Class tdatacols

Description
Hierarchy
Fields
Methods
Properties

Unit

msegrids

Declaration

type tdatacols = class(tcols)

Description

This item has no description.

Hierarchy

Overview

Fields

Protected frowstate: trowstatelist;
Protected fscrollsize: integer;
Protected ffirsthscrollindex: integer;

Methods

Protected procedure beginchangelock;
Protected procedure endchangelock;
Protected procedure datasourcechanged; virtual;
Protected procedure begindataupdate; override;
Protected procedure enddataupdate; override;
Protected procedure dosizechanged; override;
Protected procedure countchanged; override;
Protected procedure mergechanged(const arow: integer);
Protected procedure rearange(const list: integerarty); override;
Protected procedure setcount1(acount: integer; doinit: boolean); override;
Protected procedure setrowcountmax(const value: integer);
Protected procedure rowcountchanged(const countbefore: int32; const newcount: int32); override;
Protected procedure createitem(const index: integer; var item: tpersistent); override;
Protected procedure updatelayout; override;
Protected function colatpos(const x: integer; const getscrollable: boolean = true): integer;
Protected procedure moverow(const fromindex,toindex: integer; const acount: integer = 1); override;
Protected procedure insertrow(const index: integer; const acount: integer = 1); override;
Protected procedure deleterow(const index: integer; const acount: integer = 1); override;
Protected procedure changeselectedrange(const start,oldend,newend: gridcoordty; calldoselectcell: boolean); virtual;
Protected procedure beginselect;
Protected procedure endselect;
Protected procedure decselect;
Protected function hassortstat: boolean;
Protected function hasdatastat: boolean;
Protected procedure dostatread(const reader: tstatreader; const aorder: boolean); virtual;
Protected procedure dostatwrite(const writer: tstatwriter; const aorder: boolean); virtual;
Protected function cancopy: boolean;
Protected function canpaste: boolean;
Protected procedure updatedatastate(var accepted: boolean); overload; virtual;
Public constructor create(aowner: tcustomgrid; aclasstype: gridpropclassty);
Public destructor destroy; override;
Public function sortfunc(const l,r: integer): integer;
Public function updatedatastate: boolean; overload;
Public procedure move(const curindex,newindex: integer); override;
Public function previosvisiblecol(aindex: integer): integer;
Public function nextvisiblecol(aindex: integer): integer;
Public function rowempty(const arow: integer): boolean;
Public function colbyname(const aname: string): tdatacol;
Public function datalistbyname(const aname: string): tdatalist;
Public function colsubdatainfo(const aname: string): subdatainfoty;
Public procedure clearselection;
Public function hasselection: boolean;
Public function selectedcellcount: integer;
Public function hascolselection: boolean;
Public procedure setselectedrange(const rect: gridrectty; const value: boolean; const calldoselectcell: boolean = false; const checkmultiselect: boolean = false); overload;
Public procedure setselectedrange(const start,stop: gridcoordty; const value: boolean; const calldoselectcell: boolean = false; const checkmultiselect: boolean = false); overload; virtual;
Public procedure mergecols(const arow: integer; const astart: longword = 0; const acount: longword = bigint);
Public procedure unmergecols(const arow: integer = invalidaxis);
Public function defaultrowheight: integer;

Properties

Public property lastvisiblecol: integer read flastvisiblecol;
Public property cols[const index: integer]: tdatacol read getcols write setcols;
Public property selectedrowcount: int32 read fselectedrowcount;
Public property selectedcells: gridcoordarty read getselectedcells write setselectedcells;
Public property selectedrows: integerarty read getselectedrows write setselectedrows;
Public property rowselected[const index: integer]: boolean read getrowselected write setrowselected;
Public property selected[const cell: gridcoordty]: boolean read Getselected write Setselected;
Public property rowstate: trowstatelist read frowstate;
Public property readonly: boolean read getreadonly write setreadonly;
Published property sortcol: integer read fsortcol write setsortcol default -1;
Published property sortcoldefault: integer read fsortcoldefault write setsortcoldefault default -1;
Published property newrowcol: integer read fnewrowcol write setnewrowcol default -1;
Published property width;
Published property options default defaultdatacoloptions;
Published property options1 default defaultdatacoloptions1;
Published property font;
Published property fontselect;
Published property linewidth;
Published property linecolor default defaultdatalinecolor;
Published property linecolorfix;

