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https://gitlab.com/freepascal.org/lazarus/lazarus.git
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2249 lines
82 KiB
ObjectPascal
2249 lines
82 KiB
ObjectPascal
{ $Id$}
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{
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/***************************************************************************
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ComCtrls.pp
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-----------
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Component Library Common Controls
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Initial Revision : Sat Apr 10 22:49:32 CST 1999
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***************************************************************************/
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*****************************************************************************
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* *
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* This file is part of the Lazarus Component Library (LCL) *
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* *
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* See the file COPYING.LCL, included in this distribution, *
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* for details about the copyright. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
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* *
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*****************************************************************************
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}
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{
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@abstract(Just a try to provide the same objects as the Delphi comctrls unit)
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@author(TProgressBar - Stefan Hille <stoppok@osibisa.ms.sub.org>)
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@author(TTrackBar - Stefan Hille <stoppok@osibisa.ms.sub.org>)
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@created(1999)
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@lastmod(1999)
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}
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unit ComCtrls;
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{$mode objfpc}
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{$H+}
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interface
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uses
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SysUtils, Classes, LCLStrConsts, LCLIntf, LCLType, LCLProc, AvgLvlTree,
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Controls, Forms, StdCtrls, ExtCtrls, vclGlobals, LMessages, Menus, ImgList,
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GraphType, Graphics, ToolWin, CommCtrl, Buttons, Math;
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type
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TStatusPanelStyle = (psText, psOwnerDraw);
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TStatusPanelBevel = (pbNone, pbLowered, pbRaised);
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TStatusBar = class; //forward declaration
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TPanelPart = (
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ppText, // for text and text alignment
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ppBorder, // for bevel and style
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ppWidth // for width
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);
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TPanelParts = set of TPanelPart;
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TStatusPanel = class(TCollectionItem)
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private
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FText: string;
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FWidth: Integer;
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FAlignment: TAlignment;
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FBevel: TStatusPanelBevel;
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FParentBiDiMode: Boolean;
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FStyle: TStatusPanelStyle;
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procedure SetAlignment(Value: TAlignment);
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procedure SetBevel(Value: TStatusPanelBevel);
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procedure SetStyle(Value: TStatusPanelStyle);
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procedure SetText(const Value: string);
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procedure SetWidth(Value: Integer);
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protected
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function GetDisplayName: string; override;
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procedure PanelChanged(const Parts: TPanelParts);
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public
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constructor Create(aCollection: TCollection); override;
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procedure Assign(Source: TPersistent); override;
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function StatusBar: TStatusBar;
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published
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property Alignment: TAlignment read FAlignment write SetAlignment;
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property Bevel: TStatusPanelBevel read FBevel write SetBevel default pbLowered;
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property Style: TStatusPanelStyle read FStyle write SetStyle default psText;
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property Text: string read FText write SetText;
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property Width: Integer read FWidth write SetWidth;
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end;
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TStatusPanels = class(TCollection)
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private
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FStatusBar: TStatusBar;
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function GetItem(Index: Integer): TStatusPanel;
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procedure SetItem(Index: Integer; Value: TStatusPanel);
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protected
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function GetOwner: TPersistent; override;
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procedure Update(Item: TCollectionItem); override;
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public
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constructor Create(TheStatusBar: TStatusBar);
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function Add: TStatusPanel;
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property Items[Index: Integer]: TStatusPanel read GetItem write SetItem; default;
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property StatusBar: TStatusBar read FStatusBar;
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end;
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{ TStatusBar }
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TStatusBar = Class(TWinControl)
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private
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FCanvas : TCanvas;
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FPanels : TStatusPanels;
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FSimpleText : String;
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FSimplePanel : Boolean;
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procedure SetPanels(Value: TStatusPanels);
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procedure SetSimpleText(const Value : String);
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procedure SetSimplePanel(Value : Boolean);
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Procedure WMPaint(var Msg: TLMPaint); message LM_PAINT;
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Procedure DrawDivider(X : Integer);
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Procedure DrawBevel(xLeft, PanelNum : Integer);
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protected
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function ColorIsStored: boolean; override;
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public
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constructor Create(TheOwner: TComponent); override;
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destructor Destroy; override;
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procedure InvalidatePanel(PanelIndex: integer; PanelParts: TPanelParts); virtual;
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procedure GetPanelRect(PanelIndex: integer; var ARect: TRect);
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public
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property Canvas: TCanvas read FCanvas;
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published
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property Panels: TStatusPanels read FPanels write SetPanels;
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property SimpleText: String read FSimpleText write SetSimpleText;
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property SimplePanel: Boolean read FSimplePanel write SetSimplePanel default True;
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property Visible;
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end;
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{ TTabSheet }
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TPageControl = class;
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TTabPosition = (tpTop, tpBottom, tpLeft, tpRight);
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TTabStyle = (tsTabs, tsButtons, tsFlatButtons);
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TTabChangingEvent = procedure(Sender: TObject;
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var AllowChange: Boolean) of object;
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TTabGetImageEvent = procedure(Sender: TObject; TabIndex: Integer;
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var ImageIndex: Integer) of object;
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TTabSheet = class(TCustomPage)
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private
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FOnHide: TNotifyEvent;
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FOnShow: TNotifyEvent;
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function GetPageControl: TPageControl;
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function GetTabIndex: Integer;
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procedure SetPageControl(APageControl: TPageControl);
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protected
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procedure DoHide; dynamic;
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procedure DoShow; dynamic;
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public
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constructor Create(TheOwner: TComponent); override;
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destructor Destroy; override;
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property PageControl: TPageControl read GetPageControl write SetPageControl;
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property TabIndex: Integer read GetTabIndex;
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published
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property Caption;
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property ClientHeight;
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property ClientWidth;
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property Enabled;
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property Height stored False;
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property ImageIndex default 0;
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property Left stored False;
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property OnContextPopup;
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property OnEnter;
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property OnExit;
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property OnHide: TNotifyEvent read FOnHide write FOnHide;
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property OnMouseDown;
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property OnMouseMove;
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property OnMouseUp;
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property OnResize;
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property OnShow: TNotifyEvent read FOnShow write FOnShow;
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property PageIndex stored False;
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property ParentFont;
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property ParentShowHint;
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property PopupMenu;
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property ShowHint;
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property TabVisible default True;
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property Top stored False;
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property Visible stored False;
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property Width stored False;
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end;
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{ TPageControl }
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TPageControl = class(TCustomNotebook)
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private
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FOnChange: TNotifyEvent;
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FOnChanging: TTabChangingEvent;
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function GetActivePageIndex: Integer;
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function GetActiveTabSheet: TTabSheet;
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function GetTabIndex: Integer;
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function GetTabSheet(Index: Integer): TTabSheet;
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procedure SetActivePageIndex(const AValue: Integer);
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procedure SetActiveTabSheet(const AValue: TTabSheet);
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procedure SetTabIndex(const AValue: Integer);
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public
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constructor Create(TheOwner: TComponent); override;
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function FindNextPage(CurPage: TTabSheet;
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GoForward, CheckTabVisible: Boolean): TTabSheet;
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procedure SelectNextPage(GoForward: Boolean);
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procedure SelectNextPage(GoForward: Boolean; CheckTabVisible: Boolean);
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property ActivePageIndex: Integer read GetActivePageIndex
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write SetActivePageIndex;
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property Pages[Index: Integer]: TTabSheet read GetTabSheet;
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published
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property ActivePage: TTabSheet read GetActiveTabSheet write SetActiveTabSheet;
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property Align;
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property Anchors;
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//property BiDiMode;
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property Constraints;
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//property DockSite;
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//property DragCursor;
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//property DragKind;
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//property DragMode;
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property Enabled;
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property Font;
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//property HotTrack;
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property Images;
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//property MultiLine;
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//property OwnerDraw;
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//property ParentBiDiMode;
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property ParentFont;
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property ParentShowHint;
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property PopupMenu;
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//property RaggedRight;
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//property ScrollOpposite;
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property ShowHint;
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//property Style;
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//property TabHeight;
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property TabIndex: Integer read GetTabIndex write SetTabIndex default -1;
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property TabOrder;
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property TabPosition;
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property TabStop;
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//property TabWidth;
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property Visible;
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property OnChange: TNotifyEvent read FOnChange write FOnChange;
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property OnChanging: TTabChangingEvent read FOnChanging write FOnChanging;
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property OnContextPopup;
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//property OnDockDrop;
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//property OnDockOver;
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//property OnDragDrop;
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//property OnDragOver;
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//property OnDrawTab;
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//property OnEndDock;
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//property OnEndDrag;
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property OnEnter;
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property OnExit;
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//property OnGetImageIndex;
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//property OnGetSiteInfo;
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property OnMouseDown;
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property OnMouseMove;
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property OnMouseUp;
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property OnResize;
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//property OnStartDock;
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//property OnStartDrag;
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//property OnUnDock;
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end;
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{ Custom draw }
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TCustomDrawTarget = (dtControl, dtItem, dtSubItem);
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TCustomDrawStage = (cdPrePaint, cdPostPaint, cdPreErase, cdPostErase);
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TCustomDrawStateFlag = (cdsSelected, cdsGrayed, cdsDisabled, cdsChecked,
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cdsFocused, cdsDefault, cdsHot, cdsMarked, cdsIndeterminate);
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TCustomDrawState = set of TCustomDrawStateFlag;
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{ TListView }
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TListItems = class; //forward declaration!
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TCustomListView = class; //forward declaration!
