mirror of
https://github.com/salvadordf/CEF4Delphi.git
synced 2024-12-14 09:42:54 +02:00
647 lines
21 KiB
ObjectPascal
647 lines
21 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 © 2017 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 uMiniBrowser;
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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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Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Menus,
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Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Vcl.ExtCtrls, System.Types, Vcl.ComCtrls, Vcl.ClipBrd,
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System.UITypes, Vcl.AppEvnts,
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{$ELSE}
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Windows, Messages, SysUtils, Variants, Classes, Graphics, Menus,
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Controls, Forms, Dialogs, StdCtrls, ExtCtrls, Types, ComCtrls, ClipBrd, AppEvnts,
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{$ENDIF}
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uCEFChromium, uCEFWindowParent, uCEFInterfaces, uCEFApplication, uCEFTypes, uCEFConstants;
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const
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MINIBROWSER_CREATED = WM_APP + $100;
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MINIBROWSER_SHOWDEVTOOLS = WM_APP + $101;
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MINIBROWSER_HIDEDEVTOOLS = WM_APP + $102;
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MINIBROWSER_COPYHTML = WM_APP + $103;
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MINIBROWSER_VISITDOM = WM_APP + $104;
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MINIBROWSER_HOMEPAGE = 'https://www.google.com';
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MINIBROWSER_CONTEXTMENU_SHOWDEVTOOLS = MENU_ID_USER_FIRST + 1;
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MINIBROWSER_CONTEXTMENU_HIDEDEVTOOLS = MENU_ID_USER_FIRST + 2;
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MINIBROWSER_CONTEXTMENU_SHOWJSALERT = MENU_ID_USER_FIRST + 3;
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MINIBROWSER_CONTEXTMENU_SETJSEVENT = MENU_ID_USER_FIRST + 4;
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MINIBROWSER_CONTEXTMENU_COPYHTML = MENU_ID_USER_FIRST + 5;
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MINIBROWSER_CONTEXTMENU_VISITDOM = MENU_ID_USER_FIRST + 6;
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MINIBROWSER_CONTEXTMENU_JSWRITEDOC = MENU_ID_USER_FIRST + 7;
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MINIBROWSER_CONTEXTMENU_JSPRINTDOC = MENU_ID_USER_FIRST + 8;
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MINIBROWSER_CONTEXTMENU_REGSCHEME = MENU_ID_USER_FIRST + 9;
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MINIBROWSER_CONTEXTMENU_CLEARFACT = MENU_ID_USER_FIRST + 10;
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type
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TMiniBrowserFrm = class(TForm)
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NavControlPnl: TPanel;
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NavButtonPnl: TPanel;
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URLEditPnl: TPanel;
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BackBtn: TButton;
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ForwardBtn: TButton;
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ReloadBtn: TButton;
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CEFWindowParent1: TCEFWindowParent;
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Chromium1: TChromium;
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StopBtn: TButton;
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DevTools: TCEFWindowParent;
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Splitter1: TSplitter;
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StatusBar1: TStatusBar;
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URLCbx: TComboBox;
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ConfigPnl: TPanel;
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ConfigBtn: TButton;
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PopupMenu1: TPopupMenu;
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DevTools1: TMenuItem;
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N1: TMenuItem;
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Preferences1: TMenuItem;
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GoBtn: TButton;
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N2: TMenuItem;
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PrintinPDF1: TMenuItem;
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Print1: TMenuItem;
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N3: TMenuItem;
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Zoom1: TMenuItem;
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Inczoom1: TMenuItem;
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Deczoom1: TMenuItem;
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Resetzoom1: TMenuItem;
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SaveDialog1: TSaveDialog;
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ApplicationEvents1: TApplicationEvents;
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OpenDialog1: TOpenDialog;
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N4: TMenuItem;
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Openfile1: TMenuItem;
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procedure FormShow(Sender: TObject);
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procedure BackBtnClick(Sender: TObject);
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procedure ForwardBtnClick(Sender: TObject);
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procedure ReloadBtnClick(Sender: TObject);
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procedure Chromium1AfterCreated(Sender: TObject;
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const browser: ICefBrowser);
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procedure Chromium1LoadingStateChange(Sender: TObject;
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const browser: ICefBrowser; isLoading, canGoBack,
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canGoForward: Boolean);
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procedure Chromium1TitleChange(Sender: TObject;
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const browser: ICefBrowser; const title: ustring);
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procedure Chromium1AddressChange(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame;
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const url: ustring);
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procedure Chromium1BeforeContextMenu(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame;
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const params: ICefContextMenuParams; const model: ICefMenuModel);
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procedure Chromium1ContextMenuCommand(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame;
