Курсовые проекты / лабы мои / 2 / Unit2

unit Unit2;

interface

uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ComCtrls, StdCtrls, Grids, ExtCtrls;

type
TAutoState = ( AUTO_H, AUTO_ZZ,AUTO_L,AUTO_N,AUTO_Z1,AUTO_O2,AUTO_O1,AUTO_E,AUTO_F1,AUTO_K1, AUTO_F2,AUTO_K2,AUTO_K3,AUTO_D2,AUTO_Z2, AUTO_D1,AUTO_T1,AUTO_I );

TForm1 = class(TForm)
OpenDialog1: TOpenDialog;
PageControl1: TPageControl;
TabSheet1: TTabSheet;
Button2: TButton;
Memo1: TMemo;
TabSheet2: TTabSheet;
StringGrid1: TStringGrid;
Button3: TButton;
Panel1: TPanel;
Memo2: TMemo;
Label2: TLabel;
Label1: TLabel;
Button1: TButton;
Button4: TButton;
Label3: TLabel;

procedure Button2Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure Button3Click(Sender: TObject);
procedure Button4Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
private
{ Private declarations }
public
{ Public declarations }
end;

var
Form1: TForm1;

implementation

{$R *.dfm}



procedure TForm1.Button2Click(Sender: TObject);
var a:integer;
begin
if OpenDialog1.Execute then Memo1.Lines.LoadFromFile(OpenDialog1.FileName) ;
a:=memo1.lines.count;
label3.Caption:='Всего строк в Файле : '+ inttostr(a);
end;

procedure TForm1.FormCreate(Sender: TObject);

begin

StringGrid1.Cells[0,0]:='Номер';
StringGrid1.Cells[1,0]:='Лексема';
StringGrid1.Cells[2,0]:='Инфа';

end;

procedure TForm1.Button3Click(Sender: TObject);
var
ind,pos,dl,i,j,i1,fl,zn:integer;
st,str,stroka:string;
sost:TAutoState;
begin

for i:=0 to 2 do
for i1:=1 to 999 do
StringGrid1.Cells[i,i1]:='';

i1:=Memo1.Lines.Count;
ind:=1;
pos:=1;
for i:=1 to i1 do
begin
str:='';
stroka:=Memo1.Lines[i-1];
stroka:=stroka+' ';
dl:=Length(stroka);
sost:=AUTO_H;
fl:=0;
zn:=0;
for j:=1 to dl do
begin
st:=stroka[j];
case sost of
AUTO_H:
case stroka[j] of
';': begin sost:=AUTO_L;str:=str+st; end; {1}
'I','X','V': begin sost:=AUTO_N;str:=str+st; end; {1}
'>': begin sost:=AUTO_ZZ;str:=str+st; end; {1}
'<': begin sost:=AUTO_Z1; str:=str+st end; {1}
'=': begin sost:=AUTO_Z2; str:=str+st end; {1}
':': begin sost:=AUTO_F1;str:=str+st; end; {1}
'(': begin sost:=AUTO_O2;str:=str+st; end; {1}
')': begin sost:=AUTO_O1;str:=str+st; end; {1}
'd': begin sost:=AUTO_D1;str:=str+st; end; {1}
'f': begin sost:=AUTO_K1;str:=str+st; end; {1}
'.': begin sost:=AUTO_T1;str:=str+st; end;
'a'..'c','e','g'..'z': begin sost:=AUTO_I;str:=str+st; end;
' ': begin sost:=AUTO_H;str:=''; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_L: {;}
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=1; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_N: {римские буквы}
case stroka[j] of
'X','I','V': begin sost:=AUTO_N; str:=str+st; end;
' ': begin sost:=AUTO_H; fl:=1; zn:=12; end;
'a'..'h','j'..'u','w','y','z': begin sost:=AUTO_H;fl:=1;zn:=5;str:=str+st; end;
else begin sost:=AUTO_E; str:=str+st; end;
end;
AUTO_O2: {(}
case stroka[j] of
' ': begin sost:=AUTO_H; fl:=1; zn:=2; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_O1: {)}
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=3; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_F1:
case stroka[j] of {:=}
'=': begin sost:=AUTO_F2;str:=str+st; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_F2:
case stroka[j] of {:=}
' ': begin sost:=AUTO_H;fl:=1;zn:=4; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_K1: {for}
case stroka[j] of
'a'..'n','p'..'z','0'..'9',' ': begin sost:=AUTO_I;str:=str+st; end;
'o': begin sost:=AUTO_K2;str:=str+st; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_K2: {for}
case stroka[j] of
'a'..'q','s'..'z','0'..'9',' ': begin sost:=AUTO_I;str:=str+st; end;
'r': begin sost:=AUTO_K3;str:=str+st; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_K3: {for}
case stroka[j] of
'a'..'z','0'..'9': begin sost:=AUTO_I;str:=str+st; end;
' ': begin sost:=AUTO_H; fl:=1; zn:=11; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_I:
case stroka[j] of
'a'..'z','0'..'9': begin sost:=AUTO_I;str:=str+st; end;
' ': begin sost:=AUTO_H;fl:=1;zn:=5; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_ZZ: {<,>,=}
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=6; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_Z1:
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=7; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_Z2:
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=8; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_D1: {DO}
case stroka[j] of
'a'..'n','p'..'z','0'..'9',' ': begin sost:=AUTO_I;str:=str+st; end;
'o': begin sost:=AUTO_D2;str:=str+st; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;

