passnull.pas

来自「一个关于VCD销售的系统」· PAS 代码 · 共 350 行

unit passnull;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, Menus, ComCtrls, ToolWin, Buttons, StdCtrls, AppEvnts,
  LabelButton, TradeImage, MaskImageButton, MoveImageButton;

type
  Tfrm_passnull = class(TForm)
    palUp: TPanel;
    palLeftUp: TPanel;
    imgLeftUp: TImage;
    palRightUp: TPanel;
    imgRightUp: TImage;
    palUpMid: TPanel;
    imgCaption: TImage;
    palDown: TPanel;
    imgLeftDown: TImage;
    imgRightDown: TImage;
    imgDownMin: TImage;
    palLeft: TPanel;
    palRight: TPanel;
    imgRight: TImage;
    imgCloseButton: TImage;
    imgMinButton: TImage;
    imgSizeButton: TImage;
    imgMaxButton: TImage;
    imgRestoreButton: TImage;
    imgSysIcon: TImage;
    popSystemMenu: TPopupMenu;
    N_Restore: TMenuItem;
    N_Max: TMenuItem;
    N_Min: TMenuItem;
    N_Move: TMenuItem;
    N_Size: TMenuItem;
    N_Speater: TMenuItem;
    N_Close: TMenuItem;
    palClient: TPanel;
    lbCaption: TLabel;
    CoolBarMenu: TCoolBar;
    ToolBarMenu: TToolBar;
    imgLeft: TImage;
    imgColorLeftUp: TImage;
    imgGrayCaption: TImage;
    imgGrayMenuBar: TImage;
    imgGrayRightUp: TImage;
    imgColorCaption: TImage;
    imgGrayLeftUp: TImage;
    imgColorRightUp: TImage;
    imgRightUp1: TImage;
    imgLeftUp1: TImage;
    imgColorMenubar: TImage;
    GroupBox1: TGroupBox;
    Label6: TLabel;
    e_zl_name: TEdit;
    Label9: TLabel;
    e_zl_zlx: TEdit;
    Label7: TLabel;
    e_zl_sex: TEdit;
    Label10: TLabel;
    e_zl_yj: TEdit;
    Label11: TLabel;
    e_zl_tel: TEdit;
    Label8: TLabel;
    e_zl_nl: TEdit;
    Label1: TLabel;
    e_zl_zh: TEdit;
    e_zl_addr: TEdit;
    Label2: TLabel;
    b_ok: TMoveImgBtn;
    blabel_ok: TLabelBtn;
    b_exit: TMoveImgBtn;
    blabel_exit: TLabelBtn;
    procedure imgMinButtonClick(Sender: TObject);
    procedure imgSizeButtonClick(Sender: TObject);
    procedure imgCloseButtonClick(Sender: TObject);
    procedure imgCaptionMouseDown(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure imgCaptionMouseMove(Sender: TObject; Shift: TShiftState; X,
      Y: Integer);
    procedure imgCaptionMouseUp(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure FormCreate(Sender: TObject);
    procedure imgSysIconMouseDown(Sender: TObject; Button: TMouseButton;
      Shift: TShiftState; X, Y: Integer);
    procedure popSystemMenuPopup(Sender: TObject);
    procedure N_SizeClick(Sender: TObject);
    procedure N_MoveClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure e_zl_zhExit(Sender: TObject);
    procedure e_zl_zhChange(Sender: TObject);
    procedure b_okClick(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure b_exitClick(Sender: TObject);
    procedure FormKeyPress(Sender: TObject; var Key: Char);
  private
    { Private declarations }
    canmove:boolean;
    curPoint:TPoint;
    oldPoint:TPoint;
    Canvas:TCanvas;
  protected
    procedure CreateParams(var Params:TCreateParams);override;
    procedure WMActivate(var Msg:TWMACTIVATE); message WM_ACTIVATE;
  public
    { Public declarations }
  end;

var
  frm_passnull: Tfrm_passnull;

implementation

uses datam, passyz;

