityDisplay(const originUrl: string): string;
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function CefGetMimeType(const extension: ustring): ustring;
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procedure CefGetExtensionsForMimeType(const mimeType: ustring; var extensions: TStringList);
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function CefBase64Encode(const data: Pointer; dataSize: NativeUInt): ustring;
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function CefBase64Decode(const data: ustring): ICefBinaryValue;
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function CefUriEncode(const text: ustring; usePlus: Boolean): ustring;
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function CefUriDecode(const text: ustring; convertToUtf8: Boolean; unescapeRule: TCefUriUnescapeRule): ustring;
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function CefGetPath(const aPathKey : TCefPathKey) : ustring;
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function CefIsRTL : boolean;
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function CefCreateDirectory(const fullPath: ustring): Boolean;
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function CefGetTempDirectory(out tempDir: ustring): Boolean;
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function CefCreateNewTempDirectory(const prefix: ustring; out newTempPath: ustring): Boolean;
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function CefCreateTempDirectoryInDirectory(const baseDir, prefix: ustring; out newDir: ustring): Boolean;
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function CefDirectoryExists(const path: ustring): Boolean;
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function CefDeleteFile(const path: ustring; recursive: Boolean): Boolean;
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function CefZipDirectory(const srcDir, destFile: ustring; includeHiddenFiles: Boolean): Boolean;
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procedure CefLoadCRLSetsFile(const path : ustring);
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{$IFDEF MSWINDOWS}
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function CefIsKeyDown(aWparam : WPARAM) : boolean;
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function CefIsKeyToggled(aWparam : WPARAM) : boolean;
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function GetCefMouseModifiers : TCefEventFlags; overload;
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function GetCefMouseModifiers(awparam : WPARAM) : TCefEventFlags; overload;
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function GetCefKeyboardModifiers(aWparam : WPARAM; aLparam : LPARAM) : TCefEventFlags;
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procedure CefCheckAltGrPressed(aWparam : WPARAM; var aEvent : TCefKeyEvent);
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procedure DropEffectToDragOperation(aEffect : Longint; var aAllowedOps : TCefDragOperations);
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procedure DragOperationToDropEffect(const aDragOperations : TCefDragOperations; var aEffect: Longint);
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function GetWindowsMajorMinorVersion(var wMajorVersion, wMinorVersion : DWORD) : boolean;
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function RunningWindows10OrNewer : boolean;
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function GetDPIForHandle(aHandle : HWND; var aDPI : UINT) : boolean;
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function GetDefaultCEFUserAgent : string;
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{$IFDEF DELPHI14_UP}
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function TouchPointToPoint(aHandle : HWND; const TouchPoint: TTouchInput): TPoint;
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function GetDigitizerStatus(var aDigitizerStatus : TDigitizerStatus; aDPI : cardinal = 0) : boolean;
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function HasTouchOrPen(aDPI : cardinal = 0) : boolean;
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{$ENDIF}
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{$ENDIF}
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function DeviceToLogical(aValue : integer; const aDeviceScaleFactor : double) : integer; overload;
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function DeviceToLogical(aValue : single; const aDeviceScaleFactor : double) : single; overload;
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procedure DeviceToLogical(var aEvent : TCEFMouseEvent; const aDeviceScaleFactor : double); overload;
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procedure DeviceToLogical(var aEvent : TCefTouchEvent; const aDeviceScaleFactor : double); overload;
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procedure DeviceToLogical(var aPoint : TPoint; const aDeviceScaleFactor : double); overload;
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function LogicalToDevice(aValue : integer; const aDeviceScaleFactor : double) : integer; overload;
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procedure LogicalToDevice(var aRect : TCEFRect; const aDeviceScaleFactor : double); overload;
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function GetScreenDPI : integer;
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function GetDeviceScaleFactor : single;
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function DeleteDirContents(const aDirectory : string; const aExcludeFiles : TStringList = nil) : boolean;
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function DeleteFileList(const aFileList : TStringList) : boolean;
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function MoveFileList(const aFileList : TStringList; const aSrcDirectory, aDstDirectory : string) : boolean;
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function CefGetDataURI(const aString, aMimeType : ustring) : ustring; overload;
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function CefGetDataURI(aData : pointer; aSize : integer; const aMimeType : ustring; const aCharset : ustring = '') : ustring; overload;
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function ValidCefWindowHandle(aHandle : TCefWindowHandle) : boolean;
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procedure InitializeWindowHandle(var aHandle : TCefWindowHandle);
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function GetCommandLineSwitchValue(const aKey : string; var aValue : ustring) : boolean;
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implementation
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uses
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{$IFDEF LINUX}{$IFDEF FMX}uCEFLinuxFunctions, Posix.Unistd, Posix.Stdio,{$ENDIF}{$ENDIF}
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{$IFDEF MACOS}Posix.Unistd, Posix.Stdio,{$ENDIF}
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uCEFApplicationCore, uCEFSchemeHandlerFactory, uCEFValue,
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uCEFBinaryValue, uCEFStringList;
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function CefColorGetA(color: TCefColor): Byte;
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begin
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Result := (color shr 24) and $FF;
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end;
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function CefColorGetR(color: TCefColor): byte;
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begin
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Result := (color shr 16) and $FF;
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end;
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function CefColorGetG(color: TCefColor): Byte;
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begin
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Result := (color shr 8) and $FF;
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end;
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function CefColorGetB(color: TCefColor): Byte;
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begin
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Result := color and $FF;
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end;
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function CefColorSetARGB(a, r, g, b: Byte): TCefColor;
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begin
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Result := (a shl 24) or (r shl 16) or (g shl 8) or b;
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end;
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function CefInt64Set(int32_low, int32_high: Integer): Int64;
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begin
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Result := int32_low or (int32_high shl 32);
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end;
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function CefInt64GetLow(const int64_val: Int64): Integer;
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begin
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Result := Integer(int64_val);
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end;
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function CefInt64GetHigh(const int64_val: Int64): Integer;
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begin
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Result := (int64_val shr 32) and $FFFFFFFF;
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end;
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function CefStringClearAndGet(str: PCefString): ustring;
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begin
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if (str <> nil) and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
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begin
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Result := CefString(str);
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cef_string_utf16_clear(str);
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end
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else
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Result := '';
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end;
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{$IFDEF CEF4DELHI_ALLOC_DEBUG}
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function CefGetObject(ptr: Pointer): TObject;
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var
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TempPointer : pointer;
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begin
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Result := nil;
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if (ptr <> nil) then
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begin
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Dec(PByte(ptr), SizeOf(Pointer));
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TempPointer := ptr;
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if (PPointer(ptr)^ <> nil) then
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begin
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Dec(PByte(TempPointer), SizeOf(Pointer) * 2);
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if (PPointer(TempPointer)^ = CEF4DELPHI_ALLOC_PADDING) then
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Result := TObject(PPointer(ptr)^)
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else
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CefDebugLog('Pointer to an unknown memory address!', CEF_LOG_SEVERITY_INFO);
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end
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else
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CefDebugLog('Object pointer is NIL!', CEF_LOG_SEVERITY_INFO);
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end;
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end;
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{$ELSE}
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function CefGetObject(ptr: Pointer): TObject; {$IFDEF SUPPORTS_INLINE} inline; {$ENDIF}
