CEF4Delphi/source/uCEFRunFileDialogCallback.pas
Salvador Diaz Fau 68769fdda2 Update to CEF 3.2987.1594.g92fba9c
Bug fix for memory leak in TChromium.Internal_SavePreferences
2017-03-16 19:12:31 +01:00

131 lines
3.9 KiB
ObjectPascal

// ************************************************************************
// ***************************** 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 © 2017 Salvador Díaz 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 uCEFRunFileDialogCallback;
{$IFNDEF CPUX64}
{$ALIGN ON}
{$MINENUMSIZE 4}
{$ENDIF}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
System.Classes,
{$ELSE}
Classes,
{$ENDIF}
uCEFBaseRefCounted, uCEFInterfaces;
type
TCefRunFileDialogCallbackOwn = class(TCefBaseRefCountedOwn, ICefRunFileDialogCallback)
protected
procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings); virtual;
public
constructor Create;
end;
TCefFastRunFileDialogCallback = class(TCefRunFileDialogCallbackOwn)
protected
FCallback: TCefRunFileDialogCallbackProc;
procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings); override;
public
constructor Create(callback: TCefRunFileDialogCallbackProc); reintroduce; virtual;
end;
implementation
uses
uCEFTypes, uCEFMiscFunctions, uCEFLibFunctions;
procedure cef_run_file_dialog_callback_on_file_dialog_dismissed(self: PCefRunFileDialogCallback; selected_accept_filter: Integer; file_paths: TCefStringList); stdcall;
var
TempSL : TStringList;
i: Integer;
str: TCefString;
begin
TempSL := TStringList.Create;
try
for i := 0 to cef_string_list_size(file_paths) - 1 do
begin
FillChar(str, SizeOf(str), 0);
cef_string_list_value(file_paths, i, @str);
TempSL.Add(CefStringClearAndGet(str));
end;
with TCefRunFileDialogCallbackOwn(CefGetObject(self)) do
OnFileDialogDismissed(selected_accept_filter, TempSL);
finally
TempSL.Free;
end;
end;
// TCefRunFileDialogCallbackOwn
constructor TCefRunFileDialogCallbackOwn.Create;
begin
inherited CreateData(SizeOf(TCefRunFileDialogCallback));
with PCefRunFileDialogCallback(FData)^ do on_file_dialog_dismissed := cef_run_file_dialog_callback_on_file_dialog_dismissed;
end;
procedure TCefRunFileDialogCallbackOwn.OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings);
begin
//
end;
// TCefFastRunFileDialogCallback
procedure TCefFastRunFileDialogCallback.OnFileDialogDismissed(selectedAcceptFilter: Integer; filePaths: TStrings);
begin
FCallback(selectedAcceptFilter, filePaths);
end;
constructor TCefFastRunFileDialogCallback.Create(callback: TCefRunFileDialogCallbackProc);
begin
inherited Create;
FCallback := callback;
end;
end.