Description

Fields

Protected frowstate: trowstatelist;

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Protected fscrollsize: integer;

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Protected ffirsthscrollindex: integer;

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Methods

Protected procedure beginchangelock;

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Protected procedure endchangelock;

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Protected procedure datasourcechanged; virtual;

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Protected procedure begindataupdate; override;

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Protected procedure enddataupdate; override;

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Protected procedure dosizechanged; override;

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Protected procedure countchanged; override;

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Protected procedure mergechanged(const arow: integer);

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Protected procedure rearange(const list: integerarty); override;

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Protected procedure setcount1(acount: integer; doinit: boolean); override;

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Protected procedure setrowcountmax(const value: integer);

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Protected procedure rowcountchanged(const countbefore: int32; const newcount: int32); override;

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Protected procedure createitem(const index: integer; var item: tpersistent); override;

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Protected procedure updatelayout; override;

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Protected function colatpos(const x: integer; const getscrollable: boolean = true): integer;

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Protected procedure moverow(const fromindex,toindex: integer; const acount: integer = 1); override;

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Protected procedure insertrow(const index: integer; const acount: integer = 1); override;

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Protected procedure deleterow(const index: integer; const acount: integer = 1); override;

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Protected procedure changeselectedrange(const start,oldend,newend: gridcoordty; calldoselectcell: boolean); virtual;

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Protected procedure beginselect;

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Protected procedure endselect;

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Protected procedure decselect;

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Protected function hassortstat: boolean;

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Protected function hasdatastat: boolean;

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Protected procedure dostatread(const reader: tstatreader; const aorder: boolean); virtual;

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Protected procedure dostatwrite(const writer: tstatwriter; const aorder: boolean); virtual;

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Protected function cancopy: boolean;

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Protected function canpaste: boolean;

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Protected procedure updatedatastate(var accepted: boolean); overload; virtual;

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Public constructor create(aowner: tcustomgrid; aclasstype: gridpropclassty);

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Public destructor destroy; override;

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Public function sortfunc(const l,r: integer): integer;

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Public function updatedatastate: boolean; overload;

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Public procedure move(const curindex,newindex: integer); override;

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Public function previosvisiblecol(aindex: integer): integer;

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Public function nextvisiblecol(aindex: integer): integer;

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Public function rowempty(const arow: integer): boolean;

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Public function colbyname(const aname: string): tdatacol;

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Public function datalistbyname(const aname: string): tdatalist;

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Public function colsubdatainfo(const aname: string): subdatainfoty;

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Public procedure clearselection;

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Public function hasselection: boolean;

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Public function selectedcellcount: integer;

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Public function hascolselection: boolean;

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Public procedure setselectedrange(const rect: gridrectty; const value: boolean; const calldoselectcell: boolean = false; const checkmultiselect: boolean = false); overload;

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Public procedure setselectedrange(const start,stop: gridcoordty; const value: boolean; const calldoselectcell: boolean = false; const checkmultiselect: boolean = false); overload; virtual;

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Public procedure mergecols(const arow: integer; const astart: longword = 0; const acount: longword = bigint);

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Public procedure unmergecols(const arow: integer = invalidaxis);

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Public function defaultrowheight: integer;

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Properties

Public property lastvisiblecol: integer read flastvisiblecol;

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Public property cols[const index: integer]: tdatacol read getcols write setcols;

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Public property selectedrowcount: int32 read fselectedrowcount;

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Public property selectedcells: gridcoordarty read getselectedcells write setselectedcells;

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Public property selectedrows: integerarty read getselectedrows write setselectedrows;

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Public property rowselected[const index: integer]: boolean read getrowselected write setrowselected;

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Public property selected[const cell: gridcoordty]: boolean read Getselected write Setselected;

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Public property rowstate: trowstatelist read frowstate;

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Public property readonly: boolean read getreadonly write setreadonly;

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Published property sortcol: integer read fsortcol write setsortcol default -1;

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Published property sortcoldefault: integer read fsortcoldefault write setsortcoldefault default -1;

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Published property newrowcol: integer read fnewrowcol write setnewrowcol default -1;

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Published property width;

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Published property options default defaultdatacoloptions;

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Published property options1 default defaultdatacoloptions1;

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Published property font;

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Published property fontselect;

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Published property linewidth;

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Published property linecolor default defaultdatalinecolor;

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Published property linecolorfix;

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