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LCL: Figure out an unused name for a new Notebook page. Issue #36957.

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This commit is contained in:
Juha 2025-03-06 17:17:26 +02:00
parent a182389908
commit 7ce60d77d9
1 changed files with 26 additions and 4 deletions
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30
lcl/include/notebook.inc
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@ -69,16 +69,36 @@ end;
function TUNBPages.AddObject(const S: string; AObject: TObject): Integer;
var
NewPage: TPage;
NewName: string;
OK: Boolean;
i: integer;
begin
Result := FPageList.Add(AObject);
NewPage := TPage(AObject);
if IsValidIdent(S) then NewPage.Name := S;
if IsValidIdent(S) then
begin
NewName := S;
i := 1;
repeat
OK := True;
try
NewPage.Name := NewName;
except // Name was reserved, try adding numbers to it.
on E: EComponentError do begin
OK := False;
NewName := S + IntToStr(i);
Inc(i);
end;
end;
until OK;
end;
NewPage.Caption := S;
NewPage.Parent := FNotebook;
NewPage.Align := alClient;
NewPage.Visible := False;
NewPage.ControlStyle := NewPage.ControlStyle + [csNoDesignVisible];
if FNotebook.PageIndex = -1 then FNotebook.SetPageIndex(Result);
if FNotebook.PageIndex = -1 then
FNotebook.SetPageIndex(Result);
end;
procedure TUNBPages.Clear;
@ -126,7 +146,8 @@ begin
RaiseGDBException('TUNBPages.Insert Index out of bounds');
NewPage := TPage.Create(GetNotebookOwner);
FPageList.Insert(Index, NewPage);
if IsValidIdent(S) then NewPage.Name := S;
if IsValidIdent(S) then
NewPage.Name := S;
NewPage.Caption := S;
NewPage.Parent := FNotebook;
NewPage.Align := alClient;
@ -265,7 +286,8 @@ begin
if Assigned(Items.Objects[Index]) then begin
DummyDelete(Items[Index]);
APage := TPage(Items.Objects[Index]);
if IsValidIdent(Items[Index]) then APage.Name := Items[Index];
if IsValidIdent(Items[Index]) then
APage.Name := Items[Index];
APage.Caption := Items[Index];
APage.SetParent(Self);
DummyIndex := DummyPageList.IndexOf(APage);