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begin
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if (ptr <> nil) then
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begin
|
|
Dec(PByte(ptr), SizeOf(Pointer));
|
|
Result := TObject(PPointer(ptr)^);
|
|
end
|
|
else
|
|
Result := nil;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function CefGetData(const i: ICefBaseRefCounted): Pointer; {$IFDEF SUPPORTS_INLINE} inline; {$ENDIF}
|
|
begin
|
|
if (i <> nil) then
|
|
Result := i.Wrap
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
function CefString(const str: PCefString): ustring;
|
|
begin
|
|
if (str <> nil) and (str^.str <> nil) and (str^.length > 0) and (str^.length < nativeuint(high(integer))) then
|
|
SetString(Result, str^.str, str^.length)
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefString(const str: ustring): TCefString;
|
|
begin
|
|
Result.str := PChar16(PWideChar(str));
|
|
Result.length := Length(str);
|
|
Result.dtor := nil;
|
|
end;
|
|
|
|
procedure CefStringFree(const str: PCefString);
|
|
begin
|
|
if (str <> nil) and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
cef_string_utf16_clear(str);
|
|
end;
|
|
|
|
procedure CefStringSet(const str: PCefString; const value: ustring);
|
|
begin
|
|
if (str <> nil) and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
cef_string_utf16_set(PWideChar(value), Length(value), str, Ord(True));
|
|
end;
|
|
|
|
procedure CefStringInitialize(const aCefString : PCefString); {$IFDEF SUPPORTS_INLINE} inline; {$ENDIF}
|
|
begin
|
|
if (aCefString <> nil) then
|
|
begin
|
|
aCefString^.str := nil;
|
|
aCefString^.length := 0;
|
|
aCefString^.dtor := nil;
|
|
end;
|
|
end;
|
|
|
|
function CefStringFreeAndGet(const str: PCefStringUserFree): ustring;
|
|
begin
|
|
if (str <> nil) and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
Result := CefString(PCefString(str));
|
|
cef_string_userfree_utf16_free(str);
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefStringAlloc(const str: ustring): TCefString;
|
|
begin
|
|
CefStringInitialize(@Result);
|
|
|
|
if (str <> '') and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
cef_string_wide_to_utf16(PWideChar(str), Length(str), @Result);
|
|
end;
|
|
|
|
|
|
procedure _free_string(str: PChar16); stdcall;
|
|
begin
|
|
if (str <> nil) then FreeMem(str);
|
|
end;
|
|
|
|
function CefUserFreeString(const str: ustring): PCefStringUserFree;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
Result := cef_string_userfree_utf16_alloc();
|
|
Result^.length := Length(str);
|
|
GetMem(Result^.str, Result^.length * SizeOf(TCefChar));
|
|
Move(PCefChar(str)^, Result^.str^, Result^.length * SizeOf(TCefChar));
|
|
Result^.dtor := @_free_string;
|
|
end
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
function CefRegisterExtension(const name, code: ustring; const Handler: ICefv8Handler): Boolean;
|
|
var
|
|
TempName, TempCode : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
((GlobalCEFApp.ProcessType = ptRenderer) or GlobalCEFApp.SingleProcess) and
|
|
(length(name) > 0) and
|
|
(length(code) > 0) then
|
|
begin
|
|
TempName := CefString(name);
|
|
TempCode := CefString(code);
|
|
Result := cef_register_extension(@TempName, @TempCode, CefGetData(handler)) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefPostTask(aThreadId : TCefThreadId; const aTask : ICefTask) : boolean;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded and (aTask <> nil) then
|
|
Result := cef_post_task(aThreadId, aTask.Wrap) <> 0
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefPostDelayedTask(aThreadId : TCefThreadId; const aTask : ICefTask; aDelayMs : Int64) : boolean;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded and (aTask <> nil) then
|
|
Result := cef_post_delayed_task(aThreadId, aTask.Wrap, aDelayMs) <> 0
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefCurrentlyOn(aThreadId : TCefThreadId) : boolean;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := cef_currently_on(aThreadId) <> 0
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
function CefTimeToSystemTime(const dt: TCefTime): TSystemTime;
|
|
begin
|
|
Result.wYear := dt.year;
|
|
Result.wMonth := dt.month;
|
|
Result.wDayOfWeek := dt.day_of_week;
|
|
Result.wDay := dt.day_of_month;
|
|
Result.wHour := dt.hour;
|
|
Result.wMinute := dt.minute;
|
|
Result.wSecond := dt.second;
|
|
Result.wMilliseconds := dt.millisecond;
|
|
end;
|
|
|
|
function SystemTimeToCefTime(const dt: TSystemTime): TCefTime;
|
|
begin
|
|
Result.year := dt.wYear;
|
|
Result.month := dt.wMonth;
|
|
Result.day_of_week := dt.wDayOfWeek;
|
|
Result.day_of_month := dt.wDay;
|
|
Result.hour := dt.wHour;
|
|
Result.minute := dt.wMinute;
|
|
Result.second := dt.wSecond;
|
|
Result.millisecond := dt.wMilliseconds;
|
|
end;
|
|
{$ELSE}
|
|
{$IFDEF LINUX}
|
|
{$IFDEF FPC}
|
|
function CefTimeToSystemTime(const dt: TCefTime): TSystemTime;
|
|
begin
|
|
Result.Year := dt.year;
|
|
Result.Month := dt.month;
|
|
Result.DayOfWeek := dt.day_of_week;
|
|
Result.Day := dt.day_of_month;
|
|
Result.Hour := dt.hour;
|
|
Result.Minute := dt.minute;
|
|
Result.Second := dt.second;
|
|
Result.Millisecond := dt.millisecond;
|
|
end;
|
|
|
|
function SystemTimeToCefTime(const dt: TSystemTime): TCefTime;
|
|
begin
|
|
Result.year := dt.Year;
|
|
Result.month := dt.Month;
|
|
Result.day_of_week := dt.DayOfWeek;
|
|
Result.day_of_month := dt.Day;
|
|
Result.hour := dt.Hour;
|
|
Result.minute := dt.Minute;
|
|
Result.second := dt.Second;
|
|
Result.millisecond := dt.Millisecond;
|
|
end;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
function FixCefTime(const dt : TCefTime): TCefTime;
|
|
var
|
|
DayTable : PDayTable;
|
|
begin
|
|
Result := dt;
|
|
|
|
Result.year := min(9999, max(1, Result.year));
|
|
Result.month := min(12, max(1, Result.month));
|
|
Result.hour := min(23, max(0, Result.hour));
|
|
Result.minute := min(59, max(0, Result.minute));
|
|
Result.second := min(59, max(0, Result.second));
|
|
Result.millisecond := min(999, max(0, Result.millisecond));
|
|
|
|
DayTable := @MonthDays[IsLeapYear(Result.year)];
|
|
Result.day_of_month := min(DayTable^[Result.month], max(1, Result.day_of_month));
|
|
end;
|
|
|
|
function CefTimeToDateTime(const dt: TCefTime): TDateTime;
|
|
var
|
|
TempFixedCefTime : TCefTime;
|
|
begin
|
|
TempFixedCefTime := FixCefTime(dt);
|
|
Result := EncodeDate(TempFixedCefTime.year, TempFixedCefTime.month, TempFixedCefTime.day_of_month) +
|
|
EncodeTime(TempFixedCefTime.hour, TempFixedCefTime.minute, TempFixedCefTime.second, TempFixedCefTime.millisecond);
|
|
end;
|
|
|
|
function DateTimeToCefTime(dt: TDateTime): TCefTime;
|
|
var
|
|
TempYear, TempMonth, TempDay, TempHour, TempMin, TempSec, TempMSec : Word;
|
|
begin
|
|
DecodeDate(dt, TempYear, TempMonth, TempDay);
|
|
DecodeTime(dt, TempHour, TempMin, TempSec, TempMSec);
|
|
|
|
Result.year := TempYear;
|
|
Result.month := TempMonth;
|
|
Result.day_of_week := DayOfWeek(dt);
|
|
Result.day_of_month := TempDay;
|
|
Result.hour := TempHour;
|
|
Result.minute := TempMin;
|
|
Result.second := TempSec;
|
|
Result.millisecond := TempMSec;
|
|
end;
|
|
|
|
function cef_string_wide_copy(const src: PWideChar; src_len: NativeUInt; output: PCefStringWide): Integer;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := cef_string_wide_set(src, src_len, output, ord(True))
|
|
else
|
|
Result := 0;
|
|
end;
|
|
|
|
function cef_string_utf8_copy(const src: PAnsiChar; src_len: NativeUInt; output: PCefStringUtf8): Integer;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := cef_string_utf8_set(src, src_len, output, ord(True))
|
|
else
|
|
Result := 0;
|
|
end;
|
|
|
|
function cef_string_utf16_copy(const src: PChar16; src_len: NativeUInt; output: PCefStringUtf16): Integer;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := cef_string_utf16_set(src, src_len, output, ord(True))
|
|
else
|
|
Result := 0;
|
|
end;
|
|
|
|
function cef_string_copy(const src: PCefChar; src_len: NativeUInt; output: PCefString): Integer;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := cef_string_utf16_set(src, src_len, output, ord(True))
|
|
else
|
|
Result := 0;
|
|
end;
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring; aExStyle : DWORD);
|
|
begin
|
|
aWindowInfo.ex_style := aExStyle;
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.style := WS_CHILD or WS_VISIBLE or WS_CLIPCHILDREN or WS_CLIPSIBLINGS or WS_TABSTOP;
|
|
aWindowInfo.bounds.x := aRect.left;
|
|
aWindowInfo.bounds.y := aRect.top;
|
|
aWindowInfo.bounds.width := aRect.right - aRect.left;
|
|
aWindowInfo.bounds.height := aRect.bottom - aRect.top;
|
|
aWindowInfo.parent_window := aParent;
|
|
aWindowInfo.menu := 0;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
|
|
procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring; aExStyle : DWORD);
|
|
begin
|
|
aWindowInfo.ex_style := aExStyle;
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.style := WS_OVERLAPPEDWINDOW or WS_CLIPCHILDREN or WS_CLIPSIBLINGS or WS_VISIBLE;
|
|
aWindowInfo.bounds.x := integer(CW_USEDEFAULT);
|
|
aWindowInfo.bounds.y := integer(CW_USEDEFAULT);
|
|
aWindowInfo.bounds.width := integer(CW_USEDEFAULT);
|
|
aWindowInfo.bounds.height := integer(CW_USEDEFAULT);
|
|
aWindowInfo.parent_window := aParent;
|
|
aWindowInfo.menu := 0;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
|
|
procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring; aExStyle : DWORD);
|
|
begin
|
|
aWindowInfo.ex_style := aExStyle;
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.style := 0;
|
|
aWindowInfo.bounds.x := 0;
|
|
aWindowInfo.bounds.y := 0;
|
|
aWindowInfo.bounds.width := 0;
|
|
aWindowInfo.bounds.height := 0;
|
|
aWindowInfo.parent_window := aParent;
|
|
aWindowInfo.menu := 0;
|
|
aWindowInfo.windowless_rendering_enabled := ord(True);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
{$IFDEF MACOSX}
|
|
procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring; aHidden : boolean);
|
|
begin
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := aRect.left;
|
|
aWindowInfo.bounds.y := aRect.top;
|
|
aWindowInfo.bounds.width := aRect.right - aRect.left;
|
|
aWindowInfo.bounds.height := aRect.bottom - aRect.top;
|
|
aWindowInfo.hidden := Ord(aHidden);
|
|
aWindowInfo.parent_view := aParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
{$IFDEF FPC}
|
|
aWindowInfo.view := 0;
|
|
{$ELSE}
|
|
aWindowInfo.view := nil;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring; aHidden : boolean);
|
|
begin
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := 0;
|
|
aWindowInfo.bounds.y := 0;
|
|
aWindowInfo.bounds.width := 0;
|
|
aWindowInfo.bounds.height := 0;
|
|
aWindowInfo.hidden := Ord(aHidden);
|
|
aWindowInfo.parent_view := aParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
{$IFDEF FPC}
|
|
aWindowInfo.view := 0;
|
|
{$ELSE}
|
|
aWindowInfo.view := nil;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring; aHidden : boolean);
|
|
begin
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := 0;
|
|
aWindowInfo.bounds.y := 0;
|
|
aWindowInfo.bounds.width := 0;
|
|
aWindowInfo.bounds.height := 0;
|
|
aWindowInfo.hidden := Ord(aHidden);
|
|
aWindowInfo.parent_view := aParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(True);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
{$IFDEF FPC}
|
|
aWindowInfo.view := 0;
|
|
{$ELSE}
|
|
aWindowInfo.view := nil;
|
|
{$ENDIF}
|
|
end;
|
|
{$ENDIF}
|
|
|
|
{$IFDEF LINUX}
|
|
procedure WindowInfoAsChild(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; aRect : TRect; const aWindowName : ustring = '');
|
|
var
|
|
TempParent : TCefWindowHandle;
|
|
begin
|
|
// TODO: Find a way to get the right "parent_window" in FMX
|
|
TempParent := aParent;
|
|
{$IFDEF FPC}
|
|
if ValidCefWindowHandle(aParent) and (PGtkWidget(aParent)^.window <> nil) then
|
|
TempParent := gdk_window_xwindow(PGtkWidget(aParent)^.window);
|
|
{$ENDIF}
|
|
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := aRect.left;
|
|
aWindowInfo.bounds.y := aRect.top;
|
|
aWindowInfo.bounds.width := aRect.right - aRect.left;
|
|
aWindowInfo.bounds.height := aRect.bottom - aRect.top;
|
|
aWindowInfo.parent_window := TempParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
|
|
// WindowInfoAsPopUp only exists for Windows. The Linux version of cefclient
|
|
// calls WindowInfoAsChild with aParent set to NULL to create a popup window.
