mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-11-04 12:29:27 +01:00
examples: add example to demonstrate the usage of dbedit with mask
git-svn-id: trunk@25270 -
This commit is contained in:
blikblum
parent
5a4825f660
commit
760240d5c9
4
.gitattributes
vendored
4
.gitattributes
vendored
@ -2801,6 +2801,10 @@ examples/database/dblookup/readme.txt svneol=native#text/plain
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examples/database/dblookup/unit1.lfm svneol=native#text/plain
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examples/database/dblookup/unit1.lfm svneol=native#text/plain
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examples/database/dblookup/unit1.lrs svneol=native#text/pascal
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examples/database/dblookup/unit1.lrs svneol=native#text/pascal
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examples/database/dblookup/unit1.pas svneol=native#text/plain
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examples/database/dblookup/unit1.pas svneol=native#text/plain
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examples/dbeditmask/Unit1.lfm svneol=native#text/plain
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examples/dbeditmask/Unit1.pas svneol=native#text/plain
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examples/dbeditmask/project1.lpi svneol=native#text/plain
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examples/dbeditmask/project1.lpr svneol=native#text/plain
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examples/designerbaseclass/README.txt svneol=native#text/plain
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examples/designerbaseclass/README.txt svneol=native#text/plain
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examples/designerbaseclass/customcomponentclass.pas svneol=native#text/plain
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examples/designerbaseclass/customcomponentclass.pas svneol=native#text/plain
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examples/designerbaseclass/designbaseclassdemopkg.lpk svneol=native#text/plain
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examples/designerbaseclass/designbaseclassdemopkg.lpk svneol=native#text/plain
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147
examples/dbeditmask/Unit1.lfm
Normal file
147
examples/dbeditmask/Unit1.lfm
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@ -0,0 +1,147 @@
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object Form1: TForm1
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Left = 363
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Height = 443
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Top = 307
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Width = 513
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BorderIcons = [biSystemMenu]
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BorderStyle = bsDialog
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Caption = 'Test DBEdit with mask'
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ClientHeight = 443
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ClientWidth = 513
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Font.Height = -11
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Font.Name = 'MS Sans Serif'
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OnCreate = FormCreate
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Position = poScreenCenter
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LCLVersion = '0.9.29'
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object Label3: TLabel
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Left = 8
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Height = 14
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Top = 16
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Width = 164
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Caption = 'ADate Field - Mask: !99/99/00;1;_'
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ParentColor = False
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end
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object DBGrid1: TDBGrid
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Left = 8
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Height = 273
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Top = 112
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Width = 497
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Columns = <
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item
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Width = 180
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FieldName = 'ADATE'
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end
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item
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Width = 100
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FieldName = 'ASTR'
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end
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item
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Width = 100
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FieldName = 'AINT'
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end>
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DataSource = DataSource1
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TabOrder = 0
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TitleFont.Height = -11
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TitleFont.Name = 'MS Sans Serif'
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end
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object DBNavigator1: TDBNavigator
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Left = 8
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Height = 42
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Top = 392
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Width = 497
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BevelOuter = bvNone
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ClientHeight = 42
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ClientWidth = 497
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DataSource = DataSource1
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TabOrder = 1
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end
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object DBEdit1: TDBEdit
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Left = 8
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Height = 21
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Top = 32
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Width = 246
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DataField = 'ADate'
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DataSource = DataSource1
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CharCase = ecNormal
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EditMask = '!99/99/00;1;_'
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MaxLength = 0
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TabOrder = 2
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end
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object ShowLongDateCheckBox: TCheckBox
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Left = 270
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Height = 17
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Top = 34
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Width = 90
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Caption = 'Show Full Date'
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OnChange = ShowLongDateCheckBoxChange
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TabOrder = 3
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end
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object DBEdit2: TDBEdit
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Left = 8
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Height = 21
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Top = 80
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Width = 246
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DataField = 'AINT'
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DataSource = DataSource1
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CharCase = ecNormal
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EditMask = '!99;1;_'
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MaxLength = 0
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TabOrder = 4
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end
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object Label1: TLabel
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Left = 8
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Height = 14
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Top = 64
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Width = 45
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Caption = 'AInt Field'
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ParentColor = False
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end
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object DataSource1: TDatasource
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DataSet = Dbf1
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left = 400
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top = 288
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end
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object Dbf1: TDbf
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FilePath = 'D:\repositories\lazarus\examples\dbeditmask\'
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IndexDefs = <>
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TableName = 'test.db'
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TableLevel = 4
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Active = True
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FilterOptions = []
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left = 312
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top = 288
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object Dbf1ASTR: TStringField
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DisplayWidth = 50
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FieldKind = fkData
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FieldName = 'ASTR'
