多层停车场'

monitor.cpp

@@ -1,17 +1,56 @@
 #include "monitor.h"
-#include <QPainter>
+#include "ui_monitor.h"
+#include <QObject>
+#include <QDebug>
 
-Monitor::Monitor(QWidget *parent) : QWidget(parent)
+Monitor::Monitor(QWidget *parent) :
+    QWidget(parent),
+    ui(new Ui::Monitor)
 {
-    resize(800, 600);
+    ui->setupUi(this);
+    QObject::connect(ui->downStairButton, QPushButton::clicked, [&]() {
+        qDebug() << "下一层按钮";
+        if (m_currentFloor > 0) {
+            m_currentFloor -= 1;
+            showParkinglot();
+        }
+        if (m_currentFloor == 0)
+            ui->downStairButton->setEnabled(false);
+        if (m_currentFloor == m_parkinglots.size() - 2)
+            ui->upStairButton->setEnabled(true);
+    });
+    QObject::connect(ui->upStairButton, QPushButton::clicked, [&]() {
+        qDebug() << "上一层按钮";
+        if (m_currentFloor < m_parkinglots.size() - 1) {
+            m_currentFloor += 1;
+            showParkinglot();
+        }
+        if (m_currentFloor == m_parkinglots.size() - 1)
+            ui->upStairButton->setEnabled(false);
+        if (m_currentFloor == 1)
+            ui->downStairButton->setEnabled(true);
+    });
+    if (m_currentFloor == 0)  // 如果默认楼层就是顶层或者最下一层，把相应的按钮disable
+        ui->downStairButton->setEnabled(false);
+    else if (m_currentFloor == m_parkinglots.size() - 1)
+        ui->upStairButton->setEnabled(false);
+    showParkinglot();
 }
 
-void Monitor::paintEvent(QPaintEvent *) {
-    QPainter painter(this);
-    painter.drawLine(80, 100, 650, 500);
-    painter.setPen(Qt::red);
-    painter.drawRect(10, 10, 100, 400);
-    painter.setPen(QPen(Qt::green, 5));
-    painter.setBrush(Qt::blue);
-    painter.drawEllipse(50, 150, 400, 200);
+Monitor::~Monitor()
+{
+    delete ui;
+}
+
+void Monitor::showParkinglot()
+{
+    if (m_parkinglots.at(m_currentFloor) == nullptr)
+        m_parkinglots[m_currentFloor] = new ParkingLotWidget(this, m_xmlPath.at(m_currentFloor));
+    ui->currentFloor->setText("<center>" + m_parkinglots.at(m_currentFloor)->getName() + "</center>");
+    for (auto p = m_parkinglots.begin(); p != m_parkinglots.end(); p++)
+        if (*p != nullptr)
+            (*p)->hide();
+    m_parkinglots.at(m_currentFloor)->show();
+    //ui->rootLayout->replaceWidget(ui->parkingLotView, m_parkinglots.at(m_currentFloor));
+    //ui->parkingLotView = m_parkinglots.at(m_currentFloor);
 }