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mirror of https://github.com/salvadordf/CEF4Delphi.git synced 2024-12-04 09:26:52 +02:00
CEF4Delphi/source/uCEFStringMap.pas
Salvador Díaz Fau fd1e936198 Update to CEF 79.0.10
- Removed CEFSentinel from some demos because it's no longer necessary.
- Updated copyright year.
2020-01-01 12:48:10 +01:00

213 lines
5.2 KiB
ObjectPascal

// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
// browser in Delphi applications.
//
// The original license of DCEF3 still applies to CEF4Delphi.
//
// For more information about CEF4Delphi visit :
// https://www.briskbard.com/index.php?lang=en&pageid=cef
//
// Copyright © 2020 Salvador Diaz Fau. All rights reserved.
//
// ************************************************************************
// ************ vvvv Original license and comments below vvvv *************
// ************************************************************************
(*
* Delphi Chromium Embedded 3
*
* Usage allowed under the restrictions of the Lesser GNU General Public License
* or alternatively the restrictions of the Mozilla Public License 1.1
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
* the specific language governing rights and limitations under the License.
*
* Unit owner : Henri Gourvest <hgourvest@gmail.com>
* Web site : http://www.progdigy.com
* Repository : http://code.google.com/p/delphichromiumembedded/
* Group : http://groups.google.com/group/delphichromiumembedded
*
* Embarcadero Technologies, Inc is not permitted to use or redistribute
* this source code without explicit permission.
*
*)
unit uCEFStringMap;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
type
TCefCustomStringMap = class(TInterfacedObject, ICefStringMap)
protected
FHandle : TCefStringMap;
function GetHandle: TCefStringMap; virtual;
function GetSize: NativeUInt; virtual;
function Find(const key: ustring): ustring; virtual;
function GetKey(index: NativeUInt): ustring; virtual;
function GetValue(index: NativeUInt): ustring; virtual;
function Append(const key, value: ustring) : boolean; virtual;
procedure Clear; virtual;
public
constructor Create; virtual;
end;
TCefStringMapOwn = class(TCefCustomStringMap)
public
constructor Create; override;
destructor Destroy; override;
end;
TCefStringMapRef = class(TCefCustomStringMap)
public
constructor Create(aHandle : TCefStringMap); reintroduce;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions;
// ****************************************
// ********* TCefCustomStringMap **********
// ****************************************
constructor TCefCustomStringMap.Create;
begin
inherited Create;
FHandle := nil;
end;
function TCefCustomStringMap.Append(const key, value: ustring) : boolean;
var
TempKey, TempValue : TCefString;
begin
if (FHandle <> nil) then
begin
TempKey := CefString(key);
TempValue := CefString(value);
Result := cef_string_map_append(FHandle, @TempKey, @TempValue) <> 0;
end
else
Result := False;
end;
procedure TCefCustomStringMap.Clear;
begin
if (FHandle <> nil) then cef_string_map_clear(FHandle);
end;
function TCefCustomStringMap.Find(const key: ustring): ustring;
var
TempKey, TempValue : TCefString;
begin
Result := '';
if (FHandle <> nil) then
begin
CefStringInitialize(@TempValue);
TempKey := CefString(key);
if (cef_string_map_find(FHandle, @TempKey, @TempValue) <> 0) then
Result := CefStringClearAndGet(@TempValue);
end;
end;
function TCefCustomStringMap.GetHandle: TCefStringMap;
begin
Result := FHandle;
end;
function TCefCustomStringMap.GetKey(index: NativeUInt): ustring;
var
TempKey : TCefString;
begin
Result := '';
if (FHandle <> nil) then
begin
CefStringInitialize(@TempKey);
if (cef_string_map_key(FHandle, index, @TempKey) <> 0) then
Result := CefStringClearAndGet(@TempKey);
end;
end;
function TCefCustomStringMap.GetSize: NativeUInt;
begin
if (FHandle <> nil) then
Result := cef_string_map_size(FHandle)
else
Result := 0;
end;
function TCefCustomStringMap.GetValue(index: NativeUInt): ustring;
var
TempValue : TCefString;
begin
Result := '';
if (FHandle <> nil) then
begin
CefStringInitialize(@TempValue);
if (cef_string_map_value(FHandle, index, @TempValue) <> 0) then
Result := CefStringClearAndGet(@TempValue);
end;
end;
// **************************************
// ********* TCefStringMapOwn ***********
// **************************************
constructor TCefStringMapOwn.Create;
begin
inherited Create;
FHandle := cef_string_map_alloc();
end;
destructor TCefStringMapOwn.Destroy;
begin
if (FHandle <> nil) then cef_string_map_free(FHandle);
inherited Destroy;
end;
// **************************************
// ********* TCefStringMapRef ***********
// **************************************
constructor TCefStringMapRef.Create(aHandle : TCefStringMap);
begin
inherited Create;
FHandle := aHandle;
end;
end.