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{                       CnPack For Delphi/C++Builder                           }
{                     中国人自己的开放源码第三方开发包                         }
{                   (C)Copyright 2001-2016 CnPack 开发组                       }
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{******************************************************************************}

unit Forms;
{ |<PRE>
================================================================================
* 软件名称：CnPack IDE 专家包
* 单元名称：在脚本中使用的 Forms 单元声明
* 单元作者：周劲羽 (zjy@cnpack.org)
* 备    注：单元的声明内容修改自 Borland Delphi 源代码，仅包含声明部分
*           本单元中声明的类型和函数可以在 PasScript 脚本中使用
* 开发平台：PWinXP SP2 + Delphi 5.01
* 兼容测试：PWin9X/2000/XP + Delphi 5/6/7
* 本 地 化：
* 单元标识：$Id$
* 修改记录：2006.12.29 V1.0
*               创建单元
================================================================================
|</PRE>}

interface

uses Messages, Windows, SysUtils, Classes, Graphics, Menus, Controls, Imm,
  ActnList, MultiMon;

type

{ Forward declarations }

  TScrollingWinControl = class;
  TCustomForm = class;
  TForm = class;
  TMonitor = class;

{ TControlScrollBar }

  TScrollBarKind = (sbHorizontal, sbVertical);
  TScrollBarInc = 1..32767;
  TScrollBarStyle = (ssRegular, ssFlat, ssHotTrack);

  TControlScrollBar = class(TPersistent)
  public
    procedure Assign(Source: TPersistent); override;
    procedure ChangeBiDiPosition;
    property Kind: TScrollBarKind read FKind;
    function IsScrollBarVisible: Boolean;
    property ScrollPos: Integer read GetScrollPos;
  published
    property ButtonSize;
    property Color;
    property Increment;
    property Margin;
    property ParentColor;
    property Position;
    property Range;
    property Smooth;
    property Size;
    property Style;
    property ThumbSize;
    property Tracking;
    property Visible;
  end;

{ TScrollingWinControl }

  TWindowState = (wsNormal, wsMinimized, wsMaximized);

  TScrollingWinControl = class(TWinControl)
  public
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure DisableAutoRange;
    procedure EnableAutoRange;
    procedure ScrollInView(AControl: TControl);
  published
    property HorzScrollBar;
    property VertScrollBar;
  end;

{ TScrollBox }

  TFormBorderStyle = (bsNone, bsSingle, bsSizeable, bsDialog, bsToolWindow,
    bsSizeToolWin);
  TBorderStyle = TFormBorderStyle;

  TScrollBox = class(TScrollingWinControl)
  public
    constructor Create(AOwner: TComponent); override;
  published
    property Align;
    property Anchors;
    property AutoScroll;
    property AutoSize;
    property BiDiMode;
    property BorderStyle;
    property Constraints;
    property DockSite;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property Color;
    property Ctl3D;
    property Font;
    property ParentBiDiMode;
    property ParentColor;
    property ParentCtl3D;
    property ParentFont;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop;
    property Visible;
    property OnCanResize;
    property OnClick;
    property OnConstrainedResize;
    property OnContextPopup;
    property OnDblClick;
    property OnEnter;
    property OnExit;
    property OnGetSiteInfo;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnResize;
  end;

{ TCustomFrame }

  TCustomFrame = class(TScrollingWinControl)
  public
    constructor Create(AOwner: TComponent); override;
  end;

  TCustomFrameClass = class of TCustomFrame;

{ TFrame }

  TFrame = class(TCustomFrame)
  published
    property Align;
    property Anchors;
    property AutoScroll;
    property AutoSize;
    property BiDiMode;
    property Constraints;
    property DockSite;
    property DragCursor;
    property DragKind;
    property DragMode;
    property Enabled;
    property Color;
    property Ctl3D;
    property Font;
    property ParentBiDiMode;
    property ParentColor;
    property ParentCtl3D;
    property ParentFont;
    property ParentShowHint;
    property PopupMenu;
    property ShowHint;
    property TabOrder;
    property TabStop;
    property Visible;
    property OnCanResize;
    property OnClick;
    property OnConstrainedResize;
    property OnContextPopup;
    property OnDblClick;
    property OnEnter;
    property OnExit;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnResize;
  end;

