bm_bumenu.pas

DELPHI办公全套管理系统

unit BM_BUMENU;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ExtCtrls, ComCtrls, Grids, DBGrids, StdCtrls, Mask, DBCtrls,
  Menus, ImgList, DB, DBTables, Buttons;

type
  TBM_BENMENF = class(TForm)
    Splitter1: TSplitter;
    pmOperate: TPopupMenu;
    N_insert: TMenuItem;
    N_delete: TMenuItem;
    N_edit: TMenuItem;
    N_cancel: TMenuItem;
    N_save: TMenuItem;
    N7: TMenuItem;
    N_refresh: TMenuItem;
    ImageList2: TImageList;
    ImageList1: TImageList;
    pmOther: TPopupMenu;
    N_Order: TMenuItem;
    N_Print: TMenuItem;
    Panel1: TPanel;
    TreeView: TTreeView;
    Panel4: TPanel;
    PageControl1: TPageControl;
    TabSheet1: TTabSheet;
    Panel3: TPanel;
    Label3: TLabel;
    Label1: TLabel;
    Label2: TLabel;
    Label4: TLabel;
    Label5: TLabel;
    Label6: TLabel;
    Label7: TLabel;
    Label8: TLabel;
    DBEdt_Bmbm: TDBEdit;
    DBEdt_Bmmc: TDBEdit;
    DBEdt_Fzrxm: TDBEdit;
    DBEdt_Bmsx: TDBEdit;
    DBEdt_Lxdh: TDBEdit;
    DBEdt_DZ: TDBEdit;
    DBEdt_BZ: TDBEdit;
    TabSheet2: TTabSheet;
    DBGrid: TDBGrid;
    Panel2: TPanel;
    DBNavigator1: TDBNavigator;
    add: TSpeedButton;
    del2: TSpeedButton;
    save: TSpeedButton;
    fresh: TSpeedButton;
    close: TSpeedButton;
    edit: TSpeedButton;
    hui1: TSpeedButton;
    procedure FormClose(Sender: TObject; var Action: TCloseAction);
    procedure FormCreate(Sender: TObject);
    procedure N_insertClick(Sender: TObject);
    procedure TreeViewClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure N_deleteClick(Sender: TObject);
    procedure N_editClick(Sender: TObject);
    procedure N_cancelClick(Sender: TObject);
    procedure N_saveClick(Sender: TObject);
    procedure N_refreshClick(Sender: TObject);
    procedure FormCloseQuery(Sender: TObject; var CanClose: Boolean);
  
    procedure addClick(Sender: TObject);
    procedure del2Click(Sender: TObject);
    procedure editClick(Sender: TObject);
    procedure saveClick(Sender: TObject);
    procedure hui1Click(Sender: TObject);
    procedure freshClick(Sender: TObject);
  private
    { Private declarations }
     Node_Parent: TTreeNode; //存储父节点
     Node_Child: TTreeNode; //存储当前节点
     b_pd: bool; //用于判断点击的是添加还是编辑
    //在添加、编辑和浏览状态互置按钮的有效性
    procedure button_valid;
    procedure refreshTree;
  public
    { Public declarations }
  end;

var
  BM_BENMENF: TBM_BENMENF;

implementation

uses BM_DMU;

{$R *.dfm}

procedure TBM_BENMENF.FormClose(Sender: TObject; var Action: TCloseAction);
begin
action:=cafree;
end;

procedure TBM_BENMENF.refreshTree;
var
  mynode_1, mynode_2, mynode_3: Ttreenode;
  s_bm_1, s_bm_2, s_bm_3: string;
  s_mc_1, s_mc_2, s_mc_3: string;
begin
  DM.BUMEN.Active := True;
  treeview.Items.clear;
  mynode_1 := Treeview.Items.Add(Treeview.topitem, '北明部门档案');
  mynode_1.imageindex := 0;
  mynode_1.stateindex := -1;
  mynode_1.selectedindex := 1;
  DM.BUMEN.indexfieldnames := '部门编码';
  DM.BUMEN.First;
  while not DM.BUMEN.Eof do
  begin
    s_bm_1 := DM.BUMEN.fieldbyname('部门编码').asstring;
    s_mc_1 := DM.BUMEN.fieldbyname('部门名称').asstring;
    if length(trim(s_bm_1)) = 2 then
    begin
      mynode_2 := Treeview.items.addchild(mynode_1, '[' + s_bm_1 + '] ' + s_mc_1);
      mynode_2.imageindex := 0;
      mynode_2.stateindex := -1;
      mynode_2.selectedindex := 1;
    end;
    if length(trim(s_bm_1)) = 5 then
    begin
      mynode_3 := Treeview.items.addchild(mynode_2, '[' + s_bm_1 + '] ' + s_mc_1);
      mynode_3.imageindex := 0;
      mynode_3.stateindex := -1;
      mynode_3.selectedindex := 1;
    end;
    DM.BUMEN.next;
  end;   

end;

procedure TBM_BENMENF.FormCreate(Sender: TObject);
begin
//DM.BUMEN.Active := True;
RefreshTree;
end;

