examdesc.~pas

来自「某疗养院动脉硬化管理系统」· ~PAS 代码 · 共 192 行

unit ExamDesc;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, RecordForm, cxStyles, cxCustomData, cxGraphics, cxFilter,
  cxData, cxDataStorage, cxEdit, DB, cxDBData, ADODB, DBCtrls, cxGridLevel,
  cxClasses, cxControls, cxGridCustomView, cxGridCustomTableView,
  cxGridTableView, cxGridDBTableView, cxGrid, ExtCtrls, StdCtrls, Buttons;

type
  TFrmExamDesc = class(TFrmRecord)
    Panel3: TPanel;
    BtnClose: TBitBtn;
    GroupBox1: TGroupBox;
    Label1: TLabel;
    Label2: TLabel;
    EdtID: TEdit;
    EdtSample: TEdit;
    BtnNew: TBitBtn;
    BtnDel: TBitBtn;
    BtnEdit: TBitBtn;
    BtnSave: TBitBtn;
    EdtDetail: TMemo;
    Label3: TLabel;
    cxGrid1DBTableView1DBColumn1: TcxGridDBColumn;
    cxGrid1DBTableView1DBColumn2: TcxGridDBColumn;
    cxGrid1DBTableView1DBColumn3: TcxGridDBColumn;
    BitBtn1: TBitBtn;
    procedure BtnCloseClick(Sender: TObject);
    procedure FormCreate(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure BtnNewClick(Sender: TObject);
    procedure BtnDelClick(Sender: TObject);
    procedure BtnEditClick(Sender: TObject);
    procedure BtnSaveClick(Sender: TObject);
    procedure BitBtn1Click(Sender: TObject);
  private
    Flag:integer;
    //显示数据
    procedure ShowData;
    //初始化
    procedure IniForm;
    { Private declarations }
  public
    { Public declarations }
  end;

var
  FrmExamDesc: TFrmExamDesc;

implementation

uses DataModule, PubFunction;

{$R *.dfm}

procedure TFrmExamDesc.BtnCloseClick(Sender: TObject);
begin
  inherited;
  close;
end;

procedure TFrmExamDesc.IniForm;
begin
  EdtID.Text :='';
  EdtSample.Text:='';
  EdtDetail.Text:='';
end;

procedure TFrmExamDesc.ShowData;
begin
  EdtID.Text:=ADQ.FieldByName('ID').AsString;
  EdtSample.Text:=ADQ.FieldByName('SampleDesc').AsString;
  EdtDetail.Text:=ADQ.FieldByName('DetailDesc').AsString;
end;

procedure TFrmExamDesc.FormCreate(Sender: TObject);
begin
  inherited;
  IniForm;
  ShowRecord(ADQ,'*','ExamDesc','ID');
end;

procedure TFrmExamDesc.FormShow(Sender: TObject);
begin
  inherited;
  SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'Ini');
end;

procedure TFrmExamDesc.BtnNewClick(Sender: TObject);
begin
  inherited;
  Flag:=0;
  EdtID.Text:=GenID('ID','ExamDesc','E');
  EdtSample.SetFocus;
  SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'New');
end;

procedure TFrmExamDesc.BtnDelClick(Sender: TObject);
begin
  inherited;
  if ADQ.IsEmpty then
    exit;
  if application.MessageBox('确定要删除这条记录？','提示',mb_yesno+mb_iconquestion)=idyes then
    ADQ.Delete;
end;
//修改
procedure TFrmExamDesc.BtnEditClick(Sender: TObject);
begin
  inherited;
  if ADQ.IsEmpty then
    exit;
  Flag:=1;
  ShowData;
  SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'Edit');
end;

procedure TFrmExamDesc.BtnSaveClick(Sender: TObject);
begin
  inherited;
  if Trim(EdtSample.Text)='' then
  begin
    application.MessageBox('请输入简介！','提示',mb_ok+mb_iconinformation);
    EdtSample.SetFocus;
    exit;
  end;
  if Trim(EdtDetail.Text)='' then
  begin
    application.MessageBox('请输入详细！','提示',mb_ok+mb_iconinformation);
    EdtDetail.SetFocus;
    exit;
  end;
  DM.ADOCn.BeginTrans;
  if Flag=0 then
    begin
      try
        with ADQ do
        begin
          sql.Clear;
          sql.Add('INSERT INTO ExamDesc(ID,SampleDesc,DetailDesc) VALUES (:v1,:v2,:v3)');
          Parameters.ParamByName('v1').Value :=Trim(EdtID.Text);
          Parameters.ParamByName('v2').Value :=Trim(EdtSample.Text);
          Parameters.ParamByName('v3').Value :=Trim(EdtDetail.Text);
          ExecSql;
        end;
        DM.ADOCn.CommitTrans;
        ShowRecord(ADQ,'*','ExamDesc','ID');
        SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'Ini');
        IniForm;
      except
        DM.ADOCn.RollbackTrans;
        raise;
        Application.MessageBox('保存失败！','警告',mb_ok+mb_iconwarning);
        ShowRecord(ADQ,'*','ExamDesc','ID');
      end;
    end
  else
    begin
      try
        with ADQ do
        begin
          sql.Clear;
          sql.Add('UPDATE ExamDesc Set SampleDesc=:v1,DetailDesc=:v2 WHERE ID=:v3');
          Parameters.ParamByName('v1').Value :=Trim(EdtSample.Text);
          Parameters.ParamByName('v2').Value :=Trim(EdtDetail.Text);
          Parameters.ParamByName('v3').Value :=Trim(EdtID.Text);
          ExecSql;
        end;
        DM.ADOCn.CommitTrans;
        ShowRecord(ADQ,'*','ExamDesc','ID');
        SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'Ini');
        IniForm;
      except
        DM.ADOCn.RollbackTrans;
        raise;
        application.MessageBox('保存失败！','警告',mb_ok+mb_iconwarning);
        ShowRecord(ADQ,'*','ExamDesc','ID');
      end;
    end;
end;

procedure TFrmExamDesc.BitBtn1Click(Sender: TObject);
begin
  inherited;
  SetBtnStatus(BtnNew,BtnDel,BtnEdit,BtnSave,'Ini');
  IniForm;
end;

end.