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{ $Id: pkgvirtualuniteditor.pas 54405 2017-03-15 13:13:36Z juha $ }
{
/***************************************************************************
pkgvirtualuniteditor.pas
------------------------
***************************************************************************/
***************************************************************************
* *
* This source is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This code 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 *
* General Public License for more details. *
* *
* A copy of the GNU General Public License is available on the World *
* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
* obtain it by writing to the Free Software Foundation, *
* Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA. *
* *
***************************************************************************
Author: Mattias Gaertner
Abstract:
TEditVirtualUnitDialog is a dialog to edit the properties of a virtual unit.
}
unit PkgVirtualUnitEditor;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils,
// LCL
Forms, Controls, Dialogs,
// LazUtils
FileUtil, LazFileUtils,
// IdeIntf
PackageDependencyIntf,
// IDE
PackageDefs, LazarusIDEStrConsts;
function ShowEditVirtualPackageDialog(PkgFile: TPkgFile): TModalResult;
implementation
type
TDummyForClose = class
public
PkgFile: TPkgFile;
procedure CloseEvent(Sender: TObject; const AValues: array of string;
var ACanClose: boolean);
end;
function ShowEditVirtualPackageDialog(PkgFile: TPkgFile): TModalResult;
var
Str: array of string;
Dummy: TDummyForClose;
begin
Result:= mrCancel;
if not Assigned(PkgFile) then exit;
SetLength(Str, 2);
Str[0]:= PkgFile.Filename;
Str[1]:= PkgFile.Unit_Name;
Dummy:= TDummyForClose.Create;
try
Dummy.PkgFile:= PkgFile;
if not InputQuery(lisPVUEditVirtualUnit,
[lisPEFilename, lisPEUnitname], Str, @Dummy.CloseEvent) then exit;
finally
FreeAndNil(Dummy);
end;
if (PkgFile.Filename=Str[0]) and
(PkgFile.Unit_name=Str[1]) then exit;
PkgFile.Filename:= Str[0];
PkgFile.Unit_name:= Str[1];
if Assigned(PkgFile.LazPackage) then
PkgFile.LazPackage.Modified:= true;
Result:= mrOk;
end;
{ TDummyForClose }
procedure TDummyForClose.CloseEvent(Sender: TObject; const AValues: array of string;
var ACanClose: boolean);
var
NewFilename: String;
NewUnitName: String;
NewFilenameOnly: String;
LazPackage: TLazPackage;
ConflictUnit: TPkgFile;
begin
ACanClose:=false;
NewFilename:=AValues[0];
NewUnitName:=AValues[1];
if not FilenameIsPascalUnit(NewFilename) then begin
MessageDlg(lisPEInvalidUnitFilename,
lisPVUAPascalUnitMustHaveTheExtensionPpOrPas,
mtError,[mbCancel],0);
exit;
end;
NewFilenameOnly:=ExtractFilenameOnly(NewFilename);
if CompareText(NewUnitName,NewFilenameOnly)<>0 then begin
MessageDlg(lisPEInvalidUnitname,
Format(lisPVUUnitnameAndFilenameDoNotMatchExampleUnit1PasAndUni, [LineEnding]),
mtError,[mbCancel],0);
exit;
end;
if (NewUnitName='') or (not IsValidUnitName(NewUnitName)) then begin
MessageDlg(lisPEInvalidUnitname,
lisPVUTheUnitnameIsNotAValidPascalIdentifier,
mtError,[mbCancel],0);
exit;
end;
LazPackage:=PkgFile.LazPackage;
if LazPackage<>nil then begin
ConflictUnit:=LazPackage.FindUnit(NewUnitName,true,PkgFile);
if ConflictUnit<>nil then begin
MessageDlg(lisPEConflictFound,
Format(lisPVUThereIsAlreadyAnUnitWithThisNameFile, [LineEnding,
ConflictUnit.Filename]),
mtError,[mbCancel],0);
exit;
end;
end;
ACanClose:=true;
end;
end.
|