{$R *.dfm}

procedure Tfrm_passnull.CreateParams(var Params:TCreateParams);
begin
  inherited CreateParams(Params);
  if BorderStyle<>bsNone then
    Params.Style :=WS_THICKFRAME or WS_POPUP or WS_BORDER;
end;

procedure Tfrm_passnull.imgMinButtonClick(Sender: TObject);
begin
  if Application.MainForm =self then
    Application.Minimize
  else
    DefWindowProc(Handle, WM_SYSCOMMAND, SC_MINIMIZE, 0);
end;

procedure Tfrm_passnull.imgSizeButtonClick(Sender: TObject);
begin
  if self.WindowState = wsNormal then
  begin
    DefWindowProc(Handle, WM_SYSCOMMAND, SC_MAXIMIZE, 0);
    imgSizeButton.Picture :=imgRestoreButton.Picture;
  end
  else
  begin
    DefWindowProc(Handle, WM_SYSCOMMAND, SC_RESTORE, 0);
    imgSizeButton.Picture :=imgMaxButton.Picture;
  end;

end;

procedure Tfrm_passnull.imgCloseButtonClick(Sender: TObject);
begin
  DefWindowProc(Handle, WM_SYSCOMMAND, SC_CLOSE, 0);
end;

procedure Tfrm_passnull.imgCaptionMouseDown(Sender: TObject;
  Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
begin
  if (Button=mbLeft)and(ssLeft in Shift)then
  begin
    canmove:=true;
    Canvas:=TCanvas.Create;
    with Canvas do
    begin
      pen.Style :=psdot;
      brush.Style :=bsClear;
      pen.Width :=2;
      Pen.Mode :=pmNotXor;
      Handle :=GetDC(0);
      Rectangle(left,top,Left+width,top+height);
      curPoint.X :=X;
      curPoint.Y :=Y;
      oldPoint.X :=Left;
      oldPoint.Y :=Top;
    end;        //end with
  end;  //end if
end;

procedure Tfrm_passnull.imgCaptionMouseMove(Sender: TObject;
  Shift: TShiftState; X, Y: Integer);
begin
  if not canmove then exit;
  with Canvas do
  begin
    Rectangle(oldPoint.x,oldPoint.y,oldPoint.x+Width,oldPoint.y+Height);
    oldPoint.x :=Left +X-curPoint.x;
    oldPoint.y :=Top +Y-curPoint.y;
    Rectangle(oldPoint.x,oldPoint.y,oldPoint.x+Width,oldPoint.y+Height);
  end;
end;

procedure Tfrm_passnull.imgCaptionMouseUp(Sender: TObject;
  Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
begin
  if not canmove then exit;
  with Canvas do
  begin
    Rectangle(oldPoint.x,oldPoint.y,oldPoint.x+Width,oldPoint.y+Height);
    Left :=oldPoint.x;
    Top :=oldPoint.y;
    Free;
  end;
  canmove:=not canmove;
end;

procedure Tfrm_passnull.FormCreate(Sender: TObject);
begin
  lbCaption.Caption :=Caption;
end;

procedure Tfrm_passnull.imgSysIconMouseDown(Sender: TObject;
  Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
begin
  PopSystemMenu.Popup(Left+ImgSysIcon.Left,Top+ImgSysIcon.Top+ImgSysIcon.Height);
end;

procedure Tfrm_passnull.popSystemMenuPopup(Sender: TObject);
begin

  N_Restore.Enabled :=imgSizeButton.Visible and (WindowState =wsMaximized);
  N_Max.Enabled :=imgSizeButton.Visible and (WindowState =wsNormal);
  N_Size.Enabled :=imgSizeButton.Visible ;
  n_min.Enabled:=imgMinButton.Visible;
end;

procedure Tfrm_passnull.N_SizeClick(Sender: TObject);
begin
  DefWindowProc(Handle, WM_SYSCOMMAND, SC_SIZE, 0);
end;

procedure Tfrm_passnull.N_MoveClick(Sender: TObject);
begin
  DefWindowProc(Handle, WM_SYSCOMMAND, SC_MOVE, 0);
end;

procedure Tfrm_passnull.FormShow(Sender: TObject);
begin
  if WindowState=wsNormal then
    imgSizeButton.Picture.Bitmap :=imgMaxButton.Picture.Bitmap
  else if WindowState=wsMaximized then
    imgSizeButton.Picture.Bitmap :=imgRestoreButton.Picture.Bitmap;
  e_zl_zh.SetFocus();  
end;