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TSortType = (stNone, stData, stText, stBoth);
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TListItem = class(TPersistent)
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private
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FOwner: TListItems;
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FSubItems: TStrings;
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//FIndex : Integer;
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FCaption: String;
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FData: Pointer;
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FImageIndex: Integer;
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FDestroying: Boolean;
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FState:byte;//by VVI - for state (currently Selected) accumulating
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function GetState(const AnIndex: Integer): Boolean;
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procedure SetState(const AnIndex: Integer; const AState: Boolean);
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procedure SetData(const AValue: Pointer);
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procedure SetImageIndex(const AValue: Integer);
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procedure SetCaption(const AValue : String);
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// Procedure SetSubItems(Value : TStrings);
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function GetIndex : Integer;
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function GetSubItemImages(AnIndex: Integer): Integer;
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procedure SetSubItemImages(AnIndex: Integer; const AValue: Integer);
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protected
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Procedure ItemChanged(sender : TObject); //called by the onchange of the tstringlist in TListItem
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function IsEqual(Item : TListItem) : Boolean;
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public
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constructor Create(AOwner : TListItems);
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destructor Destroy; override;
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procedure Delete;
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public
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property Caption : String read FCaption write SetCaption;
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property Cut: Boolean index 0 read GetState write SetState;
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property Data: Pointer read FData write SetData;
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property DropTarget: Boolean index 1 read GetState write SetState;
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property Focused: Boolean index 2 read GetState write SetState;
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property Index : Integer read GetIndex;
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property ImageIndex : Integer read FImageIndex write SetImageIndex default -1;
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property Owner : TListItems read FOwner;
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property Selected: Boolean index 3 read GetState write SetState;
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property SubItems : TStrings read FSubItems write FSubItems;//SetSubItems;
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property SubItemImages[AnIndex: Integer]: Integer
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read GetSubItemImages write SetSubItemImages;
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end;
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{ TListItems }
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TListItems = class(TPersistent)
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private
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FOwner: TCustomListView;
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FItems: TList;
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function GetCount : Integer;
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procedure ItemDeleted(const AItem: TListItem); //called by TListItem when freed
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protected
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function GetItem(const AIndex: Integer): TListItem;
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procedure SetITem(const AIndex: Integer; const AValue: TListItem);
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procedure ItemChanged(sender : TObject); //called by TListItem in response to SubItems changing
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procedure DefineProperties(Filer: TFiler); override;
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procedure ReadData(Stream: TStream);
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procedure WriteData(Stream: TStream);
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public
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function Add: TListItem;
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procedure Clear;
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constructor Create(AOwner : TCustomListView);
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destructor Destroy; override;
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procedure Delete(const AIndex : Integer);
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function FindData(const AData: Pointer): TListItem;
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function Insert(const AIndex: Integer) : TListItem;
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property Count: Integer read GetCount;
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property Item[const AIndex: Integer]: TListItem read GetItem write SetItem; default;
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property Owner : TCustomListView read FOwner;
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end;
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{ TListColumn }
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TWidth = 0..MaxInt;
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TListColumn = class(TCollectionItem)
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private
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FAlignment: TAlignment;
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FAutoSize: Boolean;
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FCaption: String;
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FMinWidth: TWidth;
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FMaxWidth: TWidth;
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FVisible: Boolean;
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FWidth: TWidth;
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FTag: Integer;
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function GetWidth: TWidth;
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procedure SetVisible(const AValue: Boolean);
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procedure SetAutoSize(const AValue: Boolean);
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procedure SetMinWidth(const AValue: TWidth);
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procedure SetMaxWidth(const AValue: TWidth);
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procedure SetWidth(const AValue: TWidth);
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procedure SetCaption(const AValue: String);
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procedure SetAlignment(const AValue: TAlignment);
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// procedure SetImageIndex(const AValue: TImageIndex);
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protected
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// procedure SetIndex(const AValue: Integer); override;
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public
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constructor Create(ACollection: TCollection); override;
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destructor Destroy; override;
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procedure Assign(ASource: TPersistent); override;
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published
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property Alignment: TAlignment read FAlignment write SetAlignment;
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property AutoSize: Boolean read FAutoSize write SetAutoSize;
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property Caption: string read FCaption write SetCaption;
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// property ImageIndex: TImageIndex read FImageIndex write SetImageIndex;
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property MaxWidth: TWidth read FMaxWidth write SetMaxWidth;
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property MinWidth: TWidth read FMinWidth write SetMinWidth;
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property Tag: Integer read FTag write FTag;
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property Visible : Boolean read FVisible write SetVisible;
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property Width: TWidth read GetWidth write SetWidth;
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end;
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{ TListColumns }
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TListColumns = class(TCollection)
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private
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FOwner: TCustomListView;
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function GetItem(const AIndex: Integer): TListColumn;
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procedure SetItem(const AIndex: Integer; const AValue: TListColumn);
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protected
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procedure Update(AnItem: TCollectionItem); override;
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public
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constructor Create(AOwner: TCustomListView);
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function Add: TListColumn;
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property Owner: TCustomListView read FOwner;
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property Items[const AIndex: Integer]: TListColumn
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read GetItem write SetItem; default;
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procedure Assign(Source: TPersistent); override;
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end;
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{ TCustomListView }
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TItemChange = (ctText, ctImage, ctState);
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TViewStyle = (vsList,vsReport);
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TLVChangeEvent = procedure(Sender: TObject; Item: TListItem;
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Change: TItemChange) of object;
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TLVColumnClickEvent = procedure(Sender: TObject;
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Column: TListColumn) of object;
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TLVColumnRClickEvent = procedure(Sender: TObject; Column: TListColumn;
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Point: TPoint) of object;
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TLVDeletedEvent = procedure(Sender: TObject; Item: TListItem) of object;
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TLVSelectItemEvent = procedure(Sender: TObject; Item: TListItem;
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Selected: Boolean) of object;
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TListViewState = (lvMultiSelect, lvUpdateNeeded);
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TListViewStates = set of TListViewState;
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TCustomListView = class(TWinControl)
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private
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//FReadOnly : Boolean;
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FBorderStyle: TBorderStyle;
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FDefItemHeight: integer;
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FSmallImages : TCustomImageList;
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FListItems : TListItems;
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FColumns : TListColumns;
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FViewStyle : TViewStyle;
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FSortType: TSortType;
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FSortColumn : Integer;
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FImageChangeLink : TChangeLink;
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FScrollBars: TScrollStyle;
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FScrolledLeft: integer; // horizontal scrolled pixels (hidden pixels at top)
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FScrolledTop: integer; // vertical scrolled pixels (hidden pixels at top)
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FSelected: TListItem; // temp copy of the selected item
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FLastHorzScrollInfo: TScrollInfo;
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FLastVertScrollInfo: TScrollInfo;
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FUpdateCount: integer;
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FOnChange: TLVChangeEvent;
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FOnColumnClick: TLVColumnClickEvent;
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FOnDeletion: TLVDeletedEvent;
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FOnSelectItem: TLVSelectItemEvent;
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FStates: TListViewStates;
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function GetMultiSelect: Boolean;
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function GetSelection: TListItem;
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procedure SetColumns(const AValue: TListColumns);
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procedure SetDefaultItemHeight(AValue: integer);
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procedure SetItems(const AValue : TListItems);
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procedure SetMultiSelect(const AValue: Boolean);
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procedure SetSmallImages(const AValue: TCustomImageList);
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procedure SetScrollBars(const Value: TScrollStyle);
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procedure SetScrolledLeft(AValue: Integer);
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procedure SetScrolledTop(AValue: Integer);
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procedure SetSelection(const AValue: TListItem);
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procedure SetSortColumn(const AValue: Integer);
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procedure SetSortType(const AValue: TSortType);
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procedure SetViewStyle (const Avalue: TViewStyle);
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procedure UpdateScrollbars;
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procedure CNNotify(var AMessage: TLMNotify); message CN_NOTIFY;
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procedure DoUpdate;
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protected
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ParentWindow : TScrolledWindow;
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procedure InitializeWnd; override;
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procedure Loaded; override;
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procedure Change(AItem: TListItem; AChange: Integer); dynamic;
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procedure ColClick(AColumn: TListColumn); dynamic;
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procedure Delete(Item : TListItem);
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procedure DoDeletion(AItem: TListItem); dynamic;
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procedure DoSelectItem(AItem: TListItem; ASelected: Boolean); dynamic;
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procedure InsertItem(Item : TListItem);
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function GetMaxScrolledLeft : Integer;
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function GetMaxScrolledTop : Integer;
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procedure ColumnsChanged; //called by TListColumns
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procedure ItemChanged(Index : Integer); //called by TListItems
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procedure ItemDeleted(Index : Integer); //called by TListItems
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procedure ImageChanged(Sender : TObject);
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procedure ItemAdded; //called by TListItems
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procedure WMHScroll(var Msg: TLMScroll); message LM_HSCROLL;
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procedure WMVScroll(var Msg: TLMScroll); message LM_VSCROLL;
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// property BorderStyle: TBorderStyle read FBorderStyle write SetBorderStyle default bsSingle;
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property Columns: TListColumns read FColumns write SetColumns;
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// property ColumnClick: Boolean read FColumnClick write SetColumnClick default True;
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property DefaultItemHeight: integer read FDefItemHeight write SetDefaultItemHeight;
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// property HideSelection: Boolean read FHideSelection write SetHideSelection default True;
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property Items: TListItems read FListItems write SetItems;
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property MultiSelect: Boolean read GetMultiSelect write SetMultiSelect default False;
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// property ReadOnly: Boolean read FReadOnly write SetReadOnly;
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// property RowSelect: Boolean read FRowSelect write SetRowSelect default False;
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property ScrolledLeft: integer read FScrolledLeft write SetScrolledLeft;
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property ScrolledTop: integer read FScrolledTop write SetScrolledTop;
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property ScrollBars: TScrollStyle read FScrollBars write SetScrollBars default ssBoth;
|
|
property SmallImages: TCustomImageList read FSmallImages write SetSmallImages;
|
|
property SortType: TSortType read FSortType write SetSortType;
|
|
property SortColumn: Integer read FSortColumn write SetSortColumn;
|
|
property ViewStyle: TViewStyle read FViewStyle write SetViewStyle;
|
|
property OnChange: TLVChangeEvent read FOnChange write FOnChange;
|
|
property OnColumnClick: TLVColumnClickEvent read FOnColumnClick write FOnColumnClick;
|
|
property OnDeletion: TLVDeletedEvent read FOnDeletion write FOnDeletion;
|
|
property OnSelectItem: TLVSelectItemEvent read FOnSelectItem write FOnSelectItem;
|
|
public
|
|
constructor Create(Aowner: TComponent); override;
|
|
destructor Destroy; override;
|
|
procedure BeginUpdate;
|
|
procedure EndUpdate;
|
|
property Selected: TListItem read GetSelection write SetSelection;
|
|
end;
|
|
|
|
|
|
{ TListView }
|
|
|
|
TListView = class(TCustomListView)
|
|
published
|
|
property Align;
|
|
property Anchors;
|
|
// property BorderStyle;
|
|
property BorderWidth;
|
|
property Color;
|
|
property Columns;
|
|
// property ColumnClick;
|
|
property Constraints;
|
|
property Enabled;
|
|
property Font;
|
|
// property HideSelection;
|
|
property Items;
|
|
property MultiSelect;
|
|
property PopupMenu;
|
|
// property ReadOnly default False;
|
|
// property RowSelect;
|
|
property ScrollBars;
|
|
property SmallImages;
|
|
property SortColumn;
|
|
property SortType;
|
|
property Visible;
|
|
property ViewStyle;
|
|
property OnMouseMove;
|
|
property OnChange;
|
|
property OnClick;
|
|
property OnColumnClick;
|
|
property OnDblClick;
|
|
property OnMouseDown;
|
|
property OnMOuseUp;
|
|
property OnKeyPress;
|
|
property OnKeyUp;
|
|
property OnKeyDown;
|
|
property OnDeletion;
|
|
property OnSelectItem;
|
|
end;
|
|
|
|
TProgressBarOrientation = (pbHorizontal, pbVertical, pbRightToLeft, pbTopDown);
|
|
|
|
{ TProgressBar }
|
|
{
|
|
@abstract(Simple progressbar.)
