xtool/contrib/mORMot/SQLite3/Samples/ThirdPartyDemos/AntonE/CSV2ORM/MAinFormU.pas

427 lines
13 KiB
ObjectPascal

unit MAinFormU;
interface
{*****************************************}
{*** Please see ReadMe file ***}
{*** No copyright/license ***}
{*** No guarantees ***)
{*** Free to use/modify/distribute ***)
(*** Created by Anton Ekermans ***)
(*** antone@true.co.za ***)
(*** Original : ***)
(*** ftp://ftp.true.co.za/CSV2ORM.zip ***)
{*****************************************}
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.ExtCtrls, Vcl.DBCtrls, Data.DB,
Vcl.Grids, Vcl.DBGrids, JvExDBGrids, JvDBGrid, JvDBUltimGrid,
Datasnap.DBClient, Vcl.StdCtrls, Vcl.Buttons, Vcl.Menus, Vcl.ComCtrls,
JvExExtCtrls, JvExtComponent, JvCaptionPanel, JvExControls, JvDBLookup;
type
TMainForm = class(TForm)
CDS: TClientDataSet;
CDSName: TStringField;
CDSTipe: TStringField;
CDSControl: TStringField;
DS: TDataSource;
FileOpenDialog1: TFileOpenDialog;
FileSaveDialog1: TFileSaveDialog;
PopupMenu1: TPopupMenu;
ImportthisasNameType1: TMenuItem;
CDSOrde: TIntegerField;
CDSSize: TIntegerField;
CDSField: TStringField;
CDSControlName: TStringField;
CDSFieldAs: TStringField;
PageMain: TPageControl;
TSProject: TTabSheet;
TSTemplates: TTabSheet;
Panel2: TPanel;
JvDBUltimGrid1: TJvDBUltimGrid;
DBMemo1: TDBMemo;
Memo1: TMemo;
Splitter1: TSplitter;
Panel1: TPanel;
BitBtn1: TBitBtn;
DBNavigator1: TDBNavigator;
Templates: TClientDataSet;
DSTemplates: TDataSource;
TemplatesName: TStringField;
TemplatesFiles: TDataSetField;
Files: TClientDataSet;
FilesFileName: TStringField;
FilesSource: TBlobField;
DSFiles: TDataSource;
Panel3: TPanel;
BtnTemplSave: TBitBtn;
PanelLeft: TPanel;
PanelFiles: TJvCaptionPanel;
PanelTemplates: TJvCaptionPanel;
Splitter2: TSplitter;
JvDBUltimGrid2: TJvDBUltimGrid;
JvDBUltimGrid3: TJvDBUltimGrid;
MemoSource: TDBMemo;
BtnGenerate: TBitBtn;
ComboTempl: TJvDBLookupCombo;
CDSDBControl: TStringField;
procedure BitBtn1Click(Sender: TObject);
procedure ImportthisasNameType1Click(Sender: TObject);
procedure BtnTemplSaveClick(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure BtnGenerateClick(Sender: TObject);
private
{ Private declarations }
procedure AnalyseData;
public
{ Public declarations }
ObjName:String;
end;
var
MainForm: TMainForm;
implementation
{$R *.dfm}
uses idGlobal;
procedure TMainForm.BitBtn1Click(Sender: TObject);
begin
if FileOpenDialog1.Execute
then {CDS.LoadFromFile(FileSaveDialog1.FileName);}
ImportthisasNameType1Click(nil);
BtnGenerate.Enabled:=True;
end;
procedure TMainForm.BtnGenerateClick(Sender: TObject);
var SS,
SD,
ST : TStringList;
FileName : String;
I,K,T : Integer;
S1,S2,S3 : String;
MyTop : Integer;
MyTabOrder : Integer;
begin
if CDS.RecordCount=0
then begin
ShowMessage('Import a CSV file first with MetaData.');
exit;
end;
if ComboTempl.Text=''
then begin
ShowMEssage('Select a template first.');
exit;
end;
SS:=TStringList.Create;
SD:=TStringList.Create;
ST:=TStringList.Create;
Files.First;
while not Files.EOF do
begin
FileName:=FilesFileName.AsString;
FileName:=StringReplace(FileName,'MyObj',ObjName,[rfReplaceAll]);
SS.Clear;
SD.Clear;
SS.Text:=MemoSource.Lines.Text;
I:=0;
while I<SS.Count do
begin
S1:=SS[I];
if Pos('[Fields]',S1)>0
then begin
ST.Clear;
ST.Add(S1);
K:=I;
Inc(I);
while Pos('[/Fields]',S1)<=0 do
begin
try
S1:=SS[I];
except
ShowMessage('Unresolved [Fields] loop on line '+IntToStr(K)+' in '+FilesFileName.AsString);
break;
