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root/public/ibx/trunk/design/ibrefreshsqleditor.pas
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Comparing ibx/trunk/design/ibrefreshsqleditor.pas (file contents):
Revision 5 by tony, Fri Feb 18 16:26:16 2011 UTC vs.
Revision 19 by tony, Mon Jul 7 13:00:15 2014 UTC

# Line 1 | Line 1
1 < unit ibrefreshsqleditor;
2 <
3 < {$mode objfpc}{$H+}
4 <
5 < interface
6 <
7 < uses
8 <  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9 <  StdCtrls, IBSystemTables, IBDatabase;
10 <
11 < type
12 <
13 <  { TIBRefreshSQLEditorForm }
14 <
15 <  TIBRefreshSQLEditorForm = class(TForm)
16 <    Button1: TButton;
17 <    Button2: TButton;
18 <    Button3: TButton;
19 <    Button4: TButton;
20 <    FieldList: TListBox;
21 <    Label1: TLabel;
22 <    Label2: TLabel;
23 <    Label3: TLabel;
24 <    Label4: TLabel;
25 <    PrimaryKeyList: TListBox;
26 <    QuoteFields: TCheckBox;
27 <    SQLText: TMemo;
28 <    TableNamesCombo: TComboBox;
29 <    procedure Button3Click(Sender: TObject);
30 <    procedure Button4Click(Sender: TObject);
31 <    procedure FieldListDblClick(Sender: TObject);
32 <    procedure FormShow(Sender: TObject);
33 <    procedure PrimaryKeyListDblClick(Sender: TObject);
34 <    procedure TableNamesComboCloseUp(Sender: TObject);
35 <  private
36 <    { private declarations }
37 <    FIBSystemTables: TIBSystemTables;
38 <  public
39 <    { public declarations }
40 <    constructor Create(TheOwner: TComponent); override;
41 <    destructor Destroy; override;
42 <    procedure SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
43 <  end;
44 <
45 < var
46 <  IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
47 <
48 < function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
49 <
50 < implementation
51 <
52 < function EditSQL(Database: TIBDatabase; Transaction: TIBTransaction; SelectSQL: TStrings): boolean;
53 < begin
54 <  Result := false;
55 <  if assigned(Database) then
56 <  begin
57 <    if not assigned(Transaction) then
58 <    begin
59 <      if not assigned(Database.DefaultTransaction)then
60 <      begin
61 <        ShowMessage('No Default Transaction!');
62 <        Exit
63 <      end;
64 <      Transaction := Database.DefaultTransaction
65 <    end;
66 <
67 <    Database.Connected := true;
68 <  end;
69 <
70 <  with TIBRefreshSQLEditorForm.Create(Application) do
71 <  try
72 <    SetDatabase(Database,Transaction);
73 <    SQLText.Lines.Assign(SelectSQL);
74 <    Result := ShowModal = mrOK;
75 <    if Result then
76 <     SelectSQL.Assign(SQLText.Lines)
77 <  finally
78 <    Free
79 <  end;
80 < end;
81 <
82 < { TIBRefreshSQLEditorForm }
83 <
84 < procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
85 < begin
86 <  TableNamesCombo.Items.Clear;
87 <  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
88 <  if TableNamesCombo.Items.Count > 0 then
89 <  begin
90 <    TableNamesCombo.ItemIndex := 0;
91 <    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
92 <    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
93 <  end;
94 < end;
95 <
96 < procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
97 < begin
98 <  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
99 <  SQLText.SetFocus
100 < end;
101 <
102 < procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
103 < begin
104 <  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
105 <  SQLText.SetFocus
106 < end;
107 <
108 < procedure TIBRefreshSQLEditorForm.Button3Click(Sender: TObject);
109 < begin
110 <  FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,SQLText.Lines)
111 < end;
112 <
113 < procedure TIBRefreshSQLEditorForm.Button4Click(Sender: TObject);
114 < begin
115 <  FIBSystemTables.TestSQL(SQLText.Lines.Text)
116 < end;
117 <
118 < procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
119 < begin
120 <  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
121 <  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
122 < end;
123 <
124 < constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
125 < begin
126 <  inherited Create(TheOwner);
127 <  FIBSystemTables := TIBSystemTables.Create;
128 < end;
129 <
130 < destructor TIBRefreshSQLEditorForm.Destroy;
131 < begin
132 <  if assigned(FIBSystemTables) then FIBSystemTables.Free;
133 <  inherited Destroy;
134 < end;
135 <
136 < procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase; Transaction: TIBTransaction);
137 < begin
138 <  FIBSystemTables.SelectDatabase(Database,Transaction)
139 < end;
140 <
141 < initialization
142 <  {$I ibrefreshsqleditor.lrs}
143 <
144 < end.
