int TDBTBL::Cardinality(PGLOBAL g)
{
if (!g)
return 0; // Cannot make the table list
else if (Cardinal < 0) {
int tsz;
if (!Tablist && InitTableList(g))
return 0; // Cannot be calculated at this stage
Cardinal = 0;
for (PTABLE tabp = Tablist; tabp; tabp = tabp->GetNext()) {
if ((tsz = tabp->GetTo_Tdb()->Cardinality(g)) < 0) {
Cardinal = -1;
return tsz;
} // endif mxsz
Cardinal += tsz;
} // endfor i
} // endif Cardinal
return Cardinal;
} // end of Cardinality
/*
* 说明：
* 删除台号信息
* 参数：
* hwnd [in] 主窗口句柄
* 返回值
* 成功返回true
*/
bool DeleteTable(HWND hwnd)
{
CListView table_list(hwnd, IDC_L_TABLE_INFO);
int select = table_list.GetSelectionMark();
if (-1 == select) {
MessageBox(hwnd, TEXT("请在左侧列表款选择要删除的房间编号!"), TEXT("基础信息管理"), MB_ICONINFORMATION);
return false;
}
std::string floor, room, table_no;
CComboBox combo(hwnd, IDC_TABLE_FLOOR_COMBO);
combo.GetComboBoxText(floor); // 获取楼层名
room = table_list.GetItem(select, 0); // 获取房间名
table_no = table_list.GetItem(select, 1); // 获取台号
CTableInfo table;
table.DeleteTable(floor.c_str(), room.c_str(), table_no.c_str());
CComboBox combox;
//清空显示
combox.Initialization(hwnd,IDC_C_FLOOR_NAME);
combox.DeleteAllString();
combox.Initialization(hwnd,IDC_C_ROOM_NAME);
combox.DeleteAllString();
CEdit edit;
edit.Initialization(hwnd,IDC_E_TABLE_NO);
edit.Empty();
edit.Initialization(hwnd,IDC_E_TABLE_NUM);
edit.Empty();
InitTableList(hwnd, IDC_L_TABLE_INFO, floor.c_str(), 0); // 更新
return true;
}
bool TDBTBL::OpenDB(PGLOBAL g)
{
if (trace)
htrc("TBL OpenDB: tdbp=%p tdb=R%d use=%d key=%p mode=%d\n",
this, Tdb_No, Use, To_Key_Col, Mode);
if (Use == USE_OPEN) {
/*******************************************************************/
/* Table already open, replace it at its beginning. */
/*******************************************************************/
ResetDB();
return Tdbp->OpenDB(g); // Re-open fist table
} // endif use
/*********************************************************************/
/* When GetMaxsize was called, To_CondFil was not set yet. */
/*********************************************************************/
if (To_CondFil && Tablist) {
Tablist = NULL;
Nbc = 0;
} // endif To_CondFil
/*********************************************************************/
/* Open the first table of the list. */
/*********************************************************************/
if (!Tablist && InitTableList(g)) // done in GetMaxSize
return TRUE;
if ((CurTable = Tablist)) {
Tdbp = (PTDBASE)CurTable->GetTo_Tdb();
// Tdbp->SetMode(Mode);
// Tdbp->ResetDB();
// Tdbp->ResetSize();
// Check and initialize the subtable columns
for (PCOL cp = Columns; cp; cp = cp->GetNext())
if (cp->GetAmType() == TYPE_AM_TABID)
cp->COLBLK::Reset();
else if (((PPRXCOL)cp)->Init(g, NULL) && !Accept)
return TRUE;
if (trace)
htrc("Opening subtable %s\n", Tdbp->GetName());
// Now we can safely open the table
if (Tdbp->OpenDB(g))
return TRUE;
} // endif *Tablist
Use = USE_OPEN;
return FALSE;
} // end of OpenDB
/*
* 说明：
* 更新台号信息
* 参数：
* hwnd [in] 主窗口句柄
* 返回值
* 成功返回true
*/
bool UpdateTable(HWND hwnd)
{
CListView table_list(hwnd, IDC_L_TABLE_INFO);
int select = table_list.GetSelectionMark();
if (-1 == select) {