AUTO_D2:
case stroka[j] of
'a'..'z','0'..'9': begin sost:=AUTO_I;str:=str+st; end;
' ': begin sost:=AUTO_H;fl:=1;zn:=10; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_T1:
case stroka[j] of
' ': begin sost:=AUTO_H;fl:=1;zn:=9; end;
'.': begin sost:=AUTO_T1; str:=str+st; end;
else begin sost:=AUTO_E;str:=str+st; end;
end;
AUTO_E: begin
if stroka[j]<>' 'then
begin
sost:=AUTO_E;
str:=str+st;
end
else
begin
sost:=AUTO_H;
Memo2.Lines.Append(str);
str:='';
end;
end;
end;
if fl=1 then
begin

StringGrid1.Cells[0,ind]:=IntToStr(ind);
StringGrid1.Cells[1,ind]:=str;
case zn of
1: StringGrid1.Cells[2,ind]:='Разделяюший знак';
2: StringGrid1.Cells[2,ind]:='Круглые открывающиеся скобки';
3: StringGrid1.Cells[2,ind]:='Круглые закрывающиеся скобки';
4: StringGrid1.Cells[2,ind]:='Знак присваивания';
5: StringGrid1.Cells[2,ind]:='Идентификатор';
6: StringGrid1.Cells[2,ind]:='>';
7: StringGrid1.Cells[2,ind]:='<';
8: StringGrid1.Cells[2,ind]:='=';
9: StringGrid1.Cells[2,ind]:='Точка ';
10: StringGrid1.Cells[2,ind]:='Оператор "DO" ';
11: StringGrid1.Cells[2,ind]:='Оператор "for"';
12:StringGrid1.Cells[2,ind]:='Римские цифры';
end;
str:='';
ind:=ind+1;
fl:=0;
end;
end;
end;
label2.Caption:='Число лексем '+IntToStr(ind-1); {Число лексем }
end;

procedure TForm1.Button4Click(Sender: TObject);
var i,i1:integer;
begin
for i:=0 to 2 do
for i1:=1 to 999 do
StringGrid1.Cells[i,i1]:='';
Memo1.Clear;
Label2.Caption:= 'Кол-во Лексем: 0 ';
Memo2.Clear;
Label3.Caption:= 'Всего строк в файле: 0 '
end;

procedure TForm1.Button1Click(Sender: TObject);
begin
Close;
end;

end.