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CEF4Delphi/source/uCEFMenuButton.pas

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// ************************************************************************
// ***************************** 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 uCEFMenuButton;
{$IFDEF FPC}
{$MODE OBJFPC}{$H+}
{$ENDIF}
{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
{$MINENUMSIZE 4}
{$I cef.inc}
interface
uses
{$IFDEF DELPHI16_UP}
System.Classes, System.SysUtils,
{$ELSE}
Classes, SysUtils,
{$ENDIF}
uCEFBaseRefCounted, uCEFInterfaces, uCEFTypes, uCEFLabelButton;
type
TCefMenuButtonRef = class(TCefLabelButtonRef, ICefMenuButton)
protected
procedure ShowMenu(const menu_model: ICefMenuModel; const screen_point: TCefPoint; anchor_position: TCefMenuAnchorPosition);
procedure TriggerMenu;
public
class function UnWrap(data: Pointer): ICefMenuButton;
class function CreateMenuButton(const delegate: ICefMenuButtonDelegate; const text: ustring): ICefMenuButton;
end;
implementation
uses
uCEFLibFunctions, uCEFMiscFunctions;
procedure TCefMenuButtonRef.ShowMenu(const menu_model : ICefMenuModel;
const screen_point : TCefPoint;
anchor_position : TCefMenuAnchorPosition);
begin
PCefMenuButton(FData)^.show_menu(PCefMenuButton(FData),
CefGetData(menu_model),
@screen_point,
anchor_position);
end;
procedure TCefMenuButtonRef.TriggerMenu;
begin
PCefMenuButton(FData)^.trigger_menu(PCefMenuButton(FData));
end;
class function TCefMenuButtonRef.UnWrap(data: Pointer): ICefMenuButton;
begin
if (data <> nil) then
Result := Create(data) as ICefMenuButton
else
Result := nil;
end;
class function TCefMenuButtonRef.CreateMenuButton(const delegate : ICefMenuButtonDelegate;
const text : ustring): ICefMenuButton;
var
TempText : TCefString;
TempButton : PCefMenuButton;
begin
Result := nil;
if (delegate <> nil) then
begin
TempText := CefString(text);
TempButton := cef_menu_button_create(CefGetData(delegate), @TempText);
if (TempButton <> nil) then
Result := Create(TempButton) as ICefMenuButton;
end;
end;
end.