diff --git a/dbunit.cpp b/dbunit.cpp index 04d4a11..c6b74f3 100644 --- a/dbunit.cpp +++ b/dbunit.cpp @@ -25,7 +25,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) QSqlQuery q(db_ins); q.prepare("create table if not exists country_information( " - "cid integer auto_increment primary key, " + "cid integer primary key autoincrement, " "name text not null, describe text)"); if (!q.exec()) { qDebug() << q.lastError(); @@ -33,7 +33,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists publishing_information( " - "pid integer auto_increment primary key, name text not null, " + "pid integer primary key autoincrement, name text not null, " "country integer not null, describe text, " "constraint fk_pi foreign key (country) references country_information(cid) " "on update cascade on delete cascade)"); @@ -43,7 +43,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists authors_information( " - "author_id integer auto_increment primary key, name text not null, " + "author_id integer primary key autoincrement, name text not null, " "country integer not null, describe text, " "constraint fk_ai foreign key (country) references country_information(cid) " "on delete cascade on update cascade)"); @@ -53,7 +53,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists books_information(" - "book_id integer auto_increment primary key,isbn text not null," + "book_id integer primary key autoincrement,isbn text not null," "name text not null,publishing integer not null,author integer not null," "author2 integer not null,language text,time text,abstract text,image text," "constraint fk_bi0 foreign key (publishing) references publishing_information on delete cascade on update cascade," @@ -65,7 +65,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists groups_records(" - "record_id integer auto_increment primary key," + "record_id integer primary key autoincrement," "name text not null)"); if (!q.exec()) { qDebug() << q.lastError(); @@ -73,7 +73,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists labels_records( " - "record_id integer auto_increment primary key, " + "record_id integer primary key autoincrement, " "name text not null, describe text)"); if (!q.exec()) { qDebug() << q.lastError(); @@ -81,7 +81,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists books_manage(" - "record_id integer auto_increment primary key," + "record_id integer primary key autoincrement," "book integer not null,`group` integer not null," "constraint fk_bm0 foreign key (book) references books_information(record_id) on delete cascade on update cascade," "constraint fk_bm1 foreign key (`group`) references groups_records(record_id) on delete cascade on update cascade)"); @@ -91,7 +91,7 @@ DBUnit::init_basic_tables(QSqlDatabase& db_ins) } q.prepare("create table if not exists book_labels_manage( " - "record_id integer auto_increment primary key, " + "record_id integer primary key autoincrement, " "book integer not null,label integer not null, " "constraint fk_blm0 foreign key (book) references books_information(book_id) on delete cascade on update cascade," "constraint fk_blm1 foreign key (label) references labels_records(record_id) on delete cascade on update cascade)"); diff --git a/labelsmanagement.cpp b/labelsmanagement.cpp new file mode 100644 index 0000000..3ad6e06 --- /dev/null +++ b/labelsmanagement.cpp @@ -0,0 +1,119 @@ +#include "labelsmanagement.h" +#include "dbunit.h" +#include +#include +#include +#include +#include +#include +#include + +LabelsManagement::LabelsManagement(DBUnit* tool, QWidget* parent) + : QDialog(parent), db_host(tool), keywords_input(new QLineEdit(this)), + labels_view(new QTableView(this)), labels_model(new QStandardItemModel(this)), + append(new QPushButton("增加", this)), remove(new QPushButton("移除", this)) +{ + auto layout = new QGridLayout(this); + layout->addWidget(keywords_input, 0, 0, 1, 4); + layout->addWidget(labels_view, 