end;
ST.Add(S1);
Inc(I);
end;
CDS.First;
while not CDS.EOF do
begin
for t := 0 to Pred(ST.Count) do
begin
S1:=ST[T];
if (Pos('[Size]',S1)>0)and (CDSSize.AsInteger=0)
then continue;
if (Pos('[!Size]',S1)>0)and (CDSSize.AsInteger>0)
then continue;
S2:=StringReplace(S1,'[Fields]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[/Fields]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[Size]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[!Size]','',[rfReplaceAll]);
S2:=StringReplace(S2,'MyObj',ObjName,[rfReplaceAll]);
S2:=StringReplace(S2,'MyType',CDSTipe.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyName',CDSName.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyFieldAs',CDSFieldAs.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyField',CDSField.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MySize',CDSSize.AsString,[rfReplaceAll]);
SD.Add(S2);
end;
CDS.Next;
end;
Continue;
end;
if Pos('[Controls]',S1)>0
then begin
ST.Clear;
ST.Add(S1);
K:=I;
Inc(I);
while Pos('[/Controls]',S1)<=0 do
begin
try
S1:=SS[I];
except
ShowMessage('Unresolved [Controls] loop on line '+IntToStr(K)+' in '+FilesFileName.AsString);
break;
end;
ST.Add(S1);
Inc(I);
end;
MyTop:=21;
MyTabOrder:=0;
CDS.First;
while not CDS.EOF do
begin
if CDSControl.AsString=''
then begin
CDS.Next;
continue;
end;
for t := 0 to Pred(ST.Count) do
begin
S1:=ST[T];
if (Pos('[Size]',S1)>0)and (CDSSize.AsInteger=0)
then continue;
if (Pos('[!Size]',S1)>0)and (CDSSize.AsInteger>0)
then continue;
S2:=StringReplace(S1,'[Controls]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[/Controls]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[Size]','',[rfReplaceAll]);
S2:=StringReplace(S2,'[!Size]','',[rfReplaceAll]);
S2:=StringReplace(S2,'MyObj',ObjName,[rfReplaceAll]);
S2:=StringReplace(S2,'MyType',CDSTipe.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyName',CDSName.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyFieldAs',CDSFieldAs.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyField',CDSField.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyControlName',CDSControlName.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyControl',CDSControl.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyDBControl',CDSDBControl.AsString,[rfReplaceAll]);
S2:=StringReplace(S2,'MyTop',IntToStr(MyTop),[rfReplaceAll]);
S2:=StringReplace(S2,'MyTabOrder',IntToStr(MyTabORder),[rfReplaceAll]);
S2:=StringReplace(S2,'MySize',CDSSize.AsString,[rfReplaceAll]);
SD.Add(S2);
end;
Inc(MyTop,21);
Inc(MyTabOrder);
CDS.Next;
end;
Continue;
end;
S1:=StringReplace(S1,'MyObj',ObjName,[rfReplaceAll]);
S1:=StringReplace(S1,'MyType',CDSTipe.AsString,[rfReplaceAll]);
SD.Add(S1);
Inc(I);
end;
SD.SaveToFile(FileName);
Files.Next;
end;
end;
procedure TMainForm.AnalyseData;
var S1 : String;
begin
CDS.First;
while not CDS.EOF do
begin
(*CDS fields*)
CDS.Edit;
S1:='';
CDSField.Clear;
if CompareText(CDSTipe.AsString,'Integer')=0
then begin
CDSField.AsString:='TIntegerField';
CDSFieldAs.AsString:='AsInteger';
end;
if CompareText(CDSTipe.AsString,'Int64')=0
then begin
CDSField.AsString:='TLargeIntField';
CDSFieldAs.AsString:='AsLargeInt';
end;
if CompareText(CDSTipe.AsString,'RawUTF8')=0
then begin
CDSField.AsString:='TStringField';
CDSFieldAs.AsString:='AsString';
end;
if CompareText(CDSTipe.AsString,'Boolean')=0
then begin
CDSField.AsString:='TBooleanField';
CDSFieldAs.AsString:='AsBoolean';
end;
