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root/public/ibx/trunk/design/ibrefreshsqleditor.pas
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Comparing ibx/trunk/design/ibrefreshsqleditor.pas (file contents):
Revision 17 by tony, Sat Dec 28 19:22:24 2013 UTC vs.
Revision 33 by tony, Sat Jul 18 12:30:52 2015 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 <    GenerateBtn: TButton;
19 <    TestBtn: TButton;
20 <    FieldList: TListBox;
21 <    IBTransaction1: TIBTransaction;
22 <    Label1: TLabel;
23 <    Label2: TLabel;
24 <    Label3: TLabel;
25 <    Label4: TLabel;
26 <    PrimaryKeyList: TListBox;
27 <    QuoteFields: TCheckBox;
28 <    SQLText: TMemo;
29 <    TableNamesCombo: TComboBox;
30 <    procedure GenerateBtnClick(Sender: TObject);
31 <    procedure TestBtnClick(Sender: TObject);
32 <    procedure FieldListDblClick(Sender: TObject);
33 <    procedure FormShow(Sender: TObject);
34 <    procedure PrimaryKeyListDblClick(Sender: TObject);
35 <    procedure TableNamesComboCloseUp(Sender: TObject);
36 <  private
37 <    { private declarations }
38 <    FIBSystemTables: TIBSystemTables;
39 <  public
40 <    { public declarations }
41 <    constructor Create(TheOwner: TComponent); override;
42 <    destructor Destroy; override;
43 <    procedure SetDatabase(Database: TIBDatabase);
44 <  end;
45 <
46 < var
47 <  IBRefreshSQLEditorForm: TIBRefreshSQLEditorForm;
48 <
49 < function EditSQL(Database: TIBDatabase; SelectSQL: TStrings): boolean;
50 <
51 < implementation
52 <
53 < {$R *.lfm}
54 <
55 < function EditSQL(Database: TIBDatabase;  SelectSQL: TStrings): boolean;
56 < begin
57 <  Result := false;
58 <  if assigned(Database) then
59 <    try
60 <      Database.Connected := true;
61 <    except on E: Exception do
62 <      ShowMessage(E.Message)
63 <    end;
64 <
65 <  with TIBRefreshSQLEditorForm.Create(Application) do
66 <  try
67 <    SetDatabase(Database);
68 <    SQLText.Lines.Assign(SelectSQL);
69 <    Result := ShowModal = mrOK;
70 <    if Result then
71 <     SelectSQL.Assign(SQLText.Lines)
72 <  finally
73 <    Free
74 <  end;
75 < end;
76 <
77 < { TIBRefreshSQLEditorForm }
78 <
79 < procedure TIBRefreshSQLEditorForm.FormShow(Sender: TObject);
80 < var TableName: string;
81 < begin
82 <  GenerateBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
83 <  TestBtn.Enabled := (IBTransaction1.DefaultDatabase <> nil) and IBTransaction1.DefaultDatabase.Connected;
84 <  TableNamesCombo.Items.Clear;
85 <  FIBSystemTables.GetTableNames(TableNamesCombo.Items);
86 <  if TableNamesCombo.Items.Count > 0 then
87 <  begin
88 <    TableNamesCombo.ItemIndex := 0;
89 <    if Trim(SQLText.Text) <> '' then
90 <    begin
91 <      FIBSystemTables.GetTableAndColumns(SQLText.Text,TableName,nil);
92 <      TableNamesCombo.ItemIndex := TableNamesCombo.Items.IndexOf(TableName)
93 <    end;
94 <    FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
95 <    FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
96 <  end;
97 < end;
98 <
99 < procedure TIBRefreshSQLEditorForm.PrimaryKeyListDblClick(Sender: TObject);
100 < begin
101 <  SQLText.SelText := PrimaryKeyList.Items[PrimaryKeyList.ItemIndex];
102 <  SQLText.SetFocus
103 < end;
104 <
105 < procedure TIBRefreshSQLEditorForm.FieldListDblClick(Sender: TObject);
106 < begin
107 <  SQLText.SelText := FieldList.Items[FieldList.ItemIndex];
108 <  SQLText.SetFocus
109 < end;
110 <
111 < procedure TIBRefreshSQLEditorForm.GenerateBtnClick(Sender: TObject);
112 < var FieldNames: TStrings;
113 < begin
114 <  FieldNames :=  FIBSystemTables.GetFieldNames(FieldList);
115 <  try
116 <    FIBSystemTables.GenerateRefreshSQL(TableNamesCombo.Text,QuoteFields.Checked,FieldNames,SQLText.Lines)
117 <  finally
118 <    FieldNames.Free
119 <  end;
120 < end;
121 <
122 < procedure TIBRefreshSQLEditorForm.TestBtnClick(Sender: TObject);
123 < begin
124 <  FIBSystemTables.TestSQL(SQLText.Lines.Text)
125 < end;
126 <
127 < procedure TIBRefreshSQLEditorForm.TableNamesComboCloseUp(Sender: TObject);
128 < begin
129 <  FIBSystemTables.GetFieldNames(TableNamesCombo.Text,FieldList.Items);
130 <  FIBSystemTables.GetPrimaryKeys(TableNamesCombo.Text,PrimaryKeyList.Items);
131 < end;
132 <
133 < constructor TIBRefreshSQLEditorForm.Create(TheOwner: TComponent);
134 < begin
135 <  inherited Create(TheOwner);
136 <  FIBSystemTables := TIBSystemTables.Create;
137 < end;
138 <
139 < destructor TIBRefreshSQLEditorForm.Destroy;
140 < begin
141 <  if assigned(FIBSystemTables) then FIBSystemTables.Free;
142 <  inherited Destroy;
143 < end;
144 <
145 < procedure TIBRefreshSQLEditorForm.SetDatabase(Database: TIBDatabase);
146 < begin
147 <  IBTransaction1.DefaultDatabase := Database;
148 <  FIBSystemTables.SelectDatabase(Database,IBTransaction1)
149 < end;
150 <
151 < end.
152 <
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.

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