|
|
Introduced by Author Name <stoppok@osibisa.ms.sub.org>
|
|
Currently maintained by Maintainer Name <stoppok@osibisa.ms.sub.org>
|
|
}
|
|
TProgressBar = class(TWinControl)
|
|
private
|
|
FMin : Integer;
|
|
FMax : Integer;
|
|
FStep : Integer;
|
|
FPosition : Integer;
|
|
FSmooth : boolean;
|
|
FBarShowText : boolean;
|
|
FBarTextFormat : string;
|
|
FOrientation : TProgressBarOrientation;
|
|
function GetMin: Integer;
|
|
function GetMax: Integer;
|
|
function GetPosition: Integer;
|
|
procedure SetParams(AMin, AMax: Integer);
|
|
procedure SetMin(Value: Integer);
|
|
procedure SetMax(Value: Integer);
|
|
procedure SetPosition(Value: Integer);
|
|
procedure SetStep(Value: Integer);
|
|
procedure SetSmooth (Value : boolean);
|
|
procedure SetBarShowText (Value : boolean);
|
|
procedure SetOrientation (Value : TProgressBarOrientation);
|
|
protected
|
|
procedure ApplyChanges;
|
|
procedure InitializeWnd; override;
|
|
procedure Loaded; override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
procedure StepIt;
|
|
procedure StepBy(Delta: Integer);
|
|
published
|
|
property Align;
|
|
property BorderWidth;
|
|
property Constraints;
|
|
property DragCursor;
|
|
property DragKind;
|
|
property DragMode;
|
|
property Enabled;
|
|
property Hint;
|
|
property Max: Integer read GetMax write SetMax;
|
|
property Min: Integer read GetMin write SetMin;
|
|
property OnDragDrop;
|
|
property OnDragOver;
|
|
property OnEndDrag;
|
|
property OnEnter;
|
|
property OnExit;
|
|
property OnMouseDown;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
property OnStartDock;
|
|
property OnStartDrag;
|
|
property Orientation: TProgressBarOrientation read FOrientation write SetOrientation default pbHorizontal;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property Position: Integer read GetPosition write SetPosition default 0;
|
|
property ShowHint;
|
|
property Smooth : boolean read FSmooth write SetSmooth default false;
|
|
property Step: Integer read FStep write SetStep default 10;
|
|
property TabOrder;
|
|
property TabStop;
|
|
property Visible;
|
|
{ ... to be implemented for Delphi compatibility
|
|
// property Anchors;
|
|
// property Constraints;
|
|
// property OnStartDock;
|
|
// property OnEndDock;
|
|
}
|
|
published { additional functionality }
|
|
property BarShowText : boolean read FBarShowText write SetBarShowText;
|
|
{ property BarTextFormat : string read FBarTextFormat write SetBarTextFormat; }
|
|
end;
|
|
|
|
{ TUpDown }
|
|
TUDAlignButton = (udLeft, udRight, udTop, udBottom);
|
|
TUDOrientation = (udHorizontal, udVertical);
|
|
TUDBtnType = (btNext, btPrev);
|
|
TUDClickEvent = procedure (Sender: TObject; Button: TUDBtnType) of object;
|
|
TUDChangingEvent = procedure (Sender: TObject; var AllowChange: Boolean) of object;
|
|
|
|
TCustomUpDown = class(TCustomControl)
|
|
private
|
|
MinBtn,
|
|
MaxBtn : TControl;//TSpeedButton's
|
|
BTimer : TTimer;
|
|
BTimerProc : Procedure of Object;
|
|
BTimerBounds : TRect;
|
|
FArrowKeys: Boolean;
|
|
FAssociate: TWinControl;
|
|
FMin: SmallInt;
|
|
FMax: SmallInt;
|
|
FIncrement: Integer;
|
|
FPosition: SmallInt;
|
|
FThousands: Boolean;
|
|
FWrap: Boolean;
|
|
FOnClick: TUDClickEvent;
|
|
FAlignButton: TUDAlignButton;
|
|
FOrientation: TUDOrientation;
|
|
FOnChanging: TUDChangingEvent;
|
|
function GetPosition: SmallInt;
|
|
Procedure BTimerExec(Sender : TObject);
|
|
procedure SetAlignButton(Value: TUDAlignButton);
|
|
procedure SetArrowKeys(Value: Boolean);
|
|
procedure SetAssociate(Value: TWinControl);
|
|
procedure SetIncrement(Value: Integer);
|
|
procedure SetMax(Value: SmallInt);
|
|
procedure SetMin(Value: SmallInt);
|
|
procedure SetOrientation(Value: TUDOrientation);
|
|
procedure SetPosition(Value: SmallInt);
|
|
procedure SetThousands(Value: Boolean);
|
|
procedure SetWrap(Value: Boolean);
|
|
procedure UpdateAlignButtonPos;
|
|
procedure UpdateOrientation;
|
|
procedure UpdateUpDownPositionText;
|
|
protected
|
|
OldKeyDown : TKeyEvent;
|
|
Procedure AssociateKeyDown(Sender: TObject; var Key: Word; ShiftState : TShiftState);
|
|
procedure OnAssociateChangeBounds(Sender: TObject);
|
|
procedure DoOnResize; override;
|
|
function CanChange: Boolean; dynamic;
|
|
procedure Notification(AComponent: TComponent; Operation: TOperation); override;
|
|
procedure Click(Button: TUDBtnType); dynamic; overload;
|
|
property AlignButton: TUDAlignButton read FAlignButton write SetAlignButton default udRight;
|
|
property ArrowKeys: Boolean read FArrowKeys write SetArrowKeys default True;
|
|
property Associate: TWinControl read FAssociate write SetAssociate;
|
|
property Min: SmallInt read FMin write SetMin;
|
|
property Max: SmallInt read FMax write SetMax default 100;
|
|
property Increment: Integer read FIncrement write SetIncrement default 1;
|
|
property Orientation: TUDOrientation read FOrientation write SetOrientation default udVertical;
|
|
property Position: SmallInt read GetPosition write SetPosition;
|
|
property Thousands: Boolean read FThousands write SetThousands default True;
|
|
property Wrap: Boolean read FWrap write SetWrap;
|
|
property OnChanging: TUDChangingEvent read FOnChanging write FOnChanging;
|
|
property OnClick: TUDClickEvent read FOnClick write FOnClick;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
destructor Destroy; Override;
|
|
end;
|
|
|
|
TUpDown = class(TCustomUpDown)
|
|
published
|
|
property AlignButton;
|
|
property Anchors;
|
|
property Associate;
|
|
property ArrowKeys;
|
|
property Enabled;
|
|
property Hint;
|
|
property Min;
|
|
property Max;
|
|
property Increment;
|
|
property Constraints;
|
|
property Orientation;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property Position;
|
|
property ShowHint;
|
|
property TabOrder;
|
|
property TabStop;
|
|
property Thousands;
|
|
property Visible;
|
|
property Wrap;
|
|
property OnChanging;
|
|
property OnClick;
|
|
property OnEnter;
|
|
property OnExit;
|
|
property OnMouseDown;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
end;
|
|
|
|
|
|
{ TToolBar }
|
|
|
|
const
|
|
CN_DROPDOWNCLOSED = LM_USER + $1000;
|
|
|
|
type
|
|
HIMAGELIST = THANDLE; //MOVE!!!!!
|
|
TToolButtonStyle = (tbsButton, tbsCheck, tbsDropDown, tbsSeparator, tbsDivider);
|
|
TToolButtonState = (tbsChecked, tbsPressed, tbsEnabled, tbsHidden,
|
|
tbsIndeterminate, tbsWrap, tbsEllipses, tbsMarked);
|
|
TToolBar = class;
|
|
TToolButton = class;
|
|
|
|
|
|
TToolButton = class(TButtonControl)
|
|
private
|
|
FAllowAllUp: Boolean;
|
|
FDown: Boolean;
|
|
FGrouped: Boolean;
|
|
FImageIndex: Integer;
|
|
FIndeterminate: Boolean;
|
|
FMarked: Boolean;
|
|
FMenuItem: TMenuItem;
|
|
FDropdownMenu: TPopupMenu;
|
|
FWrap: Boolean;
|
|
FStyle: TToolButtonStyle;
|
|
FUpdateCount: Integer;
|
|
function GetButtonState: Byte;
|
|
function GetIndex: Integer;
|
|
function IsCheckedStored: Boolean;
|
|
function IsImageIndexStored: Boolean;
|
|
function IsWidthStored: Boolean;
|
|
procedure SetAutoSize(const Value: Boolean); Override;
|
|
procedure SetButtonState(State: Byte);
|
|
procedure SetDown(Value: Boolean);
|
|
procedure SetDropdownMenu(Value: TPopupMenu);
|
|
procedure SetGrouped(Value: Boolean);
|
|
procedure SetImageIndex(Value: Integer);
|
|
procedure SetIndeterminate(Value: Boolean);
|
|
procedure SetMarked(Value: Boolean);
|
|
procedure SetMenuItem(Value: TMenuItem);
|
|
procedure SetStyle(Value: TToolButtonStyle);
|
|
procedure SetWrap(Value: Boolean);
|
|
procedure CMEnabledChanged(var Message: TLMessage); message CM_ENABLEDCHANGED;
|
|
procedure CMHitTest(var Message: TCMHitTest); message CM_HITTEST;
|
|
procedure CMVisibleChanged(var Message: TLMessage); message CM_VISIBLECHANGED;
|
|
protected
|
|
FToolBar: TToolBar;
|
|
procedure AssignTo(Dest: TPersistent); override;
|
|
procedure BeginUpdate; virtual;
|
|
procedure EndUpdate; virtual;
|
|
procedure MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y: Integer); override;
|
|
procedure MouseMove(Shift: TShiftState; X, Y: Integer); override;
|
|
procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: Integer); override;
|
|
procedure Notification(AComponent: TComponent; Operation: TOperation); override;
|
|
procedure RefreshControl; virtual;
|
|
procedure SetToolBar(AToolBar: TToolBar);
|
|
procedure UpdateControl; virtual;
|
|
procedure ValidateContainer(AComponent: TComponent); override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
function CheckMenuDropdown: Boolean; dynamic;
|
|
procedure Click; override;
|
|
procedure SetBounds(ALeft, ATop, AWidth, AHeight: Integer); override;
|
|
property Index: Integer read GetIndex;
|
|
published
|
|
property AllowAllUp: Boolean read FAllowAllUp write FAllowAllUp default False;
|
|
property AutoSize default False;
|
|
property Caption;
|
|
property Down: Boolean read FDown write SetDown stored IsCheckedStored default False;
|
|
property DragCursor;
|
|
property DragKind;
|
|
property DragMode;
|
|
property DropdownMenu: TPopupMenu read FDropdownMenu write SetDropdownMenu;
|
|
property Enabled;
|
|
property Grouped: Boolean read FGrouped write SetGrouped default False;
|
|
property Height stored False;
|
|
property ImageIndex: Integer read FImageIndex write SetImageIndex stored IsImageIndexStored default -1;
|
|
property Indeterminate: Boolean read FIndeterminate write SetIndeterminate default False;
|
|
property Marked: Boolean read FMarked write SetMarked default False;
|
|
property MenuItem: TMenuItem read FMenuItem write SetMenuItem;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property Wrap: Boolean read FWrap write SetWrap default False;
|
|
property ShowHint;
|
|
property Style: TToolButtonStyle read FStyle write SetStyle default tbsButton;
|
|
property Visible;
|
|
property Width stored IsWidthStored;
|
|
property OnClick;
|
|
property OnDragDrop;
|
|
property OnDragOver;
|
|
property OnEndDrag;
|
|
property OnMouseDown;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
property OnStartDrag;
|
|
end;
|
|
|
|
|
|
TToolBar = class(TToolWindow)
|
|
private
|
|
FButtonWidth: Integer;
|
|
FButtonHeight: Integer;
|
|
FButtons: TList;
|
|
FCaption: string;
|
|
FShowCaptions: Boolean;
|
|
FList: Boolean;
|
|
FFlat: Boolean;
|
|
FTransparent: Boolean;
|
|
FWrapable: Boolean;
|
|
FImages: TCustomImageList;
|
|
FDisabledImages: TCustomImageList;
|
|
FHotImages: TCustomImageList;
|
|
FIndent: Integer;
|
|
