RxFPC:add filter demo for TRxMemoryData

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@5133 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/rx/trunk/Demos/RxMemDSFilter/project1.lpi

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+<?xml version="1.0" encoding="UTF-8"?>
+<CONFIG>
+  <ProjectOptions>
+    <Version Value="9"/>
+    <General>
+      <SessionStorage Value="InProjectDir"/>
+      <MainUnit Value="0"/>
+      <Title Value="project1"/>
+      <ResourceType Value="res"/>
+      <UseXPManifest Value="True"/>
+      <Icon Value="0"/>
+    </General>
+    <VersionInfo>
+      <StringTable ProductVersion=""/>
+    </VersionInfo>
+    <BuildModes Count="1">
+      <Item1 Name="Default" Default="True"/>
+    </BuildModes>
+    <PublishOptions>
+      <Version Value="2"/>
+    </PublishOptions>
+    <RunParams>
+      <local>
+        <FormatVersion Value="1"/>
+      </local>
+    </RunParams>
+    <RequiredPackages Count="3">
+      <Item1>
+        <PackageName Value="FCL"/>
+      </Item1>
+      <Item2>
+        <PackageName Value="rxnew"/>
+      </Item2>
+      <Item3>
+        <PackageName Value="LCL"/>
+      </Item3>
+    </RequiredPackages>
+    <Units Count="2">
+      <Unit0>
+        <Filename Value="project1.lpr"/>
+        <IsPartOfProject Value="True"/>
+      </Unit0>
+      <Unit1>
+        <Filename Value="unit1.pas"/>
+        <IsPartOfProject Value="True"/>
+        <ComponentName Value="Form1"/>
+        <ResourceBaseClass Value="Form"/>
+        <UnitName Value="Unit1"/>
+      </Unit1>
+    </Units>
+  </ProjectOptions>
+  <CompilerOptions>
+    <Version Value="11"/>
+    <Target>
+      <Filename Value="project1"/>
+    </Target>
+    <SearchPaths>
+      <IncludeFiles Value="$(ProjOutDir)"/>
+      <UnitOutputDirectory Value="lib/$(TargetCPU)-$(TargetOS)"/>
+    </SearchPaths>
+    <Linking>
+      <Options>
+        <Win32>
+          <GraphicApplication Value="True"/>
+        </Win32>
+      </Options>
+    </Linking>
+  </CompilerOptions>
+  <Debugging>
+    <Exceptions Count="4">
+      <Item1>
+        <Name Value="EAbort"/>
+      </Item1>
+      <Item2>
+        <Name Value="ECodetoolError"/>
+      </Item2>
+      <Item3>
+        <Name Value="EFOpenError"/>
+      </Item3>
+      <Item4>
+        <Name Value="EDatabaseError"/>
+      </Item4>
+    </Exceptions>
+  </Debugging>
+</CONFIG>

components/rx/trunk/Demos/RxMemDSFilter/project1.lpr

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+program project1;
+
+{$mode objfpc}{$H+}
+
+uses
+  {$IFDEF UNIX}{$IFDEF UseCThreads}
+  cthreads,
+  {$ENDIF}{$ENDIF}
+  Interfaces, // this includes the LCL widgetset
+  Forms, rxnew, Unit1
+  { you can add units after this };
+
+{$R *.res}
+
+begin
+  RequireDerivedFormResource:=True;
+  Application.Initialize;
+  Application.CreateForm(TForm1, Form1);
+  Application.Run;
+end.
+

components/rx/trunk/Demos/RxMemDSFilter/project1.lps

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+<?xml version="1.0" encoding="UTF-8"?>
+<CONFIG>
+  <ProjectSession>
+    <Version Value="9"/>
+    <BuildModes Active="Default"/>
+    <Units Count="2">
+      <Unit0>
+        <Filename Value="project1.lpr"/>
+        <IsPartOfProject Value="True"/>
+        <EditorIndex Value="-1"/>
+        <WindowIndex Value="-1"/>
+        <TopLine Value="-1"/>
+        <CursorPos X="-1" Y="-1"/>
+        <UsageCount Value="20"/>
+      </Unit0>
+      <Unit1>
+        <Filename Value="unit1.pas"/>
+        <IsPartOfProject Value="True"/>
+        <ComponentName Value="Form1"/>
+        <ResourceBaseClass Value="Form"/>
+        <UnitName Value="Unit1"/>
+        <IsVisibleTab Value="True"/>
+        <TopLine Value="11"/>
+        <CursorPos X="8" Y="53"/>
+        <UsageCount Value="20"/>
+        <Loaded Value="True"/>
+        <LoadedDesigner Value="True"/>
+      </Unit1>
+    </Units>
+    <JumpHistory Count="8" HistoryIndex="7">
+      <Position1>
+        <Filename Value="unit1.pas"/>
+      </Position1>
+      <Position2>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="2"/>
+      </Position2>
+      <Position3>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="54" Column="24" TopLine="25"/>
+      </Position3>
+      <Position4>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="51" Column="31" TopLine="32"/>
+      </Position4>
+      <Position5>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="58" Column="17" TopLine="39"/>
+      </Position5>
+      <Position6>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="59" Column="17" TopLine="40"/>
+      </Position6>
+      <Position7>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="68" Column="3" TopLine="47"/>
+      </Position7>
+      <Position8>
+        <Filename Value="unit1.pas"/>
+        <Caret Line="69" Column="3" TopLine="48"/>
+      </Position8>
+    </JumpHistory>
+  </ProjectSession>
+</CONFIG>

