mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-16 00:05:55 +01:00
140 lines
4.3 KiB
ObjectPascal
140 lines
4.3 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 CEF3 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 © 2018 Salvador Díaz 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 uCEFRunFileDialogCallback;
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{$IFNDEF CPUX64}
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{$ALIGN ON}
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{$MINENUMSIZE 4}
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{$ENDIF}
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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, uCEFInterfaces;
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type
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TCefRunFileDialogCallbackOwn = class(TCefBaseRefCountedOwn, ICefRunFileDialogCallback)
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protected
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procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; const filePaths: TStrings); virtual;
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public
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constructor Create;
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end;
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TCefFastRunFileDialogCallback = class(TCefRunFileDialogCallbackOwn)
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protected
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FCallback: TCefRunFileDialogCallbackProc;
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procedure OnFileDialogDismissed(selectedAcceptFilter: Integer; const filePaths: TStrings); override;
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public
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constructor Create(callback: TCefRunFileDialogCallbackProc); reintroduce; virtual;
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end;
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implementation
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uses
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uCEFTypes, uCEFMiscFunctions, uCEFLibFunctions, uCEFStringList;
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procedure cef_run_file_dialog_callback_on_file_dialog_dismissed(self : PCefRunFileDialogCallback;
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selected_accept_filter : Integer;
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file_paths : TCefStringList); stdcall;
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var
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TempSL : TStringList;
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TempCefSL : ICefStringList;
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TempObject : TObject;
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begin
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TempSL := nil;
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TempObject := CefGetObject(self);
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try
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try
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if (TempObject <> nil) and (TempObject is TCefRunFileDialogCallbackOwn) then
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begin
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TempSL := TStringList.Create;
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TempCefSL := TCefStringListRef.Create(file_paths);
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TempCefSL.CopyToStrings(TempSL);
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TCefRunFileDialogCallbackOwn(TempObject).OnFileDialogDismissed(selected_accept_filter, TempSL);
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end;
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except
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on e : exception do
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if CustomExceptionHandler('cef_run_file_dialog_callback_on_file_dialog_dismissed', e) then raise;
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end;
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finally
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if (TempSL <> nil) then FreeAndNil(TempSL);
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end;
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end;
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// TCefRunFileDialogCallbackOwn
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constructor TCefRunFileDialogCallbackOwn.Create;
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begin
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inherited CreateData(SizeOf(TCefRunFileDialogCallback));
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PCefRunFileDialogCallback(FData).on_file_dialog_dismissed := cef_run_file_dialog_callback_on_file_dialog_dismissed;
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end;
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procedure TCefRunFileDialogCallbackOwn.OnFileDialogDismissed(selectedAcceptFilter: Integer; const filePaths: TStrings);
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begin
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//
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end;
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// TCefFastRunFileDialogCallback
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procedure TCefFastRunFileDialogCallback.OnFileDialogDismissed(selectedAcceptFilter: Integer; const filePaths: TStrings);
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begin
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FCallback(selectedAcceptFilter, filePaths);
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end;
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constructor TCefFastRunFileDialogCallback.Create(callback: TCefRunFileDialogCallbackProc);
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begin
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inherited Create;
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FCallback := callback;
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end;
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end.
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