1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211
| Unit U_MyButton;
Interface
Uses
System.SysUtils, System.Classes, Vcl.Controls, Vcl.StdCtrls, FireDAC.Stan.Intf, FireDAC.Stan.Option, Dialogs,
FireDAC.Stan.Error, FireDAC.UI.Intf, FireDAC.Phys.Intf, FireDAC.Stan.Def,
FireDAC.Stan.Pool, FireDAC.Stan.Async, FireDAC.Phys, FireDAC.VCLUI.Wait,
Data.DB, FireDAC.Comp.Client, FireDAC.Stan.Param, FireDAC.DatS,
FireDAC.DApt.Intf, FireDAC.DApt, FireDAC.Comp.DataSet;
Type
TInputType = (itStoredProc, itQuery);
TOutputType = (otStoredProc, otQuery);
TMyuttonProperties = Class(TPersistent)
Private
{ Déclarations privées }
FInputType: TInputType;
FOutpputType: TOutputType;
FDConnection: TFDConnection;
FDStoredProcIn: TFDStoredProc;
FDStoredProcOut: TFDStoredProc;
FInQuery: TFDQuery;
FOutQuery: TFDQuery;
FInParams: TFDParams;
FOutParams: TFDParams;
Procedure SetInParams(Value: TFDParams);
Function GetInParams: TFDParams;
Procedure SetOutParams(Value: TFDParams);
Function GetOutParams: TFDParams;
Public
Procedure Assign(Source: TPersistent); Override;
Constructor Create;
Destructor Destroy; Override;
Published
Property InputType: TInputType Read FInputType Write FInputType;
Property OutpputType: TOutputType Read FOutpputType Write FOutpputType;
Property InParams: TFDParams Read GetInParams Write SetInParams;
Property OutParams: TFDParams Read GetOutParams Write SetOutParams;
End;
TMyutton = Class(TButton)
Private
{ Déclarations privées }
FProperties: TMyuttonProperties;
Procedure SetProperties(Value: TMyuttonProperties);
Protected
{ Déclarations protégées }
Public
{ Déclarations publiques }
Constructor Create(AOwner: TComponent); Override;
Destructor Destroy; Override;
Published
{ Déclarations publiées }
Property Properties: TMyuttonProperties Read FProperties Write SetProperties;
End;
Procedure Register;
Implementation
{-------------------------------------------------------------------------------}
Constructor TMyuttonProperties.Create;
Begin
Inherited Create;
FInputType := itQuery;
FOutpputType := otQuery;
FDConnection := TFDConnection.Create(Nil);
FDStoredProcIn := TFDStoredProc.Create(Nil);
FDStoredProcIn.Connection := FDConnection;
FDStoredProcOut := TFDStoredProc.Create(Nil);
FDStoredProcOut.Connection := FDConnection;
FInQuery := TFDQuery.Create(Nil);
FInQuery.Connection := FDConnection;
FOutQuery := TFDQuery.Create(Nil);
FOutQuery.Connection := FDConnection;
End;
{-------------------------------------------------------------------------------}
Destructor TMyuttonProperties.Destroy;
Begin
If FDStoredProcIn <> Nil Then
Begin
FDStoredProcIn.Close;
FreeAndNil(FDStoredProcIn);
End;
If FDStoredProcOut <> Nil Then
Begin
FDStoredProcOut.Close;
FreeAndNil(FDStoredProcOut);
End;
If FInQuery <> Nil Then
Begin
FInQuery.Close;
FreeAndNil(FInQuery);
End;
If FOutQuery <> Nil Then
Begin
FOutQuery.Close;
FreeAndNil(FOutQuery);
End;
If FDConnection <> Nil Then
Begin
FDConnection.Close;
FreeAndNil(FDConnection);
End;
Inherited Destroy;
End;
{-------------------------------------------------------------------------------}
Procedure TMyuttonProperties.Assign(Source: TPersistent);
Begin
// check for type of Source, call Assign of inherited class if needed
If (Source Is TMyuttonProperties) Then
Begin
FDStoredProcIn.Params.Assign((Source As TMyuttonProperties).InParams);
FDStoredProcOut.Params.Assign((Source As TMyuttonProperties).OutParams);
FInputType := (Source As TMyuttonProperties).InputType;
FOutpputType := (Source As TMyuttonProperties).OutpputType;
End
Else
Inherited;
End;
{-------------------------------------------------------------------------------}
Procedure TMyuttonProperties.SetInParams(Value: TFDParams);
Begin
FDStoredProcIn.Params.Assign(Value);
End;
{-------------------------------------------------------------------------------}
Function TMyuttonProperties.GetInParams: TFDParams;
Begin
Result := FDStoredProcIn.Params;
End;
{-------------------------------------------------------------------------------}
Procedure TMyuttonProperties.SetOutParams(Value: TFDParams);
Begin
FDStoredProcOut.Params.Assign(Value);
End;
Function TMyuttonProperties.GetOutParams: TFDParams;
Begin
Result := FDStoredProcOut.Params;
End;
{-------------------------------------------------------------------------------}
Constructor TMyutton.Create(AOwner: TComponent);
Begin
Inherited Create(AOwner);
FProperties := TMyuttonProperties.Create;
End;
{-------------------------------------------------------------------------------}
Destructor TMyutton.Destroy;
Begin
If FProperties <> Nil Then
Begin
FreeAndNil(FProperties);
End;
Inherited Destroy;
End;
{-------------------------------------------------------------------------------}
Procedure TMyutton.SetProperties(Value: TMyuttonProperties);
Begin
FProperties.Assign(Value);
End;
{-------------------------------------------------------------------------------}
Procedure Register;
Begin
RegisterComponents('Samples', [TMyutton]);
End;
End. |
Partager