|
|
procedure WindowInfoAsPopUp(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = '');
|
|
begin
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := 0;
|
|
aWindowInfo.bounds.y := 0;
|
|
aWindowInfo.bounds.width := 0;
|
|
aWindowInfo.bounds.height := 0;
|
|
aWindowInfo.parent_window := aParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(False);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
|
|
procedure WindowInfoAsWindowless(var aWindowInfo : TCefWindowInfo; aParent : TCefWindowHandle; const aWindowName : ustring = '');
|
|
begin
|
|
aWindowInfo.window_name := CefString(aWindowName);
|
|
aWindowInfo.bounds.x := 0;
|
|
aWindowInfo.bounds.y := 0;
|
|
aWindowInfo.bounds.width := 0;
|
|
aWindowInfo.bounds.height := 0;
|
|
aWindowInfo.parent_window := aParent;
|
|
aWindowInfo.windowless_rendering_enabled := ord(True);
|
|
aWindowInfo.shared_texture_enabled := ord(False);
|
|
aWindowInfo.external_begin_frame_enabled := ord(False);
|
|
aWindowInfo.window := 0;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function CefIsCertStatusError(Status : TCefCertStatus) : boolean;
|
|
begin
|
|
Result := (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
(cef_is_cert_status_error(Status) <> 0);
|
|
end;
|
|
|
|
function CefCrashReportingEnabled : boolean;
|
|
begin
|
|
Result := (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
(cef_crash_reporting_enabled() <> 0);
|
|
end;
|
|
|
|
procedure CefSetCrashKeyValue(const aKey, aValue : ustring);
|
|
var
|
|
TempKey, TempValue : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempKey := CefString(aKey);
|
|
TempValue := CefString(aValue);
|
|
cef_set_crash_key_value(@TempKey, @TempValue);
|
|
end;
|
|
end;
|
|
|
|
procedure CefLog(const aFile : string; aLine, aSeverity : integer; const aMessage : string);
|
|
var
|
|
TempFile, TempMessage : AnsiString;
|
|
begin
|
|
if (length(aFile) > 0) and (length(aMessage) > 0) then
|
|
begin
|
|
TempFile := AnsiString(aFile);
|
|
TempMessage := AnsiString(aMessage);
|
|
|
|
cef_log(@TempFile[1], aLine, aSeverity, @TempMessage[1]);
|
|
end;
|
|
end;
|
|
|
|
procedure CefDebugLog(const aMessage : string; aSeverity : integer);
|
|
const
|
|
DEFAULT_LINE = 1;
|
|
var
|
|
TempString : string;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
TempString := 'PID: ' + IntToStr(GetCurrentProcessID) + ', TID: ' + IntToStr(GetCurrentThreadID);
|
|
{$ENDIF}
|
|
|
|
{$IFDEF LINUX}
|
|
{$IFDEF FPC}
|
|
TempString := 'PID: ' + IntToStr(GetProcessID()) + ', TID: ' + IntToStr(GetCurrentThreadID());
|
|
{$ELSE}
|
|
// TO-DO: Find the equivalent function to get the process ID in Delphi FMX for Linux
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
{$IFDEF MACOSX}
|
|
{$IFDEF FPC}
|
|
// TO-DO: Find the equivalent function to get the process ID in Lazarus/FPC for MacOS
|
|
{$ELSE}
|
|
TempString := 'PID: ' + IntToStr(TNSProcessInfo.Wrap(TNSProcessInfo.OCClass.processInfo).processIdentifier) +
|
|
', TID: ' + IntToStr(TThread.Current.ThreadID);
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
case GlobalCEFApp.ProcessType of
|
|
ptBrowser : TempString := TempString + ', PT: Browser';
|
|
ptRenderer : TempString := TempString + ', PT: Renderer';
|
|
ptZygote : TempString := TempString + ', PT: Zygote';
|
|
ptGPU : TempString := TempString + ', PT: GPU';
|
|
ptUtility : TempString := TempString + ', PT: Utility';
|
|
ptOther : TempString := TempString + ', PT: Other';
|
|
end;
|
|
|
|
CefLog('CEF4Delphi', DEFAULT_LINE, aSeverity, TempString + ' - ' + aMessage);
|
|
end;
|
|
end;
|
|
|
|
procedure CefKeyEventLog(const aEvent : TCefKeyEvent);
|
|
const
|
|
DEFAULT_LINE = 1;
|
|
var
|
|
TempString : string;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
case aEvent.kind of
|
|
KEYEVENT_RAWKEYDOWN : TempString := 'kind: KEYEVENT_RAWKEYDOWN';
|
|
KEYEVENT_KEYDOWN : TempString := 'kind: KEYEVENT_KEYDOWN';
|
|
KEYEVENT_KEYUP : TempString := 'kind: KEYEVENT_KEYUP';
|
|
KEYEVENT_CHAR : TempString := 'kind: KEYEVENT_CHAR';
|
|
end;
|
|
|
|
TempString := TempString + ', modifiers: $' + inttohex(aEvent.modifiers, SizeOf(aEvent.modifiers) * 2);
|
|
TempString := TempString + ', windows_key_code: $' + inttohex(aEvent.windows_key_code, SizeOf(aEvent.windows_key_code) * 2);
|
|
TempString := TempString + ', native_key_code: $' + inttohex(aEvent.native_key_code, SizeOf(aEvent.native_key_code) * 2);
|
|
TempString := TempString + ', is_system_key: ' + BoolToStr((aEvent.is_system_key <> 0), true);
|
|
TempString := TempString + ', character: $' + inttohex(ord(aEvent.character), SizeOf(aEvent.character) * 2);
|
|
TempString := TempString + ', unmodified_character: $' + inttohex(ord(aEvent.unmodified_character), SizeOf(aEvent.unmodified_character) * 2);
|
|
TempString := TempString + ', focus_on_editable_field: ' + BoolToStr((aEvent.focus_on_editable_field <> 0), true);;
|
|
|
|
CefLog('CEF4Delphi', DEFAULT_LINE, CEF_LOG_SEVERITY_INFO, TempString);
|
|
end;
|
|
end;
|
|
|
|
procedure CefMouseEventLog(const aEvent : TCefMouseEvent);
|
|
const
|
|
DEFAULT_LINE = 1;
|
|
var
|
|
TempString : string;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempString := TempString + ', x: $' + inttohex(aEvent.x, SizeOf(aEvent.x) * 2);
|
|
TempString := TempString + ', y: $' + inttohex(aEvent.y, SizeOf(aEvent.y) * 2);
|
|
TempString := TempString + ', modifiers: $' + inttohex(aEvent.modifiers, SizeOf(aEvent.modifiers) * 2);
|
|
|
|
CefLog('CEF4Delphi', DEFAULT_LINE, CEF_LOG_SEVERITY_INFO, TempString);
|
|
end;
|
|
end;
|
|
|
|
procedure OutputDebugMessage(const aMessage : string);
|
|
const
|
|
DEFAULT_LINE = 1;
|
|
begin
|
|
{$IFDEF DEBUG}
|
|
{$IFDEF MSWINDOWS}
|
|
{$IFDEF FMX}
|
|
FMX.Types.Log.d(aMessage);
|
|
{$ELSE}
|
|
OutputDebugString({$IFDEF DELPHI12_UP}PWideChar{$ELSE}PAnsiChar{$ENDIF}(aMessage + chr(0)));
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
{$IFDEF LINUX}
|
|
{$IFDEF FPC}
|
|
// TO-DO: Find a way to write in the error console using Lazarus in Linux
|
|
{$ELSE}
|
|
FMX.Types.Log.d(aMessage);
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
{$IFDEF MACOSX}
|
|
{$IFDEF FPC}
|
|
// TO-DO: Find a way to write in the error console using Lazarus in MacOS
|
|
{$ELSE}
|
|
FMX.Types.Log.d(aMessage);
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
CefLog('CEF4Delphi', DEFAULT_LINE, CEF_LOG_SEVERITY_ERROR, aMessage);
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomExceptionHandler(const aFunctionName : string; const aException : exception) : boolean;
|
|
begin
|
|
OutputDebugMessage(aFunctionName + ' error : ' + aException.message);
|
|
|
|
Result := (GlobalCEFApp <> nil) and GlobalCEFApp.ReRaiseExceptions;
|
|
end;
|
|
|
|
function CefRegisterSchemeHandlerFactory(const SchemeName : ustring;
|
|
const DomainName : ustring;
|
|
const handler : TCefResourceHandlerClass) : boolean;
|
|
var
|
|
TempScheme, TempDomainName : TCefString;
|
|
TempFactory : ICefSchemeHandlerFactory;
|
|
TempDomainNamePtr : PCefString;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
(length(SchemeName) > 0) then
|
|
begin
|
|
if (length(DomainName) > 0) then
|
|
begin
|
|
TempDomainName := CefString(DomainName);
|
|
TempDomainNamePtr := @TempDomainName;
|
|
end
|
|
else
|
|
TempDomainNamePtr := nil;
|
|
|
|
TempScheme := CefString(SchemeName);
|
|
TempFactory := TCefSchemeHandlerFactoryOwn.Create(handler);
|
|
Result := cef_register_scheme_handler_factory(@TempScheme, TempDomainNamePtr, TempFactory.Wrap) <> 0;
|
|
end;
|
|
finally
|
|
TempFactory := nil;
|
|
end;
|
|
end;
|
|
|
|
function CefClearSchemeHandlerFactories : boolean;
|
|
begin
|
|
Result := (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
(cef_clear_scheme_handler_factories() <> 0);
|
|
end;
|
|
|
|
function CefAddCrossOriginWhitelistEntry(const SourceOrigin : ustring;
|
|
const TargetProtocol : ustring;
|
|
const TargetDomain : ustring;
|
|
AllowTargetSubdomains : Boolean): Boolean;
|
|
var
|
|
TempSourceOrigin, TempTargetProtocol, TempTargetDomain : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempSourceOrigin := CefString(SourceOrigin);
|
|
TempTargetProtocol := CefString(TargetProtocol);
|
|
TempTargetDomain := CefString(TargetDomain);
|
|
Result := cef_add_cross_origin_whitelist_entry(@TempSourceOrigin,
|
|
@TempTargetProtocol,
|
|
@TempTargetDomain,
|
|
Ord(AllowTargetSubdomains)) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefRemoveCrossOriginWhitelistEntry(const SourceOrigin : ustring;
