mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-11-15 15:55:56 +01:00
03f9e9a1b9
Fixed issue #404 : Memory leak with empty TChromiumDefaultUrl Fixed crash in RasperryPi OS 64 bits
344 lines
11 KiB
ObjectPascal
344 lines
11 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 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 © 2022 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 uCEFWindow;
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{$IFDEF FPC}
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{$MODE OBJFPC}{$H+}
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{$ENDIF}
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{$I cef.inc}
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{$IFNDEF TARGET_64BITS}{$ALIGN ON}{$ENDIF}
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{$MINENUMSIZE 4}
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interface
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uses
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{$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, uCEFPanel;
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type
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TCefWindowRef = class(TCefPanelRef, ICefWindow)
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protected
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procedure Show;
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procedure Hide;
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procedure CenterWindow(const size_: TCefSize);
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procedure Close;
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function IsClosed : boolean;
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procedure Activate;
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procedure Deactivate;
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function IsActive : boolean;
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procedure BringToTop;
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procedure SetAlwaysOnTop(on_top: boolean);
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function IsAlwaysOnTop : boolean;
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procedure Maximize;
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procedure Minimize;
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procedure Restore;
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procedure SetFullscreen(fullscreen: boolean);
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function IsMaximized : boolean;
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function IsMinimized : boolean;
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function IsFullscreen : boolean;
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procedure SetTitle(const title_: ustring);
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function GetTitle : ustring;
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procedure SetWindowIcon(const image: ICefImage);
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function GetWindowIcon : ICefImage;
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procedure SetWindowAppIcon(const image: ICefImage);
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function GetWindowAppIcon : ICefImage;
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function AddOverlayView(const view: ICefView; docking_mode: TCefDockingMode): ICefOverlayController;
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procedure ShowMenu(const menu_model: ICefMenuModel; const screen_point: TCefPoint; anchor_position : TCefMenuAnchorPosition);
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procedure CancelMenu;
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function GetDisplay : ICefDisplay;
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function GetClientAreaBoundsInScreen : TCefRect;
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procedure SetDraggableRegions(regionsCount: NativeUInt; const regions: PCefDraggableRegionArray);
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function GetWindowHandle : TCefWindowHandle;
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procedure SendKeyPress(key_code: Integer; event_flags: cardinal);
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procedure SendMouseMove(screen_x, screen_y: Integer);
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procedure SendMouseEvents(button: TCefMouseButtonType; mouse_down, mouse_up: boolean);
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procedure SetAccelerator(command_id, key_code : Integer; shift_pressed, ctrl_pressed, alt_pressed: boolean);
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procedure RemoveAccelerator(command_id: Integer);
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procedure RemoveAllAccelerators;
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public
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class function UnWrap(data: Pointer): ICefWindow;
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class function CreateTopLevel(const delegate: ICefWindowDelegate): ICefWindow;
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end;
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implementation
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uses
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uCEFLibFunctions, uCEFMiscFunctions, uCEFImage, uCEFDisplay, uCEFOverlayController;
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procedure TCefWindowRef.Show;
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begin
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PCefWindow(FData)^.show(PCefWindow(FData));
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end;
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procedure TCefWindowRef.Hide;
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begin
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PCefWindow(FData)^.hide(PCefWindow(FData));
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end;
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procedure TCefWindowRef.CenterWindow(const size_: TCefSize);
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begin
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PCefWindow(FData)^.center_window(PCefWindow(FData), @size_);
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end;
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procedure TCefWindowRef.Close;
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begin
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PCefWindow(FData)^.close(PCefWindow(FData));
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end;
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function TCefWindowRef.IsClosed : boolean;
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begin
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Result := (PCefWindow(FData)^.is_closed(PCefWindow(FData)) <> 0);
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end;
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procedure TCefWindowRef.Activate;
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begin
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PCefWindow(FData)^.activate(PCefWindow(FData));
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end;
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procedure TCefWindowRef.Deactivate;
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begin
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PCefWindow(FData)^.deactivate(PCefWindow(FData));
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end;
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function TCefWindowRef.IsActive : boolean;
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begin
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Result := (PCefWindow(FData)^.is_active(PCefWindow(FData)) <> 0);
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end;
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procedure TCefWindowRef.BringToTop;
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begin
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PCefWindow(FData)^.bring_to_top(PCefWindow(FData));
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end;
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procedure TCefWindowRef.SetAlwaysOnTop(on_top: boolean);
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begin
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PCefWindow(FData)^.set_always_on_top(PCefWindow(FData), ord(on_top));
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end;
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function TCefWindowRef.IsAlwaysOnTop : boolean;
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begin
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Result := (PCefWindow(FData)^.is_always_on_top(PCefWindow(FData)) <> 0);
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end;
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procedure TCefWindowRef.Maximize;
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begin
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PCefWindow(FData)^.maximize(PCefWindow(FData));
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end;
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procedure TCefWindowRef.Minimize;
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begin
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PCefWindow(FData)^.minimize(PCefWindow(FData));
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end;
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procedure TCefWindowRef.Restore;
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begin
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PCefWindow(FData)^.restore(PCefWindow(FData));
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end;
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procedure TCefWindowRef.SetFullscreen(fullscreen: boolean);
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begin
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PCefWindow(FData)^.set_fullscreen(PCefWindow(FData), ord(fullscreen));
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end;
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function TCefWindowRef.IsMaximized : boolean;
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begin
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Result := (PCefWindow(FData)^.is_maximized(PCefWindow(FData)) <> 0);
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end;
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function TCefWindowRef.IsMinimized : boolean;