MessageBox(hwnd, TEXT("请在左侧列表款选择要删除的房间编号!"), TEXT("基础信息管理"), MB_ICONINFORMATION);
return false;
}
TABLEINFO table_info;//台号信息结构体
CComboBox old_floor,new_floor,new_room;
CEdit new_no,new_payable;
old_floor.Initialization(hwnd,IDC_TABLE_FLOOR_COMBO);
new_floor.Initialization(hwnd,IDC_C_FLOOR_NAME);
new_room.Initialization(hwnd,IDC_C_ROOM_NAME);
new_no.Initialization(hwnd,IDC_E_TABLE_NO);
new_payable.Initialization(hwnd,IDC_E_TABLE_NUM);
//获取更新的台号信息
new_floor.GetComboBoxText(table_info.new_floor_name);
new_room.GetComboBoxText(table_info.new_room_name);
new_no.GetEditText(table_info.new_table_no);
new_payable.GetEditText(table_info.new_table_payable);
//获取旧台号信息
old_floor.GetComboBoxText(table_info.old_floor_name);
table_info.old_room_name=table_list.GetItem(select,0);
table_info.old_table_no=table_list.GetItem(select,1);
CTableInfo table;
table.UpdateTable(&table_info);
//清空显示
new_floor.DeleteAllString();
new_room.DeleteAllString();
new_no.Empty();
new_payable.Empty();
CComboBox floor_name;
floor_name.Initialization(hwnd, IDC_TABLE_FLOOR_COMBO);
std::string floor;
floor_name.GetComboBoxText(floor);
InitTableList(hwnd, IDC_L_TABLE_INFO, floor.c_str(), 0);
//刷新显示
return true;
}
bool AddTable(HWND hwnd)
{
std::string floor, room, table_no, sum_str;
CComboBox floor_combox(hwnd, IDC_C_FLOOR_NAME);
CComboBox room_combox(hwnd, IDC_C_ROOM_NAME);
floor_combox.GetComboBoxText(floor);
room_combox.GetComboBoxText(room);
CEdit edit;
edit.Initialization(hwnd, IDC_E_TABLE_NO);
edit.GetEditText(table_no);
edit.Initialization(hwnd, IDC_E_TABLE_NUM);
edit.GetEditText(sum_str);
CTableInfo table;
table.AddTable(floor.c_str(), room.c_str(), table_no.c_str(), atoi(sum_str.c_str()));
//显示添加的台号信息
CComboBox left_combox_floor(hwnd,IDC_TABLE_FLOOR_COMBO);
left_combox_floor.SetCurSel(left_combox_floor.FindString(floor.c_str()));
InitTableList(hwnd, IDC_L_TABLE_INFO, floor.c_str(), 0); // 更新
return true;
}
int TDBTBL::GetMaxSize(PGLOBAL g)
{
if (MaxSize < 0) {
int mxsz;
if (!Tablist && InitTableList(g))
return 0; // Cannot be calculated at this stage
MaxSize = 0;
for (PTABLE tabp = Tablist; tabp; tabp = tabp->GetNext()) {
if ((mxsz = tabp->GetTo_Tdb()->GetMaxSize(g)) < 0) {
MaxSize = -1;
return mxsz;
} // endif mxsz
MaxSize += mxsz;
} // endfor i
} // endif MaxSize
return MaxSize;
} // end of GetMaxSize
/*
* @ brief: 台号信息处理函数
* @ param: hwnd [in] 窗口句柄
* @ param: msg [in] 消息类型
**/
BOOL CALLBACK ChildTableInfoProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg)
{
case WM_INITDIALOG:
{
CListView table_list(hwnd, IDC_L_TABLE_INFO);
table_list.SetSelectAndGrid(LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES);
table_list.InsertColumn(1,80,"房间名称");
table_list.InsertColumn(2,100,"台 号");
table_list.InsertColumn(2,60,"人 数");
try {
InitFloorName(hwnd, IDC_TABLE_FLOOR_COMBO);//初始化左边第一个“楼层”下拉列表
InitFloorName(hwnd, IDC_C_FLOOR_NAME);//初始化游标第二个“楼层”下拉列表
CComboBox floor_combo(hwnd, IDC_TABLE_FLOOR_COMBO);
std::string floor_name;
floor_combo.GetComboBoxText(floor_name);
InitTableList(hwnd, IDC_L_TABLE_INFO, floor_name.c_str(), 0);
InitRoomCombo(hwnd,floor_name.c_str(),IDC_C_ROOM_NAME);//根据楼层名，初始化房间下拉列表
} catch (Err &err) {