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Index = 0
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LookupCache = False
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ProviderFlags = [pfInUpdate, pfInWhere]
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ReadOnly = False
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Required = False
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Size = 50
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end
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object Dbf1ADATE: TDateField
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DisplayWidth = 10
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FieldKind = fkData
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FieldName = 'ADATE'
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Index = 1
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LookupCache = False
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ProviderFlags = [pfInUpdate, pfInWhere]
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ReadOnly = False
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Required = False
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OnSetText = Dbf1ADATESetText
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end
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object Dbf1AINT: TLargeintField
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DisplayWidth = 10
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FieldKind = fkData
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FieldName = 'AINT'
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Index = 2
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LookupCache = False
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ProviderFlags = [pfInUpdate, pfInWhere]
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ReadOnly = False
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Required = False
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OnGetText = Dbf1AINTGetText
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end
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end
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end
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120
examples/dbeditmask/Unit1.pas
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120
examples/dbeditmask/Unit1.pas
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@ -0,0 +1,120 @@
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unit Unit1;
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{$MODE ObjFpc}
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{$H+}
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interface
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uses
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LCLIntf, SysUtils, Variants, Classes, Graphics, Controls, Forms,
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Dialogs, StdCtrls, DBCtrls, ExtCtrls, DBGrids, DB, dbf, FileUtil, LResources;
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type
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{ TForm1 }
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TForm1 = class(TForm)
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DBEdit2: TDBEdit;
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Dbf1ADATE: TDateField;
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Dbf1AINT: TLargeintField;
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Dbf1ASTR: TStringField;
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Label1: TLabel;
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ShowLongDateCheckBox: TCheckBox;
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DataSource1: TDataSource;
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ClientDataSet1ADate: TDateField;
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ClientDataSet1AStr: TStringField;
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ClientDataSet1AInt: TLargeintField;
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Dbf1: TDbf;
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DBGrid1: TDBGrid;
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DBNavigator1: TDBNavigator;
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DBEdit1: TDBEdit;
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Label3: TLabel;
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procedure Dbf1ADATESetText(Sender: TField; const aText: string);
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procedure Dbf1AINTGetText(Sender: TField; var aText: string;
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DisplayText: Boolean);
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procedure FormCreate(Sender: TObject);
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procedure ShowLongDateCheckBoxChange(Sender: TObject);
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private
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public
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{ Public declarations }
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end;
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var
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Form1: TForm1;
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implementation
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uses
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strutils;
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procedure TForm1.FormCreate(Sender: TObject);
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begin
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ShortDateFormat := 'd/M/yyyy';
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if not FileExistsUTF8(Dbf1.TableName) then
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begin
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Dbf1.FieldDefs.Clear;
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Dbf1.FieldDefs.Add('ADate', ftDate);
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Dbf1.FieldDefs.Add('AStr', ftString, 50);
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Dbf1.FieldDefs.Add('AInt', ftLargeint);
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Dbf1.CreateTable;
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//add some data
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Dbf1.Open;
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Dbf1.Append;
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Dbf1.FieldByName('ADate').AsString := '12/09/2003';
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Dbf1.Post;
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Dbf1.Append;
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Dbf1.FieldByName('AInt').AsInteger := 1;
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Dbf1.Post;
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Dbf1.Append;
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Dbf1.FieldByName('ADate').AsString := '12/12/1090';
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Dbf1.FieldByName('AInt').AsInteger := 30;
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Dbf1.Post;
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end
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else
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Dbf1.Open;
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end;
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procedure TForm1.Dbf1AINTGetText(Sender: TField; var aText: string;
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DisplayText: Boolean);
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begin
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if DisplayText then
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begin
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if Sender.IsNull then
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aText := '(Undefined)'
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else if Sender.AsInteger = 0 then
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aText := 'No Item'
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else if Sender.AsInteger = 1 then
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aText := 'Only One Item'
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else if Sender.AsInteger < 10 then
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aText := 'Few Itens'
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else
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aText := 'Many Itens';
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end
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else
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aText := Sender.AsString;
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end;
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procedure TForm1.Dbf1ADATESetText(Sender: TField; const aText: string);
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var
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FixedStr: String;
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begin
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//workaround to fpc bug 15039
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FixedStr := AnsiReplaceStr(aText, ' ', '');
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Sender.AsString := FixedStr;
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end;
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procedure TForm1.ShowLongDateCheckBoxChange(Sender: TObject);
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var
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DateField: TDateTimeField;
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begin
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DateField := Dbf1.FieldByName('ADate') as TDateTimeField;
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if ShowLongDateCheckBox.Checked then
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DateField.DisplayFormat := LongDateFormat
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else
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DateField.DisplayFormat := '';
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end;
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initialization
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{$i unit1.lrs}
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end.