if CompareText(CDSTipe.AsString,'TDateTime')=0
then begin
CDSField.AsString:='TDateTimeField';
CDSFieldAs.AsString:='AsDateTime';
end;
if CompareText(CDSTipe.AsString,'Double')=0
then begin
CDSField.AsString:='TFloatField';
CDSFieldAs.AsString:='AsFloat';
end;
if CompareText(CDSTipe.AsString,'Currency')=0
then begin
CDSField.AsString:='TCurrencyField';
CDSFieldAs.AsString:='AsCurrency';
end;
if CDSField.AsString=''
then raise Exception.Create('Error Message 141 - Unknown type : '+CDSTipe.AsString);
(*PAS UI controls*)
CDSControlName.Clear;
if (CDSControl.AsString='')or
(CDSControl.AsString='-none-')
then begin
CDSControl.Clear;
CDS.Post;
CDS.Next;
continue;
end;
S1:='';
if CompareText(CDSControl.AsString,'Edit')=0
then begin
CDSControl .AsString:='TEdit';
CDSDBControl.AsString:='TDBEdit';
CDSControlName.AsString:='Edit'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'Combo')=0
then begin
CDSControl.AsString:='TComboBox';
CDSDBControl.AsString:='TDBComboBox';
CDSControlName.AsString:='Combo'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'ComboBox')=0
then begin
CDSControl.AsString:='TComboBox';
CDSDBControl.AsString:='TDBComboBox';
CDSControlName.AsString:='Combo'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'Radio')=0
then begin
CDSControl.AsString:='TRadioGroup';
CDSDBControl.AsString:='TDBRadioGroup';
CDSControlName.AsString:='Radio'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'RadioGroup')=0
then begin
CDSControl.AsString:='TRadioGroup';
CDSDBControl.AsString:='TDBRadioGroup';
CDSControlName.AsString:='Radio'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'RadioButton')=0
then begin
CDSControl.AsString:='TDBRadioGroup';
CDSDBControl.AsString:='TRadioGroup';
CDSControlName.AsString:='Radio'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'Check')=0
then begin
CDSControl.AsString:='TCheckBox';
CDSDBControl.AsString:='TDBCheckBox';
CDSControlName.AsString:='Check'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'CheckBox')=0
then begin
CDSControl.AsString:='TCheckBox';
CDSDBControl.AsString:='TDBCheckBox';
CDSControlName.AsString:='Check'+CDSName.AsString;
end;
if CompareText(CDSControl.AsString,'DateEdit')=0
then begin
CDSControl.AsString:='TJvDateEdit';
CDSDBControl.AsString:='TJvDBDateEdit';
CDSControlName.AsString:='Edit'+CDSName.AsString;
end;
if CDSControlName.AsString=''
then raise Exception.Create('Error Message 170 - Unknown control : '+CDSControl.AsString);
CDS.Post;
CDS.Next;
end;
end;
procedure TMainForm.BtnTemplSaveClick(Sender: TObject);
begin
Templates.SaveToFile;
end;
procedure TMainForm.FormCreate(Sender: TObject);
var I : Integer;
begin
try
Templates.LoadFromFile;
except
I:=0;
end;
end;
procedure TMainForm.ImportthisasNameType1Click(Sender: TObject);
var SL,SL2 : TStringList;
S1,
S2,
S3,
S4 : String;
I : Integer;
begin
CDS.EmptyDataSet;
ObjName:=ExtractFileName(FileOpenDialog1.FileName);
ObjName:=Fetch(ObjName,'.',True);
SL:=TStringList.Create;
SL2:=TStringList.Create;
SL.LoadFromFile(FileOpenDialog1.FileName);
I:=0;
while SL.Count>0 do
begin
SL2.CommaText:=Trim(SL[0]);
S1:=Trim(SL2[0]);
S2:=Trim(SL2[1]);
S3:=Trim(SL2[2]);
if SL2.Count>3
then S4:=Trim(SL2[3])
else S4:='0';
SL.Delete(0);
if S1=''
then break;
CDS.Insert;
CDSOrde .AsInteger:=I;
CDSName .AsString :=S1;
CDSTipe .AsString :=S2;
CDSControl.AsString :=S3;
CDSSize .AsString :=S4;
CDS.Post;
Inc(I);
end;
SL2.Free;
SL .Free;
AnalyseData;
end;
end.