FNewStyle: Boolean;
|
|
FNullBitmap: TBitmap;
|
|
FOldHandle: HBitmap;
|
|
FUpdateCount: Integer;
|
|
FHeightMargin: Integer;
|
|
FCaptureChangeCancels: Boolean;
|
|
FInMenuLoop: Boolean;
|
|
FTempMenu: TPopupMenu;
|
|
FButtonMenu: TMenuItem;
|
|
FMenuButton: TToolButton;
|
|
FMenuResult: Boolean;
|
|
function ButtonIndex(OldIndex, ALeft, ATop: Integer): Integer;
|
|
procedure LoadImages(AImages: TCustomImageList);
|
|
function GetButton(Index: Integer): TToolButton;
|
|
function GetButtonCount: Integer;
|
|
procedure GetButtonSize(var AWidth, AHeight: Integer);
|
|
function GetRowCount: Integer;
|
|
procedure SetList(Value: Boolean);
|
|
procedure SetShowCaptions(Value: Boolean);
|
|
procedure SetFlat(Value: Boolean);
|
|
procedure SetTransparent(Value: Boolean);
|
|
procedure SetWrapable(Value: Boolean);
|
|
procedure InsertButton(Control: TControl);
|
|
procedure RemoveButton(Control: TControl);
|
|
function RefreshButton(Index: Integer): Boolean;
|
|
procedure UpdateButton(Index: Integer);
|
|
procedure UpdateButtons;
|
|
procedure UpdateButtonState(Index: Integer);
|
|
procedure UpdateButtonStates;
|
|
function UpdateItem(Message, FromIndex, ToIndex: Integer): Boolean;
|
|
function UpdateItem2(Message, FromIndex, ToIndex: Integer): Boolean;
|
|
procedure ClearTempMenu;
|
|
procedure CreateButtons(NewWidth, NewHeight: Integer);
|
|
procedure SetButtonWidth(Value: Integer);
|
|
procedure SetButtonHeight(Value: Integer);
|
|
procedure UpdateImages;
|
|
procedure ImageListChange(Sender: TObject);
|
|
procedure SetImageList(Value: HImageList);
|
|
procedure SetImages(Value: TCustomImageList);
|
|
procedure DisabledImageListChange(Sender: TObject);
|
|
procedure SetDisabledImageList(Value: HImageList);
|
|
procedure SetDisabledImages(Value: TCustomImageList);
|
|
procedure HotImageListChange(Sender: TObject);
|
|
procedure SetHotImageList(Value: HImageList);
|
|
procedure SetHotImages(Value: TCustomImageList);
|
|
procedure SetIndent(Value: Integer);
|
|
procedure AdjustControl(Control: TControl);
|
|
procedure RecreateButtons;
|
|
procedure BeginUpdate;
|
|
procedure EndUpdate;
|
|
procedure ResizeButtons;
|
|
function InternalButtonCount: Integer;
|
|
function ReorderButton(OldIndex, ALeft, ATop: Integer): Integer;
|
|
procedure WMEraseBkgnd(var Message: TLMEraseBkgnd); message LM_ERASEBKGND;
|
|
procedure WMGetDlgCode(var Message: TLMessage); message LM_GETDLGCODE;
|
|
procedure WMGetText(var Message: TLMGetText); message LM_GETTEXT;
|
|
procedure WMGetTextLength(var Message: TLMGetTextLength); message LM_GETTEXTLENGTH;
|
|
procedure WMKeyDown(var Message: TLMKeyDown); message LM_KEYDOWN;
|
|
procedure WMNotifyFormat(var Message: TLMessage); message LM_NOTIFYFORMAT;
|
|
procedure WMSetText(var Message: TLMSetText); message LM_SETTEXT;
|
|
procedure WMSize(var Message: TLMSize); message LM_SIZE;
|
|
procedure WMSysChar(var Message: TLMSysChar); message LM_SYSCHAR;
|
|
procedure WMSysCommand(var Message: TLMSysCommand); message LM_SYSCOMMAND;
|
|
procedure WMWindowPosChanged(var Message: TLMWindowPosChanged); message LM_WINDOWPOSCHANGED;
|
|
procedure WMWindowPosChanging(var Message: TLMWindowPosChanging); message LM_WINDOWPOSCHANGING;
|
|
procedure CMColorChanged(var Message: TLMessage); message CM_COLORCHANGED;
|
|
procedure CMControlChange(var Message: TCMControlChange); message CM_CONTROLCHANGE;
|
|
procedure CMDialogChar(var Message: TCMDialogChar); message CM_DIALOGCHAR;
|
|
procedure CMEnabledChanged(var Message: TLMessage); message CM_ENABLEDCHANGED;
|
|
procedure CMParentColorChanged(var Message: TLMessage); message CM_PARENTCOLORCHANGED;
|
|
procedure CNChar(var Message: TLMChar); message CN_CHAR;
|
|
procedure CNSysKeyDown(var Message: TLMSysKeyDown); message CN_SYSKEYDOWN;
|
|
procedure CMSysFontChanged(var Message: TLMessage); message CM_SYSFONTCHANGED;
|
|
procedure CNDropDownClosed(var Message: TLMessage); message CN_DROPDOWNCLOSED;
|
|
procedure CNNotify(var Message: TLMNotify); message CN_NOTIFY;
|
|
protected
|
|
procedure AlignControls(AControl: TControl; var Rect: TRect); override;
|
|
function CanAutoSize(var NewWidth, NewHeight: Integer): Boolean; override;
|
|
procedure CancelMenu; dynamic;
|
|
procedure ChangeScale(M, D: Integer); override;
|
|
function CheckMenuDropdown(Button: TToolButton): Boolean; dynamic;
|
|
procedure ClickButton(Button: TToolButton); dynamic;
|
|
procedure CreateParams(var Params: TCreateParams); override;
|
|
procedure CreateWnd; override;
|
|
function FindButtonFromAccel(Accel: Word): TToolButton;
|
|
procedure GetChildren(Proc: TGetChildProc; Root: TComponent); override;
|
|
procedure InitMenu(Button: TToolButton); dynamic;
|
|
procedure Loaded; override;
|
|
procedure Notification(AComponent: TComponent; Operation: TOperation); override;
|
|
procedure RepositionButton(Index: Integer);
|
|
procedure RepositionButtons(Index: Integer);
|
|
procedure WndProc(var Message: TLMessage); override;
|
|
function WrapButtons(var NewWidth, NewHeight: Integer): Boolean;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
destructor Destroy; override;
|
|
function TrackMenu(Button: TToolButton): Boolean; dynamic;
|
|
property ButtonCount: Integer read GetButtonCount;
|
|
property Buttons[Index: Integer]: TToolButton read GetButton;
|
|
property ButtonList : TList read FButtons;
|
|
property RowCount: Integer read GetRowCount;
|
|
published
|
|
property Align default alTop;
|
|
property AutoSize;
|
|
property BorderWidth;
|
|
property ButtonHeight: Integer read FButtonHeight write SetButtonHeight default 22;
|
|
property ButtonWidth: Integer read FButtonWidth write SetButtonWidth default 23;
|
|
property Caption;
|
|
property Color;
|
|
property Ctl3D;
|
|
property DisabledImages: TCustomImageList read FDisabledImages write SetDisabledImages;
|
|
property DragCursor;
|
|
property DragKind;
|
|
property DragMode;
|
|
property EdgeBorders default [ebTop];
|
|
property EdgeInner;
|
|
property EdgeOuter;
|
|
property Enabled;
|
|
property Flat: Boolean read FFlat write SetFlat default False;
|
|
property Font;
|
|
property Height default 32;
|
|
property HotImages: TCustomImageList read FHotImages write SetHotImages;
|
|
property Images: TCustomImageList read FImages write SetImages;
|
|
property Indent: Integer read FIndent write SetIndent default 0;
|
|
property List: Boolean read FList write SetList default False;
|
|
property ParentColor;
|
|
property ParentFont;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property ShowCaptions: Boolean read FShowCaptions write SetShowCaptions default False;
|
|
property ShowHint;
|
|
property TabOrder;
|
|
property TabStop;
|
|
property Transparent: Boolean read FTransparent write SetTransparent default False;
|
|
property Visible;
|
|
property Wrapable: Boolean read FWrapable write SetWrapable default True;
|
|
property OnClick;
|
|
property OnDblClick;
|
|
property OnDragDrop;
|
|
property OnDragOver;
|
|
property OnEndDrag;
|
|
property OnEnter;
|
|
property OnExit;
|
|
property OnMouseDown;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
property OnResize;
|
|
property OnStartDrag;
|
|
end;
|
|
|
|
|
|
|
|
{ TTrackBar }
|
|
|
|
TTrackBarOrientation = (trHorizontal, trVertical);
|
|
TTickMark = (tmBottomRight, tmTopLeft, tmBoth);
|
|
TTickStyle = (tsNone, tsAuto, tsManual);
|
|
TTrackBarScalePos = (trLeft, trRight, trTop, trBottom);
|
|
|
|
TTrackBar = class(TWinControl)
|
|
private
|
|
FOrientation: TTrackBarOrientation;
|
|
FTickMarks: TTickMark;
|
|
FTickStyle: TTickStyle;
|
|
FLineSize: Integer;
|
|
FPageSize: Integer;
|
|
FMin: Integer;
|
|
FMax: Integer;
|
|
FFrequency: Integer;
|
|
FPosition: Integer;
|
|
FSelStart: Integer;
|
|
FSelEnd: Integer;
|
|
FShowScale : boolean;
|
|
FScalePos : TTrackBarScalePos;
|
|
FScaleDigits : integer;
|
|
FOnChange: TNotifyEvent;
|
|
procedure SetOrientation(Value: TTrackBarOrientation);
|
|
procedure SetParams(APosition, AMin, AMax: Integer);
|
|
procedure SetPosition(Value: Integer);
|
|
procedure SetMin(Value: Integer);
|
|
procedure SetMax(Value: Integer);
|
|
procedure SetFrequency(Value: Integer);
|
|
procedure SetTickStyle(Value: TTickStyle);
|
|
procedure SetTickMarks(Value: TTickMark);
|
|
procedure SetLineSize(Value: Integer);
|
|
procedure SetPageSize(Value: Integer);
|
|
procedure SetSelStart(Value: Integer);
|
|
procedure SetSelEnd(Value: Integer);
|
|
procedure UpdateSelection;
|
|
private { additional functionality }
|
|
procedure SetShowScale(Value: boolean);
|
|
procedure SetScalePos(Value: TTrackBarScalePos);
|
|
protected
|
|
procedure ApplyChanges;
|
|
procedure DoChange(var msg); message LM_CHANGED;
|
|
procedure InitializeWnd; override;
|
|
public
|
|
constructor Create(AOwner: TComponent); override;
|
|
procedure SetTick(Value: Integer);
|
|
published
|
|
property Ctl3D;
|
|
property DragCursor;
|
|
property Enabled;
|
|
property Frequency: Integer read FFrequency write SetFrequency;
|
|
property Hint;
|
|
property LineSize: Integer read FLineSize write SetLineSize default 1;
|
|
property Max: Integer read FMax write SetMax default 10;
|
|
property Min: Integer read FMin write SetMin default 0;
|
|
property OnChange: TNotifyEvent read FOnChange write FOnChange;
|
|
property OnChangeBounds;
|
|
property OnDragDrop;
|
|
property OnDragOver;
|
|
property OnEndDrag;
|
|
property OnEnter;
|
|
property OnExit;
|
|
property OnKeyDown;
|
|
property OnKeyPress;
|
|
property OnKeyUp;
|
|
property OnResize;
|
|
property OnStartDrag;
|
|
property Orientation: TTrackBarOrientation read FOrientation write SetOrientation;
|
|
property PageSize: Integer read FPageSize write SetPageSize default 2;
|
|
property ParentCtl3D;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property Position: Integer read FPosition write SetPosition;
|
|
property SelEnd: Integer read FSelEnd write SetSelEnd;
|
|
property SelStart: Integer read FSelStart write SetSelStart;
|
|
property ShowHint;
|
|
property TabOrder;
|
|
property TabStop default True;
|
|
property TickMarks: TTickMark read FTickMarks write SetTickMarks;
|
|
property TickStyle: TTickStyle read FTickStyle write SetTickStyle;
|
|
property Visible;
|
|
published { additional functionality }
|
|
property ShowScale : boolean read FShowScale write SetShowScale;
|
|
property ScalePos : TTrackBarScalePos read FScalePos write SetScalePos;
|
|
property DragMode;
|
|
end;
|
|
|
|
|
|
{ TTreeNode }