components/rx/trunk/Demos/RxMemDSFilter/unit1.lfm

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+object Form1: TForm1
+  Left = 455
+  Height = 746
+  Top = 191
+  Width = 1039
+  Caption = 'Form1'
+  ClientHeight = 746
+  ClientWidth = 1039
+  OnCreate = FormCreate
+  Position = poScreenCenter
+  SessionProperties = 'Edit1.Text'
+  LCLVersion = '1.7'
+  object CheckBox1: TCheckBox
+    AnchorSideLeft.Control = Owner
+    AnchorSideTop.Control = Owner
+    Left = 6
+    Height = 24
+    Top = 6
+    Width = 99
+    BorderSpacing.Around = 6
+    Caption = 'CheckBox1'
+    OnChange = CheckBox1Change
+    TabOrder = 0
+  end
+  object Edit1: TEdit
+    AnchorSideLeft.Control = Label1
+    AnchorSideLeft.Side = asrBottom
+    AnchorSideTop.Control = CheckBox1
+    AnchorSideTop.Side = asrBottom
+    AnchorSideRight.Control = Owner
+    AnchorSideRight.Side = asrBottom
+    Left = 119
+    Height = 37
+    Top = 36
+    Width = 914
+    Anchors = [akTop, akLeft, akRight]
+    BorderSpacing.Around = 6
+    TabOrder = 1
+    Text = 'Edit1'
+  end
+  object Label1: TLabel
+    AnchorSideLeft.Control = CheckBox1
+    AnchorSideBottom.Control = Edit1
+    AnchorSideBottom.Side = asrBottom
+    Left = 6
+    Height = 20
+    Top = 53
+    Width = 107
+    Anchors = [akLeft, akBottom]
+    Caption = 'Filter expression'
+    ParentColor = False
+  end
+  object RxDBGrid1: TRxDBGrid
+    AnchorSideLeft.Control = Owner
+    AnchorSideTop.Control = Edit1
+    AnchorSideTop.Side = asrBottom
+    AnchorSideRight.Control = Owner
+    AnchorSideRight.Side = asrBottom
+    AnchorSideBottom.Control = Memo1
+    Left = 0
+    Height = 521
+    Top = 79
+    Width = 1039
+    ColumnDefValues.BlobText = '(данные)'
+    TitleButtons = False
+    AutoSort = True
+    Columns = <    
+      item
+        Title.Alignment = taCenter
+        Title.Orientation = toHorizontal
+        Title.Caption = 'ID'
+        Width = 90
+        FieldName = 'ID'
+        EditButtons = <>
+        Filter.DropDownRows = 0
+        Filter.EmptyValue = '(Нет)'
+        Filter.EmptyFont.Style = [fsItalic]
+        Filter.ItemIndex = -1
+        Footers = <>
+      end    
+      item
+        Title.Alignment = taCenter
+        Title.Orientation = toHorizontal
+        Title.Caption = 'NAME'
+        Width = 500
+        FieldName = 'NAME'
+        EditButtons = <>
+        Filter.DropDownRows = 0
+        Filter.EmptyValue = '(Нет)'
+        Filter.EmptyFont.Style = [fsItalic]
+        Filter.ItemIndex = -1
+        Footers = <>
+      end    
+      item
+        Title.Alignment = taCenter
+        Title.Orientation = toHorizontal
+        Title.Caption = 'CODE'
+        Width = 100
+        FieldName = 'CODE'
+        EditButtons = <>
+        Filter.DropDownRows = 0
+        Filter.EmptyValue = '(Нет)'
+        Filter.EmptyFont.Style = [fsItalic]
+        Filter.ItemIndex = -1
+        Footers = <>
+      end>
+    KeyStrokes = <    
+      item
+        Command = rxgcShowFindDlg
+        ShortCut = 16454
+        Enabled = True
+      end    
+      item
+        Command = rxgcShowColumnsDlg
+        ShortCut = 16471
+        Enabled = True
+      end    
+      item
+        Command = rxgcShowFilterDlg
+        ShortCut = 16468
+        Enabled = True
+      end    
+      item
+        Command = rxgcShowSortDlg
+        ShortCut = 16467
+        Enabled = True
+      end    
+      item
+        Command = rxgcShowQuickFilter
+        ShortCut = 16465
+        Enabled = True
+      end    
+      item
+        Command = rxgcHideQuickFilter
+        ShortCut = 16456
+        Enabled = True
+      end    
+      item
+        Command = rxgcSelectAll
+        ShortCut = 16449
+        Enabled = True
+      end    
+      item
+        Command = rxgcDeSelectAll
+        ShortCut = 16429
+        Enabled = True
+      end    
+      item
+        Command = rxgcInvertSelection
+        ShortCut = 16426
+        Enabled = True
+      end    
+      item
+        Command = rxgcOptimizeColumnsWidth
+        ShortCut = 16427
+        Enabled = True
+      end    
+      item
+        Command = rxgcCopyCellValue
+        ShortCut = 16451
+        Enabled = True
+      end>
+    FooterOptions.DrawFullLine = False
+    OptionsRx = [rdgAllowColumnsForm, rdgAllowDialogFind, rdgAllowQuickFilter]
+    Anchors = [akTop, akLeft, akRight, akBottom]
+    Color = clWindow
+    DrawFullLine = False
+    FocusColor = clRed
+    SelectedColor = clHighlight
+    GridLineStyle = psSolid
+    DataSource = DataSource1
+    Options = [dgEditing, dgTitles, dgIndicator, dgColumnResize, dgColumnMove, dgColLines, dgRowLines, dgAlwaysShowSelection, dgConfirmDelete, dgCancelOnExit]
+    ParentColor = False
+    TabOrder = 2
+  end
+  object Memo1: TMemo
+    Left = 0
+    Height = 146
+    Top = 600
+    Width = 1039
+    Align = alBottom
+    Lines.Strings = (
+      'Memo1'
+    )
+    ReadOnly = True
+    TabOrder = 3
+  end
+  object RxMemoryData1: TRxMemoryData
+    FieldDefs = <    
+      item
+        Name = 'ID'
+        DataType = ftInteger
+      end    
+      item
+        Name = 'NAME'
+        DataType = ftString
+        Size = 100
+      end    
+      item
+        Name = 'CODE'
+        DataType = ftInteger
+      end>
+    PacketRecords = 0
+    left = 328
+    top = 270
+    object RxMemoryData1ID: TLongintField
+      FieldKind = fkData
+      FieldName = 'ID'
+      Index = 0
+      LookupCache = False
+      ProviderFlags = [pfInUpdate, pfInWhere]
+      ReadOnly = False
+      Required = False
+    end
+    object RxMemoryData1NAME: TStringField
+      FieldKind = fkData
+      FieldName = 'NAME'
+      Index = 1
+      LookupCache = False
+      ProviderFlags = [pfInUpdate, pfInWhere]
+      ReadOnly = False
+      Required = False
+      Size = 100
+    end
+    object RxMemoryData1CODE: TLongintField
+      FieldKind = fkData
+      FieldName = 'CODE'
+      Index = 2
+      LookupCache = False
+      ProviderFlags = [pfInUpdate, pfInWhere]
+      ReadOnly = False
+      Required = False
+    end
+  end
+  object DataSource1: TDataSource
+    DataSet = RxMemoryData1
+    left = 288
+    top = 272
+  end
+  object RxIniPropStorage1: TRxIniPropStorage
+    StoredValues = <>
+    SeparateFiles = True
+    left = 471
+    top = 27
+  end
+end

