{-----------------------------------------------------------------------------
The contents of this file are subject to the Mozilla Public License
Version 1.1 (the "License"); you may not use this file except in compliance
with the License. You may obtain a copy of the License at
http://www.mozilla.org/MPL/MPL-1.1.html

Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
the specific language governing rights and limitations under the License.

The Original Code is: JvExForms.pas, released on 2004-01-04

The Initial Developer of the Original Code is Andreas Hausladen [Andreas dott Hausladen att gmx dott de]
Portions created by Andreas Hausladen are Copyright (C) 2004 Andreas Hausladen.
All Rights Reserved.

Contributor(s): -

You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
located at http://jvcl.delphi-jedi.org

Known Issues:
-----------------------------------------------------------------------------}
// $Id$

unit JvExForms;

{$I jvcl.inc}
{MACROINCLUDE JvExControls.macros}

{*****************************************************************************
 * WARNING: Do not edit this file.
 * This file is autogenerated from the source in devtools/JvExVCL/src.
 * If you do it despite this warning your changes will be discarded by the next
 * update of this file. Make your changes in the template files.
 ****************************************************************************}
{$D-} // do not step into this unit

interface

uses
  Windows, Messages, Graphics, Controls, Forms, ToolWin, Types,
  Classes, SysUtils,
  {$IFDEF UNITVERSIONING}
  JclUnitVersioning,
  {$ENDIF UNITVERSIONING}
  JvTypes, JvThemes, JVCLVer, JvExControls;

type
  TJvExScrollingWinControl = class(TScrollingWinControl, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  end;

  TJvExScrollBox = class(TScrollBox, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  end;

  TJvExCustomFrame = class(TCustomFrame, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  end;

  TJvExFrame = class(TFrame, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  end;

  TJvExToolWindow = class(TToolWindow, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  end;

  TJvExCustomForm = class(TCustomForm, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  protected
    procedure CMShowingChanged(var Msg: TMessage); message CM_SHOWINGCHANGED;
    procedure CMDialogKey(var Msg: TCMDialogKey); message CM_DIALOGKEY;
    procedure InitializeNewForm; {$IFDEF COMPILER12_UP}override;{$ELSE}dynamic;{$ENDIF}
  {$IFNDEF COMPILER12_UP}
  public
    constructor CreateNew(AOwner: TComponent; Dummy: Integer = 0); override;
  {$ENDIF ~COMPILER12_UP}
  end;

  TJvExForm = class(TForm, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  protected
    procedure CMShowingChanged(var Msg: TMessage); message CM_SHOWINGCHANGED;
    procedure CMDialogKey(var Msg: TCMDialogKey); message CM_DIALOGKEY;
    procedure InitializeNewForm; {$IFDEF COMPILER12_UP}override;{$ELSE}dynamic;{$ENDIF}
  {$IFNDEF COMPILER12_UP}
  public
    constructor CreateNew(AOwner: TComponent; Dummy: Integer = 0); override;
  {$ENDIF ~COMPILER12_UP}
  end;