|
|
|
|
type
|
|
TCustomTreeView = class;
|
|
TTreeNodes = class;
|
|
TTreeNode = class;
|
|
|
|
TNodeState = (nsCut, nsDropHilited, nsFocused, nsSelected, nsMultiSelected,
|
|
nsExpanded, nsHasChildren);
|
|
TNodeStates = set of TNodeState;
|
|
TNodeAttachMode = (
|
|
naAdd, // add as last sibling of Destination
|
|
naAddFirst, // add as first sibling of Destnation
|
|
naAddChild, // add as last child of Destination
|
|
naAddChildFirst, // add as first child of Destination
|
|
naInsert, // insert in front of Destination
|
|
naInsertBehind // insert behind Destination
|
|
);
|
|
|
|
TAddMode = (taAddFirst, taAdd, taInsert);
|
|
|
|
TTreeNodeArray = ^TTreeNode;
|
|
|
|
ETreeNodeError = class(Exception);
|
|
ETreeViewError = class(ETreeNodeError);
|
|
|
|
const
|
|
NodeAttachModeNames: array[TNodeAttachMode] of string =
|
|
('naAdd', 'naAddFirst', 'naAddChild', 'naAddChildFirst',
|
|
'naInsert', 'naInsertBehind');
|
|
AddModeNames: array[TAddMode] of string =
|
|
('taAddFirst', 'taAdd', 'taInsert');
|
|
LCLStreamID = -7;
|
|
|
|
type
|
|
TTVChangingEvent = procedure(Sender: TObject; Node: TTreeNode;
|
|
var AllowChange: Boolean) of object;
|
|
TTVChangedEvent = procedure(Sender: TObject; Node: TTreeNode) of object;
|
|
TTVEditingEvent = procedure(Sender: TObject; Node: TTreeNode;
|
|
var AllowEdit: Boolean) of object;
|
|
TTVEditedEvent = procedure(Sender: TObject; Node: TTreeNode;
|
|
var S: string) of object;
|
|
TTVExpandingEvent = procedure(Sender: TObject; Node: TTreeNode;
|
|
var AllowExpansion: Boolean) of object;
|
|
TTVCollapsingEvent = procedure(Sender: TObject; Node: TTreeNode;
|
|
var AllowCollapse: Boolean) of object;
|
|
TTVExpandedEvent = procedure(Sender: TObject; Node: TTreeNode) of object;
|
|
TTVCompareEvent = procedure(Sender: TObject; Node1, Node2: TTreeNode;
|
|
var Compare: Integer) of object;
|
|
TTVCustomDrawEvent = procedure(Sender: TCustomTreeView; const ARect: TRect;
|
|
var DefaultDraw: Boolean) of object;
|
|
TTVCustomDrawItemEvent = procedure(Sender: TCustomTreeView; Node: TTreeNode;
|
|
State: TCustomDrawState; var DefaultDraw: Boolean) of object;
|
|
TTVAdvancedCustomDrawEvent = procedure(Sender: TCustomTreeView;
|
|
const ARect: TRect; Stage: TCustomDrawStage;
|
|
var DefaultDraw: Boolean) of object;
|
|
TTVAdvancedCustomDrawItemEvent = procedure(Sender: TCustomTreeView;
|
|
Node: TTreeNode; State: TCustomDrawState; Stage: TCustomDrawStage;
|
|
var PaintImages, DefaultDraw: Boolean) of object;
|
|
|
|
THitTest = (htAbove, htBelow, htNowhere, htOnItem, htOnButton, htOnIcon,
|
|
htOnIndent, htOnLabel, htOnRight, htOnStateIcon, htToLeft, htToRight);
|
|
THitTests = set of THitTest;
|
|
|
|
TTreeNodeCompare = function(Node1, Node2: TTreeNode): integer of object;
|
|
|
|
PTreeNodeInfo = ^TTreeNodeInfo;
|
|
TTreeNodeInfo = packed record
|
|
ImageIndex: Integer;
|
|
SelectedIndex: Integer;
|
|
StateIndex: Integer;
|
|
OverlayIndex: Integer;
|
|
Data: Pointer;
|
|
Count: Integer;
|
|
Height: integer;
|
|
Expanded: boolean;
|
|
TextLen: integer;
|
|
// here follows the text
|
|
end;
|
|
|
|
// this is the delphi node stream record
|
|
PDelphiNodeInfo = ^TDelphiNodeInfo;
|
|
TDelphiNodeInfo = packed record
|
|
ImageIndex: Integer;
|
|
SelectedIndex: Integer;
|
|
StateIndex: Integer;
|
|
OverlayIndex: Integer;
|
|
Data: Pointer;
|
|
Count: Integer;
|
|
Text: string[255];
|
|
end;
|
|
|
|
TTreeNode = class(TPersistent)
|
|
private
|
|
FOwner: TTreeNodes; // the object, which contains all nodes of the tree
|
|
FCapacity: integer; // size of FItems
|
|
FCount: integer; // # of first level childs in FItems
|
|
FData: Pointer; // custom data
|
|
FDeleting: Boolean;
|
|
FHeight: integer; // height in pixels
|
|
FInTree: Boolean;
|
|
FImageIndex: integer;
|
|
FItems: TTreeNodeArray; // first level child nodes
|
|
FNextBrother: TTreeNode; // next sibling
|
|
FNextMultiSelected: TTreeNode;
|
|
FOverlayIndex: Integer;
|
|
FParent: TTreeNode;
|
|
FPrevBrother: TTreeNode; // previous sibling
|
|
FPrevMultiSelected: TTreeNode;
|
|
FSelectedIndex: Integer;
|
|
FStateIndex: Integer;
|
|
FStates: TNodeStates;
|
|
FSubTreeCount: integer;// total of all child nodes and self
|
|
FText: string;
|
|
FTop: integer; // top coordinate
|
|
function AreParentsExpanded: Boolean;
|
|
procedure BindToMultiSelected;
|
|
function CompareCount(CompareMe: Integer): Boolean;
|
|
function DoCanExpand(ExpandIt: Boolean): Boolean;
|
|
procedure DoExpand(ExpandIt: Boolean);
|
|
procedure ExpandItem(ExpandIt: Boolean; Recurse: Boolean);
|
|
function GetAbsoluteIndex: Integer;
|
|
function GetHasChildren: Boolean;
|
|
function GetCount: Integer;
|
|
function GetCut: boolean;
|
|
function GetDropTarget: Boolean;
|
|
function GetExpanded: Boolean;
|
|
function GetFocused: Boolean;
|
|
function GetHeight: integer;
|
|
function GetIndex: Integer;
|
|
function GetItems(AnIndex: Integer): TTreeNode;
|
|
function GetLevel: Integer;
|
|
function GetMultiSelected: Boolean;
|
|
function GetSelected: Boolean;
|
|
function GetState(NodeState: TNodeState): Boolean;
|
|
function GetTreeNodes: TTreeNodes;
|
|
function GetTreeView: TCustomTreeView;
|
|
function GetTop: integer;
|
|
procedure InternalMove(ANode: TTreeNode; AddMode: TAddMode);
|
|
function IsEqual(Node: TTreeNode): Boolean;
|
|
function IsNodeVisible: Boolean;
|
|
procedure ReadData(Stream: TStream; StreamVersion: integer;
|
|
Info: PTreeNodeInfo);
|
|
procedure ReadDelphiData(Stream: TStream; Info: PDelphiNodeInfo);
|
|
procedure SetCut(AValue: Boolean);
|
|
procedure SetData(AValue: Pointer);
|
|
procedure SetDropTarget(AValue: Boolean);
|
|
procedure SetExpanded(AValue: Boolean);
|
|
procedure SetFocused(AValue: Boolean);
|
|
procedure SetHasChildren(AValue: Boolean);
|
|
procedure SetHeight(AValue: integer);
|
|
procedure SetImageIndex(AValue: integer);
|
|
procedure SetItems(AnIndex: Integer; AValue: TTreeNode);
|
|
procedure SetMultiSelected(const AValue: Boolean);
|
|
procedure SetOverlayIndex(AValue: Integer);
|
|
procedure SetSelected(AValue: Boolean);
|
|
procedure SetSelectedIndex(AValue: Integer);
|
|
procedure SetStateIndex(AValue: Integer);
|
|
procedure SetText(const S: string);
|
|
procedure Unbind;
|
|
procedure UnbindFromMultiSelected;
|
|
procedure WriteData(Stream: TStream; Info: PTreeNodeInfo);
|
|
procedure WriteDelphiData(Stream: TStream; Info: PDelphiNodeInfo);
|
|
public
|
|
constructor Create(AnOwner: TTreeNodes);
|
|
function AlphaSort: Boolean;
|
|
procedure Assign(Source: TPersistent); override;
|
|
procedure Collapse(Recurse: Boolean);
|
|
function CustomSort(SortProc: TTreeNodeCompare): Boolean;
|
|
function DefaultTreeViewSort(Node1, Node2: TTreeNode): Integer;
|
|
procedure Delete;
|
|
procedure DeleteChildren;
|
|
destructor Destroy; override;
|
|
function DisplayExpandSignLeft: integer;
|
|
function DisplayExpandSignRect: TRect;
|
|
function DisplayExpandSignRight: integer;
|
|
function DisplayIconLeft: integer;
|
|
function DisplayRect(TextOnly: Boolean): TRect;
|
|
function DisplayStateIconLeft: integer;
|
|
function DisplayTextLeft: integer;
|
|
function DisplayTextRight: integer;
|
|
function EditText: Boolean;
|
|
procedure EndEdit(Cancel: Boolean);
|
|
procedure Expand(Recurse: Boolean);
|
|
procedure ExpandParents;
|
|
function Bottom: integer;
|
|
function BottomExpanded: integer;
|
|
function GetFirstChild: TTreeNode;
|
|
function GetHandle: THandle;
|
|
function GetLastSibling: TTreeNode;
|
|
function GetLastChild: TTreeNode;
|
|
function GetLastSubChild: TTreeNode;
|
|
function GetNext: TTreeNode;
|
|
function GetNextChild(AValue: TTreeNode): TTreeNode;
|
|
function GetNextExpanded: TTreeNode;
|
|
function GetNextMultiSelected: TTreeNode;
|
|
function GetNextSibling: TTreeNode;
|
|
function GetNextVisible: TTreeNode;
|
|
function GetPrev: TTreeNode;
|
|
function GetPrevChild(AValue: TTreeNode): TTreeNode;
|
|
function GetPrevExpanded: TTreeNode;
|
|
function GetPrevMultiSelected: TTreeNode;
|
|
function GetPrevSibling: TTreeNode;
|
|
function GetPrevVisible: TTreeNode;
|
|
function HasAsParent(AValue: TTreeNode): Boolean;
|
|
function IndexOf(AValue: TTreeNode): Integer;
|
|
function IndexOfText(const NodeText: string): Integer;
|
|
procedure MakeVisible;
|
|
procedure MoveTo(Destination: TTreeNode; Mode: TNodeAttachMode); virtual;
|
|
procedure MultiSelectGroup;
|
|
procedure Update;
|
|
function ConsistencyCheck: integer;
|
|
procedure WriteDebugReport(const Prefix: string; Recurse: boolean);
|
|
property AbsoluteIndex: Integer read GetAbsoluteIndex;
|
|
property Count: Integer read GetCount;
|
|
property Cut: Boolean read GetCut write SetCut;
|
|
property Data: Pointer read FData write SetData;
|
|
property Deleting: Boolean read FDeleting;
|
|
property Focused: Boolean read GetFocused write SetFocused;
|
|
property DropTarget: Boolean read GetDropTarget write SetDropTarget;
|
|
property Expanded: Boolean read GetExpanded write SetExpanded;
|
|
property Handle: THandle read GetHandle;
|
|
property HasChildren: Boolean read GetHasChildren write SetHasChildren;
|
|
property Height: integer read GetHeight write SetHeight;
|
|
property ImageIndex: integer read FImageIndex write SetImageIndex;
|
|
property Index: Integer read GetIndex;
|
|
property IsVisible: Boolean read IsNodeVisible;
|
|
property Items[ItemIndex: Integer]: TTreeNode read GetItems write SetItems; default;
|
|
property Level: Integer read GetLevel;
|
|
property MultiSelected: Boolean read GetMultiSelected write SetMultiSelected;
|
|
property OverlayIndex: Integer read FOverlayIndex write SetOverlayIndex;
|
|
property Owner: TTreeNodes read FOwner;
|
|
property Parent: TTreeNode read FParent;
|
|
property Selected: Boolean read GetSelected write SetSelected;
|
|
property SelectedIndex: Integer read FSelectedIndex write SetSelectedIndex;
|
|
property SubTreeCount: integer read FSubTreeCount;
|
|
property StateIndex: Integer read FStateIndex write SetStateIndex;
|
|
property Text: string read FText write SetText;
|
|
property TreeNodes: TTreeNodes read GetTreeNodes;
|
|
property TreeView: TCustomTreeView read GetTreeView;
|
|
property Top: integer read GetTop;
|
|
end;
|
|
|
|
|
|
{ TTreeNodes }
|
|
|
|
PNodeCache = ^TNodeCache;
|
|
TNodeCache = record
|
|
CacheNode: TTreeNode;
|
|
CacheIndex: Integer;
|
|
end;
|
|
|
|
TTreeNodes = class(TPersistent)
|
|
private
|
|
FCount: integer;
|
|
FFirstMultiSelected: TTreeNode;