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const params: ICefContextMenuParams; commandId: Integer;
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eventFlags: TCefEventFlags; out Result: Boolean);
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procedure Chromium1ProcessMessageReceived(Sender: TObject;
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const browser: ICefBrowser; sourceProcess: TCefProcessId;
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const message: ICefProcessMessage; out Result: Boolean);
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procedure Chromium1StatusMessage(Sender: TObject;
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const browser: ICefBrowser; const value: ustring);
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procedure Chromium1TextResultAvailable(Sender: TObject;
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const aText: string);
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procedure PopupMenu1Popup(Sender: TObject);
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procedure DevTools1Click(Sender: TObject);
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procedure Preferences1Click(Sender: TObject);
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procedure ConfigBtnClick(Sender: TObject);
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procedure GoBtnClick(Sender: TObject);
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procedure PrintinPDF1Click(Sender: TObject);
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procedure Print1Click(Sender: TObject);
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procedure Inczoom1Click(Sender: TObject);
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procedure Deczoom1Click(Sender: TObject);
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procedure Resetzoom1Click(Sender: TObject);
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procedure Chromium1FullScreenModeChange(Sender: TObject;
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const browser: ICefBrowser; fullscreen: Boolean);
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procedure Chromium1PreKeyEvent(Sender: TObject;
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const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: PMsg;
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out isKeyboardShortcut, Result: Boolean);
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procedure Chromium1KeyEvent(Sender: TObject;
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const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: PMsg;
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out Result: Boolean);
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procedure ApplicationEvents1Message(var Msg: tagMSG;
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var Handled: Boolean);
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procedure Openfile1Click(Sender: TObject);
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protected
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procedure AddURL(const aURL : string);
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procedure ShowDevTools(aPoint : TPoint); overload;
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procedure ShowDevTools; overload;
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procedure HideDevTools;
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procedure HandleKeyUp(const aMsg : TMsg; var aHandled : boolean);
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procedure HandleKeyDown(const aMsg : TMsg; var aHandled : boolean);
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procedure BrowserCreatedMsg(var aMessage : TMessage); message MINIBROWSER_CREATED;
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procedure ShowDevToolsMsg(var aMessage : TMessage); message MINIBROWSER_SHOWDEVTOOLS;
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procedure HideDevToolsMsg(var aMessage : TMessage); message MINIBROWSER_HIDEDEVTOOLS;
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procedure CopyHTMLMsg(var aMessage : TMessage); message MINIBROWSER_COPYHTML;
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procedure VisitDOMMsg(var aMessage : TMessage); message MINIBROWSER_VISITDOM;
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procedure WMMove(var aMessage : TWMMove); message WM_MOVE;
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procedure WMMoving(var aMessage : TMessage); message WM_MOVING;
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public
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end;
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var
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MiniBrowserFrm : TMiniBrowserFrm;
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implementation
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{$R *.dfm}
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uses
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uPreferences, uCEFProcessMessage, uCEFSchemeHandlerFactory, uHelloScheme;
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procedure TMiniBrowserFrm.BackBtnClick(Sender: TObject);
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begin
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Chromium1.GoBack;
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end;
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procedure TMiniBrowserFrm.ForwardBtnClick(Sender: TObject);
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begin
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Chromium1.GoForward;
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end;
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procedure TMiniBrowserFrm.GoBtnClick(Sender: TObject);
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begin
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Chromium1.LoadURL(URLCbx.Text);
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end;
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procedure TMiniBrowserFrm.ReloadBtnClick(Sender: TObject);
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begin
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Chromium1.Reload;
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end;
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procedure TMiniBrowserFrm.Resetzoom1Click(Sender: TObject);
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begin
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Chromium1.ResetZoomStep;
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end;
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procedure TMiniBrowserFrm.Chromium1AddressChange(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame; const url: ustring);
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begin
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AddURL(url);
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end;
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procedure TMiniBrowserFrm.Chromium1AfterCreated(Sender: TObject;
