CEF4Delphi/source/uCEFFileDialogCallback.pas

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// ************************************************************************
// ***************************** CEF4Delphi *******************************
// ************************************************************************
//
// CEF4Delphi is based on DCEF3 which uses CEF3 to embed a chromium-based
// browser in Delphi applications.
//
// The original license of DCEF3 still applies to CEF4Delphi.
//
// For more information about CEF4Delphi visit :
// https://www.briskbard.com/index.php?lang=en&pageid=cef
//
// Copyright <20> 2018 Salvador D<>az 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 uCEFFileDialogCallback;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
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{$I cef.inc}
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interface
uses
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{$IFDEF DELPHI16_UP}
System.Classes, System.SysUtils,
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{$ELSE}
Classes, SysUtils,
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{$ENDIF}
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes;
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type
TCefFileDialogCallbackRef = class(TCefBaseRefCountedRef, ICefFileDialogCallback)
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protected
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procedure Cont(selectedAcceptFilter: Integer; const filePaths: TStrings);
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procedure Cancel;
public
class function UnWrap(data: Pointer): ICefFileDialogCallback;
end;
implementation
uses
uCEFMiscFunctions, uCEFLibFunctions;
procedure TCefFileDialogCallbackRef.Cancel;
begin
PCefFileDialogCallback(FData).cancel(FData);
end;
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procedure TCefFileDialogCallbackRef.Cont(selectedAcceptFilter: Integer; const filePaths: TStrings);
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var
TempSL : TCefStringList;
i : Integer;
TempString : TCefString;
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begin
TempSL := nil;
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try
try
TempSL := cef_string_list_alloc;
if (filePaths <> nil) and (filePaths.Count > 0) then
for i := 0 to filePaths.Count - 1 do
begin
TempString := CefString(filePaths[i]);
cef_string_list_append(TempSL, @TempString);
end;
PCefFileDialogCallback(FData).cont(PCefFileDialogCallback(FData), selectedAcceptFilter, TempSL);
except
on e : exception do
if CustomExceptionHandler('TCefFileDialogCallbackRef.Cont', e) then raise;
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end;
finally
if (TempSL <> nil) then cef_string_list_free(TempSL);
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end;
end;
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class function TCefFileDialogCallbackRef.UnWrap(data: Pointer): ICefFileDialogCallback;
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begin
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if (data <> nil) then
Result := Create(data) as ICefFileDialogCallback
else
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Result := nil;
end;
end.