|
|
const TargetProtocol : ustring;
|
|
const TargetDomain : ustring;
|
|
AllowTargetSubdomains : Boolean): Boolean;
|
|
var
|
|
TempSourceOrigin, TempTargetProtocol, TempTargetDomain : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempSourceOrigin := CefString(SourceOrigin);
|
|
TempTargetProtocol := CefString(TargetProtocol);
|
|
TempTargetDomain := CefString(TargetDomain);
|
|
Result := cef_remove_cross_origin_whitelist_entry(@TempSourceOrigin,
|
|
@TempTargetProtocol,
|
|
@TempTargetDomain,
|
|
Ord(AllowTargetSubdomains)) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefClearCrossOriginWhitelist: Boolean;
|
|
begin
|
|
Result := cef_clear_cross_origin_whitelist() <> 0;
|
|
end;
|
|
|
|
function SplitLongString(aSrcString : string) : string;
|
|
const
|
|
MAXLINELENGTH = 50;
|
|
begin
|
|
Result := '';
|
|
while (length(aSrcString) > 0) do
|
|
begin
|
|
if (Result <> '') then
|
|
Result := Result + CRLF + copy(aSrcString, 1, MAXLINELENGTH)
|
|
else
|
|
Result := Result + copy(aSrcString, 1, MAXLINELENGTH);
|
|
|
|
aSrcString := copy(aSrcString, succ(MAXLINELENGTH), length(aSrcString));
|
|
end;
|
|
end;
|
|
|
|
function GetAbsoluteDirPath(const aSrcPath : string; var aRsltPath : string) : boolean;
|
|
begin
|
|
Result := True;
|
|
|
|
if (length(aSrcPath) > 0) then
|
|
begin
|
|
aRsltPath := IncludeTrailingPathDelimiter(CustomAbsolutePath(aSrcPath));
|
|
Result := DirectoryExists(aRsltPath);
|
|
end
|
|
else
|
|
aRsltPath := '';
|
|
end;
|
|
|
|
function CheckLocales(const aLocalesDirPath : string; var aMissingFiles : string; const aLocalesRequired : string) : boolean;
|
|
const
|
|
LOCALES_REQUIRED_DEFAULT =
|
|
'am,' +
|
|
'ar,' +
|
|
'bg,' +
|
|
'bn,' +
|
|
'ca,' +
|
|
'cs,' +
|
|
'da,' +
|
|
'de,' +
|
|
'el,' +
|
|
'en-GB,' +
|
|
'en-US,' +
|
|
'es,' +
|
|
'es-419,' +
|
|
'et,' +
|
|
'fa,' +
|
|
'fi,' +
|
|
'fil,' +
|
|
'fr,' +
|
|
'gu,' +
|
|
'he,' +
|
|
'hi,' +
|
|
'hr,' +
|
|
'hu,' +
|
|
'id,' +
|
|
'it,' +
|
|
'ja,' +
|
|
'kn,' +
|
|
'ko,' +
|
|
'lt,' +
|
|
'lv,' +
|
|
'ml,' +
|
|
'mr,' +
|
|
'ms,' +
|
|
'nb,' +
|
|
'nl,' +
|
|
'pl,' +
|
|
'pt-BR,' +
|
|
'pt-PT,' +
|
|
'ro,' +
|
|
'ru,' +
|
|
'sk,' +
|
|
'sl,' +
|
|
'sr,' +
|
|
'sv,' +
|
|
'sw,' +
|
|
'ta,' +
|
|
'te,' +
|
|
'th,' +
|
|
'tr,' +
|
|
'uk,' +
|
|
'vi,' +
|
|
'zh-CN,' +
|
|
'zh-TW';
|
|
var
|
|
i : integer;
|
|
TempDir : string;
|
|
TempList : TStringList;
|
|
begin
|
|
Result := False;
|
|
TempList := nil;
|
|
|
|
try
|
|
try
|
|
if (length(aLocalesDirPath) > 0) then
|
|
TempDir := IncludeTrailingPathDelimiter(aLocalesDirPath)
|
|
else
|
|
TempDir := 'locales' + PathDelim;
|
|
|
|
TempList := TStringList.Create;
|
|
|
|
if (length(aLocalesRequired) > 0) then
|
|
TempList.CommaText := aLocalesRequired
|
|
else
|
|
TempList.CommaText := LOCALES_REQUIRED_DEFAULT;
|
|
|
|
i := 0;
|
|
while (i < TempList.Count) do
|
|
begin
|
|
TempList[i] := TempDir + TempList[i] + '.pak';
|
|
inc(i);
|
|
end;
|
|
|
|
if DirectoryExists(TempDir) then
|
|
Result := CheckFilesExist(TempList, aMissingFiles)
|
|
else
|
|
aMissingFiles := trim(aMissingFiles) + CRLF + TempList.Text;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('CheckLocales', e) then raise;
|
|
end;
|
|
finally
|
|
if (TempList <> nil) then FreeAndNil(TempList);
|
|
end;
|
|
end;
|
|
|
|
function CheckResources(const aResourcesDirPath : string; var aMissingFiles : string) : boolean;
|
|
var
|
|
TempDir : string;
|
|
TempList : TStringList;
|
|
TempExists : boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
try
|
|
TempExists := GetAbsoluteDirPath(aResourcesDirPath, TempDir);
|
|
|
|
TempList := TStringList.Create;
|
|
TempList.Add(TempDir + 'snapshot_blob.bin');
|
|
TempList.Add(TempDir + 'v8_context_snapshot.bin');
|
|
TempList.Add(TempDir + 'resources.pak');
|
|
TempList.Add(TempDir + 'chrome_100_percent.pak');
|
|
TempList.Add(TempDir + 'chrome_200_percent.pak');
|
|
|
|
if TempExists then
|
|
Result := CheckFilesExist(TempList, aMissingFiles)
|
|
else
|
|
aMissingFiles := trim(aMissingFiles) + CRLF + TempList.Text;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('CheckResources', e) then raise;
|
|
end;
|
|
finally
|
|
if (TempList <> nil) then FreeAndNil(TempList);
|
|
end;
|
|
end;
|
|
|
|
function CheckSubprocessPath(const aSubprocessPath : string; var aMissingFiles : string) : boolean;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (length(aSubprocessPath) = 0) or FileExists(aSubprocessPath) then
|
|
Result := True
|
|
else
|
|
aMissingFiles := trim(aMissingFiles) + CRLF + ExtractFileName(aSubprocessPath);
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('CheckSubprocessPath', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function CheckDLLs(const aFrameworkDirPath : string; var aMissingFiles : string) : boolean;
|
|
var
|
|
TempDir : string;
|
|
TempList : TStringList;
|
|
TempExists : boolean;
|
|
begin
|
|
Result := False;
|
|
TempList := nil;
|
|
|
|
try
|
|
try
|
|
TempExists := GetAbsoluteDirPath(aFrameworkDirPath, TempDir);
|
|
|
|
// The icudtl.dat file must be placed next to libcef.dll
|
|
// http://www.magpcss.org/ceforum/viewtopic.php?f=6&t=14503#p32263
|
|
|
|
TempList := TStringList.Create;
|
|
TempList.Add(TempDir + LIBCEF_DLL);
|
|
{$IFDEF MSWINDOWS}
|
|
TempList.Add(TempDir + CHROMEELF_DLL);
|
|
TempList.Add(TempDir + 'd3dcompiler_47.dll');
|
|
TempList.Add(TempDir + 'vk_swiftshader.dll');
|
|
TempList.Add(TempDir + 'vk_swiftshader_icd.json');
|
|
TempList.Add(TempDir + 'vulkan-1.dll');
|
|
TempList.Add(TempDir + 'libEGL.dll');
|
|
TempList.Add(TempDir + 'libGLESv2.dll');
|
|
TempList.Add(TempDir + 'swiftshader\libEGL.dll');
|
|
TempList.Add(TempDir + 'swiftshader\libGLESv2.dll');
|
|
{$ENDIF}
|
|
{$IFDEF LINUX}
|
|
TempList.Add(TempDir + 'libEGL.so');
|
|
TempList.Add(TempDir + 'libGLESv2.so');
|
|
TempList.Add(TempDir + 'libvk_swiftshader.so');
|
|
TempList.Add(TempDir + 'vk_swiftshader_icd.json');
|
|
TempList.Add(TempDir + 'libvulkan.so.1');
|
|
TempList.Add(TempDir + 'swiftshader/libEGL.so');
|
|
TempList.Add(TempDir + 'swiftshader/libGLESv2.so');
|
|
{$ENDIF}
|
|
TempList.Add(TempDir + 'icudtl.dat');
|
|
|
|
if TempExists then
|
|
Result := CheckFilesExist(TempList, aMissingFiles)
|
|
else
|
|
aMissingFiles := trim(aMissingFiles) + CRLF + TempList.Text;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('CheckDLLs', e) then raise;
|
|
end;
|
|
finally
|
|
if (TempList <> nil) then FreeAndNil(TempList);
|
|
end;
|
|
end;
|
|
|
|
function CheckFilesExist(var aList : TStringList; var aMissingFiles : string) : boolean;
|
|
var
|
|
i : integer;
|
|
begin
|
|
Result := True;
|
|
|
|
try
|
|
if (aList <> nil) then
|
|
begin
|
|
i := 0;
|
|
|
|
while (i < aList.Count) do
|
|
begin
|
|
if (length(aList[i]) > 0) and not(FileExists(aList[i])) then
|
|
begin
|
|
Result := False;
|
|
aMissingFiles := aMissingFiles + aList[i] + CRLF;
|
|
end;
|
|
|
|
inc(i);
|
|
end;
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('CheckFilesExist', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
procedure UInt64ToFileVersionInfo(const aVersion : uint64; var aVersionInfo : TFileVersionInfo);
|
|
begin
|
|
aVersionInfo.MajorVer := uint16(aVersion shr 48);
|
|
aVersionInfo.MinorVer := uint16((aVersion shr 32) and $FFFF);
|
|
aVersionInfo.Release := uint16((aVersion shr 16) and $FFFF);
|
|
aVersionInfo.Build := uint16(aVersion and $FFFF);
|
|
end;
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
function GetExtendedFileVersion(const aFileName : ustring) : uint64;
|
|
var
|
|
TempSize : DWORD;
|
|
TempBuffer : pointer;
|
|
TempLen : UINT;
|
|
TempHandle : cardinal;
|
|
TempInfo : PVSFixedFileInfo;
|
|
begin
|
|
Result := 0;
|
|
TempBuffer := nil;
|
|
TempHandle := 0;
|
|
TempLen := 0;
|
|
|
|
try
|
|
try
|
|
TempSize := GetFileVersionInfoSizeW(PWideChar(aFileName), TempHandle);
|
|
|
|
if (TempSize > 0) then
|
|
begin
|
|
GetMem(TempBuffer, TempSize);
|
|
|
|
if GetFileVersionInfoW(PWideChar(aFileName), TempHandle, TempSize, TempBuffer) and
|
|
VerQueryValue(TempBuffer, '\', Pointer(TempInfo), TempLen) then
|
|
begin
|
|
Result := TempInfo^.dwFileVersionMS;
|
|
Result := Result shl 32;
|
|
Result := Result or TempInfo^.dwFileVersionLS;
|
|
end;
|
|
end
|
|
else
|
|
OutputLastErrorMessage;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('GetExtendedFileVersion', e) then raise;
