@ -1,5 +1,4 @@
# include "customer.h" # include "customer.h"
# include "login.h"
# include "ui_customer.h" # include "ui_customer.h"
customer : : customer ( QWidget * parent ) : customer : : customer ( QWidget * parent ) :
@ -7,241 +6,9 @@ customer::customer(QWidget *parent) :
ui ( new Ui : : customer )
ui ( new Ui : : customer )
{ {
ui - > setupUi ( this ) ;
ui - > setupUi ( this ) ;
this - > setFixedSize ( 1920 , 1080 ) ;
this - > setWindowTitle ( " 用户界面 " ) ;
this - > setWindowIcon ( QIcon ( ) ) ;
QPalette q ; //调色板
q . setBrush ( QPalette : : Window , QBrush ( QPixmap ( " picture/customerbackground.jpg " ) ) ) ;
this - > setPalette ( q ) ;
labelone = new QLabel ( this ) ;
labelone - > setScaledContents ( true ) ;
//labelone->setPixmap(QPixmap("picture/customerbackground.jpg"));
labelone - > lower ( ) ;
lg = new login ( this ) ;
lg - > hide ( ) ;
ui - > tableWidget - > setColumnCount ( 4 ) ; //添加四列
QStringList QL ;
QL < < " 房间号 " < < " 房间类型 " ;
QL < < " 是否带窗 " ;
QL < < " 状态 " ;
ui - > tableWidget - > setHorizontalHeaderLabels ( QL ) ; //添加列头的内容
ui - > tableWidget - > horizontalHeader ( ) - > setSectionResizeMode ( QHeaderView : : Stretch ) ; //列自适应，填满
addrow ( " 曹坤 " , " 男 " , 14 , " 中国 " ) ; //测试用
addrow ( " 曹 " , " 男 " , 4 , " 中国 " ) ;
} }
customer : : ~ customer ( ) customer : : ~ customer ( )
{ {
delete ui ;
delete ui ;
} }
void customer : : addrow ( QString name , QString gender , int age , QString bornplace ) {
int count = ui - > tableWidget - > rowCount ( ) ; //获取行数
ui - > tableWidget - > setRowCount ( count + 1 ) ;
QTableWidgetItem * Q1 = new QTableWidgetItem ( name ) ;
QTableWidgetItem * Q2 = new QTableWidgetItem ( gender ) ;
QTableWidgetItem * Q3 = new QTableWidgetItem ( QString : : number ( age ) ) ; //将int转为string
QTableWidgetItem * Q4 = new QTableWidgetItem ( bornplace ) ;
Q1 - > setTextAlignment ( Qt : : AlignCenter ) ;
Q2 - > setTextAlignment ( Qt : : AlignCenter ) ;
Q3 - > setTextAlignment ( Qt : : AlignCenter ) ;
Q4 - > setTextAlignment ( Qt : : AlignCenter ) ; //内容居中对齐
ui - > tableWidget - > setItem ( count , 0 , Q1 ) ; //行数 列 内容
ui - > tableWidget - > setItem ( count , 1 , Q2 ) ;
ui - > tableWidget - > setItem ( count , 2 , Q3 ) ;
ui - > tableWidget - > setItem ( count , 3 , Q4 ) ;
}
void customer : : on_checking_out1_clicked ( ) //要连到数据库
{
QString count = ui - > lineEdit - > text ( ) ; //获取行数
QString QS = " 空闲 " ;
QTableWidgetItem * Q1 = new QTableWidgetItem ( QS ) ;
int c = count . toInt ( ) ;
if ( c > = 0 ) {
ui - > tableWidget - > setItem ( c , 3 , Q1 ) ;
Q1 - > setTextAlignment ( Qt : : AlignCenter ) ;
QMessageBox : : about ( this , " 提示 " , " 退房成功 " ) ;
}
}
void customer : : on_Reservation1_clicked ( ) //要连到数据库
{
QString count = ui - > lineEdit - > text ( ) ; //获取行数
QString QS = " 占用 " ;
QTableWidgetItem * Q1 = new QTableWidgetItem ( QS ) ;
int c = count . toInt ( ) ;
if ( c > = 0 ) {
ui - > tableWidget - > setItem ( c , 3 , Q1 ) ;
Q1 - > setTextAlignment ( Qt : : AlignCenter ) ;
QMessageBox : : about ( this , " 提示 " , " 订房成功 " ) ;
}
}
void customer : : on_commandLinkButton_clicked ( )
{
this - > hide ( ) ;
lg - > show ( ) ;
}
void customer : : on_toolButton_2_clicked ( )
{
findall ( ) ;
flush_data ( userinfo ) ;
}
void customer : : on_checkBox_clicked ( bool checked )
{
if ( checked ) {
ui - > tableWidget - > horizontalHeader ( ) - > show ( ) ;