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const browser: ICefBrowser);
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begin
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PostMessage(Handle, MINIBROWSER_CREATED, 0, 0);
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end;
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procedure TMiniBrowserFrm.Chromium1BeforeContextMenu(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame;
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const params: ICefContextMenuParams; const model: ICefMenuModel);
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begin
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model.AddSeparator;
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model.AddItem(MINIBROWSER_CONTEXTMENU_SHOWJSALERT, 'Show JS Alert');
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model.AddItem(MINIBROWSER_CONTEXTMENU_SETJSEVENT, 'Set mouseover event');
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model.AddItem(MINIBROWSER_CONTEXTMENU_COPYHTML, 'Copy HTML to clipboard');
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model.AddItem(MINIBROWSER_CONTEXTMENU_VISITDOM, 'Visit DOM');
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model.AddItem(MINIBROWSER_CONTEXTMENU_JSWRITEDOC, 'Modify HTML document');
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model.AddItem(MINIBROWSER_CONTEXTMENU_JSPRINTDOC, 'Print using Javascript');
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model.AddItem(MINIBROWSER_CONTEXTMENU_REGSCHEME, 'Register scheme');
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model.AddItem(MINIBROWSER_CONTEXTMENU_CLEARFACT, 'Clear schemes');
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if DevTools.Visible then
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model.AddItem(MINIBROWSER_CONTEXTMENU_HIDEDEVTOOLS, 'Hide DevTools')
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else
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model.AddItem(MINIBROWSER_CONTEXTMENU_SHOWDEVTOOLS, 'Show DevTools');
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end;
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procedure TMiniBrowserFrm.Chromium1ContextMenuCommand(Sender: TObject;
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const browser: ICefBrowser; const frame: ICefFrame;
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const params: ICefContextMenuParams; commandId: Integer;
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eventFlags: TCefEventFlags; out Result: Boolean);
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var
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TempParam : WParam;
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TempFactory: ICefSchemeHandlerFactory;
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begin
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Result := False;
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case commandId of
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MINIBROWSER_CONTEXTMENU_HIDEDEVTOOLS :
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PostMessage(Handle, MINIBROWSER_HIDEDEVTOOLS, 0, 0);
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MINIBROWSER_CONTEXTMENU_SHOWDEVTOOLS :
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begin
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TempParam := ((params.XCoord and $FFFF) shl 16) or (params.YCoord and $FFFF);
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PostMessage(Handle, MINIBROWSER_SHOWDEVTOOLS, TempParam, 0);
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end;
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MINIBROWSER_CONTEXTMENU_SHOWJSALERT :
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if (browser <> nil) and (browser.MainFrame <> nil) then
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browser.MainFrame.ExecuteJavaScript('alert(''JavaScript execute works!'');', 'about:blank', 0);
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MINIBROWSER_CONTEXTMENU_SETJSEVENT :
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if (browser <> nil) and (browser.MainFrame <> nil) then
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browser.MainFrame.ExecuteJavaScript(
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'document.body.addEventListener("mouseover", function(evt){'+
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'function getpath(n){'+
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'var ret = "<" + n.nodeName + ">";'+
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'if (n.parentNode){return getpath(n.parentNode) + ret} else '+
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'return ret'+
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'};'+
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'myextension.mouseover(getpath(evt.target))}'+
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')', 'about:blank', 0);
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MINIBROWSER_CONTEXTMENU_COPYHTML :
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PostMessage(Handle, MINIBROWSER_COPYHTML, 0, 0);
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MINIBROWSER_CONTEXTMENU_VISITDOM :
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PostMessage(Handle, MINIBROWSER_VISITDOM, 0, 0);
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MINIBROWSER_CONTEXTMENU_JSWRITEDOC :
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if (browser <> nil) and (browser.MainFrame <> nil) then
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browser.MainFrame.ExecuteJavaScript(
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'var css = ' + chr(39) + '@page {size: A4; margin: 0;} @media print {html, body {width: 210mm; height: 297mm;}}' + chr(39) + '; ' +
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'var style = document.createElement(' + chr(39) + 'style' + chr(39) + '); ' +
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'style.type = ' + chr(39) + 'text/css' + chr(39) + '; ' +
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'style.appendChild(document.createTextNode(css)); ' +
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'document.head.appendChild(style);',
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'about:blank', 0);
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MINIBROWSER_CONTEXTMENU_JSPRINTDOC :
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if (browser <> nil) and (browser.MainFrame <> nil) then
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browser.MainFrame.ExecuteJavaScript('window.print();', 'about:blank', 0);
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MINIBROWSER_CONTEXTMENU_REGSCHEME :
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if (browser <> nil) and
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(browser.host <> nil) and
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(browser.host.RequestContext <> nil) then
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begin
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// You can register the Scheme Handler Factory in the DPR file or later, for example in a context menu command.