145 <
1 > unit ibrefreshsqleditor;
2 >
3 > {$mode objfpc}{$H+}
4 >
5 > interface
6 >
7 > uses
8 >  Classes, SysUtils, FileUtil, LResources, Forms, Controls, Graphics, Dialogs,
9 >  StdCtrls, IBSystemTables, IBDatabase, IBCustomDataSet;
10 >
11 > type
12 >
13 >  { TIBRefreshSQLEditorForm }
14 >
15 >  TIBRefreshSQLEditorForm = class(TForm)
16 >    Button1: TButton;
17 >    Button2: TButton;
18 >    GenerateBtn: TButton;
19 >    GenerateParams: TCheckBox;
20 >    TestBtn: TButton;
21 >    FieldList: TListBox;
22 >    IBTransaction1: TIBTransaction;
23 >    Label1: TLabel;
24 >    Label2: TLabel;
25 >    Label3: TLabel;
26 >    Label4: TLabel;
27 >    PrimaryKeyList: TListBox;
28 >    QuoteFields: TCheckBox;
29 >    SQLText: TMemo;
30 >    TableNamesCombo: TComboBox;
31 >    procedure GenerateBtnClick(Sender: TObject);
32 >    procedure TestBtnClick(Sender: TObject);
33 >    procedure FieldListDblClick(Sender: TObject);
34 >    procedure FormShow(Sender: TObject);
35 >    procedure PrimaryKeyListDblClick(Sender: TObject);
36 >    procedure TableNamesComboCloseUp(Sender: TObject);
37 >  private
38 >    { private declarations }
39 >    FIBSystemTables: TIBSystemTables;
40 >  public
41 >    { public declarations }
42 >    constructor Create(TheOwner: TComponent); override;
43 >    destructor Destroy; override;
44 >    procedure SetDatabase(Database: TIBDatabase);
45 >  end;
46 >
47 > var
48 >  IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
49 >
50 > function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
51 >
52 > implementation
53 >
54 > {$R *.lfm}
55 >
56 > function EditSQL(DataSet: TIBCustomDataSet; SelectSQL: TStrings): boolean;
57 > begin
58 >  Result := false;
59 >  if assigned(DataSet) and assigned(DataSet.Database) then
60 >    try
61 >      DataSet.Database.Connected := true;
62 >    except on E: Exception do
63 >      ShowMessage(E.Message)
64 >    end;
65 >
66 >  with TIBRefreshSQLEditorForm.Create(Application) do
67 >  try
68 >    if assigned(DataSet) then
69 >    begin
70 >        SetDatabase(DataSet.Database);
71 >        GenerateParams.Checked := DataSet.GenerateParamNames;
72 >    end;
73 >    SQLText.Lines.Assign(SelectSQL);
74 >    Result := ShowModal = mrOK;
75 >    if Result then
76 >    begin
77 >     SelectSQL.Assign(SQLText.Lines);
78 >     if assigned(DataSet) then
79 >          DataSet.GenerateParamNames := GenerateParams.Checked
80 >    end;
81 >  finally
82 >    Free
83 >  end;
84 > end;
85 >
86 > { TIBRefreshSQLEditorForm }
87 >
88 > procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
89 > var TableName: string;
90 > begin
91 >  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
92 >  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
93 >  TableNamesCombo.Items.Clear;
94 >  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
95 >  if TableNamesCombo.Items.Count > 0 then
96 >  begin
97 >    TableNamesCombo.ItemIndex := 0;
98 >    if Trim(SQLText.Text) <> '' then
99 >    begin
100 >      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
101 >      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
102 >    end;
103 >    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
104 >    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
105 >  end;
106 > end;
107 >
108 > procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
109 > begin
110 >  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
111 >  SQLText.SetFocus
112 > end;
113 >
114 > procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
115 > begin
116 >  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
117 >  SQLText.SetFocus
118 > end;
119 >
120 > procedure TIBRefreshSQLEditorForm.GenerateBtnClick(Sender: TObject);
121 > var FieldNames: TStrings;
122 > begin
123 >  FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
124 >  try
125 >    FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
126 >  finally
127 >    FieldNames.Free
128 >  end;
129 > end;
130 >
131 > procedure TIBRefreshSQLEditorForm.TestBtnClick(Sender: TObject);
132 > begin
133 >  FIBSystemTables.TestSQL(SQLText.Lines.Text,GenerateParams.Checked)
134 > end;
135 >
136 > procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
137 > begin
138 >  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
139 >  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
140 > end;
141 >
142 > constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
143 > begin
144 >  inherited Create(TheOwner);
145 >  FIBSystemTables := TIBSystemTables.Create;
146 > end;
147 >
148 > destructor TIBRefreshSQLEditorForm.Destroy;
149 > begin
150 >  if assigned(FIBSystemTables) then FIBSystemTables.Free;
151 >  inherited Destroy;
152 > end;
153 >
154 > procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase);
155 > begin
156 >  IBTransaction1.DefaultDatabase := Database;
157 >  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
158 > end;
159 >
160 > end.
161 >

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