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userwindow.cpp
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userwindow.cpp
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#include"userwindow.h"
#include<QStackedWidget>
#include<QVBoxLayout>
#include<QHBoxLayout>
#include<QGridLayout>
#include<QListWidget>
#include<QLabel>
#include<QInputDialog>
#include<QPushButton>
#include<QMessageBox>
#include<QTableView>
#include<QStandardItemModel>
#include"user.h"
#include"book.h"
#include"manager.h"
#include"userinfor.h"
#include"searchwindow.h"
userWindow::userWindow(QWidget *parent, manager *&mmanager, user *& usr) : QDialog(parent)
{
rusr = usr;
rmanager = mmanager;
list = new QListWidget(this);
list->insertItem(0,tr("My information"));
list->insertItem(1,tr("Check my book"));
list->insertItem(2,tr("Search&&borrow books"));
list->insertItem(3,tr("Delete my account"));
imglabel = new QLabel(this);
QPixmap icon(":/imgs/2.png");
imglabel->setPixmap(icon);
namelabel = new QLabel("<h2>"+usr->getname()+"</h2>",this);
leftlayout = new QVBoxLayout;
lefttoplayout =new QHBoxLayout;
lefttoplayout->addWidget(imglabel);
lefttoplayout->addWidget(namelabel);
leftlayout->addLayout(lefttoplayout);
leftlayout->addWidget(list);
imfor = new userinfor(this,rmanager,rusr);
searchwin = new SearchWindow(this,rmanager,rusr,true,false);
createdelwindow();
createbookwindow();
stack = new QStackedWidget(this);
stack->addWidget(imfor);
stack->addWidget(bookview);
stack->addWidget(searchwin);
stack->addWidget(deleteAccount);
mainlayout = new QHBoxLayout(this);
mainlayout->addLayout(leftlayout);
mainlayout->addStretch();
mainlayout->addWidget(stack);
connect(list,SIGNAL(currentRowChanged(int)),this,SLOT(setCurrent(int)));
}
void userWindow::createdelwindow()
{
deleteAccount = new QDialog;
QLabel *remind = new QLabel(tr("<h2>Are you sure </h1>\n<h2>you want to delete your account?</h1>"),deleteAccount);
QPushButton *oktodelet = new QPushButton(tr("Delete"),deleteAccount);
QPushButton *canceldel = new QPushButton(tr("Cancel"),deleteAccount);
QGridLayout *dellayout = new QGridLayout;
dellayout->addWidget(remind,0,0);
dellayout->addWidget(oktodelet,1,0);
dellayout->addWidget(canceldel,1,2);
deleteAccount->setLayout(dellayout);
connect(oktodelet,SIGNAL(clicked()),this,SLOT(delusr()));
connect(canceldel,SIGNAL(clicked()),this,SLOT(remain()));
}
void userWindow::delusr()
{
if(rusr->getbooknumb())
{
QMessageBox::warning(this,tr("Error"),tr("You have books not returned yet\n can't delete your account"),QMessageBox::Ok);
stack->setCurrentWidget(imfor);
}
else
{
bool ok;
QString usrkey = QInputDialog::getText(this,tr("Input your password"),tr("Password:"),QLineEdit::Password,"",&ok);
if(ok && !usrkey.isEmpty())
{
if(!rmanager->userkey(rusr,usrkey))
QMessageBox::warning(this,tr("Error"),tr("Your password is not correct!"),QMessageBox::Ok);
else
{
rmanager->deluser(rusr);
QMessageBox::information(this,tr("Done"),tr("You have delete your account"),QMessageBox::Ok);
emit isexit();
close();
}
}
}
}
void userWindow::createbookwindow()
{
bookview = new QDialog;
QLabel *texttable = new QLabel("Here is the book you are borrowing now:");
returnbutton = new QPushButton("return");
returnbutton->hide();
returnbutton->setEnabled(false);
model = new QStandardItemModel();
model->setColumnCount(4);
model->setHeaderData(0, Qt::Horizontal, tr("BoookName"));
model->setHeaderData(1, Qt::Horizontal, tr("ISBN"));
model->setHeaderData(2, Qt::Horizontal, tr("Author"));
model->setHeaderData(3, Qt::Horizontal, tr("State"));
int i(0);
while(rusr->getbooklist()[i])//遍历输出所借的书的信息
{
QStandardItem* item0 = new QStandardItem(rusr->getbooklist()[i]->getbkname());
QStandardItem* item1 = new QStandardItem(rusr->getbooklist()[i]->getisbn());
QStandardItem* item2 = new QStandardItem(rusr->getbooklist()[i]->getauthor());
QStandardItem* item3 = new QStandardItem(rusr->getbooklist()[i]->getstate());
QList<QStandardItem*> items;
items << item0 << item1 << item2 << item3;
model->appendRow(items);
i++;
}
booktable = new QTableView;
booktable->setModel(model);
booktable->setEditTriggers(QTableView::NoEditTriggers);
booktable->setSelectionBehavior(QAbstractItemView::SelectRows);
booktable->setSelectionMode(QAbstractItemView::SingleSelection);
QGridLayout *mainlayout = new QGridLayout;
mainlayout->addWidget(texttable,0,0);
mainlayout->addWidget(returnbutton,0,2);
mainlayout->addWidget(booktable);
bookview->setLayout(mainlayout);
connect(booktable,SIGNAL(clicked(QModelIndex)),this,SLOT(rowselected()));
connect(returnbutton,SIGNAL(clicked()),this,SLOT(returnbook()));
}
void userWindow::setCurrent(int index)
{
stack->setCurrentIndex(index);
if(index == 1)
updatemybook();
else if(index == 2)
searchwin->refresh();
}
void userWindow::remain()//回到用户信息
{
stack->setCurrentWidget(imfor);
}
void userWindow::updatemybook()//更新
{
model->clear();
model->setColumnCount(4);
model->setHeaderData(0, Qt::Horizontal, tr("BoookName"));
model->setHeaderData(1, Qt::Horizontal, tr("ISBN"));
model->setHeaderData(2, Qt::Horizontal, tr("Author"));
model->setHeaderData(3, Qt::Horizontal, tr("State"));
int i(0);
while(rusr->getbooklist()[i])//遍历输出所借的书的信息
{
QStandardItem* item0 = new QStandardItem(rusr->getbooklist()[i]->getbkname());
QStandardItem* item1 = new QStandardItem(rusr->getbooklist()[i]->getisbn());
QStandardItem* item2 = new QStandardItem(rusr->getbooklist()[i]->getauthor());
QStandardItem* item3 = new QStandardItem(rusr->getbooklist()[i]->getstate());
QList<QStandardItem*> items;
items << item0 << item1 << item2 << item3;
model->appendRow(items);
i++;
}
returnbutton->hide();
}
void userWindow::rowselected()
{
returnbutton->show();
returnbutton->setEnabled(true);
}
void userWindow::returnbook()
{
QModelIndex index = model->index(booktable->currentIndex().row(),0);
const QString bkname = model->data(index).toString();
rmanager->returnbook(rusr,bkname);
QMessageBox::information(this,tr("Success"),tr("Done!"),QMessageBox::Ok);
updatemybook();
}