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TempFactory := TCefSchemeHandlerFactoryOwn.Create(THelloScheme);
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if not(browser.host.RequestContext.RegisterSchemeHandlerFactory('hello', '', TempFactory)) then
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MessageDlg('RegisterSchemeHandlerFactory error !', mtError, [mbOk], 0);
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end;
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MINIBROWSER_CONTEXTMENU_CLEARFACT :
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if (browser <> nil) and
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(browser.host <> nil) and
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(browser.host.RequestContext <> nil) then
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begin
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if not(browser.host.RequestContext.ClearSchemeHandlerFactories) then
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MessageDlg('ClearSchemeHandlerFactories error !', mtError, [mbOk], 0);
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end;
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end;
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end;
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procedure TMiniBrowserFrm.Chromium1FullScreenModeChange(Sender: TObject;
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const browser: ICefBrowser; fullscreen: Boolean);
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begin
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if fullscreen then
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begin
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NavControlPnl.Visible := False;
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StatusBar1.Visible := False;
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if (WindowState = wsMaximized) then WindowState := wsNormal;
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BorderIcons := [];
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BorderStyle := bsNone;
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WindowState := wsMaximized;
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end
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else
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begin
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BorderIcons := [biSystemMenu, biMinimize, biMaximize];
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BorderStyle := bsSizeable;
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WindowState := wsNormal;
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NavControlPnl.Visible := True;
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StatusBar1.Visible := True;
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end;
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end;
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procedure TMiniBrowserFrm.Chromium1KeyEvent(Sender: TObject;
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const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: PMsg;
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out Result: Boolean);
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var
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TempMsg : TMsg;
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begin
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Result := False;
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if (event <> nil) and (osEvent <> nil) then
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case osEvent.Message of
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WM_KEYUP :
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begin
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TempMsg := osEvent^;
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HandleKeyUp(TempMsg, Result);
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end;
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WM_KEYDOWN :
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begin
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TempMsg := osEvent^;
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HandleKeyDown(TempMsg, Result);
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end;
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end;
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end;
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procedure TMiniBrowserFrm.ApplicationEvents1Message(var Msg: tagMSG;
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var Handled: Boolean);
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begin
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case Msg.message of
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WM_KEYUP : HandleKeyUp(Msg, Handled);
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WM_KEYDOWN : HandleKeyDown(Msg, Handled);
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end;
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end;
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procedure TMiniBrowserFrm.HandleKeyUp(const aMsg : TMsg; var aHandled : boolean);
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var
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TempMessage : TMessage;
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TempKeyMsg : TWMKey;
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begin
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TempMessage.Msg := aMsg.message;
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TempMessage.wParam := aMsg.wParam;
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TempMessage.lParam := aMsg.lParam;
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TempKeyMsg := TWMKey(TempMessage);
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if (TempKeyMsg.CharCode = VK_F12) then
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begin
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aHandled := True;
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if DevTools.Visible then
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PostMessage(Handle, MINIBROWSER_HIDEDEVTOOLS, 0, 0)
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else
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PostMessage(Handle, MINIBROWSER_SHOWDEVTOOLS, 0, 0);
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end;
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end;
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procedure TMiniBrowserFrm.HandleKeyDown(const aMsg : TMsg; var aHandled : boolean);
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var
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TempMessage : TMessage;
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TempKeyMsg : TWMKey;
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begin
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TempMessage.Msg := aMsg.message;
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TempMessage.wParam := aMsg.wParam;
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TempMessage.lParam := aMsg.lParam;
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TempKeyMsg := TWMKey(TempMessage);
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if (TempKeyMsg.CharCode = VK_F12) then aHandled := True;
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end;
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procedure TMiniBrowserFrm.Chromium1LoadingStateChange(Sender: TObject;
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const browser: ICefBrowser; isLoading, canGoBack, canGoForward: Boolean);
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begin
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BackBtn.Enabled := canGoBack;
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ForwardBtn.Enabled := canGoForward;