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begin
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Result := (PCefWindow(FData)^.is_minimized(PCefWindow(FData)) <> 0);
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end;
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function TCefWindowRef.IsFullscreen : boolean;
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begin
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Result := (PCefWindow(FData)^.is_fullscreen(PCefWindow(FData)) <> 0);
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end;
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procedure TCefWindowRef.SetTitle(const title_: ustring);
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var
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TempTitle : TCefString;
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begin
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TempTitle := CefString(title_);
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PCefWindow(FData)^.set_title(PCefWindow(FData), @TempTitle);
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end;
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function TCefWindowRef.GetTitle : ustring;
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begin
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Result := CefStringFreeAndGet(PCefWindow(FData)^.get_title(PCefWindow(FData)));
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end;
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procedure TCefWindowRef.SetWindowIcon(const image: ICefImage);
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begin
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PCefWindow(FData)^.set_window_icon(PCefWindow(FData), CefGetData(image));
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end;
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function TCefWindowRef.GetWindowIcon : ICefImage;
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begin
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Result := TCefImageRef.UnWrap(PCefWindow(FData)^.get_window_icon(PCefWindow(FData)));
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end;
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procedure TCefWindowRef.SetWindowAppIcon(const image: ICefImage);
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begin
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PCefWindow(FData)^.set_window_app_icon(PCefWindow(FData), CefGetData(image));
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end;
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function TCefWindowRef.GetWindowAppIcon : ICefImage;
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begin
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Result := TCefImageRef.UnWrap(PCefWindow(FData)^.get_window_app_icon(PCefWindow(FData)));
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end;
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function TCefWindowRef.AddOverlayView(const view: ICefView; docking_mode: TCefDockingMode): ICefOverlayController;
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begin
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Result := TCefOverlayControllerRef.UnWrap(PCefWindow(FData)^.add_overlay_view(PCefWindow(FData),
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CefGetData(view),
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docking_mode));
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end;
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procedure TCefWindowRef.ShowMenu(const menu_model : ICefMenuModel;
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const screen_point : TCefPoint;
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anchor_position : TCefMenuAnchorPosition);
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begin
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PCefWindow(FData)^.show_menu(PCefWindow(FData),
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CefGetData(menu_model),
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@screen_point,
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anchor_position);
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end;
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procedure TCefWindowRef.CancelMenu;
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begin
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PCefWindow(FData)^.cancel_menu(PCefWindow(FData));
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end;
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function TCefWindowRef.GetDisplay : ICefDisplay;
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begin
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Result := TCefDisplayRef.UnWrap(PCefWindow(FData)^.get_display(PCefWindow(FData)));
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end;
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function TCefWindowRef.GetClientAreaBoundsInScreen : TCefRect;
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begin
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Result := PCefWindow(FData)^.get_client_area_bounds_in_screen(PCefWindow(FData));
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end;
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procedure TCefWindowRef.SetDraggableRegions(regionsCount: NativeUInt; const regions: PCefDraggableRegionArray);
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begin
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PCefWindow(FData)^.set_draggable_regions(PCefWindow(FData), regionsCount, regions);
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end;
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function TCefWindowRef.GetWindowHandle : TCefWindowHandle;
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begin
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Result := PCefWindow(FData)^.get_window_handle(PCefWindow(FData));
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end;
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procedure TCefWindowRef.SendKeyPress(key_code: Integer; event_flags: cardinal);
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begin
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PCefWindow(FData)^.send_key_press(PCefWindow(FData), key_code, event_flags);
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end;
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procedure TCefWindowRef.SendMouseMove(screen_x, screen_y: Integer);
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begin
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PCefWindow(FData)^.send_mouse_move(PCefWindow(FData), screen_x, screen_y);
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end;
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procedure TCefWindowRef.SendMouseEvents(button : TCefMouseButtonType;
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mouse_down : boolean;
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mouse_up : boolean);
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begin
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PCefWindow(FData)^.send_mouse_events(PCefWindow(FData),
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button,
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ord(mouse_down),
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ord(mouse_up));
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end;
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procedure TCefWindowRef.SetAccelerator(command_id : Integer;
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key_code : Integer;
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shift_pressed : boolean;
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ctrl_pressed : boolean;
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alt_pressed : boolean);
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begin
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PCefWindow(FData)^.set_accelerator(PCefWindow(FData),
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command_id,
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key_code,
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ord(shift_pressed),
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ord(ctrl_pressed),
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ord(alt_pressed));
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end;
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procedure TCefWindowRef.RemoveAccelerator(command_id: Integer);
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begin
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PCefWindow(FData)^.remove_accelerator(PCefWindow(FData), command_id);
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end;
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procedure TCefWindowRef.RemoveAllAccelerators;
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begin
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PCefWindow(FData)^.remove_all_accelerators(PCefWindow(FData));
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end;
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class function TCefWindowRef.UnWrap(data: Pointer): ICefWindow;
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begin
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if (data <> nil) then
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Result := Create(data) as ICefWindow
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else
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Result := nil;
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end;
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class function TCefWindowRef.CreateTopLevel(const delegate: ICefWindowDelegate): ICefWindow;
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var
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TempWindow : PCefWindow;
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begin
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Result := nil;
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if (delegate <> nil) then
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begin
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TempWindow := cef_window_create_top_level(CefGetData(delegate));
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if (TempWindow <> nil) then
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Result := Create(TempWindow) as ICefWindow;
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end;
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end;
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end.
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