#ifndef INPUT_H
#define INPUT_H
#include #include #include #include #include #include #include #include #include #include #include class Input : public QWidget { Q_OBJECT public: explicit Input(QWidget *parent = 0); ~Input(); private: QLabel *ObjectLable;//课题名称 QLineEdit *ObjectLineEdit; QLabel *ObjectnumLabel;//课题个数 QSpinBox *ObjectnumSpinBox;//QSpinBox框 QPushButton *addBtn; //添加按钮 QPushButton *delBtn;//删除按钮 QPushButton *startBtn;//开始按钮 QPushButton *restartBtn;//复位按钮 QTableWidget *tablewidget;//表 QLabel *progressLabel; QProgressBar *progressbar;//进度条 signals: public slots: private slots: void startProgress();//开始动作 void restartProgress();//复位动作 void addProgress();//添加动作 void delProgress();//删除动作 }; #endif // INPUT_H #include "input.h" #include #include #include #include #include #include #include #include int namenumber=0; QStringList names; int a[50]={0}; Input::Input(QWidget *parent) : QWidget(parent) { QFont font("ZYSong18030",13);//设置字体 setFont(font); setWindowTitle(tr("课题抓阄器v1.0")); resize(550,300);//设置大小 tablewidget = new QTableWidget; tablewidget->setColumnCount(2);//设置表列数 QStringList headers; headers<<"课题名称"<<"选题序号"; tablewidget->setHorizontalHeaderLabels(headers); QGridLayout *LeftLayout = new QGridLayout(); LeftLayout->addWidget(tablewidget,0,1); ObjectLable = new QLabel(tr("课题名称：")); ObjectLineEdit = new QLineEdit; ObjectnumLabel = new QLabel(tr("课题个数：")); ObjectnumSpinBox = new QSpinBox; ObjectnumSpinBox->setRange(1,50);//设置QSpinBox数字范围 addBtn = new QPushButton(tr("添加")); delBtn = new QPushButton(tr("删除")); QGridLayout *RightLayout = new QGridLayout();//设置布局 RightLayout->addWidget(ObjectLable,0,0); RightLayout->addWidget(ObjectLineEdit,0,1); RightLayout->addWidget(ObjectnumLabel,1,0); RightLayout->addWidget(ObjectnumSpinBox,1,1); QHBoxLayout *BtnLayout = new QHBoxLayout; BtnLayout->addStretch(1); BtnLayout->addWidget(delBtn); BtnLayout->addWidget(addBtn); RightLayout->addLayout(BtnLayout,2,0,1,2); progressLabel = new QLabel(tr("抓阄进度：")); progressbar = new QProgressBar; startBtn = new QPushButton(tr("开始")); restartBtn = new QPushButton(tr("复位")); QHBoxLayout *startBtnLayout = new QHBoxLayout; startBtnLayout->addStretch(1); startBtnLayout->addWidget(restartBtn); startBtnLayout->addWidget(startBtn); RightLayout->addWidget(progressLabel,3,0); RightLayout->addWidget(progressbar,3,1,1,2); RightLayout->addLayout(startBtnLayout,4,0,1,2); QGridLayout *mainLayout = new QGridLayout(this); mainLayout->addLayout(LeftLayout,0,0); mainLayout->addLayout(RightLayout,0,1); connect(startBtn,SIGNAL(clicked()),this,SLOT(startProgress()));//信号连接 connect(restartBtn,SIGNAL(clicked()),this,SLOT(restartProgress())); connect(ObjectLineEdit,SIGNAL(returnPressed()),addBtn,SLOT(click())); connect(addBtn,SIGNAL(clicked()),this,SLOT(addProgress())); connect(delBtn,SIGNAL(clicked()),this,SLOT(delProgress())); tablewidget->setSelectionBehavior(QAbstractItemView::SelectRows); //设置选择行为，以行为单位 tablewidget->setSelectionMode(QAbstractItemView::SingleSelection);//设置选择模式，选择单行 } Input::~Input() { } void Input::startProgress() { int i,j; if(namenumber==0) { QMessageBox::warning(this,tr("警告"),tr("课题是空的")); } else{ progressbar->setRange(0,namenumber-1);//设置进度条 srand((unsigned)time(0));//按时间随机 for(i=0;i setValue(i); QString b = QString("%1").arg(a[i]); tablewidget->setItem(i,1,new QTableWidgetItem(b)); tablewidget->item(i,1)->setTextAlignment(Qt::AlignCenter);//单元格居中显示 Sleep(100); } } } void Input::restartProgress() { progressbar->reset();//进度条复位 int i,iLen; iLen = tablewidget->rowCount(); while(iLen>0)//表格复位 { tablewidget->removeRow(0); iLen = tablewidget->rowCount(); } names.clear();//字符列表复位 for(i=0;i<50;i++) a[i]=0; namenumber=0; ObjectLineEdit->clear();//文本框复位 ObjectnumSpinBox->setValue(1); } void Input::addProgress() { if(ObjectLineEdit->text().isEmpty()) { QMessageBox::warning(this,tr("警告"),tr("输入不能为空")); } else{ int num = ObjectnumSpinBox->text().toInt(); int i; QString name; for(i=0;i text(); names< setRowCount(namenumber+1);//表添加1行 tablewidget->setItem(namenumber,0,new QTableWidgetItem(name)); tablewidget->item(namenumber,0)->setTextAlignment(Qt::AlignCenter);//单元格居中显示 namenumber++; } } } void Input::delProgress() { int rowIndex = tablewidget->currentRow();//获取选中行号 if(rowIndex!=-1) { tablewidget->removeRow(rowIndex);//删除选中行号 names.removeAt(rowIndex); namenumber--; } } #include #include "input.h" int main(int argc, char *argv[]) { QApplication a(argc, argv); Input w; w.show(); return a.exec(); }