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ReloadBtn.Enabled := not(isLoading);
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StopBtn.Enabled := isLoading;
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end;
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procedure TMiniBrowserFrm.Chromium1PreKeyEvent(Sender: TObject;
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const browser: ICefBrowser; const event: PCefKeyEvent; osEvent: PMsg;
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out isKeyboardShortcut, Result: Boolean);
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begin
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Result := False;
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if (event <> nil) and
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(event.kind in [KEYEVENT_KEYDOWN, KEYEVENT_KEYUP]) and
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(event.windows_key_code = VK_F12) then
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isKeyboardShortcut := True;
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end;
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procedure TMiniBrowserFrm.Chromium1ProcessMessageReceived(Sender: TObject;
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const browser: ICefBrowser; sourceProcess: TCefProcessId;
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const message: ICefProcessMessage; out Result: Boolean);
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begin
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if (message <> nil) and (message.Name = 'mouseover') and (message.ArgumentList <> nil) then
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begin
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// Message received from the extension
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StatusBar1.Panels[0].Text := message.ArgumentList.GetString(0);
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Result := True;
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end
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else
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Result := False;
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end;
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procedure TMiniBrowserFrm.Chromium1StatusMessage(Sender: TObject;
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const browser: ICefBrowser; const value: ustring);
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begin
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StatusBar1.Panels[0].Text := value;
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end;
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procedure TMiniBrowserFrm.Chromium1TextResultAvailable(Sender: TObject; const aText: string);
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begin
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clipboard.AsText := aText;
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end;
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procedure TMiniBrowserFrm.Chromium1TitleChange(Sender: TObject;
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const browser: ICefBrowser; const title: ustring);
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begin
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if (title <> '') then
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caption := 'MiniBrowser - ' + title
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else
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caption := 'MiniBrowser';
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end;
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procedure TMiniBrowserFrm.FormShow(Sender: TObject);
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begin
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Chromium1.CreateBrowser(CEFWindowParent1, '');
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end;
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procedure TMiniBrowserFrm.BrowserCreatedMsg(var aMessage : TMessage);
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begin
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NavControlPnl.Enabled := True;
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AddURL(MINIBROWSER_HOMEPAGE);
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Chromium1.LoadURL(MINIBROWSER_HOMEPAGE);
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end;
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procedure TMiniBrowserFrm.AddURL(const aURL : string);
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begin
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if (URLCbx.Items.IndexOf(aURL) < 0) then URLCbx.Items.Add(aURL);
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URLCbx.Text := aURL;
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end;
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procedure TMiniBrowserFrm.ShowDevToolsMsg(var aMessage : TMessage);
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var
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TempPoint : TPoint;
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begin
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TempPoint.x := (aMessage.wParam shr 16) and $FFFF;
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TempPoint.y := aMessage.wParam and $FFFF;
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ShowDevTools(TempPoint);
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end;
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procedure TMiniBrowserFrm.HideDevToolsMsg(var aMessage : TMessage);
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begin
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HideDevTools;
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end;
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procedure TMiniBrowserFrm.Inczoom1Click(Sender: TObject);
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begin
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Chromium1.IncZoomStep;
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end;
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procedure TMiniBrowserFrm.Openfile1Click(Sender: TObject);
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begin
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if OpenDialog1.Execute then Chromium1.LoadURL('file:///' + OpenDialog1.FileName);
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end;
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procedure TMiniBrowserFrm.PopupMenu1Popup(Sender: TObject);
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begin
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if DevTools.Visible then
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DevTools1.Caption := 'Hide DevTools'
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else
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DevTools1.Caption := 'Show DevTools';
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end;
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procedure TMiniBrowserFrm.Preferences1Click(Sender: TObject);
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begin
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PreferencesFrm.ProxyTypeCbx.ItemIndex := Chromium1.ProxyType;
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PreferencesFrm.ProxyServerEdt.Text := Chromium1.ProxyServer;
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PreferencesFrm.ProxyPortEdt.Text := inttostr(Chromium1.ProxyPort);
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PreferencesFrm.ProxyUsernameEdt.Text := Chromium1.ProxyUsername;
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PreferencesFrm.ProxyPasswordEdt.Text := Chromium1.ProxyPassword;
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PreferencesFrm.ProxyScriptURLEdt.Text := Chromium1.ProxyScriptURL;