|
|
FKeepCollapsedNodes: boolean;
|
|
FNodeCache: TNodeCache;
|
|
FOwner: TCustomTreeView;
|
|
FTopLvlCapacity: integer;
|
|
FTopLvlCount: integer;
|
|
FTopLvlItems: TTreeNodeArray; // root and root siblings
|
|
FUpdateCount: Integer;
|
|
procedure AddedNode(AValue: TTreeNode);
|
|
procedure ClearCache;
|
|
function GetHandle: THandle;
|
|
function GetNodeFromIndex(Index: Integer): TTreeNode;
|
|
function GetTopLvlItems(Index: integer): TTreeNode;
|
|
procedure GrowTopLvlItems;
|
|
function IndexOfTopLvlItem(Node: TTreeNode): integer;
|
|
procedure MoveTopLvlNode(TopLvlFromIndex, TopLvlToIndex: integer;
|
|
Node: TTreeNode);
|
|
procedure ReadData(Stream: TStream);
|
|
procedure ReadExpandedState(Stream: TStream);
|
|
procedure Repaint(ANode: TTreeNode);
|
|
procedure ShrinkTopLvlItems;
|
|
procedure SetTopLvlItems(Index: integer; AValue: TTreeNode);
|
|
procedure WriteData(Stream: TStream);
|
|
procedure WriteExpandedState(Stream: TStream);
|
|
protected
|
|
function InternalAddObject(Node: TTreeNode; const S: string;
|
|
Data: Pointer; AddMode: TAddMode): TTreeNode;
|
|
procedure DefineProperties(Filer: TFiler); override;
|
|
function GetCount: Integer;
|
|
procedure SetItem(Index: Integer; AValue: TTreeNode);
|
|
procedure SetUpdateState(Updating: Boolean);
|
|
public
|
|
constructor Create(AnOwner: TCustomTreeView);
|
|
destructor Destroy; override;
|
|
function Add(SiblingNode: TTreeNode; const S: string): TTreeNode;
|
|
function AddChild(ParentNode: TTreeNode; const S: string): TTreeNode;
|
|
function AddChildFirst(ParentNode: TTreeNode; const S: string): TTreeNode;
|
|
function AddChildObject(ParentNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
function AddChildObjectFirst(ParentNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
function AddFirst(SiblingNode: TTreeNode; const S: string): TTreeNode;
|
|
function AddObject(SiblingNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
function AddObjectFirst(SiblingNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
procedure Assign(Source: TPersistent); override;
|
|
procedure BeginUpdate;
|
|
procedure Clear;
|
|
procedure ClearMultiSelection;
|
|
function IsMultiSelection: boolean;
|
|
procedure Delete(Node: TTreeNode);
|
|
procedure EndUpdate;
|
|
function GetFirstNode: TTreeNode;
|
|
function GetLastNode: TTreeNode; // last top level node
|
|
function GetLastSubNode: TTreeNode; // absolute last node
|
|
function GetLastExpandedSubNode: TTreeNode; // absolute last node
|
|
function Insert(NextNode: TTreeNode; const S: string): TTreeNode;
|
|
function InsertObject(NextNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
function InsertBehind(PrevNode: TTreeNode; const S: string): TTreeNode;
|
|
function InsertObjectBehind(PrevNode: TTreeNode; const S: string;
|
|
Data: Pointer): TTreeNode;
|
|
function ConsistencyCheck: integer;
|
|
procedure WriteDebugReport(const Prefix: string; AllNodes: boolean);
|
|
property Count: Integer read GetCount;
|
|
property Items[Index: Integer]: TTreeNode read GetNodeFromIndex; default;
|
|
property KeepCollapsedNodes: boolean
|
|
read FKeepCollapsedNodes write FKeepCollapsedNodes;
|
|
property Owner: TCustomTreeView read FOwner;
|
|
property TopLvlCount: integer read FTopLvlCount;
|
|
property TopLvlItems[Index: integer]: TTreeNode
|
|
read GetTopLvlItems write SetTopLvlItems;
|
|
end;
|
|
|
|
{ TCustomTreeView }
|
|
|
|
TTreeViewState = (
|
|
tvsScrollbarChanged,
|
|
tvsMaxRightNeedsUpdate,
|
|
tvsTopsNeedsUpdate,
|
|
tvsMaxLvlNeedsUpdate,
|
|
tvsTopItemNeedsUpdate,
|
|
tvsBottomItemNeedsUpdate,
|
|
tvsCanvasChanged,
|
|
tvsDragged,
|
|
tvsIsEditing,
|
|
tvsStateChanging,
|
|
tvsManualNotify,
|
|
tvsUpdating,
|
|
tvsPainting,
|
|
tvsMouseCapture,
|
|
tvsWaitForDragging,
|
|
tvsDblClicked,
|
|
tvsTripleClicked,
|
|
tvsQuadClicked,
|
|
tvsSelectionChanged
|
|
);
|
|
TTreeViewStates = set of TTreeViewState;
|
|
|
|
TTreeViewOption = (
|
|
tvoAllowMultiselect,
|
|
tvoAutoExpand,
|
|
tvoAutoInsertMark,
|
|
tvoAutoItemHeight,
|
|
tvoHideSelection,
|
|
tvoHotTrack,
|
|
tvoKeepCollapsedNodes,
|
|
tvoReadOnly,
|
|
tvoRightClickSelect,
|
|
tvoRowSelect,
|
|
tvoShowButtons,
|
|
tvoShowLines,
|
|
tvoShowRoot,
|
|
tvoShowSeparators,
|
|
tvoToolTips
|
|
);
|
|
TTreeViewOptions = set of TTreeViewOption;
|
|
|
|
TTreeViewExpandSignType = (tvestPlusMinus, tvestArrow);
|
|
TTreeViewInsertMarkType = (
|
|
tvimNone,
|
|
tvimAsFirstChild, // or as root
|
|
tvimAsNextSibling,
|
|
tvimAsPrevSibling);
|
|
|
|
TCustomTreeView = class(TCustomControl)
|
|
private
|
|
FBackgroundColor: TColor;
|
|
FBorderStyle: TBorderStyle;
|
|
FBottomItem: TTreeNode;
|
|
FCanvas: TCanvas;
|
|
FExpandSignType: TTreeViewExpandSignType;
|
|
FExpandSignSize: integer;
|
|
FDefEditProc: Pointer;
|
|
FDefItemHeight: integer;
|
|
FDragImage: TDragImageList;
|
|
FDragNode: TTreeNode;
|
|
FEditHandle: THandle;
|
|
FIndent: integer;
|
|
FImageChangeLink: TChangeLink;
|
|
FImages: TCustomImageList;
|
|
FInsertMarkNode: TTreeNode;
|
|
FInsertMarkType: TTreeViewInsertMarkType;
|
|
FLastDropTarget: TTreeNode;
|
|
FLastHorzScrollInfo: TScrollInfo;
|
|
FLastVertScrollInfo: TScrollInfo;
|
|
FMaxLvl: integer; // maximum level of all nodes
|
|
FMaxRight: integer; // maximum text width of all nodes (needed for horizontal scrolling)
|
|
fMouseDownX: integer;
|
|
fMouseDownY: integer;
|
|
FOnAdvancedCustomDraw: TTVAdvancedCustomDrawEvent;
|
|
FOnAdvancedCustomDrawItem: TTVAdvancedCustomDrawItemEvent;
|
|
FOnChange: TTVChangedEvent;
|
|
FOnChanging: TTVChangingEvent;
|
|
FOnCollapsed: TTVExpandedEvent;
|
|
FOnCollapsing: TTVCollapsingEvent;
|
|
FOnCompare: TTVCompareEvent;
|
|
FOnCustomDraw: TTVCustomDrawEvent;
|
|
FOnCustomDrawItem: TTVCustomDrawItemEvent;
|
|
FOnDeletion: TTVExpandedEvent;
|
|
FOnEditing: TTVEditingEvent;
|
|
FOnEdited: TTVEditedEvent;
|
|
FOnExpanded: TTVExpandedEvent;
|
|
FOnExpanding: TTVExpandingEvent;
|
|
FOnGetImageIndex: TTVExpandedEvent;
|
|
FOnGetSelectedIndex: TTVExpandedEvent;
|
|
FOnSelectionChanged: TNotifyEvent;
|
|
FOptions: TTreeViewOptions;
|
|
FRClickNode: TTreeNode;
|
|
FSaveItems: TStringList;
|
|
FScrollBars: TScrollStyle;
|
|
FScrolledLeft: integer; // horizontal scrolled pixels (hidden pixels at left)
|
|
FScrolledTop: integer; // vertical scrolled pixels (hidden pixels at top)
|
|
FSelectedColor: TColor;
|
|
FSelectedNode: TTreeNode;
|
|
fSelectionChangeEventLock: integer;
|
|
fSeparatorColor: TColor;
|
|
FSortType: TSortType;
|
|
FStateChangeLink: TChangeLink;
|
|
FStateImages: TCustomImageList;
|
|
FStates: TTreeViewStates;
|
|
FTopItem: TTreeNode;
|
|
FTreeLineColor: TColor;
|
|
FTreeNodes: TTreeNodes;
|
|
FUpdateCount: integer;
|
|
procedure CanvasChanged(Sender: TObject);
|
|
procedure CMDrag(var AMessage: TCMDrag); message CM_DRAG;
|
|
procedure EditWndProc(var Message: TLMessage);
|
|
procedure DoDragOver(Source: TDragObject; X, Y: Integer; CanDrop: Boolean);
|
|
function GetAutoExpand: boolean;
|
|
function GetBottomItem: TTreeNode;
|
|
function GetChangeDelay: Integer;
|
|
function GetDropTarget: TTreeNode;
|
|
function GetHideSelection: boolean;
|
|
function GetHotTrack: boolean;
|
|
function GetKeepCollapsedNodes: boolean;
|
|
function GetReadOnly: boolean;
|
|
function GetRightClickSelect: boolean;
|
|
function GetRowSelect: boolean;
|
|
function GetSelection: TTreeNode;
|
|
function GetShowButtons: boolean;
|
|
function GetShowLines: boolean;
|
|
function GetShowRoot: boolean;
|
|
function GetShowSeparators: boolean;
|
|
function GetToolTips: boolean;
|
|
function GetTopItem: TTreeNode;
|
|
procedure ImageListChange(Sender: TObject);
|
|
procedure OnChangeTimer(Sender: TObject);
|
|
procedure SetAutoExpand(Value: Boolean);
|
|
procedure SetBackgroundColor(Value: TColor);
|
|
procedure SetBorderStyle(Value: TBorderStyle);
|
|
procedure SetBottomItem(Value: TTreeNode);
|
|
procedure SetChangeDelay(Value: Integer);
|
|
procedure SetDefaultItemHeight(Value: integer);
|
|
procedure SetExpandSignType(Value: TTreeViewExpandSignType);
|
|
procedure SetDropTarget(Value: TTreeNode);
|
|
procedure SetHideSelection(Value: Boolean);
|
|
procedure SetHotTrack(Value: Boolean);
|
|
procedure SetIndent(Value: Integer);
|
|
procedure SetImages(Value: TCustomImageList);
|
|
procedure SetInsertMarkNode(const AValue: TTreeNode);
|
|
procedure SetInsertMarkType(const AValue: TTreeViewInsertMarkType);
|
|
procedure SetKeepCollapsedNodes(Value: Boolean);
|
|
procedure SetReadOnly(Value: Boolean);
|
|
procedure SetRightClickSelect(Value: Boolean);
|
|
procedure SetRowSelect(Value: Boolean);
|
|
procedure SetScrollBars(const Value: TScrollStyle);
|
|
procedure SetScrolledLeft(AValue: integer);
|
|
procedure SetScrolledTop(AValue: integer);
|
|
procedure SetSelectedColor(Value: TColor);
|
|
procedure SetSelection(Value: TTreeNode);
|
|
procedure SetSeparatorColor(const AValue: TColor);
|
|
procedure SetShowButton(Value: Boolean);
|
|
procedure SetShowLines(Value: Boolean);
|
|
procedure SetShowRoot(Value: Boolean);
|
|
procedure SetShowSeparators(Value: Boolean);
|
|
procedure SetSortType(Value: TSortType);
|
|
procedure SetStateImages(Value: TCustomImageList);
|
|
procedure SetToolTips(Value: Boolean);
|
|
procedure SetTreeLineColor(Value: TColor);
|
|
procedure SetTreeNodes(Value: TTreeNodes);
|
|
procedure SetTopItem(Value: TTreeNode);
|
|
procedure UpdateAllTops;
|
|
procedure UpdateBottomItem;
|
|
procedure UpdateMaxLvl;
|
|
procedure UpdateMaxRight;
|
|
procedure UpdateTopItem;
|
|
procedure UpdateScrollbars;
|
|
procedure WMHScroll(var Msg: TLMScroll); message LM_HSCROLL;
|
|
procedure WMVScroll(var Msg: TLMScroll); message LM_VSCROLL;
|
|
procedure WMLButtonDown(var AMessage: TLMLButtonDown); message LM_LBUTTONDOWN;
|
|
procedure WMNotify(var AMessage: TLMNotify); message LM_NOTIFY;
|
|
procedure WMSize(var Msg: TLMSize); message LM_SIZE;
|
|
procedure InternalSelectionChanged;
|
|
protected
|
|
FChangeTimer: TTimer;
|
|
function CanChange(Node: TTreeNode): Boolean; dynamic;
|
|
function CanCollapse(Node: TTreeNode): Boolean; dynamic;
|
|
function CanEdit(Node: TTreeNode): Boolean; dynamic;
|
|
function CanExpand(Node: TTreeNode): Boolean; dynamic;
|
|
function CreateNode: TTreeNode; virtual;
|
|
function CustomDraw(const ARect: TRect;
|
|
Stage: TCustomDrawStage): Boolean; virtual;
|
|
function CustomDrawItem(Node: TTreeNode; State: TCustomDrawState;
|
|