procedure Tfrm_passnull.WMActivate(var Msg: TWMACTIVATE);
begin
  if (Msg.Active =WA_ACTIVE) or (Msg.Active =WA_CLICKACTIVE) then
  begin
    imgCaption.Picture.Bitmap :=imgColorCaption.Picture.Bitmap;
    imgLeftUp1.Picture.Bitmap :=imgColorLeftUp.Picture.Bitmap;
    imgRightUp1.Picture.Bitmap :=imgColorRightUp.Picture.Bitmap;
    coolBarMenu.Bitmap :=imgColorMenubar.Picture.Bitmap;
  end
  else begin
    imgCaption.Picture.Bitmap :=imgGrayCaption.Picture.Bitmap;
    imgLeftUp1.Picture.Bitmap :=imgGrayLeftUp.Picture.Bitmap;
    imgRightUp1.Picture.Bitmap :=imgGrayRightUp.Picture.Bitmap;
    coolBarMenu.Bitmap :=imgGrayMenubar.Picture.Bitmap;
  end;
end;

procedure Tfrm_passnull.e_zl_zhExit(Sender: TObject);
begin
   if e_zl_zh.Text='' then exit
  else
   begin
     if Length(e_zl_zh.Text)<5 then
       case Length(e_zl_zh.Text) of
          1: e_zl_zh.text:='0000'+e_zl_zh.text;
          2: e_zl_zh.text:='000'+e_zl_zh.text;
          3: e_zl_zh.text:='00'+e_zl_zh.text;
          4: e_zl_zh.text:='0'+e_zl_zh.text;
       end
   end;
  dm.ADO_vip.Open;
  dm.ADO_vip.First;
  if not dm.ADO_vip.Locate('证号',e_zl_zh.Text,[]) then
   begin
    Application.MessageBox(PChar('证号错误,请重新录入！')
      , PChar('提示'),MB_ICONEXCLAMATION);
      e_zl_zh.Text:='';
      e_zl_zh.SetFocus();
      exit;
   end;
   e_zl_name.Text:=dm.ADO_vip.fieldbyname('姓名').asstring;
   e_zl_sex.Text:=dm.ADO_vip.fieldbyname('性别').asstring;
   e_zl_nl.Text:=dm.ADO_vip.fieldbyname('年龄').asstring;
   e_zl_zlx.Text:=dm.ADO_vip.fieldbyname('证类型').asstring;
   e_zl_yj.Text:=dm.ADO_vip.fieldbyname('押金').asstring;
   e_zl_tel.Text:=dm.ADO_vip.fieldbyname('电话').asstring;
   e_zl_addr.Text:=dm.ADO_vip.fieldbyname('地址').asstring;
end;

procedure Tfrm_passnull.e_zl_zhChange(Sender: TObject);
begin
   e_zl_name.Text:='';
   e_zl_nl.Text:='';
   e_zl_sex.Text:='';
   e_zl_zlx.Text:='';
   e_zl_yj.Text:='';
   e_zl_tel.Text:='';
   e_zl_addr.Text:='';
end;

procedure Tfrm_passnull.b_okClick(Sender: TObject);
var
  mes:string;
begin
   e_zl_name.SetFocus();
   mes:='会员<'+dm.ADO_vip.fieldbyname('证号').AsString+' '+
       dm.ADO_vip.fieldbyname('姓名').AsString+'>密码已清除！';
   if e_zl_name.Text='' then exit;
   dm.ADO_vip.Edit;
   dm.ADO_vip.FieldByName('pass').AsString:='';
   dm.ADO_vip.Post;
   application.MessageBox(pchar(mes),pchar('提示'),64);
   e_zl_zh.Text:='';
   e_zl_name.Text:='';
   e_zl_nl.Text:='';
   e_zl_sex.Text:='';
   e_zl_zlx.Text:='';
   e_zl_yj.Text:='';
   e_zl_tel.Text:='';
   e_zl_addr.Text:='';
   e_zl_zh.SetFocus();
end;

procedure Tfrm_passnull.FormClose(Sender: TObject;
  var Action: TCloseAction);
begin
  dm.ADO_vip.Close;
  frm_pass.close;
  release;
end;

procedure Tfrm_passnull.b_exitClick(Sender: TObject);
begin
  close;
end;

procedure Tfrm_passnull.FormKeyPress(Sender: TObject; var Key: Char);
begin
   if key=#13 then
   begin
    key:=#0;
    perform(wm_nextdlgctl,0,0);
   end;
end;

end.