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{
This file is part of the Free Pascal Integrated Development Environment
Copyright (c) 1998 by Berczi Gabor
Template support routines for the IDE
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
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.
**********************************************************************}
unit FPTemplt;
interface
uses FPViews;
const
tsDate = '$DATE';
tsDateCustom = '$DATE(';
tsTime = '$TIME';
tsPrompt = '$PROMPT(';
{$ifdef useresstrings}
resourcestring
{$else}
const
{$endif}
dialog_fillintemplateparameter = 'Fill in template parameter';
function GetTemplateCount: integer;
function GetTemplateName(Index: integer): string;
function StartTemplate(Index: integer; Editor: PSourceEditor): boolean;
procedure InitTemplates;
procedure DoneTemplates;
implementation
uses
Dos,Objects,
FVConsts,
MsgBox,
WUtils,
WEditor,
FPConst,FPVars,FPUtils;
type
PTemplate = ^TTemplate;
TTemplate = record
Name : PString;
Path : PString;
end;
PTemplateCollection = ^TTemplateCollection;
TTemplateCollection = object(TSortedCollection)
function At(Index: Integer): PTemplate;
procedure FreeItem(Item: Pointer); virtual;
function Compare(Key1, Key2: Pointer): Sw_Integer; virtual;
end;
const Templates : PTemplateCollection = nil;
function NewTemplate(const Name, Path: string): PTemplate;
var P: PTemplate;
begin
New(P);
FillChar(P^,SizeOf(P^),0);
P^.Name:=NewStr(Name);
P^.Path:=NewStr(Path);
NewTemplate:=P;
end;
procedure DisposeTemplate(P: PTemplate);
begin
if assigned(P) then
begin
if assigned(P^.Name) then
DisposeStr(P^.Name);
if assigned(P^.Path) then
DisposeStr(P^.Path);
Dispose(P);
end;
end;
function TTemplateCollection.At(Index: Integer): PTemplate;
begin
At:=inherited At(Index);
end;
procedure TTemplateCollection.FreeItem(Item: Pointer);
begin
if assigned(Item) then
DisposeTemplate(Item);
end;
function TTemplateCollection.Compare(Key1, Key2: Pointer): Sw_Integer;
var R: Sw_integer;
K1: PTemplate absolute Key1;
K2: PTemplate absolute Key2;
begin
if K1^.Name^<K2^.Name^ then R:=-1 else
if K1^.Name^>K2^.Name^ then R:= 1 else
R:=0;
Compare:=R;
end;
function GetTemplateCount: integer;
var Count: integer;
begin
if Templates=nil then Count:=0 else Count:=Templates^.Count;
GetTemplateCount:=Count;
end;
function GetTemplateName(Index: integer): string;
begin
GetTemplateName:=Templates^.At(Index)^.Name^;
end;
function SearchStr(const InS, SubS: string; var P: sw_integer): boolean;
begin
P:=Pos(SubS,InS);
SearchStr:=(P<>0);
end;
procedure ReplaceStr(var S: string; StartP,Len: sw_integer; const NewS: string);
begin
Delete(S,StartP,Len);
Insert(NewS,S,StartP);
end;
function ReadStringPos(const InS: string; StartP: sw_integer; var Expr: string; var EndPos: sw_integer): sw_integer;
const Enclosers : string[2] = '''"';
var OK: boolean;
Encloser: char;
P: sw_integer;
begin
OK:=false; Expr:=''; P:=StartP; EndPos:=-1;
if length(InS)>=P then
begin
P:=Pos(InS[P],Enclosers);
OK:=(P<>0);
if OK then
begin