{ IDesignerHook }

  IDesignerHook = interface(IDesignerNotify)
    ['{1E431DA5-2BEA-4DE7-A330-CC45FD2FB1EC}']
    function GetCustomForm: TCustomForm;
    procedure SetCustomForm(Value: TCustomForm);
    function GetIsControl: Boolean;
    procedure SetIsControl(Value: Boolean);
    function IsDesignMsg(Sender: TControl; var Message: TMessage): Boolean;
    procedure PaintGrid;
    procedure ValidateRename(AComponent: TComponent;
      const CurName, NewName: string);
    function UniqueName(const BaseName: string): string;
    function GetRoot: TComponent;
    property IsControl: Boolean read GetIsControl write SetIsControl;
    property Form: TCustomForm read GetCustomForm write SetCustomForm;
  end;

{ IOleForm }

  IOleForm = interface
    ['{CD02E1C1-52DA-11D0-9EA6-0020AF3D82DA}']
    procedure OnDestroy;
    procedure OnResize;
  end;
  
{ TCustomForm }

  TFormStyle = (fsNormal, fsMDIChild, fsMDIForm, fsStayOnTop);
  TBorderIcon = (biSystemMenu, biMinimize, biMaximize, biHelp);
  TBorderIcons = set of TBorderIcon;
  TPosition = (poDesigned, poDefault, poDefaultPosOnly, poDefaultSizeOnly,
    poScreenCenter, poDesktopCenter, poMainFormCenter, poOwnerFormCenter);
  TDefaultMonitor = (dmDesktop, dmPrimary, dmMainForm, dmActiveForm);
  TPrintScale = (poNone, poProportional, poPrintToFit);
  TShowAction = (saIgnore, saRestore, saMinimize, saMaximize);
  TTileMode = (tbHorizontal, tbVertical);
  TModalResult = Integer;
  TCloseAction = (caNone, caHide, caFree, caMinimize);
  TCloseEvent = procedure(Sender: TObject; var Action: TCloseAction) of object;
  TCloseQueryEvent = procedure(Sender: TObject;
    var CanClose: Boolean) of object;
  TFormStateE = (fsCreating, fsVisible, fsShowing, fsModal,
    fsCreatedMDIChild, fsActivated);
  TFormState = set of TFormStateE;
  TShortCutEvent = procedure (var Msg: TWMKey; var Handled: Boolean) of object;

  TCustomForm = class(TScrollingWinControl)
  public
    constructor Create(AOwner: TComponent); override;
    constructor CreateNew(AOwner: TComponent; Dummy: Integer = 0); virtual;
    destructor Destroy; override;
    procedure Close;
    function CloseQuery: Boolean; virtual;
    procedure DefocusControl(Control: TWinControl; Removing: Boolean);
    procedure FocusControl(Control: TWinControl);
    function GetFormImage: TBitmap;
    procedure Hide;
    function IsShortCut(var Message: TWMKey): Boolean; dynamic;
    procedure Print;
    procedure Release;
    procedure SendCancelMode(Sender: TControl);
    function SetFocusedControl(Control: TWinControl): Boolean; virtual;
    procedure Show;
    function ShowModal: Integer; virtual;
    function WantChildKey(Child: TControl; var Message: TMessage): Boolean; virtual;
    property Active: Boolean read FActive;
    property ActiveControl: TWinControl read FActiveControl write SetActiveControl
      stored IsForm;
    property Action;
    property ActiveOleControl: TWinControl read FActiveOleControl write FActiveOleControl;
    property BorderStyle: TFormBorderStyle read FBorderStyle write SetBorderStyle
      stored IsForm default bsSizeable;
    property Canvas: TCanvas read GetCanvas;
    property Color;
    property Designer: IDesignerHook read FDesigner write SetDesigner;
    property DropTarget: Boolean read FDropTarget write FDropTarget;
    property Font;
    property FormState: TFormState read FFormState;
    property HelpFile: string read FHelpFile write FHelpFile;
    property KeyPreview: Boolean read FKeyPreview write FKeyPreview
      stored IsForm default False;
    property Menu: TMainMenu read FMenu write SetMenu stored IsForm;
    property ModalResult: TModalResult read FModalResult write FModalResult;
    property Monitor: TMonitor read GetMonitor;
    property OleFormObject: IOleForm read FOleForm write FOleForm;
    property WindowState: TWindowState read FWindowState write SetWindowState
      stored IsForm default wsNormal;
  end;

