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Update to CEF 81.2.25
- Work in progress : Added many more units, classes and types to support the Views Framewrok.
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150
source/uCEFWindowDelegate.pas
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150
source/uCEFWindowDelegate.pas
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// ************************************************************************
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// ***************************** CEF4Delphi *******************************
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// ************************************************************************
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//
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// CEF4Delphi is based on DCEF3 which uses CEF 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 � 2020 Salvador Diaz 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 uCEFWindowDelegate;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$IFNDEF CPUX64}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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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, uCEFTypes, uCEFPanelDelegate;
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type
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TCefWindowDelegateRef = class(TCefPanelDelegateRef, ICefWindowDelegate)
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protected
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procedure OnWindowCreated(const window: ICefWindow);
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procedure OnWindowDestroyed(const window: ICefWindow);
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function GetParentWindow(const window: ICefWindow; is_menu, can_activate_menu: boolean): ICefWindow;
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function IsFrameless(const window: ICefWindow): boolean;
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function CanResize(const window: ICefWindow): boolean;
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function CanMaximize(const window: ICefWindow): boolean;
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function CanMinimize(const window: ICefWindow): boolean;
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function CanClose(const window: ICefWindow): boolean;
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function OnAccelerator(const window: ICefWindow; command_id: Integer): boolean;
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function OnKeyEvent(const window: ICefWindow; const event: TCefKeyEvent): boolean;
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public
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class function UnWrap(data: Pointer): ICefWindowDelegate;
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end;
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implementation
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uses
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uCEFLibFunctions, uCEFMiscFunctions, uCEFWindow;
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procedure TCefWindowDelegateRef.OnWindowCreated(const window: ICefWindow);
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begin
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PCefWindowDelegate(FData)^.on_window_created(PCefWindowDelegate(FData), CefGetData(window));
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end;
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procedure TCefWindowDelegateRef.OnWindowDestroyed(const window: ICefWindow);
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begin
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PCefWindowDelegate(FData)^.on_window_destroyed(PCefWindowDelegate(FData), CefGetData(window));
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end;
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function TCefWindowDelegateRef.GetParentWindow(const window : ICefWindow;
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is_menu : boolean;
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can_activate_menu : boolean): ICefWindow;
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var
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TempIsMenu, TempCanActivateMenu : integer;
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begin
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TempIsMenu := ord(is_menu);
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TempCanActivateMenu := ord(can_activate_menu);
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Result := TCefWindowRef.UnWrap(PCefWindowDelegate(FData)^.get_parent_window(PCefWindowDelegate(FData),
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CefGetData(window),
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@TempIsMenu,
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@TempCanActivateMenu));
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end;
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function TCefWindowDelegateRef.IsFrameless(const window: ICefWindow): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.is_frameless(PCefWindowDelegate(FData), CefGetData(window)) <> 0);
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end;
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function TCefWindowDelegateRef.CanResize(const window: ICefWindow): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.can_resize(PCefWindowDelegate(FData), CefGetData(window)) <> 0);
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end;
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function TCefWindowDelegateRef.CanMaximize(const window: ICefWindow): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.can_maximize(PCefWindowDelegate(FData), CefGetData(window)) <> 0);
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end;
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function TCefWindowDelegateRef.CanMinimize(const window: ICefWindow): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.can_minimize(PCefWindowDelegate(FData), CefGetData(window)) <> 0);
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end;
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function TCefWindowDelegateRef.CanClose(const window: ICefWindow): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.can_close(PCefWindowDelegate(FData), CefGetData(window)) <> 0);
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end;
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function TCefWindowDelegateRef.OnAccelerator(const window: ICefWindow; command_id: Integer): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.on_accelerator(PCefWindowDelegate(FData), CefGetData(window), command_id) <> 0);
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end;
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function TCefWindowDelegateRef.OnKeyEvent(const window: ICefWindow; const event: TCefKeyEvent): boolean;
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begin
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Result := (PCefWindowDelegate(FData)^.on_key_event(PCefWindowDelegate(FData), CefGetData(window), @event) <> 0);
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end;
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class function TCefWindowDelegateRef.UnWrap(data: Pointer): ICefWindowDelegate;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefWindowDelegate
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else
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Result := nil;
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end;
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end.
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