|
|
end;
|
|
finally
|
|
if (TempBuffer <> nil) then FreeMem(TempBuffer);
|
|
end;
|
|
end;
|
|
|
|
procedure OutputLastErrorMessage;
|
|
begin
|
|
{$IFDEF DEBUG}
|
|
OutputDebugString({$IFDEF DELPHI12_UP}PWideChar{$ELSE}PAnsiChar{$ENDIF}(SysErrorMessage(GetLastError()) + chr(0)));
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function GetDLLVersion(const aDLLFile : ustring; var aVersionInfo : TFileVersionInfo) : boolean;
|
|
var
|
|
TempVersion : uint64;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if FileExists(aDLLFile) then
|
|
begin
|
|
TempVersion := GetExtendedFileVersion(aDLLFile);
|
|
if (TempVersion <> 0) then
|
|
begin
|
|
UInt64ToFileVersionInfo(TempVersion, aVersionInfo);
|
|
Result := True;
|
|
end;
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('GetDLLVersion', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function CheckDLLVersion(const aDLLFile : ustring; aMajor, aMinor, aRelease, aBuild : uint16) : boolean;
|
|
var
|
|
TempVersionInfo : TFileVersionInfo;
|
|
begin
|
|
Result := GetDLLVersion(aDLLFile, TempVersionInfo) and
|
|
(TempVersionInfo.MajorVer = aMajor) and
|
|
(TempVersionInfo.MinorVer = aMinor) and
|
|
(TempVersionInfo.Release = aRelease) and
|
|
(TempVersionInfo.Build = aBuild);
|
|
end;
|
|
|
|
// This function is based on the answer given by 'Alex' in StackOverflow
|
|
// https://stackoverflow.com/questions/2748474/how-to-determine-if-dll-file-was-compiled-as-x64-or-x86-bit-using-either-delphi
|
|
function GetDLLHeaderMachine(const aDLLFile : ustring; var aMachine : integer) : boolean;
|
|
var
|
|
TempHeader : TImageDosHeader;
|
|
TempImageNtHeaders : TImageNtHeaders;
|
|
TempStream : TFileStream;
|
|
begin
|
|
Result := False;
|
|
aMachine := IMAGE_FILE_MACHINE_UNKNOWN;
|
|
TempStream := nil;
|
|
|
|
try
|
|
try
|
|
if FileExists(aDLLFile) then
|
|
begin
|
|
TempStream := TFileStream.Create(aDLLFile, fmOpenRead or fmShareDenyWrite);
|
|
TempStream.seek(0, soFromBeginning);
|
|
TempStream.ReadBuffer(TempHeader, SizeOf(TempHeader));
|
|
|
|
if (TempHeader.e_magic = IMAGE_DOS_SIGNATURE) and
|
|
(TempHeader._lfanew <> 0) then
|
|
begin
|
|
TempStream.Position := TempHeader._lfanew;
|
|
TempStream.ReadBuffer(TempImageNtHeaders, SizeOf(TempImageNtHeaders));
|
|
|
|
if (TempImageNtHeaders.Signature = IMAGE_NT_SIGNATURE) then
|
|
begin
|
|
aMachine := TempImageNtHeaders.FileHeader.Machine;
|
|
Result := True;
|
|
end;
|
|
end;
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('GetDLLHeaderMachine', e) then raise;
|
|
end;
|
|
finally
|
|
if (TempStream <> nil) then FreeAndNil(TempStream);
|
|
end;
|
|
end;
|
|
|
|
function GetFileTypeDescription(const aExtension : ustring) : ustring;
|
|
var
|
|
TempInfo : SHFILEINFOW;
|
|
TempExt : ustring;
|
|
begin
|
|
Result := '';
|
|
|
|
if (length(aExtension) > 0) then
|
|
begin
|
|
if (aExtension[1] = '.') then
|
|
TempExt := aExtension
|
|
else
|
|
TempExt := '.' + aExtension;
|
|
|
|
if (SHGetFileInfoW(@TempExt[1],
|
|
FILE_ATTRIBUTE_NORMAL,
|
|
TempInfo,
|
|
SizeOf(SHFILEINFO),
|
|
SHGFI_TYPENAME or SHGFI_USEFILEATTRIBUTES) <> 0) then
|
|
Result := TempInfo.szTypeName;
|
|
end;
|
|
end;
|
|
{$ELSE}
|
|
function GetFileTypeDescription(const aExtension : ustring) : ustring;
|
|
begin
|
|
Result := uppercase(aExtension) + ' files';
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function FileVersionInfoToString(const aVersionInfo : TFileVersionInfo) : string;
|
|
begin
|
|
Result := IntToStr(aVersionInfo.MajorVer) + '.' +
|
|
IntToStr(aVersionInfo.MinorVer) + '.' +
|
|
IntToStr(aVersionInfo.Release) + '.' +
|
|
IntToStr(aVersionInfo.Build);
|
|
end;
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
function Is32BitProcessRunningIn64BitOS : boolean;
|
|
var
|
|
TempResult : BOOL;
|
|
begin
|
|
Result := ProcessUnderWow64(GetCurrentProcess, @TempResult) and
|
|
TempResult;
|
|
end;
|
|
{$ENDIF}
|
|
|
|
function Is32BitProcess : boolean;
|
|
begin
|
|
{$IFDEF TARGET_32BITS}
|
|
Result := True;
|
|
{$ELSE}
|
|
{$IFDEF MSWINDOWS}
|
|
Result := Is32BitProcessRunningIn64BitOS;
|
|
{$ELSE}
|
|
{$IFDEF DELPHI17_UP}
|
|
Result := TOSVersion.Architecture in [arIntelX86, arARM32];
|
|
{$ELSE}
|
|
Result := False;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomPathIsRelative(const aPath : string) : boolean;
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
{$IFDEF DELPHI12_UP}
|
|
Result := PathIsRelativeUnicode(PChar(aPath));
|
|
{$ELSE}
|
|
Result := PathIsRelativeAnsi(PChar(aPath));
|
|
{$ENDIF}
|
|
{$ELSE}
|
|
Result := (length(aPath) > 0) and (aPath[1] <> '/');
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomPathIsURL(const aPath : string) : boolean;
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
{$IFDEF DELPHI12_UP}
|
|
Result := PathIsURLUnicode(PChar(aPath + #0));
|
|
{$ELSE}
|
|
Result := PathIsURLAnsi(PChar(aPath + #0));
|
|
{$ENDIF}
|
|
{$ELSE}
|
|
Result := False;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomPathIsUNC(const aPath : string) : boolean;
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
{$IFDEF DELPHI12_UP}
|
|
Result := PathIsUNCUnicode(PChar(aPath + #0));
|
|
{$ELSE}
|
|
Result := PathIsUNCAnsi(PChar(aPath + #0));
|
|
{$ENDIF}
|
|
{$ELSE}
|
|
Result := False;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomPathCanonicalize(const aOriginalPath : string; var aCanonicalPath : string) : boolean;
|
|
var
|
|
TempBuffer: array [0..pred(MAX_PATH)] of Char;
|
|
begin
|
|
Result := False;
|
|
aCanonicalPath := '';
|
|
|
|
if (length(aOriginalPath) > MAX_PATH) or
|
|
(Copy(aOriginalPath, 1, 4) = '\\?\') or
|
|
CustomPathIsUNC(aOriginalPath) then
|
|
exit;
|
|
|
|
FillChar(TempBuffer, MAX_PATH * SizeOf(Char), 0);
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
{$IFDEF DELPHI12_UP}
|
|
if PathCanonicalizeUnicode(@TempBuffer[0], PChar(aOriginalPath + #0)) then
|
|
begin
|
|
aCanonicalPath := TempBuffer;
|
|
Result := True;
|
|
end;
|
|
{$ELSE}
|
|
if PathCanonicalizeAnsi(@TempBuffer[0], PChar(aOriginalPath + #0)) then
|
|
begin
|
|
aCanonicalPath := TempBuffer;
|
|
Result := True;
|
|
end;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CustomAbsolutePath(const aPath : string; aMustExist : boolean) : string;
|
|
var
|
|
TempNewPath, TempOldPath : string;
|
|
begin
|
|
if (length(aPath) > 0) then
|
|
begin
|
|
if CustomPathIsRelative(aPath) then
|
|
TempOldPath := GetModulePath + aPath
|
|
else
|
|
TempOldPath := aPath;
|
|
|
|
if not(CustomPathCanonicalize(TempOldPath, TempNewPath)) then
|
|
TempNewPath := TempOldPath;
|
|
|
|
if aMustExist and not(DirectoryExists(TempNewPath)) then
|
|
Result := ''
|
|
else
|
|
Result := TempNewPath;
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function GetModulePath : string;
|
|
{$IFDEF MACOSX}
|
|
const
|
|
MAC_APP_POSTFIX = '.app/';
|
|
MAC_APP_SUBPATH = 'Contents/MacOS/';
|
|
{$ENDIF}
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
Result := IncludeTrailingPathDelimiter(ExtractFileDir(GetModuleName(HINSTANCE{$IFDEF FPC}(){$ENDIF})));
|
|
{$ENDIF}
|
|
|
|
{$IFDEF LINUX}
|
|
Result := IncludeTrailingPathDelimiter(ExtractFileDir(ParamStr(0)));
|
|
{$ENDIF}
|
|
|
|
{$IFDEF MACOSX}
|
|
Result := IncludeTrailingPathDelimiter(ExtractFileDir(ParamStr(0)));
|
|
|
|
{$IFDEF FPC}
|
|
if copy(Result, Length(Result) + 1 - Length(MAC_APP_POSTFIX) - Length(MAC_APP_SUBPATH)) = MAC_APP_POSTFIX + MAC_APP_SUBPATH then
|
|
SetLength(Result, Length(Result) - Length(MAC_APP_SUBPATH));
|
|
|
|
Result := CreateAbsolutePath(Result, GetCurrentDirUTF8);
|
|
{$ELSE}
|
|
if Result.Contains(MAC_APP_POSTFIX + MAC_APP_SUBPATH) then
|
|
Result := Result.Remove(Result.IndexOf(MAC_APP_SUBPATH));
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function CefParseUrl(const url: ustring; var parts: TUrlParts): Boolean;
|
|
var
|
|
TempURL : TCefString;
|
|
TempParts : TCefUrlParts;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
FillChar(TempParts, sizeof(TempParts), 0);
|
|
TempURL := CefString(url);
|
|
Result := cef_parse_url(@TempURL, TempParts) <> 0;
|
|
|
|
if Result then
|
|
begin
|
|
parts.spec := CefString(@TempParts.spec);
|
|
parts.scheme := CefString(@TempParts.scheme);
|
|
parts.username := CefString(@TempParts.username);
|
|
parts.password := CefString(@TempParts.password);
|
|
parts.host := CefString(@TempParts.host);
|
|
parts.port := CefString(@TempParts.port);
|
|