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82
examples/dbeditmask/project1.lpi
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82
examples/dbeditmask/project1.lpi
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@ -0,0 +1,82 @@
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<?xml version="1.0"?>
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<CONFIG>
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<ProjectOptions>
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<PathDelim Value="\"/>
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<Version Value="7"/>
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<General>
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<Flags>
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<AlwaysBuild Value="False"/>
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</Flags>
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<SessionStorage Value="InProjectDir"/>
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<MainUnit Value="0"/>
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<TargetFileExt Value=".exe"/>
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<ResourceType Value="res"/>
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<UseXPManifest Value="True"/>
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<Icon Value="0"/>
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</General>
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<VersionInfo>
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<StringTable Comments="" CompanyName="" FileDescription="" FileVersion="0.0.0.0" InternalName="" LegalCopyright="" LegalTrademarks="" OriginalFilename="" ProductName="" ProductVersion=""/>
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</VersionInfo>
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<PublishOptions>
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<Version Value="2"/>
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<IgnoreBinaries Value="False"/>
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<IncludeFileFilter Value="*.(pas|pp|inc|lfm|lpr|lrs|lpi|lpk|sh|xml)"/>
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<ExcludeFileFilter Value="*.(bak|ppu|ppw|o|so);*~;backup"/>
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</PublishOptions>
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<RunParams>
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<local>
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<FormatVersion Value="1"/>
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<LaunchingApplication PathPlusParams="/usr/X11R6/bin/xterm -T 'Lazarus Run Output' -e $(LazarusDir)/tools/runwait.sh $(TargetCmdLine)"/>
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</local>
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</RunParams>
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<RequiredPackages Count="3">
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<Item1>
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<PackageName Value="DBFLaz"/>
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<MinVersion Minor="1" Release="1" Valid="True"/>
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</Item1>
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<Item2>
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<PackageName Value="FCL"/>
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<MinVersion Major="1" Valid="True"/>
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</Item2>
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<Item3>
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<PackageName Value="LCL"/>
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</Item3>
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</RequiredPackages>
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<Units Count="2">
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<Unit0>
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<Filename Value="project1.lpr"/>
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<IsPartOfProject Value="True"/>
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<UnitName Value="project1"/>
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</Unit0>
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<Unit1>
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<Filename Value="Unit1.pas"/>
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<IsPartOfProject Value="True"/>
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<ComponentName Value="Form1"/>
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<HasResources Value="True"/>
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<ResourceBaseClass Value="Form"/>
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<UnitName Value="Unit1"/>
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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="8"/>
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<PathDelim Value="\"/>
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<Target>
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<Filename Value="project1"/>
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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)-$(TargetOS)"/>
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</SearchPaths>
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<Linking>
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<Options>
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<Win32>
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<GraphicApplication Value="True"/>
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</Win32>
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</Options>
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</Linking>
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<Other>
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<CompilerPath Value="$(CompPath)"/>
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</Other>
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</CompilerOptions>
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</CONFIG>
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19
examples/dbeditmask/project1.lpr
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19
examples/dbeditmask/project1.lpr
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program project1;
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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, Unit1;
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{$R *.res}
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begin
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Application.Initialize;
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Application.CreateForm(TForm1, Form1);
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Application.Run;
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end.
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