}
else ui - > tableWidget - > horizontalHeader ( ) - > hide ( ) ;
}
void customer : : on_checkBox_2_clicked ( bool checked )
{
if ( checked ) {
ui - > tableWidget - > verticalHeader ( ) - > show ( ) ;
}
else ui - > tableWidget - > verticalHeader ( ) - > hide ( ) ;
}
void customer : : on_checkBox_3_clicked ( bool checked )
{
if ( checked ) {
ui - > tableWidget - > setAlternatingRowColors ( true ) ;
}
else ui - > tableWidget - > setAlternatingRowColors ( false ) ;
}
void customer : : on_radioButton_clicked ( bool checked )
{
if ( checked ) {
ui - > tableWidget - > setSelectionMode ( QAbstractItemView : : SingleSelection ) ;
ui - > tableWidget - > setSelectionBehavior ( QAbstractItemView : : SelectItems ) ;
ui - > radioButton_2 - > setChecked ( false ) ;
}
else {
ui - > radioButton_2 - > setChecked ( true ) ;
on_radioButton_2_clicked ( true ) ;
}
}
void customer : : on_radioButton_2_clicked ( bool checked )
{
if ( checked ) { ui - > tableWidget - > setSelectionMode ( QAbstractItemView : : SingleSelection ) ;
ui - > tableWidget - > setSelectionBehavior ( QAbstractItemView : : SelectRows ) ;
ui - > radioButton - > setChecked ( false ) ;
} else {
ui - > radioButton - > setChecked ( true ) ;
on_radioButton_clicked ( true ) ;
}
}
void customer : : findall ( )
{
userinfo . clear ( ) ;
QSqlQuery query ( ( db ) ) ;
query . prepare ( " select * from hotel; " ) ;
if ( query . exec ( ) )
{
while ( query . next ( ) ) {
QVector < QString > rec ;
for ( int i = 0 ; i < query . record ( ) . count ( ) ; i + + )
{
rec . push_back ( query . record ( ) . value ( i ) . toString ( ) ) ;
}
userinfo . push_back ( rec ) ;
}
}
}
void customer : : flush_data ( QVector < QVector < QString > > & userinfo )
{
ui - > tableWidget - > clear ( ) ;
if ( ! userinfo . size ( ) ) return ;
ui - > tableWidget - > setRowCount ( userinfo . size ( ) ) ;
ui - > tableWidget - > setColumnCount ( 4 ) ;
for ( int i = 0 ; i < userinfo . size ( ) ; i + + )
{
for ( int j = 0 ; j < userinfo [ 0 ] . size ( ) ; j + + )
{
ui - > tableWidget - > setItem ( i , j , new QTableWidgetItem ( userinfo [ i ] [ j ] ) ) ;
}
}
ui - > tableWidget - > setHorizontalHeaderLabels ( { " 房间号 " , " 房间类型 " , " 是否带窗 " , " 状态 " } ) ;
}
void customer : : on_tableWidget_itemClicked ( QTableWidgetItem * item )
{
int row = item - > row ( ) ;
QString r = QString : : number ( row ) ;
ui - > lineEdit - > setText ( r ) ;
}
void customer : : on_search_clicked ( )
{
QString number = ui - > search - > text ( ) ;
if ( find_byname ( number ) )
{
flush_data ( userinfo ) ;
userinfo . clear ( ) ;
} else QMessageBox : : critical ( nullptr , " 错误 " , " something wrong! " , QMessageBox : : Retry ) ;
}
bool customer : : find_byname ( QString number )
{
userinfo . clear ( ) ;
QSqlQuery query ( db ) ;
query . prepare ( " select * from users where username=:number; " ) ;
query . bindValue ( " :number " , number ) ;
if ( query . exec ( ) )
{
while ( query . next ( ) ) {
QVector < QString > rec ;
rec . push_back ( query . record ( ) . value ( " 房间 " ) . toString ( ) ) ;
rec . push_back ( query . record ( ) . value ( " 房间类型 " ) . toString ( ) ) ;
rec . push_back ( query . record ( ) . value ( " 是否带窗 " ) . toString ( ) ) ;
rec . push_back ( query . record ( ) . value ( " 状态 " ) . toString ( ) ) ;
userinfo . push_back ( rec ) ;
}
return true ;
}
return false ;
}
HOJI
2 years ago
