mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-16 00:05:55 +01:00
b3b9bf809e
Improvements in the command line switches to avoid repetitions and make it easier to remove or modify default switches.
331 lines
9.5 KiB
ObjectPascal
331 lines
9.5 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 © 2020 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 uCEFCommandLine;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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{$I cef.inc}
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interface
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uses
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{$IFDEF DELPHI16_UP}
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System.Classes, System.SysUtils,
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{$ELSE}
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Classes, SysUtils,
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{$ENDIF}
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uCEFBaseRefCounted, uCEFTypes, uCEFInterfaces;
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type
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TCefCommandLineRef = class(TCefBaseRefCountedRef, ICefCommandLine)
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protected
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function IsValid: Boolean;
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function IsReadOnly: Boolean;
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function Copy: ICefCommandLine;
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procedure InitFromArgv(argc: Integer; const argv: PPAnsiChar);
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procedure InitFromString(const commandLine: ustring);
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procedure Reset;
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function GetCommandLineString: ustring;
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procedure GetArgv(var args: TStrings);
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function GetProgram: ustring;
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procedure SetProgram(const prog: ustring);
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function HasSwitches: Boolean;
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function HasSwitch(const name: ustring): Boolean;
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function GetSwitchValue(const name: ustring): ustring;
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function GetSwitches(var switches: TStrings): boolean; overload;
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function GetSwitches(var SwitchKeys, SwitchValues: TStringList): boolean; overload;
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procedure AppendSwitch(const name: ustring);
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procedure AppendSwitchWithValue(const name, value: ustring);
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function HasArguments: Boolean;
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procedure GetArguments(var arguments: TStrings);
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procedure AppendArgument(const argument: ustring);
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procedure PrependWrapper(const wrapper: ustring);
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public
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class function UnWrap(data: Pointer): ICefCommandLine;
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class function New: ICefCommandLine;
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class function Global: ICefCommandLine;
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end;
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implementation
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uses
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uCEFMiscFunctions, uCEFLibFunctions, uCEFStringMap, uCefStringList;
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procedure TCefCommandLineRef.AppendArgument(const argument: ustring);
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var
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TempArgument : TCefString;
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begin
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TempArgument := CefString(argument);
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PCefCommandLine(FData)^.append_argument(PCefCommandLine(FData), @TempArgument);
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end;
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procedure TCefCommandLineRef.AppendSwitch(const name: ustring);
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var
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TempName : TCefString;
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begin
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TempName := CefString(name);
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PCefCommandLine(FData)^.append_switch(PCefCommandLine(FData), @TempName);
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end;
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procedure TCefCommandLineRef.AppendSwitchWithValue(const name, value: ustring);
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var
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TempName, TempValue : TCefString;
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begin
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TempName := CefString(name);
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TempValue := CefString(value);
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PCefCommandLine(FData)^.append_switch_with_value(PCefCommandLine(FData), @TempName, @TempValue);
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end;
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function TCefCommandLineRef.Copy: ICefCommandLine;
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begin
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Result := UnWrap(PCefCommandLine(FData)^.copy(PCefCommandLine(FData)));
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end;
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procedure TCefCommandLineRef.GetArguments(var arguments : TStrings);
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var
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TempSL : ICefStringList;
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begin
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if (arguments <> nil) then
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begin
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TempSL := TCefStringListOwn.Create;
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PCefCommandLine(FData)^.get_arguments(PCefCommandLine(FData), TempSL.Handle);
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TempSL.CopyToStrings(arguments);
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end;
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end;
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procedure TCefCommandLineRef.GetArgv(var args: TStrings);
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var
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TempSL : ICefStringList;
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begin
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if (args <> nil) then
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begin
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TempSL := TCefStringListOwn.Create;
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PCefCommandLine(FData)^.get_argv(PCefCommandLine(FData), TempSL.Handle);
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TempSL.CopyToStrings(args);
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end;
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end;
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function TCefCommandLineRef.GetCommandLineString: ustring;
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begin
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Result := CefStringFreeAndGet(PCefCommandLine(FData)^.get_command_line_string(PCefCommandLine(FData)));
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end;
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function TCefCommandLineRef.GetProgram: ustring;
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begin
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Result := CefStringFreeAndGet(PCefCommandLine(FData)^.get_program(PCefCommandLine(FData)));
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end;
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function TCefCommandLineRef.GetSwitches(var switches: TStrings): boolean;
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var
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TempStrMap : ICefStringMap;
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i, j : NativeUInt;
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TempKey, TempValue : ustring;
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begin
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Result := False;
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TempStrMap := nil;
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try
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try
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if (switches <> nil) then
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begin
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TempStrMap := TCefStringMapOwn.Create;
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PCefCommandLine(FData)^.get_switches(PCefCommandLine(FData), TempStrMap.Handle);
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i := 0;
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j := TempStrMap.Size;
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while (i < j) do
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begin
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TempKey := TempStrMap.Key[i];