  TJvExCustomDockForm = class(TCustomDockForm, IJvExControl)
  private
    FAboutJVCL: TJVCLAboutInfo;
    FHintColor: TColor;
    FMouseOver: Boolean;
    FHintWindowClass: THintWindowClass;
    FOnMouseEnter: TNotifyEvent;
    FOnMouseLeave: TNotifyEvent;
    FOnParentColorChanged: TNotifyEvent;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT; overload;
    function BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT; overload;
    function BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
  protected
    procedure WndProc(var Msg: TMessage); override;
    procedure FocusChanged(AControl: TWinControl); dynamic;
    procedure VisibleChanged; reintroduce; dynamic;
    procedure EnabledChanged; reintroduce; dynamic;
    procedure TextChanged; reintroduce; virtual;
    procedure ColorChanged; reintroduce; dynamic;
    procedure FontChanged; reintroduce; dynamic;
    procedure ParentFontChanged; reintroduce; dynamic;
    procedure ParentColorChanged; reintroduce; dynamic;
    procedure ParentShowHintChanged; reintroduce; dynamic;
    function WantKey(Key: Integer; Shift: TShiftState): Boolean; virtual;
    function HintShow(var HintInfo: THintInfo): Boolean; reintroduce; dynamic;
    function HitTest(X, Y: Integer): Boolean; reintroduce; virtual;
    procedure MouseEnter(AControl: TControl); reintroduce; dynamic;
    procedure MouseLeave(AControl: TControl); reintroduce; dynamic;
    property MouseOver: Boolean read FMouseOver write FMouseOver;
    property HintColor: TColor read FHintColor write FHintColor default clDefault;
    property OnMouseEnter: TNotifyEvent read FOnMouseEnter write FOnMouseEnter;
    property OnMouseLeave: TNotifyEvent read FOnMouseLeave write FOnMouseLeave;
    property OnParentColorChange: TNotifyEvent read FOnParentColorChanged write FOnParentColorChanged;
  public
    constructor Create(AOwner: TComponent); override;
    property HintWindowClass: THintWindowClass read FHintWindowClass write FHintWindowClass;
  published
    property AboutJVCL: TJVCLAboutInfo read FAboutJVCL write FAboutJVCL stored False;
  private
    FDotNetHighlighting: Boolean;
  protected
    procedure BoundsChanged; reintroduce; virtual;
    procedure CursorChanged; reintroduce; dynamic;
    procedure ShowingChanged; reintroduce; dynamic;
    procedure ShowHintChanged; reintroduce; dynamic;
    procedure ControlsListChanging(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure ControlsListChanged(Control: TControl; Inserting: Boolean); reintroduce; dynamic;
    procedure GetDlgCode(var Code: TDlgCodes); virtual;
    procedure FocusSet(PrevWnd: THandle); virtual;
    procedure FocusKilled(NextWnd: THandle); virtual;
    function DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean; virtual;
  {$IFDEF JVCLThemesEnabledD6}
  private
    function GetParentBackground: Boolean;
  protected
    procedure SetParentBackground(Value: Boolean); virtual;
    property ParentBackground: Boolean read GetParentBackground write SetParentBackground;
  {$ENDIF JVCLThemesEnabledD6}
  published
    property DotNetHighlighting: Boolean read FDotNetHighlighting write FDotNetHighlighting default False;
  protected
    procedure CMShowingChanged(var Msg: TMessage); message CM_SHOWINGCHANGED;
    procedure CMDialogKey(var Msg: TCMDialogKey); message CM_DIALOGKEY;
    procedure InitializeNewForm; {$IFDEF COMPILER12_UP}override;{$ELSE}dynamic;{$ENDIF}
  {$IFNDEF COMPILER12_UP}
  public
    constructor CreateNew(AOwner: TComponent; Dummy: Integer = 0); override;
  {$ENDIF ~COMPILER12_UP}
  end;


{$IFDEF UNITVERSIONING}
const
  UnitVersioning: TUnitVersionInfo = (
    RCSfile: '$URL$';
    Revision: '$Revision$';
    Date: '$Date$';
    LogPath: 'JVCL\run'
  );
{$ENDIF UNITVERSIONING}

implementation

const
  UISF_HIDEFOCUS = 1;
  UISF_HIDEACCEL = 2;
  UIS_SET        = 1;
  UIS_CLEAR      = 2;
  UIS_INITIALIZE = 3;

constructor TJvExScrollingWinControl.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExScrollingWinControl.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExScrollingWinControl.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExScrollingWinControl.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExScrollingWinControl.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExScrollingWinControl.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExScrollingWinControl.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExScrollingWinControl.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExScrollingWinControl.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExScrollingWinControl.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExScrollingWinControl.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExScrollingWinControl.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExScrollingWinControl.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExScrollingWinControl.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExScrollingWinControl.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExScrollingWinControl.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExScrollingWinControl.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExScrollingWinControl.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExScrollingWinControl.BoundsChanged;
begin
end;

procedure TJvExScrollingWinControl.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExScrollingWinControl.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExScrollingWinControl.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExScrollingWinControl.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExScrollingWinControl.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExScrollingWinControl.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExScrollingWinControl.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExScrollingWinControl.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExScrollingWinControl.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExScrollingWinControl.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExScrollingWinControl.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExScrollingWinControl.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExScrollingWinControl.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

constructor TJvExScrollBox.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExScrollBox.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExScrollBox.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExScrollBox.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExScrollBox.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExScrollBox.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExScrollBox.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExScrollBox.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExScrollBox.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExScrollBox.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExScrollBox.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExScrollBox.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExScrollBox.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExScrollBox.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExScrollBox.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExScrollBox.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExScrollBox.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExScrollBox.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExScrollBox.BoundsChanged;
begin
end;