Stage: TCustomDrawStage; var PaintImages: Boolean): Boolean; virtual;
|
|
function GetDragImages: TDragImageList; //override;
|
|
function GetMaxLvl: integer;
|
|
function GetMaxScrollLeft: integer;
|
|
function GetMaxScrollTop: integer;
|
|
function GetNodeAtInternalY(Y: Integer): TTreeNode;
|
|
function GetNodeAtY(Y: Integer): TTreeNode;
|
|
function GetNodeDrawAreaHeight: integer;
|
|
function GetNodeDrawAreaWidth: integer;
|
|
function IsCustomDrawn(Target: TCustomDrawTarget;
|
|
Stage: TCustomDrawStage): Boolean;
|
|
function IsNodeVisible(ANode: TTreeNode): Boolean;
|
|
function IsInsertMarkVisible: boolean; virtual;
|
|
procedure Change(Node: TTreeNode); dynamic;
|
|
procedure Collapse(Node: TTreeNode); dynamic;
|
|
procedure CreateParams(var Params: TCreateParams); override;
|
|
procedure CreateWnd; override;
|
|
procedure Delete(Node: TTreeNode); dynamic;
|
|
procedure DestroyWnd; override;
|
|
procedure DoEndDrag(Target: TObject; X, Y: Integer); override;
|
|
procedure DoPaint; virtual;
|
|
procedure DoPaintNode(Node: TTreeNode); virtual;
|
|
procedure DoStartDrag(var DragObject: TDragObject); override;
|
|
procedure EndEditing;
|
|
procedure EnsureNodeIsVisible(ANode: TTreeNode);
|
|
procedure Expand(Node: TTreeNode); dynamic;
|
|
procedure GetImageIndex(Node: TTreeNode); virtual;
|
|
procedure GetSelectedIndex(Node: TTreeNode); virtual;
|
|
procedure InitializeWnd; override;
|
|
procedure Invalidate; override;
|
|
procedure KeyDown(var Key : Word; Shift : TShiftState); override;
|
|
procedure Loaded; override;
|
|
procedure MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y:
|
|
Integer); override;
|
|
procedure MouseMove(Shift: TShiftState; X, Y: Integer); override;
|
|
procedure MouseUp(Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
|
|
override;
|
|
procedure Notification(AComponent: TComponent;
|
|
Operation: TOperation); override;
|
|
procedure Paint; override;
|
|
procedure SetDragMode(Value: TDragMode); override;
|
|
procedure SetOptions(NewOptions: TTreeViewOptions);
|
|
procedure UpdateDefaultItemHeight; virtual;
|
|
procedure WndProc(var Message: TLMessage); override;
|
|
procedure UpdateInsertMark(X,Y: integer); virtual;
|
|
procedure DoSelectionChanged; virtual;
|
|
protected
|
|
property AutoExpand: Boolean read GetAutoExpand write SetAutoExpand default False;
|
|
property BorderStyle: TBorderStyle
|
|
read FBorderStyle write SetBorderStyle default bsSingle;
|
|
property ChangeDelay: Integer read GetChangeDelay write SetChangeDelay default 0;
|
|
property HideSelection: Boolean
|
|
read GetHideSelection write SetHideSelection default True;
|
|
property HotTrack: Boolean read GetHotTrack write SetHotTrack default False;
|
|
property Images: TCustomImageList read FImages write SetImages;
|
|
property Indent: Integer read fIndent write SetIndent;
|
|
property Items: TTreeNodes read FTreeNodes write SetTreeNodes;
|
|
property OnAdvancedCustomDraw: TTVAdvancedCustomDrawEvent
|
|
read FOnAdvancedCustomDraw write FOnAdvancedCustomDraw;
|
|
property OnAdvancedCustomDrawItem: TTVAdvancedCustomDrawItemEvent
|
|
read FOnAdvancedCustomDrawItem write FOnAdvancedCustomDrawItem;
|
|
property OnChange: TTVChangedEvent read FOnChange write FOnChange;
|
|
property OnChanging: TTVChangingEvent read FOnChanging write FOnChanging;
|
|
property OnCollapsed: TTVExpandedEvent read FOnCollapsed write FOnCollapsed;
|
|
property OnCollapsing: TTVCollapsingEvent read FOnCollapsing write FOnCollapsing;
|
|
property OnCompare: TTVCompareEvent read FOnCompare write FOnCompare;
|
|
property OnCustomDraw: TTVCustomDrawEvent read FOnCustomDraw write FOnCustomDraw;
|
|
property OnCustomDrawItem: TTVCustomDrawItemEvent
|
|
read FOnCustomDrawItem write FOnCustomDrawItem;
|
|
property OnDeletion: TTVExpandedEvent read FOnDeletion write FOnDeletion;
|
|
property OnEdited: TTVEditedEvent read FOnEdited write FOnEdited;
|
|
property OnEditing: TTVEditingEvent read FOnEditing write FOnEditing;
|
|
property OnExpanded: TTVExpandedEvent read FOnExpanded write FOnExpanded;
|
|
property OnExpanding: TTVExpandingEvent read FOnExpanding write FOnExpanding;
|
|
property OnGetImageIndex: TTVExpandedEvent
|
|
read FOnGetImageIndex write FOnGetImageIndex;
|
|
property OnGetSelectedIndex: TTVExpandedEvent
|
|
read FOnGetSelectedIndex write FOnGetSelectedIndex;
|
|
property OnSelectionChanged: TNotifyEvent
|
|
read FOnSelectionChanged write FOnSelectionChanged;
|
|
property ReadOnly: Boolean read GetReadOnly write SetReadOnly default False;
|
|
property RightClickSelect: Boolean
|
|
read GetRightClickSelect write SetRightClickSelect default False;
|
|
property RowSelect: Boolean read GetRowSelect write SetRowSelect default False;
|
|
property ScrolledLeft: integer read FScrolledLeft write SetScrolledLeft;
|
|
property ScrolledTop: integer read FScrolledTop write SetScrolledTop;
|
|
property ShowButtons: Boolean read GetShowButtons write SetShowButton default True;
|
|
property ShowLines: Boolean read GetShowLines write SetShowLines default True;
|
|
property ShowRoot: Boolean read GetShowRoot write SetShowRoot default True;
|
|
property ShowSeparators: Boolean read GetShowSeparators write SetShowSeparators default True;
|
|
property SortType: TSortType read FSortType write SetSortType default stNone;
|
|
property StateImages: TCustomImageList read FStateImages write SetStateImages;
|
|
property ToolTips: Boolean read GetToolTips write SetToolTips default True;
|
|
public
|
|
constructor Create(AnOwner: TComponent); override;
|
|
destructor Destroy; override;
|
|
function AlphaSort: Boolean;
|
|
function ConsistencyCheck: integer;
|
|
function CustomSort(SortProc: TTreeNodeCompare): Boolean;
|
|
function GetHitTestInfoAt(X, Y: Integer): THitTests;
|
|
function GetNodeAt(X, Y: Integer): TTreeNode;
|
|
procedure GetInsertMarkAt(X, Y: Integer; var AnInsertMarkNode: TTreeNode;
|
|
var AnInsertMarkType: TTreeViewInsertMarkType);
|
|
procedure SetInsertMark(AnInsertMarkNode: TTreeNode;
|
|
AnInsertMarkType: TTreeViewInsertMarkType);
|
|
procedure SetInsertMarkAt(X,Y: integer); virtual;
|
|
function IsEditing: Boolean;
|
|
procedure BeginUpdate;
|
|
procedure EndUpdate;
|
|
procedure FullCollapse;
|
|
procedure FullExpand;
|
|
procedure LoadFromFile(const FileName: string);
|
|
procedure LoadFromStream(Stream: TStream);
|
|
procedure SaveToFile(const FileName: string);
|
|
procedure SaveToStream(Stream: TStream);
|
|
procedure WriteDebugReport(const Prefix: string; AllNodes: boolean);
|
|
procedure LockSelectionChangeEvent;
|
|
procedure UnlockSelectionChangeEvent;
|
|
function GetFirstMultiSelected: TTreeNode;
|
|
public
|
|
property BackgroundColor: TColor
|
|
read FBackgroundColor write SetBackgroundColor;
|
|
property BorderWidth;
|
|
property BottomItem: TTreeNode read GetBottomItem write SetBottomItem;
|
|
property Canvas: TCanvas read FCanvas;
|
|
property DefaultItemHeight: integer
|
|
read FDefItemHeight write SetDefaultItemHeight;
|
|
property DropTarget: TTreeNode read GetDropTarget write SetDropTarget;
|
|
property ExpandSignType: TTreeViewExpandSignType
|
|
read FExpandSignType write SetExpandSignType;
|
|
property InsertMarkNode: TTreeNode read FInsertMarkNode write SetInsertMarkNode;
|
|
property InsertMarkType: TTreeViewInsertMarkType read FInsertMarkType write SetInsertMarkType;
|
|
property KeepCollapsedNodes: boolean
|
|
read GetKeepCollapsedNodes write SetKeepCollapsedNodes;
|
|
property Options: TTreeViewOptions read FOptions write SetOptions;
|
|
property ScrollBars: TScrollStyle
|
|
read FScrollBars write SetScrollBars default ssBoth;
|
|
property Selected: TTreeNode read GetSelection write SetSelection;
|
|
property SelectionColor: TColor read FSelectedColor write SetSelectedColor;
|
|
property SeparatorColor: TColor read fSeparatorColor write SetSeparatorColor;
|
|
property TopItem: TTreeNode read GetTopItem write SetTopItem;
|
|
property TreeLineColor: TColor read FTreeLineColor write FTreeLineColor;
|
|
end;
|
|
|
|
|
|
{ TTreeView }
|
|
|
|
TTreeView = class(TCustomTreeView)
|
|
published
|
|
property Align;
|
|
property Anchors;
|
|
property AutoExpand;
|
|
//property BiDiMode;
|
|
property BackgroundColor;
|
|
property BorderStyle;
|
|
property BorderWidth;
|
|
property ChangeDelay;
|
|
property Color;
|
|
property Ctl3D;
|
|
property Constraints;
|
|
property DefaultItemHeight;
|
|
property DragKind;
|
|
property DragCursor;
|
|
property DragMode;
|
|
property Enabled;
|
|
property ExpandSignType;
|
|
property Font;
|
|
property HideSelection;
|
|
property HotTrack;
|
|
property Images;
|
|
property Indent;
|
|
//property ParentBiDiMode;
|
|
property ParentColor default False;
|
|
property ParentCtl3D;
|
|
property ParentFont;
|
|
property ParentShowHint;
|
|
property PopupMenu;
|
|
property ReadOnly;
|
|
property RightClickSelect;
|
|
property RowSelect;
|
|
property ScrollBars;
|
|
property SelectionColor;
|
|
property ShowButtons;
|
|
property ShowHint;
|
|
property ShowLines;
|
|
property ShowRoot;
|
|
property SortType;
|
|
property StateImages;
|
|
property TabOrder;
|
|
property TabStop default True;
|
|
property ToolTips;
|
|
property Visible;
|
|
property OnAdvancedCustomDraw;
|
|
property OnAdvancedCustomDrawItem;
|
|
property OnChange;
|
|
property OnChanging;
|
|
property OnClick;
|
|
property OnCollapsed;
|
|
property OnCollapsing;
|
|
property OnCompare;
|
|
property OnContextPopup;
|
|
property OnCustomDraw;
|
|
property OnCustomDrawItem;
|
|
property OnDblClick;
|
|
property OnDeletion;
|
|
property OnDragDrop;
|
|
property OnDragOver;
|
|
property OnEdited;
|
|
property OnEditing;
|
|
//property OnEndDock;
|
|
property OnEndDrag;
|
|
property OnEnter;
|
|
property OnExit;
|
|
property OnExpanded;
|
|
property OnExpanding;
|
|
property OnGetImageIndex;
|
|
property OnGetSelectedIndex;
|
|
property OnKeyDown;
|
|
property OnKeyPress;
|
|
property OnKeyUp;
|
|
property OnMouseDown;
|
|
property OnMouseMove;
|
|
property OnMouseUp;
|
|
property OnSelectionChanged;
|
|
property Options;
|
|
//property OnStartDock;
|
|
property OnStartDrag;
|
|
property Items;
|
|
end;
|
|
|
|
|
|
{ TTreeNodeExpandedState }
|
|
{ class to store and restore the expanded state of a TTreeView
|
|
The nodes are identified by their Text property.
|
|
|
|
Usage example:
|
|
// save old expanded state
|
|
OldExpanded:=TTreeNodeExpandedState.Create(ATreeView);
|
|
... change a lot of nodes ...
