Qt学习记录（十）项目：数字炸弹/猜数字游戏
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Qt学习记录（十）项目：数字炸弹/猜数字游戏新手项目，佬们多多包含 #include "mywidget.h"#include "ui_mywidget.h"#include <QStackedWidget>#include <QCloseEvent>//退出游戏#include <QMessageBox>#include <QProgressBar>//进度条#include <QStyleOptionProgressBar>#include <QTimer>//设置时间#include <QComboBox>#include <QLineEdit>//输入数据#include <QIntValidator>#include <QRandomGenerator>#include <QPushButton>#include <QDebug>#include <QKeyEvent>#include<QStyle>static int t=0; //时间static int randomInt ;//随机数static int i=0; //页数static int num_1=0; //显示的范围minstatic int num_2=100; //显示的范围maxMyWidget::MyWidget(QWidget *parent) : QWidget(parent) , ui(new Ui::MyWidget){ //初始状态 ui->setupUi(this); //创建定时器 timer = new QTimer(this); //文本框不超过2位数 ui->lineEdit->setValidator(new QRegExpValidator(QRegExp("[0-9]{2}"))); //提示隐藏 ui->label_6->hide(); ui->label_7->hide(); ui->label_7->clear(); //计时器结束 connect (timer,&QTimer::timeout, this,&MyWidget::updateCountdowm); //数字按键0-9 connect (ui->play_0,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_1,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_2,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_3,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_4,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_5,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_6,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_7,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_8,&QPushButton::pressed,this,&MyWidget::play_0_9); connect (ui->play_9,&QPushButton::pressed,this,&MyWidget::play_0_9); //清除和确认 connect (ui->play_x,&QPushButton::pressed,ui->lineEdit,&QLineEdit::clear); connect (ui->play_e,&QPushButton::pressed,this,&MyWidget::on_lineEdit_editingFinished); //样式表 this->setWindowFlags(Qt::FramelessWindowHint); //隐藏最大最小化等按键 setAttribute(Qt::WA_TranslucentBackground); //设置窗口透明化 ui->lineEdit->setAlignment(Qt::AlignHCenter); //输入框文本居中 ui->comboBox->setStyleSheet("QComboBox{" "border-width: 2px;" "border-style: solid;" "border-radius:10px;" "border-color: rgba(176, 100, 213,0);" "background-color: rgba(176, 100, 213,0.5);" "color: rgb(255, 255, 255);" "}" "QComboBox::drop-down{" "border-width:0px;" "border-style: solid;" "border-radius:5px;" "border-color: rgba(176, 100, 213,0);" "background-color: rgba(176, 100, 213,0.5);" "color: rgb(255, 255, 255);" "}" "QComboBox QAbstractItemView{" "border-width:0px;" "border-style: solid;" "border-radius:5px;" "border-color: rgba(176, 100, 213,0);" "background-color: rgb(195,142,215);" "color: rgb(255, 255, 255);" "}"); ui->progressBar->setStyleSheet("QProgressBar{" "font:9pt;" "border-radius:5px;" "text-align:center;" "border:1px solid #E8EDF2;" "background-color: rgb(179,222,255);" "border-color: rgb(180, 180, 180);" "}" "QProgressBar:chunk{" "border-radius:5px;" "background-color:rgb(16,116,191);" "}");}MyWidget::~MyWidget(){ delete ui;}//右上角X，关闭游戏void MyWidget ::closeEvent (QCloseEvent *ev){ int ret = QMessageBox::question(this,"提示","是否关闭窗口"); if(ret == QMessageBox::Yes) this->close(); else ev->ignore();}//page//“开始游戏”从page转跳到page_2void MyWidget::on_pushButton_clicked(){ if(t==0)//未选择时间 { QMessageBox::StandardButton reply;//警告 reply = QMessageBox::warning (this, "警告！", "未选择时间"); } else//跳转page2 { num_1=0;num_2=100; //范围初始值 ui->stackedWidget->setCurrentIndex(i=1); //跳转page2 randomInt = QRandomGenerator::global()->bounded(0,101);//获取一个随机数字作为炸弹 timer->start(1000); //计时器启动，1s为单位 ui->lineEdit->setFocus(); //一转跳，光标就在文本框上面 ui->label_4->setText(QString("%1-%2").arg(num_1).arg(num_2));//显示数字范围“0-100” ui->progressBar->setValue(t); //进度条的初始值 //提示隐藏 ui->label_6->hide(); ui->label_7->hide(); ui->label_7->clear(); }}//退出游戏void MyWidget::on_pushButton_2_clicked(){ int ret = QMessageBox::question(this,"提示","是否退出游戏"); if(ret == QMessageBox::Yes) QApplication::quit();//立即终止应用程序}//设置时间void MyWidget::on_comboBox_activated(const QString &arg1){ int value =arg1.toInt();//获取选择选项，并转型 t = value; ui->progressBar->setRange(0,t);//进度条的范围 ui->progressBar->setValue(0); //进度条的初始值}//时间到了void MyWidget::updateCountdowm(){ int value = ui->progressBar->value(); //获取进度条的长度 if (value > 0) ui->progressBar->setValue(value - 1); //进度条不断减少 else { //倒计时结束 timer->stop(); //时间停止 QMessageBox::StandardButton reply; //提示 reply = QMessageBox::question (this, "时间已到", "是否重开一局游戏"); if (reply == QMessageBox::Yes) on_pushButton_clicked();//调用按钮点击事件,恢复初始值 else ui->stackedWidget->setCurrentIndex(i=0); //返回主页 }}//page_2//返回主界面void MyWidget::on_pushButton_16_clicked(){ ui->stackedWidget->setCurrentIndex(i=0); //page2->page timer->stop(); //停止倒计时}//按下数字按键void MyWidget::play_0_9(){ QObject*mySender=this->sender(); //获取所点击的按钮 QPushButton *Button=(QPushButton*)mySender; //mySender指针->QPushButton指针,赋值给 Button if(Button) { QString Text=Button->text(); //获取按钮中的内容 ui->lineEdit->setText(ui->lineEdit->text()+Text);//将按钮文本内容追加到文本框中 if (Text.size()>2) //超出范围，直接清空并提示 { ui->lineEdit->clear(); //清除文本框 //提示 ui->label_6->show(); u