procedure TJvExScrollBox.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExScrollBox.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExScrollBox.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExScrollBox.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExScrollBox.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExScrollBox.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExScrollBox.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExScrollBox.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExScrollBox.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExScrollBox.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExScrollBox.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExScrollBox.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExScrollBox.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

constructor TJvExCustomFrame.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExCustomFrame.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExCustomFrame.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExCustomFrame.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExCustomFrame.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExCustomFrame.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExCustomFrame.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExCustomFrame.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExCustomFrame.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExCustomFrame.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExCustomFrame.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExCustomFrame.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExCustomFrame.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExCustomFrame.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExCustomFrame.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExCustomFrame.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExCustomFrame.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExCustomFrame.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExCustomFrame.BoundsChanged;
begin
end;

procedure TJvExCustomFrame.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExCustomFrame.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExCustomFrame.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExCustomFrame.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomFrame.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomFrame.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExCustomFrame.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExCustomFrame.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExCustomFrame.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExCustomFrame.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExCustomFrame.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExCustomFrame.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExCustomFrame.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

constructor TJvExFrame.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExFrame.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExFrame.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExFrame.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExFrame.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExFrame.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExFrame.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExFrame.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExFrame.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExFrame.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExFrame.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExFrame.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExFrame.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExFrame.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExFrame.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExFrame.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExFrame.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExFrame.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExFrame.BoundsChanged;
begin
end;

procedure TJvExFrame.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExFrame.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExFrame.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExFrame.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExFrame.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExFrame.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExFrame.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExFrame.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExFrame.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExFrame.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExFrame.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExFrame.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExFrame.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

constructor TJvExToolWindow.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExToolWindow.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExToolWindow.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExToolWindow.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExToolWindow.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExToolWindow.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExToolWindow.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExToolWindow.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExToolWindow.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExToolWindow.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExToolWindow.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExToolWindow.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExToolWindow.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExToolWindow.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExToolWindow.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExToolWindow.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExToolWindow.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExToolWindow.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExToolWindow.BoundsChanged;
begin
end;

procedure TJvExToolWindow.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExToolWindow.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExToolWindow.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExToolWindow.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExToolWindow.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExToolWindow.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExToolWindow.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExToolWindow.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExToolWindow.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExToolWindow.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExToolWindow.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExToolWindow.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExToolWindow.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

constructor TJvExCustomForm.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExCustomForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExCustomForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExCustomForm.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExCustomForm.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExCustomForm.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExCustomForm.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExCustomForm.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExCustomForm.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExCustomForm.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExCustomForm.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExCustomForm.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExCustomForm.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExCustomForm.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExCustomForm.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExCustomForm.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExCustomForm.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExCustomForm.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExCustomForm.BoundsChanged;
begin
end;

procedure TJvExCustomForm.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExCustomForm.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExCustomForm.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExCustomForm.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomForm.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomForm.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExCustomForm.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExCustomForm.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExCustomForm.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExCustomForm.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExCustomForm.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExCustomForm.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExCustomForm.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

{$IFNDEF COMPILER12_UP}
constructor TJvExCustomForm.CreateNew(AOwner: TComponent; Dummy: Integer);
begin
  inherited CreateNew(AOwner, Dummy);
  InitializeNewForm;
end;
{$ENDIF ~COMPILER12_UP}

procedure TJvExCustomForm.InitializeNewForm;
begin
  {$IFDEF COMPILER12_UP}
  inherited InitializeNewForm;
  {$ENDIF COMPILER12_UP}
  FHintColor := clDefault;
end;

procedure TJvExCustomForm.CMShowingChanged(var Msg: TMessage);
begin
  if Showing then
    SendMessage(Handle, WM_CHANGEUISTATE, UIS_INITIALIZE, 0);
  inherited;
end;

procedure TJvExCustomForm.CMDialogKey(var Msg: TCMDialogKey);
begin
  case Msg.CharCode of
    VK_LEFT..VK_DOWN, VK_TAB:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS), 0);
    VK_MENU:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS or UISF_HIDEACCEL), 0);
  end;
  inherited;
end;

constructor TJvExForm.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExForm.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExForm.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExForm.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExForm.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExForm.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExForm.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExForm.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExForm.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExForm.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExForm.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExForm.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExForm.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExForm.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExForm.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExForm.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExForm.BoundsChanged;
begin
end;

procedure TJvExForm.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExForm.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExForm.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExForm.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExForm.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExForm.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExForm.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExForm.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExForm.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExForm.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExForm.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExForm.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExForm.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

