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-
- {*******************************************************}
- { }
- { Borland Delphi Visual Component Library }
- { }
- { Copyright (c) 1995,99 Inprise Corporation }
- { }
- {*******************************************************}
-
- unit StdCtrls;
-
- {$R-,T-,H+,X+}
-
- interface
-
- uses Messages, Windows, SysUtils, Classes, Controls, Forms, Menus, Graphics;
-
- type
- TCustomGroupBox = class(TCustomControl)
- protected
- procedure AdjustClientRect(var Rect: TRect); override;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure Paint; override;
- public
- constructor Create(AOwner: TComponent); override;
- end;
-
- TGroupBox = class(TCustomGroupBox)
- published
- property Align;
- property Anchors;
- property BiDiMode;
- property Caption;
- property Color;
- property Constraints;
- property Ctl3D;
- property DockSite;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property TabOrder;
- property TabStop;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDockDrop;
- property OnDockOver;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnGetSiteInfo;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- property OnUnDock;
- end;
-
- TTextLayout = (tlTop, tlCenter, tlBottom);
-
- TCustomLabel = class(TGraphicControl)
- protected
- procedure AdjustBounds; dynamic;
- procedure DoDrawText(var Rect: TRect; Flags: Longint); dynamic;
- function GetLabelText: string; virtual;
- procedure Loaded; override;
- procedure Notification(AComponent: TComponent;
- Operation: TOperation); override;
- procedure Paint; override;
- procedure SetAutoSize(Value: Boolean); virtual;
- property Alignment: TAlignment default taLeftJustify;
- property AutoSize: Boolean default True;
- property FocusControl: TWinControl;
- property ShowAccelChar: Boolean default True;
- property Transparent: Boolean default False;
- property Layout: TTextLayout default tlTop;
- property WordWrap: Boolean default False;
- public
- constructor Create(AOwner: TComponent); override;
- property Canvas;
- end;
-
- TLabel = class(TCustomLabel)
- published
- property Align;
- property Alignment;
- property Anchors;
- property AutoSize;
- property BiDiMode;
- property Caption;
- property Color;
- property Constraints;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property FocusControl;
- property Font;
- property ParentBiDiMode;
- property ParentColor;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowAccelChar;
- property ShowHint;
- property Transparent;
- property Layout;
- property Visible;
- property WordWrap;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TEditCharCase = (ecNormal, ecUpperCase, ecLowerCase);
-
- TCustomEdit = class(TWinControl)
- protected
- procedure Change; dynamic;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWindowHandle(const Params: TCreateParams); override;
- procedure CreateWnd; override;
- procedure DestroyWnd; override;
- procedure DoSetMaxLength(Value: Integer); virtual;
- function GetSelLength: Integer; virtual;
- function GetSelStart: Integer; virtual;
- function GetSelText: string; virtual;
- procedure SetSelLength(Value: Integer); virtual;
- procedure SetSelStart(Value: Integer); virtual;
- property AutoSelect: Boolean default True;
- property AutoSize: Boolean default True;
- property BorderStyle: TBorderStyle default bsSingle;
- property CharCase: TEditCharCase default ecNormal;
- property HideSelection: Boolean default True;
- property MaxLength: Integer default 0;
- property OEMConvert: Boolean default False;
- property PasswordChar: Char default #0;
- property ParentColor default False;
- property ReadOnly: Boolean default False;
- property OnChange: TNotifyEvent;
- public
- constructor Create(AOwner: TComponent); override;
- procedure Clear; virtual;
- procedure ClearSelection;
- procedure CopyToClipboard;
- procedure CutToClipboard;
- procedure DefaultHandler(var Message); override;
- procedure PasteFromClipboard;
- procedure Undo;
- procedure ClearUndo;
- function GetSelTextBuf(Buffer: PChar; BufSize: Integer): Integer; virtual;
- procedure SelectAll;
- procedure SetSelTextBuf(Buffer: PChar);
- property CanUndo: Boolean;
- property Modified: Boolean;
- property SelLength: Integer;
- property SelStart: Integer;
- property SelText: string;
- property Text;
- published
- property TabStop default True;
- end;
-
- TEdit = class(TCustomEdit)
- published
- property Anchors;
- property AutoSelect;
- property AutoSize;
- property BiDiMode;
- property BorderStyle;
- property CharCase;
- property Color;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property HideSelection;
