unit clbmwh;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, DBCtrls, ExtCtrls, Grids, DBGridEh, ComCtrls, StdCtrls, Mask,
  PrnDbgeh, Menus, StdActns, ActnList, ActnMan,DBGridEhImpExp,db;

type
  Tclbmwhfrm = class(TForm)
    Panel1: TPanel;
    DBNavigator1: TDBNavigator;
    Edit1: TEdit;
    Label8: TLabel;
    DBGridEh1: TDBGridEh;
    dblk_cplx: TDBLookupComboBox;
    Label2: TLabel;
    ActionManager1: TActionManager;
    EditCut1: TEditCut;
    EditCopy1: TEditCopy;
    EditPaste1: TEditPaste;
    EditDelete1: TEditDelete;
    FilePrintSetup1: TFilePrintSetup;
    FontEdit1: TFontEdit;
    ColorSelect1: TColorSelect;
    PrintDlg1: TPrintDlg;
    PopupMenu1: TPopupMenu;
    N6: TMenuItem;
    PrintSetup1: TMenuItem;
    N1: TMenuItem;
    N3: TMenuItem;
    N4: TMenuItem;
    N7: TMenuItem;
    N8: TMenuItem;
    N9: TMenuItem;
    MYPDBGEh: TPrintDBGridEh;
    SaveDialog1: TSaveDialog;
    procedure FormCreate(Sender: TObject);
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure Edit1KeyUp(Sender: TObject; var Key: Word;
      Shift: TShiftState);
    procedure dblk_cplxCloseUp(Sender: TObject);
    procedure PrintSetup1Click(Sender: TObject);
    procedure N1Click(Sender: TObject);
    procedure N4Click(Sender: TObject);
    procedure N8Click(Sender: TObject);
    procedure N9Click(Sender: TObject);
    procedure MYPDBGEhBeforePrint(Sender: TObject);
    procedure FormShow(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  clbmwhfrm: Tclbmwhfrm;

implementation
uses data, main;
{$R *.dfm}

procedure Tclbmwhfrm.FormCreate(Sender: TObject);
begin
dm.whcclxdmads.Close;
dm.whcllxdmads.Open;
dm.whclbmads.Close;
dm.whclbmads.Open;
end;

procedure Tclbmwhfrm.FormClose(Sender: TObject; var Action: TCloseAction);
begin
if dm.whclbmads.State in [dsinsert,dsedit] then
  if MessageDlg('記錄未保存，要保存嗎?', mtConfirmation,
    [mbYes, mbNo], 0) = mrYes then
    begin
    dm.whclbmads.Post;
    end
  else
    dm.whclbmads.Cancel;
action := cafree;
clbmwhfrm:=nil;
end;

procedure Tclbmwhfrm.Edit1KeyUp(Sender: TObject; var Key: Word;
  Shift: TShiftState);
begin
if (key=vk_return) and (not dm.whclbmads.Modified) then
begin
  dblk_cplx.KeyValue:=null;
  dm.whclbmads.Filtered:=false;
  IF TRIM(EDIT1.Text)<>'' THEN
  BEGIN
    dm.whclbmads.Filter:='材料編碼 like '+''''+
      trim((edit1.Text))+'%'+'''';
    dm.whclbmads.Filtered:=true;
  END;
end;
end;

procedure Tclbmwhfrm.dblk_cplxCloseUp(Sender: TObject);
begin
edit1.Text:='';
dm.whclbmads.Filtered:=false;
if dblk_cplx.KeyValue<>null then
begin
  dm.whclbmads.Filter:='類型ID='+''''+dblk_cplx.KeyValue+'''';
  dm.whclbmads.Filtered:=true;
end;
end;

procedure Tclbmwhfrm.PrintSetup1Click(Sender: TObject);
var bt,tj:string;
begin
  bt:='材料資料表';
  if (ActiveControl is TDBGridEh) then
  begin
    MYPDBGEh.DBGridEh := TDBGridEh(ActiveControl);
    MYPDBGEh.SetSubstitutes(['%[Today]',DateToStr(Now),'%[bt]',bt,'%[tj]',tj]);
    MYPDBGEh.print;
  end;
end;

procedure Tclbmwhfrm.N1Click(Sender: TObject);
var bt,tj:string;
begin
  bt:='材料資料表';
  if (ActiveControl is TDBGridEh) then
  begin
    MYPDBGEh.DBGridEh := TDBGridEh(ActiveControl);
    MYPDBGEh.SetSubstitutes(['%[Today]',DateToStr(Now),'%[bt]',bt,'%[tj]',tj]);
    MYPDBGEh.Preview;
  end;
end;

procedure Tclbmwhfrm.N4Click(Sender: TObject);
var ExpClass:TDBGridEhExportClass;
    Ext:String;
begin
  SaveDialog1.FileName := '';
  if (ActiveControl is TDBGridEh) then
    if SaveDialog1.Execute then
    begin
      case SaveDialog1.FilterIndex of
        1: begin ExpClass := TDBGridEhExportAsXLS; Ext := 'xls'; end;
        2: begin ExpClass := TDBGridEhExportAsCSV; Ext := 'csv'; end;
        3: begin ExpClass := TDBGridEhExportAsHTML; Ext := 'htm'; end;
        4: begin ExpClass := TDBGridEhExportAsRTF; Ext := 'rtf'; end;
        5: begin ExpClass := TDBGridEhExportAsText; Ext := 'txt'; end;
      else
        ExpClass := nil; Ext := '';
      end;
      if ExpClass <> nil then
      begin
        if UpperCase(Copy(SaveDialog1.FileName,Length(SaveDialog1.FileName)-2,3)) <>
           UpperCase(Ext) then
          SaveDialog1.FileName := SaveDialog1.FileName + '.' + Ext;
        SaveDBGridEhToExportFile(ExpClass,TDBGridEh(ActiveControl),
             SaveDialog1.FileName,true);
      end;
    end;
end;

procedure Tclbmwhfrm.N8Click(Sender: TObject);
begin
TDBGridEh(ActiveControl).Columns
  [TDBGridEh(ActiveControl).SelectedIndex].Visible:=false;
if TDBGridEh(ActiveControl).SelectedIndex<
  TDBGridEh(ActiveControl).Columns.Count-1 then
TDBGridEh(ActiveControl).SelectedIndex:=
  TDBGridEh(ActiveControl).SelectedIndex+1;
end;

procedure Tclbmwhfrm.N9Click(Sender: TObject);
var i:integer;
begin
  for i:=1 to TDBGridEh(ActiveControl).Columns.Count-1 do
  begin
      begin
        TDBGridEh(ActiveControl).Columns[i].Visible:=true;
      end;
  end;
end;

procedure Tclbmwhfrm.MYPDBGEhBeforePrint(Sender: TObject);
begin
if TDBGridEh(ActiveControl).DataSource.DataSet.RecordCount=0 then
abort;
end;

procedure Tclbmwhfrm.FormShow(Sender: TObject);
begin
DBGridEh1.SetFocus;
end;

end.