📄 iwunit1.pas
字号:
unit IWUnit1;
{PUBDIST}
interface
uses
IWAppForm, IWApplication, IWTypes, IWCompEdit, IWCompButton, Classes,
Controls, IWControl, IWCompLabel, DB, DBTables, IWCompListbox, Grids,
DBGrids, IWGrids, IWDBGrids;
type
TformMain = class(TIWAppForm)
IWButton1: TIWButton;
IWButton2: TIWButton;
IWEdit1: TIWEdit;
IWComboBox1: TIWComboBox;
Query1: TQuery;
DataSource1: TDataSource;
IWDBGrid1: TIWDBGrid;
procedure IWButton1Click(Sender: TObject);
procedure IWButton2Click(Sender: TObject);
public
end;
implementation
{$R *.dfm}
uses
ServerController;
procedure TformMain.IWButton1Click(Sender: TObject);
var sql:string;
begin
query1.Close;
query1.SQL.Clear;
Case IWComboBox1.ItemIndex of
0:sql:='select * from friend2.db where name like "%'+IWEdit1.Text+'%"';//检索姓名
1:sql:='select * from friend2.db where career like "%'+IWEdit1.Text+'%"';//检索职业
2:sql:='select * from friend2.db where salary '+IWEdit1.Text;//检索薪水
end;
query1.SQL.Add(sql); //添加SQL语句
query1.ExecSQL; //执行
query1.Active:=True; //显示数据
end;
procedure TformMain.IWButton2Click(Sender: TObject);
begin
query1.Close;
query1.SQL.Clear;
query1.SQL.Add('select * from friend2.db');
query1.ExecSQL;
query1.Active:=True;
end;
end.
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -