lasarus_compotents/RXLib/rxdb/rxdbgridfootertools_setup.pas

149 lines
4.6 KiB
ObjectPascal

{ RxDBGridPrintGrid unit
Copyright (C) 2005-2017 Lagunov Aleksey alexs75@yandex.ru and Lazarus team
original conception from rx library for Delphi (c)
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version with the following modification:
As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent modules,and
to copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the terms
and conditions of the license of that module. An independent module is a
module which is not derived from or based on this library. If you modify
this library, you may extend this exception to your version of the library,
but you are not obligated to do so. If you do not wish to do so, delete this
exception statement from your version.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU Library General Public License
for more details.
You should have received a copy of the GNU Library General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
}
unit rxdbgridfootertools_setup;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, Grids,
ButtonPanel, ComCtrls, StdCtrls, ColorBox, rxdbgrid, rxdconst;
type
{ TRxDBGridFooterTools_SetupForm }
TRxDBGridFooterTools_SetupForm = class(TForm)
ButtonPanel1: TButtonPanel;
ColorBox1: TColorBox;
Label1: TLabel;
PageControl1: TPageControl;
StringGrid1: TStringGrid;
TabSheet1: TTabSheet;
TabSheet2: TTabSheet;
procedure FormCreate(Sender: TObject);
private
FRxDBGrid:TRxDBGrid;
public
procedure InitData(ARxDBGrid:TRxDBGrid);
procedure SetData;
end;
var
RxDBGridFooterTools_SetupForm: TRxDBGridFooterTools_SetupForm;
const
rxFooterFunctionNames : array [TFooterValueType] of string =
(sfvtNon, sfvtSum, sfvtAvg, sfvtCount, sfvtFieldValue, sfvtStaticText, sfvtMax, sfvtMin, sfvtRecNo);
implementation
uses rxdbutils;
{$R *.lfm}
{ TRxDBGridFooterTools_SetupForm }
procedure TRxDBGridFooterTools_SetupForm.FormCreate(Sender: TObject);
begin
PageControl1.ActivePageIndex:=0;
Caption:=sSetupTotalRow;
TabSheet1.Caption:=sFunction;
TabSheet2.Caption:=sOtherOptions;
Label1.Caption:=sFooterRowColor;
StringGrid1.Columns[0].Title.Caption:=sCollumnName;
StringGrid1.Columns[1].Title.Caption:=sFunction;
end;
procedure TRxDBGridFooterTools_SetupForm.InitData(ARxDBGrid: TRxDBGrid);
var
i: Integer;
c: TFooterValueType;
begin
FRxDBGrid:=ARxDBGrid;
if not Assigned(FRxDBGrid) then exit;
StringGrid1.TitleStyle:=FRxDBGrid.TitleStyle;
StringGrid1.Columns[1].PickList.Clear;
for c:=Low(TFooterValueType) to High(TFooterValueType) do
StringGrid1.Columns[1].PickList.Add(rxFooterFunctionNames[c]);
StringGrid1.RowCount:=FRxDBGrid.Columns.Count+1;
for i:=0 to FRxDBGrid.Columns.Count-1 do
begin
StringGrid1.Cells[0, i+1]:=FRxDBGrid.Columns[i].Title.Caption;
if FRxDBGrid.Columns[i].Footer.ValueType <> fvtNon then
StringGrid1.Cells[1, i+1]:=rxFooterFunctionNames[FRxDBGrid.Columns[i].Footer.ValueType];
end;
ColorBox1.Selected:=FRxDBGrid.FooterOptions.Color;
end;
procedure TRxDBGridFooterTools_SetupForm.SetData;
var
B,C: TFooterValueType;
Col: TRxColumn;
i: Integer;
begin
for i:=1 to StringGrid1.RowCount-1 do
begin
Col:=FRxDBGrid.ColumnByCaption(StringGrid1.Cells[0, i]);
B:=fvtNon;
for c:=Low(TFooterValueType) to High(TFooterValueType) do
if StringGrid1.Cells[1, i] = rxFooterFunctionNames[c] then
begin
B:=C;
break;
end;
if B<>fvtNon then
begin
if not (Col.Field.DataType in NumericDataTypes) then
if not (B in [fvtCount, fvtFieldValue, fvtStaticText, fvtRecNo]) then
B:=fvtNon;
if B<>fvtNon then
begin
Col.Footer.FieldName:=Col.FieldName;
Col.Footer.Alignment:=Col.Alignment;
Col.Footer.DisplayFormat:=Col.DisplayFormat;
end;
end;
Col.Footer.ValueType:=B;
end;
FRxDBGrid.FooterOptions.Color:=ColorBox1.Selected;
end;
end.