- property ImeMode;
- property ImeName;
- property MaxLength;
- property OEMConvert;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PasswordChar;
- property PopupMenu;
- property ReadOnly;
- property ShowHint;
- property TabOrder;
- property TabStop;
- property Text;
- property Visible;
- property OnChange;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TScrollStyle = (ssNone, ssHorizontal, ssVertical, ssBoth);
-
- TCustomMemo = class(TCustomEdit)
- protected
- function GetCaretPos: TPoint; virtual;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWindowHandle(const Params: TCreateParams); override;
- procedure KeyPress(var Key: Char); override;
- procedure Loaded; override;
- procedure SetAlignment(Value: TAlignment);
- procedure SetLines(Value: TStrings);
- procedure SetScrollBars(Value: TScrollStyle);
- procedure SetWordWrap(Value: Boolean);
- property Alignment: TAlignment default taLeftJustify;
- property ScrollBars: TScrollStyle default ssNone;
- property WantReturns: Boolean default True;
- property WantTabs: Boolean default False;
- property WordWrap: Boolean default True;
- public
- constructor Create(AOwner: TComponent); override;
- destructor Destroy; override;
- function GetControlsAlignment: TAlignment; override;
- property CaretPos: TPoint;
- property Lines: TStrings;
- end;
-
- TMemo = class(TCustomMemo)
- published
- property Align;
- property Alignment;
- property Anchors;
- property BiDiMode;
- property BorderStyle;
- property Color;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property HideSelection;
- property ImeMode;
- property ImeName;
- property Lines;
- property MaxLength;
- property OEMConvert;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ReadOnly;
- property ScrollBars;
- property ShowHint;
- property TabOrder;
- property TabStop;
- property Visible;
- property WantReturns;
- property WantTabs;
- property WordWrap;
- property OnChange;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TComboBoxStyle = (csDropDown, csSimple, csDropDownList, csOwnerDrawFixed,
- csOwnerDrawVariable);
- TOwnerDrawState = Windows.TOwnerDrawState;
- {$NODEFINE TOwnerDrawState}
-
- TDrawItemEvent = procedure(Control: TWinControl; Index: Integer;
- Rect: TRect; State: TOwnerDrawState) of object;
-
- TMeasureItemEvent = procedure(Control: TWinControl; Index: Integer;
- var Height: Integer) of object;
-
- TCustomComboBox = class(TWinControl)
- protected
- procedure ComboWndProc(var Message: TMessage; ComboWnd: HWnd;
- ComboProc: Pointer); virtual;
- procedure WndProc(var Message: TMessage); override;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- procedure DestroyWnd; override;
- procedure DrawItem(Index: Integer; Rect: TRect;
- State: TOwnerDrawState); virtual;
- function GetComboControl: HWND; virtual;
- procedure MeasureItem(Index: Integer; var Height: Integer); virtual;
- procedure Change; dynamic;
- procedure DropDown; dynamic;
- procedure SetStyle(Value: TComboBoxStyle); virtual;
- property DropDownCount: Integer default 8;
- property EditHandle: HWnd;
- property ItemHeight: Integer;
- property ListHandle: HWnd;
- property MaxLength: Integer default 0;
- property ParentColor default False;
- property Sorted: Boolean default False;
- property Style: TComboBoxStyle default csDropDown;
- property OnChange: TNotifyEvent;
- property OnDropDown: TNotifyEvent;
- property OnDrawItem: TDrawItemEvent;
- property OnMeasureItem: TMeasureItemEvent;
- public
- constructor Create(AOwner: TComponent); override;
- destructor Destroy; override;
- procedure Clear;
- function Focused: Boolean; override;
- procedure SelectAll;
- property CharCase: TEditCharCase default ecNormal;
- property Canvas: TCanvas;
- property DroppedDown: Boolean;
- property Items: TStrings;
- property ItemIndex: Integer;
- property SelLength: Integer;
- property SelStart: Integer;
- property SelText: string;
- published
- property TabStop default True;
- end;
-
- TComboBox = class(TCustomComboBox)
- published
- property Style; {Must be published before Items}
- property Anchors;
- property BiDiMode;
- property Color;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property DropDownCount;
- property Enabled;
- property Font;
- property ImeMode;
- property ImeName;
- property ItemHeight;
- property MaxLength;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property Sorted;
- property TabOrder;
- property TabStop;
- property Text;
- property Visible;
- property OnChange;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnDrawItem;
