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IDProjectCategoryView StatusLast Update
0027123LazarusTAChartpublic2015-05-09 14:18
ReporterAlexander GrishchenkoAssigned Towp 
PrioritynormalSeverityminorReproducibilityalways
Status closedResolutionfixed 
Product Version1.2.4Product Build 
Target Version1.2.8Fixed in Version 
Summary0027123: Warning: TConstantLine can
DescriptionCannot create instance of TConstantLine at runtime; compiler generates message:
Warning: Constructing a class "TConstantLine" with abstract method "IsEmpty".

Nevertheless it can be added to chart at design time using TChart designer.

FPC - 2.6.4
Lazarus - 1.2.4
Rev.SVN 45510
Steps To ReproduceSimply try to create an instance:

procedure TForm1.Test(Sender: TObject);
var const_line: TConstantLine;
begin
  const_line:= TConstantLine.Create(my_chart); // <--- compiler warning
end;
TagsNo tags attached.
Fixed in Revision
LazTarget1.2.8
Widgetset
Attached Files

Activities

wp

2014-12-03 16:02

developer   ~0079597

Fixed in r47070

wp

2014-12-03 16:07

developer   ~0079598

Please, test and close.

Issue History

Date Modified Username Field Change
2014-12-03 14:37 Alexander Grishchenko New Issue
2014-12-03 16:01 wp Assigned To => wp
2014-12-03 16:01 wp Status new => assigned
2014-12-03 16:02 wp Note Added: 0079597
2014-12-03 16:03 wp LazTarget => 1.2.8
2014-12-03 16:03 wp Status assigned => resolved
2014-12-03 16:03 wp Resolution open => fixed
2014-12-03 16:03 wp Target Version => 1.2.8
2014-12-03 16:07 wp Note Added: 0079598
2015-05-09 14:18 Bart Broersma Status resolved => closed