|
|
// restore old expanded state
|
|
OldExpanded.Apply(ATreeView);
|
|
OldExpanded.Free;
|
|
}
|
|
|
|
TTreeNodeExpandedState = class
|
|
NodeText: string;
|
|
Childs: TAvgLvlTree;
|
|
constructor Create(FirstTreeNode: TTreeNode);
|
|
constructor Create(TreeView: TCustomTreeView);
|
|
destructor Destroy; override;
|
|
procedure Clear;
|
|
procedure CreateChildNodes(FirstTreeNode: TTreeNode);
|
|
procedure Apply(FirstTreeNode: TTreeNode);
|
|
procedure Apply(TreeView: TCustomTreeView);
|
|
end;
|
|
|
|
function CompareExpandedNodes(Data1, Data2: Pointer): integer;
|
|
function CompareTextWithExpandedNode(Key, Data: Pointer): integer;
|
|
|
|
function InitCommonControl(CC: Integer): Boolean;
|
|
procedure CheckCommonControl(CC: Integer);
|
|
|
|
procedure Register;
|
|
|
|
Implementation
|
|
|
|
const
|
|
ButtonStates: array[TToolButtonState] of Word = (TBSTATE_CHECKED,
|
|
TBSTATE_PRESSED, TBSTATE_ENABLED, TBSTATE_HIDDEN, TBSTATE_INDETERMINATE,
|
|
TBSTATE_WRAP, TBSTATE_ELLIPSES, TBSTATE_MARKED);
|
|
|
|
ButtonStyles: array[TToolButtonStyle] of Word = (TBSTYLE_BUTTON, TBSTYLE_CHECK,
|
|
TBSTYLE_DROPDOWN, TBSTYLE_SEP, TBSTYLE_SEP);
|
|
|
|
ScrollBarWidth=0;
|
|
|
|
{ Toolbar menu support }
|
|
|
|
var
|
|
StillModal: Boolean;
|
|
|
|
|
|
function InitCommonControl(CC: Integer): Boolean;
|
|
begin
|
|
Result := True;
|
|
end;
|
|
|
|
procedure CheckCommonControl(CC: Integer);
|
|
begin
|
|
|
|
end;
|
|
|
|
procedure Register;
|
|
begin
|
|
RegisterComponents('Common Controls',[TTrackbar,TProgressBar,TTreeView,
|
|
TListView,TStatusBar,TToolBar,TUpDown,TPageControl]);
|
|
RegisterNoIcon([TToolButton,TTabSheet]);
|
|
end;
|
|
|
|
{$I statusbar.inc}
|
|
{$I statuspanel.inc}
|
|
{$I statuspanels.inc}
|
|
{$I tabsheet.inc}
|
|
{$I pagecontrol.inc}
|
|
{ $I alignment.inc}
|
|
{$I listcolumns.inc}
|
|
{$I listcolumn.inc}
|
|
{$I listitem.inc}
|
|
{$I listitems.inc}
|
|
{$I customlistview.inc}
|
|
{$I progressbar.inc}
|
|
{$I customupdown.inc}
|
|
{$I toolbutton.inc}
|
|
{$I toolbar.inc}
|
|
{$I trackbar.inc}
|
|
{$I treeview.inc}
|
|
|
|
|
|
end.
|
|
|
|
{ =============================================================================
|
|
|
|
$Log$
|
|
Revision 1.90 2003/10/22 17:50:16 mattias
|
|
updated rpm scripts
|
|
|
|
Revision 1.89 2003/09/20 15:24:54 mattias
|
|
implemented TPageControl and TTabSheet
|
|
|
|
Revision 1.88 2003/09/20 13:27:49 mattias
|
|
varois improvements for ParentColor from Micha
|
|
|
|
Revision 1.87 2003/09/18 09:21:03 mattias
|
|
renamed LCLLinux to LCLIntf
|
|
|
|
Revision 1.86 2003/09/13 10:06:53 mattias
|
|
fixed ColorIsStored
|
|
|
|
Revision 1.85 2003/08/30 18:53:07 mattias
|
|
using default colors, when theme does not define them
|
|
|
|
Revision 1.84 2003/08/22 18:10:39 mattias
|
|
implemented selections in component tree
|
|
|
|
Revision 1.83 2003/08/22 07:58:38 mattias
|
|
started componenttree
|
|
|
|
Revision 1.82 2003/08/21 13:04:10 mattias
|
|
implemented insert marks for TTreeView
|
|
|
|
Revision 1.81 2003/08/14 15:31:42 mattias
|
|
started TTabSheet and TPageControl
|
|
|
|
Revision 1.80 2003/06/25 21:02:19 mattias
|
|
reduced TProgressBar setproperties calls
|
|
|
|
Revision 1.79 2003/06/19 16:36:35 mattias
|
|
started codeexplorer
|
|
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Revision 1.78 2003/06/18 11:21:06 mattias
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fixed taborder=0, implemented TabOrder Editor
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Revision 1.77 2003/06/13 21:13:20 mattias
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fixed TTrackBar initial size
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Revision 1.76 2003/06/13 12:53:51 mattias
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fixed TUpDown and added handler lists for TControl
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Revision 1.75 2003/06/13 11:58:46 mattias
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fixed readonly of properties
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Revision 1.74 2003/06/10 00:46:16 mattias
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fixed aligning controls
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Revision 1.73 2003/04/16 17:20:24 mattias
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implemented package check broken dependency on compile
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Revision 1.72 2003/04/14 18:03:48 mattias
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implemented inherited compiler options
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Revision 1.71 2003/04/13 13:45:04 mattias
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implemented broken dependencies dialog
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Revision 1.70 2003/04/08 16:56:55 mattias
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implemented saving package
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Revision 1.69 2003/04/04 16:35:24 mattias
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started package registration
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Revision 1.68 2003/04/02 13:23:23 mattias
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fixed default font
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Revision 1.67 2003/03/15 13:26:07 mattias
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fixes for fpc 1.1
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Revision 1.66 2003/03/11 07:46:43 mattias
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more localization for gtk- and win32-interface and lcl
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Revision 1.65 2003/03/06 17:15:39 ajgenius
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added Math to uses. new updown arrow code uses max
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Revision 1.64 2003/02/24 19:00:42 mattias
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added TlistView.SubItem improvements from Olivier Guilbaud
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Revision 1.63 2003/02/18 23:22:56 mattias
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added listview items property editor
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Revision 1.62 2002/12/28 11:29:47 mattias
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xmlcfg deletion, focus fixes
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Revision 1.61 2002/11/30 11:22:53 mattias
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statusbar now uses invalidaterect
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Revision 1.60 2002/11/25 11:37:18 mattias
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applied patch from Vasily
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Revision 1.59 2002/11/18 13:38:44 mattias
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fixed buffer overrun and added several checks
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Revision 1.58 2002/11/13 18:21:04 lazarus
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MG: added TListItems.Clear
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Revision 1.57 2002/10/30 13:20:10 lazarus
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MG: fixed example
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Revision 1.56 2002/10/26 11:20:29 lazarus
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MG: broke some interfaces.pp circles
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Revision 1.55 2002/10/25 10:42:07 lazarus
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MG: broke minor circles
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Revision 1.54 2002/10/21 14:40:51 lazarus
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MG: fixes for 1.1
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Revision 1.53 2002/10/20 21:54:02 lazarus
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MG: fixes for 1.1
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Revision 1.52 2002/10/20 19:03:56 lazarus
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AJ: minor fixes for FPC 1.1
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Revision 1.51 2002/10/14 14:29:50 lazarus
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AJ: Improvements to TUpDown; Added TStaticText & GNOME DrawText
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Revision 1.50 2002/10/09 11:46:04 lazarus
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MG: fixed loading TListView from stream
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Revision 1.49 2002/10/01 18:00:02 lazarus
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AJ: Initial TUpDown, minor property additions to improve reading Delphi created forms.
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Revision 1.48 2002/09/14 14:47:41 lazarus
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MG: fixed icons
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Revision 1.47 2002/09/14 10:39:40 lazarus
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MG: added expanding to unit dependencies
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Revision 1.46 2002/09/14 08:38:05 lazarus
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MG: added TListView notification from Vincent
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Revision 1.45 2002/09/13 16:07:20 lazarus
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Reverting statusbar changes.
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Revision 1.43 2002/09/10 10:00:27 lazarus
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MG: TListView now works handleless and SetSelection implemented
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Revision 1.42 2002/09/10 06:49:18 lazarus
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MG: scrollingwincontrol from Andrew
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Revision 1.41 2002/09/09 19:04:01 lazarus
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MG: started TTreeView dragging
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Revision 1.40 2002/09/09 17:41:18 lazarus
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MG: added multiselection to TTreeView
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Revision 1.39 2002/09/05 13:33:10 lazarus
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MG: set default value for TStatusBar.SimplePanel
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Revision 1.38 2002/09/03 08:07:17 lazarus
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MG: image support, TScrollBox, and many other things from Andrew
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Revision 1.37 2002/08/17 15:45:31 lazarus
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MG: removed ClientRectBugfix defines
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Revision 1.36 2002/05/28 14:58:29 lazarus
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MG: added scrollbars for TListView
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Revision 1.35 2002/05/20 14:19:03 lazarus
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MG: activated the clientrect bugfixes
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Revision 1.34 2002/05/10 06:05:48 lazarus
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MG: changed license to LGPL
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Revision 1.33 2002/05/06 08:50:36 lazarus
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MG: replaced logo, increased version to 0.8.3a and some clientrectbugfix
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Revision 1.32 2002/04/17 09:15:51 lazarus
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MG: fixes, e.g. method jumping to changed overloaded methods
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Revision 1.31 2002/03/27 00:33:54 lazarus
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MWE:
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* Cleanup in lmessages
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* Added Listview selection and notification events
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+ introduced commctrl
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Revision 1.30 2002/03/25 17:59:19 lazarus
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GTK Cleanup
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Shane
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Revision 1.29 2002/03/24 16:38:00 lazarus
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MWE:
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* Fixed bug on ListItems.Delete
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Revision 1.28 2002/03/23 15:51:17 lazarus
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MWE: Fixed more compatebility issues (Sort, SelectedItem)
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Revision 1.27 2002/03/12 23:55:36 lazarus
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MWE:
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* More delphi compatibility added/updated to TListView
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* Introduced TDebugger.locals
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* Moved breakpoints dialog to debugger dir
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* Changed breakpoints dialog to read from resource
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Revision 1.26 2002/03/11 23:21:14 lazarus
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*** empty log message ***
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Revision 1.25 2002/03/11 23:07:23 lazarus
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MWE:
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* Made TListview more Delphi compatible
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* Did some cleanup
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Revision 1.24 2002/03/08 09:30:30 lazarus
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MG: nicer parameter names
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Revision 1.23 2002/03/04 13:07:21 lazarus
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MG: fixed update bottomitem on wmsize
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Revision 1.22 2002/03/04 07:28:53 lazarus
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MG: find declaration: fixed function in with context
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Revision 1.21 2002/03/02 17:03:19 lazarus
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MG: fixed TTreeView resize update
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Revision 1.20 2002/03/02 13:22:27 lazarus
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MG: fixed find declaration and inheriting class visibility flags
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Revision 1.19 2002/02/28 12:09:10 lazarus
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MG: fixes, code creation policies, keymap categories, menu shortcuts
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Revision 1.18 2002/02/03 00:24:00 lazarus
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TPanel implemented.
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Basic graphic primitives split into GraphType package, so that we can
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reference it from interface (GTK, Win32) units.
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New Frame3d canvas method that uses native (themed) drawing (GTK only).
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New overloaded Canvas.TextRect method.
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LCLLinux and Graphics was split, so a bunch of files had to be modified.
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Revision 1.17 2002/01/08 16:02:43 lazarus
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Minor changes to TListView.
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Added TImageList to the IDE
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Shane
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Revision 1.16 2002/01/04 21:25:05 lazarus
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MG: published background and selection color in TTreeView
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Revision 1.15 2002/01/04 21:07:49 lazarus
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MG: added TTreeView
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Revision 1.14 2002/01/04 20:29:04 lazarus
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Added images to TListView.
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Shane
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Revision 1.13 2002/01/03 21:17:08 lazarus
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added column visible and autosize settings.
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Shane
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Revision 1.12 2001/12/31 22:43:00 lazarus
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Added a TViewColumn editor to be used in the object inspector as TViewColumn's property editor.
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Shane
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Revision 1.11 2001/12/21 18:16:59 lazarus
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Added TImage class
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Shane
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Revision 1.10 2001/12/19 21:36:05 lazarus
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Added MultiSelect to TListView
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Shane
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Revision 1.9 2001/12/19 20:28:51 lazarus
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Enabled Alignment of columns in a TListView.
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Shane
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Revision 1.8 2001/12/18 21:10:01 lazarus
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MOre additions for breakpoints dialog
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Added a TSynEditPlugin in SourceEditor to get notified of lines inserted and deleted from the source.
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Shane
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Revision 1.7 2001/12/14 19:51:48 lazarus
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More changes to TListView
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Shane
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Revision 1.6 2001/12/14 18:38:55 lazarus
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Changed code for TListView
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Added a generic Breakpoints dialog
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Shane
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Revision 1.5 2001/09/30 08:34:49 lazarus
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MG: fixed mem leaks and fixed range check errors
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Revision 1.4 2001/06/14 14:57:58 lazarus
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MG: small bugfixes and less notes
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Revision 1.3 2001/01/30 18:15:02 lazarus
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Added code for TStatusBar
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I'm now capturing WMPainT and doing the drawing myself.
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Shane
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Revision 1.2 2000/12/29 18:33:54 lazarus
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TStatusBar's create and destroy were not set to override TWinControls so they were never called.
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Shane
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Revision 1.1 2000/07/13 10:28:23 michael
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+ Initial import
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Revision 1.22 2000/03/10 12:55:58 lazarus
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*** empty log message ***
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Revision 1.21 2000/01/10 00:07:12 lazarus
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MWE:
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Added more scrollbar support for TWinControl
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Most signals for TWinContorl are jet connected to the wrong widget
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(now scrolling window, should be fixed)
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Added some cvs entries
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}
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