{$IFNDEF COMPILER12_UP}
constructor TJvExForm.CreateNew(AOwner: TComponent; Dummy: Integer);
begin
  inherited CreateNew(AOwner, Dummy);
  InitializeNewForm;
end;
{$ENDIF ~COMPILER12_UP}

procedure TJvExForm.InitializeNewForm;
begin
  {$IFDEF COMPILER12_UP}
  inherited InitializeNewForm;
  {$ENDIF COMPILER12_UP}
  FHintColor := clDefault;
end;

procedure TJvExForm.CMShowingChanged(var Msg: TMessage);
begin
  if Showing then
    SendMessage(Handle, WM_CHANGEUISTATE, UIS_INITIALIZE, 0);
  inherited;
end;

procedure TJvExForm.CMDialogKey(var Msg: TCMDialogKey);
begin
  case Msg.CharCode of
    VK_LEFT..VK_DOWN, VK_TAB:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS), 0);
    VK_MENU:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS or UISF_HIDEACCEL), 0);
  end;
  inherited;
end;

constructor TJvExCustomDockForm.Create(AOwner: TComponent);
begin
  inherited Create(AOwner);
  FHintColor := clDefault;
end;

function TJvExCustomDockForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM = 0; LParam: LPARAM = 0): LRESULT;
var
  Mesg: TMessage;
begin
  CreateWMMessage(Mesg, Msg, WParam, LParam);
  inherited WndProc(Mesg);
  Result := Mesg.Result;
end;

function TJvExCustomDockForm.BaseWndProc(Msg: Cardinal; WParam: WPARAM; LParam: TObject): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(LParam));
end;

function TJvExCustomDockForm.BaseWndProcEx(Msg: Cardinal; WParam: WPARAM; var StructLParam): LRESULT;
begin
  Result := BaseWndProc(Msg, WParam, Windows.LPARAM(@StructLParam));
end;

procedure TJvExCustomDockForm.VisibleChanged;
begin
  BaseWndProc(CM_VISIBLECHANGED);
end;

procedure TJvExCustomDockForm.EnabledChanged;
begin
  BaseWndProc(CM_ENABLEDCHANGED);
end;

procedure TJvExCustomDockForm.TextChanged;
begin
  BaseWndProc(CM_TEXTCHANGED);
end;

procedure TJvExCustomDockForm.FontChanged;
begin
  BaseWndProc(CM_FONTCHANGED);
end;

procedure TJvExCustomDockForm.ColorChanged;
begin
  BaseWndProc(CM_COLORCHANGED);
end;

procedure TJvExCustomDockForm.ParentFontChanged;
begin
  BaseWndProc(CM_PARENTFONTCHANGED);
end;

procedure TJvExCustomDockForm.ParentColorChanged;
begin
  BaseWndProc(CM_PARENTCOLORCHANGED);
  if Assigned(OnParentColorChange) then
    OnParentColorChange(Self);
end;

procedure TJvExCustomDockForm.ParentShowHintChanged;
begin
  BaseWndProc(CM_PARENTSHOWHINTCHANGED);
end;

function TJvExCustomDockForm.WantKey(Key: Integer; Shift: TShiftState): Boolean;
begin
  Result := BaseWndProc(CM_DIALOGCHAR, Word(Key), ShiftStateToKeyData(Shift)) <> 0;
end;

function TJvExCustomDockForm.HitTest(X, Y: Integer): Boolean;
begin
  Result := BaseWndProc(CM_HITTEST, 0, SmallPointToLong(PointToSmallPoint(Point(X, Y)))) <> 0;
end;

function TJvExCustomDockForm.HintShow(var HintInfo: THintInfo): Boolean;
begin
  GetHintColor(HintInfo, Self, FHintColor);
  if FHintWindowClass <> nil then
    HintInfo.HintWindowClass := FHintWindowClass;
  Result := BaseWndProcEx(CM_HINTSHOW, 0, HintInfo) <> 0;
end;

