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{
***************************************************************************
* *
* 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:
When a new unit is created check if compiler options in lpi and main source
differ. This is a common mistake when upgrading old projects.
}
unit CheckCompOptsForNewUnitDlg;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, LCLProc, FileUtil, Forms, Controls, Graphics, Dialogs,
StdCtrls, ExtCtrls, ButtonPanel,
CodeToolManager, BasicCodeTools, DefineTemplates,
CompOptsIntf, ProjectIntf, IDEDialogs,
InputHistory, TransferMacros, Project, LazarusIDEStrConsts;
type
{ TCheckCompOptsForNewUnitDialog }
TCheckCompOptsForNewUnitDialog = class(TForm)
AnsistringCheckBox: TCheckBox;
ButtonPanel1: TButtonPanel;
DoNotWarnCheckBox: TCheckBox;
ModeComboBox: TComboBox;
ModeLabel: TLabel;
NoteLabel: TLabel;
procedure FormCreate(Sender: TObject);
procedure OkButtonClick(Sender: TObject);
private
FMainAnsistring: char;
FMainMode: string;
public
CompOpts: TLazCompilerOptions;
procedure UpdateOptions;
property MainMode: string read FMainMode write FMainMode;
property MainAnsistring: char read FMainAnsistring write FMainAnsistring;
end;
function CheckCompOptsAndMainSrcForNewUnit(CompOpts: TLazCompilerOptions): TModalResult;
function GetIgnorePathForCompOptsAndMainSrcDiffer(CompOpts: TLazCompilerOptions): string;
implementation
function CheckCompOptsAndMainSrcForNewUnit(CompOpts: TLazCompilerOptions): TModalResult;
var
ProjCompOpts: TProjectCompilerOptions;
MainUnit: TUnitInfo;
Src: String;
StartPos: Integer;
p: PChar;
Mode: String;
AnsistringMode: Char;
NestedComments: Boolean;
Dlg: TCheckCompOptsForNewUnitDialog;
IgnoreIdentifier: String;
begin
Result:=mrOK;
if CompOpts is TProjectCompilerOptions then
begin
ProjCompOpts:=TProjectCompilerOptions(CompOpts);
if (ProjCompOpts.LazProject=nil) then exit;
MainUnit:=ProjCompOpts.LazProject.MainUnitInfo;
if (MainUnit=nil) or (MainUnit.Source=nil) then exit;
// check if this question should be ignored
IgnoreIdentifier:=GetIgnorePathForCompOptsAndMainSrcDiffer(CompOpts);
if (IgnoreIdentifier<>'')
and (InputHistories.Ignores.Find(IgnoreIdentifier)<>nil) then
exit;
Src:=MainUnit.Source.Source;
Mode:='';
AnsistringMode:=#0;
StartPos:=1;
NestedComments:=false;
repeat
StartPos:=FindNextCompilerDirective(Src,StartPos,NestedComments);
if StartPos>length(Src) then break;
p:=@Src[StartPos];
StartPos:=FindCommentEnd(Src,StartPos,NestedComments);
if p^<>'{' then continue;
inc(p);
if p^<>'$' then continue;
inc(p);
if (Mode='') and (CompareIdentifiers(p,'mode')=0) then begin
// mode directive
inc(p,4);
while p^ in [' ',#9] do inc(p);
Mode:=GetIdentifier(p);
end
else if (AnsistringMode=#0) and (p^='H') and (p[1] in ['+','-']) then begin
// ansistring directive
AnsistringMode:=p[1];
end;
until false;
//debugln(['CheckCompOptsAndMainSrcForNewUnit Mode=',Mode,' ProjMode=',ProjCompOpts.SyntaxMode,' Str=',AnsistringMode='+',' ProjStr=',ProjCompOpts.UseAnsiStrings]);
if ((Mode<>'') and (SysUtils.CompareText(Mode,ProjCompOpts.SyntaxMode)<>0))
or ((AnsistringMode<>#0) and ((AnsistringMode='+')<>ProjCompOpts.UseAnsiStrings))
then begin
Dlg:=TCheckCompOptsForNewUnitDialog.Create(nil);
try
Dlg.CompOpts:=CompOpts;
Dlg.MainMode:=Mode;
Dlg.MainAnsistring:=AnsistringMode;
Dlg.UpdateOptions;
if Dlg.ShowModal<>mrOk then
Result:=mrCancel;
finally
Dlg.Free;
end;
end;
end;
end;
function GetIgnorePathForCompOptsAndMainSrcDiffer(CompOpts: TLazCompilerOptions
): string;
var
ProjCompOpts: TProjectCompilerOptions;
begin
Result:='';
if (CompOpts is TProjectCompilerOptions) then
begin
ProjCompOpts:=TProjectCompilerOptions(CompOpts);
if ProjCompOpts.LazProject<>nil then
Result:='NewUnitProjOptsAndMainSrcDiffer/'+ProjCompOpts.LazProject.ProjectInfoFile;
end;
end;
{$R *.lfm}
{ TCheckCompOptsForNewUnitDialog }
procedure TCheckCompOptsForNewUnitDialog.FormCreate(Sender: TObject);
var
sl: TStringList;
i: Integer;
begin
Caption:=lisDirectivesForNewUnit;
ButtonPanel1.OKButton.Caption:=lisContinue;
ModeLabel.Caption:=lisSyntaxMode;
sl:=TStringList.Create;
for i:=low(FPCSyntaxModes) to high(FPCSyntaxModes) do
sl.Add(FPCSyntaxModes[i]);
ModeComboBox.Items.Assign(sl);
sl.Free;
AnsistringCheckBox.Caption:=lisUseAnsistrings;
DoNotWarnCheckBox.Caption:=lisDoNotShowThisDialogForThisProject;
end;
procedure TCheckCompOptsForNewUnitDialog.OkButtonClick(Sender: TObject);
var
NewMode: String;
i: Integer;
IgnoreIdentifier: String;
begin
NewMode:=ModeComboBox.Text;
if SysUtils.CompareText(CompOpts.SyntaxMode,NewMode)<>0 then
begin
i:=low(FPCSyntaxModes);
while (i<=High(FPCSyntaxModes))
and (SysUtils.CompareText(FPCSyntaxModes[i],NewMode)<>0) do
inc(i);
if i>High(FPCSyntaxModes) then
begin
IDEMessageDialog(lisCCOErrorCaption, Format(lisInvalidMode, [NewMode]),
mtError, [mbCancel]);
exit;
end;
end;
if (CompOpts.UseAnsiStrings<>AnsistringCheckBox.Checked)
or (CompOpts.SyntaxMode<>NewMode) then
begin
CompOpts.UseAnsiStrings:=AnsistringCheckBox.Checked;
CompOpts.SyntaxMode:=NewMode;
IncreaseCompilerParseStamp;
end;
if DoNotWarnCheckBox.Checked then
begin
IgnoreIdentifier:=GetIgnorePathForCompOptsAndMainSrcDiffer(CompOpts);
if IgnoreIdentifier<>'' then;
InputHistories.Ignores.Add(IgnoreIdentifier,iiidForever);
end;
ModalResult:=mrOk;
end;
procedure TCheckCompOptsForNewUnitDialog.UpdateOptions;
begin
NoteLabel.Caption:=lisTheProjectCompilerOptionsAndTheDirectivesInTheMain;
AnsistringCheckBox.Checked:=CompOpts.UseAnsiStrings;
ModeComboBox.Text:=CompOpts.SyntaxMode;
end;
end.
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