  TCustomFormClass = class of TCustomForm;

  { TCustomActiveForm }

  TActiveFormBorderStyle = (afbNone, afbSingle, afbSunken, afbRaised);

  TCustomActiveForm = class(TCustomForm)
  public
    constructor Create(AOwner: TComponent); override;
    function WantChildKey(Child: TControl; var Message: TMessage): Boolean; override;
    property Visible;
  published
    property ActiveControl;
    property Anchors;
    property AutoScroll;
    property AutoSize;
    property AxBorderStyle;
    property BorderWidth;
    property Caption stored True;
    property Color;
    property Constraints;
    property Font;
    property Height stored True;
    property HorzScrollBar;
    property KeyPreview;
    property OldCreateOrder;
    property PixelsPerInch;
    property PopupMenu;
    property PrintScale;
    property Scaled;
    property ShowHint;
    property VertScrollBar;
    property Width stored True;
    property OnActivate;
    property OnClick;
    property OnCreate;
    property OnContextPopup;
    property OnDblClick;
    property OnDestroy;
    property OnDeactivate;
    property OnKeyDown;
    property OnKeyPress;
    property OnKeyUp;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnPaint;
  end;

{ TForm }

  TForm = class(TCustomForm)
  public
    procedure ArrangeIcons;
    procedure Cascade;
    procedure Next;
    procedure Previous;
    procedure Tile;
    property ActiveMDIChild;
    property ClientHandle;
    property DockManager;
    property MDIChildCount;
    property MDIChildren;
    property TileMode;
  published
    property Action;
    property ActiveControl;
    property Align;
    property Anchors;
    property AutoScroll;
    property AutoSize;
    property BiDiMode;
    property BorderIcons;
    property BorderStyle;
    property BorderWidth;
    property Caption;
    property ClientHeight;
    property ClientWidth;
    property Color;
    property Constraints;
    property Ctl3D;
    property UseDockManager;
    property DefaultMonitor;
    property DockSite;
    property DragKind;
    property DragMode;
    property Enabled;
    property ParentFont;
    property Font;
    property FormStyle;
    property Height;
    property HelpFile;
    property HorzScrollBar;
    property Icon;
    property KeyPreview;
    property Menu;
    property OldCreateOrder;
    property ObjectMenuItem;
    property ParentBiDiMode;
    property PixelsPerInch;
    property PopupMenu;
    property Position;
    property PrintScale;
    property Scaled;
    property ShowHint;
    property VertScrollBar;
    property Visible;
    property Width;
    property WindowState;
    property WindowMenu;
    property OnActivate;
    property OnCanResize;
    property OnClick;
    property OnClose;
    property OnCloseQuery;
    property OnConstrainedResize;
    property OnContextPopup;
    property OnCreate;
    property OnDblClick;
    property OnDestroy;
    property OnDeactivate;
    property OnHide;
    property OnHelp;
    property OnKeyDown;
    property OnKeyPress;
    property OnKeyUp;
    property OnMouseDown;
    property OnMouseMove;
    property OnMouseUp;
    property OnMouseWheel;
    property OnMouseWheelDown;
    property OnMouseWheelUp;
    property OnPaint;
    property OnResize;
    property OnShortCut;
    property OnShow;
  end;

  TFormClass = class of TForm;

{ TCustomDockForm }

  TCustomDockForm = class(TCustomForm)
  public
    constructor Create(AOwner: TComponent); override;
    property AutoScroll default False;
    property BorderStyle default bsSizeToolWin;
    property FormStyle default fsStayOnTop;
  published
    property PixelsPerInch;
  end;