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PreferencesFrm.ProxyByPassListEdt.Text := Chromium1.ProxyByPassList;
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PreferencesFrm.HeaderNameEdt.Text := Chromium1.CustomHeaderName;
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PreferencesFrm.HeaderValueEdt.Text := Chromium1.CustomHeaderValue;
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if (PreferencesFrm.ShowModal = mrOk) then
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begin
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Chromium1.ProxyType := PreferencesFrm.ProxyTypeCbx.ItemIndex;
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Chromium1.ProxyServer := PreferencesFrm.ProxyServerEdt.Text;
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Chromium1.ProxyPort := strtoint(PreferencesFrm.ProxyPortEdt.Text);
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Chromium1.ProxyUsername := PreferencesFrm.ProxyUsernameEdt.Text;
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Chromium1.ProxyPassword := PreferencesFrm.ProxyPasswordEdt.Text;
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Chromium1.ProxyScriptURL := PreferencesFrm.ProxyScriptURLEdt.Text;
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Chromium1.ProxyByPassList := PreferencesFrm.ProxyByPassListEdt.Text;
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Chromium1.CustomHeaderName := PreferencesFrm.HeaderNameEdt.Text;
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Chromium1.CustomHeaderValue := PreferencesFrm.HeaderValueEdt.Text;
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Chromium1.UpdatePreferences;
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end;
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end;
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procedure TMiniBrowserFrm.Print1Click(Sender: TObject);
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begin
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Chromium1.Print;
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end;
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procedure TMiniBrowserFrm.PrintinPDF1Click(Sender: TObject);
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begin
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SaveDialog1.DefaultExt := 'pdf';
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SaveDialog1.Filter := 'PDF files (*.pdf)|*.PDF';
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if SaveDialog1.Execute and (length(SaveDialog1.FileName) > 0) then
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Chromium1.PrintToPDF(SaveDialog1.FileName, Chromium1.DocumentURL, Chromium1.DocumentURL);
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end;
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procedure TMiniBrowserFrm.ConfigBtnClick(Sender: TObject);
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var
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TempPoint : TPoint;
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begin
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TempPoint.x := ConfigBtn.left;
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TempPoint.y := ConfigBtn.top + ConfigBtn.Height;
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TempPoint := ConfigPnl.ClientToScreen(TempPoint);
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PopupMenu1.Popup(TempPoint.x, TempPoint.y);
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end;
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procedure TMiniBrowserFrm.CopyHTMLMsg(var aMessage : TMessage);
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begin
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Chromium1.RetrieveHTML;
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end;
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procedure TMiniBrowserFrm.VisitDOMMsg(var aMessage : TMessage);
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var
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TempMsg : ICefProcessMessage;
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begin
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// Only works using a TCefCustomRenderProcessHandler.
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// Use the ArgumentList property if you need to pass some parameters.
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TempMsg := TCefProcessMessageRef.New('retrievedom'); // Same name than TCefCustomRenderProcessHandler.MessageName
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Chromium1.SendProcessMessage(PID_RENDERER, TempMsg);
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end;
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procedure TMiniBrowserFrm.WMMove(var aMessage : TWMMove);
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begin
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inherited;
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if (Chromium1 <> nil) then Chromium1.NotifyMoveOrResizeStarted;
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end;
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procedure TMiniBrowserFrm.WMMoving(var aMessage : TMessage);
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begin
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inherited;
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if (Chromium1 <> nil) then Chromium1.NotifyMoveOrResizeStarted;
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end;
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procedure TMiniBrowserFrm.Deczoom1Click(Sender: TObject);
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begin
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Chromium1.DecZoomStep;
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end;
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procedure TMiniBrowserFrm.DevTools1Click(Sender: TObject);
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begin
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if DevTools.Visible then
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HideDevTools
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else
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ShowDevTools;
|
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end;
|
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procedure TMiniBrowserFrm.ShowDevTools(aPoint : TPoint);
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begin
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Splitter1.Visible := True;
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DevTools.Visible := True;
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DevTools.Width := Width div 4;
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Chromium1.ShowDevTools(aPoint, DevTools);
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end;
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procedure TMiniBrowserFrm.ShowDevTools;
|
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var
|
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TempPoint : TPoint;
|
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begin
|
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TempPoint.x := low(integer);
|
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TempPoint.y := low(integer);
|
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ShowDevTools(TempPoint);
|
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end;
|
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procedure TMiniBrowserFrm.HideDevTools;
|
|
begin
|
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Chromium1.CloseDevTools(DevTools);
|
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Splitter1.Visible := False;
|
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DevTools.Visible := False;
|
|
DevTools.Width := 0;
|
|
end;
|
|
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end.
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