up

customer.cpp

@@ -1,4 +1,5 @@
 #include "customer.h"
+#include "login.h"
 #include "ui_customer.h"
 
 customer::customer(QWidget *parent) :
@@ -6,9 +7,241 @@ customer::customer(QWidget *parent) :
     ui(new Ui::customer)
 {
     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()
 {
     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;
+}