OK:=false;
Encloser:=Enclosers[P];
P:=StartP;
Inc(P);
while (P<=length(InS)) do
begin
if InS[P]<>Encloser then
Expr:=Expr+InS[P]
else
if (P+1<=length(InS)) and (InS[P+1]=Encloser) then
Expr:=Expr+InS[P]
else
begin
OK:=true;
Break;
end;
Inc(P);
end;
EndPos:=P;
end;
end;
if OK then
ReadStringPos:=length(Expr)
else
ReadStringPos:=-1;
end;
{function ReadString(const InS: string; StartP: sw_integer; var Expr: string): sw_integer;
var P: sw_integer;
begin
ReadString:=ReadStringPos(InS,StartP,Expr,P);
end;}
function ProcessTemplateLine(var S: string): boolean;
var OK: boolean;
P,EndP: sw_integer;
Name,Expr: string;
begin
OK:=true;
repeat
P:=0; Expr:='';
if OK and SearchStr(S,tsPrompt,P) then
if ReadStringPos(S,P+length(tsPrompt),Name,EndP)>=0 then
if copy(S,EndP+1,1)=')' then
begin
OK:=InputBox(dialog_fillintemplateparameter,Name,Expr,255)=cmOK;
if OK then
ReplaceStr(S,P,EndP-P+1+1,Expr);
end;
if OK and SearchStr(S,tsDateCustom,P) then
if ReadStringPos(S,P+length(tsDateCustom),Expr,EndP)>=0 then
if copy(S,EndP+1,1)=')' then
ReplaceStr(S,P,EndP-P+1+1,FormatDateTimeL(Now,Expr));
if OK and SearchStr(S,tsDate,P) then
ReplaceStr(S,P,length(tsDate),FormatDateTimeL(Now,'yyyy/mm/dd'));
if OK and SearchStr(S,tsTime,P) then
ReplaceStr(S,P,length(tsTime),FormatDateTimeL(Now,'hh:nn:ss'));
until P=0;
ProcessTemplateLine:=OK;
end;
function ProcessTemplate(Editor: PSourceEditor): boolean;
var OK: boolean;
I: sw_integer;
S,OrigS: string;
begin
OK:=true;
with Editor^ do
for I:=0 to GetLineCount-1 do
begin
S:=GetDisplayText(I); OrigS:=S;
OK:=ProcessTemplateLine(S);
if OK=false then Break;
if S<>OrigS then
begin
SetDisplayText(I,S);
UpdateAttrs(I,attrAll);
DrawView;
end;
end;
ProcessTemplate:=OK;
end;
function StartTemplate(Index: integer; Editor: PSourceEditor): boolean;
var
T: PTemplate;
OK: boolean;
begin
T:=Templates^.At(Index);
OK:=StartEditor(Editor,T^.Path^);
if OK then
begin
ProcessTemplate(Editor);
end;
StartTemplate:=OK;
end;
{*****************************************************************************
InitTemplates
*****************************************************************************}
procedure InitTemplates;
procedure ScanDir(Dir: PathStr);
var SR: SearchRec;
S: string;
PT : PTemplate;
i : sw_integer;
begin
{$ifdef HASAMIGA}
if (copy(Dir,length(Dir),1)<>DirSep) and (copy(Dir,length(Dir),1)<>DriveSeparator) then Dir:=Dir+DirSep;
{$else}
if copy(Dir,length(Dir),1)<>DirSep then Dir:=Dir+DirSep;
{$endif}
FindFirst(Dir+'*'+TemplateExt,AnyFile,SR);
while (DosError=0) do
begin
S:=NameOf(SR.Name);
S:=LowerCaseStr(S);
S[1]:=Upcase(S[1]);
PT:=NewTemplate(S,FExpand(Dir+SR.Name));
if not Templates^.Search(PT,i) then
Templates^.Insert(PT)
else
DisposeTemplate(PT);
FindNext(SR);
end;
FindClose(SR);
end;
begin
New(Templates, Init(10,10));
ScanDir('.');
ScanDir(IDEDir);
ScanDir(SystemIDEDir);
end;
procedure DoneTemplates;
begin
if assigned(Templates) then
begin
Dispose(Templates, Done);
Templates:=nil;
end;
end;
END.
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