components/rx/trunk/Demos/RxMemDSFilter/unit1.pas

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+unit Unit1;
+
+{$mode objfpc}{$H+}
+
+interface
+
+uses
+  Classes, SysUtils, FileUtil, rxdbgrid, rxmemds, RxIniPropStorage, Forms,
+  Controls, Graphics, Dialogs, StdCtrls, db;
+
+type
+
+  { TForm1 }
+
+  TForm1 = class(TForm)
+    CheckBox1: TCheckBox;
+    DataSource1: TDataSource;
+    Edit1: TEdit;
+    Label1: TLabel;
+    Memo1: TMemo;
+    RxDBGrid1: TRxDBGrid;
+    RxIniPropStorage1: TRxIniPropStorage;
+    RxMemoryData1: TRxMemoryData;
+    RxMemoryData1CODE: TLongintField;
+    RxMemoryData1ID: TLongintField;
+    RxMemoryData1NAME: TStringField;
+    procedure CheckBox1Change(Sender: TObject);
+    procedure FormCreate(Sender: TObject);
+  private
+
+  public
+
+  end;
+
+var
+  Form1: TForm1;
+
+implementation
+
+{$R *.lfm}
+
+{ TForm1 }
+
+procedure TForm1.FormCreate(Sender: TObject);
+var
+  i: Integer;
+begin
+  RxMemoryData1.Open;
+  for i:=1 to 20 do
+  begin
+    RxMemoryData1.Append;
+    RxMemoryData1ID.AsInteger:=i;
+    RxMemoryData1NAME.AsString:='Line '+IntToStr(I);
+    if i mod 4 = 0 then
+      RxMemoryData1CODE.Clear
+    else
+      RxMemoryData1CODE.AsInteger:=100 + i * 10;
+    RxMemoryData1.Post;
+
+  end;
+end;
+
+procedure TForm1.CheckBox1Change(Sender: TObject);
+begin
+  Edit1.Enabled:=not CheckBox1.Checked;
+
+  try
+    if CheckBox1.Checked then
+      RxMemoryData1.Filter:=Edit1.Text;
+    RxMemoryData1.Filtered:=CheckBox1.Checked;
+  except
+    on E:Exception do
+      Memo1.Lines.Text:=E.Message;
+  end;     mon
+end;
+
+end.
+