{ TDataModule }

  TDataModule = class(TComponent)
  public
    constructor Create(AOwner: TComponent); override;
    constructor CreateNew(AOwner: TComponent; Dummy: Integer = 0); virtual;
    destructor Destroy; override;
    procedure AfterConstruction; override;
    procedure BeforeDestruction; override;
    property DesignOffset: TPoint read FDesignOffset write FDesignOffset;
    property DesignSize: TPoint read FDesignSize write FDesignSize;
  published
    property OldCreateOrder: Boolean read FOldCreateOrder write FOldCreateOrder;
    property OnCreate: TNotifyEvent read FOnCreate write FOnCreate;
    property OnDestroy: TNotifyEvent read FOnDestroy write FOnDestroy;
  end;

{ TMonitor }

  HMONITOR = type Integer;
  
  TMonitor = class
  public
    property Handle: HMONITOR read FHandle;
    property MonitorNum: Integer read FMonitorNum;
    property Left: Integer read GetLeft;
    property Height: Integer read GetHeight;
    property Top: Integer read GetTop;
    property Width: Integer read GetWidth;
  end;

{ TScreen }

  TScreen = class(TComponent)
  public
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure DisableAlign;
    procedure EnableAlign;
    procedure Realign;
    procedure ResetFonts;
    property ActiveControl: TWinControl read FActiveControl;
    property ActiveCustomForm: TCustomForm read FActiveCustomForm;
    property ActiveForm: TForm read FActiveForm;
    property CustomFormCount: Integer read GetCustomFormCount;
    property CustomForms[Index: Integer]: TCustomForm read GetCustomForms;
    property Cursor: TCursor read FCursor write SetCursor;
    property Cursors[Index: Integer]: HCURSOR read GetCursors write SetCursors;
    property DataModules[Index: Integer]: TDataModule read GetDataModule;
    property DataModuleCount: Integer read GetDataModuleCount;
    property MonitorCount: Integer read GetMonitorCount;
    property Monitors[Index: Integer]: TMonitor read GetMonitor;
    property DesktopHeight: Integer read GetDesktopHeight;
    property DesktopLeft: Integer read GetDesktopLeft;
    property DesktopTop: Integer read GetDesktopTop;
    property DesktopWidth: Integer read GetDesktopWidth;
    property HintFont: TFont read FHintFont write SetHintFont;
    property IconFont: TFont read FIconFont write SetIconFont;
    property MenuFont: TFont read FMenuFont write SetMenuFont;
    property Fonts: TStrings read GetFonts;
    property FormCount: Integer read GetFormCount;
    property Forms[Index: Integer]: TForm read GetForm;
    property Imes: TStrings read GetImes;
    property DefaultIme: string read GetDefaultIme;
    property DefaultKbLayout: HKL read FDefaultKbLayout;
    property Height: Integer read GetHeight;
    property PixelsPerInch: Integer read FPixelsPerInch;
    property Width: Integer read GetWidth;
    property OnActiveControlChange: TNotifyEvent
      read FOnActiveControlChange write FOnActiveControlChange;
    property OnActiveFormChange: TNotifyEvent
      read FOnActiveFormChange write FOnActiveFormChange;
  end;

{ TApplication }

  TMessageEvent = procedure (var Msg: TMsg; var Handled: Boolean) of object;
  TIdleEvent = procedure (Sender: TObject; var Done: Boolean) of object;
  TWindowHook = function (var Message: TMessage): Boolean of object;