- property OnDropDown;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMeasureItem;
- property OnStartDock;
- property OnStartDrag;
- property Items; { Must be published after OnMeasureItem }
- end;
-
- { TButtonControl }
-
- TButtonControl = class;
-
- TButtonActionLink = class(TWinControlActionLink)
- protected
- FClient: TButtonControl;
- procedure AssignClient(AClient: TObject); override;
- function IsCheckedLinked: Boolean; override;
- procedure SetChecked(Value: Boolean); override;
- end;
-
- TButtonActionLinkClass = class of TButtonActionLink;
-
- TButtonControl = class(TWinControl)
- protected
- procedure ActionChange(Sender: TObject; CheckDefaults: Boolean); override;
- function GetActionLinkClass: TControlActionLinkClass; override;
- function GetChecked: Boolean; virtual;
- procedure SetChecked(Value: Boolean); virtual;
- procedure WndProc(var Message: TMessage); override;
- property Checked: Boolean default False;
- property ClicksDisabled: Boolean;
- public
- constructor Create(AOwner: TComponent); override;
- end;
-
- TButton = class(TButtonControl)
- protected
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- procedure SetButtonStyle(ADefault: Boolean); virtual;
- public
- constructor Create(AOwner: TComponent); override;
- procedure Click; override;
- function UseRightToLeftAlignment: Boolean; override;
- published
- property Action;
- property Anchors;
- property BiDiMode;
- property Cancel: Boolean default False;
- property Caption;
- property Constraints;
- property Default: Boolean default False;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property ModalResult: TModalResult default 0;
- property ParentBiDiMode;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property TabOrder;
- property TabStop default True;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TCheckBoxState = (cbUnchecked, cbChecked, cbGrayed);
-
- TCustomCheckBox = class(TButtonControl)
- protected
- procedure Toggle; virtual;
- procedure Click; override;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- function GetChecked: Boolean; override;
- procedure SetChecked(Value: Boolean); override;
- property Alignment: TLeftRight default taRightJustify;
- property AllowGrayed: Boolean default False;
- property State: TCheckBoxState default cbUnchecked;
- public
- constructor Create(AOwner: TComponent); override;
- function GetControlsAlignment: TAlignment; override;
- published
- property TabStop default True;
- end;
-
- TCheckBox = class(TCustomCheckBox)
- published
- property Action;
- property Alignment;
- property AllowGrayed;
- property Anchors;
- property BiDiMode;
- property Caption;
- property Checked;
- property Color;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property State;
- property TabOrder;
- property TabStop;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TRadioButton = class(TButtonControl)
- protected
- function GetChecked: Boolean; override;
- procedure SetChecked(Value: Boolean); override;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- public
- constructor Create(AOwner: TComponent); override;
- function GetControlsAlignment: TAlignment; override;
- published
- property Action;
- property Alignment: TLeftRight default taRightJustify;
- property Anchors;
- property BiDiMode;
- property Caption;
- property Checked;
- property Color;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Font;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property TabOrder;
- property TabStop;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TListBoxStyle = (lbStandard, lbOwnerDrawFixed, lbOwnerDrawVariable);
-
- TCustomListBox = class(TWinControl)
- protected
- FMoving: Boolean;
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- procedure DestroyWnd; override;
- procedure WndProc(var Message: TMessage); override;
- procedure DragCanceled; override;
- procedure DrawItem(Index: Integer; Rect: TRect;
- State: TOwnerDrawState); virtual;
- procedure MeasureItem(Index: Integer; var Height: Integer); virtual;
- function InternalGetItemData(Index: Integer): Longint; dynamic;
- procedure InternalSetItemData(Index: Integer; AData: Longint); dynamic;
- function GetItemData(Index: Integer): LongInt; dynamic;
- procedure SetItemData(Index: Integer; AData: LongInt); dynamic;
- procedure ResetContent; dynamic;
- procedure DeleteString(Index: Integer); dynamic;
- property BorderStyle: TBorderStyle default bsSingle;
- property Columns: Integer default 0;
- property ExtendedSelect: Boolean default True;
- property IntegralHeight: Boolean default False;
- property ItemHeight: Integer;
- property MultiSelect: Boolean default False;