procedure TBM_BENMENF.N_insertClick(Sender: TObject);
var
  gs_global: string; //存储添加的父节点标题；
begin
  b_pd := true;
  Node_Parent := Treeview.selected;
  if Node_Parent.level = 2 then
  begin
    Application.messagebox('最底层不能添加，请在上层添加', '物资管理系统', mb_iconinformation + mb_defbutton1);
    exit;
  end;
  //设置按扭的有效性
  button_valid;
  if Node_Parent.level = 0 then
  begin
    DM.BUMEN.Insert;
    DM.BUMEN.FieldByName('部门编码').editmask := '99;1;_';
    pagecontrol1.ActivePageIndex := 0;
   DBEdt_Bmbm.setfocus;
  end;
  if Node_Parent.level = 1 then
  begin
    gs_global := copy(Node_Parent.text, 2, 2);
    DM.BUMEN.insert;
    DM.BUMEN.FieldByName('部门编码').editmask := '99-99;1;_';
    pagecontrol1.ActivePageIndex := 0;
 DBEdt_Bmbm.setfocus;
    DBEdt_Bmbm.text := gs_global;
  end;

end;

procedure TBM_BENMENF.button_valid;
begin
DBEdt_Bmbm.enabled := not DBEdt_Bmbm.enabled;
  DBEdt_Bmmc.enabled := not DBEdt_Bmmc.enabled;
  DBEdt_Fzrxm.enabled := not DBEdt_Fzrxm.enabled;
  DBEdt_Bmsx.enabled := not DBEdt_Bmsx.enabled;
  DBEdt_Lxdh.enabled := not DBEdt_Lxdh.enabled;
  DBEdt_DZ.enabled := not DBEdt_DZ.enabled;
  DBEdt_BZ.enabled := not DBEdt_BZ.enabled;



  n_insert.enabled := not n_insert.enabled;
  n_delete.enabled := not n_delete.enabled;
  n_edit.enabled := not n_edit.enabled;
  n_cancel.enabled := not n_cancel.enabled;
  n_save.enabled := not n_save.enabled;
  n_refresh.enabled := not n_refresh.enabled;
  treeview.enabled := not treeview.Enabled;

  add.Enabled := not add.Enabled ;
  del2.Enabled := not del2.Enabled ;
  edit.Enabled :=not edit.Enabled ;
  hui1.Enabled := not hui1.Enabled ;
  save.Enabled :=not save.Enabled ;
  fresh.Enabled :=not fresh.Enabled ;


end;

procedure TBM_BENMENF.TreeViewClick(Sender: TObject);
var
  mynode: Ttreenode;
  s_value_1: string;
begin
  if Treeview.Items.Count = 0 then
    exit;
  mynode := Treeview.selected;
  //如果是在目录树的第一级，代表是第一级部门，它的部门编码只有两位
  if mynode.Level = 1 then
  begin
    //从目录树的节点标题中，提取部门编码
    s_value_1 := copy(mynode.text, 2, 2);
    //DM.BUMEN.IndexFieldNames := '部门编码';
    //DM.BUMEN.findkey([s_value_1]);
    DM.BUMEN.Locate('部门编码',s_value_1,[]);
    DM.BUMEN.FieldByName('部门编码').editmask := '99;1;_';
  end;


   if mynode.Level = 2 then
  begin
    //从目录树的节点标题中，提取部门编码
    s_value_1 := copy(mynode.text, 2, 5);
    DM.BUMEN.Locate('部门编码',s_value_1,[]);
    DM.bumen.FieldByName('部门编码').editmask := '99-999;1;_';
  end;
end;

procedure TBM_BENMENF.FormShow(Sender: TObject);
begin
  with DM do
  begin
    BUMEN.Active := True;
    ZHIGONG.Active :=TRUE;
  end;
  refreshTree;
  Treeview.topitem.Selected := true;
end;

procedure TBM_BENMENF.N_deleteClick(Sender: TObject);
var
  mynode: Ttreenode;
  i:integer;
  bm:string;
begin
  mynode := Treeview.selected;
  //根目录不须删除
  if mynode.level = 0 then  exit;
  //如果删除的是第二级目录  
  if mynode.level = 2 then
  begin
    if DM.BUMEN.recordcount <> 0 then
    begin
      if Application.messagebox('请确认是否要删除?', '北明办公管理系统', mb_iconinformation + mb_yesno) = idyes then
      begin
        DM.BUMEN.Delete;
        DM.BUMEN.UpdateBatch();
        Treeview.Items.delete(mynode);
      end;
    end
    else
    begin
      Application.messagebox('已无记录可删除', '北明办公管理系统', mb_iconinformation + mb_defbutton1);
      exit;
    end;
    EXIT;
  end;
  //如果删除是第一级目录，还得删除第二级目录
if mynode.level = 1 then
  begin
        // dm.BUMEN.Close;
         with dm.QALL do
         begin
                   close;
                   sql.Clear ;
                   sql.Add('select * from 部门 where 部门编码 like "' +copy(mynode.text, 2, 2)+'%"');
                   open;
                   first;
             if Application.messagebox('请确认是否要删除及包括的子目录?', '北明办公管理系统', mb_iconinformation + mb_yesno) = idyes then
               begin
                 for i:=0 to recordcount-1 do
                  begin
                  bm:=dm.QALL.fieldbyname('部门编码').AsString ;
                      with dm.QALL3 do
                         begin
                           close;
                           sql.Clear ;
                           sql.Add('delete from 部门 where 部门编码="'+bm+'"');
                           ExecSQL;
                         end;
                    next; 
                   end;
                   Treeview.Items.delete(mynode);
                   dm.BUMEN.Close ;
                   dm.BUMEN.Open ;
               end;
         end;
end;
end;

