Add chemCollection example program
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chemCollection/chemCollection.ico
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chemCollection/chemCollection.ico
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83
chemCollection/chemCollection.lpi
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83
chemCollection/chemCollection.lpi
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<?xml version="1.0" encoding="UTF-8"?>
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<CONFIG>
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<ProjectOptions>
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<Version Value="11"/>
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<General>
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<SessionStorage Value="InProjectDir"/>
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<MainUnit Value="0"/>
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<Title Value="chemCollection"/>
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<Scaled Value="True"/>
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<ResourceType Value="res"/>
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<UseXPManifest Value="True"/>
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<XPManifest>
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<DpiAware Value="True"/>
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</XPManifest>
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<Icon Value="0"/>
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</General>
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<BuildModes Count="1">
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<Item1 Name="Default" Default="True"/>
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</BuildModes>
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<PublishOptions>
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<Version Value="2"/>
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<UseFileFilters Value="True"/>
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</PublishOptions>
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<RunParams>
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<FormatVersion Value="2"/>
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<Modes Count="0"/>
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</RunParams>
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<RequiredPackages Count="2">
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<Item1>
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<PackageName Value="RunTimeTypeInfoControls"/>
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</Item1>
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<Item2>
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<PackageName Value="LCL"/>
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</Item2>
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</RequiredPackages>
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<Units Count="2">
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<Unit0>
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<Filename Value="chemCollection.lpr"/>
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<IsPartOfProject Value="True"/>
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</Unit0>
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<Unit1>
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<Filename Value="mainchemform.pas"/>
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<IsPartOfProject Value="True"/>
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<ComponentName Value="ChemForm"/>
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<ResourceBaseClass Value="Form"/>
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<UnitName Value="mainChemForm"/>
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</Unit1>
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</Units>
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</ProjectOptions>
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<CompilerOptions>
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<Version Value="11"/>
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<Target>
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<Filename Value="chemCollection"/>
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</Target>
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<SearchPaths>
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<IncludeFiles Value="$(ProjOutDir)"/>
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<UnitOutputDirectory Value="lib/$(TargetCPU)-$(TargetOS)"/>
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</SearchPaths>
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<Linking>
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<Debugging>
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<DebugInfoType Value="dsDwarf2"/>
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</Debugging>
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<Options>
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<Win32>
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<GraphicApplication Value="True"/>
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</Win32>
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</Options>
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</Linking>
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</CompilerOptions>
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<Debugging>
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<Exceptions Count="3">
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<Item1>
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<Name Value="EAbort"/>
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</Item1>
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<Item2>
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<Name Value="ECodetoolError"/>
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</Item2>
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<Item3>
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<Name Value="EFOpenError"/>
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</Item3>
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</Exceptions>
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</Debugging>
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</CONFIG>
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22
chemCollection/chemCollection.lpr
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chemCollection/chemCollection.lpr
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program chemCollection;
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{$mode objfpc}{$H+}
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uses
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{$IFDEF UNIX}{$IFDEF UseCThreads}
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cthreads,
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{$ENDIF}{$ENDIF}
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Interfaces, // this includes the LCL widgetset
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Forms, runtimetypeinfocontrols, mainChemForm
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{ you can add units after this };
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{$R *.res}
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begin
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RequireDerivedFormResource:=True;
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Application.Scaled:=True;
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Application.Initialize;
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Application.CreateForm(TChemForm, ChemForm);
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Application.Run;
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end.
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23
chemCollection/mainchemform.lfm
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chemCollection/mainchemform.lfm
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object ChemForm: TChemForm
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Left = 604
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Height = 240
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Top = 270
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Width = 320
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Caption = 'ChemForm'
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ClientHeight = 240
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ClientWidth = 320
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OnCreate = FormCreate
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OnDestroy = FormDestroy
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LCLVersion = '2.0.12.0'
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object chemGrid: TTIGrid
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Left = 162
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Height = 100
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Top = 110
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Width = 200
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Color = clWindow
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Filter = [tkInteger, tkChar, tkEnumeration, tkFloat, tkSString, tkLString, tkAString, tkWString, tkVariant, tkWChar, tkBool, tkInt64, tkQWord]
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ParentColor = False
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TabOrder = 0
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TIOptions = []
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end
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end
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99
chemCollection/mainchemform.pas
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chemCollection/mainchemform.pas
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unit mainChemForm;
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{$mode objfpc}{$H+}
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interface
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uses
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Classes, SysUtils, Forms, Controls, Graphics, Dialogs, RTTIGrids, grids;
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type
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TElementItem = class(TCollectionItem)
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private
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FNumber: cardinal;
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FName: string;
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FSymbol: string;
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FGroup: string;
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published
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property AtomicNo: cardinal read FNumber write FNumber;
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property Name: string read FName write FName;
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property Symbol: string read FSymbol write FSymbol;
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property Group: string read FGroup write FGroup;
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end;
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{ TChemForm }
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TChemForm = class(TForm)
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chemGrid: TTIGrid;
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procedure FormCreate(Sender: TObject);
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procedure FormDestroy(Sender: TObject);
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private
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Felements: TCollection;
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procedure SetupChemGrid;
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end;
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var
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ChemForm: TChemForm;
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implementation
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{$R *.lfm}
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{ TChemForm }
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procedure TChemForm.FormCreate(Sender: TObject);
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begin
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SetupChemGrid;
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end;
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procedure TChemForm.FormDestroy(Sender: TObject);
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begin
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// Free up the collection's memory!
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Felements.Free;
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end;
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procedure TChemForm.SetupChemGrid;
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procedure AddElement(aNumber: cardinal; const aName, aSymbol, aGroup: string);
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var ei: TElementItem;
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begin
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ei := TElementItem(Felements.Add);
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ei.AtomicNo := aNumber;
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ei.Name := aName;
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ei.Symbol := aSymbol;
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ei.Group := aGroup;
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end;
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procedure AddElements;
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begin
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AddElement(1, 'Hydrogen', 'H', '"I"');
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AddElement(2, 'Helium', 'He', '"II"');
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AddElement(3, 'Lithium', 'Li', 'I');
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AddElement(4, 'Beryllium', 'Be', 'II');
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AddElement(5, 'Boron', 'B', 'III');
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AddElement(6, 'Carbon', 'C', 'IV');
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AddElement(7, 'Nitrogen', 'N', 'V');
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AddElement(8, 'Oxygen', 'O', 'VI');
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AddElement(9, 'Fluorine', 'F', 'VII');
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AddElement(10, 'Neon', 'Ne', 'VIII');
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end;
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procedure InitalizeChemGrid;
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begin
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Self.Height := 310;
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Self.Width := 340;
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chemGrid.Align := alClient;
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chemGrid.TIOptions := chemGrid.TIOptions + [tgoStartIndexAtOne];
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chemGrid.Options := chemGrid.Options + [goDrawFocusSelected];
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chemGrid.FixedColor := clMoneyGreen;
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chemGrid.DefaultDrawing := True;
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chemGrid.AutoFillColumns := True;
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end;
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begin
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Felements := TCollection.Create(TElementItem);
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AddElements;
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InitalizeChemGrid;
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chemGrid.ListObject := Felements;
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end;
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end.
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