parts.origin := CefString(@TempParts.origin);
|
|
parts.path := CefString(@TempParts.path);
|
|
parts.query := CefString(@TempParts.query);
|
|
parts.fragment := CefString(@TempParts.fragment);
|
|
end;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefCreateUrl(var parts: TUrlParts): ustring;
|
|
var
|
|
TempURL : TCefString;
|
|
TempParts : TCefUrlParts;
|
|
begin
|
|
Result := '';
|
|
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempParts.spec := CefString(parts.spec);
|
|
TempParts.scheme := CefString(parts.scheme);
|
|
TempParts.username := CefString(parts.username);
|
|
TempParts.password := CefString(parts.password);
|
|
TempParts.host := CefString(parts.host);
|
|
TempParts.port := CefString(parts.port);
|
|
TempParts.origin := CefString(parts.origin);
|
|
TempParts.path := CefString(parts.path);
|
|
TempParts.query := CefString(parts.query);
|
|
TempParts.fragment := CefString(parts.fragment);
|
|
|
|
CefStringInitialize(@TempURL);
|
|
|
|
if (cef_create_url(@TempParts, @TempURL) <> 0) then
|
|
Result := CefStringClearAndGet(@TempURL);
|
|
end;
|
|
end;
|
|
|
|
function CefFormatUrlForSecurityDisplay(const originUrl: string): string;
|
|
var
|
|
TempOrigin : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempOrigin := CefString(originUrl);
|
|
Result := CefStringFreeAndGet(cef_format_url_for_security_display(@TempOrigin));
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefGetMimeType(const extension: ustring): ustring;
|
|
var
|
|
TempExt : TCefString;
|
|
begin
|
|
TempExt := CefString(extension);
|
|
Result := CefStringFreeAndGet(cef_get_mime_type(@TempExt));
|
|
end;
|
|
|
|
procedure CefGetExtensionsForMimeType(const mimeType: ustring; var extensions: TStringList);
|
|
var
|
|
TempSL : ICefStringList;
|
|
TempMimeType : TCefString;
|
|
begin
|
|
if (extensions <> nil) and (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempSL := TCefStringListOwn.Create;
|
|
TempMimeType := CefString(mimeType);
|
|
cef_get_extensions_for_mime_type(@TempMimeType, TempSL.Handle);
|
|
TempSL.CopyToStrings(extensions);
|
|
end;
|
|
end;
|
|
|
|
function CefBase64Encode(const data: Pointer; dataSize: NativeUInt): ustring;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
Result := CefStringFreeAndGet(cef_base64encode(data, dataSize))
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefBase64Decode(const data: ustring): ICefBinaryValue;
|
|
var
|
|
TempData : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempData := CefString(data);
|
|
Result := TCefBinaryValueRef.UnWrap(cef_base64decode(@TempData));
|
|
end
|
|
else
|
|
Result := nil;
|
|
end;
|
|
|
|
function CefUriEncode(const text: ustring; usePlus: Boolean): ustring;
|
|
var
|
|
TempText : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempText := CefString(text);
|
|
Result := CefStringFreeAndGet(cef_uriencode(@TempText, Ord(usePlus)));
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefUriDecode(const text: ustring; convertToUtf8: Boolean; unescapeRule: TCefUriUnescapeRule): ustring;
|
|
var
|
|
TempText : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempText := CefString(text);
|
|
Result := CefStringFreeAndGet(cef_uridecode(@TempText, Ord(convertToUtf8), unescapeRule));
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefGetPath(const aPathKey : TCefPathKey) : ustring;
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
CefStringInitialize(@TempPath);
|
|
|
|
if (cef_get_path(aPathKey, @TempPath) <> 0) then
|
|
Result := CefStringClearAndGet(@TempPath);
|
|
end
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefIsRTL : boolean;
|
|
begin
|
|
Result := (GlobalCEFApp <> nil) and
|
|
GlobalCEFApp.LibLoaded and
|
|
(cef_is_rtl() <> 0);
|
|
end;
|
|
|
|
function CefCreateDirectory(const fullPath: ustring): Boolean;
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempPath := CefString(fullPath);
|
|
Result := cef_create_directory(@TempPath) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefGetTempDirectory(out tempDir: ustring): Boolean;
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
CefStringInitialize(@TempPath);
|
|
Result := cef_get_temp_directory(@TempPath) <> 0;
|
|
tempDir := CefStringClearAndGet(@TempPath);
|
|
end
|
|
else
|
|
begin
|
|
Result := False;
|
|
tempDir := '';
|
|
end;
|
|
end;
|
|
|
|
function CefCreateNewTempDirectory(const prefix: ustring; out newTempPath: ustring): Boolean;
|
|
var
|
|
TempPath, TempPref : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
CefStringInitialize(@TempPath);
|
|
TempPref := CefString(prefix);
|
|
Result := cef_create_new_temp_directory(@TempPref, @TempPath) <> 0;
|
|
newTempPath := CefStringClearAndGet(@TempPath);
|
|
end
|
|
else
|
|
begin
|
|
Result := False;
|
|
newTempPath := '';
|
|
end;
|
|
end;
|
|
|
|
function CefCreateTempDirectoryInDirectory(const baseDir, prefix: ustring; out newDir: ustring): Boolean;
|
|
var
|
|
TempBase, TempPath, TempPref: TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
CefStringInitialize(@TempPath);
|
|
TempPref := CefString(prefix);
|
|
TempBase := CefString(baseDir);
|
|
Result := cef_create_temp_directory_in_directory(@TempBase, @TempPref, @TempPath) <> 0;
|
|
newDir := CefStringClearAndGet(@TempPath);
|
|
end
|
|
else
|
|
begin
|
|
Result := False;
|
|
newDir := '';
|
|
end;
|
|
end;
|
|
|
|
function CefDirectoryExists(const path: ustring): Boolean;
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempPath := CefString(path);
|
|
Result := cef_directory_exists(@TempPath) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefDeleteFile(const path: ustring; recursive: Boolean): Boolean;
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempPath := CefString(path);
|
|
Result := cef_delete_file(@TempPath, Ord(recursive)) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
function CefZipDirectory(const srcDir, destFile: ustring; includeHiddenFiles: Boolean): Boolean;
|
|
var
|
|
TempSrc, TempDst : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempSrc := CefString(srcDir);
|
|
TempDst := CefString(destFile);
|
|
Result := cef_zip_directory(@TempSrc, @TempDst, Ord(includeHiddenFiles)) <> 0;
|
|
end
|
|
else
|
|
Result := False;
|
|
end;
|
|
|
|
procedure CefLoadCRLSetsFile(const path : ustring);
|
|
var
|
|
TempPath : TCefString;
|
|
begin
|
|
if (GlobalCEFApp <> nil) and GlobalCEFApp.LibLoaded then
|
|
begin
|
|
TempPath := CefString(path);
|
|
cef_load_crlsets_file(@TempPath);
|
|
end;
|
|
end;
|
|
|
|
{$IFDEF MSWINDOWS}
|
|
function CefIsKeyDown(aWparam : WPARAM) : boolean;
|
|
begin
|
|
Result := (GetKeyState(aWparam) < 0);
|
|
end;
|
|
|
|
function CefIsKeyToggled(aWparam : WPARAM) : boolean;
|
|
begin
|
|
Result := (GetKeyState(aWparam) and $1) <> 0;
|
|
end;
|
|
|
|
function GetCefMouseModifiers(aWparam : WPARAM) : TCefEventFlags;
|
|
begin
|
|
Result := EVENTFLAG_NONE;
|
|
|
|
if ((aWparam and MK_CONTROL) <> 0) then Result := Result or EVENTFLAG_CONTROL_DOWN;
|
|
if ((aWparam and MK_SHIFT) <> 0) then Result := Result or EVENTFLAG_SHIFT_DOWN;
|
|
if ((aWparam and MK_LBUTTON) <> 0) then Result := Result or EVENTFLAG_LEFT_MOUSE_BUTTON;
|
|
if ((aWparam and MK_MBUTTON) <> 0) then Result := Result or EVENTFLAG_MIDDLE_MOUSE_BUTTON;
|
|
if ((aWparam and MK_RBUTTON) <> 0) then Result := Result or EVENTFLAG_RIGHT_MOUSE_BUTTON;
|
|
if CefIsKeyDown(VK_MENU) then Result := Result or EVENTFLAG_ALT_DOWN;
|
|
if CefIsKeyToggled(VK_NUMLOCK) then Result := Result or EVENTFLAG_NUM_LOCK_ON;
|
|
if CefIsKeyToggled(VK_CAPITAL) then Result := Result or EVENTFLAG_CAPS_LOCK_ON;
|
|
end;
|
|
|
|
function GetCefMouseModifiers : TCefEventFlags;
|
|
begin
|
|
Result := EVENTFLAG_NONE;
|
|
|
|
if CefIsKeyDown(MK_CONTROL) then Result := Result or EVENTFLAG_CONTROL_DOWN;
|
|
if CefIsKeyDown(MK_SHIFT) then Result := Result or EVENTFLAG_SHIFT_DOWN;
|
|
if CefIsKeyDown(MK_LBUTTON) then Result := Result or EVENTFLAG_LEFT_MOUSE_BUTTON;
|
|
if CefIsKeyDown(MK_MBUTTON) then Result := Result or EVENTFLAG_MIDDLE_MOUSE_BUTTON;
|
|
if CefIsKeyDown(MK_RBUTTON) then Result := Result or EVENTFLAG_RIGHT_MOUSE_BUTTON;
|
|
if CefIsKeyDown(VK_MENU) then Result := Result or EVENTFLAG_ALT_DOWN;
|
|
if CefIsKeyToggled(VK_NUMLOCK) then Result := Result or EVENTFLAG_NUM_LOCK_ON;
|
|
if CefIsKeyToggled(VK_CAPITAL) then Result := Result or EVENTFLAG_CAPS_LOCK_ON;
|
|
end;
|
|
|
|
function GetCefKeyboardModifiers(aWparam : WPARAM; aLparam : LPARAM) : TCefEventFlags;