procedure TBM_BENMENF.N_editClick(Sender: TObject);
begin
  b_pd := false;
  Node_Child := Treeview.selected;
  if Node_Child.level = 0 then
  begin
    Application.messagebox('最顶层不能编辑，请在下层编辑', '物资管理系统', mb_iconinformation + mb_defbutton1);
    exit;
  end;
  //设置按扭有效性
  button_valid;
  Node_Parent := Node_Child.parent;
  if Node_Parent.level = 0 then
  begin
    DM.BUMEN.edit;
    DM.BUMEN.FieldByName('部门编码').editmask := '99;1;_';
    pagecontrol1.ActivePageIndex := 0;
    //DBEdt_Bmbm.setfocus;
  end;
  if Node_Parent.level = 1 then
  begin
    DM.BUMEN.edit;
    DM.BUMEN.FieldByName('部门编码').editmask := '99-99;1;_';
    pagecontrol1.ActivePageIndex := 0;
    //DBEdt_Bmbm.setfocus;
  end;
end;

procedure TBM_BENMENF.N_cancelClick(Sender: TObject);
begin
  DM.BUMEN.cancel;
  
  button_valid;
end;

procedure TBM_BENMENF.N_saveClick(Sender: TObject);
var
  s_bm, s_mc: string;
begin
  if Node_Parent.level = 0 then
  begin
    if length(trim(DBEdt_Bmbm.text)) <> 2 then
    begin
      Application.messagebox('编码应为两位', '北明办公管理系统', mb_iconinformation + mb_defbutton1);
      exit;
    end;
  end;
  if Node_Parent.level = 1 then
  begin
    if copy(DBEdt_Bmbm.text, 1, 2) <> copy(Node_Parent.text, 2, 2) then
    begin
      Application.messagebox('前面两位不能变，请确认!', '北明办公管理系统', mb_iconinformation + mb_defbutton1);
      DBEdt_Bmbm.text := copy(Node_Parent.text, 2, 2);
      exit;
    end;
    if length(trim(DBEdt_Bmbm.text)) <> 5 then
    begin
      Application.messagebox('编码应为五位', '北明办公管理系统', mb_iconinformation + mb_defbutton1);
      exit;
    end;
  end;
  s_bm := DBEdt_Bmbm.text;
  s_mc := DBEdt_Bmmc.text;
  DM.ZHIGONG.Open ;
  DM.ZHIGONG.Refresh;

  if DM.BUMEN.state = dsinsert then
   begin
    if DM.ZHIGONG.Locate('部门编码',s_bm,[]) then
    begin
      application.MessageBox('部门编码已重复', '北明办公管理系统', mb_iconinformation + mb_defbutton1);
      pagecontrol1.ActivePageIndex := 0;
      DBEdt_Bmbm.SetFocus;
      exit;
    end;
  end;
  //判断是添加数据的保存还是编辑数据保存
  if b_pd = true then
    Treeview.items.addchild(Node_Parent, '(' + s_bm + ') ' + s_mc)
  else
    Node_Child.Text := '(' + s_bm + ') ' + s_mc;
  DM.BUMEN.post;
 // DM.CDS_BMDA.applyupdates(0);
 DM.BUMEN.UpdateBatch();


  DM.BUMEN.Refresh;
  //设置按扭的有效性
  button_valid;

end;

procedure TBM_BENMENF.N_refreshClick(Sender: TObject);
begin
  refreshTree;
  Treeview.TopItem.selected := true;
end;

procedure TBM_BENMENF.FormCloseQuery(Sender: TObject;
  var CanClose: Boolean);
begin
 canclose:=true;
end;
procedure TBM_BENMENF.addClick(Sender: TObject);
begin
N_insertClick(Sender);
end;

procedure TBM_BENMENF.del2Click(Sender: TObject);
begin
N_deleteClick(Sender);
end;

procedure TBM_BENMENF.editClick(Sender: TObject);
begin
N_editClick(Sender);
end;

procedure TBM_BENMENF.saveClick(Sender: TObject);
begin
N_saveClick(Sender);
end;

procedure TBM_BENMENF.hui1Click(Sender: TObject);
begin
N_cancelClick(Sender);
end;

procedure TBM_BENMENF.freshClick(Sender: TObject);
begin
N_refreshClick(Sender);
end;

end.