  TApplication = class(TComponent)
  public
    constructor Create(AOwner: TComponent); override;
    destructor Destroy; override;
    procedure ActivateHint(CursorPos: TPoint);
    procedure BringToFront;
    procedure ControlDestroyed(Control: TControl);
    procedure CancelHint;
    procedure CreateHandle;
    function ExecuteAction(Action: TBasicAction): Boolean; reintroduce;
    procedure HandleException(Sender: TObject);
    procedure HandleMessage;
    function HelpCommand(Command: Integer; Data: Longint): Boolean;
    function HelpContext(Context: THelpContext): Boolean;
    function HelpJump(const JumpID: string): Boolean;
    procedure HideHint;
    procedure HintMouseMessage(Control: TControl; var Message: TMessage);
    procedure HookMainWindow(Hook: TWindowHook);
    procedure Initialize;
    function IsRightToLeft: Boolean;
    function MessageBox(const Text, Caption: PChar; Flags: Longint): Integer;
    procedure Minimize;
    procedure NormalizeAllTopMosts;
    procedure NormalizeTopMosts;
    procedure ProcessMessages;
    procedure Restore;
    procedure RestoreTopMosts;
    procedure Run;
    procedure ShowException(E: Exception);
    procedure Terminate;
    procedure UnhookMainWindow(Hook: TWindowHook);
    function UpdateAction(Action: TBasicAction): Boolean; reintroduce;
    function UseRightToLeftAlignment: Boolean;
    function UseRightToLeftReading: Boolean;
    function UseRightToLeftScrollBar: Boolean;
    property Active: Boolean read FActive;
    property AllowTesting: Boolean read FAllowTesting write FAllowTesting;
    property CurrentHelpFile: string read GetCurrentHelpFile;
    property DialogHandle: HWnd read GetDialogHandle write SetDialogHandle;
    property ExeName: string read GetExeName;
    property Handle: HWnd read FHandle write SetHandle;
    property HelpFile: string read FHelpFile write FHelpFile;
    property Hint: string read FHint write SetHint;
    property HintColor: TColor read FHintColor write SetHintColor;
    property HintHidePause: Integer read FHintHidePause write FHintHidePause;
    property HintPause: Integer read FHintPause write FHintPause;
    property HintShortCuts: Boolean read FHintShortCuts write FHintShortCuts;
    property HintShortPause: Integer read FHintShortPause write FHintShortPause;
    property Icon: TIcon read FIcon write SetIcon;
    property MainForm: TForm read FMainForm;
    property BiDiMode: TBiDiMode read FBiDiMode
      write SetBiDiMode default bdLeftToRight;
    property BiDiKeyboard: string read FBiDiKeyboard write FBiDiKeyboard;
    property NonBiDiKeyboard: string read FNonBiDiKeyboard write FNonBiDiKeyboard;
    property ShowHint: Boolean read FShowHint write SetShowHint;
    property ShowMainForm: Boolean read FShowMainForm write FShowMainForm;
    property Terminated: Boolean read FTerminate;
    property Title: string read GetTitle write SetTitle;
    property UpdateFormatSettings: Boolean read FUpdateFormatSettings
      write FUpdateFormatSettings;
    property UpdateMetricSettings: Boolean read FUpdateMetricSettings
      write FUpdateMetricSettings;
    property OnActionExecute: TActionEvent read FOnActionExecute write FOnActionExecute;
    property OnActionUpdate: TActionEvent read FOnActionUpdate write FOnActionUpdate;
    property OnActivate: TNotifyEvent read FOnActivate write FOnActivate;
    property OnDeactivate: TNotifyEvent read FOnDeactivate write FOnDeactivate;
    property OnIdle: TIdleEvent read FOnIdle write FOnIdle;
    property OnHelp: THelpEvent read FOnHelp write FOnHelp;
    property OnHint: TNotifyEvent read FOnHint write FOnHint;
    property OnMessage: TMessageEvent read FOnMessage write FOnMessage;
    property OnMinimize: TNotifyEvent read FOnMinimize write FOnMinimize;
    property OnRestore: TNotifyEvent read FOnRestore write FOnRestore;
    property OnShortCut: TShortCutEvent read FOnShortCut write FOnShortCut;
  end;

{ Global objects }

function Application: TApplication; overload;
function Screen: TScreen; overload;

function GetParentForm(Control: TControl): TCustomForm;
function ValidParentForm(Control: TControl): TCustomForm;

function DisableTaskWindows(ActiveWindow: HWnd): Pointer;
procedure EnableTaskWindows(WindowList: Pointer);

function IsAccel(VK: Word; const Str: string): Boolean;

function KeysToShiftState(Keys: Word): TShiftState;
function KeyDataToShiftState(KeyData: Longint): TShiftState;

function ForegroundTask: Boolean;

implementation

end.