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TempValue := TempStrMap.Value[i];
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if (length(TempKey) > 0) and (length(TempValue) > 0) then
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switches.Add(TempKey + switches.NameValueSeparator + TempValue)
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else
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if (length(TempKey) > 0) then
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switches.Add(TempKey)
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else
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if (length(TempValue) > 0) then
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switches.Add(TempValue);
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inc(i);
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end;
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Result := (j > 0);
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end;
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except
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on e : exception do
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if CustomExceptionHandler('TCefCommandLineRef.GetSwitches', e) then raise;
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end;
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finally
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TempStrMap := nil;
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end;
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end;
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function TCefCommandLineRef.GetSwitches(var SwitchKeys, SwitchValues: TStringList): boolean;
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var
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TempStrMap : ICefStringMap;
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i, j : NativeUInt;
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begin
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Result := False;
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TempStrMap := nil;
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try
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try
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if (SwitchKeys <> nil) and (SwitchValues <> nil) then
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begin
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TempStrMap := TCefStringMapOwn.Create;
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PCefCommandLine(FData)^.get_switches(PCefCommandLine(FData), TempStrMap.Handle);
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i := 0;
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j := TempStrMap.Size;
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while (i < j) do
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begin
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SwitchKeys.Add(TempStrMap.Key[i]);
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SwitchValues.Add(TempStrMap.Value[i]);
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inc(i);
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end;
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Result := (j > 0);
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end;
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except
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on e : exception do
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if CustomExceptionHandler('TCefCommandLineRef.GetSwitches', e) then raise;
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end;
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finally
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TempStrMap := nil;
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end;
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end;
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function TCefCommandLineRef.GetSwitchValue(const name: ustring): ustring;
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var
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TempName : TCefString;
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begin
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TempName := CefString(name);
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Result := CefStringFreeAndGet(PCefCommandLine(FData)^.get_switch_value(PCefCommandLine(FData), @TempName));
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end;
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class function TCefCommandLineRef.Global: ICefCommandLine;
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begin
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Result := UnWrap(cef_command_line_get_global());
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end;
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function TCefCommandLineRef.HasArguments: Boolean;
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begin
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Result := PCefCommandLine(FData)^.has_arguments(PCefCommandLine(FData)) <> 0;
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end;
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function TCefCommandLineRef.HasSwitch(const name: ustring): Boolean;
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var
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TempName : TCefString;
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begin
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TempName := CefString(name);
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Result := PCefCommandLine(FData)^.has_switch(PCefCommandLine(FData), @TempName) <> 0;
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end;
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function TCefCommandLineRef.HasSwitches: Boolean;
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begin
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Result := PCefCommandLine(FData)^.has_switches(PCefCommandLine(FData)) <> 0;
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end;
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procedure TCefCommandLineRef.InitFromArgv(argc: Integer; const argv: PPAnsiChar);
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begin
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PCefCommandLine(FData)^.init_from_argv(PCefCommandLine(FData), argc, argv);
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end;
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procedure TCefCommandLineRef.InitFromString(const commandLine: ustring);
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var
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TempCommandLine : TCefString;
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begin
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TempCommandLine := CefString(commandLine);
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PCefCommandLine(FData)^.init_from_string(PCefCommandLine(FData), @TempCommandLine);
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end;
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function TCefCommandLineRef.IsReadOnly: Boolean;
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begin
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Result := PCefCommandLine(FData)^.is_read_only(PCefCommandLine(FData)) <> 0;
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end;
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function TCefCommandLineRef.IsValid: Boolean;
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begin
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Result := PCefCommandLine(FData)^.is_valid(PCefCommandLine(FData)) <> 0;
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end;
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class function TCefCommandLineRef.New: ICefCommandLine;
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begin
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Result := UnWrap(cef_command_line_create());
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end;
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procedure TCefCommandLineRef.PrependWrapper(const wrapper: ustring);
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var
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TempWrapper : TCefString;
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begin
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TempWrapper := CefString(wrapper);
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PCefCommandLine(FData)^.prepend_wrapper(PCefCommandLine(FData), @TempWrapper);
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end;
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procedure TCefCommandLineRef.Reset;
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begin
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PCefCommandLine(FData)^.reset(PCefCommandLine(FData));
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end;
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procedure TCefCommandLineRef.SetProgram(const prog: ustring);
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var
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TempProgram : TCefString;
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begin
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TempProgram := CefString(prog);
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PCefCommandLine(FData)^.set_program(PCefCommandLine(FData), @TempProgram);
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end;
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class function TCefCommandLineRef.UnWrap(data: Pointer): ICefCommandLine;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefCommandLine
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else
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Result := nil;
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end;
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end.
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