|
|
begin
|
|
Result := EVENTFLAG_NONE;
|
|
|
|
if CefIsKeyDown(VK_SHIFT) then Result := Result or EVENTFLAG_SHIFT_DOWN;
|
|
if CefIsKeyDown(VK_CONTROL) then Result := Result or EVENTFLAG_CONTROL_DOWN;
|
|
if CefIsKeyDown(VK_MENU) then Result := Result or EVENTFLAG_ALT_DOWN;
|
|
if CefIsKeyToggled(VK_NUMLOCK) then Result := Result or EVENTFLAG_NUM_LOCK_ON;
|
|
if CefIsKeyToggled(VK_CAPITAL) then Result := Result or EVENTFLAG_CAPS_LOCK_ON;
|
|
|
|
|
|
case aWparam of
|
|
VK_RETURN:
|
|
if (((aLparam shr 16) and KF_EXTENDED) <> 0) then
|
|
Result := Result or EVENTFLAG_IS_KEY_PAD;
|
|
|
|
VK_INSERT,
|
|
VK_DELETE,
|
|
VK_HOME,
|
|
VK_END,
|
|
VK_PRIOR,
|
|
VK_NEXT,
|
|
VK_UP,
|
|
VK_DOWN,
|
|
VK_LEFT,
|
|
VK_RIGHT :
|
|
if (((aLparam shr 16) and KF_EXTENDED) = 0) then
|
|
Result := Result or EVENTFLAG_IS_KEY_PAD;
|
|
|
|
VK_NUMLOCK,
|
|
VK_NUMPAD0,
|
|
VK_NUMPAD1,
|
|
VK_NUMPAD2,
|
|
VK_NUMPAD3,
|
|
VK_NUMPAD4,
|
|
VK_NUMPAD5,
|
|
VK_NUMPAD6,
|
|
VK_NUMPAD7,
|
|
VK_NUMPAD8,
|
|
VK_NUMPAD9,
|
|
VK_DIVIDE,
|
|
VK_MULTIPLY,
|
|
VK_SUBTRACT,
|
|
VK_ADD,
|
|
VK_DECIMAL,
|
|
VK_CLEAR :
|
|
Result := Result or EVENTFLAG_IS_KEY_PAD;
|
|
|
|
VK_SHIFT :
|
|
if CefIsKeyDown(VK_LSHIFT) then
|
|
Result := Result or EVENTFLAG_IS_LEFT
|
|
else
|
|
if CefIsKeyDown(VK_RSHIFT) then
|
|
Result := Result or EVENTFLAG_IS_RIGHT;
|
|
|
|
VK_CONTROL :
|
|
if CefIsKeyDown(VK_LCONTROL) then
|
|
Result := Result or EVENTFLAG_IS_LEFT
|
|
else
|
|
if CefIsKeyDown(VK_RCONTROL) then
|
|
Result := Result or EVENTFLAG_IS_RIGHT;
|
|
|
|
VK_MENU :
|
|
if CefIsKeyDown(VK_LMENU) then
|
|
Result := Result or EVENTFLAG_IS_LEFT
|
|
else
|
|
if CefIsKeyDown(VK_RMENU) then
|
|
Result := Result or EVENTFLAG_IS_RIGHT;
|
|
|
|
VK_LWIN :
|
|
Result := Result or EVENTFLAG_IS_LEFT;
|
|
|
|
VK_RWIN :
|
|
Result := Result or EVENTFLAG_IS_RIGHT;
|
|
end;
|
|
end;
|
|
|
|
procedure CefCheckAltGrPressed(aWparam : WPARAM; var aEvent : TCefKeyEvent);
|
|
const
|
|
EITHER_SHIFT_KEY_PRESSED = $01;
|
|
EITHER_CONTROL_KEY_PRESSED = $02;
|
|
EITHER_ALT_KEY_PRESSED = $04;
|
|
EITHER_HANKAKU_KEY_PRESSED = $08;
|
|
EITHER_RESERVED1_KEY_PRESSED = $10;
|
|
EITHER_RESERVED2_KEY_PRESSED = $20;
|
|
var
|
|
TempKBLayout : HKL;
|
|
TempTranslatedChar : SHORT;
|
|
TempShiftState : byte;
|
|
begin
|
|
if (aEvent.kind = KEYEVENT_CHAR) and CefIsKeyDown(VK_RMENU) then
|
|
begin
|
|
TempKBLayout := GetKeyboardLayout(0);
|
|
TempTranslatedChar := VkKeyScanEx(char(aWparam), TempKBLayout);
|
|
TempShiftState := byte(TempTranslatedChar shr 8);
|
|
|
|
if ((TempShiftState and EITHER_CONTROL_KEY_PRESSED) <> 0) and
|
|
((TempShiftState and EITHER_ALT_KEY_PRESSED) <> 0) then
|
|
begin
|
|
aEvent.modifiers := aEvent.modifiers and not(EVENTFLAG_CONTROL_DOWN or EVENTFLAG_ALT_DOWN);
|
|
aEvent.modifiers := aEvent.modifiers or EVENTFLAG_ALTGR_DOWN;
|
|
end;
|
|
end;
|
|
end;
|
|
|
|
procedure DropEffectToDragOperation(aEffect: Longint; var aAllowedOps : TCefDragOperations);
|
|
begin
|
|
aAllowedOps := DRAG_OPERATION_NONE;
|
|
|
|
if ((aEffect and DROPEFFECT_COPY) <> 0) then aAllowedOps := aAllowedOps or DRAG_OPERATION_COPY;
|
|
if ((aEffect and DROPEFFECT_LINK) <> 0) then aAllowedOps := aAllowedOps or DRAG_OPERATION_LINK;
|
|
if ((aEffect and DROPEFFECT_MOVE) <> 0) then aAllowedOps := aAllowedOps or DRAG_OPERATION_MOVE;
|
|
end;
|
|
|
|
procedure DragOperationToDropEffect(const aDragOperations : TCefDragOperations; var aEffect: Longint);
|
|
begin
|
|
aEffect := DROPEFFECT_NONE;
|
|
|
|
if ((aDragOperations and DRAG_OPERATION_COPY) <> 0) then aEffect := aEffect or DROPEFFECT_COPY;
|
|
if ((aDragOperations and DRAG_OPERATION_LINK) <> 0) then aEffect := aEffect or DROPEFFECT_LINK;
|
|
if ((aDragOperations and DRAG_OPERATION_MOVE) <> 0) then aEffect := aEffect or DROPEFFECT_MOVE;
|
|
end;
|
|
|
|
function GetWindowsMajorMinorVersion(var wMajorVersion, wMinorVersion : DWORD) : boolean;
|
|
type
|
|
TRtlGetVersionFunc = function(var lpVersionInformation : TOSVersionInfoEx): LongInt; stdcall;
|
|
var
|
|
TempHandle : THandle;
|
|
TempInfo : TOSVersionInfoEx;
|
|
TempRtlGetVersionFunc : TRtlGetVersionFunc;
|
|
begin
|
|
Result := False;
|
|
wMajorVersion := 0;
|
|
wMinorVersion := 0;
|
|
|
|
try
|
|
TempHandle := LoadLibrary(NTDLL);
|
|
|
|
if (TempHandle <> 0) then
|
|
try
|
|
{$IFDEF FPC}Pointer({$ENDIF}TempRtlGetVersionFunc{$IFDEF FPC}){$ENDIF} := GetProcAddress(TempHandle, 'RtlGetVersion');
|
|
|
|
if assigned(TempRtlGetVersionFunc) then
|
|
begin
|
|
ZeroMemory(@TempInfo, SizeOf(TOSVersionInfoEx));
|
|
|
|
if (TempRtlGetVersionFunc(TempInfo) = 0) then
|
|
begin
|
|
Result := True;
|
|
wMajorVersion := TempInfo.dwMajorVersion;
|
|
wMinorVersion := TempInfo.dwMinorVersion;
|
|
end;
|
|
end;
|
|
finally
|
|
FreeLibrary(TempHandle);
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('GetWindowsMajorMinorVersion', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
// GetDpiForWindow is only available in Windows 10 (version 1607) or newer
|
|
function GetDPIForHandle(aHandle : HWND; var aDPI : UINT) : boolean;
|
|
type
|
|
TGetDpiForWindow = function(hwnd: HWND): UINT; stdcall;
|
|
var
|
|
TempHandle : THandle;
|
|
TempGetDpiForWindowFunc : TGetDpiForWindow;
|
|
begin
|
|
Result := False;
|
|
aDPI := 0;
|
|
|
|
if (aHandle = 0) then exit;
|
|
|
|
try
|
|
TempHandle := LoadLibrary(User32DLL);
|
|
|
|
if (TempHandle <> 0) then
|
|
try
|
|
{$IFDEF FPC}Pointer({$ENDIF}TempGetDpiForWindowFunc{$IFDEF FPC}){$ENDIF} := GetProcAddress(TempHandle, 'GetDpiForWindow');
|
|
|
|
if assigned(TempGetDpiForWindowFunc) then
|
|
begin
|
|
aDPI := TempGetDpiForWindowFunc(aHandle);
|
|
Result := (aDPI <> 0);
|
|
end;
|
|
finally
|
|
FreeLibrary(TempHandle);
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('GetDPIForHandle', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function RunningWindows10OrNewer : boolean;
|
|
var
|
|
TempMajorVer, TempMinorVer : DWORD;
|
|
begin
|
|
Result := GetWindowsMajorMinorVersion(TempMajorVer, TempMinorVer) and (TempMajorVer >= 10);
|
|
end;
|
|
|
|
function GetDefaultCEFUserAgent : string;
|
|
var
|
|
TempOS, TempChromiumVersion : string;
|
|
TempMajorVer, TempMinorVer : DWORD;
|
|
Temp64bit : BOOL;
|
|
begin
|
|
if GetWindowsMajorMinorVersion(TempMajorVer, TempMinorVer) and
|
|
(TempMajorVer >= 4) then
|
|
TempOS := 'Windows NT'
|
|
else
|
|
TempOS := 'Windows';
|
|
|
|
TempOS := TempOS + ' ' + inttostr(TempMajorVer) + '.' + inttostr(TempMinorVer);
|
|
|
|
if ProcessUnderWow64(GetCurrentProcess(), @Temp64bit) and Temp64bit then
|
|
TempOS := TempOS + '; WOW64';
|
|
|
|
if (GlobalCEFApp <> nil) then
|
|
TempChromiumVersion := GlobalCEFApp.ChromeVersion
|
|
else
|
|
TempChromiumVersion := inttostr(CEF_CHROMEELF_VERSION_MAJOR) + '.' +
|
|
inttostr(CEF_CHROMEELF_VERSION_MINOR) + '.' +
|
|
inttostr(CEF_CHROMEELF_VERSION_RELEASE) + '.' +
|
|
inttostr(CEF_CHROMEELF_VERSION_BUILD);
|
|
|
|
Result := 'Mozilla/5.0' + ' (' + TempOS + ') ' +
|
|
'AppleWebKit/537.36 (KHTML, like Gecko) ' +
|
|
'Chrome/' + TempChromiumVersion + ' Safari/537.36';
|
|
end;
|
|
|
|
{$IFDEF DELPHI14_UP}
|
|
function TouchPointToPoint(aHandle : HWND; const TouchPoint: TTouchInput): TPoint;
|
|
begin
|
|
Result := Point(TouchPoint.X div 100, TouchPoint.Y div 100);
|
|
PhysicalToLogicalPoint(aHandle, Result);
|
|
end;
|
|
|
|
function GetDigitizerStatus(var aDigitizerStatus : TDigitizerStatus; aDPI : cardinal) : boolean;
|
|
var
|
|
TempStatus : integer;
|
|
begin
|
|
{$IFDEF DELPHI26_UP}
|
|
if (aDPI > 0) then
|
|
TempStatus := GetSystemMetricsForDpi(SM_DIGITIZER, aDPI)
|
|
else
|
|
{$ENDIF}
|
|
TempStatus := GetSystemMetrics(SM_DIGITIZER);
|
|
|
|
aDigitizerStatus.IntegratedTouch := ((TempStatus and NID_INTEGRATED_TOUCH) <> 0);
|
|
aDigitizerStatus.ExternalTouch := ((TempStatus and NID_EXTERNAL_TOUCH) <> 0);
|
|
aDigitizerStatus.IntegratedPen := ((TempStatus and NID_INTEGRATED_PEN) <> 0);
|
|
aDigitizerStatus.ExternalPen := ((TempStatus and NID_EXTERNAL_PEN) <> 0);
|
|
aDigitizerStatus.MultiInput := ((TempStatus and NID_MULTI_INPUT) <> 0);
|
|
aDigitizerStatus.Ready := ((TempStatus and NID_READY) <> 0);
|
|
|
|
Result := (TempStatus <> 0);
|
|
end;
|
|
|
|
function HasTouchOrPen(aDPI : cardinal) : boolean;
|
|
var
|
|
TempStatus : TDigitizerStatus;
|
|
begin
|
|
Result := GetDigitizerStatus(TempStatus, aDPI);
|
|
end;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