1, 0, 3, 4); + layout->addWidget(append, 4, 0, 1, 2); + layout->addWidget(remove, 4, 2, 1, 2); + + labels_view->setModel(labels_model); + labels_model->setHorizontalHeaderLabels(QStringList() << "名称" + << "简述"); + + init_labels_model(this->labels_model); + + connect(append, &QPushButton::clicked, [this]() { + QInputDialog in; + in.setWindowTitle("输入标签名称"); + in.setLabelText("输入重复标签："); + if (in.exec() == QDialog::Rejected) + return; + + auto q = db_host->getQuery(); + q.prepare("insert into labels_records " + "(name, describe) values(:n, :d)"); + q.bindValue(":n", in.textValue()); + q.bindValue(":d", "请手动修改简介文字"); + if (!q.exec()) { + qDebug() << q.lastError(); + return; + } + q.prepare("select record_id from labels_records order by record_id desc"); + if (!q.exec()) { + qDebug() << q.lastError(); + return; + } + QList row; + row << new QStandardItem(in.textValue()); + row.last()->setData(q.value(0), Qt::UserRole + 1); + row << new QStandardItem("请手动修改标签简介"); + labels_model->appendRow(row); + }); + connect(remove, &QPushButton::clicked, [this]() { + auto index = labels_view->currentIndex(); + if (!index.isValid()) + return; + + auto idindex = index.sibling(index.row(), 0); + auto q = db_host->getQuery(); + q.prepare("delete from labels_records where record_id=:id"); + q.bindValue(":id", idindex.data(Qt::UserRole + 1)); + if (!q.exec()) { + qDebug() << q.lastError(); + return; + } + + labels_model->removeRow(index.row()); + }); + connect(keywords_input, &QLineEdit::textChanged, this, &LabelsManagement::input_query); +} + +void +LabelsManagement::init_labels_model(QStandardItemModel* model) +{ + auto q = db_host->getQuery(); + q.prepare("select record_id, name, describe from labels_records"); + if (!q.exec()) { + qDebug() << q.lastError(); + return; + } + + model->removeRows(0, model->rowCount()); + while (q.next()) { + QList row; + row << new QStandardItem(q.value(1).toString()); + row.last()->setData(q.value(0), Qt::UserRole + 1); + row << new QStandardItem(q.value(2).toString()); + model->appendRow(row); + } +} + +void +LabelsManagement::input_query(const QString& keywords) +{ + labels_model->removeRows(0, labels_model->rowCount()); + if (keywords.trimmed().isEmpty()) + return; + + QString string = "select record_id, name, describe from labels_records "; + if (keywords != "*") + string += "where name like '%" + keywords + "%'"; + + auto q = db_host->getQuery(); + q.prepare(string); + if (!q.exec()) { + qDebug() << q.lastError(); + return; + } + + while (q.next()) { + QList row; + row << new QStandardItem(q.value(1).toString()); + row.last()->setData(q.value(0), Qt::UserRole + 1); + row << new QStandardItem(q.value(2).toString()); + labels_model->appendRow(row); + } +} diff --git a/labelsmanagement.h b/labelsmanagement.h new file mode 100644 index 0000000..19d7c94 --- /dev/null +++ b/labelsmanagement.h @@ -0,0 +1,30 @@ +#ifndef LABELSMANAGEMENT_H +#define LABELSMANAGEMENT_H + +#include +#include +#include +#include +#include +#include + +class DBUnit; + +class LabelsManagement : public QDialog { + Q_OBJECT +public: + explicit LabelsManagement(DBUnit* tool, QWidget* parent = nullptr); + +private: + DBUnit* const db_host; + + QLineEdit* const keywords_input; + QTableView* const labels_view; + QStandardItemModel* const labels_model; + QPushButton *const append, *const remove; + + void init_labels_model(QStandardItemModel* model); + void input_query(const QString& keywords); +}; + +#endif // LABELSMANAGEMENT_H diff --git a/main.cpp b/main.cpp index f51e2d1..0af8d02 100644 --- a/main.cpp +++ b/main.cpp @@ -1,14 +1,17 @@ #include "dbunit.h" +#include "labelsmanagement.h" #include "mainwindow.h" #include int main(int argc, char *argv[]) { QApplication a(argc, argv); - MainWindow w; - w.show(); + // MainWindow w; + // w.show(); - // DBUnit t; + DBUnit tool; + LabelsManagement m(&tool); + m.show(); return a.exec(); }