procedure TJvExCustomDockForm.MouseEnter(AControl: TControl);
begin
  FMouseOver := True;
  if Assigned(FOnMouseEnter) then
    FOnMouseEnter(Self);
  BaseWndProc(CM_MOUSEENTER, 0, AControl);
end;

procedure TJvExCustomDockForm.MouseLeave(AControl: TControl);
begin
  FMouseOver := False;
  BaseWndProc(CM_MOUSELEAVE, 0, AControl);
  if Assigned(FOnMouseLeave) then
    FOnMouseLeave(Self);
end;

procedure TJvExCustomDockForm.FocusChanged(AControl: TWinControl);
begin
  BaseWndProc(CM_FOCUSCHANGED, 0, AControl);
end;

procedure TJvExCustomDockForm.BoundsChanged;
begin
end;

procedure TJvExCustomDockForm.CursorChanged;
begin
  BaseWndProc(CM_CURSORCHANGED);
end;

procedure TJvExCustomDockForm.ShowingChanged;
begin
  BaseWndProc(CM_SHOWINGCHANGED);
end;

procedure TJvExCustomDockForm.ShowHintChanged;
begin
  BaseWndProc(CM_SHOWHINTCHANGED);
end;

{ VCL sends CM_CONTROLLISTCHANGE and CM_CONTROLCHANGE in a different order than
  the CLX methods are used. So we must correct it by evaluating "Inserting". }
procedure TJvExCustomDockForm.ControlsListChanging(Control: TControl; Inserting: Boolean);
begin
  if Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomDockForm.ControlsListChanged(Control: TControl; Inserting: Boolean);
begin
  if not Inserting then
    BaseWndProc(CM_CONTROLLISTCHANGE, WPARAM(Control), LPARAM(Inserting))
  else
    BaseWndProc(CM_CONTROLCHANGE, WPARAM(Control), LPARAM(Inserting));
end;

procedure TJvExCustomDockForm.GetDlgCode(var Code: TDlgCodes);
begin
end;

procedure TJvExCustomDockForm.FocusSet(PrevWnd: THandle);
begin
  BaseWndProc(WM_SETFOCUS, WPARAM(PrevWnd), 0);
end;

procedure TJvExCustomDockForm.FocusKilled(NextWnd: THandle);
begin
  BaseWndProc(WM_KILLFOCUS, WPARAM(NextWnd), 0);
end;

function TJvExCustomDockForm.DoEraseBackground(Canvas: TCanvas; Param: LPARAM): Boolean;
begin
  Result := BaseWndProc(WM_ERASEBKGND, Canvas.Handle, Param) <> 0;
end;

{$IFDEF JVCLThemesEnabledD6}
function TJvExCustomDockForm.GetParentBackground: Boolean;
begin
  Result := JvThemes.GetParentBackground(Self);
end;

procedure TJvExCustomDockForm.SetParentBackground(Value: Boolean);
begin
  JvThemes.SetParentBackground(Self, Value);
end;
{$ENDIF JVCLThemesEnabledD6}