function DeviceToLogical(aValue : integer; const aDeviceScaleFactor : double) : integer;
|
|
begin
|
|
Result := floor(aValue / aDeviceScaleFactor);
|
|
end;
|
|
|
|
function DeviceToLogical(aValue : single; const aDeviceScaleFactor : double) : single;
|
|
begin
|
|
Result := aValue / aDeviceScaleFactor;
|
|
end;
|
|
|
|
procedure DeviceToLogical(var aEvent : TCEFMouseEvent; const aDeviceScaleFactor : double);
|
|
begin
|
|
aEvent.x := DeviceToLogical(aEvent.x, aDeviceScaleFactor);
|
|
aEvent.y := DeviceToLogical(aEvent.y, aDeviceScaleFactor);
|
|
end;
|
|
|
|
procedure DeviceToLogical(var aEvent : TCefTouchEvent; const aDeviceScaleFactor : double);
|
|
begin
|
|
aEvent.x := DeviceToLogical(aEvent.x, aDeviceScaleFactor);
|
|
aEvent.y := DeviceToLogical(aEvent.y, aDeviceScaleFactor);
|
|
end;
|
|
|
|
procedure DeviceToLogical(var aPoint : TPoint; const aDeviceScaleFactor : double);
|
|
begin
|
|
aPoint.x := DeviceToLogical(aPoint.x, aDeviceScaleFactor);
|
|
aPoint.y := DeviceToLogical(aPoint.y, aDeviceScaleFactor);
|
|
end;
|
|
|
|
function LogicalToDevice(aValue : integer; const aDeviceScaleFactor : double) : integer;
|
|
begin
|
|
Result := floor(aValue * aDeviceScaleFactor);
|
|
end;
|
|
|
|
procedure LogicalToDevice(var aRect : TCEFRect; const aDeviceScaleFactor : double);
|
|
begin
|
|
aRect.x := LogicalToDevice(aRect.x, aDeviceScaleFactor);
|
|
aRect.y := LogicalToDevice(aRect.y, aDeviceScaleFactor);
|
|
aRect.width := LogicalToDevice(aRect.width, aDeviceScaleFactor);
|
|
aRect.height := LogicalToDevice(aRect.height, aDeviceScaleFactor);
|
|
end;
|
|
|
|
function GetScreenDPI : integer;
|
|
{$IFDEF MSWINDOWS}
|
|
var
|
|
TempDC : HDC;
|
|
{$ELSE}
|
|
{$IFDEF FMX}
|
|
var
|
|
TempService: IFMXScreenService;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
begin
|
|
{$IFDEF MSWINDOWS}
|
|
TempDC := GetDC(0);
|
|
Result := GetDeviceCaps(TempDC, LOGPIXELSX);
|
|
ReleaseDC(0, TempDC);
|
|
{$ENDIF}
|
|
|
|
{$IFDEF LINUX}
|
|
{$IFDEF FPC}
|
|
if (Application <> nil) and
|
|
(Application.MainForm <> nil) and
|
|
(Application.MainForm.Monitor <> nil) then
|
|
Result := Application.MainForm.Monitor.PixelsPerInch
|
|
else
|
|
if (screen <> nil) then
|
|
begin
|
|
if (WidgetSet <> nil) and (screen.PrimaryMonitor <> nil) then
|
|
Result := screen.PrimaryMonitor.PixelsPerInch
|
|
else
|
|
Result := screen.PixelsPerInch;
|
|
end
|
|
else
|
|
Result := USER_DEFAULT_SCREEN_DPI;
|
|
{$ELSE}
|
|
if TPlatformServices.Current.SupportsPlatformService(IFMXScreenService, TempService) then
|
|
Result := round(TempService.GetScreenScale * USER_DEFAULT_SCREEN_DPI)
|
|
else
|
|
begin
|
|
Result := round(gdk_screen_get_resolution(gdk_screen_get_default));
|
|
if (Result < 0) then
|
|
Result := round(gdk_screen_width / (gdk_screen_width_mm / 25.4));
|
|
end;
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
|
|
{$IFDEF MACOSX}
|
|
{$IFDEF FPC}
|
|
Result := round(NSScreen.mainScreen.backingScaleFactor * USER_DEFAULT_SCREEN_DPI);
|
|
{$ELSE}
|
|
if TPlatformServices.Current.SupportsPlatformService(IFMXScreenService, TempService) then
|
|
Result := round(TempService.GetScreenScale * USER_DEFAULT_SCREEN_DPI)
|
|
else
|
|
Result := round(TNSScreen.Wrap(TNSScreen.OCClass.mainScreen).backingScaleFactor * USER_DEFAULT_SCREEN_DPI);
|
|
{$ENDIF}
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function GetDeviceScaleFactor : single;
|
|
{$IFDEF MACOSX}{$IFDEF FMX}
|
|
var
|
|
TempService: IFMXScreenService;
|
|
{$ENDIF}{$ENDIF}
|
|
begin
|
|
{$IFDEF MACOSX}
|
|
{$IFDEF FPC}
|
|
Result := NSScreen.mainScreen.backingScaleFactor;
|
|
{$ELSE}
|
|
if TPlatformServices.Current.SupportsPlatformService(IFMXScreenService, TempService) then
|
|
Result := TempService.GetScreenScale
|
|
else
|
|
Result := TNSScreen.Wrap(TNSScreen.OCClass.mainScreen).backingScaleFactor;
|
|
{$ENDIF}
|
|
{$ELSE}
|
|
Result := GetScreenDPI / USER_DEFAULT_SCREEN_DPI;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function DeleteDirContents(const aDirectory : string; const aExcludeFiles : TStringList) : boolean;
|
|
var
|
|
TempRec : TSearchRec;
|
|
TempPath : string;
|
|
TempIdx : integer;
|
|
begin
|
|
Result := True;
|
|
|
|
try
|
|
if (length(aDirectory) > 0) and
|
|
DirectoryExists(aDirectory) and
|
|
(FindFirst(aDirectory + '\*', faAnyFile, TempRec) = 0) then
|
|
try
|
|
repeat
|
|
TempPath := aDirectory + PathDelim + TempRec.Name;
|
|
|
|
if ((TempRec.Attr and faDirectory) <> 0) then
|
|
begin
|
|
if (TempRec.Name <> '.') and (TempRec.Name <> '..') then
|
|
begin
|
|
if DeleteDirContents(TempPath, aExcludeFiles) then
|
|
Result := RemoveDir(TempPath) and Result
|
|
else
|
|
Result := False;
|
|
end;
|
|
end
|
|
else
|
|
if (aExcludeFiles <> nil) then
|
|
begin
|
|
TempIdx := aExcludeFiles.IndexOf(TempRec.Name);
|
|
Result := ((TempIdx >= 0) or
|
|
((TempIdx < 0) and DeleteFile(TempPath))) and
|
|
Result;
|
|
end
|
|
else
|
|
Result := DeleteFile(TempPath) and Result;
|
|
|
|
until (FindNext(TempRec) <> 0) or not(Result);
|
|
finally
|
|
FindClose(TempRec);
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('DeleteDirContents', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function DeleteFileList(const aFileList : TStringList) : boolean;
|
|
var
|
|
i, TempCount : integer;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (aFileList <> nil) then
|
|
begin
|
|
i := 0;
|
|
TempCount := 0;
|
|
|
|
while (i < aFileList.Count) do
|
|
begin
|
|
if FileExists(aFileList[i]) and DeleteFile(aFileList[i]) then inc(TempCount);
|
|
inc(i);
|
|
end;
|
|
|
|
Result := (aFileList.Count = TempCount);
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('DeleteFileList', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function MoveFileList(const aFileList : TStringList; const aSrcDirectory, aDstDirectory : string) : boolean;
|
|
var
|
|
i, TempCount : integer;
|
|
TempSrcPath, TempDstPath : string;
|
|
begin
|
|
Result := False;
|
|
|
|
try
|
|
if (aFileList <> nil) and
|
|
(length(aSrcDirectory) > 0) and
|
|
(length(aDstDirectory) > 0) and
|
|
DirectoryExists(aSrcDirectory) and
|
|
(DirectoryExists(aDstDirectory) or CreateDir(aDstDirectory)) then
|
|
begin
|
|
i := 0;
|
|
TempCount := 0;
|
|
|
|
while (i < aFileList.Count) do
|
|
begin
|
|
TempSrcPath := IncludeTrailingPathDelimiter(aSrcDirectory) + aFileList[i];
|
|
TempDstPath := IncludeTrailingPathDelimiter(aDstDirectory) + aFileList[i];
|
|
|
|
if FileExists(TempSrcPath) and RenameFile(TempSrcPath, TempDstPath) then inc(TempCount);
|
|
|
|
inc(i);
|
|
end;
|
|
|
|
Result := (aFileList.Count = TempCount);
|
|
end;
|
|
except
|
|
on e : exception do
|
|
if CustomExceptionHandler('MoveFileList', e) then raise;
|
|
end;
|
|
end;
|
|
|
|
function CefGetDataURI(const aString, aMimeType : ustring) : ustring;
|
|
var
|
|
TempUTF : AnsiString;
|
|
begin
|
|
TempUTF := UTF8Encode(aString);
|
|
|
|
if (length(TempUTF) > 0) then
|
|
Result := CefGetDataURI(@TempUTF[1], length(TempUTF), aMimeType, 'utf-8')
|
|
else
|
|
Result := '';
|
|
end;
|
|
|
|
function CefGetDataURI(aData : pointer; aSize : integer; const aMimeType, aCharset : ustring) : ustring;
|
|
begin
|
|
Result := 'data:' + aMimeType;
|
|
|
|
if (length(aCharset) > 0) then Result := Result + ';charset=' + aCharset;
|
|
|
|
Result := Result + ';base64,' + CefURIEncode(CefBase64Encode(aData, aSize), false);
|
|
end;
|
|
|
|
function ValidCefWindowHandle(aHandle : TCefWindowHandle) : boolean;
|
|
begin
|
|
{$IFDEF MACOS}
|
|
Result := (aHandle <> nil);
|
|
{$ELSE}
|
|
Result := (aHandle <> 0);
|
|
{$ENDIF}
|
|
end;
|
|
|
|
procedure InitializeWindowHandle(var aHandle : TCefWindowHandle);
|
|
begin
|
|
{$IFDEF MACOS}
|
|
aHandle := nil;
|
|
{$ELSE}
|
|
aHandle := 0;
|
|
{$ENDIF}
|
|
end;
|
|
|
|
function GetCommandLineSwitchValue(const aKey : string; var aValue : ustring) : boolean;
|
|
var
|
|
i, TempLen : integer;
|
|
TempKey : string;
|
|
begin
|
|
Result := False;
|
|
TempKey := '--' + aKey + '=';
|
|
TempLen := length(TempKey);
|
|
i := paramCount;
|
|
|
|
while (i >= 1) do
|
|
if (CompareText(copy(paramstr(i), 1, TempLen), TempKey) = 0) then
|
|
begin
|
|
{$IFDEF FPC}
|
|
aValue := UTF8Decode(copy(paramstr(i), succ(TempLen), length(paramstr(i))));
|
|
{$ELSE}
|
|
aValue := copy(paramstr(i), succ(TempLen), length(paramstr(i)));
|
|
{$ENDIF}
|
|
Result := True;
|
|
break;
|
|
end
|
|
else
|
|
dec(i);
|
|
end;
|
|
|
|
end.
|