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CEF4Delphi/source/uCEFValue.pas

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// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF to embed a chromium-based
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// 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 � 2019 Salvador Diaz Fau. All rights reserved.
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//
// ************************************************************************
// ************ 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 uCEFValue;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
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{$I cef.inc}
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interface
uses
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
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type
TCefValueRef = class(TCefBaseRefCountedRef, ICefValue)
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protected
function IsValid: Boolean;
function IsOwned: Boolean;
function IsReadOnly: Boolean;
function IsSame(const that: ICefValue): Boolean;
function IsEqual(const that: ICefValue): Boolean;
function Copy: ICefValue;
function GetType: TCefValueType;
function GetBool: Boolean;
function GetInt: Integer;
function GetDouble: Double;
function GetString: ustring;
function GetBinary: ICefBinaryValue;
function GetDictionary: ICefDictionaryValue;
function GetList: ICefListValue;
function SetNull: Boolean;
function SetBool(value: Integer): Boolean;
function SetInt(value: Integer): Boolean;
function SetDouble(value: Double): Boolean;
function SetString(const value: ustring): Boolean;
function SetBinary(const value: ICefBinaryValue): Boolean;
function SetDictionary(const value: ICefDictionaryValue): Boolean;
function SetList(const value: ICefListValue): Boolean;
public
class function UnWrap(data: Pointer): ICefValue;
class function New: ICefValue;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions, uCEFBinaryValue, uCEFListValue, uCEFDictionaryValue;
function TCefValueRef.Copy: ICefValue;
begin
Result := UnWrap(PCefValue(FData)^.copy(PCefValue(FData)));
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end;
function TCefValueRef.GetBinary: ICefBinaryValue;
begin
Result := TCefBinaryValueRef.UnWrap(PCefValue(FData)^.get_binary(PCefValue(FData)));
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end;
function TCefValueRef.GetBool: Boolean;
begin
Result := PCefValue(FData)^.get_bool(PCefValue(FData)) <> 0;
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end;
function TCefValueRef.GetDictionary: ICefDictionaryValue;
begin
Result := TCefDictionaryValueRef.UnWrap(PCefValue(FData)^.get_dictionary(PCefValue(FData)));
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end;
function TCefValueRef.GetDouble: Double;
begin
Result := PCefValue(FData)^.get_double(PCefValue(FData));
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end;
function TCefValueRef.GetInt: Integer;
begin
Result := PCefValue(FData)^.get_int(PCefValue(FData));
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end;
function TCefValueRef.GetList: ICefListValue;
begin
Result := TCefListValueRef.UnWrap(PCefValue(FData)^.get_list(PCefValue(FData)));
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end;
function TCefValueRef.GetString: ustring;
begin
Result := CefStringFreeAndGet(PCefValue(FData)^.get_string(PCefValue(FData)));
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end;
function TCefValueRef.GetType: TCefValueType;
begin
Result := PCefValue(FData)^.get_type(PCefValue(FData));
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end;
function TCefValueRef.IsEqual(const that: ICefValue): Boolean;
begin
Result := PCefValue(FData)^.is_equal(PCefValue(FData), CefGetData(that)) <> 0;
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end;
function TCefValueRef.IsOwned: Boolean;
begin
Result := PCefValue(FData)^.is_owned(PCefValue(FData)) <> 0;
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end;
function TCefValueRef.IsReadOnly: Boolean;
begin
Result := PCefValue(FData)^.is_read_only(PCefValue(FData)) <> 0;
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end;
function TCefValueRef.IsSame(const that: ICefValue): Boolean;
begin
Result := PCefValue(FData)^.is_same(PCefValue(FData), CefGetData(that)) <> 0;
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end;
function TCefValueRef.IsValid: Boolean;
begin
Result := PCefValue(FData)^.is_valid(PCefValue(FData)) <> 0;
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end;
class function TCefValueRef.New: ICefValue;
begin
Result := UnWrap(cef_value_create());
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end;
function TCefValueRef.SetBinary(const value: ICefBinaryValue): Boolean;
begin
Result := PCefValue(FData)^.set_binary(PCefValue(FData), CefGetData(value)) <> 0;
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end;
function TCefValueRef.SetBool(value: Integer): Boolean;
begin
Result := PCefValue(FData)^.set_bool(PCefValue(FData), value) <> 0;
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end;
function TCefValueRef.SetDictionary(const value: ICefDictionaryValue): Boolean;
begin
Result := PCefValue(FData)^.set_dictionary(PCefValue(FData), CefGetData(value)) <> 0;
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end;
function TCefValueRef.SetDouble(value: Double): Boolean;
begin
Result := PCefValue(FData)^.set_double(PCefValue(FData), value) <> 0;
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end;
function TCefValueRef.SetInt(value: Integer): Boolean;
begin
Result := PCefValue(FData)^.set_int(PCefValue(FData), value) <> 0;
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end;
function TCefValueRef.SetList(const value: ICefListValue): Boolean;
begin
Result := PCefValue(FData)^.set_list(PCefValue(FData), CefGetData(value)) <> 0;
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end;
function TCefValueRef.SetNull: Boolean;
begin
Result := PCefValue(FData)^.set_null(PCefValue(FData)) <> 0;
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end;
function TCefValueRef.SetString(const value: ustring): Boolean;
var
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TempValue : TCefString;
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begin
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TempValue := CefString(value);
Result := PCefValue(FData)^.set_string(PCefValue(FData), @TempValue) <> 0;
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end;
class function TCefValueRef.UnWrap(data: Pointer): ICefValue;
begin
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if (data <> nil) then
Result := Create(data) as ICefValue
else
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Result := nil;
end;
end.