procedure TJvExCustomDockForm.WndProc(var Msg: TMessage);
var
  IdSaveDC: Integer;
  DlgCodes: TDlgCodes;
  Canvas: TCanvas;
begin
  if not DispatchIsDesignMsg(Self, Msg) then
  begin
    case Msg.Msg of
      CM_DENYSUBCLASSING:
      Msg.Result := LRESULT(Ord(GetInterfaceEntry(IJvDenySubClassing) <> nil));
    CM_DIALOGCHAR:
      with TCMDialogChar{$IFDEF CLR}.Create{$ENDIF}(Msg) do
        Result := LRESULT(Ord(WantKey(CharCode, KeyDataToShiftState(KeyData))));
    CM_HINTSHOW:
      with TCMHintShow(Msg) do
        Result := LRESULT(HintShow(HintInfo^));
    CM_HITTEST:
      with TCMHitTest(Msg) do
        Result := LRESULT(HitTest(XPos, YPos));
    CM_MOUSEENTER:
      MouseEnter(TControl(Msg.LParam));
    CM_MOUSELEAVE:
      MouseLeave(TControl(Msg.LParam));
    CM_VISIBLECHANGED:
      VisibleChanged;
    CM_ENABLEDCHANGED:
      EnabledChanged;
    CM_TEXTCHANGED:
      TextChanged;
    CM_FONTCHANGED:
      FontChanged;
    CM_COLORCHANGED:
      ColorChanged;
    CM_FOCUSCHANGED:
      FocusChanged(TWinControl(Msg.LParam));
    CM_PARENTFONTCHANGED:
      ParentFontChanged;
    CM_PARENTCOLORCHANGED:
      ParentColorChanged;
    CM_PARENTSHOWHINTCHANGED:
      ParentShowHintChanged;
    CM_CURSORCHANGED:
      CursorChanged;
    CM_SHOWINGCHANGED:
      ShowingChanged;
    CM_SHOWHINTCHANGED:
      ShowHintChanged;
    CM_CONTROLLISTCHANGE:
      if Msg.LParam <> 0 then
        ControlsListChanging(TControl(Msg.WParam), True)
      else
        ControlsListChanged(TControl(Msg.WParam), False);
    CM_CONTROLCHANGE:
      if Msg.LParam = 0 then
        ControlsListChanging(TControl(Msg.WParam), False)
      else
        ControlsListChanged(TControl(Msg.WParam), True);
    WM_SETFOCUS:
      FocusSet(THandle(Msg.WParam));
    WM_KILLFOCUS:
      FocusKilled(THandle(Msg.WParam));
    WM_SIZE, WM_MOVE:
      begin
        inherited WndProc(Msg);
        BoundsChanged;
      end;
    WM_ERASEBKGND:
      if (Msg.WParam <> 0) and not IsDefaultEraseBackground(DoEraseBackground, @TJvExCustomDockForm.DoEraseBackground) then
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against Stock-Objects from Canvas
        Canvas := TCanvas.Create;
        try
          Canvas.Handle := HDC(Msg.WParam);
          Msg.Result := Ord(DoEraseBackground(Canvas, Msg.LParam));
        finally
          Canvas.Handle := 0;
          Canvas.Free;
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end
      else
        inherited WndProc(Msg);
    {$IFNDEF DELPHI2007_UP}
    WM_PRINTCLIENT, WM_PRINT: // VCL bug fix
      begin
        IdSaveDC := SaveDC(HDC(Msg.WParam)); // protect DC against changes
        try
          inherited WndProc(Msg);
        finally
          RestoreDC(HDC(Msg.WParam), IdSaveDC);
        end;
      end;
    {$ENDIF ~DELPHI2007_UP}
    WM_GETDLGCODE:
      begin
        inherited WndProc(Msg);
        DlgCodes := [dcNative] + DlgcToDlgCodes(Msg.Result);
        GetDlgCode(DlgCodes);
        if not (dcNative in DlgCodes) then
          Msg.Result := DlgCodesToDlgc(DlgCodes);
      end;
    else
      inherited WndProc(Msg);
    end;
    case Msg.Msg of // precheck message to prevent access violations on released controls
      CM_MOUSEENTER, CM_MOUSELEAVE, WM_KILLFOCUS, WM_SETFOCUS, WM_NCPAINT:
        if DotNetHighlighting then
          HandleDotNetHighlighting(Self, Msg, MouseOver, Color);
    end;
  end;
end;

//============================================================================

{$IFNDEF COMPILER12_UP}
constructor TJvExCustomDockForm.CreateNew(AOwner: TComponent; Dummy: Integer);
begin
  inherited CreateNew(AOwner, Dummy);
  InitializeNewForm;
end;
{$ENDIF ~COMPILER12_UP}

procedure TJvExCustomDockForm.InitializeNewForm;
begin
  {$IFDEF COMPILER12_UP}
  inherited InitializeNewForm;
  {$ENDIF COMPILER12_UP}
  FHintColor := clDefault;
end;

procedure TJvExCustomDockForm.CMShowingChanged(var Msg: TMessage);
begin
  if Showing then
    SendMessage(Handle, WM_CHANGEUISTATE, UIS_INITIALIZE, 0);
  inherited;
end;

procedure TJvExCustomDockForm.CMDialogKey(var Msg: TCMDialogKey);
begin
  case Msg.CharCode of
    VK_LEFT..VK_DOWN, VK_TAB:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS), 0);
    VK_MENU:
      SendMessage(Handle, WM_CHANGEUISTATE, MakeLong(UIS_CLEAR, UISF_HIDEFOCUS or UISF_HIDEACCEL), 0);
  end;
  inherited;
end;

{$IFDEF UNITVERSIONING}
initialization
  RegisterUnitVersion(HInstance, UnitVersioning);

finalization
  UnregisterUnitVersion(HInstance);
{$ENDIF UNITVERSIONING}

end.