- property ParentColor default False;
- property Sorted: Boolean default False;
- property Style: TListBoxStyle default lbStandard;
- property TabWidth: Integer default 0;
- property OnDrawItem: TDrawItemEvent;
- property OnMeasureItem: TMeasureItemEvent;
- public
- constructor Create(AOwner: TComponent); override;
- destructor Destroy; override;
- procedure Clear;
- function ItemAtPos(Pos: TPoint; Existing: Boolean): Integer;
- function ItemRect(Index: Integer): TRect;
- property Canvas: TCanvas;
- property Items: TStrings;
- property ItemIndex: Integer;
- property SelCount: Integer;
- property Selected[Index: Integer]: Boolean;
- property TopIndex: Integer;
- published
- property TabStop default True;
- end;
-
- TListBox = class(TCustomListBox)
- published
- property Align;
- property Anchors;
- property BiDiMode;
- property BorderStyle;
- property Color;
- property Columns;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property ExtendedSelect;
- property Font;
- property ImeMode;
- property ImeName;
- property IntegralHeight;
- property ItemHeight;
- property Items;
- property MultiSelect;
- property ParentBiDiMode;
- property ParentColor;
- property ParentCtl3D;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowHint;
- property Sorted;
- property Style;
- property TabOrder;
- property TabStop;
- property TabWidth;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnDrawItem;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnMeasureItem;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TScrollCode = (scLineUp, scLineDown, scPageUp, scPageDown, scPosition,
- scTrack, scTop, scBottom, scEndScroll);
-
- TScrollEvent = procedure(Sender: TObject; ScrollCode: TScrollCode;
- var ScrollPos: Integer) of object;
-
- TScrollBar = class(TWinControl)
- protected
- procedure CreateParams(var Params: TCreateParams); override;
- procedure CreateWnd; override;
- procedure Change; dynamic;
- procedure Scroll(ScrollCode: TScrollCode; var ScrollPos: Integer); dynamic;
- public
- constructor Create(AOwner: TComponent); override;
- procedure SetParams(APosition, AMin, AMax: Integer);
- published
- property Align;
- property Anchors;
- property BiDiMode;
- property Constraints;
- property Ctl3D;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property Kind: TScrollBarKind default sbHorizontal;
- property LargeChange: TScrollBarInc default 1;
- property Max: Integer default 100;
- property Min: Integer default 0;
- property PageSize: Integer;
- property ParentBiDiMode;
- property ParentCtl3D;
- property ParentShowHint;
- property PopupMenu;
- property Position: Integer default 0;
- property ShowHint;
- property SmallChange: TScrollBarInc default 1;
- property TabOrder;
- property TabStop default True;
- property Visible;
- property OnContextPopup;
- property OnChange: TNotifyEvent;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnEnter;
- property OnExit;
- property OnKeyDown;
- property OnKeyPress;
- property OnKeyUp;
- property OnScroll: TScrollEvent;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- TStaticBorderStyle = (sbsNone, sbsSingle, sbsSunken);
-
- TCustomStaticText = class(TWinControl)
- protected
- procedure CreateParams(var Params: TCreateParams); override;
- procedure Loaded; override;
- procedure Notification(AComponent: TComponent; Operation: TOperation); override;
- property Alignment: TAlignment default taLeftJustify;
- property AutoSize: Boolean default True;
- property BorderStyle: TStaticBorderStyle default sbsNone;
- property FocusControl: TWinControl;
- property ShowAccelChar: Boolean default True;
- public
- constructor Create(AOwner: TComponent); override;
- end;
-
- TStaticText = class(TCustomStaticText)
- published
- property Align;
- property Alignment;
- property Anchors;
- property AutoSize;
- property BiDiMode;
- property BorderStyle;
- property Caption;
- property Color;
- property Constraints;
- property DragCursor;
- property DragKind;
- property DragMode;
- property Enabled;
- property FocusControl;
- property Font;
- property ParentBiDiMode;
- property ParentColor;
- property ParentFont;
- property ParentShowHint;
- property PopupMenu;
- property ShowAccelChar;
- property ShowHint;
- property TabOrder;
- property TabStop;
- property Visible;
- property OnClick;
- property OnContextPopup;
- property OnDblClick;
- property OnDragDrop;
- property OnDragOver;
- property OnEndDock;
- property OnEndDrag;
- property OnMouseDown;
- property OnMouseMove;
- property OnMouseUp;
- property OnStartDock;
- property OnStartDrag;
- end;
-
- implementation
-