MessageBox(hwnd, err.what(), TEXT("基础信息管理"), MB_ICONERROR);
return FALSE;
}
return TRUE;
}
case WM_NOTIFY:
{
switch(LOWORD(wParam))
{
case IDC_L_TABLE_INFO:
{
if (((LPNMHDR)lParam)->code == NM_CLICK){ // 点击列表中的一项
int index = -1;
CEdit num, no;
CComboBox room_name, floor_name;
CListView table_list;
table_list.Initialization(hwnd, IDC_L_TABLE_INFO);
index = table_list.GetSelectionMark();
if (-1 == index) {
MessageBox(hwnd, TEXT("请先在左侧选择一个台号！"), TEXT("基础信息管理"), MB_ICONINFORMATION);
break;
}
room_name.Initialization(hwnd, IDC_C_ROOM_NAME);
no.Initialization(hwnd, IDC_E_TABLE_NO);
num.Initialization(hwnd, IDC_E_TABLE_NUM);
CComboBox combo(hwnd, IDC_TABLE_FLOOR_COMBO);
std::string name;
combo.GetComboBoxText(name);
floor_name.Initialization(hwnd, IDC_C_FLOOR_NAME);
floor_name.DeleteAllString();
InitFloorName(hwnd,IDC_C_FLOOR_NAME);
floor_name.SetCurSel(floor_name.FindString(name.c_str()));
InitRoomCombo(hwnd,name.c_str(),IDC_C_ROOM_NAME);
room_name.SetCurSel(room_name.FindString(table_list.GetItem(index, 0).c_str()));
no.SetEditText(table_list.GetItem(index, 1).c_str());
num.SetEditText(table_list.GetItem(index, 2).c_str());
}
break;
}
}
return TRUE;
}
case WM_COMMAND:
{
switch (LOWORD(wParam))
{
case IDC_B_ADD_TABLE:
{
try {
if(AddTable(hwnd))
{
MessageBox(hwnd, TEXT("添加台号信息成功"), TEXT("基础信息管理 "), MB_ICONINFORMATION);
}
} catch (Err &err) {
MessageBox(hwnd, err.what(), TEXT("基础信息管理 "), MB_ICONERROR);
return FALSE;
}
break;
}
case IDC_B_DISHPATCH_TABLE:
{
try
{
if (UpdateTable(hwnd))
{
MessageBox(hwnd, TEXT("修改台号信息成功"), TEXT("基础信息管理"), MB_OK);
}
}
catch (Err &err)
{
MessageBox(hwnd, err.what(), TEXT("基础信息管理"), MB_ICONERROR);
}
break;
}
case IDC_B_DELETE_TABLE:
{
try
{
if (DeleteTable(hwnd))
{
MessageBox(hwnd, TEXT("删除台号信息成功"), TEXT("基础信息管理"), MB_OK);
}
}
catch (Err &err)
{
MessageBox(hwnd, err.what(), TEXT("基础信息管理"), MB_ICONERROR);
}
break;
}
case IDC_TABLE_FLOOR_COMBO://点击左边第一个”楼层“下拉列表
{
if (HIWORD(wParam) == CBN_SELCHANGE) {
try {
CComboBox combo(hwnd, IDC_TABLE_FLOOR_COMBO);
std::string floor_name;
combo.GetComboBoxText(floor_name);
CComboBox room(hwnd, IDC_C_ROOM_NAME);
room.DeleteAllString();//清空“房间”下拉列表，然后在插入新的数据
InitTableList(hwnd, IDC_L_TABLE_INFO, floor_name.c_str(), 0);
} catch (Err &err) {
MessageBox(hwnd, err.what(), TEXT("基础信息管理"), MB_ICONERROR);
return FALSE;
}
CEdit edit;
// 清空右侧编辑框数据
edit.Initialization(hwnd, IDC_E_TABLE_NO);
edit.Empty();
edit.Initialization(hwnd, IDC_E_TABLE_NUM);
edit.Empty();
}
break;
}
case IDC_C_FLOOR_NAME://点击第二个“楼层”下拉列表
{
if (HIWORD(wParam) == CBN_SELCHANGE)
{
try
{
CComboBox combo(hwnd, IDC_C_FLOOR_NAME);
std::string floor_name_str;
combo.GetComboBoxText(floor_name_str);
CComboBox room_name(hwnd, IDC_C_ROOM_NAME);
RoomInfo room_info;
room_info.GetRoomName(floor_name_str.c_str()); // 获取楼层下的房间名称记录集
room_name.DeleteAllString();
while (!room_info.IsEOF())
{
room_name.AddString(room_info.room_name());
}
}
catch (Err &err)
{
MessageBox(hwnd, err.what(), TEXT("基础信息管理"), MB_ICONERROR);
return FALSE;
}
}
break;
}
case IDC_B_TABLE_CANCLE:
{
EndDialog(hwnd,0);
break;
}
}
return TRUE;
}
case WM_CLOSE:
{
EndDialog(hwnd,0);
return TRUE;
}
}
return FALSE;
}
